[ 404.645005][ T11] device bridge_slave_1 left promiscuous mode [ 404.651149][ T11] bridge0: port 2(bridge_slave_1) entered disabled state [ 404.658871][ T11] device bridge_slave_0 left promiscuous mode [ 404.665278][ T11] bridge0: port 1(bridge_slave_0) entered disabled state [ 406.125166][ T812] device bridge_slave_1 left promiscuous mode [ 406.131295][ T812] bridge0: port 2(bridge_slave_1) entered disabled state [ 406.138884][ T812] device bridge_slave_0 left promiscuous mode [ 406.145295][ T812] bridge0: port 1(bridge_slave_0) entered disabled state [ 406.152710][ T812] device bridge_slave_1 left promiscuous mode [ 406.158900][ T812] bridge0: port 2(bridge_slave_1) entered disabled state [ 406.166748][ T812] device bridge_slave_0 left promiscuous mode [ 406.172833][ T812] bridge0: port 1(bridge_slave_0) entered disabled state [ 406.180463][ T812] device bridge_slave_1 left promiscuous mode [ 406.186579][ T812] bridge0: port 2(bridge_slave_1) entered disabled state [ 406.193824][ T812] device bridge_slave_0 left promiscuous mode [ 406.200192][ T812] bridge0: port 1(bridge_slave_0) entered disabled state [ 406.207913][ T812] device bridge_slave_1 left promiscuous mode [ 406.214032][ T812] bridge0: port 2(bridge_slave_1) entered disabled state [ 406.221535][ T812] device bridge_slave_0 left promiscuous mode [ 406.227683][ T812] bridge0: port 1(bridge_slave_0) entered disabled state [ 406.235382][ T812] device bridge_slave_1 left promiscuous mode [ 406.241843][ T812] bridge0: port 2(bridge_slave_1) entered disabled state [ 406.249550][ T812] device bridge_slave_0 left promiscuous mode [ 406.255690][ T812] bridge0: port 1(bridge_slave_0) entered disabled state Warning: Permanently added '10.128.1.97' (ECDSA) to the list of known hosts. [ 409.259021][ T3122] loop3: detected capacity change from 0 to 16 [ 409.263749][ T3123] loop4: detected capacity change from 0 to 16 [ 409.266162][ T3124] loop5: detected capacity change from 0 to 16 [ 409.273305][ T3122] FAULT_INJECTION: forcing a failure. [ 409.273305][ T3122] name failslab, interval 1, probability 0, space 0, times 0 [ 409.282872][ T3124] FAULT_INJECTION: forcing a failure. [ 409.282872][ T3124] name failslab, interval 1, probability 0, space 0, times 0 [ 409.291549][ T3123] erofs: (device loop4): mounted with root inode @ nid 36. [ 409.307571][ T3124] CPU: 0 PID: 3124 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 409.313842][ T3131] loop1: detected capacity change from 0 to 16 [ 409.320909][ T3124] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 409.320921][ T3124] Call Trace: [ 409.320926][ T3124] [ 409.320931][ T3124] dump_stack_lvl+0x151/0x1b7 [ 409.320953][ T3124] ? bfq_pos_tree_add_move+0x43e/0x43e [ 409.327628][ T3132] loop2: detected capacity change from 0 to 16 [ 409.337108][ T3124] dump_stack+0x15/0x17 [ 409.337128][ T3124] should_fail+0x3c0/0x510 [ 409.337145][ T3124] __should_failslab+0x9f/0xe0 [ 409.344650][ T3123] FAULT_INJECTION: forcing a failure. [ 409.344650][ T3123] name failslab, interval 1, probability 0, space 0, times 0 [ 409.348161][ T3124] should_failslab+0x9/0x20 [ 409.381162][ T3132] FAULT_INJECTION: forcing a failure. [ 409.381162][ T3132] name failslab, interval 1, probability 0, space 0, times 0 [ 409.386168][ T3124] kmem_cache_alloc+0x4f/0x2f0 [ 409.386191][ T3124] ? from_kuid_munged+0x7b0/0x7b0 [ 409.386206][ T3124] ? security_inode_alloc+0x29/0x140 [ 409.386223][ T3124] security_inode_alloc+0x29/0x140 [ 409.386239][ T3124] inode_init_always+0x749/0x9b0 [ 409.394721][ T3131] FAULT_INJECTION: forcing a failure. [ 409.394721][ T3131] name failslab, interval 1, probability 0, space 0, times 0 [ 409.403257][ T3124] ? _erofs_info+0x190/0x190 [ 409.445428][ T3124] new_inode_pseudo+0x93/0x220 [ 409.450208][ T3124] new_inode+0x28/0x1c0 [ 409.454356][ T3124] ? _raw_spin_unlock+0x4d/0x70 [ 409.459201][ T3124] ? erofs_shrinker_register+0xfb/0x110 [ 409.464733][ T3124] erofs_fc_fill_super+0x867/0x1180 [ 409.469926][ T3124] get_tree_bdev+0x417/0x640 [ 409.474549][ T3124] ? erofs_release_device_info+0x90/0x90 [ 409.480183][ T3124] erofs_fc_get_tree+0x1c/0x20 [ 409.485116][ T3124] vfs_get_tree+0x88/0x290 [ 409.489527][ T3124] do_new_mount+0x289/0xad0 [ 409.494038][ T3124] ? do_move_mount_old+0x160/0x160 [ 409.499664][ T3124] ? security_capable+0xb2/0xd0 [ 409.504588][ T3124] ? ns_capable+0x8a/0xf0 [ 409.508913][ T3124] path_mount+0x60b/0x1050 [ 409.513329][ T3124] __se_sys_mount+0x2d2/0x3c0 [ 409.518093][ T3124] ? __x64_sys_mount+0xd0/0xd0 [ 409.522844][ T3124] __x64_sys_mount+0xbf/0xd0 [ 409.527430][ T3124] do_syscall_64+0x44/0xd0 [ 409.531834][ T3124] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 409.537715][ T3124] RIP: 0033:0x7f211b962c9a [ 409.542114][ T3124] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 409.561788][ T3124] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 409.570188][ T3124] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 409.578143][ T3124] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 409.586102][ T3124] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 409.594321][ T3124] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 409.602549][ T3124] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 409.610533][ T3124] [ 409.613559][ T3123] CPU: 1 PID: 3123 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 409.624317][ T3123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 409.634364][ T3123] Call Trace: [ 409.637631][ T3123] [ 409.640566][ T3123] dump_stack_lvl+0x151/0x1b7 [ 409.645252][ T3123] ? bfq_pos_tree_add_move+0x43e/0x43e [ 409.650729][ T3123] ? avc_has_perm+0x16d/0x260 [ 409.655398][ T3123] dump_stack+0x15/0x17 [ 409.659544][ T3123] should_fail+0x3c0/0x510 [ 409.663966][ T3123] __should_failslab+0x9f/0xe0 [ 409.668734][ T3123] should_failslab+0x9/0x20 [ 409.673239][ T3123] kmem_cache_alloc+0x4f/0x2f0 [ 409.678004][ T3123] ? selinux_sb_remount+0xd20/0xd20 [ 409.683188][ T3123] ? alloc_vfsmnt+0x27/0x4a0 [ 409.687770][ T3123] alloc_vfsmnt+0x27/0x4a0 [ 409.692172][ T3123] vfs_create_mount+0x84/0x4c0 [ 409.696936][ T3123] ? __kasan_check_write+0x14/0x20 [ 409.702051][ T3123] do_new_mount+0x3b4/0xad0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 409.707079][ T3123] ? do_move_mount_old+0x160/0x160 [ 409.712470][ T3123] ? security_capable+0xb2/0xd0 [ 409.717425][ T3123] ? ns_capable+0x8a/0xf0 [ 409.722107][ T3123] path_mount+0x60b/0x1050 [ 409.726731][ T3123] __se_sys_mount+0x2d2/0x3c0 [ 409.731417][ T3123] ? __x64_sys_mount+0xd0/0xd0 [ 409.736365][ T3123] __x64_sys_mount+0xbf/0xd0 [ 409.740943][ T3123] do_syscall_64+0x44/0xd0 [ 409.745352][ T3123] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 409.751240][ T3123] RIP: 0033:0x7f211b962c9a [ 409.755730][ T3123] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 409.775678][ T3123] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 409.784089][ T3123] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 409.792091][ T3123] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 409.800067][ T3123] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 409.808050][ T3123] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 409.816097][ T3123] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 409.824145][ T3123] [ 409.827165][ T3132] CPU: 0 PID: 3132 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 409.837930][ T3132] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 409.847978][ T3132] Call Trace: [ 409.851246][ T3132] [ 409.854176][ T3132] dump_stack_lvl+0x151/0x1b7 [ 409.858846][ T3132] ? bfq_pos_tree_add_move+0x43e/0x43e [ 409.864300][ T3132] dump_stack+0x15/0x17 [ 409.868529][ T3132] should_fail+0x3c0/0x510 [ 409.872934][ T3132] __should_failslab+0x9f/0xe0 [ 409.877694][ T3132] should_failslab+0x9/0x20 [ 409.882185][ T3132] kmem_cache_alloc+0x4f/0x2f0 [ 409.886932][ T3132] ? __kernfs_new_node+0xdb/0x6e0 [ 409.891949][ T3132] __kernfs_new_node+0xdb/0x6e0 [ 409.896784][ T3132] ? erofs_fc_get_tree+0x1c/0x20 [ 409.901966][ T3132] ? vfs_get_tree+0x88/0x290 [ 409.906539][ T3132] ? do_new_mount+0x289/0xad0 [ 409.911201][ T3132] ? path_mount+0x60b/0x1050 [ 409.915781][ T3132] ? __se_sys_mount+0x2d2/0x3c0 [ 409.920618][ T3132] ? kernfs_new_node+0x170/0x170 [ 409.925541][ T3132] kernfs_create_dir_ns+0x9b/0x230 [ 409.930652][ T3132] sysfs_create_dir_ns+0x181/0x390 [ 409.935751][ T3132] ? sysfs_warn_dup+0xa0/0xa0 [ 409.940414][ T3132] ? memcpy+0x56/0x70 [ 409.944391][ T3132] kobject_add_internal+0x766/0xda0 [ 409.949663][ T3132] kobject_init_and_add+0x123/0x190 [ 409.954846][ T3132] ? __kasan_check_write+0x14/0x20 [ 409.959943][ T3132] ? kobject_add+0x210/0x210 [ 409.964616][ T3132] ? inode_init_always+0x760/0x9b0 [ 409.969713][ T3132] ? _raw_spin_unlock+0x4d/0x70 [ 409.974552][ T3132] ? _raw_spin_unlock+0x4d/0x70 [ 409.979400][ T3132] erofs_register_sysfs+0xd1/0x130 [ 409.984497][ T3132] erofs_fc_fill_super+0x95c/0x1180 [ 409.990129][ T3132] get_tree_bdev+0x417/0x640 [ 409.994706][ T3132] ? erofs_release_device_info+0x90/0x90 [ 410.000320][ T3132] erofs_fc_get_tree+0x1c/0x20 [ 410.005158][ T3132] vfs_get_tree+0x88/0x290 [ 410.009617][ T3132] do_new_mount+0x289/0xad0 [ 410.014133][ T3132] ? do_move_mount_old+0x160/0x160 [ 410.019243][ T3132] ? security_capable+0xb2/0xd0 [ 410.024086][ T3132] ? ns_capable+0x8a/0xf0 [ 410.028401][ T3132] path_mount+0x60b/0x1050 [ 410.032893][ T3132] __se_sys_mount+0x2d2/0x3c0 [ 410.037556][ T3132] ? __x64_sys_mount+0xd0/0xd0 [ 410.042306][ T3132] __x64_sys_mount+0xbf/0xd0 [ 410.046883][ T3132] do_syscall_64+0x44/0xd0 [ 410.051290][ T3132] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 410.057273][ T3132] RIP: 0033:0x7f211b962c9a [ 410.061732][ T3132] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 410.081599][ T3132] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 410.090100][ T3132] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 410.098171][ T3132] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 410.106223][ T3132] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 410.114185][ T3132] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 410.122142][ T3132] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 410.130886][ T3132] [ 410.133898][ T3131] CPU: 1 PID: 3131 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 410.135590][ T3132] kobject_add_internal failed for loop2 (error: -12 parent: erofs) [ 410.145179][ T3131] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 410.145193][ T3131] Call Trace: [ 410.145199][ T3131] [ 410.145205][ T3131] dump_stack_lvl+0x151/0x1b7 [ 410.145226][ T3131] ? bfq_pos_tree_add_move+0x43e/0x43e [ 410.145242][ T3131] dump_stack+0x15/0x17 [ 410.183999][ T3131] should_fail+0x3c0/0x510 [ 410.188519][ T3131] __should_failslab+0x9f/0xe0 [ 410.194149][ T3131] should_failslab+0x9/0x20 [ 410.198654][ T3131] kmem_cache_alloc+0x4f/0x2f0 [ 410.203521][ T3131] ? from_kuid_munged+0x7b0/0x7b0 [ 410.208732][ T3131] ? security_inode_alloc+0x29/0x140 [ 410.214002][ T3131] security_inode_alloc+0x29/0x140 [ 410.219193][ T3131] inode_init_always+0x749/0x9b0 [ 410.224120][ T3131] ? _erofs_info+0x190/0x190 [ 410.229474][ T3131] new_inode_pseudo+0x93/0x220 [ 410.235126][ T3131] new_inode+0x28/0x1c0 [ 410.239287][ T3131] ? _raw_spin_unlock+0x4d/0x70 [ 410.244144][ T3131] ? erofs_shrinker_register+0xfb/0x110 [ 410.249695][ T3131] erofs_fc_fill_super+0x867/0x1180 [ 410.255063][ T3131] get_tree_bdev+0x417/0x640 [ 410.259671][ T3131] ? erofs_release_device_info+0x90/0x90 [ 410.265708][ T3131] erofs_fc_get_tree+0x1c/0x20 [ 410.270479][ T3131] vfs_get_tree+0x88/0x290 [ 410.274879][ T3131] do_new_mount+0x289/0xad0 [ 410.279364][ T3131] ? do_move_mount_old+0x160/0x160 [ 410.284459][ T3131] ? security_capable+0xb2/0xd0 [ 410.289288][ T3131] ? ns_capable+0x8a/0xf0 [ 410.293603][ T3131] path_mount+0x60b/0x1050 [ 410.298029][ T3131] __se_sys_mount+0x2d2/0x3c0 [ 410.302881][ T3131] ? __x64_sys_mount+0xd0/0xd0 [ 410.308233][ T3131] __x64_sys_mount+0xbf/0xd0 [ 410.312834][ T3131] do_syscall_64+0x44/0xd0 [ 410.317242][ T3131] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 410.323293][ T3131] RIP: 0033:0x7f211b962c9a [ 410.327701][ T3131] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 410.347400][ T3131] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 410.355793][ T3131] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 410.363748][ T3131] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 410.371699][ T3131] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 410.379669][ T3131] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 410.387633][ T3131] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 410.395601][ T3131] [ 410.404495][ T3122] CPU: 0 PID: 3122 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 410.405965][ T3138] loop0: detected capacity change from 0 to 16 [ 410.415280][ T3122] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 410.415297][ T3122] Call Trace: [ 410.415303][ T3122] [ 410.415309][ T3122] dump_stack_lvl+0x151/0x1b7 [ 410.415331][ T3122] ? bfq_pos_tree_add_move+0x43e/0x43e [ 410.415347][ T3122] ? get_tree_bdev+0x417/0x640 [ 410.422604][ T3138] FAULT_INJECTION: forcing a failure. [ 410.422604][ T3138] name failslab, interval 1, probability 0, space 0, times 0 [ 410.431777][ T3122] ? vfs_get_tree+0x88/0x290 [ 410.431797][ T3122] ? do_new_mount+0x289/0xad0 [ 410.431813][ T3122] ? path_mount+0x60b/0x1050 [ 410.431829][ T3122] ? __x64_sys_mount+0xbf/0xd0 [ 410.484374][ T3122] ? do_syscall_64+0x44/0xd0 [ 410.488958][ T3122] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 410.495019][ T3122] dump_stack+0x15/0x17 [ 410.499168][ T3122] should_fail+0x3c0/0x510 [ 410.503928][ T3122] ? kvasprintf_const+0x139/0x180 [ 410.508944][ T3122] __should_failslab+0x9f/0xe0 [ 410.514401][ T3122] should_failslab+0x9/0x20 [ 410.519033][ T3122] __kmalloc_track_caller+0x6c/0x350 [ 410.524648][ T3122] kstrdup_const+0x55/0x90 [ 410.529077][ T3122] kvasprintf_const+0x139/0x180 [ 410.533974][ T3122] kobject_set_name_vargs+0x61/0x120 [ 410.539358][ T3122] kobject_init_and_add+0xdb/0x190 [ 410.544473][ T3122] ? __kasan_check_write+0x14/0x20 [ 410.549591][ T3122] ? kobject_add+0x210/0x210 [ 410.554179][ T3122] ? inode_init_always+0x760/0x9b0 [ 410.559710][ T3122] ? _raw_spin_unlock+0x4d/0x70 [ 410.564557][ T3122] ? _raw_spin_unlock+0x4d/0x70 [ 410.569830][ T3122] erofs_register_sysfs+0xd1/0x130 [ 410.574936][ T3122] erofs_fc_fill_super+0x95c/0x1180 [ 410.580134][ T3122] get_tree_bdev+0x417/0x640 [ 410.584814][ T3122] ? erofs_release_device_info+0x90/0x90 [ 410.590621][ T3122] erofs_fc_get_tree+0x1c/0x20 [ 410.595372][ T3122] vfs_get_tree+0x88/0x290 [ 410.599775][ T3122] do_new_mount+0x289/0xad0 [ 410.604356][ T3122] ? do_move_mount_old+0x160/0x160 [ 410.609452][ T3122] ? security_capable+0xb2/0xd0 [ 410.614287][ T3122] ? ns_capable+0x8a/0xf0 [ 410.618602][ T3122] path_mount+0x60b/0x1050 [ 410.623015][ T3122] __se_sys_mount+0x2d2/0x3c0 [ 410.627703][ T3122] ? __x64_sys_mount+0xd0/0xd0 [ 410.632476][ T3122] __x64_sys_mount+0xbf/0xd0 [ 410.637058][ T3122] do_syscall_64+0x44/0xd0 [ 410.641650][ T3122] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 410.647534][ T3122] RIP: 0033:0x7f211b962c9a [ 410.652022][ T3122] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 410.671958][ T3122] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 410.680384][ T3122] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 410.688353][ T3122] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 410.696671][ T3122] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 410.704736][ T3122] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 410.713040][ T3122] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 410.721146][ T3122] [ 410.724174][ T3138] CPU: 1 PID: 3138 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 410.725145][ T3122] kobject: can not set name properly! [ 410.735020][ T3138] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 410.735038][ T3138] Call Trace: [ 410.735044][ T3138] [ 410.735050][ T3138] dump_stack_lvl+0x151/0x1b7 [ 410.735073][ T3138] ? bfq_pos_tree_add_move+0x43e/0x43e [ 410.735086][ T3138] ? get_tree_bdev+0x417/0x640 [ 410.735101][ T3138] ? vfs_get_tree+0x88/0x290 [ 410.747911][ T3140] loop5: detected capacity change from 0 to 16 [ 410.751062][ T3138] ? do_new_mount+0x289/0xad0 [ 410.751088][ T3138] ? path_mount+0x60b/0x1050 [ 410.755705][ T3140] FAULT_INJECTION: forcing a failure. [ 410.755705][ T3140] name failslab, interval 1, probability 0, space 0, times 0 [ 410.757372][ T3138] ? __x64_sys_mount+0xbf/0xd0 [ 410.757398][ T3138] ? do_syscall_64+0x44/0xd0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 410.815384][ T3138] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 410.821462][ T3138] dump_stack+0x15/0x17 [ 410.825616][ T3138] should_fail+0x3c0/0x510 [ 410.830044][ T3138] ? kvasprintf_const+0x139/0x180 [ 410.835060][ T3138] __should_failslab+0x9f/0xe0 [ 410.840076][ T3138] should_failslab+0x9/0x20 [ 410.844567][ T3138] __kmalloc_track_caller+0x6c/0x350 [ 410.849928][ T3138] kstrdup_const+0x55/0x90 [ 410.854340][ T3138] kvasprintf_const+0x139/0x180 [ 410.859181][ T3138] kobject_set_name_vargs+0x61/0x120 [ 410.864544][ T3138] kobject_init_and_add+0xdb/0x190 [ 410.869650][ T3138] ? __kasan_check_write+0x14/0x20 [ 410.874746][ T3138] ? kobject_add+0x210/0x210 [ 410.879321][ T3138] ? inode_init_always+0x760/0x9b0 [ 410.884432][ T3138] ? _raw_spin_unlock+0x4d/0x70 [ 410.889360][ T3138] ? _raw_spin_unlock+0x4d/0x70 [ 410.894200][ T3138] erofs_register_sysfs+0xd1/0x130 [ 410.899307][ T3138] erofs_fc_fill_super+0x95c/0x1180 [ 410.904588][ T3138] get_tree_bdev+0x417/0x640 [ 410.909172][ T3138] ? erofs_release_device_info+0x90/0x90 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 410.914889][ T3138] erofs_fc_get_tree+0x1c/0x20 [ 410.919731][ T3138] vfs_get_tree+0x88/0x290 [ 410.924288][ T3138] do_new_mount+0x289/0xad0 [ 410.928798][ T3138] ? do_move_mount_old+0x160/0x160 [ 410.933900][ T3138] ? security_capable+0xb2/0xd0 [ 410.938826][ T3138] ? ns_capable+0x8a/0xf0 [ 410.943158][ T3138] path_mount+0x60b/0x1050 [ 410.947572][ T3138] __se_sys_mount+0x2d2/0x3c0 [ 410.952237][ T3138] ? __x64_sys_mount+0xd0/0xd0 [ 410.956990][ T3138] __x64_sys_mount+0xbf/0xd0 [ 410.961581][ T3138] do_syscall_64+0x44/0xd0 [ 410.965995][ T3138] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 410.971876][ T3138] RIP: 0033:0x7f211b962c9a [ 410.976287][ T3138] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 410.995878][ T3138] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 411.004278][ T3138] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 411.012242][ T3138] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 411.020297][ T3138] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 411.028278][ T3138] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 411.036256][ T3138] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 411.044238][ T3138] [ 411.047251][ T3140] CPU: 0 PID: 3140 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 411.058021][ T3140] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 411.068173][ T3140] Call Trace: [ 411.071436][ T3140] [ 411.074350][ T3140] dump_stack_lvl+0x151/0x1b7 [ 411.079208][ T3140] ? bfq_pos_tree_add_move+0x43e/0x43e [ 411.084677][ T3140] ? _raw_spin_lock+0xa3/0x1b0 [ 411.089424][ T3140] dump_stack+0x15/0x17 [ 411.093556][ T3140] should_fail+0x3c0/0x510 [ 411.098082][ T3140] __should_failslab+0x9f/0xe0 [ 411.102826][ T3140] should_failslab+0x9/0x20 [ 411.107309][ T3140] kmem_cache_alloc+0x4f/0x2f0 [ 411.112064][ T3140] ? erofs_alloc_inode+0x1b/0x50 [ 411.116977][ T3140] ? __kasan_check_write+0x14/0x20 [ 411.122074][ T3140] ? _erofs_info+0x190/0x190 [ 411.126640][ T3140] erofs_alloc_inode+0x1b/0x50 [ 411.131391][ T3140] ? _erofs_info+0x190/0x190 [ 411.136055][ T3140] new_inode_pseudo+0x64/0x220 [ 411.140804][ T3140] new_inode+0x28/0x1c0 [ 411.144937][ T3140] ? _raw_spin_unlock+0x4d/0x70 [ 411.150394][ T3140] ? erofs_shrinker_register+0xfb/0x110 [ 411.156351][ T3140] erofs_fc_fill_super+0x867/0x1180 [ 411.161617][ T3140] get_tree_bdev+0x417/0x640 [ 411.166339][ T3140] ? erofs_release_device_info+0x90/0x90 [ 411.171976][ T3140] erofs_fc_get_tree+0x1c/0x20 [ 411.176727][ T3140] vfs_get_tree+0x88/0x290 [ 411.181127][ T3140] do_new_mount+0x289/0xad0 [ 411.185614][ T3140] ? do_move_mount_old+0x160/0x160 [ 411.190727][ T3140] ? security_capable+0xb2/0xd0 [ 411.195563][ T3140] ? ns_capable+0x8a/0xf0 [ 411.199875][ T3140] path_mount+0x60b/0x1050 [ 411.204283][ T3140] __se_sys_mount+0x2d2/0x3c0 [ 411.208966][ T3140] ? __x64_sys_mount+0xd0/0xd0 [ 411.213714][ T3140] __x64_sys_mount+0xbf/0xd0 [ 411.218287][ T3140] do_syscall_64+0x44/0xd0 [ 411.222686][ T3140] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 411.228594][ T3140] RIP: 0033:0x7f211b962c9a [ 411.232992][ T3140] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 411.252579][ T3140] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 411.260984][ T3140] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 411.268938][ T3140] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 411.276896][ T3140] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 411.284849][ T3140] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 411.292802][ T3140] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 411.301027][ T3140] [ 411.304440][ T3138] kobject: can not set name properly! [ 411.319397][ T3144] loop2: detected capacity change from 0 to 16 [ 411.321247][ T3146] loop4: detected capacity change from 0 to 16 [ 411.326520][ T3145] loop3: detected capacity change from 0 to 16 [ 411.333620][ T3146] FAULT_INJECTION: forcing a failure. [ 411.333620][ T3146] name failslab, interval 1, probability 0, space 0, times 0 [ 411.339031][ T3144] FAULT_INJECTION: forcing a failure. [ 411.339031][ T3144] name failslab, interval 1, probability 0, space 0, times 0 [ 411.363932][ T3146] CPU: 1 PID: 3146 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 411.365785][ T3145] FAULT_INJECTION: forcing a failure. [ 411.365785][ T3145] name failslab, interval 1, probability 0, space 0, times 0 [ 411.374787][ T3146] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 411.374801][ T3146] Call Trace: [ 411.374806][ T3146] [ 411.374811][ T3146] dump_stack_lvl+0x151/0x1b7 [ 411.374832][ T3146] ? bfq_pos_tree_add_move+0x43e/0x43e [ 411.414546][ T3146] ? get_tree_bdev+0x417/0x640 [ 411.419314][ T3146] ? vfs_get_tree+0x88/0x290 [ 411.423907][ T3146] ? do_new_mount+0x289/0xad0 [ 411.428669][ T3146] ? path_mount+0x60b/0x1050 [ 411.433257][ T3146] ? __x64_sys_mount+0xbf/0xd0 [ 411.438107][ T3146] ? do_syscall_64+0x44/0xd0 [ 411.442703][ T3146] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 411.448948][ T3146] dump_stack+0x15/0x17 [ 411.453183][ T3146] should_fail+0x3c0/0x510 [ 411.457593][ T3146] ? kvasprintf_const+0x139/0x180 [ 411.462612][ T3146] __should_failslab+0x9f/0xe0 [ 411.467549][ T3146] should_failslab+0x9/0x20 [ 411.472040][ T3146] __kmalloc_track_caller+0x6c/0x350 [ 411.477400][ T3146] kstrdup_const+0x55/0x90 [ 411.481805][ T3146] kvasprintf_const+0x139/0x180 [ 411.486729][ T3146] kobject_set_name_vargs+0x61/0x120 [ 411.492008][ T3146] kobject_init_and_add+0xdb/0x190 [ 411.497108][ T3146] ? __kasan_check_write+0x14/0x20 [ 411.502226][ T3146] ? kobject_add+0x210/0x210 [ 411.506822][ T3146] ? inode_init_always+0x760/0x9b0 [ 411.511936][ T3146] ? _raw_spin_unlock+0x4d/0x70 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 411.516822][ T3146] ? _raw_spin_unlock+0x4d/0x70 [ 411.522059][ T3146] erofs_register_sysfs+0xd1/0x130 [ 411.527185][ T3146] erofs_fc_fill_super+0x95c/0x1180 [ 411.532478][ T3146] get_tree_bdev+0x417/0x640 [ 411.537074][ T3146] ? erofs_release_device_info+0x90/0x90 [ 411.542702][ T3146] erofs_fc_get_tree+0x1c/0x20 [ 411.547547][ T3146] vfs_get_tree+0x88/0x290 [ 411.551967][ T3146] do_new_mount+0x289/0xad0 [ 411.556476][ T3146] ? do_move_mount_old+0x160/0x160 [ 411.561665][ T3146] ? security_capable+0xb2/0xd0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 411.566947][ T3146] ? ns_capable+0x8a/0xf0 [ 411.571290][ T3146] path_mount+0x60b/0x1050 [ 411.575698][ T3146] __se_sys_mount+0x2d2/0x3c0 [ 411.580367][ T3146] ? __x64_sys_mount+0xd0/0xd0 [ 411.585121][ T3146] __x64_sys_mount+0xbf/0xd0 [ 411.589812][ T3146] do_syscall_64+0x44/0xd0 [ 411.594339][ T3146] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 411.600335][ T3146] RIP: 0033:0x7f211b962c9a [ 411.604752][ T3146] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 411.624458][ T3146] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 411.633057][ T3146] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 411.641030][ T3146] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 411.649262][ T3146] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 411.657225][ T3146] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 411.665190][ T3146] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 411.673151][ T3146] [ 411.676264][ T3144] CPU: 0 PID: 3144 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 411.677834][ T3151] loop5: detected capacity change from 0 to 16 [ 411.687033][ T3144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 411.687048][ T3144] Call Trace: [ 411.687053][ T3144] [ 411.687063][ T3144] dump_stack_lvl+0x151/0x1b7 [ 411.694041][ T3151] FAULT_INJECTION: forcing a failure. [ 411.694041][ T3151] name failslab, interval 1, probability 0, space 0, times 0 [ 411.703444][ T3144] ? bfq_pos_tree_add_move+0x43e/0x43e [ 411.703469][ T3144] ? get_tree_bdev+0x417/0x640 [ 411.703482][ T3144] ? vfs_get_tree+0x88/0x290 [ 411.741789][ T3144] ? do_new_mount+0x289/0xad0 [ 411.746466][ T3144] ? path_mount+0x60b/0x1050 [ 411.751051][ T3144] ? __x64_sys_mount+0xbf/0xd0 [ 411.755817][ T3144] ? do_syscall_64+0x44/0xd0 [ 411.760415][ T3144] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 411.766501][ T3144] dump_stack+0x15/0x17 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 411.770741][ T3144] should_fail+0x3c0/0x510 [ 411.775270][ T3144] ? kvasprintf_const+0x139/0x180 [ 411.780305][ T3144] __should_failslab+0x9f/0xe0 [ 411.785063][ T3144] should_failslab+0x9/0x20 [ 411.789560][ T3144] __kmalloc_track_caller+0x6c/0x350 [ 411.794848][ T3144] kstrdup_const+0x55/0x90 [ 411.799340][ T3144] kvasprintf_const+0x139/0x180 [ 411.804177][ T3144] kobject_set_name_vargs+0x61/0x120 [ 411.809782][ T3144] kobject_init_and_add+0xdb/0x190 [ 411.814901][ T3144] ? __kasan_check_write+0x14/0x20 [ 411.820010][ T3144] ? kobject_add+0x210/0x210 [ 411.824598][ T3144] ? inode_init_always+0x760/0x9b0 [ 411.829711][ T3144] ? _raw_spin_unlock+0x4d/0x70 [ 411.834653][ T3144] ? _raw_spin_unlock+0x4d/0x70 [ 411.839587][ T3144] erofs_register_sysfs+0xd1/0x130 [ 411.844690][ T3144] erofs_fc_fill_super+0x95c/0x1180 [ 411.849964][ T3144] get_tree_bdev+0x417/0x640 [ 411.854538][ T3144] ? erofs_release_device_info+0x90/0x90 [ 411.860246][ T3144] erofs_fc_get_tree+0x1c/0x20 [ 411.864998][ T3144] vfs_get_tree+0x88/0x290 [ 411.869406][ T3144] do_new_mount+0x289/0xad0 [ 411.873895][ T3144] ? do_move_mount_old+0x160/0x160 [ 411.878991][ T3144] ? security_capable+0xb2/0xd0 [ 411.883827][ T3144] ? ns_capable+0x8a/0xf0 [ 411.888141][ T3144] path_mount+0x60b/0x1050 [ 411.892549][ T3144] __se_sys_mount+0x2d2/0x3c0 [ 411.897219][ T3144] ? __x64_sys_mount+0xd0/0xd0 [ 411.901968][ T3144] __x64_sys_mount+0xbf/0xd0 [ 411.906718][ T3144] do_syscall_64+0x44/0xd0 [ 411.911118][ T3144] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 411.917002][ T3144] RIP: 0033:0x7f211b962c9a [ 411.921408][ T3144] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 411.941170][ T3144] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 411.949875][ T3144] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 411.958181][ T3144] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 411.966138][ T3144] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 411.974096][ T3144] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 411.977465][ T3146] kobject: can not set name properly! [ 411.982051][ T3144] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 411.982069][ T3144] [ 412.000555][ T3151] CPU: 1 PID: 3151 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 412.011332][ T3151] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 412.016251][ T3153] loop1: detected capacity change from 0 to 16 [ 412.021380][ T3151] Call Trace: [ 412.021389][ T3151] [ 412.032218][ T3153] erofs: (device loop1): mounted with root inode @ nid 36. [ 412.033798][ T3151] dump_stack_lvl+0x151/0x1b7 [ 412.043335][ T3153] FAULT_INJECTION: forcing a failure. [ 412.043335][ T3153] name failslab, interval 1, probability 0, space 0, times 0 [ 412.045624][ T3151] ? bfq_pos_tree_add_move+0x43e/0x43e [ 412.045644][ T3151] ? get_tree_bdev+0x417/0x640 [ 412.045659][ T3151] ? vfs_get_tree+0x88/0x290 [ 412.072949][ T3151] ? do_new_mount+0x289/0xad0 [ 412.077621][ T3151] ? path_mount+0x60b/0x1050 [ 412.082286][ T3151] ? __x64_sys_mount+0xbf/0xd0 [ 412.087034][ T3151] ? do_syscall_64+0x44/0xd0 [ 412.091613][ T3151] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 412.097673][ T3151] dump_stack+0x15/0x17 [ 412.101829][ T3151] should_fail+0x3c0/0x510 [ 412.106329][ T3151] ? kvasprintf_const+0x139/0x180 [ 412.111337][ T3151] __should_failslab+0x9f/0xe0 [ 412.116276][ T3151] should_failslab+0x9/0x20 [ 412.120775][ T3151] __kmalloc_track_caller+0x6c/0x350 [ 412.126049][ T3151] kstrdup_const+0x55/0x90 [ 412.130453][ T3151] kvasprintf_const+0x139/0x180 [ 412.135301][ T3151] kobject_set_name_vargs+0x61/0x120 [ 412.140588][ T3151] kobject_init_and_add+0xdb/0x190 [ 412.145700][ T3151] ? __kasan_check_write+0x14/0x20 [ 412.150814][ T3151] ? kobject_add+0x210/0x210 [ 412.155567][ T3151] ? inode_init_always+0x760/0x9b0 [ 412.160664][ T3151] ? _raw_spin_unlock+0x4d/0x70 [ 412.165603][ T3151] ? _raw_spin_unlock+0x4d/0x70 [ 412.170439][ T3151] erofs_register_sysfs+0xd1/0x130 [ 412.175544][ T3151] erofs_fc_fill_super+0x95c/0x1180 [ 412.180747][ T3151] get_tree_bdev+0x417/0x640 [ 412.185421][ T3151] ? erofs_release_device_info+0x90/0x90 [ 412.191126][ T3151] erofs_fc_get_tree+0x1c/0x20 [ 412.195870][ T3151] vfs_get_tree+0x88/0x290 [ 412.200267][ T3151] do_new_mount+0x289/0xad0 [ 412.204838][ T3151] ? do_move_mount_old+0x160/0x160 [ 412.209941][ T3151] ? security_capable+0xb2/0xd0 [ 412.214783][ T3151] ? ns_capable+0x8a/0xf0 [ 412.219095][ T3151] path_mount+0x60b/0x1050 [ 412.223530][ T3151] __se_sys_mount+0x2d2/0x3c0 [ 412.228188][ T3151] ? __x64_sys_mount+0xd0/0xd0 [ 412.232936][ T3151] __x64_sys_mount+0xbf/0xd0 [ 412.237511][ T3151] do_syscall_64+0x44/0xd0 [ 412.241915][ T3151] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 412.247792][ T3151] RIP: 0033:0x7f211b962c9a [ 412.252277][ T3151] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 412.272058][ T3151] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 412.280478][ T3151] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 412.288454][ T3151] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 412.296409][ T3151] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 412.304399][ T3151] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 412.312355][ T3151] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 412.320660][ T3151] [ 412.324113][ T3145] CPU: 1 PID: 3145 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 412.334881][ T3145] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 412.344940][ T3145] Call Trace: [ 412.348217][ T3145] [ 412.351220][ T3145] dump_stack_lvl+0x151/0x1b7 [ 412.355887][ T3145] ? bfq_pos_tree_add_move+0x43e/0x43e [ 412.361334][ T3145] dump_stack+0x15/0x17 [ 412.365473][ T3145] should_fail+0x3c0/0x510 [ 412.369894][ T3145] __should_failslab+0x9f/0xe0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 412.374645][ T3145] should_failslab+0x9/0x20 [ 412.379142][ T3145] kmem_cache_alloc+0x4f/0x2f0 [ 412.383895][ T3145] ? from_kuid_munged+0x7b0/0x7b0 [ 412.388918][ T3145] ? security_inode_alloc+0x29/0x140 [ 412.394196][ T3145] security_inode_alloc+0x29/0x140 [ 412.399383][ T3145] inode_init_always+0x749/0x9b0 [ 412.404307][ T3145] ? _erofs_info+0x190/0x190 [ 412.408884][ T3145] new_inode_pseudo+0x93/0x220 [ 412.413633][ T3145] new_inode+0x28/0x1c0 [ 412.417772][ T3145] ? _raw_spin_unlock+0x4d/0x70 [ 412.422608][ T3145] ? erofs_shrinker_register+0xfb/0x110 [ 412.428139][ T3145] erofs_fc_fill_super+0x867/0x1180 [ 412.433323][ T3145] get_tree_bdev+0x417/0x640 [ 412.437899][ T3145] ? erofs_release_device_info+0x90/0x90 [ 412.443517][ T3145] erofs_fc_get_tree+0x1c/0x20 [ 412.448267][ T3145] vfs_get_tree+0x88/0x290 [ 412.452668][ T3145] do_new_mount+0x289/0xad0 [ 412.457170][ T3145] ? do_move_mount_old+0x160/0x160 [ 412.462292][ T3145] ? security_capable+0xb2/0xd0 [ 412.467149][ T3145] ? ns_capable+0x8a/0xf0 [ 412.471472][ T3145] path_mount+0x60b/0x1050 [ 412.475882][ T3145] __se_sys_mount+0x2d2/0x3c0 [ 412.480549][ T3145] ? __x64_sys_mount+0xd0/0xd0 [ 412.485304][ T3145] __x64_sys_mount+0xbf/0xd0 [ 412.489971][ T3145] do_syscall_64+0x44/0xd0 [ 412.494380][ T3145] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 412.500348][ T3145] RIP: 0033:0x7f211b962c9a [ 412.504750][ T3145] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 412.524340][ T3145] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 412.532738][ T3145] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 412.540828][ T3145] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 412.548885][ T3145] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 412.556853][ T3145] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 412.564813][ T3145] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 412.572773][ T3145] [ 412.575804][ T3153] CPU: 0 PID: 3153 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 412.576476][ T3144] kobject: can not set name properly! [ 412.586564][ T3153] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 412.586578][ T3153] Call Trace: [ 412.586583][ T3153] [ 412.586589][ T3153] dump_stack_lvl+0x151/0x1b7 [ 412.586612][ T3153] ? bfq_pos_tree_add_move+0x43e/0x43e [ 412.586627][ T3153] ? avc_has_perm+0x16d/0x260 [ 412.586643][ T3153] dump_stack+0x15/0x17 [ 412.586658][ T3153] should_fail+0x3c0/0x510 [ 412.586676][ T3153] __should_failslab+0x9f/0xe0 [ 412.586692][ T3153] should_failslab+0x9/0x20 [ 412.593749][ T3151] kobject: can not set name properly! [ 412.602275][ T3153] kmem_cache_alloc+0x4f/0x2f0 [ 412.602305][ T3153] ? selinux_sb_remount+0xd20/0xd20 [ 412.602322][ T3153] ? alloc_vfsmnt+0x27/0x4a0 [ 412.602338][ T3153] alloc_vfsmnt+0x27/0x4a0 [ 412.665270][ T3153] vfs_create_mount+0x84/0x4c0 [ 412.670043][ T3153] ? __kasan_check_write+0x14/0x20 [ 412.675159][ T3153] do_new_mount+0x3b4/0xad0 [ 412.679656][ T3153] ? do_move_mount_old+0x160/0x160 [ 412.684783][ T3153] ? security_capable+0xb2/0xd0 [ 412.689616][ T3153] ? ns_capable+0x8a/0xf0 [ 412.693926][ T3153] path_mount+0x60b/0x1050 [ 412.698327][ T3153] __se_sys_mount+0x2d2/0x3c0 [ 412.702986][ T3153] ? __x64_sys_mount+0xd0/0xd0 [ 412.707733][ T3153] __x64_sys_mount+0xbf/0xd0 [ 412.712305][ T3153] do_syscall_64+0x44/0xd0 [ 412.716704][ T3153] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 412.722601][ T3153] RIP: 0033:0x7f211b962c9a [ 412.727018][ T3153] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 412.746699][ T3153] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 412.755108][ T3153] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 412.763065][ T3153] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 412.771024][ T3153] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 412.778980][ T3153] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 412.786934][ T3153] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 412.794891][ T3153] [ 412.803463][ T3155] loop0: detected capacity change from 0 to 16 [ 412.810320][ T3155] FAULT_INJECTION: forcing a failure. [ 412.810320][ T3155] name failslab, interval 1, probability 0, space 0, times 0 [ 412.816192][ T3157] loop5: detected capacity change from 0 to 16 [ 412.824800][ T3155] CPU: 0 PID: 3155 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 412.829976][ T3157] FAULT_INJECTION: forcing a failure. [ 412.829976][ T3157] name failslab, interval 1, probability 0, space 0, times 0 [ 412.839925][ T3155] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 412.839938][ T3155] Call Trace: [ 412.839944][ T3155] [ 412.839949][ T3155] dump_stack_lvl+0x151/0x1b7 [ 412.839971][ T3155] ? bfq_pos_tree_add_move+0x43e/0x43e [ 412.839985][ T3155] ? get_tree_bdev+0x417/0x640 [ 412.883775][ T3155] ? vfs_get_tree+0x88/0x290 [ 412.888359][ T3155] ? do_new_mount+0x289/0xad0 [ 412.893166][ T3155] ? path_mount+0x60b/0x1050 [ 412.897774][ T3155] ? __x64_sys_mount+0xbf/0xd0 [ 412.902540][ T3155] ? do_syscall_64+0x44/0xd0 [ 412.907125][ T3155] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 412.913180][ T3155] dump_stack+0x15/0x17 [ 412.917322][ T3155] should_fail+0x3c0/0x510 [ 412.921732][ T3155] ? kvasprintf_const+0x139/0x180 [ 412.926848][ T3155] __should_failslab+0x9f/0xe0 [ 412.931703][ T3155] should_failslab+0x9/0x20 [ 412.936234][ T3155] __kmalloc_track_caller+0x6c/0x350 [ 412.941510][ T3155] kstrdup_const+0x55/0x90 [ 412.946611][ T3155] kvasprintf_const+0x139/0x180 [ 412.951453][ T3155] kobject_set_name_vargs+0x61/0x120 [ 412.956727][ T3155] kobject_init_and_add+0xdb/0x190 [ 412.961915][ T3155] ? __kasan_check_write+0x14/0x20 [ 412.967015][ T3155] ? kobject_add+0x210/0x210 [ 412.971590][ T3155] ? inode_init_always+0x760/0x9b0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 412.976687][ T3155] ? _raw_spin_unlock+0x4d/0x70 [ 412.981535][ T3155] ? _raw_spin_unlock+0x4d/0x70 [ 412.986376][ T3155] erofs_register_sysfs+0xd1/0x130 [ 412.991623][ T3155] erofs_fc_fill_super+0x95c/0x1180 [ 412.996830][ T3155] get_tree_bdev+0x417/0x640 [ 413.001414][ T3155] ? erofs_release_device_info+0x90/0x90 [ 413.007042][ T3155] erofs_fc_get_tree+0x1c/0x20 [ 413.011794][ T3155] vfs_get_tree+0x88/0x290 [ 413.016213][ T3155] do_new_mount+0x289/0xad0 [ 413.020709][ T3155] ? do_move_mount_old+0x160/0x160 [ 413.025809][ T3155] ? security_capable+0xb2/0xd0 [ 413.030647][ T3155] ? ns_capable+0x8a/0xf0 [ 413.035744][ T3155] path_mount+0x60b/0x1050 [ 413.040147][ T3155] __se_sys_mount+0x2d2/0x3c0 [ 413.044812][ T3155] ? __x64_sys_mount+0xd0/0xd0 [ 413.049563][ T3155] __x64_sys_mount+0xbf/0xd0 [ 413.054143][ T3155] do_syscall_64+0x44/0xd0 [ 413.058549][ T3155] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 413.064435][ T3155] RIP: 0033:0x7f211b962c9a [ 413.068837][ T3155] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 413.088616][ T3155] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 413.097116][ T3155] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 413.105085][ T3155] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 413.113046][ T3155] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 413.121006][ T3155] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 413.128998][ T3155] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 413.136962][ T3155] [ 413.139975][ T3157] CPU: 1 PID: 3157 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 413.141820][ T3155] kobject: can not set name properly! [ 413.150731][ T3157] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 413.150744][ T3157] Call Trace: [ 413.150749][ T3157] [ 413.150754][ T3157] dump_stack_lvl+0x151/0x1b7 [ 413.177095][ T3157] ? bfq_pos_tree_add_move+0x43e/0x43e [ 413.182544][ T3157] dump_stack+0x15/0x17 [ 413.186696][ T3157] should_fail+0x3c0/0x510 [ 413.191096][ T3157] __should_failslab+0x9f/0xe0 [ 413.195849][ T3157] should_failslab+0x9/0x20 [ 413.200339][ T3157] kmem_cache_alloc+0x4f/0x2f0 [ 413.205085][ T3157] ? from_kuid_munged+0x7b0/0x7b0 [ 413.210188][ T3157] ? security_inode_alloc+0x29/0x140 [ 413.215454][ T3157] security_inode_alloc+0x29/0x140 [ 413.220551][ T3157] inode_init_always+0x749/0x9b0 [ 413.225470][ T3157] ? _erofs_info+0x190/0x190 [ 413.230038][ T3157] new_inode_pseudo+0x93/0x220 [ 413.234789][ T3157] new_inode+0x28/0x1c0 [ 413.238925][ T3157] ? _raw_spin_unlock+0x4d/0x70 [ 413.243817][ T3157] ? erofs_shrinker_register+0xfb/0x110 [ 413.249363][ T3157] erofs_fc_fill_super+0x867/0x1180 [ 413.254568][ T3157] get_tree_bdev+0x417/0x640 [ 413.259136][ T3157] ? erofs_release_device_info+0x90/0x90 [ 413.264753][ T3157] erofs_fc_get_tree+0x1c/0x20 [ 413.269493][ T3157] vfs_get_tree+0x88/0x290 [ 413.274607][ T3157] do_new_mount+0x289/0xad0 [ 413.279090][ T3157] ? do_move_mount_old+0x160/0x160 [ 413.284186][ T3157] ? security_capable+0xb2/0xd0 [ 413.289100][ T3157] ? ns_capable+0x8a/0xf0 [ 413.293529][ T3157] path_mount+0x60b/0x1050 [ 413.298015][ T3157] __se_sys_mount+0x2d2/0x3c0 [ 413.302683][ T3157] ? __x64_sys_mount+0xd0/0xd0 [ 413.307442][ T3157] __x64_sys_mount+0xbf/0xd0 [ 413.312100][ T3157] do_syscall_64+0x44/0xd0 [ 413.316532][ T3157] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 413.322516][ T3157] RIP: 0033:0x7f211b962c9a [ 413.326922][ T3157] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 413.346617][ T3157] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 413.355098][ T3157] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 413.363048][ T3157] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 413.370997][ T3157] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 413.378950][ T3157] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 413.386914][ T3157] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 413.394894][ T3157] [ 413.404401][ T3160] loop4: detected capacity change from 0 to 16 [ 413.406738][ T3161] loop3: detected capacity change from 0 to 16 [ 413.411635][ T3160] FAULT_INJECTION: forcing a failure. [ 413.411635][ T3160] name failslab, interval 1, probability 0, space 0, times 0 [ 413.424118][ T3164] loop2: detected capacity change from 0 to 16 [ 413.431143][ T3165] loop1: detected capacity change from 0 to 16 [ 413.435730][ T3161] FAULT_INJECTION: forcing a failure. [ 413.435730][ T3161] name failslab, interval 1, probability 0, space 0, times 0 [ 413.442462][ T3160] CPU: 0 PID: 3160 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 413.465663][ T3160] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 413.475723][ T3160] Call Trace: [ 413.479000][ T3160] [ 413.481933][ T3160] dump_stack_lvl+0x151/0x1b7 [ 413.486700][ T3160] ? bfq_pos_tree_add_move+0x43e/0x43e [ 413.492166][ T3160] ? _raw_spin_lock+0xa3/0x1b0 [ 413.492280][ T3168] loop5: detected capacity change from 0 to 16 [ 413.497299][ T3160] dump_stack+0x15/0x17 [ 413.497317][ T3160] should_fail+0x3c0/0x510 [ 413.497335][ T3160] __should_failslab+0x9f/0xe0 [ 413.497352][ T3160] should_failslab+0x9/0x20 [ 413.521626][ T3160] kmem_cache_alloc+0x4f/0x2f0 [ 413.526405][ T3160] ? erofs_alloc_inode+0x1b/0x50 [ 413.531357][ T3160] ? __kasan_check_write+0x14/0x20 [ 413.536483][ T3160] ? _erofs_info+0x190/0x190 [ 413.541080][ T3160] erofs_alloc_inode+0x1b/0x50 [ 413.545837][ T3160] ? _erofs_info+0x190/0x190 [ 413.550415][ T3160] new_inode_pseudo+0x64/0x220 [ 413.555171][ T3160] new_inode+0x28/0x1c0 [ 413.559312][ T3160] ? _raw_spin_unlock+0x4d/0x70 [ 413.564154][ T3160] ? erofs_shrinker_register+0xfb/0x110 [ 413.569772][ T3160] erofs_fc_fill_super+0x867/0x1180 [ 413.574956][ T3160] get_tree_bdev+0x417/0x640 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 413.579534][ T3160] ? erofs_release_device_info+0x90/0x90 [ 413.585154][ T3160] erofs_fc_get_tree+0x1c/0x20 [ 413.590004][ T3160] vfs_get_tree+0x88/0x290 [ 413.594405][ T3160] do_new_mount+0x289/0xad0 [ 413.598901][ T3160] ? do_move_mount_old+0x160/0x160 [ 413.604001][ T3160] ? security_capable+0xb2/0xd0 [ 413.608844][ T3160] ? ns_capable+0x8a/0xf0 [ 413.613165][ T3160] path_mount+0x60b/0x1050 [ 413.617577][ T3160] __se_sys_mount+0x2d2/0x3c0 [ 413.622663][ T3160] ? __x64_sys_mount+0xd0/0xd0 [ 413.627429][ T3160] __x64_sys_mount+0xbf/0xd0 [ 413.632010][ T3160] do_syscall_64+0x44/0xd0 [ 413.636423][ T3160] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 413.642308][ T3160] RIP: 0033:0x7f211b962c9a [ 413.646721][ T3160] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 413.666470][ T3160] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 413.674883][ T3160] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 413.682843][ T3160] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 413.690805][ T3160] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 413.698771][ T3160] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 413.706763][ T3160] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 413.714744][ T3160] [ 413.717762][ T3161] CPU: 1 PID: 3161 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 413.728574][ T3165] FAULT_INJECTION: forcing a failure. [ 413.728574][ T3165] name failslab, interval 1, probability 0, space 0, times 0 [ 413.728617][ T3161] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 413.751250][ T3161] Call Trace: [ 413.754528][ T3161] [ 413.757456][ T3161] dump_stack_lvl+0x151/0x1b7 [ 413.762135][ T3161] ? bfq_pos_tree_add_move+0x43e/0x43e [ 413.767795][ T3161] dump_stack+0x15/0x17 [ 413.771953][ T3161] should_fail+0x3c0/0x510 [ 413.776361][ T3161] __should_failslab+0x9f/0xe0 [ 413.781123][ T3161] should_failslab+0x9/0x20 [ 413.785611][ T3161] kmem_cache_alloc+0x4f/0x2f0 [ 413.790365][ T3161] ? from_kuid_munged+0x7b0/0x7b0 [ 413.795382][ T3161] ? security_inode_alloc+0x29/0x140 [ 413.800663][ T3161] security_inode_alloc+0x29/0x140 [ 413.805761][ T3161] inode_init_always+0x749/0x9b0 [ 413.810706][ T3161] ? _erofs_info+0x190/0x190 [ 413.815460][ T3161] new_inode_pseudo+0x93/0x220 [ 413.820215][ T3161] new_inode+0x28/0x1c0 [ 413.824357][ T3161] ? _raw_spin_unlock+0x4d/0x70 [ 413.829204][ T3161] ? erofs_shrinker_register+0xfb/0x110 [ 413.834716][ T3168] FAULT_INJECTION: forcing a failure. [ 413.834716][ T3168] name failslab, interval 1, probability 0, space 0, times 0 [ 413.842549][ T3164] FAULT_INJECTION: forcing a failure. [ 413.842549][ T3164] name failslab, interval 1, probability 0, space 0, times 0 [ 413.847282][ T3161] erofs_fc_fill_super+0x867/0x1180 [ 413.847304][ T3161] get_tree_bdev+0x417/0x640 [ 413.847320][ T3161] ? erofs_release_device_info+0x90/0x90 [ 413.847335][ T3161] erofs_fc_get_tree+0x1c/0x20 [ 413.847349][ T3161] vfs_get_tree+0x88/0x290 [ 413.884640][ T3161] do_new_mount+0x289/0xad0 [ 413.889161][ T3161] ? do_move_mount_old+0x160/0x160 [ 413.894305][ T3161] ? security_capable+0xb2/0xd0 [ 413.899161][ T3161] ? ns_capable+0x8a/0xf0 [ 413.903494][ T3161] path_mount+0x60b/0x1050 [ 413.907918][ T3161] __se_sys_mount+0x2d2/0x3c0 [ 413.912589][ T3161] ? __x64_sys_mount+0xd0/0xd0 [ 413.917338][ T3161] __x64_sys_mount+0xbf/0xd0 [ 413.921910][ T3161] do_syscall_64+0x44/0xd0 [ 413.926308][ T3161] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 413.932187][ T3161] RIP: 0033:0x7f211b962c9a [ 413.936583][ T3161] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 413.956170][ T3161] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 413.964568][ T3161] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 413.972524][ T3161] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 413.980481][ T3161] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 413.988433][ T3161] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 413.996644][ T3161] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 414.004600][ T3161] [ 414.009751][ T3168] CPU: 0 PID: 3168 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 414.018476][ T3169] loop0: detected capacity change from 0 to 16 [ 414.020533][ T3168] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 414.020545][ T3168] Call Trace: [ 414.020550][ T3168] [ 414.020556][ T3168] dump_stack_lvl+0x151/0x1b7 [ 414.040846][ T3169] FAULT_INJECTION: forcing a failure. [ 414.040846][ T3169] name failslab, interval 1, probability 0, space 0, times 0 [ 414.043078][ T3168] ? bfq_pos_tree_add_move+0x43e/0x43e [ 414.065823][ T3168] dump_stack+0x15/0x17 [ 414.069978][ T3168] should_fail+0x3c0/0x510 [ 414.074382][ T3168] __should_failslab+0x9f/0xe0 [ 414.079135][ T3168] should_failslab+0x9/0x20 [ 414.083634][ T3168] kmem_cache_alloc+0x4f/0x2f0 [ 414.088396][ T3168] ? __kernfs_new_node+0xdb/0x6e0 [ 414.093497][ T3168] __kernfs_new_node+0xdb/0x6e0 [ 414.098359][ T3168] ? erofs_fc_get_tree+0x1c/0x20 [ 414.103282][ T3168] ? vfs_get_tree+0x88/0x290 [ 414.107947][ T3168] ? do_new_mount+0x289/0xad0 [ 414.113570][ T3168] ? path_mount+0x60b/0x1050 [ 414.118158][ T3168] ? __se_sys_mount+0x2d2/0x3c0 [ 414.123087][ T3168] ? kernfs_new_node+0x170/0x170 [ 414.128017][ T3168] kernfs_create_dir_ns+0x9b/0x230 [ 414.133116][ T3168] sysfs_create_dir_ns+0x181/0x390 [ 414.138305][ T3168] ? sysfs_warn_dup+0xa0/0xa0 [ 414.142970][ T3168] ? memcpy+0x56/0x70 [ 414.146943][ T3168] kobject_add_internal+0x766/0xda0 [ 414.152129][ T3168] kobject_init_and_add+0x123/0x190 [ 414.157316][ T3168] ? __kasan_check_write+0x14/0x20 [ 414.162417][ T3168] ? kobject_add+0x210/0x210 [ 414.166992][ T3168] ? inode_init_always+0x760/0x9b0 [ 414.172091][ T3168] ? _raw_spin_unlock+0x4d/0x70 [ 414.177287][ T3168] ? _raw_spin_unlock+0x4d/0x70 [ 414.182125][ T3168] erofs_register_sysfs+0xd1/0x130 [ 414.187229][ T3168] erofs_fc_fill_super+0x95c/0x1180 [ 414.192413][ T3168] get_tree_bdev+0x417/0x640 [ 414.196990][ T3168] ? erofs_release_device_info+0x90/0x90 [ 414.202607][ T3168] erofs_fc_get_tree+0x1c/0x20 [ 414.207368][ T3168] vfs_get_tree+0x88/0x290 [ 414.211857][ T3168] do_new_mount+0x289/0xad0 [ 414.216356][ T3168] ? do_move_mount_old+0x160/0x160 [ 414.221454][ T3168] ? security_capable+0xb2/0xd0 [ 414.226291][ T3168] ? ns_capable+0x8a/0xf0 [ 414.230611][ T3168] path_mount+0x60b/0x1050 [ 414.235021][ T3168] __se_sys_mount+0x2d2/0x3c0 [ 414.239690][ T3168] ? __x64_sys_mount+0xd0/0xd0 [ 414.244443][ T3168] ? vfs_mkdir+0x580/0x580 [ 414.248848][ T3168] __x64_sys_mount+0xbf/0xd0 [ 414.253528][ T3168] do_syscall_64+0x44/0xd0 [ 414.257936][ T3168] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 414.263821][ T3168] RIP: 0033:0x7f211b962c9a [ 414.268254][ T3168] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 414.287940][ T3168] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 414.296360][ T3168] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 414.304342][ T3168] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 414.312310][ T3168] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 414.320395][ T3168] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 414.328372][ T3168] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 414.336339][ T3168] [ 414.339354][ T3165] CPU: 1 PID: 3165 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 414.350209][ T3165] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 414.360259][ T3165] Call Trace: [ 414.363521][ T3165] [ 414.366524][ T3165] dump_stack_lvl+0x151/0x1b7 [ 414.371208][ T3165] ? bfq_pos_tree_add_move+0x43e/0x43e [ 414.376649][ T3165] dump_stack+0x15/0x17 [ 414.380784][ T3165] should_fail+0x3c0/0x510 [ 414.385183][ T3165] __should_failslab+0x9f/0xe0 [ 414.389929][ T3165] should_failslab+0x9/0x20 [ 414.394415][ T3165] kmem_cache_alloc+0x4f/0x2f0 [ 414.399159][ T3165] ? from_kuid_munged+0x7b0/0x7b0 [ 414.404168][ T3165] ? security_inode_alloc+0x29/0x140 [ 414.409554][ T3165] security_inode_alloc+0x29/0x140 [ 414.414648][ T3165] inode_init_always+0x749/0x9b0 [ 414.419580][ T3165] ? _erofs_info+0x190/0x190 [ 414.424151][ T3165] new_inode_pseudo+0x93/0x220 [ 414.428894][ T3165] new_inode+0x28/0x1c0 [ 414.433033][ T3165] ? _raw_spin_unlock+0x4d/0x70 [ 414.437883][ T3165] ? erofs_shrinker_register+0xfb/0x110 [ 414.443416][ T3165] erofs_fc_fill_super+0x867/0x1180 [ 414.448596][ T3165] get_tree_bdev+0x417/0x640 [ 414.453166][ T3165] ? erofs_release_device_info+0x90/0x90 [ 414.458780][ T3165] erofs_fc_get_tree+0x1c/0x20 [ 414.463525][ T3165] vfs_get_tree+0x88/0x290 [ 414.467925][ T3165] do_new_mount+0x289/0xad0 [ 414.472415][ T3165] ? do_move_mount_old+0x160/0x160 [ 414.477510][ T3165] ? security_capable+0xb2/0xd0 [ 414.482346][ T3165] ? ns_capable+0x8a/0xf0 [ 414.486658][ T3165] path_mount+0x60b/0x1050 [ 414.491056][ T3165] __se_sys_mount+0x2d2/0x3c0 [ 414.495717][ T3165] ? __x64_sys_mount+0xd0/0xd0 [ 414.500463][ T3165] __x64_sys_mount+0xbf/0xd0 [ 414.505036][ T3165] do_syscall_64+0x44/0xd0 [ 414.509432][ T3165] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 414.515313][ T3165] RIP: 0033:0x7f211b962c9a [ 414.519711][ T3165] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 414.539305][ T3165] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 414.547714][ T3165] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 414.555672][ T3165] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 414.563635][ T3165] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 414.571605][ T3165] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 414.579574][ T3165] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 414.587536][ T3165] [ 414.590654][ T3168] kobject_add_internal failed for loop5 (error: -12 parent: erofs) [ 414.604019][ T3164] CPU: 1 PID: 3164 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 414.614797][ T3164] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 414.624844][ T3164] Call Trace: [ 414.628107][ T3164] [ 414.631020][ T3164] dump_stack_lvl+0x151/0x1b7 [ 414.635685][ T3164] ? bfq_pos_tree_add_move+0x43e/0x43e [ 414.641186][ T3164] ? get_tree_bdev+0x417/0x640 [ 414.645934][ T3164] ? vfs_get_tree+0x88/0x290 [ 414.650503][ T3164] ? do_new_mount+0x289/0xad0 [ 414.655170][ T3164] ? path_mount+0x60b/0x1050 [ 414.659759][ T3164] ? __x64_sys_mount+0xbf/0xd0 [ 414.664510][ T3164] ? do_syscall_64+0x44/0xd0 [ 414.669083][ T3164] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 414.675137][ T3164] dump_stack+0x15/0x17 [ 414.679276][ T3164] should_fail+0x3c0/0x510 [ 414.683679][ T3164] ? kvasprintf_const+0x139/0x180 [ 414.688692][ T3164] __should_failslab+0x9f/0xe0 [ 414.693438][ T3164] should_failslab+0x9/0x20 [ 414.697923][ T3164] __kmalloc_track_caller+0x6c/0x350 [ 414.703191][ T3164] kstrdup_const+0x55/0x90 [ 414.707590][ T3164] kvasprintf_const+0x139/0x180 [ 414.712425][ T3164] kobject_set_name_vargs+0x61/0x120 [ 414.717691][ T3164] kobject_init_and_add+0xdb/0x190 [ 414.722782][ T3164] ? __kasan_check_write+0x14/0x20 [ 414.727883][ T3164] ? kobject_add+0x210/0x210 [ 414.732452][ T3164] ? inode_init_always+0x760/0x9b0 [ 414.737542][ T3164] ? _raw_spin_unlock+0x4d/0x70 [ 414.742468][ T3164] ? _raw_spin_unlock+0x4d/0x70 [ 414.747304][ T3164] erofs_register_sysfs+0xd1/0x130 [ 414.752403][ T3164] erofs_fc_fill_super+0x95c/0x1180 [ 414.757580][ T3164] get_tree_bdev+0x417/0x640 [ 414.762149][ T3164] ? erofs_release_device_info+0x90/0x90 [ 414.767762][ T3164] erofs_fc_get_tree+0x1c/0x20 [ 414.772506][ T3164] vfs_get_tree+0x88/0x290 [ 414.776906][ T3164] do_new_mount+0x289/0xad0 [ 414.781395][ T3164] ? do_move_mount_old+0x160/0x160 [ 414.786486][ T3164] ? security_capable+0xb2/0xd0 [ 414.791320][ T3164] ? ns_capable+0x8a/0xf0 [ 414.795636][ T3164] path_mount+0x60b/0x1050 [ 414.800034][ T3164] __se_sys_mount+0x2d2/0x3c0 [ 414.804702][ T3164] ? __x64_sys_mount+0xd0/0xd0 [ 414.809450][ T3164] __x64_sys_mount+0xbf/0xd0 [ 414.814024][ T3164] do_syscall_64+0x44/0xd0 [ 414.818423][ T3164] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 414.824298][ T3164] RIP: 0033:0x7f211b962c9a [ 414.828698][ T3164] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 414.848291][ T3164] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 414.856688][ T3164] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 414.864642][ T3164] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 414.872597][ T3164] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 414.880635][ T3164] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 414.888673][ T3164] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 414.896631][ T3164] [ 414.900480][ T3169] CPU: 0 PID: 3169 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 414.909994][ T3164] kobject: can not set name properly! [ 414.911261][ T3169] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 414.911274][ T3169] Call Trace: [ 414.911280][ T3169] [ 414.911286][ T3169] dump_stack_lvl+0x151/0x1b7 [ 414.937568][ T3169] ? bfq_pos_tree_add_move+0x43e/0x43e [ 414.943011][ T3169] ? get_tree_bdev+0x417/0x640 [ 414.947754][ T3169] ? vfs_get_tree+0x88/0x290 [ 414.952324][ T3169] ? do_new_mount+0x289/0xad0 [ 414.956986][ T3169] ? path_mount+0x60b/0x1050 [ 414.961572][ T3169] ? __x64_sys_mount+0xbf/0xd0 [ 414.966322][ T3169] ? do_syscall_64+0x44/0xd0 [ 414.970895][ T3169] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 414.976944][ T3169] dump_stack+0x15/0x17 [ 414.981102][ T3169] should_fail+0x3c0/0x510 [ 414.985538][ T3169] ? kvasprintf_const+0x139/0x180 [ 414.990549][ T3169] __should_failslab+0x9f/0xe0 [ 414.995380][ T3169] should_failslab+0x9/0x20 [ 414.999868][ T3169] __kmalloc_track_caller+0x6c/0x350 [ 415.005136][ T3169] kstrdup_const+0x55/0x90 [ 415.009629][ T3169] kvasprintf_const+0x139/0x180 [ 415.014460][ T3169] kobject_set_name_vargs+0x61/0x120 [ 415.019724][ T3169] kobject_init_and_add+0xdb/0x190 [ 415.024812][ T3169] ? __kasan_check_write+0x14/0x20 [ 415.029898][ T3169] ? kobject_add+0x210/0x210 [ 415.034462][ T3169] ? inode_init_always+0x760/0x9b0 [ 415.039565][ T3169] ? _raw_spin_unlock+0x4d/0x70 [ 415.044396][ T3169] ? _raw_spin_unlock+0x4d/0x70 [ 415.049237][ T3169] erofs_register_sysfs+0xd1/0x130 [ 415.054343][ T3169] erofs_fc_fill_super+0x95c/0x1180 [ 415.059533][ T3169] get_tree_bdev+0x417/0x640 [ 415.064106][ T3169] ? erofs_release_device_info+0x90/0x90 [ 415.070329][ T3169] erofs_fc_get_tree+0x1c/0x20 [ 415.075085][ T3169] vfs_get_tree+0x88/0x290 [ 415.079776][ T3169] do_new_mount+0x289/0xad0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 415.084294][ T3169] ? do_move_mount_old+0x160/0x160 [ 415.089391][ T3169] ? security_capable+0xb2/0xd0 [ 415.094224][ T3169] ? ns_capable+0x8a/0xf0 [ 415.098539][ T3169] path_mount+0x60b/0x1050 [ 415.102952][ T3169] __se_sys_mount+0x2d2/0x3c0 [ 415.107607][ T3169] ? __x64_sys_mount+0xd0/0xd0 [ 415.112354][ T3169] __x64_sys_mount+0xbf/0xd0 [ 415.116926][ T3169] do_syscall_64+0x44/0xd0 [ 415.121317][ T3169] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 415.127187][ T3169] RIP: 0033:0x7f211b962c9a [ 415.131579][ T3169] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 415.151178][ T3169] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 415.159580][ T3169] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 415.167539][ T3169] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 415.175486][ T3169] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 415.183435][ T3169] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 415.191385][ T3169] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 415.199339][ T3169] [ 415.202821][ T3169] kobject: can not set name properly! [ 415.213498][ T3173] loop5: detected capacity change from 0 to 16 [ 415.220309][ T3173] FAULT_INJECTION: forcing a failure. [ 415.220309][ T3173] name failslab, interval 1, probability 0, space 0, times 0 [ 415.232965][ T3173] CPU: 0 PID: 3173 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 415.243725][ T3173] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 415.253934][ T3173] Call Trace: [ 415.257192][ T3173] [ 415.260119][ T3173] dump_stack_lvl+0x151/0x1b7 [ 415.264773][ T3173] ? bfq_pos_tree_add_move+0x43e/0x43e [ 415.270204][ T3173] ? get_tree_bdev+0x417/0x640 [ 415.274939][ T3173] ? vfs_get_tree+0x88/0x290 [ 415.279502][ T3173] ? do_new_mount+0x289/0xad0 [ 415.284161][ T3173] ? path_mount+0x60b/0x1050 [ 415.288744][ T3173] ? __x64_sys_mount+0xbf/0xd0 [ 415.293493][ T3173] ? do_syscall_64+0x44/0xd0 [ 415.298066][ T3173] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 415.304111][ T3173] dump_stack+0x15/0x17 [ 415.308245][ T3173] should_fail+0x3c0/0x510 [ 415.312635][ T3173] ? kvasprintf_const+0x139/0x180 [ 415.317646][ T3173] __should_failslab+0x9f/0xe0 [ 415.322402][ T3173] should_failslab+0x9/0x20 [ 415.326889][ T3173] __kmalloc_track_caller+0x6c/0x350 [ 415.332157][ T3173] kstrdup_const+0x55/0x90 [ 415.336640][ T3173] kvasprintf_const+0x139/0x180 [ 415.341471][ T3173] kobject_set_name_vargs+0x61/0x120 [ 415.346731][ T3173] kobject_init_and_add+0xdb/0x190 [ 415.351905][ T3173] ? __kasan_check_write+0x14/0x20 [ 415.356992][ T3173] ? kobject_add+0x210/0x210 [ 415.361558][ T3173] ? inode_init_always+0x760/0x9b0 [ 415.366646][ T3173] ? _raw_spin_unlock+0x4d/0x70 [ 415.371558][ T3173] ? _raw_spin_unlock+0x4d/0x70 [ 415.376473][ T3173] erofs_register_sysfs+0xd1/0x130 [ 415.381563][ T3173] erofs_fc_fill_super+0x95c/0x1180 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 415.386736][ T3173] get_tree_bdev+0x417/0x640 [ 415.391343][ T3173] ? erofs_release_device_info+0x90/0x90 [ 415.397157][ T3173] erofs_fc_get_tree+0x1c/0x20 [ 415.401913][ T3173] vfs_get_tree+0x88/0x290 [ 415.406314][ T3173] do_new_mount+0x289/0xad0 [ 415.410804][ T3173] ? do_move_mount_old+0x160/0x160 [ 415.415896][ T3173] ? security_capable+0xb2/0xd0 [ 415.420924][ T3173] ? ns_capable+0x8a/0xf0 [ 415.425242][ T3173] path_mount+0x60b/0x1050 [ 415.429641][ T3173] __se_sys_mount+0x2d2/0x3c0 [ 415.434306][ T3173] ? __x64_sys_mount+0xd0/0xd0 [ 415.439149][ T3173] __x64_sys_mount+0xbf/0xd0 [ 415.443818][ T3173] do_syscall_64+0x44/0xd0 [ 415.448492][ T3173] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 415.454376][ T3173] RIP: 0033:0x7f211b962c9a [ 415.458783][ T3173] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 415.478366][ T3173] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 415.486772][ T3173] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 415.494735][ T3173] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 415.502699][ T3173] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 415.510660][ T3173] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 415.518617][ T3173] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 415.526583][ T3173] [ 415.534887][ T3177] loop2: detected capacity change from 0 to 16 [ 415.542361][ T3177] FAULT_INJECTION: forcing a failure. [ 415.542361][ T3177] name failslab, interval 1, probability 0, space 0, times 0 [ 415.545172][ T3173] kobject: can not set name properly! [ 415.555887][ T3182] loop3: detected capacity change from 0 to 16 [ 415.565495][ T3178] loop1: detected capacity change from 0 to 16 [ 415.567437][ T3183] loop0: detected capacity change from 0 to 16 [ 415.573798][ T3179] loop4: detected capacity change from 0 to 16 [ 415.579722][ T3182] FAULT_INJECTION: forcing a failure. [ 415.579722][ T3182] name failslab, interval 1, probability 0, space 0, times 0 [ 415.598593][ T3177] CPU: 1 PID: 3177 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 415.602586][ T3178] FAULT_INJECTION: forcing a failure. [ 415.602586][ T3178] name failslab, interval 1, probability 0, space 0, times 0 [ 415.609358][ T3177] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 415.609372][ T3177] Call Trace: [ 415.609377][ T3177] [ 415.609382][ T3177] dump_stack_lvl+0x151/0x1b7 [ 415.609404][ T3177] ? bfq_pos_tree_add_move+0x43e/0x43e [ 415.609420][ T3177] dump_stack+0x15/0x17 [ 415.652505][ T3177] should_fail+0x3c0/0x510 [ 415.656937][ T3177] __should_failslab+0x9f/0xe0 [ 415.661692][ T3177] should_failslab+0x9/0x20 [ 415.666182][ T3177] kmem_cache_alloc+0x4f/0x2f0 [ 415.671111][ T3177] ? from_kuid_munged+0x7b0/0x7b0 [ 415.676210][ T3177] ? security_inode_alloc+0x29/0x140 [ 415.681482][ T3177] security_inode_alloc+0x29/0x140 [ 415.686584][ T3177] inode_init_always+0x749/0x9b0 [ 415.691512][ T3177] ? _erofs_info+0x190/0x190 [ 415.696087][ T3177] new_inode_pseudo+0x93/0x220 [ 415.700841][ T3177] new_inode+0x28/0x1c0 [ 415.704984][ T3177] ? _raw_spin_unlock+0x4d/0x70 [ 415.709836][ T3177] ? erofs_shrinker_register+0xfb/0x110 [ 415.715377][ T3177] erofs_fc_fill_super+0x867/0x1180 [ 415.720743][ T3177] get_tree_bdev+0x417/0x640 [ 415.725322][ T3177] ? erofs_release_device_info+0x90/0x90 [ 415.730956][ T3177] erofs_fc_get_tree+0x1c/0x20 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 415.735836][ T3177] vfs_get_tree+0x88/0x290 [ 415.740268][ T3177] do_new_mount+0x289/0xad0 [ 415.744777][ T3177] ? do_move_mount_old+0x160/0x160 [ 415.749884][ T3177] ? security_capable+0xb2/0xd0 [ 415.754947][ T3177] ? ns_capable+0x8a/0xf0 [ 415.759285][ T3177] path_mount+0x60b/0x1050 [ 415.763701][ T3177] __se_sys_mount+0x2d2/0x3c0 [ 415.768375][ T3177] ? __x64_sys_mount+0xd0/0xd0 [ 415.773134][ T3177] __x64_sys_mount+0xbf/0xd0 [ 415.777729][ T3177] do_syscall_64+0x44/0xd0 [ 415.782145][ T3177] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 415.788045][ T3177] RIP: 0033:0x7f211b962c9a [ 415.792539][ T3177] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 415.812278][ T3177] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 415.820700][ T3177] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 415.828671][ T3177] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 415.836809][ T3177] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 415.844765][ T3177] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 415.852718][ T3177] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 415.860682][ T3177] [ 415.863973][ T3183] FAULT_INJECTION: forcing a failure. [ 415.863973][ T3183] name failslab, interval 1, probability 0, space 0, times 0 [ 415.865975][ T3182] CPU: 0 PID: 3182 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 415.876680][ T3179] FAULT_INJECTION: forcing a failure. [ 415.876680][ T3179] name failslab, interval 1, probability 0, space 0, times 0 [ 415.887290][ T3182] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 415.887301][ T3182] Call Trace: [ 415.887307][ T3182] [ 415.887313][ T3182] dump_stack_lvl+0x151/0x1b7 [ 415.920706][ T3182] ? bfq_pos_tree_add_move+0x43e/0x43e [ 415.926158][ T3182] ? get_tree_bdev+0x417/0x640 [ 415.930907][ T3182] ? vfs_get_tree+0x88/0x290 [ 415.935483][ T3182] ? do_new_mount+0x289/0xad0 [ 415.940148][ T3182] ? path_mount+0x60b/0x1050 [ 415.944727][ T3182] ? __x64_sys_mount+0xbf/0xd0 [ 415.949486][ T3182] ? do_syscall_64+0x44/0xd0 [ 415.954068][ T3182] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 415.960309][ T3182] dump_stack+0x15/0x17 [ 415.964456][ T3182] should_fail+0x3c0/0x510 [ 415.968864][ T3182] ? kvasprintf_const+0x139/0x180 [ 415.973888][ T3182] __should_failslab+0x9f/0xe0 [ 415.978661][ T3182] should_failslab+0x9/0x20 [ 415.983178][ T3182] __kmalloc_track_caller+0x6c/0x350 [ 415.988472][ T3182] kstrdup_const+0x55/0x90 [ 415.992892][ T3182] kvasprintf_const+0x139/0x180 [ 415.997744][ T3182] kobject_set_name_vargs+0x61/0x120 [ 416.003023][ T3182] kobject_init_and_add+0xdb/0x190 [ 416.008123][ T3182] ? __kasan_check_write+0x14/0x20 [ 416.013228][ T3182] ? kobject_add+0x210/0x210 [ 416.017807][ T3182] ? inode_init_always+0x760/0x9b0 [ 416.022905][ T3182] ? _raw_spin_unlock+0x4d/0x70 [ 416.027747][ T3182] ? _raw_spin_unlock+0x4d/0x70 [ 416.032588][ T3182] erofs_register_sysfs+0xd1/0x130 [ 416.037707][ T3182] erofs_fc_fill_super+0x95c/0x1180 [ 416.042918][ T3182] get_tree_bdev+0x417/0x640 [ 416.047597][ T3182] ? erofs_release_device_info+0x90/0x90 [ 416.053409][ T3182] erofs_fc_get_tree+0x1c/0x20 [ 416.058161][ T3182] vfs_get_tree+0x88/0x290 [ 416.062560][ T3182] do_new_mount+0x289/0xad0 [ 416.067045][ T3182] ? do_move_mount_old+0x160/0x160 [ 416.072136][ T3182] ? security_capable+0xb2/0xd0 [ 416.077121][ T3182] ? ns_capable+0x8a/0xf0 [ 416.081451][ T3182] path_mount+0x60b/0x1050 [ 416.085863][ T3182] __se_sys_mount+0x2d2/0x3c0 [ 416.090533][ T3182] ? __x64_sys_mount+0xd0/0xd0 [ 416.095284][ T3182] __x64_sys_mount+0xbf/0xd0 [ 416.099869][ T3182] do_syscall_64+0x44/0xd0 [ 416.104286][ T3182] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 416.110171][ T3182] RIP: 0033:0x7f211b962c9a [ 416.114573][ T3182] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 416.134176][ T3182] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 416.142594][ T3182] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 416.150561][ T3182] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 416.158517][ T3182] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 416.166477][ T3182] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 416.174432][ T3182] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 416.182389][ T3182] [ 416.185492][ T3179] CPU: 1 PID: 3179 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 416.196438][ T3179] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 416.206499][ T3179] Call Trace: [ 416.209767][ T3179] [ 416.212688][ T3179] dump_stack_lvl+0x151/0x1b7 [ 416.217356][ T3179] ? bfq_pos_tree_add_move+0x43e/0x43e [ 416.222805][ T3179] ? get_tree_bdev+0x417/0x640 [ 416.227555][ T3179] ? vfs_get_tree+0x88/0x290 [ 416.232215][ T3179] ? do_new_mount+0x289/0xad0 [ 416.236885][ T3179] ? path_mount+0x60b/0x1050 [ 416.241462][ T3179] ? __x64_sys_mount+0xbf/0xd0 [ 416.246301][ T3179] ? do_syscall_64+0x44/0xd0 [ 416.250881][ T3179] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 416.256943][ T3179] dump_stack+0x15/0x17 [ 416.261098][ T3179] should_fail+0x3c0/0x510 [ 416.265502][ T3179] ? kvasprintf_const+0x139/0x180 [ 416.270521][ T3179] __should_failslab+0x9f/0xe0 [ 416.275274][ T3179] should_failslab+0x9/0x20 [ 416.279763][ T3179] __kmalloc_track_caller+0x6c/0x350 [ 416.285037][ T3179] kstrdup_const+0x55/0x90 [ 416.289445][ T3179] kvasprintf_const+0x139/0x180 [ 416.294284][ T3179] kobject_set_name_vargs+0x61/0x120 [ 416.299555][ T3179] kobject_init_and_add+0xdb/0x190 [ 416.304652][ T3179] ? __kasan_check_write+0x14/0x20 [ 416.309750][ T3179] ? kobject_add+0x210/0x210 [ 416.314325][ T3179] ? inode_init_always+0x760/0x9b0 [ 416.319420][ T3179] ? _raw_spin_unlock+0x4d/0x70 [ 416.324262][ T3179] ? _raw_spin_unlock+0x4d/0x70 [ 416.329098][ T3179] erofs_register_sysfs+0xd1/0x130 [ 416.334195][ T3179] erofs_fc_fill_super+0x95c/0x1180 [ 416.339388][ T3179] get_tree_bdev+0x417/0x640 [ 416.343963][ T3179] ? erofs_release_device_info+0x90/0x90 [ 416.349579][ T3179] erofs_fc_get_tree+0x1c/0x20 [ 416.354330][ T3179] vfs_get_tree+0x88/0x290 [ 416.358741][ T3179] do_new_mount+0x289/0xad0 [ 416.363337][ T3179] ? do_move_mount_old+0x160/0x160 [ 416.368451][ T3179] ? security_capable+0xb2/0xd0 [ 416.373298][ T3179] ? ns_capable+0x8a/0xf0 [ 416.377617][ T3179] path_mount+0x60b/0x1050 [ 416.382024][ T3179] __se_sys_mount+0x2d2/0x3c0 [ 416.386691][ T3179] ? __x64_sys_mount+0xd0/0xd0 [ 416.391460][ T3179] __x64_sys_mount+0xbf/0xd0 [ 416.396061][ T3179] do_syscall_64+0x44/0xd0 [ 416.400471][ T3179] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 416.406354][ T3179] RIP: 0033:0x7f211b962c9a [ 416.410757][ T3179] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 416.430436][ T3179] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 416.438838][ T3179] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 416.446887][ T3179] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 416.454864][ T3179] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 416.462850][ T3179] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 416.470811][ T3179] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 416.478776][ T3179] [ 416.481785][ T3178] CPU: 0 PID: 3178 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 416.492551][ T3178] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 416.502595][ T3178] Call Trace: [ 416.505861][ T3178] [ 416.508776][ T3178] dump_stack_lvl+0x151/0x1b7 [ 416.513439][ T3178] ? bfq_pos_tree_add_move+0x43e/0x43e [ 416.518879][ T3178] dump_stack+0x15/0x17 [ 416.523020][ T3178] should_fail+0x3c0/0x510 [ 416.527437][ T3178] __should_failslab+0x9f/0xe0 [ 416.532203][ T3178] should_failslab+0x9/0x20 [ 416.536692][ T3178] kmem_cache_alloc+0x4f/0x2f0 [ 416.541446][ T3178] ? from_kuid_munged+0x7b0/0x7b0 [ 416.546467][ T3178] ? security_inode_alloc+0x29/0x140 [ 416.551757][ T3178] security_inode_alloc+0x29/0x140 [ 416.556854][ T3178] inode_init_always+0x749/0x9b0 [ 416.561774][ T3178] ? _erofs_info+0x190/0x190 [ 416.566348][ T3178] new_inode_pseudo+0x93/0x220 [ 416.571091][ T3178] new_inode+0x28/0x1c0 [ 416.575229][ T3178] ? _raw_spin_unlock+0x4d/0x70 [ 416.580064][ T3178] ? erofs_shrinker_register+0xfb/0x110 [ 416.585592][ T3178] erofs_fc_fill_super+0x867/0x1180 [ 416.590775][ T3178] get_tree_bdev+0x417/0x640 [ 416.595346][ T3178] ? erofs_release_device_info+0x90/0x90 [ 416.600957][ T3178] erofs_fc_get_tree+0x1c/0x20 [ 416.605702][ T3178] vfs_get_tree+0x88/0x290 [ 416.610098][ T3178] do_new_mount+0x289/0xad0 [ 416.614671][ T3178] ? do_move_mount_old+0x160/0x160 [ 416.619763][ T3178] ? security_capable+0xb2/0xd0 [ 416.624596][ T3178] ? ns_capable+0x8a/0xf0 [ 416.628994][ T3178] path_mount+0x60b/0x1050 [ 416.633392][ T3178] __se_sys_mount+0x2d2/0x3c0 [ 416.638053][ T3178] ? __x64_sys_mount+0xd0/0xd0 [ 416.642800][ T3178] __x64_sys_mount+0xbf/0xd0 [ 416.647382][ T3178] do_syscall_64+0x44/0xd0 [ 416.651785][ T3178] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 416.657660][ T3178] RIP: 0033:0x7f211b962c9a [ 416.662067][ T3178] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 416.681653][ T3178] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 416.690048][ T3178] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 416.698004][ T3178] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 416.705967][ T3178] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 416.714122][ T3178] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 416.722091][ T3178] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 416.730052][ T3178] [ 416.733245][ T3183] CPU: 0 PID: 3183 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 416.743997][ T3183] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 416.754045][ T3183] Call Trace: [ 416.757309][ T3183] [ 416.760222][ T3183] dump_stack_lvl+0x151/0x1b7 [ 416.764896][ T3183] ? bfq_pos_tree_add_move+0x43e/0x43e [ 416.770448][ T3183] ? get_tree_bdev+0x417/0x640 [ 416.775300][ T3183] ? vfs_get_tree+0x88/0x290 [ 416.779875][ T3183] ? do_new_mount+0x289/0xad0 [ 416.784534][ T3183] ? path_mount+0x60b/0x1050 [ 416.789108][ T3183] ? __x64_sys_mount+0xbf/0xd0 [ 416.793854][ T3183] ? do_syscall_64+0x44/0xd0 [ 416.798425][ T3183] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 416.804479][ T3183] dump_stack+0x15/0x17 [ 416.808632][ T3183] should_fail+0x3c0/0x510 [ 416.813058][ T3183] ? kvasprintf_const+0x139/0x180 [ 416.818081][ T3183] __should_failslab+0x9f/0xe0 [ 416.822831][ T3183] should_failslab+0x9/0x20 [ 416.827437][ T3183] __kmalloc_track_caller+0x6c/0x350 [ 416.832852][ T3183] kstrdup_const+0x55/0x90 [ 416.837272][ T3183] kvasprintf_const+0x139/0x180 [ 416.842117][ T3183] kobject_set_name_vargs+0x61/0x120 [ 416.847391][ T3183] kobject_init_and_add+0xdb/0x190 [ 416.852484][ T3183] ? __kasan_check_write+0x14/0x20 [ 416.857585][ T3183] ? kobject_add+0x210/0x210 [ 416.862181][ T3183] ? inode_init_always+0x760/0x9b0 [ 416.867291][ T3183] ? _raw_spin_unlock+0x4d/0x70 [ 416.872135][ T3183] ? _raw_spin_unlock+0x4d/0x70 [ 416.876974][ T3183] erofs_register_sysfs+0xd1/0x130 [ 416.882080][ T3183] erofs_fc_fill_super+0x95c/0x1180 [ 416.887268][ T3183] get_tree_bdev+0x417/0x640 [ 416.891974][ T3183] ? erofs_release_device_info+0x90/0x90 [ 416.897687][ T3183] erofs_fc_get_tree+0x1c/0x20 [ 416.902430][ T3183] vfs_get_tree+0x88/0x290 [ 416.906827][ T3183] do_new_mount+0x289/0xad0 [ 416.911317][ T3183] ? do_move_mount_old+0x160/0x160 [ 416.916410][ T3183] ? security_capable+0xb2/0xd0 [ 416.921245][ T3183] ? ns_capable+0x8a/0xf0 [ 416.925560][ T3183] path_mount+0x60b/0x1050 [ 416.930088][ T3183] __se_sys_mount+0x2d2/0x3c0 [ 416.934748][ T3183] ? __x64_sys_mount+0xd0/0xd0 [ 416.939494][ T3183] __x64_sys_mount+0xbf/0xd0 [ 416.944068][ T3183] do_syscall_64+0x44/0xd0 [ 416.948467][ T3183] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 416.954352][ T3183] RIP: 0033:0x7f211b962c9a [ 416.958759][ T3183] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 416.978356][ T3183] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 416.986754][ T3183] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 416.994710][ T3183] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 417.002667][ T3183] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 417.010620][ T3183] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 417.018574][ T3183] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 417.026528][ T3183] [ 417.032759][ T3179] kobject: can not set name properly! [ 417.034974][ T3182] kobject: can not set name properly! [ 417.043609][ T3183] kobject: can not set name properly! [ 417.066968][ T3185] loop5: detected capacity change from 0 to 16 [ 417.073653][ T3185] FAULT_INJECTION: forcing a failure. [ 417.073653][ T3185] name failslab, interval 1, probability 0, space 0, times 0 [ 417.086627][ T3185] CPU: 0 PID: 3185 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 417.097718][ T3185] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 417.107763][ T3185] Call Trace: [ 417.111027][ T3185] [ 417.113938][ T3185] dump_stack_lvl+0x151/0x1b7 [ 417.118680][ T3185] ? bfq_pos_tree_add_move+0x43e/0x43e [ 417.124113][ T3185] ? get_tree_bdev+0x417/0x640 [ 417.128851][ T3185] ? vfs_get_tree+0x88/0x290 [ 417.133416][ T3185] ? do_new_mount+0x289/0xad0 [ 417.138066][ T3185] ? path_mount+0x60b/0x1050 [ 417.142631][ T3185] ? __x64_sys_mount+0xbf/0xd0 [ 417.147386][ T3185] ? do_syscall_64+0x44/0xd0 [ 417.152079][ T3185] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 417.158126][ T3185] dump_stack+0x15/0x17 [ 417.162264][ T3185] should_fail+0x3c0/0x510 [ 417.166671][ T3185] ? kvasprintf_const+0x139/0x180 [ 417.171671][ T3185] __should_failslab+0x9f/0xe0 [ 417.176411][ T3185] should_failslab+0x9/0x20 [ 417.180889][ T3185] __kmalloc_track_caller+0x6c/0x350 [ 417.186159][ T3185] kstrdup_const+0x55/0x90 [ 417.190556][ T3185] kvasprintf_const+0x139/0x180 [ 417.195903][ T3185] kobject_set_name_vargs+0x61/0x120 [ 417.201168][ T3185] kobject_init_and_add+0xdb/0x190 [ 417.206252][ T3185] ? __kasan_check_write+0x14/0x20 [ 417.211344][ T3185] ? kobject_add+0x210/0x210 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 417.215912][ T3185] ? inode_init_always+0x760/0x9b0 [ 417.221000][ T3185] ? _raw_spin_unlock+0x4d/0x70 [ 417.225830][ T3185] ? _raw_spin_unlock+0x4d/0x70 [ 417.230660][ T3185] erofs_register_sysfs+0xd1/0x130 [ 417.235757][ T3185] erofs_fc_fill_super+0x95c/0x1180 [ 417.240929][ T3185] get_tree_bdev+0x417/0x640 [ 417.245493][ T3185] ? erofs_release_device_info+0x90/0x90 [ 417.251102][ T3185] erofs_fc_get_tree+0x1c/0x20 [ 417.255850][ T3185] vfs_get_tree+0x88/0x290 [ 417.260255][ T3185] do_new_mount+0x289/0xad0 [ 417.264734][ T3185] ? do_move_mount_old+0x160/0x160 [ 417.269823][ T3185] ? security_capable+0xb2/0xd0 [ 417.274649][ T3185] ? ns_capable+0x8a/0xf0 [ 417.278955][ T3185] path_mount+0x60b/0x1050 [ 417.283347][ T3185] __se_sys_mount+0x2d2/0x3c0 [ 417.287996][ T3185] ? __x64_sys_mount+0xd0/0xd0 [ 417.292736][ T3185] __x64_sys_mount+0xbf/0xd0 [ 417.297299][ T3185] do_syscall_64+0x44/0xd0 [ 417.301691][ T3185] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 417.307560][ T3185] RIP: 0033:0x7f211b962c9a [ 417.311954][ T3185] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 417.331620][ T3185] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 417.340096][ T3185] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 417.348044][ T3185] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 417.356250][ T3185] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 417.364196][ T3185] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 417.372146][ T3185] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 417.380095][ T3185] [ 417.383224][ T3185] kobject: can not set name properly! [ 417.390672][ T3188] loop1: detected capacity change from 0 to 16 [ 417.391018][ T3189] loop3: detected capacity change from 0 to 16 [ 417.397768][ T3188] FAULT_INJECTION: forcing a failure. [ 417.397768][ T3188] name failslab, interval 1, probability 0, space 0, times 0 [ 417.403750][ T3189] FAULT_INJECTION: forcing a failure. [ 417.403750][ T3189] name failslab, interval 1, probability 0, space 0, times 0 [ 417.425021][ T3188] CPU: 0 PID: 3188 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 417.439005][ T3188] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 417.449054][ T3188] Call Trace: [ 417.452329][ T3188] [ 417.455251][ T3188] dump_stack_lvl+0x151/0x1b7 [ 417.459921][ T3188] ? bfq_pos_tree_add_move+0x43e/0x43e [ 417.465367][ T3188] ? _raw_spin_lock+0xa3/0x1b0 [ 417.470134][ T3188] dump_stack+0x15/0x17 [ 417.474276][ T3188] should_fail+0x3c0/0x510 [ 417.478682][ T3188] __should_failslab+0x9f/0xe0 [ 417.483434][ T3188] should_failslab+0x9/0x20 [ 417.487953][ T3188] kmem_cache_alloc+0x4f/0x2f0 [ 417.492702][ T3188] ? erofs_alloc_inode+0x1b/0x50 [ 417.497627][ T3188] ? __kasan_check_write+0x14/0x20 [ 417.502725][ T3188] ? _erofs_info+0x190/0x190 [ 417.507299][ T3188] erofs_alloc_inode+0x1b/0x50 [ 417.512048][ T3188] ? _erofs_info+0x190/0x190 [ 417.516634][ T3188] new_inode_pseudo+0x64/0x220 [ 417.521407][ T3188] new_inode+0x28/0x1c0 [ 417.527127][ T3188] ? _raw_spin_unlock+0x4d/0x70 [ 417.532076][ T3188] ? erofs_shrinker_register+0xfb/0x110 [ 417.537623][ T3188] erofs_fc_fill_super+0x867/0x1180 [ 417.542833][ T3188] get_tree_bdev+0x417/0x640 [ 417.547414][ T3188] ? erofs_release_device_info+0x90/0x90 [ 417.553034][ T3188] erofs_fc_get_tree+0x1c/0x20 [ 417.557791][ T3188] vfs_get_tree+0x88/0x290 [ 417.562201][ T3188] do_new_mount+0x289/0xad0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 417.566698][ T3188] ? do_move_mount_old+0x160/0x160 [ 417.571802][ T3188] ? security_capable+0xb2/0xd0 [ 417.576642][ T3188] ? ns_capable+0x8a/0xf0 [ 417.580959][ T3188] path_mount+0x60b/0x1050 [ 417.585365][ T3188] __se_sys_mount+0x2d2/0x3c0 [ 417.590033][ T3188] ? __x64_sys_mount+0xd0/0xd0 [ 417.594790][ T3188] __x64_sys_mount+0xbf/0xd0 [ 417.599374][ T3188] do_syscall_64+0x44/0xd0 [ 417.603796][ T3188] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 417.609678][ T3188] RIP: 0033:0x7f211b962c9a write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 417.614079][ T3188] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 417.633669][ T3188] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 417.642087][ T3188] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 417.650067][ T3188] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 417.658041][ T3188] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 417.666008][ T3188] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 417.674152][ T3188] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 417.682122][ T3188] [ 417.685140][ T3189] CPU: 1 PID: 3189 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 417.695922][ T3189] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 417.705978][ T3189] Call Trace: [ 417.709259][ T3189] [ 417.712198][ T3189] dump_stack_lvl+0x151/0x1b7 [ 417.716887][ T3189] ? bfq_pos_tree_add_move+0x43e/0x43e [ 417.722362][ T3189] ? _raw_spin_lock+0xa3/0x1b0 [ 417.727143][ T3189] dump_stack+0x15/0x17 [ 417.731316][ T3189] should_fail+0x3c0/0x510 [ 417.735745][ T3189] __should_failslab+0x9f/0xe0 [ 417.740522][ T3189] should_failslab+0x9/0x20 [ 417.745034][ T3189] kmem_cache_alloc+0x4f/0x2f0 [ 417.749812][ T3189] ? erofs_alloc_inode+0x1b/0x50 [ 417.754747][ T3189] ? __kasan_check_write+0x14/0x20 [ 417.759842][ T3189] ? _erofs_info+0x190/0x190 [ 417.764415][ T3189] erofs_alloc_inode+0x1b/0x50 [ 417.769166][ T3189] ? _erofs_info+0x190/0x190 [ 417.773751][ T3189] new_inode_pseudo+0x64/0x220 [ 417.778519][ T3189] new_inode+0x28/0x1c0 [ 417.782663][ T3189] ? _raw_spin_unlock+0x4d/0x70 [ 417.787525][ T3189] ? erofs_shrinker_register+0xfb/0x110 [ 417.793055][ T3189] erofs_fc_fill_super+0x867/0x1180 [ 417.798235][ T3189] get_tree_bdev+0x417/0x640 [ 417.802809][ T3189] ? erofs_release_device_info+0x90/0x90 [ 417.808424][ T3189] erofs_fc_get_tree+0x1c/0x20 [ 417.813168][ T3189] vfs_get_tree+0x88/0x290 [ 417.817567][ T3189] do_new_mount+0x289/0xad0 [ 417.822056][ T3189] ? do_move_mount_old+0x160/0x160 [ 417.827152][ T3189] ? security_capable+0xb2/0xd0 [ 417.831986][ T3189] ? ns_capable+0x8a/0xf0 [ 417.836297][ T3189] path_mount+0x60b/0x1050 [ 417.840697][ T3189] __se_sys_mount+0x2d2/0x3c0 [ 417.845362][ T3189] ? __x64_sys_mount+0xd0/0xd0 [ 417.850112][ T3189] __x64_sys_mount+0xbf/0xd0 [ 417.854685][ T3189] do_syscall_64+0x44/0xd0 [ 417.859092][ T3189] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 417.864974][ T3189] RIP: 0033:0x7f211b962c9a [ 417.869372][ T3189] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 417.888961][ T3189] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 417.897362][ T3189] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 417.905403][ T3189] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 417.913358][ T3189] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 417.921321][ T3189] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 417.929275][ T3189] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 417.937228][ T3189] [ 417.944874][ T3196] loop4: detected capacity change from 0 to 16 [ 417.953440][ T3196] erofs: (device loop4): mounted with root inode @ nid 36. [ 417.962593][ T3196] FAULT_INJECTION: forcing a failure. [ 417.962593][ T3196] name failslab, interval 1, probability 0, space 0, times 0 [ 417.966664][ T3197] loop0: detected capacity change from 0 to 16 [ 417.978665][ T3196] CPU: 1 PID: 3196 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 417.990123][ T3199] loop2: detected capacity change from 0 to 16 [ 417.992132][ T3196] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 417.992145][ T3196] Call Trace: [ 417.992150][ T3196] [ 418.014507][ T3196] dump_stack_lvl+0x151/0x1b7 [ 418.016734][ T3199] FAULT_INJECTION: forcing a failure. [ 418.016734][ T3199] name failslab, interval 1, probability 0, space 0, times 0 [ 418.019186][ T3196] ? bfq_pos_tree_add_move+0x43e/0x43e [ 418.019209][ T3196] ? avc_has_perm+0x16d/0x260 [ 418.041852][ T3196] dump_stack+0x15/0x17 [ 418.046004][ T3196] should_fail+0x3c0/0x510 [ 418.050502][ T3196] __should_failslab+0x9f/0xe0 [ 418.055429][ T3196] should_failslab+0x9/0x20 [ 418.059922][ T3196] kmem_cache_alloc+0x4f/0x2f0 [ 418.064675][ T3196] ? selinux_sb_remount+0xd20/0xd20 [ 418.069863][ T3196] ? alloc_vfsmnt+0x27/0x4a0 [ 418.074439][ T3196] alloc_vfsmnt+0x27/0x4a0 [ 418.077023][ T3197] FAULT_INJECTION: forcing a failure. [ 418.077023][ T3197] name failslab, interval 1, probability 0, space 0, times 0 [ 418.078846][ T3196] vfs_create_mount+0x84/0x4c0 [ 418.096169][ T3196] ? __kasan_check_write+0x14/0x20 [ 418.101287][ T3196] do_new_mount+0x3b4/0xad0 [ 418.105888][ T3196] ? do_move_mount_old+0x160/0x160 [ 418.111002][ T3196] ? security_capable+0xb2/0xd0 [ 418.115861][ T3196] ? ns_capable+0x8a/0xf0 [ 418.120201][ T3196] path_mount+0x60b/0x1050 [ 418.124636][ T3196] __se_sys_mount+0x2d2/0x3c0 [ 418.129325][ T3196] ? __x64_sys_mount+0xd0/0xd0 [ 418.134093][ T3196] ? vfs_mkdir+0x580/0x580 [ 418.138501][ T3196] __x64_sys_mount+0xbf/0xd0 [ 418.143089][ T3196] do_syscall_64+0x44/0xd0 [ 418.147495][ T3196] ? irqentry_exit+0x12/0x40 [ 418.152076][ T3196] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 418.157993][ T3196] RIP: 0033:0x7f211b962c9a [ 418.162398][ T3196] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 418.181992][ T3196] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 418.190393][ T3196] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 418.198438][ T3196] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 418.206656][ T3196] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 418.214613][ T3196] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 418.222571][ T3196] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 418.230531][ T3196] [ 418.233537][ T3199] CPU: 0 PID: 3199 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 418.244301][ T3199] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 418.254350][ T3199] Call Trace: [ 418.257702][ T3199] [ 418.260656][ T3199] dump_stack_lvl+0x151/0x1b7 [ 418.265342][ T3199] ? bfq_pos_tree_add_move+0x43e/0x43e [ 418.270792][ T3199] ? get_tree_bdev+0x417/0x640 [ 418.275534][ T3199] ? vfs_get_tree+0x88/0x290 [ 418.280108][ T3199] ? do_new_mount+0x289/0xad0 [ 418.284769][ T3199] ? path_mount+0x60b/0x1050 [ 418.289348][ T3199] ? __x64_sys_mount+0xbf/0xd0 [ 418.294099][ T3199] ? do_syscall_64+0x44/0xd0 [ 418.298669][ T3199] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 418.304722][ T3199] dump_stack+0x15/0x17 [ 418.308861][ T3199] should_fail+0x3c0/0x510 [ 418.313269][ T3199] ? kvasprintf_const+0x139/0x180 [ 418.318278][ T3199] __should_failslab+0x9f/0xe0 [ 418.323023][ T3199] should_failslab+0x9/0x20 [ 418.327505][ T3199] __kmalloc_track_caller+0x6c/0x350 [ 418.332771][ T3199] kstrdup_const+0x55/0x90 [ 418.337177][ T3199] kvasprintf_const+0x139/0x180 [ 418.342010][ T3199] kobject_set_name_vargs+0x61/0x120 [ 418.347305][ T3199] kobject_init_and_add+0xdb/0x190 [ 418.352413][ T3199] ? __kasan_check_write+0x14/0x20 [ 418.357503][ T3199] ? kobject_add+0x210/0x210 [ 418.362072][ T3199] ? inode_init_always+0x760/0x9b0 [ 418.367162][ T3199] ? _raw_spin_unlock+0x4d/0x70 [ 418.371994][ T3199] ? _raw_spin_unlock+0x4d/0x70 [ 418.376951][ T3199] erofs_register_sysfs+0xd1/0x130 [ 418.382078][ T3199] erofs_fc_fill_super+0x95c/0x1180 [ 418.387278][ T3199] get_tree_bdev+0x417/0x640 [ 418.391885][ T3199] ? erofs_release_device_info+0x90/0x90 [ 418.397518][ T3199] erofs_fc_get_tree+0x1c/0x20 [ 418.402269][ T3199] vfs_get_tree+0x88/0x290 [ 418.406670][ T3199] do_new_mount+0x289/0xad0 [ 418.411161][ T3199] ? do_move_mount_old+0x160/0x160 [ 418.416253][ T3199] ? security_capable+0xb2/0xd0 [ 418.421107][ T3199] ? ns_capable+0x8a/0xf0 [ 418.425421][ T3199] path_mount+0x60b/0x1050 [ 418.429822][ T3199] __se_sys_mount+0x2d2/0x3c0 [ 418.434482][ T3199] ? __x64_sys_mount+0xd0/0xd0 [ 418.439314][ T3199] __x64_sys_mount+0xbf/0xd0 [ 418.443913][ T3199] do_syscall_64+0x44/0xd0 [ 418.448313][ T3199] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 418.454281][ T3199] RIP: 0033:0x7f211b962c9a [ 418.458688][ T3199] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 418.478276][ T3199] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 418.487113][ T3199] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 418.495067][ T3199] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 418.503017][ T3199] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 418.510968][ T3199] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 418.518921][ T3199] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 418.526875][ T3199] [ 418.530224][ T3197] CPU: 1 PID: 3197 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 418.540996][ T3197] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 418.551037][ T3197] Call Trace: [ 418.554301][ T3197] [ 418.557215][ T3197] dump_stack_lvl+0x151/0x1b7 [ 418.561883][ T3197] ? bfq_pos_tree_add_move+0x43e/0x43e [ 418.567325][ T3197] dump_stack+0x15/0x17 [ 418.571465][ T3197] should_fail+0x3c0/0x510 [ 418.575865][ T3197] __should_failslab+0x9f/0xe0 [ 418.580610][ T3197] should_failslab+0x9/0x20 [ 418.585094][ T3197] kmem_cache_alloc+0x4f/0x2f0 [ 418.589843][ T3197] ? __kernfs_new_node+0xdb/0x6e0 [ 418.595111][ T3197] __kernfs_new_node+0xdb/0x6e0 [ 418.599940][ T3197] ? erofs_fc_get_tree+0x1c/0x20 [ 418.604857][ T3197] ? vfs_get_tree+0x88/0x290 [ 418.609427][ T3197] ? do_new_mount+0x289/0xad0 [ 418.614085][ T3197] ? path_mount+0x60b/0x1050 [ 418.618656][ T3197] ? __se_sys_mount+0x2d2/0x3c0 [ 418.623492][ T3197] ? kernfs_new_node+0x170/0x170 [ 418.628411][ T3197] kernfs_create_dir_ns+0x9b/0x230 [ 418.633506][ T3197] sysfs_create_dir_ns+0x181/0x390 [ 418.638605][ T3197] ? sysfs_warn_dup+0xa0/0xa0 [ 418.643268][ T3197] ? memcpy+0x56/0x70 [ 418.647234][ T3197] kobject_add_internal+0x766/0xda0 [ 418.652413][ T3197] kobject_init_and_add+0x123/0x190 [ 418.657590][ T3197] ? __kasan_check_write+0x14/0x20 [ 418.662775][ T3197] ? kobject_add+0x210/0x210 [ 418.667347][ T3197] ? inode_init_always+0x760/0x9b0 [ 418.672444][ T3197] ? _raw_spin_unlock+0x4d/0x70 [ 418.677276][ T3197] ? _raw_spin_unlock+0x4d/0x70 [ 418.682109][ T3197] erofs_register_sysfs+0xd1/0x130 [ 418.687214][ T3197] erofs_fc_fill_super+0x95c/0x1180 [ 418.692416][ T3197] get_tree_bdev+0x417/0x640 [ 418.696991][ T3197] ? erofs_release_device_info+0x90/0x90 [ 418.702609][ T3197] erofs_fc_get_tree+0x1c/0x20 [ 418.707571][ T3197] vfs_get_tree+0x88/0x290 [ 418.712095][ T3197] do_new_mount+0x289/0xad0 [ 418.716581][ T3197] ? do_move_mount_old+0x160/0x160 [ 418.721675][ T3197] ? security_capable+0xb2/0xd0 [ 418.726624][ T3197] ? ns_capable+0x8a/0xf0 [ 418.730961][ T3197] path_mount+0x60b/0x1050 [ 418.735364][ T3197] __se_sys_mount+0x2d2/0x3c0 [ 418.740027][ T3197] ? __x64_sys_mount+0xd0/0xd0 [ 418.745151][ T3197] __x64_sys_mount+0xbf/0xd0 [ 418.749758][ T3197] do_syscall_64+0x44/0xd0 [ 418.754180][ T3197] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 418.760146][ T3197] RIP: 0033:0x7f211b962c9a [ 418.764635][ T3197] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 418.784395][ T3197] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 418.792886][ T3197] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 418.800846][ T3197] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 418.808798][ T3197] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 418.816834][ T3197] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 418.824783][ T3197] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 418.832746][ T3197] [ 418.836375][ T3199] kobject: can not set name properly! [ 418.841853][ T3197] kobject_add_internal failed for loop0 (error: -12 parent: erofs) [ 418.855488][ T3195] loop5: detected capacity change from 0 to 16 [ 418.861255][ T3201] loop1: detected capacity change from 0 to 16 [ 418.862584][ T3195] FAULT_INJECTION: forcing a failure. [ 418.862584][ T3195] name failslab, interval 1, probability 0, space 0, times 0 [ 418.874242][ T3204] loop2: detected capacity change from 0 to 16 [ 418.880645][ T3195] CPU: 0 PID: 3195 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 418.897396][ T3195] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 418.908046][ T3195] Call Trace: [ 418.911304][ T3195] [ 418.914229][ T3195] dump_stack_lvl+0x151/0x1b7 [ 418.918893][ T3195] ? bfq_pos_tree_add_move+0x43e/0x43e [ 418.924352][ T3195] dump_stack+0x15/0x17 [ 418.928507][ T3195] should_fail+0x3c0/0x510 [ 418.932915][ T3195] __should_failslab+0x9f/0xe0 [ 418.937764][ T3195] should_failslab+0x9/0x20 [ 418.942433][ T3195] kmem_cache_alloc+0x4f/0x2f0 [ 418.947195][ T3195] ? from_kuid_munged+0x7b0/0x7b0 [ 418.952721][ T3195] ? security_inode_alloc+0x29/0x140 [ 418.957993][ T3195] security_inode_alloc+0x29/0x140 [ 418.963086][ T3195] inode_init_always+0x749/0x9b0 [ 418.968002][ T3195] ? _erofs_info+0x190/0x190 [ 418.972571][ T3195] new_inode_pseudo+0x93/0x220 [ 418.977314][ T3195] new_inode+0x28/0x1c0 [ 418.981460][ T3195] ? _raw_spin_unlock+0x4d/0x70 [ 418.986292][ T3195] ? erofs_shrinker_register+0xfb/0x110 [ 418.991820][ T3195] erofs_fc_fill_super+0x867/0x1180 [ 418.996998][ T3195] get_tree_bdev+0x417/0x640 [ 419.001567][ T3195] ? erofs_release_device_info+0x90/0x90 [ 419.007440][ T3195] erofs_fc_get_tree+0x1c/0x20 [ 419.012318][ T3195] vfs_get_tree+0x88/0x290 [ 419.016742][ T3195] do_new_mount+0x289/0xad0 [ 419.021346][ T3195] ? do_move_mount_old+0x160/0x160 [ 419.026468][ T3195] ? security_capable+0xb2/0xd0 [ 419.031391][ T3195] ? ns_capable+0x8a/0xf0 [ 419.035703][ T3195] path_mount+0x60b/0x1050 [ 419.040115][ T3195] __se_sys_mount+0x2d2/0x3c0 [ 419.044787][ T3195] ? __x64_sys_mount+0xd0/0xd0 [ 419.049531][ T3195] __x64_sys_mount+0xbf/0xd0 [ 419.054189][ T3195] do_syscall_64+0x44/0xd0 [ 419.058593][ T3195] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 419.064489][ T3195] RIP: 0033:0x7f211b962c9a [ 419.068892][ T3195] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 419.088487][ T3195] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 419.096978][ T3195] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 419.104950][ T3195] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 419.113160][ T3195] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 419.121111][ T3195] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 419.129061][ T3195] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 419.137188][ T3195] [ 419.140959][ T3205] loop4: detected capacity change from 0 to 16 [ 419.143994][ T3204] FAULT_INJECTION: forcing a failure. [ 419.143994][ T3204] name failslab, interval 1, probability 0, space 0, times 0 [ 419.147883][ T3201] FAULT_INJECTION: forcing a failure. [ 419.147883][ T3201] name failslab, interval 1, probability 0, space 0, times 0 [ 419.160568][ T3204] CPU: 1 PID: 3204 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 419.174376][ T3205] FAULT_INJECTION: forcing a failure. [ 419.174376][ T3205] name failslab, interval 1, probability 0, space 0, times 0 [ 419.184929][ T3204] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 419.184942][ T3204] Call Trace: [ 419.184946][ T3204] [ 419.184951][ T3204] dump_stack_lvl+0x151/0x1b7 [ 419.184973][ T3204] ? bfq_pos_tree_add_move+0x43e/0x43e [ 419.184988][ T3204] ? get_tree_bdev+0x417/0x640 [ 419.229177][ T3204] ? vfs_get_tree+0x88/0x290 [ 419.233760][ T3204] ? do_new_mount+0x289/0xad0 [ 419.238424][ T3204] ? path_mount+0x60b/0x1050 [ 419.243107][ T3204] ? __x64_sys_mount+0xbf/0xd0 [ 419.247874][ T3204] ? do_syscall_64+0x44/0xd0 [ 419.252539][ T3204] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 419.258593][ T3204] dump_stack+0x15/0x17 [ 419.262740][ T3204] should_fail+0x3c0/0x510 [ 419.267149][ T3204] ? kvasprintf_const+0x139/0x180 [ 419.272252][ T3204] __should_failslab+0x9f/0xe0 [ 419.277003][ T3204] should_failslab+0x9/0x20 [ 419.281576][ T3204] __kmalloc_track_caller+0x6c/0x350 [ 419.286864][ T3204] kstrdup_const+0x55/0x90 [ 419.291275][ T3204] kvasprintf_const+0x139/0x180 [ 419.296301][ T3204] kobject_set_name_vargs+0x61/0x120 [ 419.302032][ T3204] kobject_init_and_add+0xdb/0x190 [ 419.307226][ T3204] ? __kasan_check_write+0x14/0x20 [ 419.312330][ T3204] ? kobject_add+0x210/0x210 [ 419.317007][ T3204] ? inode_init_always+0x760/0x9b0 [ 419.322193][ T3204] ? _raw_spin_unlock+0x4d/0x70 [ 419.327169][ T3204] ? _raw_spin_unlock+0x4d/0x70 [ 419.332299][ T3204] erofs_register_sysfs+0xd1/0x130 [ 419.337413][ T3204] erofs_fc_fill_super+0x95c/0x1180 [ 419.342607][ T3204] get_tree_bdev+0x417/0x640 [ 419.347377][ T3204] ? erofs_release_device_info+0x90/0x90 [ 419.353021][ T3204] erofs_fc_get_tree+0x1c/0x20 [ 419.357784][ T3204] vfs_get_tree+0x88/0x290 [ 419.362191][ T3204] do_new_mount+0x289/0xad0 [ 419.366684][ T3204] ? do_move_mount_old+0x160/0x160 [ 419.371786][ T3204] ? security_capable+0xb2/0xd0 [ 419.376626][ T3204] ? ns_capable+0x8a/0xf0 [ 419.380943][ T3204] path_mount+0x60b/0x1050 [ 419.385466][ T3204] __se_sys_mount+0x2d2/0x3c0 [ 419.390143][ T3204] ? __x64_sys_mount+0xd0/0xd0 [ 419.394897][ T3204] __x64_sys_mount+0xbf/0xd0 [ 419.399476][ T3204] do_syscall_64+0x44/0xd0 [ 419.403888][ T3204] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 419.409789][ T3204] RIP: 0033:0x7f211b962c9a [ 419.414194][ T3204] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 419.433914][ T3204] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 419.442329][ T3204] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 419.450292][ T3204] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 419.458262][ T3204] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 419.466242][ T3204] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 419.474212][ T3204] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 419.482190][ T3204] [ 419.485203][ T3205] CPU: 0 PID: 3205 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 419.495971][ T3205] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 419.506024][ T3205] Call Trace: [ 419.509375][ T3205] [ 419.512290][ T3205] dump_stack_lvl+0x151/0x1b7 [ 419.516978][ T3205] ? bfq_pos_tree_add_move+0x43e/0x43e [ 419.522438][ T3205] ? get_tree_bdev+0x417/0x640 [ 419.527205][ T3205] ? vfs_get_tree+0x88/0x290 [ 419.532010][ T3205] ? do_new_mount+0x289/0xad0 [ 419.536691][ T3205] ? path_mount+0x60b/0x1050 [ 419.541270][ T3205] ? __x64_sys_mount+0xbf/0xd0 [ 419.546019][ T3205] ? do_syscall_64+0x44/0xd0 [ 419.550593][ T3205] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 419.556644][ T3205] dump_stack+0x15/0x17 [ 419.560787][ T3205] should_fail+0x3c0/0x510 [ 419.565189][ T3205] ? kvasprintf_const+0x139/0x180 [ 419.570205][ T3205] __should_failslab+0x9f/0xe0 [ 419.574950][ T3205] should_failslab+0x9/0x20 [ 419.579444][ T3205] __kmalloc_track_caller+0x6c/0x350 [ 419.584804][ T3205] kstrdup_const+0x55/0x90 [ 419.589206][ T3205] kvasprintf_const+0x139/0x180 [ 419.594049][ T3205] kobject_set_name_vargs+0x61/0x120 [ 419.599554][ T3205] kobject_init_and_add+0xdb/0x190 [ 419.604679][ T3205] ? __kasan_check_write+0x14/0x20 [ 419.609830][ T3205] ? kobject_add+0x210/0x210 [ 419.614405][ T3205] ? inode_init_always+0x760/0x9b0 [ 419.619716][ T3205] ? _raw_spin_unlock+0x4d/0x70 [ 419.624582][ T3205] ? _raw_spin_unlock+0x4d/0x70 [ 419.629454][ T3205] erofs_register_sysfs+0xd1/0x130 [ 419.634561][ T3205] erofs_fc_fill_super+0x95c/0x1180 [ 419.639749][ T3205] get_tree_bdev+0x417/0x640 [ 419.644328][ T3205] ? erofs_release_device_info+0x90/0x90 [ 419.649944][ T3205] erofs_fc_get_tree+0x1c/0x20 [ 419.654688][ T3205] vfs_get_tree+0x88/0x290 [ 419.659087][ T3205] do_new_mount+0x289/0xad0 [ 419.663573][ T3205] ? do_move_mount_old+0x160/0x160 [ 419.668668][ T3205] ? security_capable+0xb2/0xd0 [ 419.673501][ T3205] ? ns_capable+0x8a/0xf0 [ 419.677818][ T3205] path_mount+0x60b/0x1050 [ 419.682218][ T3205] __se_sys_mount+0x2d2/0x3c0 [ 419.686878][ T3205] ? __x64_sys_mount+0xd0/0xd0 [ 419.691644][ T3205] __x64_sys_mount+0xbf/0xd0 [ 419.696257][ T3205] do_syscall_64+0x44/0xd0 [ 419.700667][ T3205] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 419.706545][ T3205] RIP: 0033:0x7f211b962c9a [ 419.710976][ T3205] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 419.730852][ T3205] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 419.741194][ T3205] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 419.749340][ T3205] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 419.757568][ T3205] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 419.765521][ T3205] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 419.773492][ T3205] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 419.781463][ T3205] [ 419.784645][ T3201] CPU: 1 PID: 3201 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 419.789393][ T3204] kobject: can not set name properly! [ 419.795406][ T3201] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 419.795420][ T3201] Call Trace: [ 419.795424][ T3201] [ 419.795429][ T3201] dump_stack_lvl+0x151/0x1b7 [ 419.795452][ T3201] ? bfq_pos_tree_add_move+0x43e/0x43e [ 419.800994][ T3205] kobject: can not set name properly! [ 419.810835][ T3201] ? get_tree_bdev+0x417/0x640 [ 419.810855][ T3201] ? vfs_get_tree+0x88/0x290 [ 419.810867][ T3201] ? do_new_mount+0x289/0xad0 [ 419.810884][ T3201] ? path_mount+0x60b/0x1050 [ 419.851027][ T3201] ? __x64_sys_mount+0xbf/0xd0 [ 419.855784][ T3201] ? do_syscall_64+0x44/0xd0 [ 419.860357][ T3201] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 419.866408][ T3201] dump_stack+0x15/0x17 [ 419.870553][ T3201] should_fail+0x3c0/0x510 [ 419.874960][ T3201] ? kvasprintf_const+0x139/0x180 [ 419.879969][ T3201] __should_failslab+0x9f/0xe0 [ 419.884713][ T3201] should_failslab+0x9/0x20 [ 419.889195][ T3201] __kmalloc_track_caller+0x6c/0x350 [ 419.894462][ T3201] kstrdup_const+0x55/0x90 [ 419.898862][ T3201] kvasprintf_const+0x139/0x180 [ 419.903703][ T3201] kobject_set_name_vargs+0x61/0x120 [ 419.908986][ T3201] kobject_init_and_add+0xdb/0x190 [ 419.914099][ T3201] ? __kasan_check_write+0x14/0x20 [ 419.919197][ T3201] ? kobject_add+0x210/0x210 [ 419.923769][ T3201] ? inode_init_always+0x760/0x9b0 [ 419.928861][ T3201] ? _raw_spin_unlock+0x4d/0x70 [ 419.933699][ T3201] ? _raw_spin_unlock+0x4d/0x70 [ 419.938531][ T3201] erofs_register_sysfs+0xd1/0x130 [ 419.943624][ T3201] erofs_fc_fill_super+0x95c/0x1180 [ 419.948821][ T3201] get_tree_bdev+0x417/0x640 [ 419.953392][ T3201] ? erofs_release_device_info+0x90/0x90 [ 419.959006][ T3201] erofs_fc_get_tree+0x1c/0x20 [ 419.963766][ T3201] vfs_get_tree+0x88/0x290 [ 419.968164][ T3201] do_new_mount+0x289/0xad0 [ 419.972651][ T3201] ? do_move_mount_old+0x160/0x160 [ 419.977830][ T3201] ? security_capable+0xb2/0xd0 [ 419.982660][ T3201] ? ns_capable+0x8a/0xf0 [ 419.986971][ T3201] path_mount+0x60b/0x1050 [ 419.991371][ T3201] __se_sys_mount+0x2d2/0x3c0 [ 419.996031][ T3201] ? __x64_sys_mount+0xd0/0xd0 [ 420.000777][ T3201] ? vfs_mkdir+0x580/0x580 [ 420.005272][ T3201] __x64_sys_mount+0xbf/0xd0 [ 420.009847][ T3201] do_syscall_64+0x44/0xd0 [ 420.014246][ T3201] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 420.020120][ T3201] RIP: 0033:0x7f211b962c9a [ 420.024523][ T3201] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 420.044113][ T3201] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 420.052509][ T3201] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 420.060648][ T3201] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 420.068614][ T3201] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 420.076572][ T3201] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 420.084522][ T3201] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 420.092478][ T3201] [ 420.099490][ T3207] loop0: detected capacity change from 0 to 16 [ 420.106700][ T3201] kobject: can not set name properly! [ 420.112636][ T3207] FAULT_INJECTION: forcing a failure. [ 420.112636][ T3207] name failslab, interval 1, probability 0, space 0, times 0 [ 420.125619][ T3207] CPU: 1 PID: 3207 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 420.136567][ T3207] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 420.146972][ T3207] Call Trace: [ 420.150248][ T3207] [ 420.153161][ T3207] dump_stack_lvl+0x151/0x1b7 [ 420.157990][ T3207] ? bfq_pos_tree_add_move+0x43e/0x43e [ 420.163485][ T3207] ? get_tree_bdev+0x417/0x640 [ 420.168220][ T3207] ? vfs_get_tree+0x88/0x290 [ 420.173002][ T3207] ? do_new_mount+0x289/0xad0 [ 420.177761][ T3207] ? path_mount+0x60b/0x1050 [ 420.182349][ T3207] ? __x64_sys_mount+0xbf/0xd0 [ 420.187101][ T3207] ? do_syscall_64+0x44/0xd0 [ 420.191842][ T3207] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 420.197992][ T3207] dump_stack+0x15/0x17 [ 420.202131][ T3207] should_fail+0x3c0/0x510 [ 420.206549][ T3207] ? kvasprintf_const+0x139/0x180 [ 420.211559][ T3207] __should_failslab+0x9f/0xe0 [ 420.216307][ T3207] should_failslab+0x9/0x20 [ 420.221138][ T3207] __kmalloc_track_caller+0x6c/0x350 [ 420.226497][ T3207] kstrdup_const+0x55/0x90 [ 420.230894][ T3207] kvasprintf_const+0x139/0x180 [ 420.235737][ T3207] kobject_set_name_vargs+0x61/0x120 [ 420.240996][ T3207] kobject_init_and_add+0xdb/0x190 [ 420.246517][ T3207] ? __kasan_check_write+0x14/0x20 [ 420.251603][ T3207] ? kobject_add+0x210/0x210 [ 420.256169][ T3207] ? inode_init_always+0x760/0x9b0 [ 420.261254][ T3207] ? _raw_spin_unlock+0x4d/0x70 [ 420.266081][ T3207] ? _raw_spin_unlock+0x4d/0x70 [ 420.270993][ T3207] erofs_register_sysfs+0xd1/0x130 [ 420.276083][ T3207] erofs_fc_fill_super+0x95c/0x1180 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 420.281261][ T3207] get_tree_bdev+0x417/0x640 [ 420.285862][ T3207] ? erofs_release_device_info+0x90/0x90 [ 420.291557][ T3207] erofs_fc_get_tree+0x1c/0x20 [ 420.296293][ T3207] vfs_get_tree+0x88/0x290 [ 420.300692][ T3207] do_new_mount+0x289/0xad0 [ 420.305539][ T3207] ? do_move_mount_old+0x160/0x160 [ 420.310641][ T3207] ? security_capable+0xb2/0xd0 [ 420.315479][ T3207] ? ns_capable+0x8a/0xf0 [ 420.319795][ T3207] path_mount+0x60b/0x1050 [ 420.324188][ T3207] __se_sys_mount+0x2d2/0x3c0 [ 420.329492][ T3207] ? __x64_sys_mount+0xd0/0xd0 [ 420.334236][ T3207] __x64_sys_mount+0xbf/0xd0 [ 420.338799][ T3207] do_syscall_64+0x44/0xd0 [ 420.343189][ T3207] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 420.349331][ T3207] RIP: 0033:0x7f211b962c9a [ 420.353720][ T3207] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 420.374083][ T3207] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 420.382563][ T3207] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 420.390715][ T3207] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 420.398778][ T3207] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 420.406897][ T3207] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 420.414844][ T3207] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 420.422879][ T3207] [ 420.431166][ T3207] kobject: can not set name properly! [ 420.431346][ T3210] loop5: detected capacity change from 0 to 16 [ 420.443324][ T3213] loop4: detected capacity change from 0 to 16 [ 420.443857][ T3211] loop2: detected capacity change from 0 to 16 [ 420.450483][ T3213] FAULT_INJECTION: forcing a failure. [ 420.450483][ T3213] name failslab, interval 1, probability 0, space 0, times 0 [ 420.456251][ T3210] FAULT_INJECTION: forcing a failure. [ 420.456251][ T3210] name failslab, interval 1, probability 0, space 0, times 0 [ 420.468829][ T3213] CPU: 1 PID: 3213 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 420.482807][ T3211] FAULT_INJECTION: forcing a failure. [ 420.482807][ T3211] name failslab, interval 1, probability 0, space 0, times 0 [ 420.492116][ T3213] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 420.492128][ T3213] Call Trace: [ 420.492134][ T3213] [ 420.492139][ T3213] dump_stack_lvl+0x151/0x1b7 [ 420.492161][ T3213] ? bfq_pos_tree_add_move+0x43e/0x43e [ 420.531070][ T3213] dump_stack+0x15/0x17 [ 420.536279][ T3213] should_fail+0x3c0/0x510 [ 420.540702][ T3213] __should_failslab+0x9f/0xe0 [ 420.545465][ T3213] should_failslab+0x9/0x20 [ 420.550059][ T3213] kmem_cache_alloc+0x4f/0x2f0 [ 420.554820][ T3213] ? from_kuid_munged+0x7b0/0x7b0 [ 420.559851][ T3213] ? security_inode_alloc+0x29/0x140 [ 420.565126][ T3213] security_inode_alloc+0x29/0x140 [ 420.570313][ T3213] inode_init_always+0x749/0x9b0 [ 420.575246][ T3213] ? _erofs_info+0x190/0x190 [ 420.579915][ T3213] new_inode_pseudo+0x93/0x220 [ 420.584669][ T3213] new_inode+0x28/0x1c0 [ 420.588810][ T3213] ? _raw_spin_unlock+0x4d/0x70 [ 420.593654][ T3213] ? erofs_shrinker_register+0xfb/0x110 [ 420.599186][ T3213] erofs_fc_fill_super+0x867/0x1180 [ 420.604391][ T3213] get_tree_bdev+0x417/0x640 [ 420.608969][ T3213] ? erofs_release_device_info+0x90/0x90 [ 420.614588][ T3213] erofs_fc_get_tree+0x1c/0x20 [ 420.619336][ T3213] vfs_get_tree+0x88/0x290 [ 420.623742][ T3213] do_new_mount+0x289/0xad0 [ 420.628232][ T3213] ? do_move_mount_old+0x160/0x160 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 420.633332][ T3213] ? security_capable+0xb2/0xd0 [ 420.638283][ T3213] ? ns_capable+0x8a/0xf0 [ 420.642632][ T3213] path_mount+0x60b/0x1050 [ 420.647059][ T3213] __se_sys_mount+0x2d2/0x3c0 [ 420.651728][ T3213] ? __x64_sys_mount+0xd0/0xd0 [ 420.656481][ T3213] __x64_sys_mount+0xbf/0xd0 [ 420.661060][ T3213] do_syscall_64+0x44/0xd0 [ 420.665463][ T3213] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 420.671443][ T3213] RIP: 0033:0x7f211b962c9a [ 420.675859][ T3213] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 420.695450][ T3213] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 420.703851][ T3213] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 420.711809][ T3213] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 420.720115][ T3213] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 420.728073][ T3213] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 420.736118][ T3213] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 420.744280][ T3213] [ 420.747285][ T3210] CPU: 0 PID: 3210 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 420.758042][ T3210] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 420.768091][ T3210] Call Trace: [ 420.771364][ T3210] [ 420.774283][ T3210] dump_stack_lvl+0x151/0x1b7 [ 420.778950][ T3210] ? bfq_pos_tree_add_move+0x43e/0x43e [ 420.784394][ T3210] dump_stack+0x15/0x17 [ 420.788531][ T3210] should_fail+0x3c0/0x510 [ 420.792930][ T3210] __should_failslab+0x9f/0xe0 [ 420.797737][ T3210] should_failslab+0x9/0x20 [ 420.802242][ T3210] kmem_cache_alloc+0x4f/0x2f0 [ 420.807014][ T3210] ? from_kuid_munged+0x7b0/0x7b0 [ 420.812035][ T3210] ? security_inode_alloc+0x29/0x140 [ 420.817304][ T3210] security_inode_alloc+0x29/0x140 [ 420.822488][ T3210] inode_init_always+0x749/0x9b0 [ 420.827405][ T3210] ? _erofs_info+0x190/0x190 [ 420.831976][ T3210] new_inode_pseudo+0x93/0x220 [ 420.836722][ T3210] new_inode+0x28/0x1c0 [ 420.840859][ T3210] ? _raw_spin_unlock+0x4d/0x70 [ 420.845694][ T3210] ? erofs_shrinker_register+0xfb/0x110 [ 420.851224][ T3210] erofs_fc_fill_super+0x867/0x1180 [ 420.856432][ T3210] get_tree_bdev+0x417/0x640 [ 420.861002][ T3210] ? erofs_release_device_info+0x90/0x90 [ 420.866618][ T3210] erofs_fc_get_tree+0x1c/0x20 [ 420.871369][ T3210] vfs_get_tree+0x88/0x290 [ 420.875769][ T3210] do_new_mount+0x289/0xad0 [ 420.880255][ T3210] ? do_move_mount_old+0x160/0x160 [ 420.885360][ T3210] ? security_capable+0xb2/0xd0 [ 420.890216][ T3210] ? ns_capable+0x8a/0xf0 [ 420.894534][ T3210] path_mount+0x60b/0x1050 [ 420.899024][ T3210] __se_sys_mount+0x2d2/0x3c0 [ 420.903771][ T3210] ? __x64_sys_mount+0xd0/0xd0 [ 420.908518][ T3210] __x64_sys_mount+0xbf/0xd0 [ 420.913092][ T3210] do_syscall_64+0x44/0xd0 [ 420.917491][ T3210] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 420.923366][ T3210] RIP: 0033:0x7f211b962c9a [ 420.927786][ T3210] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 420.947376][ T3210] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 420.955770][ T3210] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 420.963723][ T3210] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 420.971684][ T3210] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 420.979634][ T3210] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 420.987589][ T3210] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 420.995544][ T3210] [ 420.999005][ T3211] CPU: 1 PID: 3211 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 421.009778][ T3211] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 421.019833][ T3211] Call Trace: [ 421.023097][ T3211] [ 421.026011][ T3211] dump_stack_lvl+0x151/0x1b7 [ 421.030675][ T3211] ? bfq_pos_tree_add_move+0x43e/0x43e [ 421.036113][ T3211] ? get_tree_bdev+0x417/0x640 [ 421.040857][ T3211] ? vfs_get_tree+0x88/0x290 [ 421.045430][ T3211] ? do_new_mount+0x289/0xad0 [ 421.051129][ T3211] ? path_mount+0x60b/0x1050 [ 421.055705][ T3211] ? __x64_sys_mount+0xbf/0xd0 [ 421.060450][ T3211] ? do_syscall_64+0x44/0xd0 [ 421.065020][ T3211] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 421.071098][ T3211] dump_stack+0x15/0x17 [ 421.075241][ T3211] should_fail+0x3c0/0x510 [ 421.079660][ T3211] ? kvasprintf_const+0x139/0x180 [ 421.084665][ T3211] __should_failslab+0x9f/0xe0 [ 421.089409][ T3211] should_failslab+0x9/0x20 [ 421.093944][ T3211] __kmalloc_track_caller+0x6c/0x350 [ 421.099209][ T3211] kstrdup_const+0x55/0x90 [ 421.103618][ T3211] kvasprintf_const+0x139/0x180 [ 421.108631][ T3211] kobject_set_name_vargs+0x61/0x120 [ 421.114031][ T3211] kobject_init_and_add+0xdb/0x190 [ 421.119146][ T3211] ? __kasan_check_write+0x14/0x20 [ 421.124251][ T3211] ? kobject_add+0x210/0x210 [ 421.128833][ T3211] ? inode_init_always+0x760/0x9b0 [ 421.134278][ T3211] ? _raw_spin_unlock+0x4d/0x70 [ 421.139577][ T3211] ? _raw_spin_unlock+0x4d/0x70 [ 421.144516][ T3211] erofs_register_sysfs+0xd1/0x130 [ 421.149633][ T3211] erofs_fc_fill_super+0x95c/0x1180 [ 421.154825][ T3211] get_tree_bdev+0x417/0x640 [ 421.159503][ T3211] ? erofs_release_device_info+0x90/0x90 [ 421.165128][ T3211] erofs_fc_get_tree+0x1c/0x20 [ 421.170144][ T3211] vfs_get_tree+0x88/0x290 [ 421.174542][ T3211] do_new_mount+0x289/0xad0 [ 421.179028][ T3211] ? do_move_mount_old+0x160/0x160 [ 421.184117][ T3211] ? security_capable+0xb2/0xd0 [ 421.188949][ T3211] ? ns_capable+0x8a/0xf0 [ 421.193260][ T3211] path_mount+0x60b/0x1050 [ 421.197750][ T3211] __se_sys_mount+0x2d2/0x3c0 [ 421.202409][ T3211] ? __x64_sys_mount+0xd0/0xd0 [ 421.207154][ T3211] __x64_sys_mount+0xbf/0xd0 [ 421.212072][ T3211] do_syscall_64+0x44/0xd0 [ 421.216485][ T3211] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 421.222375][ T3211] RIP: 0033:0x7f211b962c9a [ 421.226869][ T3211] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 421.246453][ T3211] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 421.254940][ T3211] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 421.263188][ T3211] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 421.271153][ T3211] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 421.279105][ T3211] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 421.287231][ T3211] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 421.295196][ T3211] [ 421.298338][ T3211] kobject: can not set name properly! [ 421.305242][ T3215] loop3: detected capacity change from 0 to 16 [ 421.311900][ T3215] FAULT_INJECTION: forcing a failure. [ 421.311900][ T3215] name failslab, interval 1, probability 0, space 0, times 0 [ 421.324769][ T3215] CPU: 1 PID: 3215 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 421.336224][ T3215] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 421.346309][ T3215] Call Trace: [ 421.349579][ T3215] [ 421.352492][ T3215] dump_stack_lvl+0x151/0x1b7 [ 421.357167][ T3215] ? bfq_pos_tree_add_move+0x43e/0x43e [ 421.362697][ T3215] ? get_tree_bdev+0x417/0x640 [ 421.367446][ T3215] ? vfs_get_tree+0x88/0x290 [ 421.372030][ T3215] ? do_new_mount+0x289/0xad0 [ 421.376895][ T3215] ? path_mount+0x60b/0x1050 [ 421.381511][ T3215] ? __x64_sys_mount+0xbf/0xd0 [ 421.386279][ T3215] ? do_syscall_64+0x44/0xd0 [ 421.390872][ T3215] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 421.397036][ T3215] dump_stack+0x15/0x17 [ 421.401349][ T3215] should_fail+0x3c0/0x510 [ 421.405760][ T3215] ? kvasprintf_const+0x139/0x180 [ 421.410766][ T3215] __should_failslab+0x9f/0xe0 [ 421.415513][ T3215] should_failslab+0x9/0x20 [ 421.419995][ T3215] __kmalloc_track_caller+0x6c/0x350 [ 421.425263][ T3215] kstrdup_const+0x55/0x90 [ 421.429761][ T3215] kvasprintf_const+0x139/0x180 [ 421.434734][ T3215] kobject_set_name_vargs+0x61/0x120 [ 421.440185][ T3215] kobject_init_and_add+0xdb/0x190 [ 421.445457][ T3215] ? __kasan_check_write+0x14/0x20 [ 421.450559][ T3215] ? kobject_add+0x210/0x210 [ 421.455402][ T3215] ? inode_init_always+0x760/0x9b0 [ 421.460512][ T3215] ? _raw_spin_unlock+0x4d/0x70 [ 421.465362][ T3215] ? _raw_spin_unlock+0x4d/0x70 [ 421.470193][ T3215] erofs_register_sysfs+0xd1/0x130 [ 421.475285][ T3215] erofs_fc_fill_super+0x95c/0x1180 [ 421.480463][ T3215] get_tree_bdev+0x417/0x640 [ 421.485034][ T3215] ? erofs_release_device_info+0x90/0x90 [ 421.490822][ T3215] erofs_fc_get_tree+0x1c/0x20 [ 421.495575][ T3215] vfs_get_tree+0x88/0x290 [ 421.499972][ T3215] do_new_mount+0x289/0xad0 [ 421.504458][ T3215] ? do_move_mount_old+0x160/0x160 [ 421.509553][ T3215] ? security_capable+0xb2/0xd0 [ 421.514388][ T3215] ? ns_capable+0x8a/0xf0 [ 421.518698][ T3215] path_mount+0x60b/0x1050 [ 421.523186][ T3215] __se_sys_mount+0x2d2/0x3c0 [ 421.527842][ T3215] ? __x64_sys_mount+0xd0/0xd0 [ 421.532597][ T3215] __x64_sys_mount+0xbf/0xd0 [ 421.537255][ T3215] do_syscall_64+0x44/0xd0 [ 421.541651][ T3215] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 421.547524][ T3215] RIP: 0033:0x7f211b962c9a [ 421.551920][ T3215] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 421.571507][ T3215] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 421.579916][ T3215] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 421.587872][ T3215] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 421.595820][ T3215] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 421.604115][ T3215] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 421.612064][ T3215] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 421.620190][ T3215] [ 421.625583][ T3215] kobject: can not set name properly! [ 421.631021][ T3217] loop1: detected capacity change from 0 to 16 [ 421.636496][ T3219] loop4: detected capacity change from 0 to 16 [ 421.638888][ T3217] FAULT_INJECTION: forcing a failure. [ 421.638888][ T3217] name failslab, interval 1, probability 0, space 0, times 0 [ 421.647846][ T3221] loop0: detected capacity change from 0 to 16 [ 421.656558][ T3217] CPU: 0 PID: 3217 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 421.662367][ T3219] FAULT_INJECTION: forcing a failure. [ 421.662367][ T3219] name failslab, interval 1, probability 0, space 0, times 0 [ 421.673005][ T3217] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 421.673017][ T3217] Call Trace: [ 421.673022][ T3217] [ 421.673027][ T3217] dump_stack_lvl+0x151/0x1b7 [ 421.673047][ T3217] ? bfq_pos_tree_add_move+0x43e/0x43e [ 421.673065][ T3217] dump_stack+0x15/0x17 [ 421.673079][ T3217] should_fail+0x3c0/0x510 [ 421.673098][ T3217] __should_failslab+0x9f/0xe0 [ 421.673115][ T3217] should_failslab+0x9/0x20 [ 421.730114][ T3217] kmem_cache_alloc+0x4f/0x2f0 [ 421.734874][ T3217] ? from_kuid_munged+0x7b0/0x7b0 [ 421.739878][ T3217] ? security_inode_alloc+0x29/0x140 [ 421.745515][ T3217] security_inode_alloc+0x29/0x140 [ 421.750695][ T3217] inode_init_always+0x749/0x9b0 [ 421.755699][ T3217] ? _erofs_info+0x190/0x190 [ 421.760268][ T3217] new_inode_pseudo+0x93/0x220 [ 421.765014][ T3217] new_inode+0x28/0x1c0 [ 421.769422][ T3217] ? _raw_spin_unlock+0x4d/0x70 [ 421.774442][ T3217] ? erofs_shrinker_register+0xfb/0x110 [ 421.779992][ T3217] erofs_fc_fill_super+0x867/0x1180 [ 421.785431][ T3217] get_tree_bdev+0x417/0x640 [ 421.790018][ T3217] ? erofs_release_device_info+0x90/0x90 [ 421.795806][ T3217] erofs_fc_get_tree+0x1c/0x20 [ 421.800782][ T3217] vfs_get_tree+0x88/0x290 [ 421.805229][ T3217] do_new_mount+0x289/0xad0 [ 421.809720][ T3217] ? do_move_mount_old+0x160/0x160 [ 421.814816][ T3217] ? security_capable+0xb2/0xd0 [ 421.819911][ T3217] ? ns_capable+0x8a/0xf0 [ 421.824221][ T3217] path_mount+0x60b/0x1050 [ 421.828715][ T3217] __se_sys_mount+0x2d2/0x3c0 [ 421.833375][ T3217] ? __x64_sys_mount+0xd0/0xd0 [ 421.838116][ T3217] ? vfs_mkdir+0x580/0x580 [ 421.842516][ T3217] __x64_sys_mount+0xbf/0xd0 [ 421.847086][ T3217] do_syscall_64+0x44/0xd0 [ 421.851480][ T3217] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 421.857356][ T3217] RIP: 0033:0x7f211b962c9a [ 421.861753][ T3217] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 421.881337][ T3217] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 421.889762][ T3217] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 421.897816][ T3217] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 421.905870][ T3217] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 421.914362][ T3217] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 421.922418][ T3217] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 421.930379][ T3217] [ 421.933798][ T3219] CPU: 1 PID: 3219 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 421.944582][ T3219] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 421.954653][ T3219] Call Trace: [ 421.957919][ T3219] [ 421.960831][ T3219] dump_stack_lvl+0x151/0x1b7 [ 421.965665][ T3219] ? bfq_pos_tree_add_move+0x43e/0x43e [ 421.971103][ T3219] ? get_tree_bdev+0x417/0x640 [ 421.975854][ T3219] ? vfs_get_tree+0x88/0x290 [ 421.980682][ T3219] ? do_new_mount+0x289/0xad0 [ 421.985341][ T3219] ? path_mount+0x60b/0x1050 [ 421.989916][ T3219] ? __x64_sys_mount+0xbf/0xd0 [ 421.994692][ T3219] ? do_syscall_64+0x44/0xd0 [ 421.999284][ T3219] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 422.005346][ T3219] dump_stack+0x15/0x17 [ 422.009500][ T3219] should_fail+0x3c0/0x510 [ 422.013902][ T3219] ? kvasprintf_const+0x139/0x180 [ 422.018912][ T3219] __should_failslab+0x9f/0xe0 [ 422.023659][ T3219] should_failslab+0x9/0x20 [ 422.028144][ T3219] __kmalloc_track_caller+0x6c/0x350 [ 422.033872][ T3219] kstrdup_const+0x55/0x90 [ 422.038283][ T3219] kvasprintf_const+0x139/0x180 [ 422.043115][ T3219] kobject_set_name_vargs+0x61/0x120 [ 422.048383][ T3219] kobject_init_and_add+0xdb/0x190 [ 422.053473][ T3219] ? __kasan_check_write+0x14/0x20 [ 422.058565][ T3219] ? kobject_add+0x210/0x210 [ 422.063226][ T3219] ? inode_init_always+0x760/0x9b0 [ 422.068318][ T3219] ? _raw_spin_unlock+0x4d/0x70 [ 422.073149][ T3219] ? _raw_spin_unlock+0x4d/0x70 [ 422.077979][ T3219] erofs_register_sysfs+0xd1/0x130 [ 422.083268][ T3219] erofs_fc_fill_super+0x95c/0x1180 [ 422.088446][ T3219] get_tree_bdev+0x417/0x640 [ 422.093027][ T3219] ? erofs_release_device_info+0x90/0x90 [ 422.098642][ T3219] erofs_fc_get_tree+0x1c/0x20 [ 422.103383][ T3219] vfs_get_tree+0x88/0x290 [ 422.107790][ T3219] do_new_mount+0x289/0xad0 [ 422.112275][ T3219] ? do_move_mount_old+0x160/0x160 [ 422.117367][ T3219] ? security_capable+0xb2/0xd0 [ 422.122196][ T3219] ? ns_capable+0x8a/0xf0 [ 422.126506][ T3219] path_mount+0x60b/0x1050 [ 422.130935][ T3219] __se_sys_mount+0x2d2/0x3c0 [ 422.135907][ T3219] ? __x64_sys_mount+0xd0/0xd0 [ 422.140672][ T3219] __x64_sys_mount+0xbf/0xd0 [ 422.145438][ T3219] do_syscall_64+0x44/0xd0 [ 422.149940][ T3219] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 422.156194][ T3219] RIP: 0033:0x7f211b962c9a [ 422.161054][ T3219] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 422.181287][ T3219] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 422.189799][ T3219] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 422.197751][ T3219] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 422.205729][ T3219] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 422.213681][ T3219] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 422.221646][ T3219] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 422.229638][ T3219] [ 422.235839][ T3219] kobject: can not set name properly! [ 422.239175][ T3223] loop3: detected capacity change from 0 to 16 [ 422.243493][ T3221] FAULT_INJECTION: forcing a failure. [ 422.243493][ T3221] name failslab, interval 1, probability 0, space 0, times 0 [ 422.252002][ T3225] loop5: detected capacity change from 0 to 16 [ 422.260498][ T3221] CPU: 0 PID: 3221 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 422.266788][ T3223] FAULT_INJECTION: forcing a failure. [ 422.266788][ T3223] name failslab, interval 1, probability 0, space 0, times 0 [ 422.277207][ T3221] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 422.277221][ T3221] Call Trace: [ 422.277227][ T3221] [ 422.277234][ T3221] dump_stack_lvl+0x151/0x1b7 [ 422.277257][ T3221] ? bfq_pos_tree_add_move+0x43e/0x43e [ 422.277273][ T3221] dump_stack+0x15/0x17 [ 422.320671][ T3221] should_fail+0x3c0/0x510 [ 422.325188][ T3221] __should_failslab+0x9f/0xe0 [ 422.329941][ T3221] should_failslab+0x9/0x20 [ 422.334429][ T3221] kmem_cache_alloc+0x4f/0x2f0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 422.339352][ T3221] ? from_kuid_munged+0x7b0/0x7b0 [ 422.344366][ T3221] ? security_inode_alloc+0x29/0x140 [ 422.349726][ T3221] security_inode_alloc+0x29/0x140 [ 422.355712][ T3221] inode_init_always+0x749/0x9b0 [ 422.360633][ T3221] ? _erofs_info+0x190/0x190 [ 422.365214][ T3221] new_inode_pseudo+0x93/0x220 [ 422.369985][ T3221] new_inode+0x28/0x1c0 [ 422.374126][ T3221] ? _raw_spin_unlock+0x4d/0x70 [ 422.378985][ T3221] ? erofs_shrinker_register+0xfb/0x110 [ 422.384538][ T3221] erofs_fc_fill_super+0x867/0x1180 [ 422.389746][ T3221] get_tree_bdev+0x417/0x640 [ 422.394378][ T3221] ? erofs_release_device_info+0x90/0x90 [ 422.400000][ T3221] erofs_fc_get_tree+0x1c/0x20 [ 422.404753][ T3221] vfs_get_tree+0x88/0x290 [ 422.405361][ T3225] FAULT_INJECTION: forcing a failure. [ 422.405361][ T3225] name failslab, interval 1, probability 0, space 0, times 0 [ 422.409165][ T3221] do_new_mount+0x289/0xad0 [ 422.409188][ T3221] ? do_move_mount_old+0x160/0x160 [ 422.431422][ T3221] ? security_capable+0xb2/0xd0 [ 422.436282][ T3221] ? ns_capable+0x8a/0xf0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 422.440604][ T3221] path_mount+0x60b/0x1050 [ 422.445197][ T3221] __se_sys_mount+0x2d2/0x3c0 [ 422.449876][ T3221] ? __x64_sys_mount+0xd0/0xd0 [ 422.454640][ T3221] __x64_sys_mount+0xbf/0xd0 [ 422.459235][ T3221] do_syscall_64+0x44/0xd0 [ 422.463649][ T3221] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 422.469540][ T3221] RIP: 0033:0x7f211b962c9a [ 422.474033][ T3221] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 422.493628][ T3221] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 422.502124][ T3221] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 422.510123][ T3221] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 422.518375][ T3221] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 422.526333][ T3221] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 422.534290][ T3221] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 422.542252][ T3221] [ 422.545265][ T3225] CPU: 1 PID: 3225 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 422.547733][ T3227] loop2: detected capacity change from 0 to 16 [ 422.556020][ T3225] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 422.556032][ T3225] Call Trace: [ 422.556037][ T3225] [ 422.556042][ T3225] dump_stack_lvl+0x151/0x1b7 [ 422.562925][ T3227] FAULT_INJECTION: forcing a failure. [ 422.562925][ T3227] name failslab, interval 1, probability 0, space 0, times 0 [ 422.572222][ T3225] ? bfq_pos_tree_add_move+0x43e/0x43e [ 422.572244][ T3225] ? get_tree_bdev+0x417/0x640 [ 422.572258][ T3225] ? vfs_get_tree+0x88/0x290 [ 422.572272][ T3225] ? do_new_mount+0x289/0xad0 [ 422.615079][ T3225] ? path_mount+0x60b/0x1050 [ 422.619663][ T3225] ? __x64_sys_mount+0xbf/0xd0 [ 422.624412][ T3225] ? do_syscall_64+0x44/0xd0 [ 422.628991][ T3225] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 422.635494][ T3225] dump_stack+0x15/0x17 [ 422.639632][ T3225] should_fail+0x3c0/0x510 [ 422.644112][ T3225] ? kvasprintf_const+0x139/0x180 [ 422.649124][ T3225] __should_failslab+0x9f/0xe0 [ 422.653894][ T3225] should_failslab+0x9/0x20 [ 422.658406][ T3225] __kmalloc_track_caller+0x6c/0x350 [ 422.663689][ T3225] kstrdup_const+0x55/0x90 [ 422.668095][ T3225] kvasprintf_const+0x139/0x180 [ 422.672935][ T3225] kobject_set_name_vargs+0x61/0x120 [ 422.678206][ T3225] kobject_init_and_add+0xdb/0x190 [ 422.683310][ T3225] ? __kasan_check_write+0x14/0x20 [ 422.688408][ T3225] ? kobject_add+0x210/0x210 [ 422.692983][ T3225] ? inode_init_always+0x760/0x9b0 [ 422.698078][ T3225] ? _raw_spin_unlock+0x4d/0x70 [ 422.702927][ T3225] ? _raw_spin_unlock+0x4d/0x70 [ 422.707787][ T3225] erofs_register_sysfs+0xd1/0x130 [ 422.712895][ T3225] erofs_fc_fill_super+0x95c/0x1180 [ 422.718083][ T3225] get_tree_bdev+0x417/0x640 [ 422.722857][ T3225] ? erofs_release_device_info+0x90/0x90 [ 422.728494][ T3225] erofs_fc_get_tree+0x1c/0x20 [ 422.733254][ T3225] vfs_get_tree+0x88/0x290 [ 422.737658][ T3225] do_new_mount+0x289/0xad0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 422.742147][ T3225] ? do_move_mount_old+0x160/0x160 [ 422.747247][ T3225] ? security_capable+0xb2/0xd0 [ 422.752085][ T3225] ? ns_capable+0x8a/0xf0 [ 422.756403][ T3225] path_mount+0x60b/0x1050 [ 422.760817][ T3225] __se_sys_mount+0x2d2/0x3c0 [ 422.765845][ T3225] ? __x64_sys_mount+0xd0/0xd0 [ 422.771140][ T3225] __x64_sys_mount+0xbf/0xd0 [ 422.775724][ T3225] do_syscall_64+0x44/0xd0 [ 422.780310][ T3225] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 422.786211][ T3225] RIP: 0033:0x7f211b962c9a [ 422.790625][ T3225] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 422.810217][ T3225] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 422.818629][ T3225] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 422.826581][ T3225] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 422.834534][ T3225] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 422.842496][ T3225] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 422.850445][ T3225] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 422.858413][ T3225] [ 422.861578][ T3223] CPU: 1 PID: 3223 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 422.872521][ T3223] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 422.882583][ T3223] Call Trace: [ 422.885841][ T3223] [ 422.888752][ T3223] dump_stack_lvl+0x151/0x1b7 [ 422.893417][ T3223] ? bfq_pos_tree_add_move+0x43e/0x43e [ 422.898883][ T3223] ? get_tree_bdev+0x417/0x640 [ 422.903625][ T3223] ? vfs_get_tree+0x88/0x290 [ 422.908283][ T3223] ? do_new_mount+0x289/0xad0 [ 422.913037][ T3223] ? path_mount+0x60b/0x1050 [ 422.917911][ T3223] ? __x64_sys_mount+0xbf/0xd0 [ 422.922678][ T3223] ? do_syscall_64+0x44/0xd0 [ 422.927263][ T3223] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 422.933329][ T3223] dump_stack+0x15/0x17 [ 422.937490][ T3223] should_fail+0x3c0/0x510 [ 422.941895][ T3223] ? kvasprintf_const+0x139/0x180 [ 422.946920][ T3223] __should_failslab+0x9f/0xe0 [ 422.951662][ T3223] should_failslab+0x9/0x20 [ 422.956155][ T3223] __kmalloc_track_caller+0x6c/0x350 [ 422.961431][ T3223] kstrdup_const+0x55/0x90 [ 422.965830][ T3223] kvasprintf_const+0x139/0x180 [ 422.970670][ T3223] kobject_set_name_vargs+0x61/0x120 [ 422.976020][ T3223] kobject_init_and_add+0xdb/0x190 [ 422.981110][ T3223] ? __kasan_check_write+0x14/0x20 [ 422.986201][ T3223] ? kobject_add+0x210/0x210 [ 422.990771][ T3223] ? inode_init_always+0x760/0x9b0 [ 422.995995][ T3223] ? _raw_spin_unlock+0x4d/0x70 [ 423.000859][ T3223] ? _raw_spin_unlock+0x4d/0x70 [ 423.005690][ T3223] erofs_register_sysfs+0xd1/0x130 [ 423.010783][ T3223] erofs_fc_fill_super+0x95c/0x1180 [ 423.015982][ T3223] get_tree_bdev+0x417/0x640 [ 423.020550][ T3223] ? erofs_release_device_info+0x90/0x90 [ 423.026162][ T3223] erofs_fc_get_tree+0x1c/0x20 [ 423.030991][ T3223] vfs_get_tree+0x88/0x290 [ 423.035398][ T3223] do_new_mount+0x289/0xad0 [ 423.039881][ T3223] ? do_move_mount_old+0x160/0x160 [ 423.044994][ T3223] ? security_capable+0xb2/0xd0 [ 423.049910][ T3223] ? ns_capable+0x8a/0xf0 [ 423.054223][ T3223] path_mount+0x60b/0x1050 [ 423.058708][ T3223] __se_sys_mount+0x2d2/0x3c0 [ 423.063468][ T3223] ? __x64_sys_mount+0xd0/0xd0 [ 423.068222][ T3223] __x64_sys_mount+0xbf/0xd0 [ 423.072794][ T3223] do_syscall_64+0x44/0xd0 [ 423.077201][ T3223] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 423.083080][ T3223] RIP: 0033:0x7f211b962c9a [ 423.087474][ T3223] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 423.107056][ T3223] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 423.115455][ T3223] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 423.123587][ T3223] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 423.131541][ T3223] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 423.139509][ T3223] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 423.147457][ T3223] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 423.155409][ T3223] [ 423.159016][ T3223] kobject: can not set name properly! [ 423.161033][ T3227] CPU: 0 PID: 3227 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 423.168621][ T3229] loop1: detected capacity change from 0 to 16 [ 423.175203][ T3227] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 423.175215][ T3227] Call Trace: [ 423.175220][ T3227] [ 423.175226][ T3227] dump_stack_lvl+0x151/0x1b7 [ 423.175248][ T3227] ? bfq_pos_tree_add_move+0x43e/0x43e [ 423.175263][ T3227] ? get_tree_bdev+0x417/0x640 [ 423.183500][ T3225] kobject: can not set name properly! [ 423.192141][ T3227] ? vfs_get_tree+0x88/0x290 [ 423.192164][ T3227] ? do_new_mount+0x289/0xad0 [ 423.192180][ T3227] ? path_mount+0x60b/0x1050 [ 423.192195][ T3227] ? __x64_sys_mount+0xbf/0xd0 [ 423.192211][ T3227] ? do_syscall_64+0x44/0xd0 [ 423.242129][ T3227] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 423.248188][ T3227] dump_stack+0x15/0x17 [ 423.252530][ T3227] should_fail+0x3c0/0x510 [ 423.256939][ T3227] ? kvasprintf_const+0x139/0x180 [ 423.261964][ T3227] __should_failslab+0x9f/0xe0 [ 423.266752][ T3227] should_failslab+0x9/0x20 [ 423.271340][ T3227] __kmalloc_track_caller+0x6c/0x350 [ 423.276622][ T3227] kstrdup_const+0x55/0x90 [ 423.281113][ T3227] kvasprintf_const+0x139/0x180 [ 423.285953][ T3227] kobject_set_name_vargs+0x61/0x120 [ 423.291217][ T3227] kobject_init_and_add+0xdb/0x190 [ 423.296304][ T3227] ? __kasan_check_write+0x14/0x20 [ 423.301423][ T3227] ? kobject_add+0x210/0x210 [ 423.305989][ T3227] ? inode_init_always+0x760/0x9b0 [ 423.311339][ T3227] ? _raw_spin_unlock+0x4d/0x70 [ 423.316173][ T3227] ? _raw_spin_unlock+0x4d/0x70 [ 423.321002][ T3227] erofs_register_sysfs+0xd1/0x130 [ 423.326092][ T3227] erofs_fc_fill_super+0x95c/0x1180 [ 423.331356][ T3227] get_tree_bdev+0x417/0x640 [ 423.335927][ T3227] ? erofs_release_device_info+0x90/0x90 [ 423.341538][ T3227] erofs_fc_get_tree+0x1c/0x20 [ 423.346277][ T3227] vfs_get_tree+0x88/0x290 [ 423.350675][ T3227] do_new_mount+0x289/0xad0 [ 423.355174][ T3227] ? do_move_mount_old+0x160/0x160 [ 423.360280][ T3227] ? security_capable+0xb2/0xd0 [ 423.365136][ T3227] ? ns_capable+0x8a/0xf0 [ 423.369460][ T3227] path_mount+0x60b/0x1050 [ 423.373872][ T3227] __se_sys_mount+0x2d2/0x3c0 [ 423.378544][ T3227] ? __x64_sys_mount+0xd0/0xd0 [ 423.383317][ T3227] __x64_sys_mount+0xbf/0xd0 [ 423.387906][ T3227] do_syscall_64+0x44/0xd0 [ 423.392316][ T3227] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 423.398287][ T3227] RIP: 0033:0x7f211b962c9a [ 423.402698][ T3227] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 423.422455][ T3227] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 423.430848][ T3227] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 423.438819][ T3227] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 423.446783][ T3227] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 423.454993][ T3227] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 423.462944][ T3227] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 423.470897][ T3227] [ 423.476629][ T3229] FAULT_INJECTION: forcing a failure. [ 423.476629][ T3229] name failslab, interval 1, probability 0, space 0, times 0 [ 423.489554][ T3227] kobject: can not set name properly! [ 423.489804][ T3229] CPU: 1 PID: 3229 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 423.505847][ T3229] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 423.515917][ T3229] Call Trace: [ 423.519199][ T3229] [ 423.522130][ T3229] dump_stack_lvl+0x151/0x1b7 [ 423.526846][ T3229] ? bfq_pos_tree_add_move+0x43e/0x43e [ 423.532311][ T3229] ? get_tree_bdev+0x417/0x640 [ 423.537066][ T3229] ? vfs_get_tree+0x88/0x290 [ 423.541663][ T3229] ? do_new_mount+0x289/0xad0 [ 423.546335][ T3229] ? path_mount+0x60b/0x1050 [ 423.550923][ T3229] ? __x64_sys_mount+0xbf/0xd0 [ 423.555671][ T3229] ? do_syscall_64+0x44/0xd0 [ 423.560255][ T3229] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 423.566495][ T3229] dump_stack+0x15/0x17 [ 423.570643][ T3229] should_fail+0x3c0/0x510 [ 423.575244][ T3229] ? kvasprintf_const+0x139/0x180 [ 423.580362][ T3229] __should_failslab+0x9f/0xe0 [ 423.585116][ T3229] should_failslab+0x9/0x20 [ 423.589603][ T3229] __kmalloc_track_caller+0x6c/0x350 [ 423.594878][ T3229] kstrdup_const+0x55/0x90 [ 423.599279][ T3229] kvasprintf_const+0x139/0x180 [ 423.604209][ T3229] kobject_set_name_vargs+0x61/0x120 [ 423.609500][ T3229] kobject_init_and_add+0xdb/0x190 [ 423.615517][ T3229] ? __kasan_check_write+0x14/0x20 [ 423.620639][ T3229] ? kobject_add+0x210/0x210 [ 423.625229][ T3229] ? inode_init_always+0x760/0x9b0 [ 423.630324][ T3229] ? _raw_spin_unlock+0x4d/0x70 [ 423.635736][ T3229] ? _raw_spin_unlock+0x4d/0x70 [ 423.640596][ T3229] erofs_register_sysfs+0xd1/0x130 [ 423.645804][ T3229] erofs_fc_fill_super+0x95c/0x1180 [ 423.650987][ T3229] get_tree_bdev+0x417/0x640 [ 423.655566][ T3229] ? erofs_release_device_info+0x90/0x90 [ 423.661206][ T3229] erofs_fc_get_tree+0x1c/0x20 [ 423.666220][ T3229] vfs_get_tree+0x88/0x290 [ 423.670632][ T3229] do_new_mount+0x289/0xad0 [ 423.675130][ T3229] ? do_move_mount_old+0x160/0x160 [ 423.680627][ T3229] ? security_capable+0xb2/0xd0 [ 423.686103][ T3229] ? ns_capable+0x8a/0xf0 [ 423.690433][ T3229] path_mount+0x60b/0x1050 [ 423.694852][ T3229] __se_sys_mount+0x2d2/0x3c0 [ 423.699524][ T3229] ? __x64_sys_mount+0xd0/0xd0 [ 423.704283][ T3229] ? vfs_mkdir+0x580/0x580 [ 423.709029][ T3229] __x64_sys_mount+0xbf/0xd0 [ 423.713603][ T3229] do_syscall_64+0x44/0xd0 [ 423.717999][ T3229] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 423.723882][ T3229] RIP: 0033:0x7f211b962c9a [ 423.728722][ T3229] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 423.748757][ T3229] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 423.757326][ T3229] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 423.766267][ T3229] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 423.774478][ T3229] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 423.782515][ T3229] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 423.790463][ T3229] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 423.798430][ T3229] [ 423.802946][ T3231] loop4: detected capacity change from 0 to 16 [ 423.804194][ T3229] kobject: can not set name properly! [ 423.810369][ T3231] FAULT_INJECTION: forcing a failure. [ 423.810369][ T3231] name failslab, interval 1, probability 0, space 0, times 0 [ 423.828124][ T3231] CPU: 0 PID: 3231 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 423.838890][ T3231] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 423.848925][ T3231] Call Trace: [ 423.852446][ T3231] [ 423.855355][ T3231] dump_stack_lvl+0x151/0x1b7 [ 423.860020][ T3231] ? bfq_pos_tree_add_move+0x43e/0x43e [ 423.865453][ T3231] ? get_tree_bdev+0x417/0x640 [ 423.870191][ T3231] ? vfs_get_tree+0x88/0x290 [ 423.874753][ T3231] ? do_new_mount+0x289/0xad0 [ 423.879505][ T3231] ? path_mount+0x60b/0x1050 [ 423.884085][ T3231] ? __x64_sys_mount+0xbf/0xd0 [ 423.888829][ T3231] ? do_syscall_64+0x44/0xd0 [ 423.893395][ T3231] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 423.899436][ T3231] dump_stack+0x15/0x17 [ 423.903575][ T3231] should_fail+0x3c0/0x510 [ 423.907967][ T3231] ? kvasprintf_const+0x139/0x180 [ 423.913054][ T3231] __should_failslab+0x9f/0xe0 [ 423.917794][ T3231] should_failslab+0x9/0x20 [ 423.922438][ T3231] __kmalloc_track_caller+0x6c/0x350 [ 423.927719][ T3231] kstrdup_const+0x55/0x90 [ 423.932134][ T3231] kvasprintf_const+0x139/0x180 [ 423.936968][ T3231] kobject_set_name_vargs+0x61/0x120 [ 423.942231][ T3231] kobject_init_and_add+0xdb/0x190 [ 423.947581][ T3231] ? __kasan_check_write+0x14/0x20 [ 423.952669][ T3231] ? kobject_add+0x210/0x210 [ 423.957295][ T3231] ? inode_init_always+0x760/0x9b0 [ 423.962499][ T3231] ? _raw_spin_unlock+0x4d/0x70 [ 423.967351][ T3231] ? _raw_spin_unlock+0x4d/0x70 [ 423.972451][ T3231] erofs_register_sysfs+0xd1/0x130 [ 423.977543][ T3231] erofs_fc_fill_super+0x95c/0x1180 [ 423.982734][ T3231] get_tree_bdev+0x417/0x640 [ 423.987322][ T3231] ? erofs_release_device_info+0x90/0x90 [ 423.993031][ T3231] erofs_fc_get_tree+0x1c/0x20 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 423.997802][ T3231] vfs_get_tree+0x88/0x290 [ 424.002212][ T3231] do_new_mount+0x289/0xad0 [ 424.006709][ T3231] ? do_move_mount_old+0x160/0x160 [ 424.011806][ T3231] ? security_capable+0xb2/0xd0 [ 424.016813][ T3231] ? ns_capable+0x8a/0xf0 [ 424.021163][ T3231] path_mount+0x60b/0x1050 [ 424.025559][ T3231] __se_sys_mount+0x2d2/0x3c0 [ 424.030652][ T3231] ? __x64_sys_mount+0xd0/0xd0 [ 424.035491][ T3231] __x64_sys_mount+0xbf/0xd0 [ 424.040058][ T3231] do_syscall_64+0x44/0xd0 [ 424.044450][ T3231] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 424.050317][ T3231] RIP: 0033:0x7f211b962c9a [ 424.054797][ T3231] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 424.074415][ T3231] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 424.083085][ T3231] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 424.091040][ T3231] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 424.099001][ T3231] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 424.106960][ T3231] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 424.115019][ T3231] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 424.123066][ T3231] [ 424.126333][ T3231] kobject: can not set name properly! [ 424.137184][ T3233] loop1: detected capacity change from 0 to 16 [ 424.146686][ T3233] FAULT_INJECTION: forcing a failure. [ 424.146686][ T3233] name failslab, interval 1, probability 0, space 0, times 0 [ 424.159898][ T3233] CPU: 1 PID: 3233 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 424.163067][ T3237] loop5: detected capacity change from 0 to 16 [ 424.170669][ T3233] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 424.170681][ T3233] Call Trace: [ 424.170686][ T3233] [ 424.170691][ T3233] dump_stack_lvl+0x151/0x1b7 [ 424.170714][ T3233] ? bfq_pos_tree_add_move+0x43e/0x43e [ 424.177585][ T3237] FAULT_INJECTION: forcing a failure. [ 424.177585][ T3237] name failslab, interval 1, probability 0, space 0, times 0 [ 424.186868][ T3233] dump_stack+0x15/0x17 [ 424.186890][ T3233] should_fail+0x3c0/0x510 [ 424.186907][ T3233] __should_failslab+0x9f/0xe0 [ 424.229373][ T3233] should_failslab+0x9/0x20 [ 424.233864][ T3233] kmem_cache_alloc+0x4f/0x2f0 [ 424.238609][ T3233] ? from_kuid_munged+0x7b0/0x7b0 [ 424.243618][ T3233] ? security_inode_alloc+0x29/0x140 [ 424.248888][ T3233] security_inode_alloc+0x29/0x140 [ 424.253981][ T3233] inode_init_always+0x749/0x9b0 [ 424.258902][ T3233] ? _erofs_info+0x190/0x190 [ 424.263571][ T3233] new_inode_pseudo+0x93/0x220 [ 424.268514][ T3233] new_inode+0x28/0x1c0 [ 424.272662][ T3233] ? _raw_spin_unlock+0x4d/0x70 [ 424.277502][ T3233] ? erofs_shrinker_register+0xfb/0x110 [ 424.283036][ T3233] erofs_fc_fill_super+0x867/0x1180 [ 424.288394][ T3233] get_tree_bdev+0x417/0x640 [ 424.292976][ T3233] ? erofs_release_device_info+0x90/0x90 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 424.298593][ T3233] erofs_fc_get_tree+0x1c/0x20 [ 424.303339][ T3233] vfs_get_tree+0x88/0x290 [ 424.307777][ T3233] do_new_mount+0x289/0xad0 [ 424.312267][ T3233] ? do_move_mount_old+0x160/0x160 [ 424.317387][ T3233] ? security_capable+0xb2/0xd0 [ 424.322240][ T3233] ? ns_capable+0x8a/0xf0 [ 424.326750][ T3233] path_mount+0x60b/0x1050 [ 424.331343][ T3233] __se_sys_mount+0x2d2/0x3c0 [ 424.336024][ T3233] ? __x64_sys_mount+0xd0/0xd0 [ 424.340778][ T3233] __x64_sys_mount+0xbf/0xd0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 424.346673][ T3233] do_syscall_64+0x44/0xd0 [ 424.351086][ T3233] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 424.356984][ T3233] RIP: 0033:0x7f211b962c9a [ 424.361570][ T3233] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 424.381164][ T3233] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 424.389573][ T3233] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 424.397529][ T3233] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 424.405758][ T3233] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 424.413902][ T3233] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 424.421868][ T3233] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 424.429833][ T3233] [ 424.432839][ T3237] CPU: 0 PID: 3237 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 424.443604][ T3237] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 424.453826][ T3237] Call Trace: [ 424.457087][ T3237] [ 424.460016][ T3237] dump_stack_lvl+0x151/0x1b7 [ 424.464679][ T3237] ? bfq_pos_tree_add_move+0x43e/0x43e [ 424.470121][ T3237] dump_stack+0x15/0x17 [ 424.474257][ T3237] should_fail+0x3c0/0x510 [ 424.478925][ T3237] __should_failslab+0x9f/0xe0 [ 424.483676][ T3237] should_failslab+0x9/0x20 [ 424.488161][ T3237] kmem_cache_alloc+0x4f/0x2f0 [ 424.492909][ T3237] ? from_kuid_munged+0x7b0/0x7b0 [ 424.497915][ T3237] ? security_inode_alloc+0x29/0x140 [ 424.503354][ T3237] security_inode_alloc+0x29/0x140 [ 424.508448][ T3237] inode_init_always+0x749/0x9b0 [ 424.513369][ T3237] ? _erofs_info+0x190/0x190 [ 424.517940][ T3237] new_inode_pseudo+0x93/0x220 [ 424.522688][ T3237] new_inode+0x28/0x1c0 [ 424.526829][ T3237] ? _raw_spin_unlock+0x4d/0x70 [ 424.531659][ T3237] ? erofs_shrinker_register+0xfb/0x110 [ 424.537358][ T3237] erofs_fc_fill_super+0x867/0x1180 [ 424.542547][ T3237] get_tree_bdev+0x417/0x640 [ 424.547117][ T3237] ? erofs_release_device_info+0x90/0x90 [ 424.552729][ T3237] erofs_fc_get_tree+0x1c/0x20 [ 424.557475][ T3237] vfs_get_tree+0x88/0x290 [ 424.562000][ T3237] do_new_mount+0x289/0xad0 [ 424.566507][ T3237] ? do_move_mount_old+0x160/0x160 [ 424.571612][ T3237] ? security_capable+0xb2/0xd0 [ 424.576452][ T3237] ? ns_capable+0x8a/0xf0 [ 424.580767][ T3237] path_mount+0x60b/0x1050 [ 424.585169][ T3237] __se_sys_mount+0x2d2/0x3c0 [ 424.589829][ T3237] ? __x64_sys_mount+0xd0/0xd0 [ 424.594575][ T3237] __x64_sys_mount+0xbf/0xd0 [ 424.599148][ T3237] do_syscall_64+0x44/0xd0 [ 424.603546][ T3237] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 424.609426][ T3237] RIP: 0033:0x7f211b962c9a [ 424.613824][ T3237] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 424.633500][ T3237] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 424.641907][ T3237] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 424.649884][ T3237] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 424.657837][ T3237] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 424.665799][ T3237] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 424.673773][ T3237] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 424.681735][ T3237] [ 424.688237][ T3240] loop2: detected capacity change from 0 to 16 [ 424.689277][ T3241] loop3: detected capacity change from 0 to 16 [ 424.695948][ T3240] FAULT_INJECTION: forcing a failure. [ 424.695948][ T3240] name failslab, interval 1, probability 0, space 0, times 0 [ 424.702851][ T3241] FAULT_INJECTION: forcing a failure. [ 424.702851][ T3241] name failslab, interval 1, probability 0, space 0, times 0 [ 424.714293][ T3243] loop0: detected capacity change from 0 to 16 [ 424.731645][ T3241] CPU: 1 PID: 3241 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 424.742843][ T3241] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 424.745776][ T3245] loop4: detected capacity change from 0 to 16 [ 424.752889][ T3241] Call Trace: [ 424.752898][ T3241] [ 424.765290][ T3241] dump_stack_lvl+0x151/0x1b7 [ 424.769983][ T3241] ? bfq_pos_tree_add_move+0x43e/0x43e [ 424.775448][ T3241] ? get_tree_bdev+0x417/0x640 [ 424.780390][ T3241] ? vfs_get_tree+0x88/0x290 [ 424.784983][ T3241] ? do_new_mount+0x289/0xad0 [ 424.789661][ T3241] ? path_mount+0x60b/0x1050 [ 424.794422][ T3241] ? __x64_sys_mount+0xbf/0xd0 [ 424.799187][ T3241] ? do_syscall_64+0x44/0xd0 [ 424.803787][ T3241] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 424.809893][ T3241] dump_stack+0x15/0x17 [ 424.814063][ T3241] should_fail+0x3c0/0x510 [ 424.818481][ T3241] ? kvasprintf_const+0x139/0x180 [ 424.823496][ T3241] __should_failslab+0x9f/0xe0 [ 424.828375][ T3241] should_failslab+0x9/0x20 [ 424.832884][ T3241] __kmalloc_track_caller+0x6c/0x350 [ 424.838167][ T3241] kstrdup_const+0x55/0x90 [ 424.842588][ T3241] kvasprintf_const+0x139/0x180 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 424.847453][ T3241] kobject_set_name_vargs+0x61/0x120 [ 424.852841][ T3241] kobject_init_and_add+0xdb/0x190 [ 424.858133][ T3241] ? __kasan_check_write+0x14/0x20 [ 424.863233][ T3241] ? kobject_add+0x210/0x210 [ 424.867897][ T3241] ? inode_init_always+0x760/0x9b0 [ 424.873167][ T3241] ? _raw_spin_unlock+0x4d/0x70 [ 424.878007][ T3241] ? _raw_spin_unlock+0x4d/0x70 [ 424.882848][ T3241] erofs_register_sysfs+0xd1/0x130 [ 424.887946][ T3241] erofs_fc_fill_super+0x95c/0x1180 [ 424.893136][ T3241] get_tree_bdev+0x417/0x640 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 424.897713][ T3241] ? erofs_release_device_info+0x90/0x90 [ 424.903339][ T3241] erofs_fc_get_tree+0x1c/0x20 [ 424.908090][ T3241] vfs_get_tree+0x88/0x290 [ 424.912490][ T3241] do_new_mount+0x289/0xad0 [ 424.916987][ T3241] ? do_move_mount_old+0x160/0x160 [ 424.922083][ T3241] ? security_capable+0xb2/0xd0 [ 424.926919][ T3241] ? ns_capable+0x8a/0xf0 [ 424.931238][ T3241] path_mount+0x60b/0x1050 [ 424.935654][ T3241] __se_sys_mount+0x2d2/0x3c0 [ 424.940342][ T3241] ? __x64_sys_mount+0xd0/0xd0 [ 424.945118][ T3241] __x64_sys_mount+0xbf/0xd0 [ 424.949720][ T3241] do_syscall_64+0x44/0xd0 [ 424.954138][ T3241] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 424.960041][ T3241] RIP: 0033:0x7f211b962c9a [ 424.964537][ T3241] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 424.984736][ T3241] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 424.993237][ T3241] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 425.001200][ T3241] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 425.009156][ T3241] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 425.017112][ T3241] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 425.025074][ T3241] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 425.033035][ T3241] [ 425.036040][ T3240] CPU: 0 PID: 3240 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 425.046803][ T3240] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 425.048705][ T3241] kobject: can not set name properly! [ 425.056851][ T3240] Call Trace: [ 425.056859][ T3240] [ 425.056865][ T3240] dump_stack_lvl+0x151/0x1b7 [ 425.056886][ T3240] ? bfq_pos_tree_add_move+0x43e/0x43e [ 425.056901][ T3240] dump_stack+0x15/0x17 [ 425.082646][ T3240] should_fail+0x3c0/0x510 [ 425.087052][ T3240] __should_failslab+0x9f/0xe0 [ 425.091804][ T3240] should_failslab+0x9/0x20 [ 425.096289][ T3240] kmem_cache_alloc+0x4f/0x2f0 [ 425.101036][ T3240] ? from_kuid_munged+0x7b0/0x7b0 [ 425.106046][ T3240] ? security_inode_alloc+0x29/0x140 [ 425.111325][ T3240] security_inode_alloc+0x29/0x140 [ 425.116421][ T3240] inode_init_always+0x749/0x9b0 [ 425.121443][ T3240] ? _erofs_info+0x190/0x190 [ 425.126016][ T3240] new_inode_pseudo+0x93/0x220 [ 425.130758][ T3240] new_inode+0x28/0x1c0 [ 425.134892][ T3240] ? _raw_spin_unlock+0x4d/0x70 [ 425.139727][ T3240] ? erofs_shrinker_register+0xfb/0x110 [ 425.145255][ T3240] erofs_fc_fill_super+0x867/0x1180 [ 425.150439][ T3240] get_tree_bdev+0x417/0x640 [ 425.155010][ T3240] ? erofs_release_device_info+0x90/0x90 [ 425.160627][ T3240] erofs_fc_get_tree+0x1c/0x20 [ 425.165467][ T3240] vfs_get_tree+0x88/0x290 [ 425.169863][ T3240] do_new_mount+0x289/0xad0 [ 425.174350][ T3240] ? do_move_mount_old+0x160/0x160 [ 425.179456][ T3240] ? security_capable+0xb2/0xd0 [ 425.184306][ T3240] ? ns_capable+0x8a/0xf0 [ 425.188616][ T3240] path_mount+0x60b/0x1050 [ 425.193181][ T3240] __se_sys_mount+0x2d2/0x3c0 [ 425.198038][ T3240] ? __x64_sys_mount+0xd0/0xd0 [ 425.202794][ T3240] ? vfs_mkdir+0x580/0x580 [ 425.207193][ T3240] __x64_sys_mount+0xbf/0xd0 [ 425.211765][ T3240] do_syscall_64+0x44/0xd0 [ 425.216163][ T3240] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 425.222040][ T3240] RIP: 0033:0x7f211b962c9a [ 425.226442][ T3240] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 425.246036][ T3240] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 425.254542][ T3240] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 425.262523][ T3240] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 425.270658][ T3240] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 425.278611][ T3240] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 425.286564][ T3240] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 425.294521][ T3240] [ 425.297953][ T3245] FAULT_INJECTION: forcing a failure. [ 425.297953][ T3245] name failslab, interval 1, probability 0, space 0, times 0 [ 425.310718][ T3245] CPU: 0 PID: 3245 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 425.310940][ T3243] FAULT_INJECTION: forcing a failure. [ 425.310940][ T3243] name failslab, interval 1, probability 0, space 0, times 0 [ 425.321491][ T3245] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 425.321510][ T3245] Call Trace: [ 425.321516][ T3245] [ 425.321522][ T3245] dump_stack_lvl+0x151/0x1b7 [ 425.321546][ T3245] ? bfq_pos_tree_add_move+0x43e/0x43e [ 425.321560][ T3245] ? get_tree_bdev+0x417/0x640 [ 425.321574][ T3245] ? vfs_get_tree+0x88/0x290 [ 425.369985][ T3245] ? do_new_mount+0x289/0xad0 [ 425.374653][ T3245] ? path_mount+0x60b/0x1050 [ 425.379240][ T3245] ? __x64_sys_mount+0xbf/0xd0 [ 425.384022][ T3245] ? do_syscall_64+0x44/0xd0 [ 425.388620][ T3245] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 425.394694][ T3245] dump_stack+0x15/0x17 [ 425.398851][ T3245] should_fail+0x3c0/0x510 [ 425.403274][ T3245] ? kvasprintf_const+0x139/0x180 [ 425.408307][ T3245] __should_failslab+0x9f/0xe0 [ 425.413066][ T3245] should_failslab+0x9/0x20 [ 425.417559][ T3245] __kmalloc_track_caller+0x6c/0x350 [ 425.422830][ T3245] kstrdup_const+0x55/0x90 [ 425.427233][ T3245] kvasprintf_const+0x139/0x180 [ 425.432068][ T3245] kobject_set_name_vargs+0x61/0x120 [ 425.437332][ T3245] kobject_init_and_add+0xdb/0x190 [ 425.442422][ T3245] ? __kasan_check_write+0x14/0x20 [ 425.447515][ T3245] ? kobject_add+0x210/0x210 [ 425.452301][ T3245] ? inode_init_always+0x760/0x9b0 [ 425.457406][ T3245] ? _raw_spin_unlock+0x4d/0x70 [ 425.462241][ T3245] ? _raw_spin_unlock+0x4d/0x70 [ 425.467076][ T3245] erofs_register_sysfs+0xd1/0x130 [ 425.472266][ T3245] erofs_fc_fill_super+0x95c/0x1180 [ 425.477476][ T3245] get_tree_bdev+0x417/0x640 [ 425.482163][ T3245] ? erofs_release_device_info+0x90/0x90 [ 425.487797][ T3245] erofs_fc_get_tree+0x1c/0x20 [ 425.492562][ T3245] vfs_get_tree+0x88/0x290 [ 425.496978][ T3245] do_new_mount+0x289/0xad0 [ 425.501489][ T3245] ? do_move_mount_old+0x160/0x160 [ 425.506606][ T3245] ? security_capable+0xb2/0xd0 [ 425.511455][ T3245] ? ns_capable+0x8a/0xf0 [ 425.515801][ T3245] path_mount+0x60b/0x1050 [ 425.520222][ T3245] __se_sys_mount+0x2d2/0x3c0 [ 425.524895][ T3245] ? __x64_sys_mount+0xd0/0xd0 [ 425.529662][ T3245] __x64_sys_mount+0xbf/0xd0 [ 425.534264][ T3245] do_syscall_64+0x44/0xd0 [ 425.538680][ T3245] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 425.544578][ T3245] RIP: 0033:0x7f211b962c9a [ 425.548991][ T3245] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 425.568581][ T3245] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 425.576988][ T3245] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 425.585202][ T3245] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 425.593182][ T3245] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 425.601132][ T3245] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 425.609093][ T3245] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 425.617050][ T3245] [ 425.622412][ T3248] loop5: detected capacity change from 0 to 16 [ 425.630540][ T3248] FAULT_INJECTION: forcing a failure. [ 425.630540][ T3248] name failslab, interval 1, probability 0, space 0, times 0 [ 425.634624][ T3250] loop1: detected capacity change from 0 to 16 [ 425.643418][ T3248] CPU: 1 PID: 3248 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 425.650160][ T3251] loop2: detected capacity change from 0 to 16 [ 425.660028][ T3248] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 425.660044][ T3248] Call Trace: [ 425.660050][ T3248] [ 425.660056][ T3248] dump_stack_lvl+0x151/0x1b7 [ 425.660078][ T3248] ? bfq_pos_tree_add_move+0x43e/0x43e [ 425.660094][ T3248] dump_stack+0x15/0x17 [ 425.660107][ T3248] should_fail+0x3c0/0x510 [ 425.660126][ T3248] __should_failslab+0x9f/0xe0 [ 425.660143][ T3248] should_failslab+0x9/0x20 [ 425.660157][ T3248] kmem_cache_alloc+0x4f/0x2f0 [ 425.660172][ T3248] ? from_kuid_munged+0x7b0/0x7b0 [ 425.670463][ T3250] FAULT_INJECTION: forcing a failure. [ 425.670463][ T3250] name failslab, interval 1, probability 0, space 0, times 0 [ 425.676343][ T3248] ? security_inode_alloc+0x29/0x140 [ 425.676368][ T3248] security_inode_alloc+0x29/0x140 [ 425.676383][ T3248] inode_init_always+0x749/0x9b0 [ 425.676397][ T3248] ? _erofs_info+0x190/0x190 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 425.684636][ T3251] FAULT_INJECTION: forcing a failure. [ 425.684636][ T3251] name failslab, interval 1, probability 0, space 0, times 0 [ 425.687319][ T3248] new_inode_pseudo+0x93/0x220 [ 425.687343][ T3248] new_inode+0x28/0x1c0 [ 425.774836][ T3248] ? _raw_spin_unlock+0x4d/0x70 [ 425.779688][ T3248] ? erofs_shrinker_register+0xfb/0x110 [ 425.785244][ T3248] erofs_fc_fill_super+0x867/0x1180 [ 425.790450][ T3248] get_tree_bdev+0x417/0x640 [ 425.795039][ T3248] ? erofs_release_device_info+0x90/0x90 [ 425.800684][ T3248] erofs_fc_get_tree+0x1c/0x20 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 425.805464][ T3248] vfs_get_tree+0x88/0x290 [ 425.809884][ T3248] do_new_mount+0x289/0xad0 [ 425.814385][ T3248] ? do_move_mount_old+0x160/0x160 [ 425.819499][ T3248] ? security_capable+0xb2/0xd0 [ 425.824385][ T3248] ? ns_capable+0x8a/0xf0 [ 425.828735][ T3248] path_mount+0x60b/0x1050 [ 425.833285][ T3248] __se_sys_mount+0x2d2/0x3c0 [ 425.837971][ T3248] ? __x64_sys_mount+0xd0/0xd0 [ 425.842839][ T3248] __x64_sys_mount+0xbf/0xd0 [ 425.847440][ T3248] do_syscall_64+0x44/0xd0 [ 425.851849][ T3248] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 425.857906][ T3248] RIP: 0033:0x7f211b962c9a [ 425.862316][ T3248] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 425.882520][ T3248] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 425.891023][ T3248] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 425.899069][ T3248] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 425.907027][ T3248] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 425.914991][ T3248] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 425.923036][ T3248] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 425.930996][ T3248] [ 425.934016][ T3243] CPU: 0 PID: 3243 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 425.935758][ T3245] kobject: can not set name properly! [ 425.944775][ T3243] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 425.944793][ T3243] Call Trace: [ 425.944800][ T3243] [ 425.944806][ T3243] dump_stack_lvl+0x151/0x1b7 [ 425.944829][ T3243] ? bfq_pos_tree_add_move+0x43e/0x43e [ 425.944844][ T3243] ? get_tree_bdev+0x417/0x640 [ 425.981889][ T3243] ? vfs_get_tree+0x88/0x290 [ 425.986682][ T3243] ? do_new_mount+0x289/0xad0 [ 425.991344][ T3243] ? path_mount+0x60b/0x1050 [ 425.995922][ T3243] ? __x64_sys_mount+0xbf/0xd0 [ 426.000666][ T3243] ? do_syscall_64+0x44/0xd0 [ 426.005235][ T3243] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 426.011286][ T3243] dump_stack+0x15/0x17 [ 426.015421][ T3243] should_fail+0x3c0/0x510 [ 426.019831][ T3243] ? kvasprintf_const+0x139/0x180 [ 426.024840][ T3243] __should_failslab+0x9f/0xe0 [ 426.029582][ T3243] should_failslab+0x9/0x20 [ 426.034069][ T3243] __kmalloc_track_caller+0x6c/0x350 [ 426.039346][ T3243] kstrdup_const+0x55/0x90 [ 426.043832][ T3243] kvasprintf_const+0x139/0x180 [ 426.048676][ T3243] kobject_set_name_vargs+0x61/0x120 [ 426.053956][ T3243] kobject_init_and_add+0xdb/0x190 [ 426.059046][ T3243] ? __kasan_check_write+0x14/0x20 [ 426.064312][ T3243] ? kobject_add+0x210/0x210 [ 426.068895][ T3243] ? inode_init_always+0x760/0x9b0 [ 426.074354][ T3243] ? _raw_spin_unlock+0x4d/0x70 [ 426.079321][ T3243] ? _raw_spin_unlock+0x4d/0x70 [ 426.084166][ T3243] erofs_register_sysfs+0xd1/0x130 [ 426.089267][ T3243] erofs_fc_fill_super+0x95c/0x1180 [ 426.094450][ T3243] get_tree_bdev+0x417/0x640 [ 426.099027][ T3243] ? erofs_release_device_info+0x90/0x90 [ 426.104641][ T3243] erofs_fc_get_tree+0x1c/0x20 [ 426.109558][ T3243] vfs_get_tree+0x88/0x290 [ 426.113950][ T3243] do_new_mount+0x289/0xad0 [ 426.118446][ T3243] ? do_move_mount_old+0x160/0x160 [ 426.123660][ T3243] ? security_capable+0xb2/0xd0 [ 426.128502][ T3243] ? ns_capable+0x8a/0xf0 [ 426.132837][ T3243] path_mount+0x60b/0x1050 [ 426.137239][ T3243] __se_sys_mount+0x2d2/0x3c0 [ 426.141901][ T3243] ? __x64_sys_mount+0xd0/0xd0 [ 426.146657][ T3243] __x64_sys_mount+0xbf/0xd0 [ 426.151227][ T3243] do_syscall_64+0x44/0xd0 [ 426.155626][ T3243] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 426.161503][ T3243] RIP: 0033:0x7f211b962c9a [ 426.165908][ T3243] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 426.187134][ T3243] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 426.195905][ T3243] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 426.204119][ T3243] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 426.212072][ T3243] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 426.220122][ T3243] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 426.228159][ T3243] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 426.236125][ T3243] [ 426.239373][ T3250] CPU: 0 PID: 3250 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 426.250215][ T3250] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 426.260257][ T3250] Call Trace: [ 426.263524][ T3250] [ 426.266438][ T3250] dump_stack_lvl+0x151/0x1b7 [ 426.271115][ T3250] ? bfq_pos_tree_add_move+0x43e/0x43e [ 426.276580][ T3250] ? get_tree_bdev+0x417/0x640 [ 426.281328][ T3250] ? vfs_get_tree+0x88/0x290 [ 426.286016][ T3250] ? do_new_mount+0x289/0xad0 [ 426.291028][ T3250] ? path_mount+0x60b/0x1050 [ 426.295602][ T3250] ? __x64_sys_mount+0xbf/0xd0 [ 426.300441][ T3250] ? do_syscall_64+0x44/0xd0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 426.305017][ T3250] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 426.311068][ T3250] dump_stack+0x15/0x17 [ 426.315219][ T3250] should_fail+0x3c0/0x510 [ 426.319711][ T3250] ? kvasprintf_const+0x139/0x180 [ 426.325014][ T3250] __should_failslab+0x9f/0xe0 [ 426.329763][ T3250] should_failslab+0x9/0x20 [ 426.334259][ T3250] __kmalloc_track_caller+0x6c/0x350 [ 426.340116][ T3250] kstrdup_const+0x55/0x90 [ 426.344627][ T3250] kvasprintf_const+0x139/0x180 [ 426.349482][ T3250] kobject_set_name_vargs+0x61/0x120 [ 426.354785][ T3250] kobject_init_and_add+0xdb/0x190 [ 426.359895][ T3250] ? __kasan_check_write+0x14/0x20 [ 426.365004][ T3250] ? kobject_add+0x210/0x210 [ 426.369600][ T3250] ? inode_init_always+0x760/0x9b0 [ 426.374701][ T3250] ? _raw_spin_unlock+0x4d/0x70 [ 426.379802][ T3250] ? _raw_spin_unlock+0x4d/0x70 [ 426.384923][ T3250] erofs_register_sysfs+0xd1/0x130 [ 426.390194][ T3250] erofs_fc_fill_super+0x95c/0x1180 [ 426.395652][ T3250] get_tree_bdev+0x417/0x640 [ 426.400348][ T3250] ? erofs_release_device_info+0x90/0x90 [ 426.406248][ T3250] erofs_fc_get_tree+0x1c/0x20 [ 426.410999][ T3250] vfs_get_tree+0x88/0x290 [ 426.415490][ T3250] do_new_mount+0x289/0xad0 [ 426.419983][ T3250] ? do_move_mount_old+0x160/0x160 [ 426.425084][ T3250] ? security_capable+0xb2/0xd0 [ 426.429935][ T3250] ? ns_capable+0x8a/0xf0 [ 426.434274][ T3250] path_mount+0x60b/0x1050 [ 426.438685][ T3250] __se_sys_mount+0x2d2/0x3c0 [ 426.443351][ T3250] ? __x64_sys_mount+0xd0/0xd0 [ 426.448195][ T3250] __x64_sys_mount+0xbf/0xd0 [ 426.452931][ T3250] do_syscall_64+0x44/0xd0 [ 426.457329][ T3250] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 426.463393][ T3250] RIP: 0033:0x7f211b962c9a [ 426.467876][ T3250] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 426.487556][ T3250] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 426.495959][ T3250] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 426.504042][ T3250] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 426.512004][ T3250] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 426.520241][ T3250] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 426.528821][ T3250] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 426.536992][ T3250] [ 426.540302][ T3251] CPU: 1 PID: 3251 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 426.543135][ T3250] kobject: can not set name properly! [ 426.551077][ T3251] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 426.551091][ T3251] Call Trace: [ 426.551097][ T3251] [ 426.551102][ T3251] dump_stack_lvl+0x151/0x1b7 [ 426.551124][ T3251] ? bfq_pos_tree_add_move+0x43e/0x43e [ 426.551141][ T3251] dump_stack+0x15/0x17 [ 426.557290][ T3243] kobject: can not set name properly! [ 426.566598][ T3251] should_fail+0x3c0/0x510 [ 426.566626][ T3251] __should_failslab+0x9f/0xe0 [ 426.566641][ T3251] should_failslab+0x9/0x20 [ 426.566654][ T3251] kmem_cache_alloc+0x4f/0x2f0 [ 426.612141][ T3251] ? from_kuid_munged+0x7b0/0x7b0 [ 426.617249][ T3251] ? security_inode_alloc+0x29/0x140 [ 426.622590][ T3251] security_inode_alloc+0x29/0x140 [ 426.627858][ T3251] inode_init_always+0x749/0x9b0 [ 426.632788][ T3251] ? _erofs_info+0x190/0x190 [ 426.637550][ T3251] new_inode_pseudo+0x93/0x220 [ 426.642667][ T3251] new_inode+0x28/0x1c0 [ 426.647166][ T3251] ? _raw_spin_unlock+0x4d/0x70 [ 426.652608][ T3251] ? erofs_shrinker_register+0xfb/0x110 [ 426.658236][ T3251] erofs_fc_fill_super+0x867/0x1180 [ 426.663594][ T3251] get_tree_bdev+0x417/0x640 [ 426.668166][ T3251] ? erofs_release_device_info+0x90/0x90 [ 426.673864][ T3251] erofs_fc_get_tree+0x1c/0x20 [ 426.678696][ T3251] vfs_get_tree+0x88/0x290 [ 426.683106][ T3251] do_new_mount+0x289/0xad0 [ 426.687616][ T3251] ? do_move_mount_old+0x160/0x160 [ 426.692825][ T3251] ? security_capable+0xb2/0xd0 [ 426.697669][ T3251] ? ns_capable+0x8a/0xf0 [ 426.702111][ T3251] path_mount+0x60b/0x1050 [ 426.706648][ T3251] __se_sys_mount+0x2d2/0x3c0 [ 426.711310][ T3251] ? __x64_sys_mount+0xd0/0xd0 [ 426.716060][ T3251] __x64_sys_mount+0xbf/0xd0 [ 426.720646][ T3251] do_syscall_64+0x44/0xd0 [ 426.725076][ T3251] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 426.730970][ T3251] RIP: 0033:0x7f211b962c9a [ 426.735384][ T3251] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 426.754988][ T3251] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 426.763400][ T3251] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 426.771367][ T3251] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 426.779598][ T3251] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 426.787621][ T3251] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 426.795576][ T3251] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 426.803532][ T3251] [ 426.818328][ T3253] loop5: detected capacity change from 0 to 16 [ 426.825416][ T3253] FAULT_INJECTION: forcing a failure. [ 426.825416][ T3253] name failslab, interval 1, probability 0, space 0, times 0 [ 426.838358][ T3253] CPU: 1 PID: 3253 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 426.849118][ T3253] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 426.859156][ T3253] Call Trace: [ 426.862418][ T3253] [ 426.865329][ T3253] dump_stack_lvl+0x151/0x1b7 [ 426.869987][ T3253] ? bfq_pos_tree_add_move+0x43e/0x43e [ 426.875423][ T3253] dump_stack+0x15/0x17 [ 426.879555][ T3253] should_fail+0x3c0/0x510 [ 426.883955][ T3253] __should_failslab+0x9f/0xe0 [ 426.888721][ T3253] should_failslab+0x9/0x20 [ 426.893214][ T3253] kmem_cache_alloc+0x4f/0x2f0 [ 426.897960][ T3253] ? from_kuid_munged+0x7b0/0x7b0 [ 426.902967][ T3253] ? security_inode_alloc+0x29/0x140 [ 426.908231][ T3253] security_inode_alloc+0x29/0x140 [ 426.913324][ T3253] inode_init_always+0x749/0x9b0 [ 426.918406][ T3253] ? _erofs_info+0x190/0x190 [ 426.923008][ T3253] new_inode_pseudo+0x93/0x220 [ 426.927849][ T3253] new_inode+0x28/0x1c0 [ 426.931991][ T3253] ? _raw_spin_unlock+0x4d/0x70 [ 426.936845][ T3253] ? erofs_shrinker_register+0xfb/0x110 [ 426.942378][ T3253] erofs_fc_fill_super+0x867/0x1180 [ 426.947557][ T3253] get_tree_bdev+0x417/0x640 [ 426.952126][ T3253] ? erofs_release_device_info+0x90/0x90 [ 426.957736][ T3253] erofs_fc_get_tree+0x1c/0x20 [ 426.962479][ T3253] vfs_get_tree+0x88/0x290 [ 426.966874][ T3253] do_new_mount+0x289/0xad0 [ 426.971461][ T3253] ? do_move_mount_old+0x160/0x160 [ 426.976560][ T3253] ? security_capable+0xb2/0xd0 [ 426.981396][ T3253] ? ns_capable+0x8a/0xf0 [ 426.985718][ T3253] path_mount+0x60b/0x1050 [ 426.990127][ T3253] __se_sys_mount+0x2d2/0x3c0 [ 426.994790][ T3253] ? __x64_sys_mount+0xd0/0xd0 [ 426.999535][ T3253] __x64_sys_mount+0xbf/0xd0 [ 427.004103][ T3253] do_syscall_64+0x44/0xd0 [ 427.008498][ T3253] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 427.014372][ T3253] RIP: 0033:0x7f211b962c9a write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 427.018770][ T3253] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 427.038367][ T3253] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 427.046769][ T3253] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 427.054723][ T3253] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 427.062676][ T3253] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 427.070626][ T3253] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 427.078767][ T3253] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 427.086735][ T3253] [ 427.094621][ T3255] loop4: detected capacity change from 0 to 16 [ 427.098600][ T3257] loop2: detected capacity change from 0 to 16 [ 427.103835][ T3255] FAULT_INJECTION: forcing a failure. [ 427.103835][ T3255] name failslab, interval 1, probability 0, space 0, times 0 [ 427.108319][ T3257] FAULT_INJECTION: forcing a failure. [ 427.108319][ T3257] name failslab, interval 1, probability 0, space 0, times 0 [ 427.119990][ T3255] CPU: 1 PID: 3255 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 427.143383][ T3255] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 427.153432][ T3255] Call Trace: [ 427.156704][ T3255] [ 427.159628][ T3255] dump_stack_lvl+0x151/0x1b7 [ 427.164309][ T3255] ? bfq_pos_tree_add_move+0x43e/0x43e [ 427.169810][ T3255] dump_stack+0x15/0x17 [ 427.173982][ T3255] should_fail+0x3c0/0x510 [ 427.178412][ T3255] __should_failslab+0x9f/0xe0 [ 427.183188][ T3255] should_failslab+0x9/0x20 [ 427.187778][ T3255] kmem_cache_alloc+0x4f/0x2f0 [ 427.192531][ T3255] ? from_kuid_munged+0x7b0/0x7b0 [ 427.197549][ T3255] ? security_inode_alloc+0x29/0x140 [ 427.202823][ T3255] security_inode_alloc+0x29/0x140 [ 427.207923][ T3255] inode_init_always+0x749/0x9b0 [ 427.212852][ T3255] ? _erofs_info+0x190/0x190 [ 427.217429][ T3255] new_inode_pseudo+0x93/0x220 [ 427.222232][ T3255] new_inode+0x28/0x1c0 [ 427.226389][ T3255] ? _raw_spin_unlock+0x4d/0x70 [ 427.231351][ T3255] ? erofs_shrinker_register+0xfb/0x110 [ 427.236920][ T3255] erofs_fc_fill_super+0x867/0x1180 [ 427.242119][ T3255] get_tree_bdev+0x417/0x640 [ 427.246705][ T3255] ? erofs_release_device_info+0x90/0x90 [ 427.252338][ T3255] erofs_fc_get_tree+0x1c/0x20 [ 427.257109][ T3255] vfs_get_tree+0x88/0x290 [ 427.261521][ T3255] do_new_mount+0x289/0xad0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 427.266028][ T3255] ? do_move_mount_old+0x160/0x160 [ 427.272016][ T3255] ? security_capable+0xb2/0xd0 [ 427.276876][ T3255] ? ns_capable+0x8a/0xf0 [ 427.281220][ T3255] path_mount+0x60b/0x1050 [ 427.285632][ T3255] __se_sys_mount+0x2d2/0x3c0 [ 427.290299][ T3255] ? __x64_sys_mount+0xd0/0xd0 [ 427.295053][ T3255] __x64_sys_mount+0xbf/0xd0 [ 427.299643][ T3255] do_syscall_64+0x44/0xd0 [ 427.304068][ T3255] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 427.309976][ T3255] RIP: 0033:0x7f211b962c9a [ 427.314419][ T3255] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 427.334023][ T3255] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 427.342426][ T3255] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 427.350396][ T3255] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 427.358359][ T3255] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 427.366329][ T3255] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 427.374329][ T3255] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 427.382436][ T3255] [ 427.385456][ T3257] CPU: 0 PID: 3257 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 427.386088][ T3260] loop0: detected capacity change from 0 to 16 [ 427.396401][ T3257] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 427.396416][ T3257] Call Trace: [ 427.396422][ T3257] [ 427.396428][ T3257] dump_stack_lvl+0x151/0x1b7 [ 427.396788][ T3257] ? bfq_pos_tree_add_move+0x43e/0x43e [ 427.403542][ T3261] loop1: detected capacity change from 0 to 16 [ 427.413010][ T3257] dump_stack+0x15/0x17 [ 427.413031][ T3257] should_fail+0x3c0/0x510 [ 427.444111][ T3257] __should_failslab+0x9f/0xe0 [ 427.448875][ T3257] should_failslab+0x9/0x20 [ 427.453539][ T3257] kmem_cache_alloc+0x4f/0x2f0 [ 427.458286][ T3257] ? from_kuid_munged+0x7b0/0x7b0 [ 427.463290][ T3257] ? security_inode_alloc+0x29/0x140 [ 427.468565][ T3257] security_inode_alloc+0x29/0x140 [ 427.473836][ T3257] inode_init_always+0x749/0x9b0 [ 427.478847][ T3257] ? _erofs_info+0x190/0x190 [ 427.483420][ T3257] new_inode_pseudo+0x93/0x220 [ 427.488167][ T3257] new_inode+0x28/0x1c0 [ 427.492303][ T3257] ? _raw_spin_unlock+0x4d/0x70 [ 427.497141][ T3257] ? erofs_shrinker_register+0xfb/0x110 [ 427.502669][ T3257] erofs_fc_fill_super+0x867/0x1180 [ 427.507856][ T3257] get_tree_bdev+0x417/0x640 [ 427.512431][ T3257] ? erofs_release_device_info+0x90/0x90 [ 427.518089][ T3257] erofs_fc_get_tree+0x1c/0x20 [ 427.522870][ T3257] vfs_get_tree+0x88/0x290 [ 427.527288][ T3257] do_new_mount+0x289/0xad0 [ 427.531852][ T3257] ? do_move_mount_old+0x160/0x160 [ 427.536959][ T3257] ? security_capable+0xb2/0xd0 [ 427.541795][ T3257] ? ns_capable+0x8a/0xf0 [ 427.546106][ T3257] path_mount+0x60b/0x1050 [ 427.550506][ T3257] __se_sys_mount+0x2d2/0x3c0 [ 427.555168][ T3257] ? __x64_sys_mount+0xd0/0xd0 [ 427.559929][ T3257] __x64_sys_mount+0xbf/0xd0 [ 427.564504][ T3257] do_syscall_64+0x44/0xd0 [ 427.568902][ T3257] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 427.574791][ T3257] RIP: 0033:0x7f211b962c9a [ 427.579201][ T3257] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 427.598788][ T3257] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 427.607529][ T3257] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 427.615490][ T3257] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 427.623466][ T3257] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 427.631441][ T3257] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 427.639396][ T3257] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 427.647374][ T3257] [ 427.651567][ T3260] FAULT_INJECTION: forcing a failure. [ 427.651567][ T3260] name failslab, interval 1, probability 0, space 0, times 0 [ 427.657108][ T3261] FAULT_INJECTION: forcing a failure. [ 427.657108][ T3261] name failslab, interval 1, probability 0, space 0, times 0 [ 427.665051][ T3260] CPU: 1 PID: 3260 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 427.687588][ T3260] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 427.697816][ T3260] Call Trace: [ 427.701096][ T3260] [ 427.704019][ T3260] dump_stack_lvl+0x151/0x1b7 [ 427.708705][ T3260] ? bfq_pos_tree_add_move+0x43e/0x43e [ 427.714161][ T3260] ? get_tree_bdev+0x417/0x640 [ 427.719097][ T3260] ? vfs_get_tree+0x88/0x290 [ 427.723686][ T3260] ? do_new_mount+0x289/0xad0 [ 427.728478][ T3260] ? path_mount+0x60b/0x1050 [ 427.733082][ T3260] ? __x64_sys_mount+0xbf/0xd0 [ 427.737844][ T3260] ? do_syscall_64+0x44/0xd0 [ 427.742437][ T3260] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 427.748687][ T3260] dump_stack+0x15/0x17 [ 427.752836][ T3260] should_fail+0x3c0/0x510 [ 427.757251][ T3260] ? kvasprintf_const+0x139/0x180 [ 427.762264][ T3260] __should_failslab+0x9f/0xe0 [ 427.767016][ T3260] should_failslab+0x9/0x20 [ 427.771596][ T3260] __kmalloc_track_caller+0x6c/0x350 [ 427.776980][ T3260] kstrdup_const+0x55/0x90 [ 427.781410][ T3260] kvasprintf_const+0x139/0x180 [ 427.786277][ T3260] kobject_set_name_vargs+0x61/0x120 [ 427.791552][ T3260] kobject_init_and_add+0xdb/0x190 [ 427.796649][ T3260] ? __kasan_check_write+0x14/0x20 [ 427.801750][ T3260] ? kobject_add+0x210/0x210 [ 427.806325][ T3260] ? inode_init_always+0x760/0x9b0 [ 427.811475][ T3260] ? _raw_spin_unlock+0x4d/0x70 [ 427.816337][ T3260] ? _raw_spin_unlock+0x4d/0x70 [ 427.821199][ T3260] erofs_register_sysfs+0xd1/0x130 [ 427.826314][ T3260] erofs_fc_fill_super+0x95c/0x1180 [ 427.831644][ T3260] get_tree_bdev+0x417/0x640 [ 427.836242][ T3260] ? erofs_release_device_info+0x90/0x90 [ 427.841870][ T3260] erofs_fc_get_tree+0x1c/0x20 [ 427.846626][ T3260] vfs_get_tree+0x88/0x290 [ 427.851048][ T3260] do_new_mount+0x289/0xad0 [ 427.855563][ T3260] ? do_move_mount_old+0x160/0x160 [ 427.860685][ T3260] ? security_capable+0xb2/0xd0 [ 427.865543][ T3260] ? ns_capable+0x8a/0xf0 [ 427.869876][ T3260] path_mount+0x60b/0x1050 [ 427.874290][ T3260] __se_sys_mount+0x2d2/0x3c0 [ 427.878957][ T3260] ? __x64_sys_mount+0xd0/0xd0 [ 427.883733][ T3260] __x64_sys_mount+0xbf/0xd0 [ 427.888311][ T3260] do_syscall_64+0x44/0xd0 [ 427.892716][ T3260] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 427.898599][ T3260] RIP: 0033:0x7f211b962c9a [ 427.903011][ T3260] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 427.922616][ T3260] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 427.931045][ T3260] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 427.939105][ T3260] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 427.947068][ T3260] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 427.955037][ T3260] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 427.963019][ T3260] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 427.971081][ T3260] [ 427.974090][ T3261] CPU: 0 PID: 3261 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 427.974656][ T3260] kobject: can not set name properly! [ 427.984846][ T3261] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 427.984860][ T3261] Call Trace: [ 427.984865][ T3261] [ 427.984872][ T3261] dump_stack_lvl+0x151/0x1b7 [ 427.984896][ T3261] ? bfq_pos_tree_add_move+0x43e/0x43e [ 427.994628][ T3263] loop3: detected capacity change from 0 to 16 [ 428.000275][ T3261] dump_stack+0x15/0x17 [ 428.000299][ T3261] should_fail+0x3c0/0x510 [ 428.004449][ T3263] FAULT_INJECTION: forcing a failure. [ 428.004449][ T3263] name failslab, interval 1, probability 0, space 0, times 0 [ 428.006501][ T3261] __should_failslab+0x9f/0xe0 [ 428.006529][ T3261] should_failslab+0x9/0x20 [ 428.006543][ T3261] kmem_cache_alloc+0x4f/0x2f0 [ 428.006558][ T3261] ? from_kuid_munged+0x7b0/0x7b0 [ 428.006576][ T3261] ? security_inode_alloc+0x29/0x140 [ 428.006593][ T3261] security_inode_alloc+0x29/0x140 [ 428.006608][ T3261] inode_init_always+0x749/0x9b0 [ 428.078393][ T3261] ? _erofs_info+0x190/0x190 [ 428.082988][ T3261] new_inode_pseudo+0x93/0x220 [ 428.087747][ T3261] new_inode+0x28/0x1c0 [ 428.091895][ T3261] ? _raw_spin_unlock+0x4d/0x70 [ 428.096751][ T3261] ? erofs_shrinker_register+0xfb/0x110 [ 428.102286][ T3261] erofs_fc_fill_super+0x867/0x1180 [ 428.107475][ T3261] get_tree_bdev+0x417/0x640 [ 428.112062][ T3261] ? erofs_release_device_info+0x90/0x90 [ 428.117684][ T3261] erofs_fc_get_tree+0x1c/0x20 [ 428.122446][ T3261] vfs_get_tree+0x88/0x290 [ 428.126850][ T3261] do_new_mount+0x289/0xad0 [ 428.131341][ T3261] ? do_move_mount_old+0x160/0x160 [ 428.136441][ T3261] ? security_capable+0xb2/0xd0 [ 428.141278][ T3261] ? ns_capable+0x8a/0xf0 [ 428.145599][ T3261] path_mount+0x60b/0x1050 [ 428.150097][ T3261] __se_sys_mount+0x2d2/0x3c0 [ 428.154853][ T3261] ? __x64_sys_mount+0xd0/0xd0 [ 428.159614][ T3261] __x64_sys_mount+0xbf/0xd0 [ 428.164221][ T3261] do_syscall_64+0x44/0xd0 [ 428.168645][ T3261] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 428.174655][ T3261] RIP: 0033:0x7f211b962c9a [ 428.179093][ T3261] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 428.198702][ T3261] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 428.207127][ T3261] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 428.215093][ T3261] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 428.223141][ T3261] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 428.231112][ T3261] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 428.239093][ T3261] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 428.247061][ T3261] [ 428.250073][ T3263] CPU: 1 PID: 3263 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 428.261027][ T3263] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 428.271081][ T3263] Call Trace: [ 428.274346][ T3263] [ 428.277265][ T3263] dump_stack_lvl+0x151/0x1b7 [ 428.282016][ T3263] ? bfq_pos_tree_add_move+0x43e/0x43e [ 428.287464][ T3263] ? _raw_spin_lock+0xa3/0x1b0 [ 428.292213][ T3263] dump_stack+0x15/0x17 [ 428.296352][ T3263] should_fail+0x3c0/0x510 [ 428.300756][ T3263] __should_failslab+0x9f/0xe0 [ 428.305502][ T3263] should_failslab+0x9/0x20 [ 428.309990][ T3263] kmem_cache_alloc+0x4f/0x2f0 [ 428.314738][ T3263] ? erofs_alloc_inode+0x1b/0x50 [ 428.319658][ T3263] ? __kasan_check_write+0x14/0x20 [ 428.324752][ T3263] ? _erofs_info+0x190/0x190 [ 428.329320][ T3263] erofs_alloc_inode+0x1b/0x50 [ 428.334063][ T3263] ? _erofs_info+0x190/0x190 [ 428.338633][ T3263] new_inode_pseudo+0x64/0x220 [ 428.343470][ T3263] new_inode+0x28/0x1c0 [ 428.347610][ T3263] ? _raw_spin_unlock+0x4d/0x70 [ 428.352448][ T3263] ? erofs_shrinker_register+0xfb/0x110 [ 428.357976][ T3263] erofs_fc_fill_super+0x867/0x1180 [ 428.363160][ T3263] get_tree_bdev+0x417/0x640 [ 428.367735][ T3263] ? erofs_release_device_info+0x90/0x90 [ 428.373349][ T3263] erofs_fc_get_tree+0x1c/0x20 [ 428.378093][ T3263] vfs_get_tree+0x88/0x290 [ 428.382491][ T3263] do_new_mount+0x289/0xad0 [ 428.386982][ T3263] ? do_move_mount_old+0x160/0x160 [ 428.392078][ T3263] ? security_capable+0xb2/0xd0 [ 428.396911][ T3263] ? ns_capable+0x8a/0xf0 [ 428.401224][ T3263] path_mount+0x60b/0x1050 [ 428.405621][ T3263] __se_sys_mount+0x2d2/0x3c0 [ 428.410279][ T3263] ? __x64_sys_mount+0xd0/0xd0 [ 428.415026][ T3263] __x64_sys_mount+0xbf/0xd0 [ 428.419638][ T3263] do_syscall_64+0x44/0xd0 [ 428.424035][ T3263] ? irqentry_exit+0x12/0x40 [ 428.428610][ T3263] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 428.434489][ T3263] RIP: 0033:0x7f211b962c9a [ 428.438899][ T3263] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 428.458496][ T3263] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 428.467090][ T3263] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 428.475227][ T3263] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 428.483197][ T3263] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 428.491388][ T3263] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 428.499363][ T3263] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 428.507334][ T3263] [ 428.512293][ T3265] loop5: detected capacity change from 0 to 16 [ 428.519895][ T3265] FAULT_INJECTION: forcing a failure. [ 428.519895][ T3265] name failslab, interval 1, probability 0, space 0, times 0 [ 428.532581][ T3265] CPU: 0 PID: 3265 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 428.543343][ T3265] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 428.553414][ T3265] Call Trace: [ 428.556674][ T3265] [ 428.559586][ T3265] dump_stack_lvl+0x151/0x1b7 [ 428.564335][ T3265] ? bfq_pos_tree_add_move+0x43e/0x43e [ 428.569774][ T3265] ? get_tree_bdev+0x417/0x640 [ 428.574520][ T3265] ? vfs_get_tree+0x88/0x290 [ 428.579093][ T3265] ? do_new_mount+0x289/0xad0 [ 428.583756][ T3265] ? path_mount+0x60b/0x1050 [ 428.588340][ T3265] ? __x64_sys_mount+0xbf/0xd0 [ 428.593113][ T3265] ? do_syscall_64+0x44/0xd0 [ 428.597683][ T3265] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 428.603745][ T3265] dump_stack+0x15/0x17 [ 428.607988][ T3265] should_fail+0x3c0/0x510 [ 428.612442][ T3265] ? kvasprintf_const+0x139/0x180 [ 428.617472][ T3265] __should_failslab+0x9f/0xe0 [ 428.622252][ T3265] should_failslab+0x9/0x20 [ 428.626738][ T3265] __kmalloc_track_caller+0x6c/0x350 [ 428.632037][ T3265] kstrdup_const+0x55/0x90 [ 428.636436][ T3265] kvasprintf_const+0x139/0x180 [ 428.641282][ T3265] kobject_set_name_vargs+0x61/0x120 [ 428.646566][ T3265] kobject_init_and_add+0xdb/0x190 [ 428.651683][ T3265] ? __kasan_check_write+0x14/0x20 [ 428.656785][ T3265] ? kobject_add+0x210/0x210 [ 428.661367][ T3265] ? inode_init_always+0x760/0x9b0 [ 428.666470][ T3265] ? _raw_spin_unlock+0x4d/0x70 [ 428.671317][ T3265] ? _raw_spin_unlock+0x4d/0x70 [ 428.676171][ T3265] erofs_register_sysfs+0xd1/0x130 [ 428.681284][ T3265] erofs_fc_fill_super+0x95c/0x1180 [ 428.686470][ T3265] get_tree_bdev+0x417/0x640 [ 428.691139][ T3265] ? erofs_release_device_info+0x90/0x90 [ 428.696841][ T3265] erofs_fc_get_tree+0x1c/0x20 [ 428.701596][ T3265] vfs_get_tree+0x88/0x290 [ 428.705992][ T3265] do_new_mount+0x289/0xad0 [ 428.710488][ T3265] ? do_move_mount_old+0x160/0x160 [ 428.715609][ T3265] ? security_capable+0xb2/0xd0 [ 428.720456][ T3265] ? ns_capable+0x8a/0xf0 [ 428.724783][ T3265] path_mount+0x60b/0x1050 [ 428.729195][ T3265] __se_sys_mount+0x2d2/0x3c0 [ 428.733874][ T3265] ? __x64_sys_mount+0xd0/0xd0 [ 428.738647][ T3265] __x64_sys_mount+0xbf/0xd0 [ 428.743242][ T3265] do_syscall_64+0x44/0xd0 [ 428.747679][ T3265] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 428.753565][ T3265] RIP: 0033:0x7f211b962c9a [ 428.757966][ T3265] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 428.777555][ T3265] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 428.785990][ T3265] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 428.793970][ T3265] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 428.801937][ T3265] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 428.809908][ T3265] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 428.817867][ T3265] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 428.825915][ T3265] [ 428.832271][ T3265] kobject: can not set name properly! [ 428.833019][ T3268] loop4: detected capacity change from 0 to 16 [ 428.843265][ T3269] loop0: detected capacity change from 0 to 16 [ 428.845234][ T3268] FAULT_INJECTION: forcing a failure. [ 428.845234][ T3268] name failslab, interval 1, probability 0, space 0, times 0 [ 428.851152][ T3269] FAULT_INJECTION: forcing a failure. [ 428.851152][ T3269] name failslab, interval 1, probability 0, space 0, times 0 [ 428.862909][ T3268] CPU: 1 PID: 3268 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 428.886155][ T3268] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 428.896294][ T3268] Call Trace: [ 428.899565][ T3268] [ 428.902485][ T3268] dump_stack_lvl+0x151/0x1b7 [ 428.907170][ T3268] ? bfq_pos_tree_add_move+0x43e/0x43e [ 428.912641][ T3268] ? get_tree_bdev+0x417/0x640 [ 428.917409][ T3268] ? vfs_get_tree+0x88/0x290 [ 428.921997][ T3268] ? do_new_mount+0x289/0xad0 [ 428.926679][ T3268] ? path_mount+0x60b/0x1050 [ 428.931297][ T3268] ? __x64_sys_mount+0xbf/0xd0 [ 428.936052][ T3268] ? do_syscall_64+0x44/0xd0 [ 428.940634][ T3268] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 428.946697][ T3268] dump_stack+0x15/0x17 [ 428.950840][ T3268] should_fail+0x3c0/0x510 [ 428.955250][ T3268] ? kvasprintf_const+0x139/0x180 [ 428.960267][ T3268] __should_failslab+0x9f/0xe0 [ 428.965030][ T3268] should_failslab+0x9/0x20 [ 428.969522][ T3268] __kmalloc_track_caller+0x6c/0x350 [ 428.974799][ T3268] kstrdup_const+0x55/0x90 [ 428.979203][ T3268] kvasprintf_const+0x139/0x180 [ 428.984043][ T3268] kobject_set_name_vargs+0x61/0x120 [ 428.989324][ T3268] kobject_init_and_add+0xdb/0x190 [ 428.994425][ T3268] ? __kasan_check_write+0x14/0x20 [ 428.999526][ T3268] ? kobject_add+0x210/0x210 [ 429.004190][ T3268] ? inode_init_always+0x760/0x9b0 [ 429.009294][ T3268] ? _raw_spin_unlock+0x4d/0x70 [ 429.014146][ T3268] ? _raw_spin_unlock+0x4d/0x70 [ 429.019008][ T3268] erofs_register_sysfs+0xd1/0x130 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 429.024198][ T3268] erofs_fc_fill_super+0x95c/0x1180 [ 429.029408][ T3268] get_tree_bdev+0x417/0x640 [ 429.034001][ T3268] ? erofs_release_device_info+0x90/0x90 [ 429.039647][ T3268] erofs_fc_get_tree+0x1c/0x20 [ 429.044585][ T3268] vfs_get_tree+0x88/0x290 [ 429.049006][ T3268] do_new_mount+0x289/0xad0 [ 429.053501][ T3268] ? do_move_mount_old+0x160/0x160 [ 429.058601][ T3268] ? security_capable+0xb2/0xd0 [ 429.063442][ T3268] ? ns_capable+0x8a/0xf0 [ 429.067758][ T3268] path_mount+0x60b/0x1050 [ 429.072167][ T3268] __se_sys_mount+0x2d2/0x3c0 [ 429.076837][ T3268] ? __x64_sys_mount+0xd0/0xd0 [ 429.081600][ T3268] __x64_sys_mount+0xbf/0xd0 [ 429.086180][ T3268] do_syscall_64+0x44/0xd0 [ 429.090586][ T3268] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 429.096467][ T3268] RIP: 0033:0x7f211b962c9a [ 429.100868][ T3268] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 429.120641][ T3268] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 429.129066][ T3268] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 429.137056][ T3268] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 429.145022][ T3268] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 429.152989][ T3268] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 429.160951][ T3268] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 429.168915][ T3268] [ 429.171922][ T3269] CPU: 0 PID: 3269 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 429.172119][ T3268] kobject: can not set name properly! [ 429.182678][ T3269] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 429.182690][ T3269] Call Trace: [ 429.182695][ T3269] [ 429.182700][ T3269] dump_stack_lvl+0x151/0x1b7 [ 429.182722][ T3269] ? bfq_pos_tree_add_move+0x43e/0x43e [ 429.182738][ T3269] ? get_tree_bdev+0x417/0x640 [ 429.219102][ T3269] ? vfs_get_tree+0x88/0x290 [ 429.223692][ T3269] ? do_new_mount+0x289/0xad0 [ 429.228352][ T3269] ? path_mount+0x60b/0x1050 [ 429.232958][ T3269] ? __x64_sys_mount+0xbf/0xd0 [ 429.237706][ T3269] ? do_syscall_64+0x44/0xd0 [ 429.242290][ T3269] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 429.248372][ T3269] dump_stack+0x15/0x17 [ 429.252534][ T3269] should_fail+0x3c0/0x510 [ 429.256956][ T3269] ? kvasprintf_const+0x139/0x180 [ 429.261985][ T3269] __should_failslab+0x9f/0xe0 [ 429.266753][ T3269] should_failslab+0x9/0x20 [ 429.271265][ T3269] __kmalloc_track_caller+0x6c/0x350 [ 429.276560][ T3269] kstrdup_const+0x55/0x90 [ 429.280967][ T3269] kvasprintf_const+0x139/0x180 [ 429.285807][ T3269] kobject_set_name_vargs+0x61/0x120 [ 429.291073][ T3269] kobject_init_and_add+0xdb/0x190 [ 429.296166][ T3269] ? __kasan_check_write+0x14/0x20 [ 429.301274][ T3269] ? kobject_add+0x210/0x210 [ 429.305866][ T3269] ? inode_init_always+0x760/0x9b0 [ 429.311012][ T3269] ? _raw_spin_unlock+0x4d/0x70 [ 429.315846][ T3269] ? _raw_spin_unlock+0x4d/0x70 [ 429.320681][ T3269] erofs_register_sysfs+0xd1/0x130 [ 429.325778][ T3269] erofs_fc_fill_super+0x95c/0x1180 [ 429.330958][ T3269] get_tree_bdev+0x417/0x640 [ 429.335662][ T3269] ? erofs_release_device_info+0x90/0x90 [ 429.341278][ T3269] erofs_fc_get_tree+0x1c/0x20 [ 429.346022][ T3269] vfs_get_tree+0x88/0x290 [ 429.350429][ T3269] do_new_mount+0x289/0xad0 [ 429.354918][ T3269] ? do_move_mount_old+0x160/0x160 [ 429.360013][ T3269] ? security_capable+0xb2/0xd0 [ 429.364845][ T3269] ? ns_capable+0x8a/0xf0 [ 429.369157][ T3269] path_mount+0x60b/0x1050 [ 429.373554][ T3269] __se_sys_mount+0x2d2/0x3c0 [ 429.378213][ T3269] ? __x64_sys_mount+0xd0/0xd0 [ 429.382965][ T3269] __x64_sys_mount+0xbf/0xd0 [ 429.387540][ T3269] do_syscall_64+0x44/0xd0 [ 429.391941][ T3269] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 429.397819][ T3269] RIP: 0033:0x7f211b962c9a [ 429.402216][ T3269] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 429.422077][ T3269] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 429.430487][ T3269] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 429.438530][ T3269] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 429.446488][ T3269] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 429.454442][ T3269] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 429.462395][ T3269] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 429.470440][ T3269] write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 429.476506][ T3273] loop3: detected capacity change from 0 to 16 [ 429.483707][ T3269] kobject: can not set name properly! [ 429.489740][ T3273] FAULT_INJECTION: forcing a failure. [ 429.489740][ T3273] name failslab, interval 1, probability 0, space 0, times 0 [ 429.492465][ T3274] loop1: detected capacity change from 0 to 16 [ 429.504654][ T3273] CPU: 0 PID: 3273 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 429.509849][ T3275] loop2: detected capacity change from 0 to 16 [ 429.520500][ T3273] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 429.520513][ T3273] Call Trace: [ 429.520518][ T3273] [ 429.520523][ T3273] dump_stack_lvl+0x151/0x1b7 [ 429.520544][ T3273] ? bfq_pos_tree_add_move+0x43e/0x43e [ 429.528098][ T3277] loop5: detected capacity change from 0 to 16 [ 429.536813][ T3273] ? get_tree_bdev+0x417/0x640 [ 429.536841][ T3273] ? vfs_get_tree+0x88/0x290 [ 429.536854][ T3273] ? do_new_mount+0x289/0xad0 [ 429.542063][ T3277] FAULT_INJECTION: forcing a failure. [ 429.542063][ T3277] name failslab, interval 1, probability 0, space 0, times 0 [ 429.543035][ T3273] ? path_mount+0x60b/0x1050 [ 429.543061][ T3273] ? __x64_sys_mount+0xbf/0xd0 [ 429.548678][ T3274] FAULT_INJECTION: forcing a failure. [ 429.548678][ T3274] name failslab, interval 1, probability 0, space 0, times 0 [ 429.553148][ T3273] ? do_syscall_64+0x44/0xd0 [ 429.553170][ T3273] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 429.553193][ T3273] dump_stack+0x15/0x17 [ 429.559537][ T3275] FAULT_INJECTION: forcing a failure. [ 429.559537][ T3275] name failslab, interval 1, probability 0, space 0, times 0 [ 429.564141][ T3273] should_fail+0x3c0/0x510 [ 429.564164][ T3273] ? kvasprintf_const+0x139/0x180 [ 429.645168][ T3273] __should_failslab+0x9f/0xe0 [ 429.650051][ T3273] should_failslab+0x9/0x20 [ 429.654539][ T3273] __kmalloc_track_caller+0x6c/0x350 [ 429.659812][ T3273] kstrdup_const+0x55/0x90 [ 429.664225][ T3273] kvasprintf_const+0x139/0x180 [ 429.669157][ T3273] kobject_set_name_vargs+0x61/0x120 [ 429.674438][ T3273] kobject_init_and_add+0xdb/0x190 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 429.679625][ T3273] ? __kasan_check_write+0x14/0x20 [ 429.684724][ T3273] ? kobject_add+0x210/0x210 [ 429.689299][ T3273] ? inode_init_always+0x760/0x9b0 [ 429.694413][ T3273] ? _raw_spin_unlock+0x4d/0x70 [ 429.699539][ T3273] ? _raw_spin_unlock+0x4d/0x70 [ 429.704389][ T3273] erofs_register_sysfs+0xd1/0x130 [ 429.709499][ T3273] erofs_fc_fill_super+0x95c/0x1180 [ 429.714700][ T3273] get_tree_bdev+0x417/0x640 [ 429.719294][ T3273] ? erofs_release_device_info+0x90/0x90 [ 429.725001][ T3273] erofs_fc_get_tree+0x1c/0x20 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 429.729932][ T3273] vfs_get_tree+0x88/0x290 [ 429.734354][ T3273] do_new_mount+0x289/0xad0 [ 429.738855][ T3273] ? do_move_mount_old+0x160/0x160 [ 429.744003][ T3273] ? security_capable+0xb2/0xd0 [ 429.748942][ T3273] ? ns_capable+0x8a/0xf0 [ 429.753277][ T3273] path_mount+0x60b/0x1050 [ 429.757705][ T3273] __se_sys_mount+0x2d2/0x3c0 [ 429.762383][ T3273] ? __x64_sys_mount+0xd0/0xd0 [ 429.767144][ T3273] __x64_sys_mount+0xbf/0xd0 [ 429.771820][ T3273] do_syscall_64+0x44/0xd0 [ 429.776226][ T3273] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 429.782195][ T3273] RIP: 0033:0x7f211b962c9a [ 429.786599][ T3273] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 429.806191][ T3273] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 429.814599][ T3273] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 429.822988][ T3273] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 429.831036][ T3273] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 429.838991][ T3273] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 429.846947][ T3273] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 429.854907][ T3273] [ 429.858355][ T3275] CPU: 1 PID: 3275 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 429.861220][ T3273] kobject: can not set name properly! [ 429.869111][ T3275] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 429.869125][ T3275] Call Trace: [ 429.869130][ T3275] [ 429.869136][ T3275] dump_stack_lvl+0x151/0x1b7 [ 429.869158][ T3275] ? bfq_pos_tree_add_move+0x43e/0x43e [ 429.900789][ T3275] ? _raw_spin_lock+0xa3/0x1b0 [ 429.905549][ T3275] dump_stack+0x15/0x17 [ 429.909696][ T3275] should_fail+0x3c0/0x510 [ 429.914130][ T3275] __should_failslab+0x9f/0xe0 [ 429.918895][ T3275] should_failslab+0x9/0x20 [ 429.923382][ T3275] kmem_cache_alloc+0x4f/0x2f0 [ 429.928129][ T3275] ? erofs_alloc_inode+0x1b/0x50 [ 429.933053][ T3275] ? __kasan_check_write+0x14/0x20 [ 429.938161][ T3275] ? _erofs_info+0x190/0x190 [ 429.942734][ T3275] erofs_alloc_inode+0x1b/0x50 [ 429.947494][ T3275] ? _erofs_info+0x190/0x190 [ 429.952069][ T3275] new_inode_pseudo+0x64/0x220 [ 429.956819][ T3275] new_inode+0x28/0x1c0 [ 429.960983][ T3275] ? _raw_spin_unlock+0x4d/0x70 [ 429.965827][ T3275] ? erofs_shrinker_register+0xfb/0x110 [ 429.971367][ T3275] erofs_fc_fill_super+0x867/0x1180 [ 429.976640][ T3275] get_tree_bdev+0x417/0x640 [ 429.981246][ T3275] ? erofs_release_device_info+0x90/0x90 [ 429.986878][ T3275] erofs_fc_get_tree+0x1c/0x20 [ 429.991720][ T3275] vfs_get_tree+0x88/0x290 [ 429.996124][ T3275] do_new_mount+0x289/0xad0 [ 430.000627][ T3275] ? do_move_mount_old+0x160/0x160 [ 430.005987][ T3275] ? security_capable+0xb2/0xd0 [ 430.011342][ T3275] ? ns_capable+0x8a/0xf0 [ 430.015746][ T3275] path_mount+0x60b/0x1050 [ 430.020262][ T3275] __se_sys_mount+0x2d2/0x3c0 [ 430.024988][ T3275] ? __x64_sys_mount+0xd0/0xd0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 430.029826][ T3275] __x64_sys_mount+0xbf/0xd0 [ 430.034404][ T3275] do_syscall_64+0x44/0xd0 [ 430.038809][ T3275] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 430.044789][ T3275] RIP: 0033:0x7f211b962c9a [ 430.049190][ T3275] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 430.068870][ T3275] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 430.077443][ T3275] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 430.085573][ T3275] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 430.093532][ T3275] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 430.101583][ T3275] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 430.109540][ T3275] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 430.117499][ T3275] [ 430.120506][ T3274] CPU: 0 PID: 3274 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 430.131646][ T3274] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 430.141891][ T3274] Call Trace: [ 430.145389][ T3274] [ 430.148313][ T3274] dump_stack_lvl+0x151/0x1b7 [ 430.152996][ T3274] ? bfq_pos_tree_add_move+0x43e/0x43e [ 430.158707][ T3274] ? _raw_spin_lock+0xa3/0x1b0 [ 430.163564][ T3274] dump_stack+0x15/0x17 [ 430.167706][ T3274] should_fail+0x3c0/0x510 [ 430.172113][ T3274] __should_failslab+0x9f/0xe0 [ 430.176863][ T3274] should_failslab+0x9/0x20 [ 430.181361][ T3274] kmem_cache_alloc+0x4f/0x2f0 [ 430.186128][ T3274] ? erofs_alloc_inode+0x1b/0x50 [ 430.192268][ T3274] ? __kasan_check_write+0x14/0x20 [ 430.197368][ T3274] ? _erofs_info+0x190/0x190 [ 430.201950][ T3274] erofs_alloc_inode+0x1b/0x50 [ 430.206699][ T3274] ? _erofs_info+0x190/0x190 [ 430.211277][ T3274] new_inode_pseudo+0x64/0x220 [ 430.216026][ T3274] new_inode+0x28/0x1c0 [ 430.220169][ T3274] ? _raw_spin_unlock+0x4d/0x70 [ 430.225040][ T3274] ? erofs_shrinker_register+0xfb/0x110 [ 430.230573][ T3274] erofs_fc_fill_super+0x867/0x1180 [ 430.235846][ T3274] get_tree_bdev+0x417/0x640 [ 430.240423][ T3274] ? erofs_release_device_info+0x90/0x90 [ 430.246043][ T3274] erofs_fc_get_tree+0x1c/0x20 [ 430.250792][ T3274] vfs_get_tree+0x88/0x290 [ 430.255281][ T3274] do_new_mount+0x289/0xad0 [ 430.259776][ T3274] ? do_move_mount_old+0x160/0x160 [ 430.264876][ T3274] ? security_capable+0xb2/0xd0 [ 430.269718][ T3274] ? ns_capable+0x8a/0xf0 [ 430.274035][ T3274] path_mount+0x60b/0x1050 [ 430.278443][ T3274] __se_sys_mount+0x2d2/0x3c0 [ 430.283110][ T3274] ? __x64_sys_mount+0xd0/0xd0 [ 430.287870][ T3274] __x64_sys_mount+0xbf/0xd0 [ 430.292448][ T3274] do_syscall_64+0x44/0xd0 [ 430.296868][ T3274] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 430.302778][ T3274] RIP: 0033:0x7f211b962c9a [ 430.307211][ T3274] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 430.327777][ T3274] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 430.336195][ T3274] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 430.344166][ T3274] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 430.352130][ T3274] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 430.360088][ T3274] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 430.368049][ T3274] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 430.376101][ T3274] [ 430.379107][ T3277] CPU: 1 PID: 3277 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 430.389886][ T3277] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 430.399934][ T3277] Call Trace: [ 430.403208][ T3277] [ 430.406131][ T3277] dump_stack_lvl+0x151/0x1b7 [ 430.410820][ T3277] ? bfq_pos_tree_add_move+0x43e/0x43e [ 430.416294][ T3277] dump_stack+0x15/0x17 [ 430.420439][ T3277] should_fail+0x3c0/0x510 [ 430.424843][ T3277] __should_failslab+0x9f/0xe0 [ 430.429591][ T3277] should_failslab+0x9/0x20 [ 430.434076][ T3277] kmem_cache_alloc+0x4f/0x2f0 [ 430.438820][ T3277] ? from_kuid_munged+0x7b0/0x7b0 [ 430.443832][ T3277] ? security_inode_alloc+0x29/0x140 [ 430.449101][ T3277] security_inode_alloc+0x29/0x140 [ 430.454198][ T3277] inode_init_always+0x749/0x9b0 [ 430.459119][ T3277] ? _erofs_info+0x190/0x190 [ 430.463694][ T3277] new_inode_pseudo+0x93/0x220 [ 430.468448][ T3277] new_inode+0x28/0x1c0 [ 430.472597][ T3277] ? _raw_spin_unlock+0x4d/0x70 [ 430.477540][ T3277] ? erofs_shrinker_register+0xfb/0x110 [ 430.483074][ T3277] erofs_fc_fill_super+0x867/0x1180 [ 430.488700][ T3277] get_tree_bdev+0x417/0x640 [ 430.493276][ T3277] ? erofs_release_device_info+0x90/0x90 [ 430.499063][ T3277] erofs_fc_get_tree+0x1c/0x20 [ 430.503847][ T3277] vfs_get_tree+0x88/0x290 [ 430.508273][ T3277] do_new_mount+0x289/0xad0 [ 430.512781][ T3277] ? do_move_mount_old+0x160/0x160 [ 430.517899][ T3277] ? security_capable+0xb2/0xd0 [ 430.522822][ T3277] ? ns_capable+0x8a/0xf0 [ 430.527149][ T3277] path_mount+0x60b/0x1050 [ 430.531585][ T3277] __se_sys_mount+0x2d2/0x3c0 [ 430.536278][ T3277] ? __x64_sys_mount+0xd0/0xd0 [ 430.541046][ T3277] __x64_sys_mount+0xbf/0xd0 [ 430.545628][ T3277] do_syscall_64+0x44/0xd0 [ 430.550032][ T3277] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 430.555912][ T3277] RIP: 0033:0x7f211b962c9a [ 430.560309][ T3277] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 430.579907][ T3277] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 430.588318][ T3277] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 430.596362][ T3277] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 430.604316][ T3277] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 430.612269][ T3277] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 430.620221][ T3277] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 430.628179][ T3277] [ 430.641587][ T3279] loop0: detected capacity change from 0 to 16 [ 430.643042][ T3281] loop3: detected capacity change from 0 to 16 [ 430.648589][ T3279] FAULT_INJECTION: forcing a failure. [ 430.648589][ T3279] name failslab, interval 1, probability 0, space 0, times 0 [ 430.655749][ T3281] FAULT_INJECTION: forcing a failure. [ 430.655749][ T3281] name failslab, interval 1, probability 0, space 0, times 0 [ 430.667933][ T3279] CPU: 0 PID: 3279 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 430.690132][ T3279] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 430.700185][ T3279] Call Trace: [ 430.703466][ T3279] [ 430.706385][ T3279] dump_stack_lvl+0x151/0x1b7 [ 430.711055][ T3279] ? bfq_pos_tree_add_move+0x43e/0x43e [ 430.716504][ T3279] ? get_tree_bdev+0x417/0x640 [ 430.721275][ T3279] ? vfs_get_tree+0x88/0x290 [ 430.725873][ T3279] ? do_new_mount+0x289/0xad0 [ 430.730549][ T3279] ? path_mount+0x60b/0x1050 [ 430.735133][ T3279] ? __x64_sys_mount+0xbf/0xd0 [ 430.739896][ T3279] ? do_syscall_64+0x44/0xd0 [ 430.744581][ T3279] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 430.750661][ T3279] dump_stack+0x15/0x17 [ 430.754809][ T3279] should_fail+0x3c0/0x510 [ 430.759217][ T3279] ? kvasprintf_const+0x139/0x180 [ 430.764230][ T3279] __should_failslab+0x9f/0xe0 [ 430.769072][ T3279] should_failslab+0x9/0x20 [ 430.773563][ T3279] __kmalloc_track_caller+0x6c/0x350 [ 430.778923][ T3279] kstrdup_const+0x55/0x90 [ 430.783330][ T3279] kvasprintf_const+0x139/0x180 [ 430.788178][ T3279] kobject_set_name_vargs+0x61/0x120 [ 430.793468][ T3279] kobject_init_and_add+0xdb/0x190 [ 430.798570][ T3279] ? __kasan_check_write+0x14/0x20 [ 430.803758][ T3279] ? kobject_add+0x210/0x210 [ 430.808344][ T3279] ? inode_init_always+0x760/0x9b0 [ 430.813444][ T3279] ? _raw_spin_unlock+0x4d/0x70 [ 430.818287][ T3279] ? _raw_spin_unlock+0x4d/0x70 [ 430.823126][ T3279] erofs_register_sysfs+0xd1/0x130 [ 430.828229][ T3279] erofs_fc_fill_super+0x95c/0x1180 [ 430.833415][ T3279] get_tree_bdev+0x417/0x640 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 430.838002][ T3279] ? erofs_release_device_info+0x90/0x90 [ 430.843623][ T3279] erofs_fc_get_tree+0x1c/0x20 [ 430.848377][ T3279] vfs_get_tree+0x88/0x290 [ 430.852847][ T3279] do_new_mount+0x289/0xad0 [ 430.857345][ T3279] ? do_move_mount_old+0x160/0x160 [ 430.862447][ T3279] ? security_capable+0xb2/0xd0 [ 430.867290][ T3279] ? ns_capable+0x8a/0xf0 [ 430.871613][ T3279] path_mount+0x60b/0x1050 [ 430.876034][ T3279] __se_sys_mount+0x2d2/0x3c0 [ 430.880711][ T3279] ? __x64_sys_mount+0xd0/0xd0 [ 430.885485][ T3279] __x64_sys_mount+0xbf/0xd0 [ 430.890086][ T3279] do_syscall_64+0x44/0xd0 [ 430.894502][ T3279] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 430.900433][ T3279] RIP: 0033:0x7f211b962c9a [ 430.904850][ T3279] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 430.924450][ T3279] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 430.932855][ T3279] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 430.940862][ T3279] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 430.948820][ T3279] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 430.956781][ T3279] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 430.964743][ T3279] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 430.972706][ T3279] [ 430.975714][ T3281] CPU: 1 PID: 3281 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 430.976878][ T3279] kobject: can not set name properly! [ 430.986488][ T3281] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 430.986500][ T3281] Call Trace: [ 430.986506][ T3281] [ 430.986511][ T3281] dump_stack_lvl+0x151/0x1b7 [ 430.986533][ T3281] ? bfq_pos_tree_add_move+0x43e/0x43e [ 430.986548][ T3281] ? get_tree_bdev+0x417/0x640 [ 430.993068][ T3283] loop4: detected capacity change from 0 to 16 [ 431.001937][ T3281] ? vfs_get_tree+0x88/0x290 [ 431.001959][ T3281] ? do_new_mount+0x289/0xad0 [ 431.001975][ T3281] ? path_mount+0x60b/0x1050 [ 431.009306][ T3283] FAULT_INJECTION: forcing a failure. [ 431.009306][ T3283] name failslab, interval 1, probability 0, space 0, times 0 [ 431.012900][ T3281] ? __x64_sys_mount+0xbf/0xd0 [ 431.012925][ T3281] ? do_syscall_64+0x44/0xd0 [ 431.064866][ T3281] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 431.070936][ T3281] dump_stack+0x15/0x17 [ 431.075087][ T3281] should_fail+0x3c0/0x510 [ 431.079497][ T3281] ? kvasprintf_const+0x139/0x180 [ 431.084513][ T3281] __should_failslab+0x9f/0xe0 [ 431.089271][ T3281] should_failslab+0x9/0x20 [ 431.093769][ T3281] __kmalloc_track_caller+0x6c/0x350 [ 431.099045][ T3281] kstrdup_const+0x55/0x90 [ 431.103452][ T3281] kvasprintf_const+0x139/0x180 [ 431.108294][ T3281] kobject_set_name_vargs+0x61/0x120 [ 431.113563][ T3281] kobject_init_and_add+0xdb/0x190 [ 431.118665][ T3281] ? __kasan_check_write+0x14/0x20 [ 431.123768][ T3281] ? kobject_add+0x210/0x210 [ 431.128347][ T3281] ? inode_init_always+0x760/0x9b0 [ 431.133531][ T3281] ? _raw_spin_unlock+0x4d/0x70 [ 431.138456][ T3281] ? _raw_spin_unlock+0x4d/0x70 [ 431.143296][ T3281] erofs_register_sysfs+0xd1/0x130 [ 431.148405][ T3281] erofs_fc_fill_super+0x95c/0x1180 [ 431.153594][ T3281] get_tree_bdev+0x417/0x640 [ 431.158259][ T3281] ? erofs_release_device_info+0x90/0x90 [ 431.163882][ T3281] erofs_fc_get_tree+0x1c/0x20 [ 431.168637][ T3281] vfs_get_tree+0x88/0x290 [ 431.173042][ T3281] do_new_mount+0x289/0xad0 [ 431.177535][ T3281] ? do_move_mount_old+0x160/0x160 [ 431.182637][ T3281] ? security_capable+0xb2/0xd0 [ 431.187475][ T3281] ? ns_capable+0x8a/0xf0 [ 431.191807][ T3281] path_mount+0x60b/0x1050 [ 431.196235][ T3281] __se_sys_mount+0x2d2/0x3c0 [ 431.200939][ T3281] ? __x64_sys_mount+0xd0/0xd0 [ 431.205713][ T3281] __x64_sys_mount+0xbf/0xd0 [ 431.210301][ T3281] do_syscall_64+0x44/0xd0 [ 431.214736][ T3281] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 431.220627][ T3281] RIP: 0033:0x7f211b962c9a [ 431.225034][ T3281] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 431.244633][ T3281] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 431.253043][ T3281] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 431.261000][ T3281] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 431.268956][ T3281] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 431.276912][ T3281] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 431.284874][ T3281] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 431.292833][ T3281] [ 431.295841][ T3283] CPU: 0 PID: 3283 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 431.298407][ T3281] kobject: can not set name properly! [ 431.306600][ T3283] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 431.306611][ T3283] Call Trace: [ 431.306616][ T3283] [ 431.306620][ T3283] dump_stack_lvl+0x151/0x1b7 [ 431.332855][ T3283] ? bfq_pos_tree_add_move+0x43e/0x43e [ 431.338308][ T3283] dump_stack+0x15/0x17 [ 431.342533][ T3283] should_fail+0x3c0/0x510 [ 431.347031][ T3283] __should_failslab+0x9f/0xe0 [ 431.351804][ T3283] should_failslab+0x9/0x20 [ 431.356297][ T3283] kmem_cache_alloc+0x4f/0x2f0 [ 431.361050][ T3283] ? from_kuid_munged+0x7b0/0x7b0 [ 431.366061][ T3283] ? security_inode_alloc+0x29/0x140 [ 431.371342][ T3283] security_inode_alloc+0x29/0x140 [ 431.376433][ T3283] inode_init_always+0x749/0x9b0 [ 431.381352][ T3283] ? _erofs_info+0x190/0x190 [ 431.385923][ T3283] new_inode_pseudo+0x93/0x220 [ 431.390675][ T3283] new_inode+0x28/0x1c0 [ 431.394811][ T3283] ? _raw_spin_unlock+0x4d/0x70 [ 431.399686][ T3283] ? erofs_shrinker_register+0xfb/0x110 [ 431.405400][ T3283] erofs_fc_fill_super+0x867/0x1180 [ 431.410581][ T3283] get_tree_bdev+0x417/0x640 [ 431.415151][ T3283] ? erofs_release_device_info+0x90/0x90 [ 431.420763][ T3283] erofs_fc_get_tree+0x1c/0x20 [ 431.425509][ T3283] vfs_get_tree+0x88/0x290 [ 431.429954][ T3283] do_new_mount+0x289/0xad0 [ 431.434528][ T3283] ? do_move_mount_old+0x160/0x160 [ 431.439637][ T3283] ? security_capable+0xb2/0xd0 [ 431.444576][ T3283] ? ns_capable+0x8a/0xf0 [ 431.448893][ T3283] path_mount+0x60b/0x1050 [ 431.453294][ T3283] __se_sys_mount+0x2d2/0x3c0 [ 431.458043][ T3283] ? __x64_sys_mount+0xd0/0xd0 [ 431.462792][ T3283] __x64_sys_mount+0xbf/0xd0 [ 431.467363][ T3283] do_syscall_64+0x44/0xd0 [ 431.471779][ T3283] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 431.477684][ T3283] RIP: 0033:0x7f211b962c9a [ 431.482089][ T3283] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 431.501773][ T3283] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 431.510273][ T3283] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 431.518403][ T3283] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 431.526367][ T3283] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 431.534318][ T3283] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 431.542269][ T3283] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 431.550235][ T3283] [ 431.558330][ T3287] loop2: detected capacity change from 0 to 16 [ 431.562358][ T3286] loop5: detected capacity change from 0 to 16 [ 431.566482][ T3289] loop0: detected capacity change from 0 to 16 [ 431.571462][ T3286] FAULT_INJECTION: forcing a failure. [ 431.571462][ T3286] name failslab, interval 1, probability 0, space 0, times 0 [ 431.576967][ T3287] FAULT_INJECTION: forcing a failure. [ 431.576967][ T3287] name failslab, interval 1, probability 0, space 0, times 0 [ 431.590501][ T3289] FAULT_INJECTION: forcing a failure. [ 431.590501][ T3289] name failslab, interval 1, probability 0, space 0, times 0 [ 431.602162][ T3287] CPU: 1 PID: 3287 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 431.626192][ T3287] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 431.636442][ T3287] Call Trace: [ 431.639718][ T3287] [ 431.642635][ T3287] dump_stack_lvl+0x151/0x1b7 [ 431.648482][ T3287] ? bfq_pos_tree_add_move+0x43e/0x43e [ 431.653943][ T3287] dump_stack+0x15/0x17 [ 431.658088][ T3287] should_fail+0x3c0/0x510 [ 431.662501][ T3287] __should_failslab+0x9f/0xe0 [ 431.667254][ T3287] should_failslab+0x9/0x20 [ 431.671747][ T3287] kmem_cache_alloc+0x4f/0x2f0 [ 431.676501][ T3287] ? from_kuid_munged+0x7b0/0x7b0 [ 431.681526][ T3287] ? security_inode_alloc+0x29/0x140 [ 431.686817][ T3287] security_inode_alloc+0x29/0x140 [ 431.691918][ T3287] inode_init_always+0x749/0x9b0 [ 431.696845][ T3287] ? _erofs_info+0x190/0x190 [ 431.701423][ T3287] new_inode_pseudo+0x93/0x220 [ 431.706181][ T3287] new_inode+0x28/0x1c0 [ 431.710323][ T3287] ? _raw_spin_unlock+0x4d/0x70 [ 431.715162][ T3287] ? erofs_shrinker_register+0xfb/0x110 [ 431.720701][ T3287] erofs_fc_fill_super+0x867/0x1180 [ 431.725886][ T3287] get_tree_bdev+0x417/0x640 [ 431.730464][ T3287] ? erofs_release_device_info+0x90/0x90 [ 431.736089][ T3287] erofs_fc_get_tree+0x1c/0x20 [ 431.740959][ T3287] vfs_get_tree+0x88/0x290 [ 431.745450][ T3287] do_new_mount+0x289/0xad0 [ 431.749944][ T3287] ? do_move_mount_old+0x160/0x160 [ 431.755045][ T3287] ? security_capable+0xb2/0xd0 [ 431.759888][ T3287] ? ns_capable+0x8a/0xf0 [ 431.764205][ T3287] path_mount+0x60b/0x1050 [ 431.768616][ T3287] __se_sys_mount+0x2d2/0x3c0 [ 431.773455][ T3287] ? __x64_sys_mount+0xd0/0xd0 [ 431.778207][ T3287] ? vfs_mkdir+0x580/0x580 [ 431.782609][ T3287] __x64_sys_mount+0xbf/0xd0 [ 431.787200][ T3287] do_syscall_64+0x44/0xd0 [ 431.791610][ T3287] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 431.797493][ T3287] RIP: 0033:0x7f211b962c9a [ 431.801904][ T3287] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 431.821506][ T3287] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 431.827478][ T3291] loop1: detected capacity change from 0 to 16 [ 431.829929][ T3287] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 431.829950][ T3287] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 431.829968][ T3287] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 431.829979][ T3287] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 431.857863][ T3291] FAULT_INJECTION: forcing a failure. [ 431.857863][ T3291] name failslab, interval 1, probability 0, space 0, times 0 [ 431.860457][ T3287] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 431.860478][ T3287] [ 431.864555][ T3289] CPU: 1 PID: 3289 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 431.902800][ T3289] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 431.912855][ T3289] Call Trace: [ 431.916125][ T3289] [ 431.919109][ T3289] dump_stack_lvl+0x151/0x1b7 [ 431.923801][ T3289] ? bfq_pos_tree_add_move+0x43e/0x43e [ 431.929270][ T3289] ? get_tree_bdev+0x417/0x640 [ 431.934040][ T3289] ? vfs_get_tree+0x88/0x290 [ 431.938632][ T3289] ? do_new_mount+0x289/0xad0 [ 431.943311][ T3289] ? path_mount+0x60b/0x1050 [ 431.947926][ T3289] ? __x64_sys_mount+0xbf/0xd0 [ 431.952697][ T3289] ? do_syscall_64+0x44/0xd0 [ 431.966932][ T3289] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 431.973009][ T3289] dump_stack+0x15/0x17 [ 431.977249][ T3289] should_fail+0x3c0/0x510 [ 431.981659][ T3289] ? kvasprintf_const+0x139/0x180 [ 431.987283][ T3289] __should_failslab+0x9f/0xe0 [ 431.992036][ T3289] should_failslab+0x9/0x20 [ 431.996525][ T3289] __kmalloc_track_caller+0x6c/0x350 [ 432.001802][ T3289] kstrdup_const+0x55/0x90 [ 432.006205][ T3289] kvasprintf_const+0x139/0x180 [ 432.011045][ T3289] kobject_set_name_vargs+0x61/0x120 [ 432.016315][ T3289] kobject_init_and_add+0xdb/0x190 [ 432.021415][ T3289] ? __kasan_check_write+0x14/0x20 [ 432.026517][ T3289] ? kobject_add+0x210/0x210 [ 432.031097][ T3289] ? inode_init_always+0x760/0x9b0 [ 432.036287][ T3289] ? _raw_spin_unlock+0x4d/0x70 [ 432.041128][ T3289] ? _raw_spin_unlock+0x4d/0x70 [ 432.045966][ T3289] erofs_register_sysfs+0xd1/0x130 [ 432.051074][ T3289] erofs_fc_fill_super+0x95c/0x1180 [ 432.056269][ T3289] get_tree_bdev+0x417/0x640 [ 432.060847][ T3289] ? erofs_release_device_info+0x90/0x90 [ 432.066547][ T3289] erofs_fc_get_tree+0x1c/0x20 [ 432.071295][ T3289] vfs_get_tree+0x88/0x290 [ 432.075699][ T3289] do_new_mount+0x289/0xad0 [ 432.080185][ T3289] ? do_move_mount_old+0x160/0x160 [ 432.085281][ T3289] ? security_capable+0xb2/0xd0 [ 432.090116][ T3289] ? ns_capable+0x8a/0xf0 [ 432.094437][ T3289] path_mount+0x60b/0x1050 [ 432.098841][ T3289] __se_sys_mount+0x2d2/0x3c0 [ 432.104110][ T3289] ? __x64_sys_mount+0xd0/0xd0 [ 432.108894][ T3289] __x64_sys_mount+0xbf/0xd0 [ 432.113479][ T3289] do_syscall_64+0x44/0xd0 [ 432.117879][ T3289] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 432.123755][ T3289] RIP: 0033:0x7f211b962c9a [ 432.128245][ T3289] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 432.148204][ T3289] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 432.156871][ T3289] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 432.164836][ T3289] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 432.173064][ T3289] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 432.181015][ T3289] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 432.188965][ T3289] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 432.197094][ T3289] [ 432.200458][ T3286] CPU: 1 PID: 3286 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 432.211496][ T3286] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 432.221639][ T3286] Call Trace: [ 432.224925][ T3286] [ 432.227860][ T3286] dump_stack_lvl+0x151/0x1b7 [ 432.232546][ T3286] ? bfq_pos_tree_add_move+0x43e/0x43e [ 432.238085][ T3286] ? _raw_spin_lock+0xa3/0x1b0 [ 432.242943][ T3286] dump_stack+0x15/0x17 [ 432.247200][ T3286] should_fail+0x3c0/0x510 [ 432.251612][ T3286] __should_failslab+0x9f/0xe0 [ 432.256365][ T3286] should_failslab+0x9/0x20 [ 432.260850][ T3286] kmem_cache_alloc+0x4f/0x2f0 [ 432.265601][ T3286] ? erofs_alloc_inode+0x1b/0x50 [ 432.270536][ T3286] ? __kasan_check_write+0x14/0x20 [ 432.275635][ T3286] ? _erofs_info+0x190/0x190 [ 432.281771][ T3286] erofs_alloc_inode+0x1b/0x50 [ 432.286529][ T3286] ? _erofs_info+0x190/0x190 [ 432.291102][ T3286] new_inode_pseudo+0x64/0x220 [ 432.295858][ T3286] new_inode+0x28/0x1c0 [ 432.299994][ T3286] ? _raw_spin_unlock+0x4d/0x70 [ 432.304858][ T3286] ? erofs_shrinker_register+0xfb/0x110 [ 432.310388][ T3286] erofs_fc_fill_super+0x867/0x1180 [ 432.315570][ T3286] get_tree_bdev+0x417/0x640 [ 432.320157][ T3286] ? erofs_release_device_info+0x90/0x90 [ 432.325860][ T3286] erofs_fc_get_tree+0x1c/0x20 [ 432.330783][ T3286] vfs_get_tree+0x88/0x290 [ 432.335392][ T3286] do_new_mount+0x289/0xad0 [ 432.339900][ T3286] ? do_move_mount_old+0x160/0x160 [ 432.345030][ T3286] ? security_capable+0xb2/0xd0 [ 432.349866][ T3286] ? ns_capable+0x8a/0xf0 [ 432.354189][ T3286] path_mount+0x60b/0x1050 [ 432.358603][ T3286] __se_sys_mount+0x2d2/0x3c0 [ 432.363351][ T3286] ? __x64_sys_mount+0xd0/0xd0 [ 432.368452][ T3286] __x64_sys_mount+0xbf/0xd0 [ 432.373046][ T3286] do_syscall_64+0x44/0xd0 [ 432.377455][ T3286] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 432.383341][ T3286] RIP: 0033:0x7f211b962c9a [ 432.387746][ T3286] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 432.407343][ T3286] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 432.415749][ T3286] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 432.423964][ T3286] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 432.432177][ T3286] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 432.440132][ T3286] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 432.448083][ T3286] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 432.456037][ T3286] [ 432.459130][ T3291] CPU: 0 PID: 3291 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 432.461926][ T3289] kobject: can not set name properly! [ 432.469974][ T3291] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 432.469987][ T3291] Call Trace: [ 432.469992][ T3291] [ 432.469998][ T3291] dump_stack_lvl+0x151/0x1b7 [ 432.470024][ T3291] ? bfq_pos_tree_add_move+0x43e/0x43e [ 432.502103][ T3291] dump_stack+0x15/0x17 [ 432.506244][ T3291] should_fail+0x3c0/0x510 [ 432.510646][ T3291] __should_failslab+0x9f/0xe0 [ 432.515391][ T3291] should_failslab+0x9/0x20 [ 432.519889][ T3291] kmem_cache_alloc+0x4f/0x2f0 [ 432.524828][ T3291] ? from_kuid_munged+0x7b0/0x7b0 [ 432.529834][ T3291] ? security_inode_alloc+0x29/0x140 [ 432.535125][ T3291] security_inode_alloc+0x29/0x140 [ 432.540387][ T3291] inode_init_always+0x749/0x9b0 [ 432.545301][ T3291] ? _erofs_info+0x190/0x190 [ 432.549958][ T3291] new_inode_pseudo+0x93/0x220 [ 432.554709][ T3291] new_inode+0x28/0x1c0 [ 432.558855][ T3291] ? _raw_spin_unlock+0x4d/0x70 [ 432.563704][ T3291] ? erofs_shrinker_register+0xfb/0x110 [ 432.569229][ T3291] erofs_fc_fill_super+0x867/0x1180 [ 432.574408][ T3291] get_tree_bdev+0x417/0x640 [ 432.578976][ T3291] ? erofs_release_device_info+0x90/0x90 [ 432.584676][ T3291] erofs_fc_get_tree+0x1c/0x20 [ 432.589593][ T3291] vfs_get_tree+0x88/0x290 [ 432.593989][ T3291] do_new_mount+0x289/0xad0 [ 432.598490][ T3291] ? do_move_mount_old+0x160/0x160 [ 432.603603][ T3291] ? security_capable+0xb2/0xd0 [ 432.608526][ T3291] ? ns_capable+0x8a/0xf0 [ 432.612837][ T3291] path_mount+0x60b/0x1050 [ 432.617238][ T3291] __se_sys_mount+0x2d2/0x3c0 [ 432.621909][ T3291] ? __x64_sys_mount+0xd0/0xd0 [ 432.626841][ T3291] __x64_sys_mount+0xbf/0xd0 [ 432.631413][ T3291] do_syscall_64+0x44/0xd0 [ 432.635858][ T3291] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 432.641821][ T3291] RIP: 0033:0x7f211b962c9a [ 432.646220][ T3291] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 432.666216][ T3291] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 432.674721][ T3291] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 432.682683][ T3291] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 432.690634][ T3291] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 432.698584][ T3291] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 432.706931][ T3291] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 432.715160][ T3291] [ 432.724439][ T3295] loop4: detected capacity change from 0 to 16 [ 432.725355][ T3293] loop3: detected capacity change from 0 to 16 [ 432.732784][ T3297] loop2: detected capacity change from 0 to 16 [ 432.737775][ T3293] FAULT_INJECTION: forcing a failure. [ 432.737775][ T3293] name failslab, interval 1, probability 0, space 0, times 0 [ 432.743791][ T3295] FAULT_INJECTION: forcing a failure. [ 432.743791][ T3295] name failslab, interval 1, probability 0, space 0, times 0 [ 432.756149][ T3293] CPU: 0 PID: 3293 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 432.781153][ T3293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 432.791208][ T3293] Call Trace: [ 432.794472][ T3293] [ 432.797384][ T3293] dump_stack_lvl+0x151/0x1b7 [ 432.802043][ T3293] ? bfq_pos_tree_add_move+0x43e/0x43e [ 432.807505][ T3293] ? get_tree_bdev+0x417/0x640 [ 432.812248][ T3293] ? vfs_get_tree+0x88/0x290 [ 432.816816][ T3293] ? do_new_mount+0x289/0xad0 [ 432.821481][ T3293] ? path_mount+0x60b/0x1050 [ 432.826228][ T3293] ? __x64_sys_mount+0xbf/0xd0 [ 432.830979][ T3293] ? do_syscall_64+0x44/0xd0 [ 432.835660][ T3293] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 432.841740][ T3293] dump_stack+0x15/0x17 [ 432.845924][ T3293] should_fail+0x3c0/0x510 [ 432.850856][ T3293] ? kvasprintf_const+0x139/0x180 [ 432.855874][ T3293] __should_failslab+0x9f/0xe0 [ 432.860629][ T3293] should_failslab+0x9/0x20 [ 432.865113][ T3293] __kmalloc_track_caller+0x6c/0x350 [ 432.870386][ T3293] kstrdup_const+0x55/0x90 [ 432.874870][ T3293] kvasprintf_const+0x139/0x180 [ 432.879706][ T3293] kobject_set_name_vargs+0x61/0x120 [ 432.884972][ T3293] kobject_init_and_add+0xdb/0x190 [ 432.890062][ T3293] ? __kasan_check_write+0x14/0x20 [ 432.895241][ T3293] ? kobject_add+0x210/0x210 [ 432.899815][ T3293] ? inode_init_always+0x760/0x9b0 [ 432.904921][ T3293] ? _raw_spin_unlock+0x4d/0x70 [ 432.909767][ T3293] ? _raw_spin_unlock+0x4d/0x70 [ 432.914608][ T3293] erofs_register_sysfs+0xd1/0x130 [ 432.919702][ T3293] erofs_fc_fill_super+0x95c/0x1180 [ 432.924880][ T3293] get_tree_bdev+0x417/0x640 [ 432.929473][ T3293] ? erofs_release_device_info+0x90/0x90 [ 432.935096][ T3293] erofs_fc_get_tree+0x1c/0x20 [ 432.939838][ T3293] vfs_get_tree+0x88/0x290 [ 432.944234][ T3293] do_new_mount+0x289/0xad0 [ 432.948722][ T3293] ? do_move_mount_old+0x160/0x160 [ 432.953836][ T3293] ? security_capable+0xb2/0xd0 [ 432.958669][ T3293] ? ns_capable+0x8a/0xf0 [ 432.963084][ T3293] path_mount+0x60b/0x1050 [ 432.967514][ T3293] __se_sys_mount+0x2d2/0x3c0 [ 432.972195][ T3293] ? __x64_sys_mount+0xd0/0xd0 [ 432.977032][ T3293] __x64_sys_mount+0xbf/0xd0 [ 432.981609][ T3293] do_syscall_64+0x44/0xd0 [ 432.986010][ T3293] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 432.991889][ T3293] RIP: 0033:0x7f211b962c9a [ 432.996294][ T3293] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 433.015965][ T3293] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 433.024360][ T3293] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 433.032401][ T3293] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 433.040534][ T3293] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 433.048489][ T3293] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 433.056533][ T3293] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 433.064490][ T3293] [ 433.067804][ T3293] kobject: can not set name properly! [ 433.069136][ T3297] FAULT_INJECTION: forcing a failure. [ 433.069136][ T3297] name failslab, interval 1, probability 0, space 0, times 0 [ 433.077159][ T3295] CPU: 1 PID: 3295 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 433.096781][ T3295] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 433.106826][ T3295] Call Trace: [ 433.110092][ T3295] [ 433.113009][ T3295] dump_stack_lvl+0x151/0x1b7 [ 433.118239][ T3295] ? bfq_pos_tree_add_move+0x43e/0x43e [ 433.123865][ T3295] dump_stack+0x15/0x17 [ 433.128005][ T3295] should_fail+0x3c0/0x510 [ 433.132494][ T3295] __should_failslab+0x9f/0xe0 [ 433.137243][ T3295] should_failslab+0x9/0x20 [ 433.141817][ T3295] kmem_cache_alloc+0x4f/0x2f0 [ 433.146579][ T3295] ? from_kuid_munged+0x7b0/0x7b0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 433.151590][ T3295] ? security_inode_alloc+0x29/0x140 [ 433.156861][ T3295] security_inode_alloc+0x29/0x140 [ 433.161959][ T3295] inode_init_always+0x749/0x9b0 [ 433.166893][ T3295] ? _erofs_info+0x190/0x190 [ 433.171469][ T3295] new_inode_pseudo+0x93/0x220 [ 433.176230][ T3295] new_inode+0x28/0x1c0 [ 433.180387][ T3295] ? _raw_spin_unlock+0x4d/0x70 [ 433.185235][ T3295] ? erofs_shrinker_register+0xfb/0x110 [ 433.190780][ T3295] erofs_fc_fill_super+0x867/0x1180 [ 433.196069][ T3295] get_tree_bdev+0x417/0x640 [ 433.201102][ T3295] ? erofs_release_device_info+0x90/0x90 [ 433.206908][ T3295] erofs_fc_get_tree+0x1c/0x20 [ 433.211659][ T3295] vfs_get_tree+0x88/0x290 [ 433.216061][ T3295] do_new_mount+0x289/0xad0 [ 433.220638][ T3295] ? do_move_mount_old+0x160/0x160 [ 433.225736][ T3295] ? security_capable+0xb2/0xd0 [ 433.230567][ T3295] ? ns_capable+0x8a/0xf0 [ 433.234876][ T3295] path_mount+0x60b/0x1050 [ 433.239447][ T3295] __se_sys_mount+0x2d2/0x3c0 [ 433.244285][ T3295] ? __x64_sys_mount+0xd0/0xd0 [ 433.249308][ T3295] ? vfs_mkdir+0x580/0x580 [ 433.253896][ T3295] __x64_sys_mount+0xbf/0xd0 [ 433.258476][ T3295] do_syscall_64+0x44/0xd0 [ 433.262886][ T3295] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 433.268761][ T3295] RIP: 0033:0x7f211b962c9a [ 433.273163][ T3295] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 433.292928][ T3295] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 433.301429][ T3295] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 433.309384][ T3295] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 433.317423][ T3295] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 433.325642][ T3295] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 433.334047][ T3295] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 433.342105][ T3295] [ 433.345686][ T3297] CPU: 1 PID: 3297 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 433.356664][ T3297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 433.367403][ T3297] Call Trace: [ 433.370675][ T3297] [ 433.373590][ T3297] dump_stack_lvl+0x151/0x1b7 [ 433.378254][ T3297] ? bfq_pos_tree_add_move+0x43e/0x43e [ 433.383700][ T3297] ? get_tree_bdev+0x417/0x640 [ 433.388442][ T3297] ? vfs_get_tree+0x88/0x290 [ 433.393023][ T3297] ? do_new_mount+0x289/0xad0 [ 433.397680][ T3297] ? path_mount+0x60b/0x1050 [ 433.402249][ T3297] ? __x64_sys_mount+0xbf/0xd0 [ 433.407166][ T3297] ? do_syscall_64+0x44/0xd0 [ 433.411746][ T3297] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 433.418023][ T3297] dump_stack+0x15/0x17 [ 433.422252][ T3297] should_fail+0x3c0/0x510 [ 433.426737][ T3297] ? kvasprintf_const+0x139/0x180 [ 433.431774][ T3297] __should_failslab+0x9f/0xe0 [ 433.437282][ T3297] should_failslab+0x9/0x20 [ 433.441870][ T3297] __kmalloc_track_caller+0x6c/0x350 [ 433.447155][ T3297] kstrdup_const+0x55/0x90 [ 433.451676][ T3297] kvasprintf_const+0x139/0x180 [ 433.456715][ T3297] kobject_set_name_vargs+0x61/0x120 [ 433.462002][ T3297] kobject_init_and_add+0xdb/0x190 [ 433.467105][ T3297] ? __kasan_check_write+0x14/0x20 [ 433.472238][ T3297] ? kobject_add+0x210/0x210 [ 433.476849][ T3297] ? inode_init_always+0x760/0x9b0 [ 433.482047][ T3297] ? _raw_spin_unlock+0x4d/0x70 [ 433.486984][ T3297] ? _raw_spin_unlock+0x4d/0x70 [ 433.491903][ T3297] erofs_register_sysfs+0xd1/0x130 [ 433.496997][ T3297] erofs_fc_fill_super+0x95c/0x1180 [ 433.502536][ T3297] get_tree_bdev+0x417/0x640 [ 433.507132][ T3297] ? erofs_release_device_info+0x90/0x90 [ 433.512762][ T3297] erofs_fc_get_tree+0x1c/0x20 [ 433.517538][ T3297] vfs_get_tree+0x88/0x290 [ 433.521971][ T3297] do_new_mount+0x289/0xad0 [ 433.526474][ T3297] ? do_move_mount_old+0x160/0x160 [ 433.531775][ T3297] ? security_capable+0xb2/0xd0 [ 433.536633][ T3297] ? ns_capable+0x8a/0xf0 [ 433.541053][ T3297] path_mount+0x60b/0x1050 [ 433.545482][ T3297] __se_sys_mount+0x2d2/0x3c0 [ 433.550400][ T3297] ? __x64_sys_mount+0xd0/0xd0 [ 433.555235][ T3297] __x64_sys_mount+0xbf/0xd0 [ 433.559982][ T3297] do_syscall_64+0x44/0xd0 [ 433.564383][ T3297] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 433.570267][ T3297] RIP: 0033:0x7f211b962c9a [ 433.574673][ T3297] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 433.594270][ T3297] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 433.602667][ T3297] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 433.610623][ T3297] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 433.618584][ T3297] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 433.626625][ T3297] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 433.634586][ T3297] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 433.642568][ T3297] write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 433.649348][ T3299] loop0: detected capacity change from 0 to 16 [ 433.652321][ T3302] loop5: detected capacity change from 0 to 16 [ 433.657262][ T3303] loop1: detected capacity change from 0 to 16 [ 433.668858][ T3299] FAULT_INJECTION: forcing a failure. [ 433.668858][ T3299] name failslab, interval 1, probability 0, space 0, times 0 [ 433.672309][ T3297] kobject: can not set name properly! [ 433.685038][ T3299] CPU: 0 PID: 3299 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 433.687322][ T3302] FAULT_INJECTION: forcing a failure. [ 433.687322][ T3302] name failslab, interval 1, probability 0, space 0, times 0 [ 433.697754][ T3299] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 433.697766][ T3299] Call Trace: [ 433.697771][ T3299] [ 433.697777][ T3299] dump_stack_lvl+0x151/0x1b7 [ 433.697798][ T3299] ? bfq_pos_tree_add_move+0x43e/0x43e [ 433.697816][ T3299] dump_stack+0x15/0x17 [ 433.697831][ T3299] should_fail+0x3c0/0x510 [ 433.697851][ T3299] __should_failslab+0x9f/0xe0 [ 433.722411][ T3305] loop3: detected capacity change from 0 to 16 [ 433.724114][ T3299] should_failslab+0x9/0x20 [ 433.724138][ T3299] kmem_cache_alloc+0x4f/0x2f0 [ 433.765950][ T3299] ? from_kuid_munged+0x7b0/0x7b0 [ 433.770970][ T3299] ? security_inode_alloc+0x29/0x140 [ 433.776242][ T3299] security_inode_alloc+0x29/0x140 [ 433.781335][ T3299] inode_init_always+0x749/0x9b0 [ 433.786267][ T3299] ? _erofs_info+0x190/0x190 [ 433.790857][ T3299] new_inode_pseudo+0x93/0x220 [ 433.795635][ T3299] new_inode+0x28/0x1c0 [ 433.799781][ T3299] ? _raw_spin_unlock+0x4d/0x70 [ 433.804627][ T3299] ? erofs_shrinker_register+0xfb/0x110 [ 433.810246][ T3299] erofs_fc_fill_super+0x867/0x1180 [ 433.815424][ T3299] get_tree_bdev+0x417/0x640 [ 433.819993][ T3299] ? erofs_release_device_info+0x90/0x90 [ 433.825609][ T3299] erofs_fc_get_tree+0x1c/0x20 [ 433.830366][ T3299] vfs_get_tree+0x88/0x290 [ 433.834783][ T3299] do_new_mount+0x289/0xad0 [ 433.839279][ T3299] ? do_move_mount_old+0x160/0x160 [ 433.844379][ T3299] ? security_capable+0xb2/0xd0 [ 433.849217][ T3299] ? ns_capable+0x8a/0xf0 [ 433.853529][ T3299] path_mount+0x60b/0x1050 [ 433.857930][ T3299] __se_sys_mount+0x2d2/0x3c0 [ 433.862598][ T3299] ? __x64_sys_mount+0xd0/0xd0 [ 433.867519][ T3299] ? vfs_mkdir+0x580/0x580 [ 433.871916][ T3299] __x64_sys_mount+0xbf/0xd0 [ 433.876494][ T3299] do_syscall_64+0x44/0xd0 [ 433.880892][ T3299] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 433.886943][ T3299] RIP: 0033:0x7f211b962c9a [ 433.891341][ T3299] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 433.911204][ T3299] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 433.919640][ T3299] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 433.927610][ T3299] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 433.935664][ T3299] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 433.943627][ T3299] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 433.951596][ T3299] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 433.959640][ T3299] [ 433.965096][ T3305] FAULT_INJECTION: forcing a failure. [ 433.965096][ T3305] name failslab, interval 1, probability 0, space 0, times 0 [ 433.975066][ T3303] FAULT_INJECTION: forcing a failure. [ 433.975066][ T3303] name failslab, interval 1, probability 0, space 0, times 0 [ 433.978830][ T3305] CPU: 1 PID: 3305 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 434.001086][ T3305] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 434.011139][ T3305] Call Trace: [ 434.014411][ T3305] [ 434.017330][ T3305] dump_stack_lvl+0x151/0x1b7 [ 434.022001][ T3305] ? bfq_pos_tree_add_move+0x43e/0x43e [ 434.027447][ T3305] dump_stack+0x15/0x17 [ 434.031589][ T3305] should_fail+0x3c0/0x510 [ 434.036081][ T3305] __should_failslab+0x9f/0xe0 [ 434.040831][ T3305] should_failslab+0x9/0x20 [ 434.045320][ T3305] kmem_cache_alloc+0x4f/0x2f0 [ 434.050071][ T3305] ? from_kuid_munged+0x7b0/0x7b0 [ 434.055083][ T3305] ? security_inode_alloc+0x29/0x140 [ 434.060356][ T3305] security_inode_alloc+0x29/0x140 [ 434.065452][ T3305] inode_init_always+0x749/0x9b0 [ 434.070376][ T3305] ? _erofs_info+0x190/0x190 [ 434.074951][ T3305] new_inode_pseudo+0x93/0x220 [ 434.079704][ T3305] new_inode+0x28/0x1c0 [ 434.083850][ T3305] ? _raw_spin_unlock+0x4d/0x70 [ 434.088705][ T3305] ? erofs_shrinker_register+0xfb/0x110 [ 434.094237][ T3305] erofs_fc_fill_super+0x867/0x1180 [ 434.099421][ T3305] get_tree_bdev+0x417/0x640 [ 434.103997][ T3305] ? erofs_release_device_info+0x90/0x90 [ 434.109614][ T3305] erofs_fc_get_tree+0x1c/0x20 [ 434.114366][ T3305] vfs_get_tree+0x88/0x290 [ 434.118771][ T3305] do_new_mount+0x289/0xad0 [ 434.123264][ T3305] ? do_move_mount_old+0x160/0x160 [ 434.128360][ T3305] ? security_capable+0xb2/0xd0 [ 434.133198][ T3305] ? ns_capable+0x8a/0xf0 [ 434.137516][ T3305] path_mount+0x60b/0x1050 [ 434.142011][ T3305] __se_sys_mount+0x2d2/0x3c0 [ 434.146676][ T3305] ? __x64_sys_mount+0xd0/0xd0 [ 434.151435][ T3305] ? vfs_mkdir+0x580/0x580 [ 434.155837][ T3305] __x64_sys_mount+0xbf/0xd0 [ 434.160415][ T3305] do_syscall_64+0x44/0xd0 [ 434.164816][ T3305] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 434.170696][ T3305] RIP: 0033:0x7f211b962c9a [ 434.175100][ T3305] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 434.194772][ T3305] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 434.203172][ T3305] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 434.211126][ T3305] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 434.219080][ T3305] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 434.227032][ T3305] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 434.234987][ T3305] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 434.242947][ T3305] [ 434.245975][ T3303] CPU: 0 PID: 3303 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 434.256736][ T3303] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 434.266786][ T3303] Call Trace: [ 434.270063][ T3303] [ 434.272982][ T3303] dump_stack_lvl+0x151/0x1b7 [ 434.277655][ T3303] ? bfq_pos_tree_add_move+0x43e/0x43e [ 434.283102][ T3303] dump_stack+0x15/0x17 [ 434.287243][ T3303] should_fail+0x3c0/0x510 [ 434.291652][ T3303] __should_failslab+0x9f/0xe0 [ 434.296407][ T3303] should_failslab+0x9/0x20 [ 434.300899][ T3303] kmem_cache_alloc+0x4f/0x2f0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 434.305653][ T3303] ? from_kuid_munged+0x7b0/0x7b0 [ 434.310669][ T3303] ? security_inode_alloc+0x29/0x140 [ 434.315948][ T3303] security_inode_alloc+0x29/0x140 [ 434.321047][ T3303] inode_init_always+0x749/0x9b0 [ 434.325970][ T3303] ? _erofs_info+0x190/0x190 [ 434.330546][ T3303] new_inode_pseudo+0x93/0x220 [ 434.335297][ T3303] new_inode+0x28/0x1c0 [ 434.339437][ T3303] ? _raw_spin_unlock+0x4d/0x70 [ 434.344277][ T3303] ? erofs_shrinker_register+0xfb/0x110 [ 434.349810][ T3303] erofs_fc_fill_super+0x867/0x1180 [ 434.355000][ T3303] get_tree_bdev+0x417/0x640 [ 434.359586][ T3303] ? erofs_release_device_info+0x90/0x90 [ 434.365206][ T3303] erofs_fc_get_tree+0x1c/0x20 [ 434.369954][ T3303] vfs_get_tree+0x88/0x290 [ 434.374358][ T3303] do_new_mount+0x289/0xad0 [ 434.378852][ T3303] ? do_move_mount_old+0x160/0x160 [ 434.383956][ T3303] ? security_capable+0xb2/0xd0 [ 434.388797][ T3303] ? ns_capable+0x8a/0xf0 [ 434.393116][ T3303] path_mount+0x60b/0x1050 [ 434.397520][ T3303] __se_sys_mount+0x2d2/0x3c0 [ 434.402193][ T3303] ? __x64_sys_mount+0xd0/0xd0 [ 434.406942][ T3303] ? vfs_mkdir+0x580/0x580 [ 434.411344][ T3303] __x64_sys_mount+0xbf/0xd0 [ 434.415924][ T3303] do_syscall_64+0x44/0xd0 [ 434.420331][ T3303] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 434.426213][ T3303] RIP: 0033:0x7f211b962c9a [ 434.430625][ T3303] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 434.450304][ T3303] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 434.458707][ T3303] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 434.466670][ T3303] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 434.474629][ T3303] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 434.482587][ T3303] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 434.490717][ T3303] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 434.498678][ T3303] [ 434.501684][ T3302] CPU: 1 PID: 3302 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 434.512445][ T3302] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 434.522632][ T3302] Call Trace: [ 434.525905][ T3302] [ 434.528953][ T3302] dump_stack_lvl+0x151/0x1b7 [ 434.533636][ T3302] ? bfq_pos_tree_add_move+0x43e/0x43e [ 434.539104][ T3302] dump_stack+0x15/0x17 [ 434.543260][ T3302] should_fail+0x3c0/0x510 [ 434.547841][ T3302] __should_failslab+0x9f/0xe0 [ 434.552590][ T3302] should_failslab+0x9/0x20 [ 434.557084][ T3302] kmem_cache_alloc+0x4f/0x2f0 [ 434.561831][ T3302] ? __kernfs_new_node+0xdb/0x6e0 [ 434.566840][ T3302] __kernfs_new_node+0xdb/0x6e0 [ 434.571688][ T3302] ? erofs_fc_get_tree+0x1c/0x20 [ 434.576623][ T3302] ? vfs_get_tree+0x88/0x290 [ 434.581197][ T3302] ? do_new_mount+0x289/0xad0 [ 434.585858][ T3302] ? path_mount+0x60b/0x1050 [ 434.590447][ T3302] ? __se_sys_mount+0x2d2/0x3c0 [ 434.595302][ T3302] ? kernfs_new_node+0x170/0x170 [ 434.600333][ T3302] kernfs_create_dir_ns+0x9b/0x230 [ 434.605443][ T3302] sysfs_create_dir_ns+0x181/0x390 [ 434.610539][ T3302] ? sysfs_warn_dup+0xa0/0xa0 [ 434.615196][ T3302] ? memcpy+0x56/0x70 [ 434.619178][ T3302] kobject_add_internal+0x766/0xda0 [ 434.624387][ T3302] kobject_init_and_add+0x123/0x190 [ 434.629568][ T3302] ? __kasan_check_write+0x14/0x20 [ 434.634860][ T3302] ? kobject_add+0x210/0x210 [ 434.639428][ T3302] ? inode_init_always+0x760/0x9b0 [ 434.644522][ T3302] ? _raw_spin_unlock+0x4d/0x70 [ 434.649358][ T3302] ? _raw_spin_unlock+0x4d/0x70 [ 434.654194][ T3302] erofs_register_sysfs+0xd1/0x130 [ 434.659288][ T3302] erofs_fc_fill_super+0x95c/0x1180 [ 434.664467][ T3302] get_tree_bdev+0x417/0x640 [ 434.669038][ T3302] ? erofs_release_device_info+0x90/0x90 [ 434.674651][ T3302] erofs_fc_get_tree+0x1c/0x20 [ 434.679396][ T3302] vfs_get_tree+0x88/0x290 [ 434.683895][ T3302] do_new_mount+0x289/0xad0 [ 434.688410][ T3302] ? do_move_mount_old+0x160/0x160 [ 434.693515][ T3302] ? security_capable+0xb2/0xd0 [ 434.698357][ T3302] ? ns_capable+0x8a/0xf0 [ 434.702670][ T3302] path_mount+0x60b/0x1050 [ 434.707071][ T3302] __se_sys_mount+0x2d2/0x3c0 [ 434.711747][ T3302] ? __x64_sys_mount+0xd0/0xd0 [ 434.716517][ T3302] ? vfs_mkdir+0x580/0x580 [ 434.720921][ T3302] __x64_sys_mount+0xbf/0xd0 [ 434.725506][ T3302] do_syscall_64+0x44/0xd0 [ 434.729936][ T3302] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 434.735832][ T3302] RIP: 0033:0x7f211b962c9a [ 434.740239][ T3302] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 434.759919][ T3302] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 434.768317][ T3302] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 434.776279][ T3302] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 434.784234][ T3302] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 434.792187][ T3302] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 434.800149][ T3302] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 434.808196][ T3302] [ 434.811918][ T3302] kobject_add_internal failed for loop5 (error: -12 parent: erofs) [ 434.820504][ T3308] loop0: detected capacity change from 0 to 16 [ 434.820915][ T3309] loop4: detected capacity change from 0 to 16 [ 434.834322][ T3309] FAULT_INJECTION: forcing a failure. [ 434.834322][ T3309] name failslab, interval 1, probability 0, space 0, times 0 [ 434.836537][ T3308] FAULT_INJECTION: forcing a failure. [ 434.836537][ T3308] name failslab, interval 1, probability 0, space 0, times 0 [ 434.848827][ T3309] CPU: 0 PID: 3309 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 434.862630][ T3311] loop3: detected capacity change from 0 to 16 [ 434.871231][ T3309] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 434.871243][ T3309] Call Trace: [ 434.871249][ T3309] [ 434.871254][ T3309] dump_stack_lvl+0x151/0x1b7 [ 434.871275][ T3309] ? bfq_pos_tree_add_move+0x43e/0x43e [ 434.871290][ T3309] ? _raw_spin_lock+0xa3/0x1b0 [ 434.887264][ T3311] FAULT_INJECTION: forcing a failure. [ 434.887264][ T3311] name failslab, interval 1, probability 0, space 0, times 0 [ 434.887447][ T3309] dump_stack+0x15/0x17 [ 434.925112][ T3309] should_fail+0x3c0/0x510 [ 434.929536][ T3309] __should_failslab+0x9f/0xe0 [ 434.934298][ T3309] should_failslab+0x9/0x20 [ 434.938789][ T3309] kmem_cache_alloc+0x4f/0x2f0 [ 434.943537][ T3309] ? erofs_alloc_inode+0x1b/0x50 [ 434.948463][ T3309] ? __kasan_check_write+0x14/0x20 [ 434.953560][ T3309] ? _erofs_info+0x190/0x190 [ 434.958134][ T3309] erofs_alloc_inode+0x1b/0x50 [ 434.962882][ T3309] ? _erofs_info+0x190/0x190 [ 434.967455][ T3309] new_inode_pseudo+0x64/0x220 [ 434.972204][ T3309] new_inode+0x28/0x1c0 [ 434.976349][ T3309] ? _raw_spin_unlock+0x4d/0x70 [ 434.981186][ T3309] ? erofs_shrinker_register+0xfb/0x110 [ 434.986718][ T3309] erofs_fc_fill_super+0x867/0x1180 [ 434.991903][ T3309] get_tree_bdev+0x417/0x640 [ 434.996490][ T3309] ? erofs_release_device_info+0x90/0x90 [ 435.002148][ T3309] erofs_fc_get_tree+0x1c/0x20 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 435.006900][ T3309] vfs_get_tree+0x88/0x290 [ 435.011301][ T3309] do_new_mount+0x289/0xad0 [ 435.015796][ T3309] ? do_move_mount_old+0x160/0x160 [ 435.020901][ T3309] ? security_capable+0xb2/0xd0 [ 435.025740][ T3309] ? ns_capable+0x8a/0xf0 [ 435.030062][ T3309] path_mount+0x60b/0x1050 [ 435.034574][ T3309] __se_sys_mount+0x2d2/0x3c0 [ 435.039242][ T3309] ? __x64_sys_mount+0xd0/0xd0 [ 435.043996][ T3309] __x64_sys_mount+0xbf/0xd0 [ 435.048580][ T3309] do_syscall_64+0x44/0xd0 [ 435.052981][ T3309] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 435.058904][ T3309] RIP: 0033:0x7f211b962c9a [ 435.063307][ T3309] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 435.082901][ T3309] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 435.091304][ T3309] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 435.099750][ T3309] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 435.107724][ T3309] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 435.115690][ T3309] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 435.123647][ T3309] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 435.131616][ T3309] [ 435.135022][ T3308] CPU: 0 PID: 3308 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 435.145796][ T3308] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 435.155846][ T3308] Call Trace: [ 435.159316][ T3308] [ 435.162247][ T3308] dump_stack_lvl+0x151/0x1b7 [ 435.166938][ T3308] ? bfq_pos_tree_add_move+0x43e/0x43e [ 435.172403][ T3308] ? get_tree_bdev+0x417/0x640 [ 435.177163][ T3308] ? vfs_get_tree+0x88/0x290 [ 435.181747][ T3308] ? do_new_mount+0x289/0xad0 [ 435.186439][ T3308] ? path_mount+0x60b/0x1050 [ 435.191033][ T3308] ? __x64_sys_mount+0xbf/0xd0 [ 435.195799][ T3308] ? do_syscall_64+0x44/0xd0 [ 435.200381][ T3308] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 435.206441][ T3308] dump_stack+0x15/0x17 [ 435.210706][ T3308] should_fail+0x3c0/0x510 [ 435.215128][ T3308] ? kvasprintf_const+0x139/0x180 [ 435.220146][ T3308] __should_failslab+0x9f/0xe0 [ 435.224903][ T3308] should_failslab+0x9/0x20 [ 435.229388][ T3308] __kmalloc_track_caller+0x6c/0x350 [ 435.234742][ T3308] kstrdup_const+0x55/0x90 [ 435.239143][ T3308] kvasprintf_const+0x139/0x180 [ 435.243977][ T3308] kobject_set_name_vargs+0x61/0x120 [ 435.249246][ T3308] kobject_init_and_add+0xdb/0x190 [ 435.254341][ T3308] ? __kasan_check_write+0x14/0x20 [ 435.259463][ T3308] ? kobject_add+0x210/0x210 [ 435.264032][ T3308] ? inode_init_always+0x760/0x9b0 [ 435.269122][ T3308] ? _raw_spin_unlock+0x4d/0x70 [ 435.274107][ T3308] ? _raw_spin_unlock+0x4d/0x70 [ 435.279164][ T3308] erofs_register_sysfs+0xd1/0x130 [ 435.284365][ T3308] erofs_fc_fill_super+0x95c/0x1180 [ 435.289640][ T3308] get_tree_bdev+0x417/0x640 [ 435.294211][ T3308] ? erofs_release_device_info+0x90/0x90 [ 435.299831][ T3308] erofs_fc_get_tree+0x1c/0x20 [ 435.304573][ T3308] vfs_get_tree+0x88/0x290 [ 435.308980][ T3308] do_new_mount+0x289/0xad0 [ 435.313553][ T3308] ? do_move_mount_old+0x160/0x160 [ 435.318644][ T3308] ? security_capable+0xb2/0xd0 [ 435.323475][ T3308] ? ns_capable+0x8a/0xf0 [ 435.327803][ T3308] path_mount+0x60b/0x1050 [ 435.332377][ T3308] __se_sys_mount+0x2d2/0x3c0 [ 435.337050][ T3308] ? __x64_sys_mount+0xd0/0xd0 [ 435.341827][ T3308] ? vfs_mkdir+0x580/0x580 [ 435.346321][ T3308] __x64_sys_mount+0xbf/0xd0 [ 435.350988][ T3308] do_syscall_64+0x44/0xd0 [ 435.355386][ T3308] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 435.361432][ T3308] RIP: 0033:0x7f211b962c9a [ 435.365843][ T3308] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 435.385815][ T3308] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 435.394225][ T3308] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 435.402198][ T3308] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 435.410152][ T3308] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 435.418103][ T3308] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 435.426318][ T3308] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 435.434285][ T3308] [ 435.438270][ T3311] CPU: 0 PID: 3311 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 435.441552][ T3313] loop2: detected capacity change from 0 to 16 [ 435.449054][ T3311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 435.449067][ T3311] Call Trace: [ 435.449072][ T3311] [ 435.449077][ T3311] dump_stack_lvl+0x151/0x1b7 [ 435.449098][ T3311] ? bfq_pos_tree_add_move+0x43e/0x43e [ 435.449114][ T3311] dump_stack+0x15/0x17 [ 435.449126][ T3311] should_fail+0x3c0/0x510 [ 435.456381][ T3313] FAULT_INJECTION: forcing a failure. [ 435.456381][ T3313] name failslab, interval 1, probability 0, space 0, times 0 [ 435.465600][ T3311] __should_failslab+0x9f/0xe0 [ 435.465625][ T3311] should_failslab+0x9/0x20 [ 435.465639][ T3311] kmem_cache_alloc+0x4f/0x2f0 [ 435.517527][ T3311] ? from_kuid_munged+0x7b0/0x7b0 [ 435.522557][ T3311] ? security_inode_alloc+0x29/0x140 [ 435.527938][ T3311] security_inode_alloc+0x29/0x140 [ 435.533037][ T3311] inode_init_always+0x749/0x9b0 [ 435.537962][ T3311] ? _erofs_info+0x190/0x190 [ 435.542540][ T3311] new_inode_pseudo+0x93/0x220 [ 435.547462][ T3311] new_inode+0x28/0x1c0 [ 435.551604][ T3311] ? _raw_spin_unlock+0x4d/0x70 [ 435.556444][ T3311] ? erofs_shrinker_register+0xfb/0x110 [ 435.561983][ T3311] erofs_fc_fill_super+0x867/0x1180 [ 435.567166][ T3311] get_tree_bdev+0x417/0x640 [ 435.571751][ T3311] ? erofs_release_device_info+0x90/0x90 [ 435.577395][ T3311] erofs_fc_get_tree+0x1c/0x20 [ 435.582153][ T3311] vfs_get_tree+0x88/0x290 [ 435.586561][ T3311] do_new_mount+0x289/0xad0 [ 435.591064][ T3311] ? do_move_mount_old+0x160/0x160 [ 435.596162][ T3311] ? security_capable+0xb2/0xd0 [ 435.601002][ T3311] ? ns_capable+0x8a/0xf0 [ 435.605317][ T3311] path_mount+0x60b/0x1050 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 435.609727][ T3311] __se_sys_mount+0x2d2/0x3c0 [ 435.614742][ T3311] ? __x64_sys_mount+0xd0/0xd0 [ 435.619492][ T3311] __x64_sys_mount+0xbf/0xd0 [ 435.624100][ T3311] do_syscall_64+0x44/0xd0 [ 435.628506][ T3311] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 435.634400][ T3311] RIP: 0033:0x7f211b962c9a [ 435.638911][ T3311] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 435.658509][ T3311] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 435.666919][ T3311] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 435.674882][ T3311] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 435.682839][ T3311] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 435.690798][ T3311] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 435.698758][ T3311] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 435.706731][ T3311] [ 435.709748][ T3313] CPU: 1 PID: 3313 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 435.720517][ T3313] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 435.730566][ T3313] Call Trace: [ 435.733827][ T3313] [ 435.736742][ T3313] dump_stack_lvl+0x151/0x1b7 [ 435.741409][ T3313] ? bfq_pos_tree_add_move+0x43e/0x43e [ 435.746849][ T3313] dump_stack+0x15/0x17 [ 435.750984][ T3313] should_fail+0x3c0/0x510 [ 435.755384][ T3313] __should_failslab+0x9f/0xe0 [ 435.760128][ T3313] should_failslab+0x9/0x20 [ 435.764612][ T3313] kmem_cache_alloc+0x4f/0x2f0 [ 435.769358][ T3313] ? from_kuid_munged+0x7b0/0x7b0 [ 435.774364][ T3313] ? security_inode_alloc+0x29/0x140 [ 435.779632][ T3313] security_inode_alloc+0x29/0x140 [ 435.784722][ T3313] inode_init_always+0x749/0x9b0 [ 435.789644][ T3313] ? _erofs_info+0x190/0x190 [ 435.794214][ T3313] new_inode_pseudo+0x93/0x220 [ 435.798958][ T3313] new_inode+0x28/0x1c0 [ 435.803095][ T3313] ? _raw_spin_unlock+0x4d/0x70 [ 435.807942][ T3313] ? erofs_shrinker_register+0xfb/0x110 [ 435.813490][ T3313] erofs_fc_fill_super+0x867/0x1180 [ 435.818704][ T3313] get_tree_bdev+0x417/0x640 [ 435.823296][ T3313] ? erofs_release_device_info+0x90/0x90 [ 435.828915][ T3313] erofs_fc_get_tree+0x1c/0x20 [ 435.833662][ T3313] vfs_get_tree+0x88/0x290 [ 435.838069][ T3313] do_new_mount+0x289/0xad0 [ 435.842556][ T3313] ? do_move_mount_old+0x160/0x160 [ 435.847654][ T3313] ? security_capable+0xb2/0xd0 [ 435.852484][ T3313] ? ns_capable+0x8a/0xf0 [ 435.856794][ T3313] path_mount+0x60b/0x1050 [ 435.861206][ T3313] __se_sys_mount+0x2d2/0x3c0 [ 435.865889][ T3313] ? __x64_sys_mount+0xd0/0xd0 [ 435.870643][ T3313] __x64_sys_mount+0xbf/0xd0 [ 435.875219][ T3313] do_syscall_64+0x44/0xd0 [ 435.879621][ T3313] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 435.885499][ T3313] RIP: 0033:0x7f211b962c9a [ 435.889906][ T3313] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 435.909518][ T3313] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 435.918020][ T3313] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 435.925988][ T3313] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 435.933955][ T3313] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 435.941915][ T3313] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 435.949878][ T3313] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 435.957835][ T3313] write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 435.961370][ T3308] kobject: can not set name properly! [ 435.970216][ T3316] loop1: detected capacity change from 0 to 16 [ 435.971480][ T3318] loop5: detected capacity change from 0 to 16 [ 435.978016][ T3316] FAULT_INJECTION: forcing a failure. [ 435.978016][ T3316] name failslab, interval 1, probability 0, space 0, times 0 [ 435.990561][ T3319] loop4: detected capacity change from 0 to 16 [ 435.997788][ T3316] CPU: 0 PID: 3316 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 436.003590][ T3318] FAULT_INJECTION: forcing a failure. [ 436.003590][ T3318] name failslab, interval 1, probability 0, space 0, times 0 [ 436.012403][ T3316] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 436.012414][ T3316] Call Trace: [ 436.012419][ T3316] [ 436.012425][ T3316] dump_stack_lvl+0x151/0x1b7 [ 436.012446][ T3316] ? bfq_pos_tree_add_move+0x43e/0x43e [ 436.051776][ T3316] ? get_tree_bdev+0x417/0x640 [ 436.056637][ T3316] ? vfs_get_tree+0x88/0x290 [ 436.061583][ T3316] ? do_new_mount+0x289/0xad0 [ 436.066344][ T3316] ? path_mount+0x60b/0x1050 [ 436.070923][ T3316] ? __x64_sys_mount+0xbf/0xd0 [ 436.075673][ T3316] ? do_syscall_64+0x44/0xd0 [ 436.080251][ T3316] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 436.086309][ T3316] dump_stack+0x15/0x17 [ 436.090454][ T3316] should_fail+0x3c0/0x510 [ 436.094857][ T3316] ? kvasprintf_const+0x139/0x180 [ 436.100475][ T3316] __should_failslab+0x9f/0xe0 [ 436.105225][ T3316] should_failslab+0x9/0x20 [ 436.109900][ T3316] __kmalloc_track_caller+0x6c/0x350 [ 436.115196][ T3316] kstrdup_const+0x55/0x90 [ 436.119604][ T3316] kvasprintf_const+0x139/0x180 [ 436.124444][ T3316] kobject_set_name_vargs+0x61/0x120 [ 436.129804][ T3316] kobject_init_and_add+0xdb/0x190 [ 436.134911][ T3316] ? __kasan_check_write+0x14/0x20 [ 436.140272][ T3316] ? kobject_add+0x210/0x210 [ 436.144932][ T3316] ? inode_init_always+0x760/0x9b0 [ 436.150024][ T3316] ? _raw_spin_unlock+0x4d/0x70 [ 436.154863][ T3316] ? _raw_spin_unlock+0x4d/0x70 [ 436.159708][ T3316] erofs_register_sysfs+0xd1/0x130 [ 436.164819][ T3316] erofs_fc_fill_super+0x95c/0x1180 [ 436.170004][ T3316] get_tree_bdev+0x417/0x640 [ 436.174581][ T3316] ? erofs_release_device_info+0x90/0x90 [ 436.180198][ T3316] erofs_fc_get_tree+0x1c/0x20 [ 436.184946][ T3316] vfs_get_tree+0x88/0x290 [ 436.189387][ T3316] do_new_mount+0x289/0xad0 [ 436.193886][ T3316] ? do_move_mount_old+0x160/0x160 [ 436.198982][ T3316] ? security_capable+0xb2/0xd0 [ 436.203903][ T3316] ? ns_capable+0x8a/0xf0 [ 436.208220][ T3316] path_mount+0x60b/0x1050 [ 436.212622][ T3316] __se_sys_mount+0x2d2/0x3c0 [ 436.217288][ T3316] ? __x64_sys_mount+0xd0/0xd0 [ 436.222305][ T3316] __x64_sys_mount+0xbf/0xd0 [ 436.226969][ T3316] do_syscall_64+0x44/0xd0 [ 436.231381][ T3316] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 436.237356][ T3316] RIP: 0033:0x7f211b962c9a [ 436.241938][ T3316] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 436.261712][ T3316] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 436.270116][ T3316] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 436.278161][ T3316] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 436.286120][ T3316] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 436.294075][ T3316] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 436.302034][ T3316] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 436.309993][ T3316] [ 436.313090][ T3318] CPU: 1 PID: 3318 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 436.314399][ T3316] kobject: can not set name properly! [ 436.324165][ T3318] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 436.324179][ T3318] Call Trace: [ 436.324184][ T3318] [ 436.324189][ T3318] dump_stack_lvl+0x151/0x1b7 [ 436.324212][ T3318] ? bfq_pos_tree_add_move+0x43e/0x43e [ 436.332252][ T3319] FAULT_INJECTION: forcing a failure. [ 436.332252][ T3319] name failslab, interval 1, probability 0, space 0, times 0 [ 436.339601][ T3318] dump_stack+0x15/0x17 [ 436.339622][ T3318] should_fail+0x3c0/0x510 [ 436.339640][ T3318] __should_failslab+0x9f/0xe0 [ 436.339656][ T3318] should_failslab+0x9/0x20 [ 436.339670][ T3318] kmem_cache_alloc+0x4f/0x2f0 [ 436.339687][ T3318] ? __kernfs_new_node+0xdb/0x6e0 [ 436.339705][ T3318] __kernfs_new_node+0xdb/0x6e0 [ 436.339718][ T3318] ? erofs_fc_get_tree+0x1c/0x20 [ 436.406081][ T3318] ? vfs_get_tree+0x88/0x290 [ 436.410837][ T3318] ? do_new_mount+0x289/0xad0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 436.415500][ T3318] ? path_mount+0x60b/0x1050 [ 436.420424][ T3318] ? __se_sys_mount+0x2d2/0x3c0 [ 436.425439][ T3318] ? kernfs_new_node+0x170/0x170 [ 436.430379][ T3318] kernfs_create_dir_ns+0x9b/0x230 [ 436.435475][ T3318] sysfs_create_dir_ns+0x181/0x390 [ 436.440595][ T3318] ? sysfs_warn_dup+0xa0/0xa0 [ 436.445373][ T3318] ? memcpy+0x56/0x70 [ 436.449434][ T3318] kobject_add_internal+0x766/0xda0 [ 436.454833][ T3318] kobject_init_and_add+0x123/0x190 [ 436.460020][ T3318] ? __kasan_check_write+0x14/0x20 [ 436.465126][ T3318] ? kobject_add+0x210/0x210 [ 436.469697][ T3318] ? inode_init_always+0x760/0x9b0 [ 436.474788][ T3318] ? _raw_spin_unlock+0x4d/0x70 [ 436.479621][ T3318] ? _raw_spin_unlock+0x4d/0x70 [ 436.484718][ T3318] erofs_register_sysfs+0xd1/0x130 [ 436.489901][ T3318] erofs_fc_fill_super+0x95c/0x1180 [ 436.495080][ T3318] get_tree_bdev+0x417/0x640 [ 436.499652][ T3318] ? erofs_release_device_info+0x90/0x90 [ 436.505266][ T3318] erofs_fc_get_tree+0x1c/0x20 [ 436.510019][ T3318] vfs_get_tree+0x88/0x290 [ 436.514415][ T3318] do_new_mount+0x289/0xad0 [ 436.518912][ T3318] ? do_move_mount_old+0x160/0x160 [ 436.524022][ T3318] ? security_capable+0xb2/0xd0 [ 436.528855][ T3318] ? ns_capable+0x8a/0xf0 [ 436.533166][ T3318] path_mount+0x60b/0x1050 [ 436.537658][ T3318] __se_sys_mount+0x2d2/0x3c0 [ 436.542490][ T3318] ? __x64_sys_mount+0xd0/0xd0 [ 436.547245][ T3318] __x64_sys_mount+0xbf/0xd0 [ 436.551844][ T3318] do_syscall_64+0x44/0xd0 [ 436.556247][ T3318] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 436.562139][ T3318] RIP: 0033:0x7f211b962c9a [ 436.566534][ T3318] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 436.586902][ T3318] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 436.595295][ T3318] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 436.603341][ T3318] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 436.611478][ T3318] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 436.619428][ T3318] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 436.627556][ T3318] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 436.635517][ T3318] [ 436.641006][ T3321] loop3: detected capacity change from 0 to 16 [ 436.647344][ T3319] CPU: 1 PID: 3319 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 436.658107][ T3319] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 436.668160][ T3319] Call Trace: [ 436.671431][ T3319] [ 436.674350][ T3319] dump_stack_lvl+0x151/0x1b7 [ 436.679012][ T3319] ? bfq_pos_tree_add_move+0x43e/0x43e [ 436.684451][ T3319] ? get_tree_bdev+0x417/0x640 [ 436.689194][ T3319] ? vfs_get_tree+0x88/0x290 [ 436.693852][ T3319] ? do_new_mount+0x289/0xad0 [ 436.698518][ T3319] ? path_mount+0x60b/0x1050 [ 436.703538][ T3319] ? __x64_sys_mount+0xbf/0xd0 [ 436.708281][ T3319] ? do_syscall_64+0x44/0xd0 [ 436.712939][ T3319] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 436.718988][ T3319] dump_stack+0x15/0x17 [ 436.723124][ T3319] should_fail+0x3c0/0x510 [ 436.727539][ T3319] ? kvasprintf_const+0x139/0x180 [ 436.732631][ T3319] __should_failslab+0x9f/0xe0 [ 436.737377][ T3319] should_failslab+0x9/0x20 [ 436.741860][ T3319] __kmalloc_track_caller+0x6c/0x350 [ 436.747125][ T3319] kstrdup_const+0x55/0x90 [ 436.751523][ T3319] kvasprintf_const+0x139/0x180 [ 436.756440][ T3319] kobject_set_name_vargs+0x61/0x120 [ 436.761708][ T3319] kobject_init_and_add+0xdb/0x190 [ 436.766797][ T3319] ? __kasan_check_write+0x14/0x20 [ 436.771887][ T3319] ? kobject_add+0x210/0x210 [ 436.776465][ T3319] ? inode_init_always+0x760/0x9b0 [ 436.781557][ T3319] ? _raw_spin_unlock+0x4d/0x70 [ 436.786391][ T3319] ? _raw_spin_unlock+0x4d/0x70 [ 436.791309][ T3319] erofs_register_sysfs+0xd1/0x130 [ 436.796402][ T3319] erofs_fc_fill_super+0x95c/0x1180 [ 436.801777][ T3319] get_tree_bdev+0x417/0x640 [ 436.806436][ T3319] ? erofs_release_device_info+0x90/0x90 [ 436.812047][ T3319] erofs_fc_get_tree+0x1c/0x20 [ 436.816890][ T3319] vfs_get_tree+0x88/0x290 [ 436.821287][ T3319] do_new_mount+0x289/0xad0 [ 436.825860][ T3319] ? do_move_mount_old+0x160/0x160 [ 436.830949][ T3319] ? security_capable+0xb2/0xd0 [ 436.835777][ T3319] ? ns_capable+0x8a/0xf0 [ 436.840085][ T3319] path_mount+0x60b/0x1050 [ 436.844497][ T3319] __se_sys_mount+0x2d2/0x3c0 [ 436.849168][ T3319] ? __x64_sys_mount+0xd0/0xd0 [ 436.853926][ T3319] __x64_sys_mount+0xbf/0xd0 [ 436.858506][ T3319] do_syscall_64+0x44/0xd0 [ 436.862988][ T3319] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 436.868949][ T3319] RIP: 0033:0x7f211b962c9a [ 436.873357][ T3319] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 436.892956][ T3319] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 436.901488][ T3319] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 436.909466][ T3319] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 436.917452][ T3319] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 436.925438][ T3319] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 436.933388][ T3319] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 436.941342][ T3319] [ 436.947793][ T3318] kobject_add_internal failed for loop5 (error: -12 parent: erofs) [ 436.950350][ T3324] loop0: detected capacity change from 0 to 16 [ 436.957068][ T3325] loop1: detected capacity change from 0 to 16 [ 436.968481][ T3321] FAULT_INJECTION: forcing a failure. [ 436.968481][ T3321] name failslab, interval 1, probability 0, space 0, times 0 [ 436.982053][ T3325] FAULT_INJECTION: forcing a failure. [ 436.982053][ T3325] name failslab, interval 1, probability 0, space 0, times 0 [ 436.983731][ T3321] CPU: 1 PID: 3321 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 437.005563][ T3321] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 437.015606][ T3321] Call Trace: write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 437.018870][ T3321] [ 437.021787][ T3321] dump_stack_lvl+0x151/0x1b7 [ 437.026463][ T3321] ? bfq_pos_tree_add_move+0x43e/0x43e [ 437.031927][ T3321] ? make_kgid+0x215/0x710 [ 437.036353][ T3321] ? from_kuid_munged+0x7b0/0x7b0 [ 437.041389][ T3321] dump_stack+0x15/0x17 [ 437.045550][ T3321] should_fail+0x3c0/0x510 [ 437.049973][ T3321] __should_failslab+0x9f/0xe0 [ 437.054744][ T3321] should_failslab+0x9/0x20 [ 437.059253][ T3321] kmem_cache_alloc+0x4f/0x2f0 [ 437.064020][ T3321] ? __d_alloc+0x2d/0x6b0 [ 437.068356][ T3321] __d_alloc+0x2d/0x6b0 [ 437.072522][ T3321] ? erofs_inode_init_once+0x20/0x20 [ 437.077817][ T3321] d_make_root+0x4a/0xe0 [ 437.082077][ T3321] erofs_fc_fill_super+0x809/0x1180 [ 437.087274][ T3321] get_tree_bdev+0x417/0x640 [ 437.091871][ T3321] ? erofs_release_device_info+0x90/0x90 [ 437.097509][ T3321] erofs_fc_get_tree+0x1c/0x20 [ 437.102294][ T3321] vfs_get_tree+0x88/0x290 [ 437.106712][ T3321] do_new_mount+0x289/0xad0 [ 437.111213][ T3321] ? do_move_mount_old+0x160/0x160 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 437.116320][ T3321] ? security_capable+0xb2/0xd0 [ 437.121174][ T3321] ? ns_capable+0x8a/0xf0 [ 437.125502][ T3321] path_mount+0x60b/0x1050 [ 437.129909][ T3321] __se_sys_mount+0x2d2/0x3c0 [ 437.134578][ T3321] ? __x64_sys_mount+0xd0/0xd0 [ 437.139340][ T3321] __x64_sys_mount+0xbf/0xd0 [ 437.143928][ T3321] do_syscall_64+0x44/0xd0 [ 437.148332][ T3321] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 437.154212][ T3321] RIP: 0033:0x7f211b962c9a [ 437.158614][ T3321] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 437.178213][ T3321] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 437.186622][ T3321] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 437.194581][ T3321] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 437.202543][ T3321] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 437.210501][ T3321] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 437.218463][ T3321] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 437.226422][ T3321] [ 437.229426][ T3325] CPU: 0 PID: 3325 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 437.229622][ T3324] FAULT_INJECTION: forcing a failure. [ 437.229622][ T3324] name failslab, interval 1, probability 0, space 0, times 0 [ 437.240181][ T3325] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 437.240191][ T3325] Call Trace: [ 437.240196][ T3325] [ 437.240202][ T3325] dump_stack_lvl+0x151/0x1b7 [ 437.240223][ T3325] ? bfq_pos_tree_add_move+0x43e/0x43e [ 437.240240][ T3325] ? get_tree_bdev+0x417/0x640 [ 437.240255][ T3325] ? vfs_get_tree+0x88/0x290 [ 437.288449][ T3325] ? do_new_mount+0x289/0xad0 [ 437.293123][ T3325] ? path_mount+0x60b/0x1050 [ 437.297700][ T3325] ? __x64_sys_mount+0xbf/0xd0 [ 437.302453][ T3325] ? do_syscall_64+0x44/0xd0 [ 437.307038][ T3325] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 437.313127][ T3325] dump_stack+0x15/0x17 [ 437.317289][ T3325] should_fail+0x3c0/0x510 [ 437.321696][ T3325] ? kvasprintf_const+0x139/0x180 [ 437.326710][ T3325] __should_failslab+0x9f/0xe0 [ 437.331465][ T3325] should_failslab+0x9/0x20 [ 437.335956][ T3325] __kmalloc_track_caller+0x6c/0x350 [ 437.341231][ T3325] kstrdup_const+0x55/0x90 [ 437.345633][ T3325] kvasprintf_const+0x139/0x180 [ 437.350470][ T3325] kobject_set_name_vargs+0x61/0x120 [ 437.355740][ T3325] kobject_init_and_add+0xdb/0x190 [ 437.360836][ T3325] ? __kasan_check_write+0x14/0x20 [ 437.365941][ T3325] ? kobject_add+0x210/0x210 [ 437.370520][ T3325] ? inode_init_always+0x760/0x9b0 [ 437.375703][ T3325] ? _raw_spin_unlock+0x4d/0x70 [ 437.380541][ T3325] ? _raw_spin_unlock+0x4d/0x70 [ 437.385379][ T3325] erofs_register_sysfs+0xd1/0x130 [ 437.390498][ T3325] erofs_fc_fill_super+0x95c/0x1180 [ 437.395685][ T3325] get_tree_bdev+0x417/0x640 [ 437.400264][ T3325] ? erofs_release_device_info+0x90/0x90 [ 437.405884][ T3325] erofs_fc_get_tree+0x1c/0x20 [ 437.410635][ T3325] vfs_get_tree+0x88/0x290 [ 437.415037][ T3325] do_new_mount+0x289/0xad0 [ 437.419528][ T3325] ? do_move_mount_old+0x160/0x160 [ 437.424629][ T3325] ? security_capable+0xb2/0xd0 [ 437.429481][ T3325] ? ns_capable+0x8a/0xf0 [ 437.433798][ T3325] path_mount+0x60b/0x1050 [ 437.438205][ T3325] __se_sys_mount+0x2d2/0x3c0 [ 437.443047][ T3325] ? __x64_sys_mount+0xd0/0xd0 [ 437.447803][ T3325] __x64_sys_mount+0xbf/0xd0 [ 437.452382][ T3325] do_syscall_64+0x44/0xd0 [ 437.456785][ T3325] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 437.462668][ T3325] RIP: 0033:0x7f211b962c9a [ 437.467075][ T3325] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 437.486672][ T3325] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 437.495073][ T3325] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 437.503040][ T3325] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 437.511008][ T3325] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 437.518966][ T3325] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 437.527122][ T3325] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 437.535118][ T3325] [ 437.538234][ T3324] CPU: 1 PID: 3324 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 437.549000][ T3324] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 437.559219][ T3324] Call Trace: [ 437.562494][ T3324] [ 437.565493][ T3324] dump_stack_lvl+0x151/0x1b7 [ 437.570157][ T3324] ? bfq_pos_tree_add_move+0x43e/0x43e [ 437.575596][ T3324] ? get_tree_bdev+0x417/0x640 [ 437.580342][ T3324] ? vfs_get_tree+0x88/0x290 [ 437.584913][ T3324] ? do_new_mount+0x289/0xad0 [ 437.589597][ T3324] ? path_mount+0x60b/0x1050 [ 437.594171][ T3324] ? __x64_sys_mount+0xbf/0xd0 [ 437.598942][ T3324] ? do_syscall_64+0x44/0xd0 [ 437.603513][ T3324] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 437.609565][ T3324] dump_stack+0x15/0x17 [ 437.613701][ T3324] should_fail+0x3c0/0x510 [ 437.618101][ T3324] ? kvasprintf_const+0x139/0x180 [ 437.623111][ T3324] __should_failslab+0x9f/0xe0 [ 437.627858][ T3324] should_failslab+0x9/0x20 [ 437.632351][ T3324] __kmalloc_track_caller+0x6c/0x350 [ 437.637618][ T3324] kstrdup_const+0x55/0x90 [ 437.642019][ T3324] kvasprintf_const+0x139/0x180 [ 437.646853][ T3324] kobject_set_name_vargs+0x61/0x120 [ 437.652120][ T3324] kobject_init_and_add+0xdb/0x190 [ 437.657218][ T3324] ? __kasan_check_write+0x14/0x20 [ 437.662308][ T3324] ? kobject_add+0x210/0x210 [ 437.666877][ T3324] ? inode_init_always+0x760/0x9b0 [ 437.671967][ T3324] ? _raw_spin_unlock+0x4d/0x70 [ 437.676813][ T3324] ? _raw_spin_unlock+0x4d/0x70 [ 437.681649][ T3324] erofs_register_sysfs+0xd1/0x130 [ 437.686743][ T3324] erofs_fc_fill_super+0x95c/0x1180 [ 437.691921][ T3324] get_tree_bdev+0x417/0x640 [ 437.696490][ T3324] ? erofs_release_device_info+0x90/0x90 [ 437.702124][ T3324] erofs_fc_get_tree+0x1c/0x20 [ 437.706939][ T3324] vfs_get_tree+0x88/0x290 [ 437.711335][ T3324] do_new_mount+0x289/0xad0 [ 437.715821][ T3324] ? do_move_mount_old+0x160/0x160 [ 437.720914][ T3324] ? security_capable+0xb2/0xd0 [ 437.725747][ T3324] ? ns_capable+0x8a/0xf0 [ 437.730056][ T3324] path_mount+0x60b/0x1050 [ 437.734453][ T3324] __se_sys_mount+0x2d2/0x3c0 [ 437.739111][ T3324] ? __x64_sys_mount+0xd0/0xd0 [ 437.743856][ T3324] ? vfs_mkdir+0x580/0x580 [ 437.748250][ T3324] __x64_sys_mount+0xbf/0xd0 [ 437.752821][ T3324] do_syscall_64+0x44/0xd0 [ 437.757226][ T3324] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 437.763122][ T3324] RIP: 0033:0x7f211b962c9a [ 437.767531][ T3324] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 437.787124][ T3324] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 437.795523][ T3324] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 437.803474][ T3324] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 437.811425][ T3324] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 437.819381][ T3324] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 437.827332][ T3324] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 437.835289][ T3324] [ 437.840758][ T3319] kobject: can not set name properly! [ 437.848983][ T3324] kobject: can not set name properly! [ 437.854482][ T3325] kobject: can not set name properly! [ 437.858543][ T3331] loop2: detected capacity change from 0 to 16 [ 437.867142][ T3331] FAULT_INJECTION: forcing a failure. [ 437.867142][ T3331] name failslab, interval 1, probability 0, space 0, times 0 [ 437.868078][ T3329] loop5: detected capacity change from 0 to 16 [ 437.882444][ T3331] CPU: 1 PID: 3331 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 437.886666][ T3329] FAULT_INJECTION: forcing a failure. [ 437.886666][ T3329] name failslab, interval 1, probability 0, space 0, times 0 [ 437.896659][ T3331] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 437.896671][ T3331] Call Trace: [ 437.896676][ T3331] [ 437.896681][ T3331] dump_stack_lvl+0x151/0x1b7 [ 437.896704][ T3331] ? bfq_pos_tree_add_move+0x43e/0x43e [ 437.896719][ T3331] ? get_tree_bdev+0x417/0x640 [ 437.940276][ T3331] ? vfs_get_tree+0x88/0x290 [ 437.944863][ T3331] ? do_new_mount+0x289/0xad0 [ 437.949527][ T3331] ? path_mount+0x60b/0x1050 [ 437.954103][ T3331] ? __x64_sys_mount+0xbf/0xd0 [ 437.958856][ T3331] ? do_syscall_64+0x44/0xd0 [ 437.963432][ T3331] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 437.969489][ T3331] dump_stack+0x15/0x17 [ 437.973630][ T3331] should_fail+0x3c0/0x510 [ 437.978033][ T3331] ? kvasprintf_const+0x139/0x180 [ 437.983052][ T3331] __should_failslab+0x9f/0xe0 [ 437.987803][ T3331] should_failslab+0x9/0x20 [ 437.992289][ T3331] __kmalloc_track_caller+0x6c/0x350 [ 437.997561][ T3331] kstrdup_const+0x55/0x90 [ 438.001966][ T3331] kvasprintf_const+0x139/0x180 [ 438.006805][ T3331] kobject_set_name_vargs+0x61/0x120 [ 438.012077][ T3331] kobject_init_and_add+0xdb/0x190 [ 438.017198][ T3331] ? __kasan_check_write+0x14/0x20 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 438.022297][ T3331] ? kobject_add+0x210/0x210 [ 438.026874][ T3331] ? inode_init_always+0x760/0x9b0 [ 438.031969][ T3331] ? _raw_spin_unlock+0x4d/0x70 [ 438.036811][ T3331] ? _raw_spin_unlock+0x4d/0x70 [ 438.041647][ T3331] erofs_register_sysfs+0xd1/0x130 [ 438.046747][ T3331] erofs_fc_fill_super+0x95c/0x1180 [ 438.051930][ T3331] get_tree_bdev+0x417/0x640 [ 438.056519][ T3331] ? erofs_release_device_info+0x90/0x90 [ 438.062149][ T3331] erofs_fc_get_tree+0x1c/0x20 [ 438.066913][ T3331] vfs_get_tree+0x88/0x290 [ 438.071326][ T3331] do_new_mount+0x289/0xad0 [ 438.075824][ T3331] ? do_move_mount_old+0x160/0x160 [ 438.080932][ T3331] ? security_capable+0xb2/0xd0 [ 438.085769][ T3331] ? ns_capable+0x8a/0xf0 [ 438.090089][ T3331] path_mount+0x60b/0x1050 [ 438.095537][ T3331] __se_sys_mount+0x2d2/0x3c0 [ 438.100204][ T3331] ? __x64_sys_mount+0xd0/0xd0 [ 438.104956][ T3331] __x64_sys_mount+0xbf/0xd0 [ 438.109533][ T3331] do_syscall_64+0x44/0xd0 [ 438.113935][ T3331] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 438.119817][ T3331] RIP: 0033:0x7f211b962c9a [ 438.124218][ T3331] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 438.143807][ T3331] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 438.152208][ T3331] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 438.160168][ T3331] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 438.168127][ T3331] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 438.176093][ T3331] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 438.184047][ T3331] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 438.192006][ T3331] [ 438.195009][ T3329] CPU: 0 PID: 3329 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 438.195108][ T3331] kobject: can not set name properly! [ 438.206292][ T3329] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 438.206303][ T3329] Call Trace: [ 438.206309][ T3329] [ 438.206315][ T3329] dump_stack_lvl+0x151/0x1b7 [ 438.232665][ T3329] ? bfq_pos_tree_add_move+0x43e/0x43e [ 438.238112][ T3329] dump_stack+0x15/0x17 [ 438.242246][ T3329] should_fail+0x3c0/0x510 [ 438.246644][ T3329] __should_failslab+0x9f/0xe0 [ 438.251388][ T3329] should_failslab+0x9/0x20 [ 438.255881][ T3329] kmem_cache_alloc+0x4f/0x2f0 [ 438.260638][ T3329] ? from_kuid_munged+0x7b0/0x7b0 [ 438.265641][ T3329] ? security_inode_alloc+0x29/0x140 [ 438.270905][ T3329] security_inode_alloc+0x29/0x140 [ 438.275997][ T3329] inode_init_always+0x749/0x9b0 [ 438.280914][ T3329] ? _erofs_info+0x190/0x190 [ 438.285482][ T3329] new_inode_pseudo+0x93/0x220 [ 438.290225][ T3329] new_inode+0x28/0x1c0 [ 438.294371][ T3329] ? _raw_spin_unlock+0x4d/0x70 [ 438.299200][ T3329] ? erofs_shrinker_register+0xfb/0x110 [ 438.304726][ T3329] erofs_fc_fill_super+0x867/0x1180 [ 438.309905][ T3329] get_tree_bdev+0x417/0x640 [ 438.314474][ T3329] ? erofs_release_device_info+0x90/0x90 [ 438.320101][ T3329] erofs_fc_get_tree+0x1c/0x20 [ 438.324861][ T3329] vfs_get_tree+0x88/0x290 [ 438.329255][ T3329] do_new_mount+0x289/0xad0 [ 438.333825][ T3329] ? do_move_mount_old+0x160/0x160 [ 438.338916][ T3329] ? security_capable+0xb2/0xd0 [ 438.343746][ T3329] ? ns_capable+0x8a/0xf0 [ 438.348055][ T3329] path_mount+0x60b/0x1050 [ 438.352457][ T3329] __se_sys_mount+0x2d2/0x3c0 [ 438.357287][ T3329] ? __x64_sys_mount+0xd0/0xd0 [ 438.362034][ T3329] __x64_sys_mount+0xbf/0xd0 [ 438.366613][ T3329] do_syscall_64+0x44/0xd0 [ 438.371010][ T3329] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 438.376884][ T3329] RIP: 0033:0x7f211b962c9a [ 438.381281][ T3329] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 438.400950][ T3329] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 438.409603][ T3329] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 438.417644][ T3329] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 438.425603][ T3329] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 438.433551][ T3329] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 438.441502][ T3329] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 438.449523][ T3329] [ 438.458860][ T3334] loop1: detected capacity change from 0 to 16 [ 438.461407][ T3335] loop3: detected capacity change from 0 to 16 [ 438.466112][ T3334] FAULT_INJECTION: forcing a failure. [ 438.466112][ T3334] name failslab, interval 1, probability 0, space 0, times 0 [ 438.475082][ T3335] FAULT_INJECTION: forcing a failure. [ 438.475082][ T3335] name failslab, interval 1, probability 0, space 0, times 0 [ 438.484821][ T3334] CPU: 1 PID: 3334 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 438.507618][ T3334] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 438.517868][ T3334] Call Trace: [ 438.521146][ T3334] [ 438.524070][ T3334] dump_stack_lvl+0x151/0x1b7 [ 438.528746][ T3334] ? bfq_pos_tree_add_move+0x43e/0x43e [ 438.534447][ T3334] dump_stack+0x15/0x17 [ 438.538610][ T3334] should_fail+0x3c0/0x510 [ 438.543104][ T3334] __should_failslab+0x9f/0xe0 [ 438.547856][ T3334] should_failslab+0x9/0x20 [ 438.552348][ T3334] kmem_cache_alloc+0x4f/0x2f0 [ 438.557097][ T3334] ? from_kuid_munged+0x7b0/0x7b0 [ 438.562107][ T3334] ? security_inode_alloc+0x29/0x140 [ 438.567384][ T3334] security_inode_alloc+0x29/0x140 [ 438.572496][ T3334] inode_init_always+0x749/0x9b0 [ 438.577450][ T3334] ? _erofs_info+0x190/0x190 [ 438.582046][ T3334] new_inode_pseudo+0x93/0x220 [ 438.586810][ T3334] new_inode+0x28/0x1c0 [ 438.590979][ T3334] ? _raw_spin_unlock+0x4d/0x70 [ 438.595832][ T3334] ? erofs_shrinker_register+0xfb/0x110 [ 438.601378][ T3334] erofs_fc_fill_super+0x867/0x1180 [ 438.606574][ T3334] get_tree_bdev+0x417/0x640 [ 438.611151][ T3334] ? erofs_release_device_info+0x90/0x90 [ 438.616770][ T3334] erofs_fc_get_tree+0x1c/0x20 [ 438.621520][ T3334] vfs_get_tree+0x88/0x290 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 438.625923][ T3334] do_new_mount+0x289/0xad0 [ 438.630419][ T3334] ? do_move_mount_old+0x160/0x160 [ 438.635522][ T3334] ? security_capable+0xb2/0xd0 [ 438.640361][ T3334] ? ns_capable+0x8a/0xf0 [ 438.644687][ T3334] path_mount+0x60b/0x1050 [ 438.649092][ T3334] __se_sys_mount+0x2d2/0x3c0 [ 438.653764][ T3334] ? __x64_sys_mount+0xd0/0xd0 [ 438.658538][ T3334] __x64_sys_mount+0xbf/0xd0 [ 438.663139][ T3334] do_syscall_64+0x44/0xd0 [ 438.667561][ T3334] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 438.673462][ T3334] RIP: 0033:0x7f211b962c9a [ 438.678047][ T3334] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 438.697737][ T3334] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 438.706144][ T3334] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 438.714105][ T3334] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 438.722073][ T3334] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 438.730215][ T3334] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 438.738173][ T3334] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 438.746144][ T3334] [ 438.749236][ T3335] CPU: 0 PID: 3335 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 438.751134][ T3337] loop0: detected capacity change from 0 to 16 [ 438.760044][ T3335] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 438.760058][ T3335] Call Trace: [ 438.760063][ T3335] [ 438.760067][ T3335] dump_stack_lvl+0x151/0x1b7 [ 438.760088][ T3335] ? bfq_pos_tree_add_move+0x43e/0x43e [ 438.760102][ T3335] ? get_tree_bdev+0x417/0x640 [ 438.769472][ T3337] FAULT_INJECTION: forcing a failure. [ 438.769472][ T3337] name failslab, interval 1, probability 0, space 0, times 0 [ 438.776301][ T3335] ? vfs_get_tree+0x88/0x290 [ 438.776321][ T3335] ? do_new_mount+0x289/0xad0 [ 438.776340][ T3335] ? path_mount+0x60b/0x1050 [ 438.776356][ T3335] ? __x64_sys_mount+0xbf/0xd0 [ 438.776374][ T3335] ? do_syscall_64+0x44/0xd0 [ 438.776389][ T3335] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 438.839096][ T3335] dump_stack+0x15/0x17 [ 438.843244][ T3335] should_fail+0x3c0/0x510 [ 438.847648][ T3335] ? kvasprintf_const+0x139/0x180 [ 438.852659][ T3335] __should_failslab+0x9f/0xe0 [ 438.857415][ T3335] should_failslab+0x9/0x20 [ 438.861902][ T3335] __kmalloc_track_caller+0x6c/0x350 [ 438.867177][ T3335] kstrdup_const+0x55/0x90 [ 438.871580][ T3335] kvasprintf_const+0x139/0x180 [ 438.876420][ T3335] kobject_set_name_vargs+0x61/0x120 [ 438.881691][ T3335] kobject_init_and_add+0xdb/0x190 [ 438.886788][ T3335] ? __kasan_check_write+0x14/0x20 [ 438.891888][ T3335] ? kobject_add+0x210/0x210 [ 438.896552][ T3335] ? inode_init_always+0x760/0x9b0 [ 438.901649][ T3335] ? _raw_spin_unlock+0x4d/0x70 [ 438.906487][ T3335] ? _raw_spin_unlock+0x4d/0x70 [ 438.911322][ T3335] erofs_register_sysfs+0xd1/0x130 [ 438.916419][ T3335] erofs_fc_fill_super+0x95c/0x1180 [ 438.921606][ T3335] get_tree_bdev+0x417/0x640 [ 438.926183][ T3335] ? erofs_release_device_info+0x90/0x90 [ 438.931802][ T3335] erofs_fc_get_tree+0x1c/0x20 [ 438.936553][ T3335] vfs_get_tree+0x88/0x290 [ 438.940955][ T3335] do_new_mount+0x289/0xad0 [ 438.945452][ T3335] ? do_move_mount_old+0x160/0x160 [ 438.950552][ T3335] ? security_capable+0xb2/0xd0 [ 438.955388][ T3335] ? ns_capable+0x8a/0xf0 [ 438.959704][ T3335] path_mount+0x60b/0x1050 [ 438.964108][ T3335] __se_sys_mount+0x2d2/0x3c0 [ 438.968772][ T3335] ? __x64_sys_mount+0xd0/0xd0 [ 438.973523][ T3335] __x64_sys_mount+0xbf/0xd0 [ 438.978103][ T3335] do_syscall_64+0x44/0xd0 [ 438.982508][ T3335] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 438.988400][ T3335] RIP: 0033:0x7f211b962c9a [ 438.992803][ T3335] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 439.012429][ T3335] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 439.020828][ T3335] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 439.028797][ T3335] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 439.036754][ T3335] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 439.044804][ T3335] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 439.052762][ T3335] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 439.060810][ T3335] [ 439.063814][ T3337] CPU: 1 PID: 3337 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 439.071584][ T3335] kobject: can not set name properly! [ 439.074571][ T3337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 439.074583][ T3337] Call Trace: [ 439.074589][ T3337] [ 439.074595][ T3337] dump_stack_lvl+0x151/0x1b7 [ 439.074617][ T3337] ? bfq_pos_tree_add_move+0x43e/0x43e [ 439.074633][ T3337] ? _raw_spin_lock+0xa3/0x1b0 [ 439.110972][ T3337] dump_stack+0x15/0x17 [ 439.115115][ T3337] should_fail+0x3c0/0x510 [ 439.119517][ T3337] __should_failslab+0x9f/0xe0 [ 439.124267][ T3337] should_failslab+0x9/0x20 [ 439.128751][ T3337] kmem_cache_alloc+0x4f/0x2f0 [ 439.133510][ T3337] ? erofs_alloc_inode+0x1b/0x50 [ 439.138452][ T3337] ? __kasan_check_write+0x14/0x20 [ 439.143554][ T3337] ? _erofs_info+0x190/0x190 [ 439.148140][ T3337] erofs_alloc_inode+0x1b/0x50 [ 439.152907][ T3337] ? _erofs_info+0x190/0x190 [ 439.157497][ T3337] new_inode_pseudo+0x64/0x220 [ 439.162265][ T3337] new_inode+0x28/0x1c0 [ 439.166422][ T3337] ? _raw_spin_unlock+0x4d/0x70 [ 439.171260][ T3337] ? erofs_shrinker_register+0xfb/0x110 [ 439.176793][ T3337] erofs_fc_fill_super+0x867/0x1180 [ 439.181990][ T3337] get_tree_bdev+0x417/0x640 [ 439.186583][ T3337] ? erofs_release_device_info+0x90/0x90 [ 439.192202][ T3337] erofs_fc_get_tree+0x1c/0x20 [ 439.196950][ T3337] vfs_get_tree+0x88/0x290 [ 439.201353][ T3337] do_new_mount+0x289/0xad0 [ 439.205845][ T3337] ? do_move_mount_old+0x160/0x160 [ 439.210938][ T3337] ? security_capable+0xb2/0xd0 [ 439.215773][ T3337] ? ns_capable+0x8a/0xf0 [ 439.220085][ T3337] path_mount+0x60b/0x1050 [ 439.224487][ T3337] __se_sys_mount+0x2d2/0x3c0 [ 439.229149][ T3337] ? __x64_sys_mount+0xd0/0xd0 [ 439.233895][ T3337] __x64_sys_mount+0xbf/0xd0 [ 439.238466][ T3337] do_syscall_64+0x44/0xd0 [ 439.242877][ T3337] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 439.248759][ T3337] RIP: 0033:0x7f211b962c9a [ 439.253158][ T3337] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 439.272755][ T3337] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 439.281597][ T3337] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 439.289557][ T3337] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 439.297519][ T3337] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 439.305471][ T3337] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 439.313508][ T3337] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 439.321465][ T3337] [ 439.326473][ T3340] loop4: detected capacity change from 0 to 16 [ 439.329782][ T3341] loop5: detected capacity change from 0 to 16 [ 439.333822][ T3340] FAULT_INJECTION: forcing a failure. [ 439.333822][ T3340] name failslab, interval 1, probability 0, space 0, times 0 [ 439.351862][ T3340] CPU: 0 PID: 3340 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 439.352556][ T3341] FAULT_INJECTION: forcing a failure. [ 439.352556][ T3341] name failslab, interval 1, probability 0, space 0, times 0 [ 439.362624][ T3340] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 439.362642][ T3340] Call Trace: [ 439.362649][ T3340] [ 439.362655][ T3340] dump_stack_lvl+0x151/0x1b7 [ 439.362677][ T3340] ? bfq_pos_tree_add_move+0x43e/0x43e [ 439.362692][ T3340] ? get_tree_bdev+0x417/0x640 [ 439.406294][ T3340] ? vfs_get_tree+0x88/0x290 [ 439.410890][ T3340] ? do_new_mount+0x289/0xad0 [ 439.415560][ T3340] ? path_mount+0x60b/0x1050 [ 439.420145][ T3340] ? __x64_sys_mount+0xbf/0xd0 [ 439.424906][ T3340] ? do_syscall_64+0x44/0xd0 [ 439.429498][ T3340] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 439.435562][ T3340] dump_stack+0x15/0x17 [ 439.439706][ T3340] should_fail+0x3c0/0x510 [ 439.444114][ T3340] ? kvasprintf_const+0x139/0x180 [ 439.449126][ T3340] __should_failslab+0x9f/0xe0 [ 439.453877][ T3340] should_failslab+0x9/0x20 [ 439.458366][ T3340] __kmalloc_track_caller+0x6c/0x350 [ 439.463642][ T3340] kstrdup_const+0x55/0x90 [ 439.468059][ T3340] kvasprintf_const+0x139/0x180 [ 439.472921][ T3340] kobject_set_name_vargs+0x61/0x120 [ 439.478213][ T3340] kobject_init_and_add+0xdb/0x190 [ 439.483346][ T3340] ? __kasan_check_write+0x14/0x20 [ 439.488477][ T3340] ? kobject_add+0x210/0x210 [ 439.493071][ T3340] ? inode_init_always+0x760/0x9b0 [ 439.498173][ T3340] ? _raw_spin_unlock+0x4d/0x70 [ 439.503016][ T3340] ? _raw_spin_unlock+0x4d/0x70 [ 439.507863][ T3340] erofs_register_sysfs+0xd1/0x130 [ 439.512983][ T3340] erofs_fc_fill_super+0x95c/0x1180 [ 439.518191][ T3340] get_tree_bdev+0x417/0x640 [ 439.522788][ T3340] ? erofs_release_device_info+0x90/0x90 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 439.528410][ T3340] erofs_fc_get_tree+0x1c/0x20 [ 439.533161][ T3340] vfs_get_tree+0x88/0x290 [ 439.537999][ T3340] do_new_mount+0x289/0xad0 [ 439.542497][ T3340] ? do_move_mount_old+0x160/0x160 [ 439.547614][ T3340] ? security_capable+0xb2/0xd0 [ 439.552452][ T3340] ? ns_capable+0x8a/0xf0 [ 439.556770][ T3340] path_mount+0x60b/0x1050 [ 439.561177][ T3340] __se_sys_mount+0x2d2/0x3c0 [ 439.565972][ T3340] ? __x64_sys_mount+0xd0/0xd0 [ 439.570745][ T3340] __x64_sys_mount+0xbf/0xd0 [ 439.575347][ T3340] do_syscall_64+0x44/0xd0 [ 439.579751][ T3340] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 439.585630][ T3340] RIP: 0033:0x7f211b962c9a [ 439.590031][ T3340] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 439.609624][ T3340] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 439.618033][ T3340] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 439.626080][ T3340] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 439.634038][ T3340] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 439.642009][ T3340] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 439.649980][ T3340] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 439.657960][ T3340] [ 439.660970][ T3341] CPU: 1 PID: 3341 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 439.661310][ T3340] kobject: can not set name properly! [ 439.671720][ T3341] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 439.671732][ T3341] Call Trace: [ 439.671738][ T3341] [ 439.671744][ T3341] dump_stack_lvl+0x151/0x1b7 [ 439.671767][ T3341] ? bfq_pos_tree_add_move+0x43e/0x43e [ 439.683770][ T3343] loop1: detected capacity change from 0 to 16 [ 439.687175][ T3341] dump_stack+0x15/0x17 [ 439.687197][ T3341] should_fail+0x3c0/0x510 [ 439.687217][ T3341] __should_failslab+0x9f/0xe0 [ 439.687233][ T3341] should_failslab+0x9/0x20 [ 439.687246][ T3341] kmem_cache_alloc+0x4f/0x2f0 [ 439.691319][ T3343] FAULT_INJECTION: forcing a failure. [ 439.691319][ T3343] name failslab, interval 1, probability 0, space 0, times 0 [ 439.693443][ T3341] ? from_kuid_munged+0x7b0/0x7b0 [ 439.693467][ T3341] ? security_inode_alloc+0x29/0x140 [ 439.693485][ T3341] security_inode_alloc+0x29/0x140 [ 439.760189][ T3341] inode_init_always+0x749/0x9b0 [ 439.765126][ T3341] ? _erofs_info+0x190/0x190 [ 439.770139][ T3341] new_inode_pseudo+0x93/0x220 [ 439.774893][ T3341] new_inode+0x28/0x1c0 [ 439.779039][ T3341] ? _raw_spin_unlock+0x4d/0x70 [ 439.783879][ T3341] ? erofs_shrinker_register+0xfb/0x110 [ 439.789411][ T3341] erofs_fc_fill_super+0x867/0x1180 [ 439.794600][ T3341] get_tree_bdev+0x417/0x640 [ 439.799184][ T3341] ? erofs_release_device_info+0x90/0x90 [ 439.804804][ T3341] erofs_fc_get_tree+0x1c/0x20 [ 439.809555][ T3341] vfs_get_tree+0x88/0x290 [ 439.813961][ T3341] do_new_mount+0x289/0xad0 [ 439.818452][ T3341] ? do_move_mount_old+0x160/0x160 [ 439.823557][ T3341] ? security_capable+0xb2/0xd0 [ 439.828395][ T3341] ? ns_capable+0x8a/0xf0 [ 439.832718][ T3341] path_mount+0x60b/0x1050 [ 439.837120][ T3341] __se_sys_mount+0x2d2/0x3c0 [ 439.841781][ T3341] ? __x64_sys_mount+0xd0/0xd0 [ 439.846556][ T3341] __x64_sys_mount+0xbf/0xd0 [ 439.851129][ T3341] do_syscall_64+0x44/0xd0 [ 439.855527][ T3341] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 439.861410][ T3341] RIP: 0033:0x7f211b962c9a [ 439.865807][ T3341] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 439.885393][ T3341] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 439.893792][ T3341] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 439.901746][ T3341] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 439.909700][ T3341] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 439.917664][ T3341] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 439.925617][ T3341] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 439.933572][ T3341] [ 439.937312][ T3343] CPU: 1 PID: 3343 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 439.948083][ T3343] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 439.958126][ T3343] Call Trace: [ 439.961388][ T3343] [ 439.964307][ T3343] dump_stack_lvl+0x151/0x1b7 [ 439.968972][ T3343] ? bfq_pos_tree_add_move+0x43e/0x43e [ 439.974412][ T3343] dump_stack+0x15/0x17 [ 439.978548][ T3343] should_fail+0x3c0/0x510 [ 439.982953][ T3343] __should_failslab+0x9f/0xe0 [ 439.987702][ T3343] should_failslab+0x9/0x20 [ 439.992185][ T3343] kmem_cache_alloc+0x4f/0x2f0 [ 439.996930][ T3343] ? from_kuid_munged+0x7b0/0x7b0 [ 440.001936][ T3343] ? security_inode_alloc+0x29/0x140 [ 440.007203][ T3343] security_inode_alloc+0x29/0x140 [ 440.012296][ T3343] inode_init_always+0x749/0x9b0 [ 440.017214][ T3343] ? _erofs_info+0x190/0x190 [ 440.021782][ T3343] new_inode_pseudo+0x93/0x220 [ 440.026526][ T3343] new_inode+0x28/0x1c0 [ 440.030658][ T3343] ? _raw_spin_unlock+0x4d/0x70 [ 440.035495][ T3343] ? erofs_shrinker_register+0xfb/0x110 [ 440.041022][ T3343] erofs_fc_fill_super+0x867/0x1180 [ 440.046242][ T3343] get_tree_bdev+0x417/0x640 [ 440.050811][ T3343] ? erofs_release_device_info+0x90/0x90 [ 440.056423][ T3343] erofs_fc_get_tree+0x1c/0x20 [ 440.061167][ T3343] vfs_get_tree+0x88/0x290 [ 440.065562][ T3343] do_new_mount+0x289/0xad0 [ 440.070051][ T3343] ? do_move_mount_old+0x160/0x160 [ 440.075143][ T3343] ? security_capable+0xb2/0xd0 [ 440.079981][ T3343] ? ns_capable+0x8a/0xf0 [ 440.084380][ T3343] path_mount+0x60b/0x1050 [ 440.088780][ T3343] __se_sys_mount+0x2d2/0x3c0 [ 440.093439][ T3343] ? __x64_sys_mount+0xd0/0xd0 [ 440.098189][ T3343] __x64_sys_mount+0xbf/0xd0 [ 440.102766][ T3343] do_syscall_64+0x44/0xd0 [ 440.107172][ T3343] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 440.113054][ T3343] RIP: 0033:0x7f211b962c9a [ 440.117452][ T3343] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 440.137153][ T3343] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 440.145723][ T3343] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 440.153674][ T3343] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 440.161807][ T3343] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 440.169758][ T3343] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 440.178232][ T3343] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 440.186449][ T3343] [ 440.197893][ T3346] loop0: detected capacity change from 0 to 16 [ 440.197893][ T3347] loop4: detected capacity change from 0 to 16 [ 440.198585][ T3347] FAULT_INJECTION: forcing a failure. [ 440.198585][ T3347] name failslab, interval 1, probability 0, space 0, times 0 [ 440.205164][ T3346] FAULT_INJECTION: forcing a failure. [ 440.205164][ T3346] name failslab, interval 1, probability 0, space 0, times 0 [ 440.210408][ T3347] CPU: 0 PID: 3347 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 440.225921][ T3350] loop3: detected capacity change from 0 to 16 [ 440.235372][ T3347] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 440.235384][ T3347] Call Trace: [ 440.235390][ T3347] [ 440.235395][ T3347] dump_stack_lvl+0x151/0x1b7 [ 440.235418][ T3347] ? bfq_pos_tree_add_move+0x43e/0x43e [ 440.264275][ T3350] FAULT_INJECTION: forcing a failure. [ 440.264275][ T3350] name failslab, interval 1, probability 0, space 0, times 0 [ 440.265666][ T3347] dump_stack+0x15/0x17 [ 440.265687][ T3347] should_fail+0x3c0/0x510 [ 440.265707][ T3347] __should_failslab+0x9f/0xe0 [ 440.304837][ T3347] should_failslab+0x9/0x20 [ 440.309342][ T3347] kmem_cache_alloc+0x4f/0x2f0 [ 440.314111][ T3347] ? from_kuid_munged+0x7b0/0x7b0 [ 440.319122][ T3347] ? security_inode_alloc+0x29/0x140 [ 440.324437][ T3347] security_inode_alloc+0x29/0x140 [ 440.329556][ T3347] inode_init_always+0x749/0x9b0 [ 440.334572][ T3347] ? _erofs_info+0x190/0x190 [ 440.339148][ T3347] new_inode_pseudo+0x93/0x220 [ 440.343894][ T3347] new_inode+0x28/0x1c0 [ 440.348031][ T3347] ? _raw_spin_unlock+0x4d/0x70 [ 440.353006][ T3347] ? erofs_shrinker_register+0xfb/0x110 [ 440.358558][ T3347] erofs_fc_fill_super+0x867/0x1180 [ 440.363766][ T3347] get_tree_bdev+0x417/0x640 [ 440.368342][ T3347] ? erofs_release_device_info+0x90/0x90 [ 440.373959][ T3347] erofs_fc_get_tree+0x1c/0x20 [ 440.378705][ T3347] vfs_get_tree+0x88/0x290 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 440.383110][ T3347] do_new_mount+0x289/0xad0 [ 440.387602][ T3347] ? do_move_mount_old+0x160/0x160 [ 440.392699][ T3347] ? security_capable+0xb2/0xd0 [ 440.397546][ T3347] ? ns_capable+0x8a/0xf0 [ 440.401863][ T3347] path_mount+0x60b/0x1050 [ 440.406284][ T3347] __se_sys_mount+0x2d2/0x3c0 [ 440.411106][ T3347] ? __x64_sys_mount+0xd0/0xd0 [ 440.415861][ T3347] ? vfs_mkdir+0x580/0x580 [ 440.420266][ T3347] __x64_sys_mount+0xbf/0xd0 [ 440.424961][ T3347] do_syscall_64+0x44/0xd0 [ 440.429365][ T3347] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 440.435250][ T3347] RIP: 0033:0x7f211b962c9a [ 440.439653][ T3347] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 440.459245][ T3347] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 440.467836][ T3347] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 440.475885][ T3347] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 440.483843][ T3347] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 440.491802][ T3347] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 440.499757][ T3347] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 440.507726][ T3347] [ 440.510733][ T3350] CPU: 1 PID: 3350 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 440.521497][ T3350] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 440.531544][ T3350] Call Trace: [ 440.534805][ T3350] [ 440.537718][ T3350] dump_stack_lvl+0x151/0x1b7 [ 440.542381][ T3350] ? bfq_pos_tree_add_move+0x43e/0x43e [ 440.547827][ T3350] ? _raw_spin_lock+0xa3/0x1b0 [ 440.552576][ T3350] dump_stack+0x15/0x17 [ 440.556711][ T3350] should_fail+0x3c0/0x510 [ 440.561112][ T3350] __should_failslab+0x9f/0xe0 [ 440.565856][ T3350] should_failslab+0x9/0x20 [ 440.570339][ T3350] kmem_cache_alloc+0x4f/0x2f0 [ 440.575086][ T3350] ? erofs_alloc_inode+0x1b/0x50 [ 440.580004][ T3350] ? __kasan_check_write+0x14/0x20 [ 440.585100][ T3350] ? _erofs_info+0x190/0x190 [ 440.589671][ T3350] erofs_alloc_inode+0x1b/0x50 [ 440.594416][ T3350] ? _erofs_info+0x190/0x190 [ 440.598987][ T3350] new_inode_pseudo+0x64/0x220 [ 440.603737][ T3350] new_inode+0x28/0x1c0 [ 440.607872][ T3350] ? _raw_spin_unlock+0x4d/0x70 [ 440.612707][ T3350] ? erofs_shrinker_register+0xfb/0x110 [ 440.618241][ T3350] erofs_fc_fill_super+0x867/0x1180 [ 440.623427][ T3350] get_tree_bdev+0x417/0x640 [ 440.627998][ T3350] ? erofs_release_device_info+0x90/0x90 [ 440.633612][ T3350] erofs_fc_get_tree+0x1c/0x20 [ 440.638355][ T3350] vfs_get_tree+0x88/0x290 [ 440.642752][ T3350] do_new_mount+0x289/0xad0 [ 440.647240][ T3350] ? do_move_mount_old+0x160/0x160 [ 440.652331][ T3350] ? security_capable+0xb2/0xd0 [ 440.657163][ T3350] ? ns_capable+0x8a/0xf0 [ 440.661477][ T3350] path_mount+0x60b/0x1050 [ 440.665876][ T3350] __se_sys_mount+0x2d2/0x3c0 [ 440.670538][ T3350] ? __x64_sys_mount+0xd0/0xd0 [ 440.675295][ T3350] __x64_sys_mount+0xbf/0xd0 [ 440.679866][ T3350] do_syscall_64+0x44/0xd0 [ 440.684353][ T3350] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 440.690231][ T3350] RIP: 0033:0x7f211b962c9a [ 440.694631][ T3350] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 440.714350][ T3350] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 440.722759][ T3350] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 440.730725][ T3350] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 440.738794][ T3350] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 440.746750][ T3350] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 440.754712][ T3350] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 440.762688][ T3350] [ 440.768089][ T3352] loop5: detected capacity change from 0 to 16 [ 440.770433][ T3346] CPU: 1 PID: 3346 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 440.775277][ T3352] FAULT_INJECTION: forcing a failure. [ 440.775277][ T3352] name failslab, interval 1, probability 0, space 0, times 0 [ 440.785094][ T3346] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 440.785107][ T3346] Call Trace: [ 440.785113][ T3346] [ 440.785118][ T3346] dump_stack_lvl+0x151/0x1b7 [ 440.785138][ T3346] ? bfq_pos_tree_add_move+0x43e/0x43e [ 440.824005][ T3346] dump_stack+0x15/0x17 [ 440.828153][ T3346] should_fail+0x3c0/0x510 [ 440.832567][ T3346] __should_failslab+0x9f/0xe0 [ 440.837557][ T3346] should_failslab+0x9/0x20 [ 440.842064][ T3346] kmem_cache_alloc+0x4f/0x2f0 [ 440.846830][ T3346] ? from_kuid_munged+0x7b0/0x7b0 [ 440.851850][ T3346] ? security_inode_alloc+0x29/0x140 [ 440.857124][ T3346] security_inode_alloc+0x29/0x140 [ 440.862241][ T3346] inode_init_always+0x749/0x9b0 [ 440.867167][ T3346] ? _erofs_info+0x190/0x190 [ 440.871754][ T3346] new_inode_pseudo+0x93/0x220 [ 440.876605][ T3346] new_inode+0x28/0x1c0 [ 440.880766][ T3346] ? _raw_spin_unlock+0x4d/0x70 [ 440.885623][ T3346] ? erofs_shrinker_register+0xfb/0x110 [ 440.891159][ T3346] erofs_fc_fill_super+0x867/0x1180 [ 440.896346][ T3346] get_tree_bdev+0x417/0x640 [ 440.900928][ T3346] ? erofs_release_device_info+0x90/0x90 [ 440.906546][ T3346] erofs_fc_get_tree+0x1c/0x20 [ 440.911293][ T3346] vfs_get_tree+0x88/0x290 [ 440.915699][ T3346] do_new_mount+0x289/0xad0 [ 440.920193][ T3346] ? do_move_mount_old+0x160/0x160 [ 440.925290][ T3346] ? security_capable+0xb2/0xd0 [ 440.930127][ T3346] ? ns_capable+0x8a/0xf0 [ 440.934532][ T3346] path_mount+0x60b/0x1050 [ 440.938938][ T3346] __se_sys_mount+0x2d2/0x3c0 [ 440.943614][ T3346] ? __x64_sys_mount+0xd0/0xd0 [ 440.948377][ T3346] __x64_sys_mount+0xbf/0xd0 [ 440.952980][ T3346] do_syscall_64+0x44/0xd0 [ 440.957405][ T3346] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 440.963300][ T3346] RIP: 0033:0x7f211b962c9a [ 440.967708][ T3346] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 440.987478][ T3346] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 440.995986][ T3346] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 441.003962][ T3346] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 441.011925][ T3346] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 441.019882][ T3346] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 441.027843][ T3346] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 441.035811][ T3346] [ 441.038829][ T3352] CPU: 0 PID: 3352 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 441.039871][ T3353] loop2: detected capacity change from 0 to 16 [ 441.049597][ T3352] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 441.049608][ T3352] Call Trace: [ 441.049613][ T3352] [ 441.049619][ T3352] dump_stack_lvl+0x151/0x1b7 [ 441.049639][ T3352] ? bfq_pos_tree_add_move+0x43e/0x43e [ 441.049655][ T3352] dump_stack+0x15/0x17 [ 441.049669][ T3352] should_fail+0x3c0/0x510 [ 441.049688][ T3352] __should_failslab+0x9f/0xe0 [ 441.049705][ T3352] should_failslab+0x9/0x20 [ 441.049720][ T3352] kmem_cache_alloc+0x4f/0x2f0 [ 441.104606][ T3352] ? from_kuid_munged+0x7b0/0x7b0 [ 441.109623][ T3352] ? security_inode_alloc+0x29/0x140 [ 441.114900][ T3352] security_inode_alloc+0x29/0x140 [ 441.119991][ T3352] inode_init_always+0x749/0x9b0 [ 441.124907][ T3352] ? _erofs_info+0x190/0x190 [ 441.129477][ T3352] new_inode_pseudo+0x93/0x220 [ 441.134222][ T3352] new_inode+0x28/0x1c0 [ 441.138364][ T3352] ? _raw_spin_unlock+0x4d/0x70 [ 441.143198][ T3352] ? erofs_shrinker_register+0xfb/0x110 [ 441.148728][ T3352] erofs_fc_fill_super+0x867/0x1180 [ 441.153908][ T3352] get_tree_bdev+0x417/0x640 [ 441.158480][ T3352] ? erofs_release_device_info+0x90/0x90 [ 441.164091][ T3352] erofs_fc_get_tree+0x1c/0x20 [ 441.168840][ T3352] vfs_get_tree+0x88/0x290 [ 441.173586][ T3352] do_new_mount+0x289/0xad0 [ 441.178070][ T3352] ? do_move_mount_old+0x160/0x160 [ 441.183163][ T3352] ? security_capable+0xb2/0xd0 [ 441.187995][ T3352] ? ns_capable+0x8a/0xf0 [ 441.192306][ T3352] path_mount+0x60b/0x1050 [ 441.196707][ T3352] __se_sys_mount+0x2d2/0x3c0 [ 441.201365][ T3352] ? __x64_sys_mount+0xd0/0xd0 [ 441.206113][ T3352] ? vfs_mkdir+0x580/0x580 [ 441.210512][ T3352] __x64_sys_mount+0xbf/0xd0 [ 441.215099][ T3352] do_syscall_64+0x44/0xd0 [ 441.219503][ T3352] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 441.225380][ T3352] RIP: 0033:0x7f211b962c9a [ 441.229776][ T3352] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 441.249364][ T3352] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 441.257769][ T3352] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 441.265776][ T3352] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 441.273738][ T3352] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 441.281704][ T3352] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 441.289744][ T3352] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 441.297702][ T3352] [ 441.301594][ T3353] FAULT_INJECTION: forcing a failure. [ 441.301594][ T3353] name failslab, interval 1, probability 0, space 0, times 0 [ 441.314601][ T3353] CPU: 1 PID: 3353 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 441.322913][ T3355] loop1: detected capacity change from 0 to 16 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 441.325367][ T3353] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 441.325379][ T3353] Call Trace: [ 441.325385][ T3353] [ 441.325390][ T3353] dump_stack_lvl+0x151/0x1b7 [ 441.325412][ T3353] ? bfq_pos_tree_add_move+0x43e/0x43e [ 441.325427][ T3353] ? _raw_spin_lock+0xa3/0x1b0 [ 441.332364][ T3355] FAULT_INJECTION: forcing a failure. [ 441.332364][ T3355] name failslab, interval 1, probability 0, space 0, times 0 [ 441.341601][ T3353] dump_stack+0x15/0x17 [ 441.341624][ T3353] should_fail+0x3c0/0x510 [ 441.341641][ T3353] __should_failslab+0x9f/0xe0 [ 441.341656][ T3353] should_failslab+0x9/0x20 [ 441.341669][ T3353] kmem_cache_alloc+0x4f/0x2f0 [ 441.397762][ T3353] ? erofs_alloc_inode+0x1b/0x50 [ 441.402694][ T3353] ? __kasan_check_write+0x14/0x20 [ 441.407794][ T3353] ? _erofs_info+0x190/0x190 [ 441.412367][ T3353] erofs_alloc_inode+0x1b/0x50 [ 441.417117][ T3353] ? _erofs_info+0x190/0x190 [ 441.421692][ T3353] new_inode_pseudo+0x64/0x220 [ 441.426442][ T3353] new_inode+0x28/0x1c0 [ 441.430582][ T3353] ? _raw_spin_unlock+0x4d/0x70 [ 441.435419][ T3353] ? erofs_shrinker_register+0xfb/0x110 [ 441.440952][ T3353] erofs_fc_fill_super+0x867/0x1180 [ 441.446140][ T3353] get_tree_bdev+0x417/0x640 [ 441.450718][ T3353] ? erofs_release_device_info+0x90/0x90 [ 441.456338][ T3353] erofs_fc_get_tree+0x1c/0x20 [ 441.461088][ T3353] vfs_get_tree+0x88/0x290 [ 441.465492][ T3353] do_new_mount+0x289/0xad0 [ 441.470891][ T3353] ? do_move_mount_old+0x160/0x160 [ 441.476028][ T3353] ? security_capable+0xb2/0xd0 [ 441.480877][ T3353] ? ns_capable+0x8a/0xf0 [ 441.485204][ T3353] path_mount+0x60b/0x1050 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 441.489618][ T3353] __se_sys_mount+0x2d2/0x3c0 [ 441.494370][ T3353] ? __x64_sys_mount+0xd0/0xd0 [ 441.499145][ T3353] ? vfs_mkdir+0x580/0x580 [ 441.503555][ T3353] __x64_sys_mount+0xbf/0xd0 [ 441.508136][ T3353] do_syscall_64+0x44/0xd0 [ 441.512545][ T3353] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 441.518436][ T3353] RIP: 0033:0x7f211b962c9a [ 441.522836][ T3353] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 441.542436][ T3353] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 441.550937][ T3353] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 441.558899][ T3353] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 441.566862][ T3353] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 441.574819][ T3353] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 441.582775][ T3353] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 441.590744][ T3353] [ 441.593753][ T3355] CPU: 0 PID: 3355 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 441.604519][ T3355] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 441.614657][ T3355] Call Trace: [ 441.617919][ T3355] [ 441.620832][ T3355] dump_stack_lvl+0x151/0x1b7 [ 441.625497][ T3355] ? bfq_pos_tree_add_move+0x43e/0x43e [ 441.630936][ T3355] ? get_tree_bdev+0x417/0x640 [ 441.635706][ T3355] ? vfs_get_tree+0x88/0x290 [ 441.640274][ T3355] ? do_new_mount+0x289/0xad0 [ 441.644934][ T3355] ? path_mount+0x60b/0x1050 [ 441.649505][ T3355] ? __x64_sys_mount+0xbf/0xd0 [ 441.654335][ T3355] ? do_syscall_64+0x44/0xd0 [ 441.658996][ T3355] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 441.665045][ T3355] dump_stack+0x15/0x17 [ 441.669181][ T3355] should_fail+0x3c0/0x510 [ 441.673577][ T3355] ? kvasprintf_const+0x139/0x180 [ 441.678845][ T3355] __should_failslab+0x9f/0xe0 [ 441.683590][ T3355] should_failslab+0x9/0x20 [ 441.688072][ T3355] __kmalloc_track_caller+0x6c/0x350 [ 441.693422][ T3355] kstrdup_const+0x55/0x90 [ 441.697906][ T3355] kvasprintf_const+0x139/0x180 [ 441.702737][ T3355] kobject_set_name_vargs+0x61/0x120 [ 441.708002][ T3355] kobject_init_and_add+0xdb/0x190 [ 441.713351][ T3355] ? __kasan_check_write+0x14/0x20 [ 441.718449][ T3355] ? kobject_add+0x210/0x210 [ 441.723023][ T3355] ? inode_init_always+0x760/0x9b0 [ 441.728116][ T3355] ? _raw_spin_unlock+0x4d/0x70 [ 441.732971][ T3355] ? _raw_spin_unlock+0x4d/0x70 [ 441.737810][ T3355] erofs_register_sysfs+0xd1/0x130 [ 441.742903][ T3355] erofs_fc_fill_super+0x95c/0x1180 [ 441.748082][ T3355] get_tree_bdev+0x417/0x640 [ 441.752651][ T3355] ? erofs_release_device_info+0x90/0x90 [ 441.758269][ T3355] erofs_fc_get_tree+0x1c/0x20 [ 441.763014][ T3355] vfs_get_tree+0x88/0x290 [ 441.767409][ T3355] do_new_mount+0x289/0xad0 [ 441.771898][ T3355] ? do_move_mount_old+0x160/0x160 [ 441.777075][ T3355] ? security_capable+0xb2/0xd0 [ 441.782522][ T3355] ? ns_capable+0x8a/0xf0 [ 441.787014][ T3355] path_mount+0x60b/0x1050 [ 441.791783][ T3355] __se_sys_mount+0x2d2/0x3c0 [ 441.796449][ T3355] ? __x64_sys_mount+0xd0/0xd0 [ 441.801196][ T3355] __x64_sys_mount+0xbf/0xd0 [ 441.805769][ T3355] do_syscall_64+0x44/0xd0 [ 441.810514][ T3355] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 441.816414][ T3355] RIP: 0033:0x7f211b962c9a [ 441.820812][ T3355] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 441.840663][ T3355] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 441.849083][ T3355] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 441.857034][ T3355] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 441.864988][ T3355] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 441.873033][ T3355] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 441.880981][ T3355] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 441.888933][ T3355] [ 441.893461][ T3355] kobject: can not set name properly! [ 441.927282][ T3359] loop4: detected capacity change from 0 to 16 [ 441.932013][ T3358] loop5: detected capacity change from 0 to 16 [ 441.935956][ T3362] loop0: detected capacity change from 0 to 16 [ 441.945257][ T3358] FAULT_INJECTION: forcing a failure. [ 441.945257][ T3358] name failslab, interval 1, probability 0, space 0, times 0 [ 441.947077][ T3363] loop3: detected capacity change from 0 to 16 [ 441.959558][ T3358] CPU: 0 PID: 3358 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 441.964982][ T3359] FAULT_INJECTION: forcing a failure. [ 441.964982][ T3359] name failslab, interval 1, probability 0, space 0, times 0 [ 441.975506][ T3358] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 441.975518][ T3358] Call Trace: [ 441.975523][ T3358] [ 441.975528][ T3358] dump_stack_lvl+0x151/0x1b7 [ 441.988188][ T3362] FAULT_INJECTION: forcing a failure. [ 441.988188][ T3362] name failslab, interval 1, probability 0, space 0, times 0 [ 441.998115][ T3358] ? bfq_pos_tree_add_move+0x43e/0x43e [ 441.998136][ T3358] dump_stack+0x15/0x17 [ 442.031174][ T3358] should_fail+0x3c0/0x510 [ 442.035586][ T3358] __should_failslab+0x9f/0xe0 [ 442.040341][ T3358] should_failslab+0x9/0x20 [ 442.044828][ T3358] kmem_cache_alloc+0x4f/0x2f0 [ 442.049664][ T3358] ? from_kuid_munged+0x7b0/0x7b0 [ 442.054709][ T3358] ? security_inode_alloc+0x29/0x140 [ 442.060076][ T3358] security_inode_alloc+0x29/0x140 [ 442.065172][ T3358] inode_init_always+0x749/0x9b0 [ 442.070094][ T3358] ? _erofs_info+0x190/0x190 [ 442.074668][ T3358] new_inode_pseudo+0x93/0x220 [ 442.079481][ T3358] new_inode+0x28/0x1c0 [ 442.083619][ T3358] ? _raw_spin_unlock+0x4d/0x70 [ 442.088454][ T3358] ? erofs_shrinker_register+0xfb/0x110 [ 442.093989][ T3358] erofs_fc_fill_super+0x867/0x1180 [ 442.099276][ T3358] get_tree_bdev+0x417/0x640 [ 442.104024][ T3358] ? erofs_release_device_info+0x90/0x90 [ 442.109640][ T3358] erofs_fc_get_tree+0x1c/0x20 [ 442.114401][ T3358] vfs_get_tree+0x88/0x290 [ 442.118828][ T3358] do_new_mount+0x289/0xad0 [ 442.123330][ T3358] ? do_move_mount_old+0x160/0x160 [ 442.128430][ T3358] ? security_capable+0xb2/0xd0 [ 442.133267][ T3358] ? ns_capable+0x8a/0xf0 [ 442.137592][ T3358] path_mount+0x60b/0x1050 [ 442.141997][ T3358] __se_sys_mount+0x2d2/0x3c0 [ 442.146666][ T3358] ? __x64_sys_mount+0xd0/0xd0 [ 442.151419][ T3358] ? vfs_mkdir+0x580/0x580 [ 442.155907][ T3358] __x64_sys_mount+0xbf/0xd0 [ 442.160483][ T3358] do_syscall_64+0x44/0xd0 [ 442.164889][ T3358] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 442.171219][ T3358] RIP: 0033:0x7f211b962c9a [ 442.175706][ T3358] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 442.195669][ T3358] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 442.204081][ T3358] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 442.212478][ T3358] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 442.220437][ T3358] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 442.228405][ T3358] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 442.236448][ T3358] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 442.244436][ T3358] [ 442.247463][ T3362] CPU: 1 PID: 3362 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 442.258248][ T3362] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 442.268478][ T3362] Call Trace: [ 442.271758][ T3362] [ 442.274691][ T3362] dump_stack_lvl+0x151/0x1b7 [ 442.279381][ T3362] ? bfq_pos_tree_add_move+0x43e/0x43e [ 442.284944][ T3362] dump_stack+0x15/0x17 [ 442.289124][ T3362] should_fail+0x3c0/0x510 [ 442.293553][ T3362] __should_failslab+0x9f/0xe0 [ 442.298327][ T3362] should_failslab+0x9/0x20 [ 442.303027][ T3362] kmem_cache_alloc+0x4f/0x2f0 [ 442.307803][ T3362] ? from_kuid_munged+0x7b0/0x7b0 [ 442.312835][ T3362] ? security_inode_alloc+0x29/0x140 [ 442.318131][ T3362] security_inode_alloc+0x29/0x140 [ 442.323259][ T3362] inode_init_always+0x749/0x9b0 [ 442.328305][ T3362] ? _erofs_info+0x190/0x190 [ 442.332902][ T3362] new_inode_pseudo+0x93/0x220 [ 442.337680][ T3362] new_inode+0x28/0x1c0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 442.341931][ T3362] ? _raw_spin_unlock+0x4d/0x70 [ 442.346789][ T3362] ? erofs_shrinker_register+0xfb/0x110 [ 442.352340][ T3362] erofs_fc_fill_super+0x867/0x1180 [ 442.357548][ T3362] get_tree_bdev+0x417/0x640 [ 442.362149][ T3362] ? erofs_release_device_info+0x90/0x90 [ 442.367790][ T3362] erofs_fc_get_tree+0x1c/0x20 [ 442.372560][ T3362] vfs_get_tree+0x88/0x290 [ 442.376981][ T3362] do_new_mount+0x289/0xad0 [ 442.381493][ T3362] ? do_move_mount_old+0x160/0x160 [ 442.386697][ T3362] ? security_capable+0xb2/0xd0 [ 442.391557][ T3362] ? ns_capable+0x8a/0xf0 [ 442.395916][ T3362] path_mount+0x60b/0x1050 [ 442.400692][ T3362] __se_sys_mount+0x2d2/0x3c0 [ 442.405379][ T3362] ? __x64_sys_mount+0xd0/0xd0 [ 442.410140][ T3362] __x64_sys_mount+0xbf/0xd0 [ 442.414713][ T3362] do_syscall_64+0x44/0xd0 [ 442.419111][ T3362] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 442.425166][ T3362] RIP: 0033:0x7f211b962c9a [ 442.429770][ T3362] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 442.449372][ T3362] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 442.458314][ T3362] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 442.466299][ T3362] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 442.474263][ T3362] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 442.482226][ T3362] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 442.490350][ T3362] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 442.498321][ T3362] [ 442.502018][ T3363] FAULT_INJECTION: forcing a failure. [ 442.502018][ T3363] name failslab, interval 1, probability 0, space 0, times 0 [ 442.517602][ T3359] CPU: 1 PID: 3359 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 442.528376][ T3359] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 442.538624][ T3359] Call Trace: [ 442.541391][ T3366] loop2: detected capacity change from 0 to 16 [ 442.541905][ T3359] [ 442.541913][ T3359] dump_stack_lvl+0x151/0x1b7 [ 442.556079][ T3359] ? bfq_pos_tree_add_move+0x43e/0x43e [ 442.561984][ T3359] ? get_tree_bdev+0x417/0x640 [ 442.566767][ T3359] ? vfs_get_tree+0x88/0x290 [ 442.571374][ T3359] ? do_new_mount+0x289/0xad0 [ 442.576265][ T3359] ? path_mount+0x60b/0x1050 [ 442.581043][ T3359] ? __x64_sys_mount+0xbf/0xd0 [ 442.585820][ T3359] ? do_syscall_64+0x44/0xd0 [ 442.586176][ T3366] erofs: (device loop2): mounted with root inode @ nid 36. [ 442.590437][ T3359] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 442.590461][ T3359] dump_stack+0x15/0x17 [ 442.607915][ T3359] should_fail+0x3c0/0x510 [ 442.612342][ T3359] ? kvasprintf_const+0x139/0x180 [ 442.617473][ T3359] __should_failslab+0x9f/0xe0 [ 442.622248][ T3359] should_failslab+0x9/0x20 [ 442.626774][ T3359] __kmalloc_track_caller+0x6c/0x350 [ 442.632074][ T3359] kstrdup_const+0x55/0x90 [ 442.636508][ T3359] kvasprintf_const+0x139/0x180 [ 442.641378][ T3359] kobject_set_name_vargs+0x61/0x120 [ 442.646669][ T3359] kobject_init_and_add+0xdb/0x190 [ 442.651787][ T3359] ? __kasan_check_write+0x14/0x20 [ 442.657077][ T3359] ? kobject_add+0x210/0x210 [ 442.661672][ T3359] ? inode_init_always+0x760/0x9b0 [ 442.666796][ T3359] ? _raw_spin_unlock+0x4d/0x70 [ 442.671655][ T3359] ? _raw_spin_unlock+0x4d/0x70 [ 442.676516][ T3359] erofs_register_sysfs+0xd1/0x130 [ 442.681633][ T3359] erofs_fc_fill_super+0x95c/0x1180 [ 442.681677][ T3366] FAULT_INJECTION: forcing a failure. write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 442.681677][ T3366] name failslab, interval 1, probability 0, space 0, times 0 [ 442.686852][ T3359] get_tree_bdev+0x417/0x640 [ 442.686881][ T3359] ? erofs_release_device_info+0x90/0x90 [ 442.686898][ T3359] erofs_fc_get_tree+0x1c/0x20 [ 442.686911][ T3359] vfs_get_tree+0x88/0x290 [ 442.686931][ T3359] do_new_mount+0x289/0xad0 [ 442.724683][ T3359] ? do_move_mount_old+0x160/0x160 [ 442.729981][ T3359] ? security_capable+0xb2/0xd0 [ 442.735023][ T3359] ? ns_capable+0x8a/0xf0 [ 442.739366][ T3359] path_mount+0x60b/0x1050 [ 442.743802][ T3359] __se_sys_mount+0x2d2/0x3c0 [ 442.748659][ T3359] ? __x64_sys_mount+0xd0/0xd0 [ 442.753546][ T3359] __x64_sys_mount+0xbf/0xd0 [ 442.758248][ T3359] do_syscall_64+0x44/0xd0 [ 442.762683][ T3359] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 442.768940][ T3359] RIP: 0033:0x7f211b962c9a [ 442.773365][ T3359] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 442.793242][ T3359] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 442.801753][ T3359] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 442.809741][ T3359] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 442.817715][ T3359] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 442.825689][ T3359] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 442.833848][ T3359] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 442.841911][ T3359] [ 442.846397][ T3366] CPU: 0 PID: 3366 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 442.850120][ T3367] loop1: detected capacity change from 0 to 16 [ 442.857177][ T3366] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 442.857189][ T3366] Call Trace: [ 442.857194][ T3366] [ 442.857199][ T3366] dump_stack_lvl+0x151/0x1b7 [ 442.857221][ T3366] ? bfq_pos_tree_add_move+0x43e/0x43e [ 442.857237][ T3366] ? avc_has_perm+0x16d/0x260 [ 442.894735][ T3366] dump_stack+0x15/0x17 [ 442.898890][ T3366] should_fail+0x3c0/0x510 [ 442.903296][ T3366] __should_failslab+0x9f/0xe0 [ 442.908055][ T3366] should_failslab+0x9/0x20 [ 442.912544][ T3366] kmem_cache_alloc+0x4f/0x2f0 [ 442.917294][ T3366] ? selinux_sb_remount+0xd20/0xd20 [ 442.922489][ T3366] ? alloc_vfsmnt+0x27/0x4a0 [ 442.927104][ T3366] alloc_vfsmnt+0x27/0x4a0 [ 442.931570][ T3366] vfs_create_mount+0x84/0x4c0 [ 442.936325][ T3366] ? __kasan_check_write+0x14/0x20 [ 442.941424][ T3366] do_new_mount+0x3b4/0xad0 [ 442.945916][ T3366] ? do_move_mount_old+0x160/0x160 [ 442.951016][ T3366] ? security_capable+0xb2/0xd0 [ 442.955855][ T3366] ? ns_capable+0x8a/0xf0 [ 442.960182][ T3366] path_mount+0x60b/0x1050 [ 442.964593][ T3366] __se_sys_mount+0x2d2/0x3c0 [ 442.969258][ T3366] ? __x64_sys_mount+0xd0/0xd0 [ 442.974009][ T3366] __x64_sys_mount+0xbf/0xd0 [ 442.978587][ T3366] do_syscall_64+0x44/0xd0 [ 442.982990][ T3366] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 442.988875][ T3366] RIP: 0033:0x7f211b962c9a [ 442.993283][ T3366] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 443.012876][ T3366] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 443.021276][ T3366] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 443.029232][ T3366] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 443.037187][ T3366] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 443.045154][ T3366] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 443.053188][ T3366] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 443.061166][ T3366] [ 443.064179][ T3363] CPU: 1 PID: 3363 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 443.074946][ T3363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 443.085007][ T3363] Call Trace: [ 443.088290][ T3363] [ 443.091218][ T3363] dump_stack_lvl+0x151/0x1b7 [ 443.095912][ T3363] ? bfq_pos_tree_add_move+0x43e/0x43e [ 443.101393][ T3363] ? get_tree_bdev+0x417/0x640 [ 443.106165][ T3363] ? vfs_get_tree+0x88/0x290 [ 443.110769][ T3363] ? do_new_mount+0x289/0xad0 [ 443.115454][ T3363] ? path_mount+0x60b/0x1050 [ 443.120054][ T3363] ? __x64_sys_mount+0xbf/0xd0 [ 443.124831][ T3363] ? do_syscall_64+0x44/0xd0 [ 443.129432][ T3363] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 443.135519][ T3363] dump_stack+0x15/0x17 [ 443.139691][ T3363] should_fail+0x3c0/0x510 [ 443.144123][ T3363] ? kvasprintf_const+0x139/0x180 [ 443.149165][ T3363] __should_failslab+0x9f/0xe0 [ 443.153940][ T3363] should_failslab+0x9/0x20 [ 443.158476][ T3363] __kmalloc_track_caller+0x6c/0x350 [ 443.163778][ T3363] kstrdup_const+0x55/0x90 [ 443.168211][ T3363] kvasprintf_const+0x139/0x180 [ 443.173077][ T3363] kobject_set_name_vargs+0x61/0x120 [ 443.178375][ T3363] kobject_init_and_add+0xdb/0x190 [ 443.183498][ T3363] ? __kasan_check_write+0x14/0x20 [ 443.188605][ T3363] ? kobject_add+0x210/0x210 [ 443.193179][ T3363] ? inode_init_always+0x760/0x9b0 [ 443.198276][ T3363] ? _raw_spin_unlock+0x4d/0x70 [ 443.203197][ T3363] ? _raw_spin_unlock+0x4d/0x70 [ 443.208032][ T3363] erofs_register_sysfs+0xd1/0x130 [ 443.213131][ T3363] erofs_fc_fill_super+0x95c/0x1180 [ 443.218314][ T3363] get_tree_bdev+0x417/0x640 [ 443.222884][ T3363] ? erofs_release_device_info+0x90/0x90 [ 443.228498][ T3363] erofs_fc_get_tree+0x1c/0x20 [ 443.233239][ T3363] vfs_get_tree+0x88/0x290 [ 443.237637][ T3363] do_new_mount+0x289/0xad0 [ 443.242127][ T3363] ? do_move_mount_old+0x160/0x160 [ 443.247243][ T3363] ? security_capable+0xb2/0xd0 [ 443.252162][ T3363] ? ns_capable+0x8a/0xf0 [ 443.256475][ T3363] path_mount+0x60b/0x1050 [ 443.260877][ T3363] __se_sys_mount+0x2d2/0x3c0 [ 443.265535][ T3363] ? __x64_sys_mount+0xd0/0xd0 [ 443.270281][ T3363] __x64_sys_mount+0xbf/0xd0 [ 443.274852][ T3363] do_syscall_64+0x44/0xd0 [ 443.279249][ T3363] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 443.285128][ T3363] RIP: 0033:0x7f211b962c9a [ 443.289525][ T3363] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 443.309199][ T3363] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 443.317597][ T3363] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 443.325549][ T3363] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 443.333503][ T3363] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 443.341556][ T3363] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 443.349532][ T3363] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 443.357494][ T3363] [ 443.361001][ T3367] FAULT_INJECTION: forcing a failure. [ 443.361001][ T3367] name failslab, interval 1, probability 0, space 0, times 0 [ 443.382153][ T3367] CPU: 1 PID: 3367 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 443.392949][ T3367] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 443.403020][ T3367] Call Trace: [ 443.406396][ T3367] [ 443.409328][ T3367] dump_stack_lvl+0x151/0x1b7 [ 443.414018][ T3367] ? bfq_pos_tree_add_move+0x43e/0x43e [ 443.419487][ T3367] ? make_kgid+0x215/0x710 [ 443.423916][ T3367] ? from_kuid_munged+0x7b0/0x7b0 [ 443.429039][ T3367] dump_stack+0x15/0x17 [ 443.433217][ T3367] should_fail+0x3c0/0x510 [ 443.437646][ T3367] __should_failslab+0x9f/0xe0 [ 443.442425][ T3367] should_failslab+0x9/0x20 [ 443.446920][ T3367] kmem_cache_alloc+0x4f/0x2f0 [ 443.451672][ T3367] ? __d_alloc+0x2d/0x6b0 [ 443.455987][ T3367] __d_alloc+0x2d/0x6b0 [ 443.460125][ T3367] ? erofs_inode_init_once+0x20/0x20 [ 443.465479][ T3367] d_make_root+0x4a/0xe0 [ 443.469703][ T3367] erofs_fc_fill_super+0x809/0x1180 [ 443.474900][ T3367] get_tree_bdev+0x417/0x640 [ 443.479470][ T3367] ? erofs_release_device_info+0x90/0x90 [ 443.485082][ T3367] erofs_fc_get_tree+0x1c/0x20 [ 443.490085][ T3367] vfs_get_tree+0x88/0x290 [ 443.494505][ T3367] do_new_mount+0x289/0xad0 [ 443.499512][ T3367] ? do_move_mount_old+0x160/0x160 [ 443.504603][ T3367] ? security_capable+0xb2/0xd0 [ 443.509443][ T3367] ? ns_capable+0x8a/0xf0 [ 443.513836][ T3367] path_mount+0x60b/0x1050 [ 443.518271][ T3367] __se_sys_mount+0x2d2/0x3c0 [ 443.522965][ T3367] ? __x64_sys_mount+0xd0/0xd0 [ 443.527713][ T3367] ? vfs_mkdir+0x580/0x580 [ 443.532114][ T3367] __x64_sys_mount+0xbf/0xd0 [ 443.536687][ T3367] do_syscall_64+0x44/0xd0 [ 443.541173][ T3367] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 443.547076][ T3367] RIP: 0033:0x7f211b962c9a [ 443.551577][ T3367] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 443.571264][ T3367] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 443.579662][ T3367] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 443.587617][ T3367] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 443.595572][ T3367] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 443.603535][ T3367] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 443.611484][ T3367] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 443.619442][ T3367] [ 443.627341][ T3359] kobject: can not set name properly! [ 443.630643][ T3363] kobject: can not set name properly! [ 443.638027][ T3369] loop0: detected capacity change from 0 to 16 [ 443.645288][ T3369] FAULT_INJECTION: forcing a failure. [ 443.645288][ T3369] name failslab, interval 1, probability 0, space 0, times 0 [ 443.658088][ T3369] CPU: 0 PID: 3369 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 443.668872][ T3369] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 443.679084][ T3369] Call Trace: [ 443.682376][ T3369] [ 443.685294][ T3369] dump_stack_lvl+0x151/0x1b7 [ 443.689951][ T3369] ? bfq_pos_tree_add_move+0x43e/0x43e [ 443.695651][ T3369] ? _raw_spin_lock+0xa3/0x1b0 [ 443.700488][ T3369] dump_stack+0x15/0x17 [ 443.704620][ T3369] should_fail+0x3c0/0x510 [ 443.709362][ T3369] __should_failslab+0x9f/0xe0 [ 443.714100][ T3369] should_failslab+0x9/0x20 [ 443.718576][ T3369] kmem_cache_alloc+0x4f/0x2f0 [ 443.723490][ T3369] ? erofs_alloc_inode+0x1b/0x50 [ 443.728431][ T3369] ? __kasan_check_write+0x14/0x20 [ 443.733518][ T3369] ? _erofs_info+0x190/0x190 [ 443.738089][ T3369] erofs_alloc_inode+0x1b/0x50 [ 443.743107][ T3369] ? _erofs_info+0x190/0x190 [ 443.747688][ T3369] new_inode_pseudo+0x64/0x220 [ 443.752432][ T3369] new_inode+0x28/0x1c0 [ 443.756562][ T3369] ? _raw_spin_unlock+0x4d/0x70 [ 443.761390][ T3369] ? erofs_shrinker_register+0xfb/0x110 [ 443.767020][ T3369] erofs_fc_fill_super+0x867/0x1180 [ 443.772321][ T3369] get_tree_bdev+0x417/0x640 [ 443.776916][ T3369] ? erofs_release_device_info+0x90/0x90 [ 443.782563][ T3369] erofs_fc_get_tree+0x1c/0x20 [ 443.787314][ T3369] vfs_get_tree+0x88/0x290 [ 443.791801][ T3369] do_new_mount+0x289/0xad0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 443.796298][ T3369] ? do_move_mount_old+0x160/0x160 [ 443.801393][ T3369] ? security_capable+0xb2/0xd0 [ 443.806238][ T3369] ? ns_capable+0x8a/0xf0 [ 443.810707][ T3369] path_mount+0x60b/0x1050 [ 443.815122][ T3369] __se_sys_mount+0x2d2/0x3c0 [ 443.819794][ T3369] ? __x64_sys_mount+0xd0/0xd0 [ 443.824553][ T3369] __x64_sys_mount+0xbf/0xd0 [ 443.829259][ T3369] do_syscall_64+0x44/0xd0 [ 443.833657][ T3369] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 443.839530][ T3369] RIP: 0033:0x7f211b962c9a [ 443.843937][ T3369] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 443.863522][ T3369] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 443.872095][ T3369] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 443.880271][ T3369] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 443.888317][ T3369] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 443.896285][ T3369] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 443.904248][ T3369] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 443.912222][ T3369] [ 443.928105][ T3373] loop1: detected capacity change from 0 to 16 [ 443.928904][ T3375] loop4: detected capacity change from 0 to 16 [ 443.935269][ T3373] FAULT_INJECTION: forcing a failure. [ 443.935269][ T3373] name failslab, interval 1, probability 0, space 0, times 0 [ 443.943025][ T3374] loop5: detected capacity change from 0 to 16 [ 443.960317][ T3375] FAULT_INJECTION: forcing a failure. [ 443.960317][ T3375] name failslab, interval 1, probability 0, space 0, times 0 [ 443.976840][ T3373] CPU: 0 PID: 3373 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 443.979036][ T3374] FAULT_INJECTION: forcing a failure. [ 443.979036][ T3374] name failslab, interval 1, probability 0, space 0, times 0 [ 443.987626][ T3373] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 443.987640][ T3373] Call Trace: [ 443.987645][ T3373] [ 443.987651][ T3373] dump_stack_lvl+0x151/0x1b7 [ 443.987673][ T3373] ? bfq_pos_tree_add_move+0x43e/0x43e [ 444.026569][ T3373] dump_stack+0x15/0x17 [ 444.030714][ T3373] should_fail+0x3c0/0x510 [ 444.035122][ T3373] __should_failslab+0x9f/0xe0 [ 444.039879][ T3373] should_failslab+0x9/0x20 [ 444.044375][ T3373] kmem_cache_alloc+0x4f/0x2f0 [ 444.049140][ T3373] ? from_kuid_munged+0x7b0/0x7b0 [ 444.054173][ T3373] ? security_inode_alloc+0x29/0x140 [ 444.059455][ T3373] security_inode_alloc+0x29/0x140 [ 444.064712][ T3373] inode_init_always+0x749/0x9b0 [ 444.069632][ T3373] ? _erofs_info+0x190/0x190 [ 444.074203][ T3373] new_inode_pseudo+0x93/0x220 [ 444.079039][ T3373] new_inode+0x28/0x1c0 [ 444.083352][ T3373] ? _raw_spin_unlock+0x4d/0x70 [ 444.088197][ T3373] ? erofs_shrinker_register+0xfb/0x110 [ 444.093728][ T3373] erofs_fc_fill_super+0x867/0x1180 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 444.098916][ T3373] get_tree_bdev+0x417/0x640 [ 444.103501][ T3373] ? erofs_release_device_info+0x90/0x90 [ 444.109552][ T3373] erofs_fc_get_tree+0x1c/0x20 [ 444.114488][ T3373] vfs_get_tree+0x88/0x290 [ 444.119519][ T3373] do_new_mount+0x289/0xad0 [ 444.124030][ T3373] ? do_move_mount_old+0x160/0x160 [ 444.129240][ T3373] ? security_capable+0xb2/0xd0 [ 444.134127][ T3373] ? ns_capable+0x8a/0xf0 [ 444.138470][ T3373] path_mount+0x60b/0x1050 [ 444.142941][ T3373] __se_sys_mount+0x2d2/0x3c0 [ 444.147722][ T3373] ? __x64_sys_mount+0xd0/0xd0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 444.152492][ T3373] ? vfs_mkdir+0x580/0x580 [ 444.156903][ T3373] __x64_sys_mount+0xbf/0xd0 [ 444.161610][ T3373] do_syscall_64+0x44/0xd0 [ 444.166038][ T3373] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 444.172110][ T3373] RIP: 0033:0x7f211b962c9a [ 444.176515][ T3373] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 444.196302][ T3373] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 444.204906][ T3373] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 444.212875][ T3373] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 444.220937][ T3373] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 444.228913][ T3373] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 444.236913][ T3373] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 444.244882][ T3373] [ 444.247886][ T3375] CPU: 1 PID: 3375 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 444.258639][ T3375] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 444.268782][ T3375] Call Trace: [ 444.272057][ T3375] [ 444.274977][ T3375] dump_stack_lvl+0x151/0x1b7 [ 444.279822][ T3375] ? bfq_pos_tree_add_move+0x43e/0x43e [ 444.285442][ T3375] dump_stack+0x15/0x17 [ 444.289597][ T3375] should_fail+0x3c0/0x510 [ 444.294263][ T3375] __should_failslab+0x9f/0xe0 [ 444.299014][ T3375] should_failslab+0x9/0x20 [ 444.303501][ T3375] kmem_cache_alloc+0x4f/0x2f0 [ 444.308247][ T3375] ? from_kuid_munged+0x7b0/0x7b0 [ 444.313266][ T3375] ? security_inode_alloc+0x29/0x140 [ 444.318538][ T3375] security_inode_alloc+0x29/0x140 [ 444.323634][ T3375] inode_init_always+0x749/0x9b0 [ 444.328825][ T3375] ? _erofs_info+0x190/0x190 [ 444.333405][ T3375] new_inode_pseudo+0x93/0x220 [ 444.338166][ T3375] new_inode+0x28/0x1c0 [ 444.342307][ T3375] ? _raw_spin_unlock+0x4d/0x70 [ 444.347168][ T3375] ? erofs_shrinker_register+0xfb/0x110 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 444.352803][ T3375] erofs_fc_fill_super+0x867/0x1180 [ 444.357992][ T3375] get_tree_bdev+0x417/0x640 [ 444.362577][ T3375] ? erofs_release_device_info+0x90/0x90 [ 444.368198][ T3375] erofs_fc_get_tree+0x1c/0x20 [ 444.373167][ T3375] vfs_get_tree+0x88/0x290 [ 444.377666][ T3375] do_new_mount+0x289/0xad0 [ 444.382253][ T3375] ? do_move_mount_old+0x160/0x160 [ 444.387352][ T3375] ? security_capable+0xb2/0xd0 [ 444.392375][ T3375] ? ns_capable+0x8a/0xf0 [ 444.396798][ T3375] path_mount+0x60b/0x1050 [ 444.401216][ T3375] __se_sys_mount+0x2d2/0x3c0 [ 444.405892][ T3375] ? __x64_sys_mount+0xd0/0xd0 [ 444.410652][ T3375] ? vfs_mkdir+0x580/0x580 [ 444.415059][ T3375] __x64_sys_mount+0xbf/0xd0 [ 444.419657][ T3375] do_syscall_64+0x44/0xd0 [ 444.424063][ T3375] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 444.429946][ T3375] RIP: 0033:0x7f211b962c9a [ 444.434361][ T3375] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 444.453970][ T3375] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 444.462387][ T3375] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 444.470356][ T3375] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 444.478327][ T3375] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 444.486299][ T3375] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 444.494272][ T3375] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 444.502234][ T3375] [ 444.505243][ T3374] CPU: 0 PID: 3374 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 444.516005][ T3374] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 444.526047][ T3374] Call Trace: [ 444.529306][ T3374] [ 444.532226][ T3374] dump_stack_lvl+0x151/0x1b7 [ 444.536890][ T3374] ? bfq_pos_tree_add_move+0x43e/0x43e [ 444.542347][ T3374] dump_stack+0x15/0x17 [ 444.546482][ T3374] should_fail+0x3c0/0x510 [ 444.550887][ T3374] __should_failslab+0x9f/0xe0 [ 444.555632][ T3374] should_failslab+0x9/0x20 [ 444.560145][ T3374] kmem_cache_alloc+0x4f/0x2f0 [ 444.564892][ T3374] ? __kernfs_new_node+0xdb/0x6e0 [ 444.569895][ T3374] __kernfs_new_node+0xdb/0x6e0 [ 444.574731][ T3374] ? erofs_fc_get_tree+0x1c/0x20 [ 444.579655][ T3374] ? vfs_get_tree+0x88/0x290 [ 444.584227][ T3374] ? do_new_mount+0x289/0xad0 [ 444.588887][ T3374] ? path_mount+0x60b/0x1050 [ 444.593458][ T3374] ? __se_sys_mount+0x2d2/0x3c0 [ 444.598310][ T3374] ? kernfs_new_node+0x170/0x170 [ 444.603230][ T3374] kernfs_create_dir_ns+0x9b/0x230 [ 444.608323][ T3374] sysfs_create_dir_ns+0x181/0x390 [ 444.613418][ T3374] ? sysfs_warn_dup+0xa0/0xa0 [ 444.618075][ T3374] ? memcpy+0x56/0x70 [ 444.622039][ T3374] kobject_add_internal+0x766/0xda0 [ 444.627218][ T3374] kobject_init_and_add+0x123/0x190 [ 444.632398][ T3374] ? __kasan_check_write+0x14/0x20 [ 444.637493][ T3374] ? kobject_add+0x210/0x210 [ 444.642068][ T3374] ? inode_init_always+0x760/0x9b0 [ 444.647160][ T3374] ? _raw_spin_unlock+0x4d/0x70 [ 444.651992][ T3374] ? _raw_spin_unlock+0x4d/0x70 [ 444.656824][ T3374] erofs_register_sysfs+0xd1/0x130 [ 444.661922][ T3374] erofs_fc_fill_super+0x95c/0x1180 [ 444.667114][ T3374] get_tree_bdev+0x417/0x640 [ 444.671708][ T3374] ? erofs_release_device_info+0x90/0x90 [ 444.677343][ T3374] erofs_fc_get_tree+0x1c/0x20 [ 444.682097][ T3374] vfs_get_tree+0x88/0x290 [ 444.686497][ T3374] do_new_mount+0x289/0xad0 [ 444.690983][ T3374] ? do_move_mount_old+0x160/0x160 [ 444.696081][ T3374] ? security_capable+0xb2/0xd0 [ 444.700912][ T3374] ? ns_capable+0x8a/0xf0 [ 444.705241][ T3374] path_mount+0x60b/0x1050 [ 444.709646][ T3374] __se_sys_mount+0x2d2/0x3c0 [ 444.714307][ T3374] ? __x64_sys_mount+0xd0/0xd0 [ 444.719054][ T3374] __x64_sys_mount+0xbf/0xd0 [ 444.723627][ T3374] do_syscall_64+0x44/0xd0 [ 444.728032][ T3374] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 444.733912][ T3374] RIP: 0033:0x7f211b962c9a [ 444.738310][ T3374] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 444.757896][ T3374] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 444.766294][ T3374] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 444.774254][ T3374] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 444.782206][ T3374] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 444.790159][ T3374] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 444.798244][ T3374] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 444.806221][ T3374] [ 444.816018][ T3374] kobject_add_internal failed for loop5 (error: -12 parent: erofs) [ 444.828928][ T3384] loop0: detected capacity change from 0 to 16 [ 444.836491][ T3383] loop3: detected capacity change from 0 to 16 [ 444.842799][ T3384] FAULT_INJECTION: forcing a failure. [ 444.842799][ T3384] name failslab, interval 1, probability 0, space 0, times 0 [ 444.843967][ T3386] loop2: detected capacity change from 0 to 16 [ 444.857207][ T3384] CPU: 1 PID: 3384 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 444.863285][ T3386] FAULT_INJECTION: forcing a failure. [ 444.863285][ T3386] name failslab, interval 1, probability 0, space 0, times 0 [ 444.872379][ T3384] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 444.872392][ T3384] Call Trace: [ 444.872398][ T3384] [ 444.872403][ T3384] dump_stack_lvl+0x151/0x1b7 [ 444.872424][ T3384] ? bfq_pos_tree_add_move+0x43e/0x43e [ 444.872440][ T3384] dump_stack+0x15/0x17 [ 444.872452][ T3384] should_fail+0x3c0/0x510 [ 444.886244][ T3387] loop1: detected capacity change from 0 to 16 [ 444.895043][ T3384] __should_failslab+0x9f/0xe0 [ 444.895066][ T3384] should_failslab+0x9/0x20 [ 444.895080][ T3384] kmem_cache_alloc+0x4f/0x2f0 [ 444.899107][ T3387] FAULT_INJECTION: forcing a failure. [ 444.899107][ T3387] name failslab, interval 1, probability 0, space 0, times 0 [ 444.901263][ T3384] ? __kernfs_new_node+0xdb/0x6e0 [ 444.901284][ T3384] __kernfs_new_node+0xdb/0x6e0 [ 444.954659][ T3383] FAULT_INJECTION: forcing a failure. [ 444.954659][ T3383] name failslab, interval 1, probability 0, space 0, times 0 [ 444.957567][ T3384] ? erofs_fc_get_tree+0x1c/0x20 [ 444.957589][ T3384] ? vfs_get_tree+0x88/0x290 [ 444.984484][ T3384] ? do_new_mount+0x289/0xad0 [ 444.989163][ T3384] ? path_mount+0x60b/0x1050 [ 444.993744][ T3384] ? __se_sys_mount+0x2d2/0x3c0 [ 444.998583][ T3384] ? kernfs_new_node+0x170/0x170 [ 445.003514][ T3384] kernfs_create_dir_ns+0x9b/0x230 [ 445.008612][ T3384] sysfs_create_dir_ns+0x181/0x390 [ 445.013798][ T3384] ? sysfs_warn_dup+0xa0/0xa0 [ 445.018480][ T3384] ? memcpy+0x56/0x70 [ 445.022448][ T3384] kobject_add_internal+0x766/0xda0 [ 445.027636][ T3384] kobject_init_and_add+0x123/0x190 [ 445.032824][ T3384] ? __kasan_check_write+0x14/0x20 [ 445.037927][ T3384] ? kobject_add+0x210/0x210 [ 445.042504][ T3384] ? inode_init_always+0x760/0x9b0 [ 445.047601][ T3384] ? _raw_spin_unlock+0x4d/0x70 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 445.052446][ T3384] ? _raw_spin_unlock+0x4d/0x70 [ 445.057284][ T3384] erofs_register_sysfs+0xd1/0x130 [ 445.062438][ T3384] erofs_fc_fill_super+0x95c/0x1180 [ 445.067640][ T3384] get_tree_bdev+0x417/0x640 [ 445.072219][ T3384] ? erofs_release_device_info+0x90/0x90 [ 445.077859][ T3384] erofs_fc_get_tree+0x1c/0x20 [ 445.082608][ T3384] vfs_get_tree+0x88/0x290 [ 445.087012][ T3384] do_new_mount+0x289/0xad0 [ 445.091505][ T3384] ? do_move_mount_old+0x160/0x160 [ 445.096605][ T3384] ? security_capable+0xb2/0xd0 [ 445.101444][ T3384] ? ns_capable+0x8a/0xf0 [ 445.105760][ T3384] path_mount+0x60b/0x1050 [ 445.110166][ T3384] __se_sys_mount+0x2d2/0x3c0 [ 445.114838][ T3384] ? __x64_sys_mount+0xd0/0xd0 [ 445.119592][ T3384] __x64_sys_mount+0xbf/0xd0 [ 445.124168][ T3384] do_syscall_64+0x44/0xd0 [ 445.128571][ T3384] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 445.134453][ T3384] RIP: 0033:0x7f211b962c9a [ 445.138855][ T3384] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 445.158455][ T3384] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 445.166860][ T3384] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 445.174819][ T3384] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 445.182867][ T3384] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 445.190836][ T3384] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 445.198795][ T3384] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 445.206760][ T3384] [ 445.209770][ T3383] CPU: 0 PID: 3383 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 445.212277][ T3384] kobject_add_internal failed for loop0 (error: -12 parent: erofs) [ 445.220536][ T3383] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 445.220551][ T3383] Call Trace: [ 445.220557][ T3383] [ 445.220562][ T3383] dump_stack_lvl+0x151/0x1b7 [ 445.249294][ T3383] ? bfq_pos_tree_add_move+0x43e/0x43e [ 445.254750][ T3383] dump_stack+0x15/0x17 [ 445.258901][ T3383] should_fail+0x3c0/0x510 [ 445.263313][ T3383] __should_failslab+0x9f/0xe0 [ 445.268332][ T3383] should_failslab+0x9/0x20 [ 445.272825][ T3383] kmem_cache_alloc+0x4f/0x2f0 [ 445.277579][ T3383] ? from_kuid_munged+0x7b0/0x7b0 [ 445.282606][ T3383] ? security_inode_alloc+0x29/0x140 [ 445.287915][ T3383] security_inode_alloc+0x29/0x140 [ 445.293011][ T3383] inode_init_always+0x749/0x9b0 [ 445.297937][ T3383] ? _erofs_info+0x190/0x190 [ 445.302514][ T3383] new_inode_pseudo+0x93/0x220 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 445.307266][ T3383] new_inode+0x28/0x1c0 [ 445.311411][ T3383] ? _raw_spin_unlock+0x4d/0x70 [ 445.316255][ T3383] ? erofs_shrinker_register+0xfb/0x110 [ 445.321799][ T3383] erofs_fc_fill_super+0x867/0x1180 [ 445.327003][ T3383] get_tree_bdev+0x417/0x640 [ 445.331592][ T3383] ? erofs_release_device_info+0x90/0x90 [ 445.337233][ T3383] erofs_fc_get_tree+0x1c/0x20 [ 445.341999][ T3383] vfs_get_tree+0x88/0x290 [ 445.346405][ T3383] do_new_mount+0x289/0xad0 [ 445.350904][ T3383] ? do_move_mount_old+0x160/0x160 [ 445.356006][ T3383] ? security_capable+0xb2/0xd0 [ 445.360869][ T3383] ? ns_capable+0x8a/0xf0 [ 445.365194][ T3383] path_mount+0x60b/0x1050 [ 445.369619][ T3383] __se_sys_mount+0x2d2/0x3c0 [ 445.374293][ T3383] ? __x64_sys_mount+0xd0/0xd0 [ 445.379047][ T3383] ? vfs_mkdir+0x580/0x580 [ 445.383724][ T3383] __x64_sys_mount+0xbf/0xd0 [ 445.388301][ T3383] do_syscall_64+0x44/0xd0 [ 445.392703][ T3383] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 445.398593][ T3383] RIP: 0033:0x7f211b962c9a [ 445.402998][ T3383] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 445.422593][ T3383] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 445.430994][ T3383] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 445.438954][ T3383] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 445.446911][ T3383] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 445.454871][ T3383] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 445.462830][ T3383] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 445.470789][ T3383] [ 445.473824][ T3386] CPU: 1 PID: 3386 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 445.484585][ T3386] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 445.494643][ T3386] Call Trace: [ 445.497916][ T3386] [ 445.500840][ T3386] dump_stack_lvl+0x151/0x1b7 [ 445.505519][ T3386] ? bfq_pos_tree_add_move+0x43e/0x43e [ 445.511001][ T3386] dump_stack+0x15/0x17 [ 445.515162][ T3386] should_fail+0x3c0/0x510 [ 445.519568][ T3386] __should_failslab+0x9f/0xe0 [ 445.524403][ T3386] should_failslab+0x9/0x20 [ 445.528890][ T3386] kmem_cache_alloc+0x4f/0x2f0 [ 445.533634][ T3386] ? from_kuid_munged+0x7b0/0x7b0 [ 445.538639][ T3386] ? security_inode_alloc+0x29/0x140 [ 445.543915][ T3386] security_inode_alloc+0x29/0x140 [ 445.549026][ T3386] inode_init_always+0x749/0x9b0 [ 445.553942][ T3386] ? _erofs_info+0x190/0x190 [ 445.558511][ T3386] new_inode_pseudo+0x93/0x220 [ 445.563255][ T3386] new_inode+0x28/0x1c0 [ 445.567396][ T3386] ? _raw_spin_unlock+0x4d/0x70 [ 445.572228][ T3386] ? erofs_shrinker_register+0xfb/0x110 [ 445.577755][ T3386] erofs_fc_fill_super+0x867/0x1180 [ 445.582938][ T3386] get_tree_bdev+0x417/0x640 [ 445.587508][ T3386] ? erofs_release_device_info+0x90/0x90 [ 445.593124][ T3386] erofs_fc_get_tree+0x1c/0x20 [ 445.597867][ T3386] vfs_get_tree+0x88/0x290 [ 445.602270][ T3386] do_new_mount+0x289/0xad0 [ 445.606758][ T3386] ? do_move_mount_old+0x160/0x160 [ 445.611853][ T3386] ? security_capable+0xb2/0xd0 [ 445.616688][ T3386] ? ns_capable+0x8a/0xf0 [ 445.620998][ T3386] path_mount+0x60b/0x1050 [ 445.625398][ T3386] __se_sys_mount+0x2d2/0x3c0 [ 445.630057][ T3386] ? __x64_sys_mount+0xd0/0xd0 [ 445.634817][ T3386] ? vfs_mkdir+0x580/0x580 [ 445.639212][ T3386] __x64_sys_mount+0xbf/0xd0 [ 445.643783][ T3386] do_syscall_64+0x44/0xd0 [ 445.648182][ T3386] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 445.654058][ T3386] RIP: 0033:0x7f211b962c9a [ 445.658455][ T3386] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 445.678041][ T3386] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 445.686439][ T3386] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 445.694401][ T3386] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 445.702372][ T3386] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 445.710344][ T3386] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 445.718316][ T3386] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 445.726279][ T3386] [ 445.736078][ T3387] CPU: 1 PID: 3387 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 445.746957][ T3387] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 445.757114][ T3387] Call Trace: [ 445.760401][ T3387] [ 445.763357][ T3387] dump_stack_lvl+0x151/0x1b7 [ 445.768053][ T3387] ? bfq_pos_tree_add_move+0x43e/0x43e [ 445.773547][ T3387] dump_stack+0x15/0x17 [ 445.777719][ T3387] should_fail+0x3c0/0x510 [ 445.782164][ T3387] __should_failslab+0x9f/0xe0 [ 445.786945][ T3387] should_failslab+0x9/0x20 [ 445.791575][ T3387] kmem_cache_alloc+0x4f/0x2f0 [ 445.796353][ T3387] ? from_kuid_munged+0x7b0/0x7b0 [ 445.801471][ T3387] ? security_inode_alloc+0x29/0x140 [ 445.806862][ T3387] security_inode_alloc+0x29/0x140 [ 445.811982][ T3387] inode_init_always+0x749/0x9b0 [ 445.816926][ T3387] ? _erofs_info+0x190/0x190 [ 445.821610][ T3387] new_inode_pseudo+0x93/0x220 [ 445.826470][ T3387] new_inode+0x28/0x1c0 [ 445.830626][ T3387] ? _raw_spin_unlock+0x4d/0x70 [ 445.835468][ T3387] ? erofs_shrinker_register+0xfb/0x110 [ 445.840997][ T3387] erofs_fc_fill_super+0x867/0x1180 [ 445.846185][ T3387] get_tree_bdev+0x417/0x640 [ 445.850774][ T3387] ? erofs_release_device_info+0x90/0x90 [ 445.856613][ T3387] erofs_fc_get_tree+0x1c/0x20 [ 445.861359][ T3387] vfs_get_tree+0x88/0x290 [ 445.865753][ T3387] do_new_mount+0x289/0xad0 [ 445.870336][ T3387] ? do_move_mount_old+0x160/0x160 [ 445.875543][ T3387] ? security_capable+0xb2/0xd0 [ 445.880382][ T3387] ? ns_capable+0x8a/0xf0 [ 445.884911][ T3387] path_mount+0x60b/0x1050 [ 445.889701][ T3387] __se_sys_mount+0x2d2/0x3c0 [ 445.894379][ T3387] ? __x64_sys_mount+0xd0/0xd0 [ 445.899217][ T3387] __x64_sys_mount+0xbf/0xd0 [ 445.903790][ T3387] do_syscall_64+0x44/0xd0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 445.908199][ T3387] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 445.914070][ T3387] RIP: 0033:0x7f211b962c9a [ 445.918461][ T3387] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 445.938316][ T3387] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 445.946722][ T3387] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 445.954773][ T3387] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 445.962724][ T3387] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 445.970683][ T3387] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 445.978803][ T3387] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 445.986758][ T3387] [ 446.014004][ T3395] loop0: detected capacity change from 0 to 16 [ 446.019089][ T3400] loop4: detected capacity change from 0 to 16 [ 446.022150][ T3399] loop2: detected capacity change from 0 to 16 [ 446.028504][ T3400] FAULT_INJECTION: forcing a failure. [ 446.028504][ T3400] name failslab, interval 1, probability 0, space 0, times 0 [ 446.034036][ T3401] loop5: detected capacity change from 0 to 16 [ 446.052460][ T3395] FAULT_INJECTION: forcing a failure. [ 446.052460][ T3395] name failslab, interval 1, probability 0, space 0, times 0 [ 446.052536][ T3400] CPU: 0 PID: 3400 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 446.075985][ T3400] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 446.086032][ T3400] Call Trace: [ 446.089308][ T3400] [ 446.092314][ T3400] dump_stack_lvl+0x151/0x1b7 [ 446.097067][ T3400] ? bfq_pos_tree_add_move+0x43e/0x43e [ 446.102525][ T3400] dump_stack+0x15/0x17 [ 446.106668][ T3400] should_fail+0x3c0/0x510 [ 446.111070][ T3400] __should_failslab+0x9f/0xe0 [ 446.115820][ T3400] should_failslab+0x9/0x20 [ 446.120310][ T3400] kmem_cache_alloc+0x4f/0x2f0 [ 446.125056][ T3400] ? from_kuid_munged+0x7b0/0x7b0 [ 446.130076][ T3400] ? security_inode_alloc+0x29/0x140 [ 446.135347][ T3400] security_inode_alloc+0x29/0x140 [ 446.140442][ T3400] inode_init_always+0x749/0x9b0 [ 446.145362][ T3400] ? _erofs_info+0x190/0x190 [ 446.149939][ T3400] new_inode_pseudo+0x93/0x220 [ 446.154689][ T3400] new_inode+0x28/0x1c0 [ 446.158846][ T3400] ? _raw_spin_unlock+0x4d/0x70 [ 446.163706][ T3400] ? erofs_shrinker_register+0xfb/0x110 [ 446.169236][ T3400] erofs_fc_fill_super+0x867/0x1180 [ 446.174421][ T3400] get_tree_bdev+0x417/0x640 [ 446.179009][ T3400] ? erofs_release_device_info+0x90/0x90 [ 446.184627][ T3400] erofs_fc_get_tree+0x1c/0x20 [ 446.189375][ T3400] vfs_get_tree+0x88/0x290 [ 446.193779][ T3400] do_new_mount+0x289/0xad0 [ 446.198269][ T3400] ? do_move_mount_old+0x160/0x160 [ 446.203365][ T3400] ? security_capable+0xb2/0xd0 [ 446.208287][ T3400] ? ns_capable+0x8a/0xf0 [ 446.212602][ T3400] path_mount+0x60b/0x1050 [ 446.217090][ T3400] __se_sys_mount+0x2d2/0x3c0 [ 446.221758][ T3400] ? __x64_sys_mount+0xd0/0xd0 [ 446.226685][ T3400] __x64_sys_mount+0xbf/0xd0 [ 446.231261][ T3400] do_syscall_64+0x44/0xd0 [ 446.235666][ T3400] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 446.241643][ T3400] RIP: 0033:0x7f211b962c9a [ 446.246060][ T3400] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 446.265744][ T3400] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 446.274157][ T3400] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 446.282116][ T3400] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 446.290075][ T3400] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 446.298040][ T3400] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 446.306000][ T3400] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 446.313960][ T3400] [ 446.316967][ T3395] CPU: 1 PID: 3395 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 446.327733][ T3395] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 446.337795][ T3395] Call Trace: [ 446.341089][ T3395] [ 446.344028][ T3395] dump_stack_lvl+0x151/0x1b7 [ 446.348731][ T3395] ? bfq_pos_tree_add_move+0x43e/0x43e [ 446.354291][ T3395] dump_stack+0x15/0x17 [ 446.358464][ T3395] should_fail+0x3c0/0x510 [ 446.363074][ T3395] __should_failslab+0x9f/0xe0 [ 446.367852][ T3395] should_failslab+0x9/0x20 [ 446.372363][ T3395] kmem_cache_alloc+0x4f/0x2f0 [ 446.377137][ T3395] ? __kernfs_new_node+0xdb/0x6e0 [ 446.382171][ T3395] __kernfs_new_node+0xdb/0x6e0 [ 446.387032][ T3395] ? erofs_fc_get_tree+0x1c/0x20 [ 446.391982][ T3395] ? vfs_get_tree+0x88/0x290 [ 446.396592][ T3395] ? do_new_mount+0x289/0xad0 [ 446.401285][ T3395] ? path_mount+0x60b/0x1050 [ 446.405884][ T3395] ? __se_sys_mount+0x2d2/0x3c0 [ 446.410747][ T3395] ? kernfs_new_node+0x170/0x170 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 446.415695][ T3395] kernfs_create_dir_ns+0x9b/0x230 [ 446.420836][ T3395] sysfs_create_dir_ns+0x181/0x390 [ 446.425957][ T3395] ? sysfs_warn_dup+0xa0/0xa0 [ 446.430646][ T3395] ? memcpy+0x56/0x70 [ 446.434641][ T3395] kobject_add_internal+0x766/0xda0 [ 446.439861][ T3395] kobject_init_and_add+0x123/0x190 [ 446.445078][ T3395] ? __kasan_check_write+0x14/0x20 [ 446.450202][ T3395] ? kobject_add+0x210/0x210 [ 446.454887][ T3395] ? inode_init_always+0x760/0x9b0 [ 446.460059][ T3395] ? _raw_spin_unlock+0x4d/0x70 [ 446.464930][ T3395] ? _raw_spin_unlock+0x4d/0x70 [ 446.469796][ T3395] erofs_register_sysfs+0xd1/0x130 [ 446.474918][ T3395] erofs_fc_fill_super+0x95c/0x1180 [ 446.480133][ T3395] get_tree_bdev+0x417/0x640 [ 446.484741][ T3395] ? erofs_release_device_info+0x90/0x90 [ 446.490386][ T3395] erofs_fc_get_tree+0x1c/0x20 [ 446.495163][ T3395] vfs_get_tree+0x88/0x290 [ 446.499596][ T3395] do_new_mount+0x289/0xad0 [ 446.504115][ T3395] ? do_move_mount_old+0x160/0x160 [ 446.509244][ T3395] ? security_capable+0xb2/0xd0 [ 446.514104][ T3395] ? ns_capable+0x8a/0xf0 [ 446.518449][ T3395] path_mount+0x60b/0x1050 [ 446.522884][ T3395] __se_sys_mount+0x2d2/0x3c0 [ 446.527584][ T3395] ? __x64_sys_mount+0xd0/0xd0 [ 446.532366][ T3395] __x64_sys_mount+0xbf/0xd0 [ 446.536973][ T3395] do_syscall_64+0x44/0xd0 [ 446.541418][ T3395] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 446.547320][ T3395] RIP: 0033:0x7f211b962c9a [ 446.551725][ T3395] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 446.571398][ T3395] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 446.579794][ T3395] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 446.587746][ T3395] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 446.595699][ T3395] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 446.603739][ T3395] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 446.611699][ T3395] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 446.619670][ T3395] [ 446.622991][ T3395] kobject_add_internal failed for loop0 (error: -12 parent: erofs) [ 446.623940][ T3399] erofs: (device loop2): mounted with root inode @ nid 36. [ 446.638387][ T3401] erofs: (device loop5): mounted with root inode @ nid 36. [ 446.646355][ T3401] FAULT_INJECTION: forcing a failure. [ 446.646355][ T3401] name failslab, interval 1, probability 0, space 0, times 0 [ 446.659095][ T3401] CPU: 1 PID: 3401 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 446.669864][ T3401] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 446.679923][ T3401] Call Trace: [ 446.683206][ T3401] [ 446.685471][ T3399] FAULT_INJECTION: forcing a failure. [ 446.685471][ T3399] name failslab, interval 1, probability 0, space 0, times 0 [ 446.686135][ T3401] dump_stack_lvl+0x151/0x1b7 [ 446.703354][ T3401] ? bfq_pos_tree_add_move+0x43e/0x43e [ 446.708820][ T3401] ? avc_has_perm+0x16d/0x260 [ 446.713519][ T3401] dump_stack+0x15/0x17 [ 446.717683][ T3401] should_fail+0x3c0/0x510 [ 446.722112][ T3401] __should_failslab+0x9f/0xe0 [ 446.726895][ T3401] should_failslab+0x9/0x20 [ 446.731401][ T3401] kmem_cache_alloc+0x4f/0x2f0 [ 446.736171][ T3401] ? selinux_sb_remount+0xd20/0xd20 [ 446.741370][ T3401] ? alloc_vfsmnt+0x27/0x4a0 [ 446.745968][ T3401] alloc_vfsmnt+0x27/0x4a0 [ 446.750395][ T3401] vfs_create_mount+0x84/0x4c0 [ 446.755160][ T3401] ? __kasan_check_write+0x14/0x20 [ 446.760268][ T3401] do_new_mount+0x3b4/0xad0 [ 446.764760][ T3401] ? do_move_mount_old+0x160/0x160 [ 446.769869][ T3401] ? security_capable+0xb2/0xd0 [ 446.774719][ T3401] ? ns_capable+0x8a/0xf0 [ 446.779053][ T3401] path_mount+0x60b/0x1050 [ 446.783521][ T3401] __se_sys_mount+0x2d2/0x3c0 [ 446.788197][ T3401] ? __x64_sys_mount+0xd0/0xd0 [ 446.792960][ T3401] __x64_sys_mount+0xbf/0xd0 [ 446.797543][ T3401] do_syscall_64+0x44/0xd0 [ 446.801992][ T3401] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 446.807893][ T3401] RIP: 0033:0x7f211b962c9a [ 446.812302][ T3401] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 446.831911][ T3401] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 446.840329][ T3401] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 446.848289][ T3401] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 446.856253][ T3401] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 446.864217][ T3401] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 446.872265][ T3401] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 446.880228][ T3401] [ 446.883240][ T3399] CPU: 0 PID: 3399 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 446.894049][ T3399] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 446.904092][ T3399] Call Trace: [ 446.907353][ T3399] [ 446.910267][ T3399] dump_stack_lvl+0x151/0x1b7 [ 446.915114][ T3399] ? bfq_pos_tree_add_move+0x43e/0x43e [ 446.920575][ T3399] ? avc_has_perm+0x16d/0x260 [ 446.925232][ T3399] dump_stack+0x15/0x17 [ 446.929382][ T3399] should_fail+0x3c0/0x510 [ 446.933975][ T3399] __should_failslab+0x9f/0xe0 [ 446.938722][ T3399] should_failslab+0x9/0x20 [ 446.943223][ T3399] kmem_cache_alloc+0x4f/0x2f0 [ 446.947968][ T3399] ? selinux_sb_remount+0xd20/0xd20 [ 446.953151][ T3399] ? alloc_vfsmnt+0x27/0x4a0 [ 446.957722][ T3399] alloc_vfsmnt+0x27/0x4a0 [ 446.962119][ T3399] vfs_create_mount+0x84/0x4c0 [ 446.966862][ T3399] ? __kasan_check_write+0x14/0x20 [ 446.971954][ T3399] do_new_mount+0x3b4/0xad0 [ 446.976548][ T3399] ? do_move_mount_old+0x160/0x160 [ 446.981725][ T3399] ? security_capable+0xb2/0xd0 [ 446.986566][ T3399] ? ns_capable+0x8a/0xf0 [ 446.990883][ T3399] path_mount+0x60b/0x1050 [ 446.995368][ T3399] __se_sys_mount+0x2d2/0x3c0 [ 447.000040][ T3399] ? __x64_sys_mount+0xd0/0xd0 [ 447.004786][ T3399] ? vfs_mkdir+0x580/0x580 [ 447.009179][ T3399] __x64_sys_mount+0xbf/0xd0 [ 447.013754][ T3399] do_syscall_64+0x44/0xd0 [ 447.018149][ T3399] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 447.024022][ T3399] RIP: 0033:0x7f211b962c9a [ 447.028416][ T3399] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 447.048004][ T3399] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 447.056499][ T3399] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 447.064550][ T3399] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 447.072678][ T3399] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 447.080630][ T3399] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 447.088581][ T3399] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 447.096534][ T3399] [ 447.100955][ T3404] loop3: detected capacity change from 0 to 16 [ 447.104116][ T3405] loop1: detected capacity change from 0 to 16 [ 447.108014][ T3404] FAULT_INJECTION: forcing a failure. [ 447.108014][ T3404] name failslab, interval 1, probability 0, space 0, times 0 [ 447.114225][ T3405] FAULT_INJECTION: forcing a failure. [ 447.114225][ T3405] name failslab, interval 1, probability 0, space 0, times 0 [ 447.125960][ T3404] CPU: 1 PID: 3404 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 447.149546][ T3404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 447.159585][ T3404] Call Trace: [ 447.162851][ T3404] [ 447.165764][ T3404] dump_stack_lvl+0x151/0x1b7 [ 447.170429][ T3404] ? bfq_pos_tree_add_move+0x43e/0x43e [ 447.175870][ T3404] ? get_tree_bdev+0x417/0x640 [ 447.180615][ T3404] ? vfs_get_tree+0x88/0x290 [ 447.185203][ T3404] ? do_new_mount+0x289/0xad0 [ 447.189862][ T3404] ? path_mount+0x60b/0x1050 [ 447.194441][ T3404] ? __x64_sys_mount+0xbf/0xd0 [ 447.199186][ T3404] ? do_syscall_64+0x44/0xd0 [ 447.203755][ T3404] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 447.209808][ T3404] dump_stack+0x15/0x17 [ 447.213942][ T3404] should_fail+0x3c0/0x510 [ 447.218382][ T3404] ? kvasprintf_const+0x139/0x180 [ 447.223389][ T3404] __should_failslab+0x9f/0xe0 [ 447.228132][ T3404] should_failslab+0x9/0x20 [ 447.232793][ T3404] __kmalloc_track_caller+0x6c/0x350 [ 447.238060][ T3404] kstrdup_const+0x55/0x90 [ 447.242459][ T3404] kvasprintf_const+0x139/0x180 [ 447.247295][ T3404] kobject_set_name_vargs+0x61/0x120 [ 447.252561][ T3404] kobject_init_and_add+0xdb/0x190 [ 447.257656][ T3404] ? __kasan_check_write+0x14/0x20 [ 447.262750][ T3404] ? kobject_add+0x210/0x210 [ 447.267321][ T3404] ? inode_init_always+0x760/0x9b0 [ 447.272412][ T3404] ? _raw_spin_unlock+0x4d/0x70 [ 447.277249][ T3404] ? _raw_spin_unlock+0x4d/0x70 [ 447.282079][ T3404] erofs_register_sysfs+0xd1/0x130 [ 447.287172][ T3404] erofs_fc_fill_super+0x95c/0x1180 [ 447.292352][ T3404] get_tree_bdev+0x417/0x640 [ 447.296924][ T3404] ? erofs_release_device_info+0x90/0x90 [ 447.302538][ T3404] erofs_fc_get_tree+0x1c/0x20 [ 447.307280][ T3404] vfs_get_tree+0x88/0x290 [ 447.311766][ T3404] do_new_mount+0x289/0xad0 [ 447.316253][ T3404] ? do_move_mount_old+0x160/0x160 [ 447.321346][ T3404] ? security_capable+0xb2/0xd0 [ 447.326176][ T3404] ? ns_capable+0x8a/0xf0 [ 447.330489][ T3404] path_mount+0x60b/0x1050 [ 447.334889][ T3404] __se_sys_mount+0x2d2/0x3c0 [ 447.339552][ T3404] ? __x64_sys_mount+0xd0/0xd0 [ 447.344299][ T3404] __x64_sys_mount+0xbf/0xd0 [ 447.348874][ T3404] do_syscall_64+0x44/0xd0 [ 447.353281][ T3404] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 447.359158][ T3404] RIP: 0033:0x7f211b962c9a [ 447.363555][ T3404] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 447.383142][ T3404] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 447.391538][ T3404] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 447.399489][ T3404] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 447.407439][ T3404] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 447.415389][ T3404] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 447.423339][ T3404] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 447.431292][ T3404] [ 447.436628][ T3404] kobject: can not set name properly! [ 447.439697][ T3407] loop4: detected capacity change from 0 to 16 [ 447.442268][ T3405] CPU: 1 PID: 3405 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 447.449103][ T3407] FAULT_INJECTION: forcing a failure. [ 447.449103][ T3407] name failslab, interval 1, probability 0, space 0, times 0 [ 447.458874][ T3405] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 447.458885][ T3405] Call Trace: [ 447.458890][ T3405] [ 447.458896][ T3405] dump_stack_lvl+0x151/0x1b7 [ 447.458921][ T3405] ? bfq_pos_tree_add_move+0x43e/0x43e [ 447.497786][ T3405] ? get_tree_bdev+0x417/0x640 [ 447.502545][ T3405] ? vfs_get_tree+0x88/0x290 [ 447.507120][ T3405] ? do_new_mount+0x289/0xad0 [ 447.511799][ T3405] ? path_mount+0x60b/0x1050 [ 447.516386][ T3405] ? __x64_sys_mount+0xbf/0xd0 [ 447.521155][ T3405] ? do_syscall_64+0x44/0xd0 [ 447.525735][ T3405] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 447.531791][ T3405] dump_stack+0x15/0x17 [ 447.535933][ T3405] should_fail+0x3c0/0x510 [ 447.540337][ T3405] ? kvasprintf_const+0x139/0x180 [ 447.545351][ T3405] __should_failslab+0x9f/0xe0 [ 447.550106][ T3405] should_failslab+0x9/0x20 [ 447.554683][ T3405] __kmalloc_track_caller+0x6c/0x350 [ 447.559956][ T3405] kstrdup_const+0x55/0x90 [ 447.564358][ T3405] kvasprintf_const+0x139/0x180 [ 447.569206][ T3405] kobject_set_name_vargs+0x61/0x120 [ 447.574491][ T3405] kobject_init_and_add+0xdb/0x190 [ 447.579592][ T3405] ? __kasan_check_write+0x14/0x20 [ 447.584699][ T3405] ? kobject_add+0x210/0x210 [ 447.589277][ T3405] ? inode_init_always+0x760/0x9b0 [ 447.594374][ T3405] ? _raw_spin_unlock+0x4d/0x70 [ 447.599223][ T3405] ? _raw_spin_unlock+0x4d/0x70 [ 447.604061][ T3405] erofs_register_sysfs+0xd1/0x130 [ 447.609162][ T3405] erofs_fc_fill_super+0x95c/0x1180 [ 447.614348][ T3405] get_tree_bdev+0x417/0x640 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 447.618926][ T3405] ? erofs_release_device_info+0x90/0x90 [ 447.624551][ T3405] erofs_fc_get_tree+0x1c/0x20 [ 447.629306][ T3405] vfs_get_tree+0x88/0x290 [ 447.633732][ T3405] do_new_mount+0x289/0xad0 [ 447.638369][ T3405] ? do_move_mount_old+0x160/0x160 [ 447.643496][ T3405] ? security_capable+0xb2/0xd0 [ 447.648358][ T3405] ? ns_capable+0x8a/0xf0 [ 447.652698][ T3405] path_mount+0x60b/0x1050 [ 447.657106][ T3405] __se_sys_mount+0x2d2/0x3c0 [ 447.661773][ T3405] ? __x64_sys_mount+0xd0/0xd0 [ 447.666525][ T3405] __x64_sys_mount+0xbf/0xd0 [ 447.671107][ T3405] do_syscall_64+0x44/0xd0 [ 447.675527][ T3405] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 447.681689][ T3405] RIP: 0033:0x7f211b962c9a [ 447.686099][ T3405] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 447.705780][ T3405] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 447.714178][ T3405] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 447.722138][ T3405] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 447.730091][ T3405] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 447.738047][ T3405] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 447.746003][ T3405] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 447.753958][ T3405] [ 447.756971][ T3407] CPU: 0 PID: 3407 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 447.759054][ T3405] kobject: can not set name properly! [ 447.767730][ T3407] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 447.767743][ T3407] Call Trace: [ 447.767748][ T3407] [ 447.767754][ T3407] dump_stack_lvl+0x151/0x1b7 [ 447.767775][ T3407] ? bfq_pos_tree_add_move+0x43e/0x43e [ 447.767791][ T3407] ? get_tree_bdev+0x417/0x640 [ 447.767807][ T3407] ? vfs_get_tree+0x88/0x290 [ 447.767821][ T3407] ? do_new_mount+0x289/0xad0 [ 447.767838][ T3407] ? path_mount+0x60b/0x1050 [ 447.776909][ T3409] loop0: detected capacity change from 0 to 16 [ 447.783222][ T3407] ? __x64_sys_mount+0xbf/0xd0 [ 447.783249][ T3407] ? do_syscall_64+0x44/0xd0 [ 447.833598][ T3407] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 447.839677][ T3407] dump_stack+0x15/0x17 [ 447.843815][ T3407] should_fail+0x3c0/0x510 [ 447.848231][ T3407] ? kvasprintf_const+0x139/0x180 [ 447.853258][ T3407] __should_failslab+0x9f/0xe0 [ 447.858020][ T3407] should_failslab+0x9/0x20 [ 447.862508][ T3407] __kmalloc_track_caller+0x6c/0x350 [ 447.867777][ T3407] kstrdup_const+0x55/0x90 [ 447.872176][ T3407] kvasprintf_const+0x139/0x180 [ 447.877097][ T3407] kobject_set_name_vargs+0x61/0x120 [ 447.882367][ T3407] kobject_init_and_add+0xdb/0x190 [ 447.887460][ T3407] ? __kasan_check_write+0x14/0x20 [ 447.892553][ T3407] ? kobject_add+0x210/0x210 [ 447.897123][ T3407] ? inode_init_always+0x760/0x9b0 [ 447.902213][ T3407] ? _raw_spin_unlock+0x4d/0x70 [ 447.907054][ T3407] ? _raw_spin_unlock+0x4d/0x70 [ 447.911891][ T3407] erofs_register_sysfs+0xd1/0x130 [ 447.916982][ T3407] erofs_fc_fill_super+0x95c/0x1180 [ 447.922161][ T3407] get_tree_bdev+0x417/0x640 [ 447.926906][ T3407] ? erofs_release_device_info+0x90/0x90 [ 447.932525][ T3407] erofs_fc_get_tree+0x1c/0x20 [ 447.937358][ T3407] vfs_get_tree+0x88/0x290 [ 447.941755][ T3407] do_new_mount+0x289/0xad0 [ 447.946243][ T3407] ? do_move_mount_old+0x160/0x160 [ 447.951337][ T3407] ? security_capable+0xb2/0xd0 [ 447.956166][ T3407] ? ns_capable+0x8a/0xf0 [ 447.960478][ T3407] path_mount+0x60b/0x1050 [ 447.965057][ T3407] __se_sys_mount+0x2d2/0x3c0 [ 447.969717][ T3407] ? __x64_sys_mount+0xd0/0xd0 [ 447.974474][ T3407] __x64_sys_mount+0xbf/0xd0 [ 447.979046][ T3407] do_syscall_64+0x44/0xd0 [ 447.983451][ T3407] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 447.989326][ T3407] RIP: 0033:0x7f211b962c9a [ 447.993722][ T3407] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 448.013306][ T3407] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 448.021787][ T3407] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 448.030175][ T3407] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 448.038129][ T3407] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 448.046105][ T3407] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 448.054056][ T3407] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 448.062020][ T3407] [ 448.065312][ T3407] kobject: can not set name properly! [ 448.065934][ T3409] FAULT_INJECTION: forcing a failure. [ 448.065934][ T3409] name failslab, interval 1, probability 0, space 0, times 0 [ 448.083419][ T3409] CPU: 1 PID: 3409 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 448.094176][ T3409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 448.104212][ T3409] Call Trace: [ 448.107474][ T3409] [ 448.110389][ T3409] dump_stack_lvl+0x151/0x1b7 [ 448.115174][ T3409] ? bfq_pos_tree_add_move+0x43e/0x43e [ 448.120645][ T3409] ? get_tree_bdev+0x417/0x640 [ 448.125391][ T3409] ? vfs_get_tree+0x88/0x290 [ 448.129956][ T3409] ? do_new_mount+0x289/0xad0 [ 448.134621][ T3409] ? path_mount+0x60b/0x1050 [ 448.139224][ T3409] ? __x64_sys_mount+0xbf/0xd0 [ 448.144061][ T3409] ? do_syscall_64+0x44/0xd0 [ 448.148638][ T3409] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 448.154684][ T3409] dump_stack+0x15/0x17 [ 448.158823][ T3409] should_fail+0x3c0/0x510 [ 448.163241][ T3409] ? kvasprintf_const+0x139/0x180 [ 448.168240][ T3409] __should_failslab+0x9f/0xe0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 448.173000][ T3409] should_failslab+0x9/0x20 [ 448.177493][ T3409] __kmalloc_track_caller+0x6c/0x350 [ 448.182764][ T3409] kstrdup_const+0x55/0x90 [ 448.187167][ T3409] kvasprintf_const+0x139/0x180 [ 448.192003][ T3409] kobject_set_name_vargs+0x61/0x120 [ 448.197269][ T3409] kobject_init_and_add+0xdb/0x190 [ 448.202366][ T3409] ? __kasan_check_write+0x14/0x20 [ 448.207450][ T3409] ? kobject_add+0x210/0x210 [ 448.212014][ T3409] ? inode_init_always+0x760/0x9b0 [ 448.217111][ T3409] ? _raw_spin_unlock+0x4d/0x70 [ 448.221951][ T3409] ? _raw_spin_unlock+0x4d/0x70 [ 448.226779][ T3409] erofs_register_sysfs+0xd1/0x130 [ 448.231871][ T3409] erofs_fc_fill_super+0x95c/0x1180 [ 448.237058][ T3409] get_tree_bdev+0x417/0x640 [ 448.241808][ T3409] ? erofs_release_device_info+0x90/0x90 [ 448.247424][ T3409] erofs_fc_get_tree+0x1c/0x20 [ 448.252167][ T3409] vfs_get_tree+0x88/0x290 [ 448.256559][ T3409] do_new_mount+0x289/0xad0 [ 448.261098][ T3409] ? do_move_mount_old+0x160/0x160 [ 448.266187][ T3409] ? security_capable+0xb2/0xd0 [ 448.271012][ T3409] ? ns_capable+0x8a/0xf0 [ 448.275320][ T3409] path_mount+0x60b/0x1050 [ 448.279717][ T3409] __se_sys_mount+0x2d2/0x3c0 [ 448.284369][ T3409] ? __x64_sys_mount+0xd0/0xd0 [ 448.289112][ T3409] __x64_sys_mount+0xbf/0xd0 [ 448.293783][ T3409] do_syscall_64+0x44/0xd0 [ 448.298177][ T3409] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 448.304048][ T3409] RIP: 0033:0x7f211b962c9a [ 448.308529][ T3409] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 448.328111][ T3409] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 448.336497][ T3409] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 448.344444][ T3409] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 448.352402][ T3409] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 448.360526][ T3409] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 448.368559][ T3409] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 448.376512][ T3409] [ 448.379859][ T3409] kobject: can not set name properly! [ 448.385503][ T3411] loop3: detected capacity change from 0 to 16 [ 448.397092][ T3411] FAULT_INJECTION: forcing a failure. [ 448.397092][ T3411] name failslab, interval 1, probability 0, space 0, times 0 [ 448.398698][ T3416] loop1: detected capacity change from 0 to 16 [ 448.411185][ T3415] loop2: detected capacity change from 0 to 16 [ 448.416730][ T3416] FAULT_INJECTION: forcing a failure. [ 448.416730][ T3416] name failslab, interval 1, probability 0, space 0, times 0 [ 448.422656][ T3417] loop5: detected capacity change from 0 to 16 [ 448.435371][ T3416] CPU: 1 PID: 3416 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 448.452020][ T3416] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 448.462069][ T3416] Call Trace: [ 448.465372][ T3416] [ 448.468297][ T3416] dump_stack_lvl+0x151/0x1b7 [ 448.472977][ T3416] ? bfq_pos_tree_add_move+0x43e/0x43e [ 448.478447][ T3416] ? _raw_spin_lock+0xa3/0x1b0 [ 448.483204][ T3416] dump_stack+0x15/0x17 [ 448.487353][ T3416] should_fail+0x3c0/0x510 [ 448.491759][ T3416] __should_failslab+0x9f/0xe0 [ 448.495083][ T3415] FAULT_INJECTION: forcing a failure. [ 448.495083][ T3415] name failslab, interval 1, probability 0, space 0, times 0 [ 448.496516][ T3416] should_failslab+0x9/0x20 [ 448.509582][ T3417] FAULT_INJECTION: forcing a failure. [ 448.509582][ T3417] name failslab, interval 1, probability 0, space 0, times 0 [ 448.513904][ T3416] kmem_cache_alloc+0x4f/0x2f0 [ 448.513924][ T3416] ? erofs_alloc_inode+0x1b/0x50 [ 448.513940][ T3416] ? __kasan_check_write+0x14/0x20 [ 448.513956][ T3416] ? _erofs_info+0x190/0x190 [ 448.513970][ T3416] erofs_alloc_inode+0x1b/0x50 [ 448.551309][ T3416] ? _erofs_info+0x190/0x190 [ 448.555911][ T3416] new_inode_pseudo+0x64/0x220 [ 448.560680][ T3416] new_inode+0x28/0x1c0 [ 448.564832][ T3416] ? _raw_spin_unlock+0x4d/0x70 [ 448.569682][ T3416] ? erofs_shrinker_register+0xfb/0x110 [ 448.575298][ T3416] erofs_fc_fill_super+0x867/0x1180 [ 448.580493][ T3416] get_tree_bdev+0x417/0x640 [ 448.585067][ T3416] ? erofs_release_device_info+0x90/0x90 [ 448.590766][ T3416] erofs_fc_get_tree+0x1c/0x20 [ 448.595510][ T3416] vfs_get_tree+0x88/0x290 [ 448.599908][ T3416] do_new_mount+0x289/0xad0 [ 448.604394][ T3416] ? do_move_mount_old+0x160/0x160 [ 448.609488][ T3416] ? security_capable+0xb2/0xd0 [ 448.614318][ T3416] ? ns_capable+0x8a/0xf0 [ 448.618631][ T3416] path_mount+0x60b/0x1050 [ 448.623116][ T3416] __se_sys_mount+0x2d2/0x3c0 [ 448.627773][ T3416] ? __x64_sys_mount+0xd0/0xd0 [ 448.632535][ T3416] __x64_sys_mount+0xbf/0xd0 [ 448.637129][ T3416] do_syscall_64+0x44/0xd0 [ 448.641534][ T3416] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 448.647414][ T3416] RIP: 0033:0x7f211b962c9a [ 448.651811][ T3416] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 448.671489][ T3416] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 448.679969][ T3416] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 448.687921][ T3416] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 448.695875][ T3416] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 448.703988][ T3416] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 448.711957][ T3416] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 448.719917][ T3416] [ 448.723020][ T3411] CPU: 0 PID: 3411 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 448.733789][ T3411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 448.743938][ T3411] Call Trace: [ 448.747210][ T3411] [ 448.750140][ T3411] dump_stack_lvl+0x151/0x1b7 [ 448.754818][ T3411] ? bfq_pos_tree_add_move+0x43e/0x43e [ 448.760362][ T3411] ? get_tree_bdev+0x417/0x640 [ 448.765121][ T3411] ? vfs_get_tree+0x88/0x290 [ 448.769712][ T3411] ? do_new_mount+0x289/0xad0 [ 448.774380][ T3411] ? path_mount+0x60b/0x1050 [ 448.778967][ T3411] ? __x64_sys_mount+0xbf/0xd0 [ 448.783733][ T3411] ? do_syscall_64+0x44/0xd0 [ 448.788855][ T3411] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 448.795032][ T3411] dump_stack+0x15/0x17 [ 448.799189][ T3411] should_fail+0x3c0/0x510 [ 448.803656][ T3411] ? kvasprintf_const+0x139/0x180 [ 448.808668][ T3411] __should_failslab+0x9f/0xe0 [ 448.813428][ T3411] should_failslab+0x9/0x20 [ 448.817915][ T3411] __kmalloc_track_caller+0x6c/0x350 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 448.823361][ T3411] kstrdup_const+0x55/0x90 [ 448.827787][ T3411] kvasprintf_const+0x139/0x180 [ 448.832633][ T3411] kobject_set_name_vargs+0x61/0x120 [ 448.838092][ T3411] kobject_init_and_add+0xdb/0x190 [ 448.843278][ T3411] ? __kasan_check_write+0x14/0x20 [ 448.848396][ T3411] ? kobject_add+0x210/0x210 [ 448.852974][ T3411] ? inode_init_always+0x760/0x9b0 [ 448.858168][ T3411] ? _raw_spin_unlock+0x4d/0x70 [ 448.863005][ T3411] ? _raw_spin_unlock+0x4d/0x70 [ 448.867843][ T3411] erofs_register_sysfs+0xd1/0x130 [ 448.872937][ T3411] erofs_fc_fill_super+0x95c/0x1180 [ 448.878120][ T3411] get_tree_bdev+0x417/0x640 [ 448.882698][ T3411] ? erofs_release_device_info+0x90/0x90 [ 448.888317][ T3411] erofs_fc_get_tree+0x1c/0x20 [ 448.893063][ T3411] vfs_get_tree+0x88/0x290 [ 448.897463][ T3411] do_new_mount+0x289/0xad0 [ 448.901957][ T3411] ? do_move_mount_old+0x160/0x160 [ 448.907063][ T3411] ? security_capable+0xb2/0xd0 [ 448.911958][ T3411] ? ns_capable+0x8a/0xf0 [ 448.916273][ T3411] path_mount+0x60b/0x1050 [ 448.920690][ T3411] __se_sys_mount+0x2d2/0x3c0 [ 448.925439][ T3411] ? __x64_sys_mount+0xd0/0xd0 [ 448.930187][ T3411] ? vfs_mkdir+0x580/0x580 [ 448.934849][ T3411] __x64_sys_mount+0xbf/0xd0 [ 448.939430][ T3411] do_syscall_64+0x44/0xd0 [ 448.943835][ T3411] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 448.949715][ T3411] RIP: 0033:0x7f211b962c9a [ 448.954115][ T3411] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 448.974239][ T3411] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 448.982813][ T3411] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 448.990774][ T3411] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 448.998844][ T3411] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 449.007330][ T3411] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 449.015634][ T3411] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 449.023679][ T3411] [ 449.026686][ T3415] CPU: 1 PID: 3415 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 449.037447][ T3415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 449.047486][ T3415] Call Trace: [ 449.050745][ T3415] [ 449.053666][ T3415] dump_stack_lvl+0x151/0x1b7 [ 449.058432][ T3415] ? bfq_pos_tree_add_move+0x43e/0x43e [ 449.063890][ T3415] ? get_tree_bdev+0x417/0x640 [ 449.068722][ T3415] ? vfs_get_tree+0x88/0x290 [ 449.073294][ T3415] ? do_new_mount+0x289/0xad0 [ 449.077963][ T3415] ? path_mount+0x60b/0x1050 [ 449.082538][ T3415] ? __x64_sys_mount+0xbf/0xd0 [ 449.087565][ T3415] ? do_syscall_64+0x44/0xd0 [ 449.092221][ T3415] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 449.098271][ T3415] dump_stack+0x15/0x17 [ 449.102593][ T3415] should_fail+0x3c0/0x510 [ 449.107453][ T3415] ? kvasprintf_const+0x139/0x180 [ 449.112664][ T3415] __should_failslab+0x9f/0xe0 [ 449.117501][ T3415] should_failslab+0x9/0x20 [ 449.122073][ T3415] __kmalloc_track_caller+0x6c/0x350 [ 449.127430][ T3415] kstrdup_const+0x55/0x90 [ 449.131830][ T3415] kvasprintf_const+0x139/0x180 [ 449.136667][ T3415] kobject_set_name_vargs+0x61/0x120 [ 449.142377][ T3415] kobject_init_and_add+0xdb/0x190 [ 449.147469][ T3415] ? __kasan_check_write+0x14/0x20 [ 449.152732][ T3415] ? kobject_add+0x210/0x210 [ 449.157302][ T3415] ? inode_init_always+0x760/0x9b0 [ 449.162669][ T3415] ? _raw_spin_unlock+0x4d/0x70 [ 449.167601][ T3415] ? _raw_spin_unlock+0x4d/0x70 [ 449.172434][ T3415] erofs_register_sysfs+0xd1/0x130 [ 449.177535][ T3415] erofs_fc_fill_super+0x95c/0x1180 [ 449.182713][ T3415] get_tree_bdev+0x417/0x640 [ 449.187291][ T3415] ? erofs_release_device_info+0x90/0x90 [ 449.192911][ T3415] erofs_fc_get_tree+0x1c/0x20 [ 449.197826][ T3415] vfs_get_tree+0x88/0x290 [ 449.202231][ T3415] do_new_mount+0x289/0xad0 [ 449.206718][ T3415] ? do_move_mount_old+0x160/0x160 [ 449.211816][ T3415] ? security_capable+0xb2/0xd0 [ 449.216649][ T3415] ? ns_capable+0x8a/0xf0 [ 449.220960][ T3415] path_mount+0x60b/0x1050 [ 449.225358][ T3415] __se_sys_mount+0x2d2/0x3c0 [ 449.230017][ T3415] ? __x64_sys_mount+0xd0/0xd0 [ 449.234762][ T3415] __x64_sys_mount+0xbf/0xd0 [ 449.239428][ T3415] do_syscall_64+0x44/0xd0 [ 449.243826][ T3415] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 449.249709][ T3415] RIP: 0033:0x7f211b962c9a [ 449.254109][ T3415] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 449.273699][ T3415] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 449.282097][ T3415] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 449.290048][ T3415] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 449.298000][ T3415] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 449.305952][ T3415] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 449.313911][ T3415] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 449.321875][ T3415] [ 449.325656][ T3417] CPU: 0 PID: 3417 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 449.329633][ T3411] kobject: can not set name properly! [ 449.336425][ T3417] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 449.336437][ T3417] Call Trace: [ 449.336443][ T3417] [ 449.336448][ T3417] dump_stack_lvl+0x151/0x1b7 [ 449.336469][ T3417] ? bfq_pos_tree_add_move+0x43e/0x43e [ 449.336483][ T3417] ? get_tree_bdev+0x417/0x640 [ 449.336499][ T3417] ? vfs_get_tree+0x88/0x290 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 449.336513][ T3417] ? do_new_mount+0x289/0xad0 [ 449.336530][ T3417] ? path_mount+0x60b/0x1050 [ 449.336547][ T3417] ? __x64_sys_mount+0xbf/0xd0 [ 449.342837][ T3415] kobject: can not set name properly! [ 449.352013][ T3417] ? do_syscall_64+0x44/0xd0 [ 449.352037][ T3417] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 449.352056][ T3417] dump_stack+0x15/0x17 [ 449.352071][ T3417] should_fail+0x3c0/0x510 [ 449.358068][ T3419] loop4: detected capacity change from 0 to 16 [ 449.358258][ T3417] ? kvasprintf_const+0x139/0x180 [ 449.363675][ T3419] FAULT_INJECTION: forcing a failure. [ 449.363675][ T3419] name failslab, interval 1, probability 0, space 0, times 0 [ 449.368350][ T3417] __should_failslab+0x9f/0xe0 [ 449.368372][ T3417] should_failslab+0x9/0x20 [ 449.368385][ T3417] __kmalloc_track_caller+0x6c/0x350 [ 449.368404][ T3417] kstrdup_const+0x55/0x90 [ 449.458857][ T3417] kvasprintf_const+0x139/0x180 [ 449.463709][ T3417] kobject_set_name_vargs+0x61/0x120 [ 449.468984][ T3417] kobject_init_and_add+0xdb/0x190 [ 449.474346][ T3417] ? __kasan_check_write+0x14/0x20 [ 449.479443][ T3417] ? kobject_add+0x210/0x210 [ 449.484023][ T3417] ? inode_init_always+0x760/0x9b0 [ 449.489124][ T3417] ? _raw_spin_unlock+0x4d/0x70 [ 449.493971][ T3417] ? _raw_spin_unlock+0x4d/0x70 [ 449.498814][ T3417] erofs_register_sysfs+0xd1/0x130 [ 449.503918][ T3417] erofs_fc_fill_super+0x95c/0x1180 [ 449.509105][ T3417] get_tree_bdev+0x417/0x640 [ 449.513943][ T3417] ? erofs_release_device_info+0x90/0x90 [ 449.519582][ T3417] erofs_fc_get_tree+0x1c/0x20 [ 449.524349][ T3417] vfs_get_tree+0x88/0x290 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 449.528774][ T3417] do_new_mount+0x289/0xad0 [ 449.533398][ T3417] ? do_move_mount_old+0x160/0x160 [ 449.538521][ T3417] ? security_capable+0xb2/0xd0 [ 449.543385][ T3417] ? ns_capable+0x8a/0xf0 [ 449.547719][ T3417] path_mount+0x60b/0x1050 [ 449.552129][ T3417] __se_sys_mount+0x2d2/0x3c0 [ 449.556812][ T3417] ? __x64_sys_mount+0xd0/0xd0 [ 449.561570][ T3417] __x64_sys_mount+0xbf/0xd0 [ 449.566154][ T3417] do_syscall_64+0x44/0xd0 [ 449.570564][ T3417] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 449.576446][ T3417] RIP: 0033:0x7f211b962c9a [ 449.580847][ T3417] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 449.600709][ T3417] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 449.609121][ T3417] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 449.617254][ T3417] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 449.625213][ T3417] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 449.633171][ T3417] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 449.641313][ T3417] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 449.649278][ T3417] [ 449.652288][ T3419] CPU: 1 PID: 3419 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 449.652550][ T3417] kobject: can not set name properly! [ 449.663128][ T3419] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 449.663139][ T3419] Call Trace: [ 449.663145][ T3419] [ 449.663151][ T3419] dump_stack_lvl+0x151/0x1b7 [ 449.663173][ T3419] ? bfq_pos_tree_add_move+0x43e/0x43e [ 449.694784][ T3419] dump_stack+0x15/0x17 [ 449.698929][ T3419] should_fail+0x3c0/0x510 [ 449.703331][ T3419] __should_failslab+0x9f/0xe0 [ 449.708090][ T3419] should_failslab+0x9/0x20 [ 449.712587][ T3419] kmem_cache_alloc+0x4f/0x2f0 [ 449.717332][ T3419] ? from_kuid_munged+0x7b0/0x7b0 [ 449.722335][ T3419] ? security_inode_alloc+0x29/0x140 [ 449.727605][ T3419] security_inode_alloc+0x29/0x140 [ 449.732694][ T3419] inode_init_always+0x749/0x9b0 [ 449.737785][ T3419] ? _erofs_info+0x190/0x190 [ 449.742357][ T3419] new_inode_pseudo+0x93/0x220 [ 449.747115][ T3419] new_inode+0x28/0x1c0 [ 449.751354][ T3419] ? _raw_spin_unlock+0x4d/0x70 [ 449.756460][ T3419] ? erofs_shrinker_register+0xfb/0x110 [ 449.761993][ T3419] erofs_fc_fill_super+0x867/0x1180 [ 449.767189][ T3419] get_tree_bdev+0x417/0x640 [ 449.771785][ T3419] ? erofs_release_device_info+0x90/0x90 [ 449.777426][ T3419] erofs_fc_get_tree+0x1c/0x20 [ 449.782170][ T3419] vfs_get_tree+0x88/0x290 [ 449.786799][ T3419] do_new_mount+0x289/0xad0 [ 449.791310][ T3419] ? do_move_mount_old+0x160/0x160 [ 449.796450][ T3419] ? security_capable+0xb2/0xd0 [ 449.801287][ T3419] ? ns_capable+0x8a/0xf0 [ 449.805602][ T3419] path_mount+0x60b/0x1050 [ 449.809999][ T3419] __se_sys_mount+0x2d2/0x3c0 [ 449.814656][ T3419] ? __x64_sys_mount+0xd0/0xd0 [ 449.819399][ T3419] __x64_sys_mount+0xbf/0xd0 [ 449.823969][ T3419] do_syscall_64+0x44/0xd0 [ 449.828368][ T3419] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 449.834247][ T3419] RIP: 0033:0x7f211b962c9a [ 449.838660][ T3419] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 449.858256][ T3419] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 449.866752][ T3419] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 449.874709][ T3419] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 449.882661][ T3419] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 449.890636][ T3419] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 449.898613][ T3419] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 449.906604][ T3419] [ 449.914386][ T3421] loop0: detected capacity change from 0 to 16 [ 449.921285][ T3421] FAULT_INJECTION: forcing a failure. [ 449.921285][ T3421] name failslab, interval 1, probability 0, space 0, times 0 [ 449.934301][ T3421] CPU: 0 PID: 3421 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 449.945060][ T3421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 449.955095][ T3421] Call Trace: [ 449.958351][ T3421] [ 449.961268][ T3421] dump_stack_lvl+0x151/0x1b7 [ 449.965929][ T3421] ? bfq_pos_tree_add_move+0x43e/0x43e [ 449.971365][ T3421] ? get_tree_bdev+0x417/0x640 [ 449.976177][ T3421] ? vfs_get_tree+0x88/0x290 [ 449.980768][ T3421] ? do_new_mount+0x289/0xad0 [ 449.985505][ T3421] ? path_mount+0x60b/0x1050 [ 449.990091][ T3421] ? __x64_sys_mount+0xbf/0xd0 [ 449.994839][ T3421] ? do_syscall_64+0x44/0xd0 [ 449.999405][ T3421] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 450.005450][ T3421] dump_stack+0x15/0x17 [ 450.009582][ T3421] should_fail+0x3c0/0x510 [ 450.013977][ T3421] ? kvasprintf_const+0x139/0x180 [ 450.018981][ T3421] __should_failslab+0x9f/0xe0 [ 450.023724][ T3421] should_failslab+0x9/0x20 [ 450.028214][ T3421] __kmalloc_track_caller+0x6c/0x350 [ 450.033563][ T3421] kstrdup_const+0x55/0x90 [ 450.037960][ T3421] kvasprintf_const+0x139/0x180 [ 450.042788][ T3421] kobject_set_name_vargs+0x61/0x120 [ 450.048049][ T3421] kobject_init_and_add+0xdb/0x190 [ 450.053145][ T3421] ? __kasan_check_write+0x14/0x20 [ 450.058234][ T3421] ? kobject_add+0x210/0x210 [ 450.062815][ T3421] ? inode_init_always+0x760/0x9b0 [ 450.067903][ T3421] ? _raw_spin_unlock+0x4d/0x70 [ 450.072949][ T3421] ? _raw_spin_unlock+0x4d/0x70 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 450.077970][ T3421] erofs_register_sysfs+0xd1/0x130 [ 450.083079][ T3421] erofs_fc_fill_super+0x95c/0x1180 [ 450.088266][ T3421] get_tree_bdev+0x417/0x640 [ 450.092841][ T3421] ? erofs_release_device_info+0x90/0x90 [ 450.098459][ T3421] erofs_fc_get_tree+0x1c/0x20 [ 450.103199][ T3421] vfs_get_tree+0x88/0x290 [ 450.107610][ T3421] do_new_mount+0x289/0xad0 [ 450.112092][ T3421] ? do_move_mount_old+0x160/0x160 [ 450.117293][ T3421] ? security_capable+0xb2/0xd0 [ 450.122124][ T3421] ? ns_capable+0x8a/0xf0 [ 450.126432][ T3421] path_mount+0x60b/0x1050 [ 450.130835][ T3421] __se_sys_mount+0x2d2/0x3c0 [ 450.135490][ T3421] ? __x64_sys_mount+0xd0/0xd0 [ 450.140231][ T3421] __x64_sys_mount+0xbf/0xd0 [ 450.144895][ T3421] do_syscall_64+0x44/0xd0 [ 450.149481][ T3421] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 450.155352][ T3421] RIP: 0033:0x7f211b962c9a [ 450.159751][ T3421] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 450.179435][ T3421] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 450.187840][ T3421] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 450.195822][ T3421] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 450.203877][ T3421] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 450.211928][ T3421] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 450.219880][ T3421] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 450.227835][ T3421] [ 450.232324][ T3421] kobject: can not set name properly! [ 450.235979][ T3423] loop3: detected capacity change from 0 to 16 [ 450.244534][ T3423] FAULT_INJECTION: forcing a failure. [ 450.244534][ T3423] name failslab, interval 1, probability 0, space 0, times 0 [ 450.247636][ T3426] loop2: detected capacity change from 0 to 16 [ 450.258720][ T3427] loop1: detected capacity change from 0 to 16 [ 450.264305][ T3426] FAULT_INJECTION: forcing a failure. [ 450.264305][ T3426] name failslab, interval 1, probability 0, space 0, times 0 [ 450.269754][ T3423] CPU: 0 PID: 3423 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 450.293057][ T3423] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 450.303106][ T3423] Call Trace: [ 450.306381][ T3423] [ 450.309305][ T3423] dump_stack_lvl+0x151/0x1b7 [ 450.313975][ T3423] ? bfq_pos_tree_add_move+0x43e/0x43e [ 450.319422][ T3423] ? get_tree_bdev+0x417/0x640 [ 450.324170][ T3423] ? vfs_get_tree+0x88/0x290 [ 450.328751][ T3423] ? do_new_mount+0x289/0xad0 [ 450.333417][ T3423] ? path_mount+0x60b/0x1050 [ 450.338007][ T3423] ? __x64_sys_mount+0xbf/0xd0 [ 450.342757][ T3423] ? do_syscall_64+0x44/0xd0 [ 450.347337][ T3423] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 450.353395][ T3423] dump_stack+0x15/0x17 [ 450.357555][ T3423] should_fail+0x3c0/0x510 [ 450.361963][ T3423] ? kvasprintf_const+0x139/0x180 [ 450.366994][ T3423] __should_failslab+0x9f/0xe0 [ 450.371758][ T3423] should_failslab+0x9/0x20 [ 450.376296][ T3423] __kmalloc_track_caller+0x6c/0x350 [ 450.381597][ T3423] kstrdup_const+0x55/0x90 [ 450.386024][ T3423] kvasprintf_const+0x139/0x180 [ 450.390880][ T3423] kobject_set_name_vargs+0x61/0x120 [ 450.396173][ T3423] kobject_init_and_add+0xdb/0x190 [ 450.401284][ T3423] ? __kasan_check_write+0x14/0x20 [ 450.406390][ T3423] ? kobject_add+0x210/0x210 [ 450.410965][ T3423] ? inode_init_always+0x760/0x9b0 [ 450.416065][ T3423] ? _raw_spin_unlock+0x4d/0x70 [ 450.420907][ T3423] ? _raw_spin_unlock+0x4d/0x70 [ 450.425745][ T3423] erofs_register_sysfs+0xd1/0x130 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 450.430842][ T3423] erofs_fc_fill_super+0x95c/0x1180 [ 450.436028][ T3423] get_tree_bdev+0x417/0x640 [ 450.440604][ T3423] ? erofs_release_device_info+0x90/0x90 [ 450.446224][ T3423] erofs_fc_get_tree+0x1c/0x20 [ 450.450985][ T3423] vfs_get_tree+0x88/0x290 [ 450.455391][ T3423] do_new_mount+0x289/0xad0 [ 450.459892][ T3423] ? do_move_mount_old+0x160/0x160 [ 450.464998][ T3423] ? security_capable+0xb2/0xd0 [ 450.469845][ T3423] ? ns_capable+0x8a/0xf0 [ 450.474176][ T3423] path_mount+0x60b/0x1050 [ 450.478593][ T3423] __se_sys_mount+0x2d2/0x3c0 [ 450.483266][ T3423] ? __x64_sys_mount+0xd0/0xd0 [ 450.488020][ T3423] __x64_sys_mount+0xbf/0xd0 [ 450.492610][ T3423] do_syscall_64+0x44/0xd0 [ 450.497034][ T3423] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 450.502924][ T3423] RIP: 0033:0x7f211b962c9a [ 450.507334][ T3423] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 450.527115][ T3423] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 450.535533][ T3423] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 450.543515][ T3423] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 450.551576][ T3423] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 450.559543][ T3423] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 450.567505][ T3423] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 450.575470][ T3423] [ 450.578478][ T3426] CPU: 1 PID: 3426 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 450.579584][ T3423] kobject: can not set name properly! [ 450.589247][ T3426] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 450.589259][ T3426] Call Trace: [ 450.589264][ T3426] [ 450.589269][ T3426] dump_stack_lvl+0x151/0x1b7 [ 450.589291][ T3426] ? bfq_pos_tree_add_move+0x43e/0x43e [ 450.589306][ T3426] ? get_tree_bdev+0x417/0x640 [ 450.625733][ T3426] ? vfs_get_tree+0x88/0x290 [ 450.630311][ T3426] ? do_new_mount+0x289/0xad0 [ 450.634971][ T3426] ? path_mount+0x60b/0x1050 [ 450.639546][ T3426] ? __x64_sys_mount+0xbf/0xd0 [ 450.644290][ T3426] ? do_syscall_64+0x44/0xd0 [ 450.649120][ T3426] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 450.655183][ T3426] dump_stack+0x15/0x17 [ 450.659320][ T3426] should_fail+0x3c0/0x510 [ 450.663718][ T3426] ? kvasprintf_const+0x139/0x180 [ 450.668724][ T3426] __should_failslab+0x9f/0xe0 [ 450.673469][ T3426] should_failslab+0x9/0x20 [ 450.677958][ T3426] __kmalloc_track_caller+0x6c/0x350 [ 450.683237][ T3426] kstrdup_const+0x55/0x90 [ 450.687657][ T3426] kvasprintf_const+0x139/0x180 [ 450.692505][ T3426] kobject_set_name_vargs+0x61/0x120 [ 450.697786][ T3426] kobject_init_and_add+0xdb/0x190 [ 450.702885][ T3426] ? __kasan_check_write+0x14/0x20 [ 450.707978][ T3426] ? kobject_add+0x210/0x210 [ 450.712572][ T3426] ? inode_init_always+0x760/0x9b0 [ 450.717664][ T3426] ? _raw_spin_unlock+0x4d/0x70 [ 450.722497][ T3426] ? _raw_spin_unlock+0x4d/0x70 [ 450.727328][ T3426] erofs_register_sysfs+0xd1/0x130 [ 450.732444][ T3426] erofs_fc_fill_super+0x95c/0x1180 [ 450.737625][ T3426] get_tree_bdev+0x417/0x640 [ 450.742194][ T3426] ? erofs_release_device_info+0x90/0x90 [ 450.747815][ T3426] erofs_fc_get_tree+0x1c/0x20 [ 450.752583][ T3426] vfs_get_tree+0x88/0x290 [ 450.757009][ T3426] do_new_mount+0x289/0xad0 [ 450.761502][ T3426] ? do_move_mount_old+0x160/0x160 [ 450.766596][ T3426] ? security_capable+0xb2/0xd0 [ 450.771432][ T3426] ? ns_capable+0x8a/0xf0 [ 450.775746][ T3426] path_mount+0x60b/0x1050 [ 450.780149][ T3426] __se_sys_mount+0x2d2/0x3c0 [ 450.784809][ T3426] ? __x64_sys_mount+0xd0/0xd0 [ 450.789555][ T3426] __x64_sys_mount+0xbf/0xd0 [ 450.794126][ T3426] do_syscall_64+0x44/0xd0 [ 450.798528][ T3426] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 450.804405][ T3426] RIP: 0033:0x7f211b962c9a [ 450.808806][ T3426] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 450.828395][ T3426] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 450.836881][ T3426] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 450.844836][ T3426] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 450.852788][ T3426] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 450.860746][ T3426] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 450.868701][ T3426] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 450.876659][ T3426] [ 450.879822][ T3426] kobject: can not set name properly! [ 450.885381][ T3427] FAULT_INJECTION: forcing a failure. [ 450.885381][ T3427] name failslab, interval 1, probability 0, space 0, times 0 [ 450.902222][ T3427] CPU: 0 PID: 3427 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 450.905982][ T3429] loop5: detected capacity change from 0 to 16 [ 450.913071][ T3427] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 450.913084][ T3427] Call Trace: [ 450.913089][ T3427] [ 450.913094][ T3427] dump_stack_lvl+0x151/0x1b7 [ 450.919991][ T3429] FAULT_INJECTION: forcing a failure. [ 450.919991][ T3429] name failslab, interval 1, probability 0, space 0, times 0 [ 450.929270][ T3427] ? bfq_pos_tree_add_move+0x43e/0x43e [ 450.929294][ T3427] ? get_tree_bdev+0x417/0x640 [ 450.929308][ T3427] ? vfs_get_tree+0x88/0x290 [ 450.929322][ T3427] ? do_new_mount+0x289/0xad0 [ 450.972094][ T3427] ? path_mount+0x60b/0x1050 [ 450.976682][ T3427] ? __x64_sys_mount+0xbf/0xd0 [ 450.981435][ T3427] ? do_syscall_64+0x44/0xd0 [ 450.986012][ T3427] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 450.992080][ T3427] dump_stack+0x15/0x17 [ 450.996242][ T3427] should_fail+0x3c0/0x510 [ 451.000661][ T3427] ? kvasprintf_const+0x139/0x180 [ 451.005681][ T3427] __should_failslab+0x9f/0xe0 [ 451.010433][ T3427] should_failslab+0x9/0x20 [ 451.014922][ T3427] __kmalloc_track_caller+0x6c/0x350 [ 451.020195][ T3427] kstrdup_const+0x55/0x90 [ 451.024601][ T3427] kvasprintf_const+0x139/0x180 [ 451.029438][ T3427] kobject_set_name_vargs+0x61/0x120 [ 451.034710][ T3427] kobject_init_and_add+0xdb/0x190 [ 451.039897][ T3427] ? __kasan_check_write+0x14/0x20 [ 451.044995][ T3427] ? kobject_add+0x210/0x210 [ 451.049568][ T3427] ? inode_init_always+0x760/0x9b0 [ 451.054666][ T3427] ? _raw_spin_unlock+0x4d/0x70 [ 451.059505][ T3427] ? _raw_spin_unlock+0x4d/0x70 [ 451.064341][ T3427] erofs_register_sysfs+0xd1/0x130 [ 451.069464][ T3427] erofs_fc_fill_super+0x95c/0x1180 [ 451.074652][ T3427] get_tree_bdev+0x417/0x640 [ 451.079229][ T3427] ? erofs_release_device_info+0x90/0x90 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 451.084858][ T3427] erofs_fc_get_tree+0x1c/0x20 [ 451.089719][ T3427] vfs_get_tree+0x88/0x290 [ 451.094134][ T3427] do_new_mount+0x289/0xad0 [ 451.098645][ T3427] ? do_move_mount_old+0x160/0x160 [ 451.103748][ T3427] ? security_capable+0xb2/0xd0 [ 451.108593][ T3427] ? ns_capable+0x8a/0xf0 [ 451.112912][ T3427] path_mount+0x60b/0x1050 [ 451.117323][ T3427] __se_sys_mount+0x2d2/0x3c0 [ 451.122000][ T3427] ? __x64_sys_mount+0xd0/0xd0 [ 451.126752][ T3427] __x64_sys_mount+0xbf/0xd0 [ 451.131330][ T3427] do_syscall_64+0x44/0xd0 [ 451.135734][ T3427] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 451.141615][ T3427] RIP: 0033:0x7f211b962c9a [ 451.146115][ T3427] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 451.165799][ T3427] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 451.174202][ T3427] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 451.182163][ T3427] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 451.190122][ T3427] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 451.198078][ T3427] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 451.206037][ T3427] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 451.213997][ T3427] [ 451.217002][ T3429] CPU: 1 PID: 3429 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 451.217212][ T3427] kobject: can not set name properly! [ 451.227757][ T3429] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 451.227768][ T3429] Call Trace: [ 451.227772][ T3429] [ 451.227778][ T3429] dump_stack_lvl+0x151/0x1b7 [ 451.253983][ T3429] ? bfq_pos_tree_add_move+0x43e/0x43e [ 451.259423][ T3429] dump_stack+0x15/0x17 [ 451.263556][ T3429] should_fail+0x3c0/0x510 [ 451.267956][ T3429] __should_failslab+0x9f/0xe0 [ 451.272883][ T3429] should_failslab+0x9/0x20 [ 451.277365][ T3429] kmem_cache_alloc+0x4f/0x2f0 [ 451.282104][ T3429] ? from_kuid_munged+0x7b0/0x7b0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 451.287106][ T3429] ? security_inode_alloc+0x29/0x140 [ 451.292370][ T3429] security_inode_alloc+0x29/0x140 [ 451.297460][ T3429] inode_init_always+0x749/0x9b0 [ 451.302372][ T3429] ? _erofs_info+0x190/0x190 [ 451.306935][ T3429] new_inode_pseudo+0x93/0x220 [ 451.311671][ T3429] new_inode+0x28/0x1c0 [ 451.315802][ T3429] ? _raw_spin_unlock+0x4d/0x70 [ 451.320626][ T3429] ? erofs_shrinker_register+0xfb/0x110 [ 451.326144][ T3429] erofs_fc_fill_super+0x867/0x1180 [ 451.331317][ T3429] get_tree_bdev+0x417/0x640 [ 451.335884][ T3429] ? erofs_release_device_info+0x90/0x90 [ 451.341494][ T3429] erofs_fc_get_tree+0x1c/0x20 [ 451.346239][ T3429] vfs_get_tree+0x88/0x290 [ 451.350632][ T3429] do_new_mount+0x289/0xad0 [ 451.355114][ T3429] ? do_move_mount_old+0x160/0x160 [ 451.360206][ T3429] ? security_capable+0xb2/0xd0 [ 451.365035][ T3429] ? ns_capable+0x8a/0xf0 [ 451.369601][ T3429] path_mount+0x60b/0x1050 [ 451.373993][ T3429] __se_sys_mount+0x2d2/0x3c0 [ 451.378644][ T3429] ? __x64_sys_mount+0xd0/0xd0 [ 451.383475][ T3429] __x64_sys_mount+0xbf/0xd0 [ 451.388042][ T3429] do_syscall_64+0x44/0xd0 [ 451.392460][ T3429] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 451.398332][ T3429] RIP: 0033:0x7f211b962c9a [ 451.402724][ T3429] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 451.422323][ T3429] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 451.430723][ T3429] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 451.438710][ T3429] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 451.446747][ T3429] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 451.454780][ T3429] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 451.462725][ T3429] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 451.470763][ T3429] [ 451.479434][ T3431] loop1: detected capacity change from 0 to 16 [ 451.486215][ T3431] FAULT_INJECTION: forcing a failure. [ 451.486215][ T3431] name failslab, interval 1, probability 0, space 0, times 0 [ 451.492715][ T3433] loop4: detected capacity change from 0 to 16 [ 451.501737][ T3431] CPU: 0 PID: 3431 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 451.509144][ T3439] loop3: detected capacity change from 0 to 16 [ 451.515722][ T3431] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 451.515737][ T3431] Call Trace: [ 451.515744][ T3431] [ 451.515749][ T3431] dump_stack_lvl+0x151/0x1b7 [ 451.515771][ T3431] ? bfq_pos_tree_add_move+0x43e/0x43e [ 451.515787][ T3431] dump_stack+0x15/0x17 [ 451.515800][ T3431] should_fail+0x3c0/0x510 [ 451.523598][ T3435] loop0: detected capacity change from 0 to 16 [ 451.531980][ T3431] __should_failslab+0x9f/0xe0 [ 451.532005][ T3431] should_failslab+0x9/0x20 [ 451.532019][ T3431] kmem_cache_alloc+0x4f/0x2f0 [ 451.532033][ T3431] ? from_kuid_munged+0x7b0/0x7b0 [ 451.532048][ T3431] ? security_inode_alloc+0x29/0x140 [ 451.536756][ T3438] loop2: detected capacity change from 0 to 16 [ 451.538279][ T3431] security_inode_alloc+0x29/0x140 [ 451.538303][ T3431] inode_init_always+0x749/0x9b0 [ 451.543793][ T3433] FAULT_INJECTION: forcing a failure. [ 451.543793][ T3433] name failslab, interval 1, probability 0, space 0, times 0 [ 451.548399][ T3431] ? _erofs_info+0x190/0x190 [ 451.548422][ T3431] new_inode_pseudo+0x93/0x220 [ 451.548439][ T3431] new_inode+0x28/0x1c0 [ 451.548450][ T3431] ? _raw_spin_unlock+0x4d/0x70 [ 451.548467][ T3431] ? erofs_shrinker_register+0xfb/0x110 [ 451.552732][ T3439] FAULT_INJECTION: forcing a failure. [ 451.552732][ T3439] name failslab, interval 1, probability 0, space 0, times 0 [ 451.557002][ T3431] erofs_fc_fill_super+0x867/0x1180 [ 451.557026][ T3431] get_tree_bdev+0x417/0x640 [ 451.557040][ T3431] ? erofs_release_device_info+0x90/0x90 [ 451.557054][ T3431] erofs_fc_get_tree+0x1c/0x20 [ 451.563312][ T3435] FAULT_INJECTION: forcing a failure. [ 451.563312][ T3435] name failslab, interval 1, probability 0, space 0, times 0 [ 451.567914][ T3431] vfs_get_tree+0x88/0x290 [ 451.567931][ T3431] do_new_mount+0x289/0xad0 [ 451.567949][ T3431] ? do_move_mount_old+0x160/0x160 [ 451.575855][ T3438] FAULT_INJECTION: forcing a failure. [ 451.575855][ T3438] name failslab, interval 1, probability 0, space 0, times 0 [ 451.577176][ T3431] ? security_capable+0xb2/0xd0 [ 451.577200][ T3431] ? ns_capable+0x8a/0xf0 [ 451.577217][ T3431] path_mount+0x60b/0x1050 [ 451.725188][ T3431] __se_sys_mount+0x2d2/0x3c0 [ 451.729869][ T3431] ? __x64_sys_mount+0xd0/0xd0 [ 451.734628][ T3431] __x64_sys_mount+0xbf/0xd0 [ 451.739215][ T3431] do_syscall_64+0x44/0xd0 [ 451.743803][ T3431] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 451.749690][ T3431] RIP: 0033:0x7f211b962c9a [ 451.754091][ T3431] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 451.774216][ T3431] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 451.782714][ T3431] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 451.790675][ T3431] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 451.798807][ T3431] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 451.806768][ T3431] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 451.814812][ T3431] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 451.822950][ T3431] [ 451.825955][ T3438] CPU: 1 PID: 3438 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 451.836713][ T3438] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 451.846863][ T3438] Call Trace: [ 451.850130][ T3438] [ 451.853045][ T3438] dump_stack_lvl+0x151/0x1b7 [ 451.857710][ T3438] ? bfq_pos_tree_add_move+0x43e/0x43e [ 451.863153][ T3438] ? get_tree_bdev+0x417/0x640 [ 451.868002][ T3438] ? vfs_get_tree+0x88/0x290 [ 451.872727][ T3438] ? do_new_mount+0x289/0xad0 [ 451.877587][ T3438] ? path_mount+0x60b/0x1050 [ 451.882204][ T3438] ? __x64_sys_mount+0xbf/0xd0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 451.886961][ T3438] ? do_syscall_64+0x44/0xd0 [ 451.891542][ T3438] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 451.897599][ T3438] dump_stack+0x15/0x17 [ 451.901740][ T3438] should_fail+0x3c0/0x510 [ 451.906143][ T3438] ? kvasprintf_const+0x139/0x180 [ 451.911153][ T3438] __should_failslab+0x9f/0xe0 [ 451.915900][ T3438] should_failslab+0x9/0x20 [ 451.920388][ T3438] __kmalloc_track_caller+0x6c/0x350 [ 451.925657][ T3438] kstrdup_const+0x55/0x90 [ 451.930058][ T3438] kvasprintf_const+0x139/0x180 [ 451.934898][ T3438] kobject_set_name_vargs+0x61/0x120 [ 451.940179][ T3438] kobject_init_and_add+0xdb/0x190 [ 451.945296][ T3438] ? __kasan_check_write+0x14/0x20 [ 451.950480][ T3438] ? kobject_add+0x210/0x210 [ 451.955061][ T3438] ? inode_init_always+0x760/0x9b0 [ 451.960269][ T3438] ? _raw_spin_unlock+0x4d/0x70 [ 451.965145][ T3438] ? _raw_spin_unlock+0x4d/0x70 [ 451.970004][ T3438] erofs_register_sysfs+0xd1/0x130 [ 451.975127][ T3438] erofs_fc_fill_super+0x95c/0x1180 [ 451.980524][ T3438] get_tree_bdev+0x417/0x640 [ 451.985096][ T3438] ? erofs_release_device_info+0x90/0x90 [ 451.991843][ T3438] erofs_fc_get_tree+0x1c/0x20 [ 451.996592][ T3438] vfs_get_tree+0x88/0x290 [ 452.000990][ T3438] do_new_mount+0x289/0xad0 [ 452.005572][ T3438] ? do_move_mount_old+0x160/0x160 [ 452.010757][ T3438] ? security_capable+0xb2/0xd0 [ 452.015592][ T3438] ? ns_capable+0x8a/0xf0 [ 452.019906][ T3438] path_mount+0x60b/0x1050 [ 452.024432][ T3438] __se_sys_mount+0x2d2/0x3c0 [ 452.029098][ T3438] ? __x64_sys_mount+0xd0/0xd0 [ 452.033851][ T3438] __x64_sys_mount+0xbf/0xd0 [ 452.038427][ T3438] do_syscall_64+0x44/0xd0 [ 452.042826][ T3438] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 452.048704][ T3438] RIP: 0033:0x7f211b962c9a [ 452.053192][ T3438] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 452.072780][ T3438] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 452.081188][ T3438] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 452.089231][ T3438] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 452.097277][ T3438] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 452.105233][ T3438] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 452.113277][ T3438] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 452.121416][ T3438] [ 452.124441][ T3433] CPU: 0 PID: 3433 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 452.135207][ T3433] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 452.145425][ T3433] Call Trace: [ 452.148692][ T3433] [ 452.151616][ T3433] dump_stack_lvl+0x151/0x1b7 [ 452.156288][ T3433] ? bfq_pos_tree_add_move+0x43e/0x43e [ 452.161742][ T3433] ? get_tree_bdev+0x417/0x640 [ 452.166493][ T3433] ? vfs_get_tree+0x88/0x290 [ 452.171064][ T3433] ? do_new_mount+0x289/0xad0 [ 452.175739][ T3433] ? path_mount+0x60b/0x1050 [ 452.180314][ T3433] ? __x64_sys_mount+0xbf/0xd0 [ 452.185066][ T3433] ? do_syscall_64+0x44/0xd0 [ 452.189643][ T3433] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 452.195699][ T3433] dump_stack+0x15/0x17 [ 452.199838][ T3433] should_fail+0x3c0/0x510 [ 452.204260][ T3433] ? kvasprintf_const+0x139/0x180 [ 452.209286][ T3433] __should_failslab+0x9f/0xe0 [ 452.214066][ T3433] should_failslab+0x9/0x20 [ 452.218562][ T3433] __kmalloc_track_caller+0x6c/0x350 [ 452.223840][ T3433] kstrdup_const+0x55/0x90 [ 452.228241][ T3433] kvasprintf_const+0x139/0x180 [ 452.233515][ T3433] kobject_set_name_vargs+0x61/0x120 [ 452.238784][ T3433] kobject_init_and_add+0xdb/0x190 [ 452.243880][ T3433] ? __kasan_check_write+0x14/0x20 [ 452.248983][ T3433] ? kobject_add+0x210/0x210 [ 452.253557][ T3433] ? inode_init_always+0x760/0x9b0 [ 452.258654][ T3433] ? _raw_spin_unlock+0x4d/0x70 [ 452.263682][ T3433] ? _raw_spin_unlock+0x4d/0x70 [ 452.268791][ T3433] erofs_register_sysfs+0xd1/0x130 [ 452.273896][ T3433] erofs_fc_fill_super+0x95c/0x1180 [ 452.279082][ T3433] get_tree_bdev+0x417/0x640 [ 452.283657][ T3433] ? erofs_release_device_info+0x90/0x90 [ 452.289274][ T3433] erofs_fc_get_tree+0x1c/0x20 [ 452.294126][ T3433] vfs_get_tree+0x88/0x290 [ 452.298615][ T3433] do_new_mount+0x289/0xad0 [ 452.303191][ T3433] ? do_move_mount_old+0x160/0x160 [ 452.308286][ T3433] ? security_capable+0xb2/0xd0 [ 452.313137][ T3433] ? ns_capable+0x8a/0xf0 [ 452.317453][ T3433] path_mount+0x60b/0x1050 [ 452.321857][ T3433] __se_sys_mount+0x2d2/0x3c0 [ 452.326535][ T3433] ? __x64_sys_mount+0xd0/0xd0 [ 452.331460][ T3433] __x64_sys_mount+0xbf/0xd0 [ 452.336317][ T3433] do_syscall_64+0x44/0xd0 [ 452.340727][ T3433] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 452.346610][ T3433] RIP: 0033:0x7f211b962c9a [ 452.351012][ T3433] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 452.370704][ T3433] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 452.382846][ T3433] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 452.390820][ T3433] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 452.398801][ T3433] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 452.406775][ T3433] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 452.414869][ T3433] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 452.423721][ T3433] [ 452.426734][ T3435] CPU: 1 PID: 3435 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 452.431431][ T3433] kobject: can not set name properly! [ 452.437495][ T3435] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 452.437508][ T3435] Call Trace: [ 452.437513][ T3435] [ 452.437518][ T3435] dump_stack_lvl+0x151/0x1b7 [ 452.437542][ T3435] ? bfq_pos_tree_add_move+0x43e/0x43e [ 452.437560][ T3435] dump_stack+0x15/0x17 [ 452.437575][ T3435] should_fail+0x3c0/0x510 [ 452.437594][ T3435] __should_failslab+0x9f/0xe0 [ 452.437611][ T3435] should_failslab+0x9/0x20 [ 452.437626][ T3435] kmem_cache_alloc+0x4f/0x2f0 [ 452.437643][ T3435] ? from_kuid_munged+0x7b0/0x7b0 [ 452.437659][ T3435] ? security_inode_alloc+0x29/0x140 [ 452.437677][ T3435] security_inode_alloc+0x29/0x140 [ 452.437694][ T3435] inode_init_always+0x749/0x9b0 [ 452.512432][ T3435] ? _erofs_info+0x190/0x190 [ 452.517011][ T3435] new_inode_pseudo+0x93/0x220 [ 452.521873][ T3435] new_inode+0x28/0x1c0 [ 452.526097][ T3435] ? _raw_spin_unlock+0x4d/0x70 [ 452.530927][ T3435] ? erofs_shrinker_register+0xfb/0x110 [ 452.536454][ T3435] erofs_fc_fill_super+0x867/0x1180 [ 452.541635][ T3435] get_tree_bdev+0x417/0x640 [ 452.546214][ T3435] ? erofs_release_device_info+0x90/0x90 [ 452.551826][ T3435] erofs_fc_get_tree+0x1c/0x20 [ 452.556587][ T3435] vfs_get_tree+0x88/0x290 [ 452.560983][ T3435] do_new_mount+0x289/0xad0 [ 452.565469][ T3435] ? do_move_mount_old+0x160/0x160 [ 452.570570][ T3435] ? security_capable+0xb2/0xd0 [ 452.575408][ T3435] ? ns_capable+0x8a/0xf0 [ 452.579717][ T3435] path_mount+0x60b/0x1050 [ 452.584142][ T3435] __se_sys_mount+0x2d2/0x3c0 [ 452.588825][ T3435] ? __x64_sys_mount+0xd0/0xd0 [ 452.593578][ T3435] __x64_sys_mount+0xbf/0xd0 [ 452.598162][ T3435] do_syscall_64+0x44/0xd0 [ 452.602658][ T3435] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 452.608554][ T3435] RIP: 0033:0x7f211b962c9a [ 452.612959][ T3435] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 452.633067][ T3435] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 452.641474][ T3435] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 452.649885][ T3435] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 452.658030][ T3435] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 452.666266][ T3435] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 452.674234][ T3435] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 452.682189][ T3435] [ 452.685770][ T3439] CPU: 1 PID: 3439 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 452.687297][ T3438] kobject: can not set name properly! [ 452.696529][ T3439] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 452.696540][ T3439] Call Trace: [ 452.696545][ T3439] [ 452.696551][ T3439] dump_stack_lvl+0x151/0x1b7 [ 452.696572][ T3439] ? bfq_pos_tree_add_move+0x43e/0x43e [ 452.696588][ T3439] ? get_tree_bdev+0x417/0x640 [ 452.696603][ T3439] ? vfs_get_tree+0x88/0x290 [ 452.696617][ T3439] ? do_new_mount+0x289/0xad0 [ 452.742842][ T3439] ? path_mount+0x60b/0x1050 [ 452.747509][ T3439] ? __x64_sys_mount+0xbf/0xd0 [ 452.752256][ T3439] ? do_syscall_64+0x44/0xd0 [ 452.756828][ T3439] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 452.762871][ T3439] dump_stack+0x15/0x17 [ 452.767008][ T3439] should_fail+0x3c0/0x510 [ 452.771425][ T3439] ? kvasprintf_const+0x139/0x180 [ 452.776456][ T3439] __should_failslab+0x9f/0xe0 [ 452.781200][ T3439] should_failslab+0x9/0x20 [ 452.785679][ T3439] __kmalloc_track_caller+0x6c/0x350 [ 452.790938][ T3439] kstrdup_const+0x55/0x90 [ 452.795330][ T3439] kvasprintf_const+0x139/0x180 [ 452.800154][ T3439] kobject_set_name_vargs+0x61/0x120 [ 452.805444][ T3439] kobject_init_and_add+0xdb/0x190 [ 452.810701][ T3439] ? __kasan_check_write+0x14/0x20 [ 452.815786][ T3439] ? kobject_add+0x210/0x210 [ 452.820361][ T3439] ? inode_init_always+0x760/0x9b0 [ 452.825454][ T3439] ? _raw_spin_unlock+0x4d/0x70 [ 452.830692][ T3439] ? _raw_spin_unlock+0x4d/0x70 [ 452.835533][ T3439] erofs_register_sysfs+0xd1/0x130 [ 452.840713][ T3439] erofs_fc_fill_super+0x95c/0x1180 [ 452.845888][ T3439] get_tree_bdev+0x417/0x640 [ 452.850452][ T3439] ? erofs_release_device_info+0x90/0x90 [ 452.856055][ T3439] erofs_fc_get_tree+0x1c/0x20 [ 452.860790][ T3439] vfs_get_tree+0x88/0x290 [ 452.865178][ T3439] do_new_mount+0x289/0xad0 [ 452.869690][ T3439] ? do_move_mount_old+0x160/0x160 [ 452.874790][ T3439] ? security_capable+0xb2/0xd0 [ 452.879628][ T3439] ? ns_capable+0x8a/0xf0 [ 452.883936][ T3439] path_mount+0x60b/0x1050 [ 452.888337][ T3439] __se_sys_mount+0x2d2/0x3c0 [ 452.893000][ T3439] ? __x64_sys_mount+0xd0/0xd0 [ 452.897739][ T3439] __x64_sys_mount+0xbf/0xd0 [ 452.902313][ T3439] do_syscall_64+0x44/0xd0 [ 452.906702][ T3439] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 452.912572][ T3439] RIP: 0033:0x7f211b962c9a [ 452.916961][ T3439] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 452.936643][ T3439] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 452.945140][ T3439] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 452.953376][ T3439] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 452.961427][ T3439] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 452.969404][ T3439] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 452.977423][ T3439] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 452.985444][ T3439] [ 452.991837][ T3439] kobject: can not set name properly! [ 452.994640][ T3441] loop1: detected capacity change from 0 to 16 [ 453.003942][ T3441] FAULT_INJECTION: forcing a failure. [ 453.003942][ T3441] name failslab, interval 1, probability 0, space 0, times 0 [ 453.016584][ T3441] CPU: 1 PID: 3441 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 453.027349][ T3441] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 453.037611][ T3441] Call Trace: [ 453.040879][ T3441] [ 453.043792][ T3441] dump_stack_lvl+0x151/0x1b7 [ 453.048540][ T3441] ? bfq_pos_tree_add_move+0x43e/0x43e [ 453.054063][ T3441] ? get_tree_bdev+0x417/0x640 [ 453.058801][ T3441] ? vfs_get_tree+0x88/0x290 [ 453.063366][ T3441] ? do_new_mount+0x289/0xad0 [ 453.068019][ T3441] ? path_mount+0x60b/0x1050 [ 453.072590][ T3441] ? __x64_sys_mount+0xbf/0xd0 [ 453.077365][ T3441] ? do_syscall_64+0x44/0xd0 [ 453.081946][ T3441] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 453.088000][ T3441] dump_stack+0x15/0x17 [ 453.092131][ T3441] should_fail+0x3c0/0x510 [ 453.096530][ T3441] ? kvasprintf_const+0x139/0x180 [ 453.101535][ T3441] __should_failslab+0x9f/0xe0 [ 453.106270][ T3441] should_failslab+0x9/0x20 [ 453.110753][ T3441] __kmalloc_track_caller+0x6c/0x350 [ 453.116037][ T3441] kstrdup_const+0x55/0x90 [ 453.120439][ T3441] kvasprintf_const+0x139/0x180 [ 453.125314][ T3441] kobject_set_name_vargs+0x61/0x120 [ 453.130948][ T3441] kobject_init_and_add+0xdb/0x190 [ 453.136243][ T3441] ? __kasan_check_write+0x14/0x20 [ 453.141342][ T3441] ? kobject_add+0x210/0x210 [ 453.145920][ T3441] ? inode_init_always+0x760/0x9b0 [ 453.151008][ T3441] ? _raw_spin_unlock+0x4d/0x70 [ 453.156030][ T3441] ? _raw_spin_unlock+0x4d/0x70 [ 453.160863][ T3441] erofs_register_sysfs+0xd1/0x130 [ 453.165961][ T3441] erofs_fc_fill_super+0x95c/0x1180 [ 453.171409][ T3441] get_tree_bdev+0x417/0x640 [ 453.175983][ T3441] ? erofs_release_device_info+0x90/0x90 [ 453.181598][ T3441] erofs_fc_get_tree+0x1c/0x20 [ 453.186337][ T3441] vfs_get_tree+0x88/0x290 [ 453.190727][ T3441] do_new_mount+0x289/0xad0 [ 453.195204][ T3441] ? do_move_mount_old+0x160/0x160 [ 453.200291][ T3441] ? security_capable+0xb2/0xd0 [ 453.205123][ T3441] ? ns_capable+0x8a/0xf0 [ 453.209443][ T3441] path_mount+0x60b/0x1050 [ 453.213847][ T3441] __se_sys_mount+0x2d2/0x3c0 [ 453.218500][ T3441] ? __x64_sys_mount+0xd0/0xd0 [ 453.223264][ T3441] __x64_sys_mount+0xbf/0xd0 [ 453.227834][ T3441] do_syscall_64+0x44/0xd0 [ 453.232505][ T3441] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 453.238406][ T3441] RIP: 0033:0x7f211b962c9a [ 453.242801][ T3441] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 453.262494][ T3441] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 453.270905][ T3441] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 453.278972][ T3441] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 453.286921][ T3441] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 453.294870][ T3441] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 453.302821][ T3441] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 453.310877][ T3441] [ 453.314063][ T3441] kobject: can not set name properly! [ 453.322617][ T3443] loop5: detected capacity change from 0 to 16 [ 453.329711][ T3443] FAULT_INJECTION: forcing a failure. [ 453.329711][ T3443] name failslab, interval 1, probability 0, space 0, times 0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 453.333675][ T3446] loop0: detected capacity change from 0 to 16 [ 453.349942][ T3446] FAULT_INJECTION: forcing a failure. [ 453.349942][ T3446] name failslab, interval 1, probability 0, space 0, times 0 [ 453.350329][ T3443] CPU: 1 PID: 3443 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 453.365262][ T3447] loop2: detected capacity change from 0 to 16 [ 453.373459][ T3443] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 453.373475][ T3443] Call Trace: [ 453.373481][ T3443] [ 453.373487][ T3443] dump_stack_lvl+0x151/0x1b7 [ 453.388468][ T3447] FAULT_INJECTION: forcing a failure. [ 453.388468][ T3447] name failslab, interval 1, probability 0, space 0, times 0 [ 453.389739][ T3443] ? bfq_pos_tree_add_move+0x43e/0x43e [ 453.389761][ T3443] ? get_tree_bdev+0x417/0x640 [ 453.423300][ T3443] ? vfs_get_tree+0x88/0x290 [ 453.427972][ T3443] ? do_new_mount+0x289/0xad0 [ 453.432641][ T3443] ? path_mount+0x60b/0x1050 [ 453.437232][ T3443] ? __x64_sys_mount+0xbf/0xd0 [ 453.442023][ T3443] ? do_syscall_64+0x44/0xd0 [ 453.446616][ T3443] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 453.452829][ T3443] dump_stack+0x15/0x17 [ 453.457066][ T3443] should_fail+0x3c0/0x510 [ 453.461485][ T3443] ? kvasprintf_const+0x139/0x180 [ 453.466514][ T3443] __should_failslab+0x9f/0xe0 [ 453.471289][ T3443] should_failslab+0x9/0x20 [ 453.475794][ T3443] __kmalloc_track_caller+0x6c/0x350 [ 453.481086][ T3443] kstrdup_const+0x55/0x90 [ 453.485492][ T3443] kvasprintf_const+0x139/0x180 [ 453.490350][ T3443] kobject_set_name_vargs+0x61/0x120 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 453.495709][ T3443] kobject_init_and_add+0xdb/0x190 [ 453.500820][ T3443] ? __kasan_check_write+0x14/0x20 [ 453.506112][ T3443] ? kobject_add+0x210/0x210 [ 453.510777][ T3443] ? inode_init_always+0x760/0x9b0 [ 453.515882][ T3443] ? _raw_spin_unlock+0x4d/0x70 [ 453.520719][ T3443] ? _raw_spin_unlock+0x4d/0x70 [ 453.525564][ T3443] erofs_register_sysfs+0xd1/0x130 [ 453.530664][ T3443] erofs_fc_fill_super+0x95c/0x1180 [ 453.535848][ T3443] get_tree_bdev+0x417/0x640 [ 453.540423][ T3443] ? erofs_release_device_info+0x90/0x90 [ 453.546048][ T3443] erofs_fc_get_tree+0x1c/0x20 [ 453.550827][ T3443] vfs_get_tree+0x88/0x290 [ 453.555233][ T3443] do_new_mount+0x289/0xad0 [ 453.559828][ T3443] ? do_move_mount_old+0x160/0x160 [ 453.564934][ T3443] ? security_capable+0xb2/0xd0 [ 453.569788][ T3443] ? ns_capable+0x8a/0xf0 [ 453.574104][ T3443] path_mount+0x60b/0x1050 [ 453.578519][ T3443] __se_sys_mount+0x2d2/0x3c0 [ 453.583183][ T3443] ? __x64_sys_mount+0xd0/0xd0 [ 453.587932][ T3443] __x64_sys_mount+0xbf/0xd0 [ 453.592513][ T3443] do_syscall_64+0x44/0xd0 [ 453.596922][ T3443] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 453.602812][ T3443] RIP: 0033:0x7f211b962c9a [ 453.607213][ T3443] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 453.626893][ T3443] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 453.635300][ T3443] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 453.643353][ T3443] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 453.651346][ T3443] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 453.659499][ T3443] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 453.667469][ T3443] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 453.675523][ T3443] [ 453.678545][ T3447] CPU: 0 PID: 3447 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 453.679441][ T3443] kobject: can not set name properly! [ 453.689302][ T3447] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 453.689318][ T3447] Call Trace: [ 453.689324][ T3447] [ 453.689331][ T3447] dump_stack_lvl+0x151/0x1b7 [ 453.689354][ T3447] ? bfq_pos_tree_add_move+0x43e/0x43e [ 453.689369][ T3447] ? get_tree_bdev+0x417/0x640 [ 453.689384][ T3447] ? vfs_get_tree+0x88/0x290 [ 453.689398][ T3447] ? do_new_mount+0x289/0xad0 [ 453.689415][ T3447] ? path_mount+0x60b/0x1050 [ 453.689430][ T3447] ? __x64_sys_mount+0xbf/0xd0 [ 453.745016][ T3447] ? do_syscall_64+0x44/0xd0 [ 453.749597][ T3447] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 453.755656][ T3447] dump_stack+0x15/0x17 [ 453.760146][ T3447] should_fail+0x3c0/0x510 [ 453.764577][ T3447] ? kvasprintf_const+0x139/0x180 [ 453.769621][ T3447] __should_failslab+0x9f/0xe0 [ 453.774386][ T3447] should_failslab+0x9/0x20 [ 453.778873][ T3447] __kmalloc_track_caller+0x6c/0x350 [ 453.784144][ T3447] kstrdup_const+0x55/0x90 [ 453.788547][ T3447] kvasprintf_const+0x139/0x180 [ 453.793401][ T3447] kobject_set_name_vargs+0x61/0x120 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 453.798674][ T3447] kobject_init_and_add+0xdb/0x190 [ 453.803774][ T3447] ? __kasan_check_write+0x14/0x20 [ 453.808880][ T3447] ? kobject_add+0x210/0x210 [ 453.813543][ T3447] ? inode_init_always+0x760/0x9b0 [ 453.818664][ T3447] ? _raw_spin_unlock+0x4d/0x70 [ 453.823502][ T3447] ? _raw_spin_unlock+0x4d/0x70 [ 453.828339][ T3447] erofs_register_sysfs+0xd1/0x130 [ 453.833441][ T3447] erofs_fc_fill_super+0x95c/0x1180 [ 453.838622][ T3447] get_tree_bdev+0x417/0x640 [ 453.843199][ T3447] ? erofs_release_device_info+0x90/0x90 [ 453.848821][ T3447] erofs_fc_get_tree+0x1c/0x20 [ 453.853568][ T3447] vfs_get_tree+0x88/0x290 [ 453.858013][ T3447] do_new_mount+0x289/0xad0 [ 453.862517][ T3447] ? do_move_mount_old+0x160/0x160 [ 453.867796][ T3447] ? security_capable+0xb2/0xd0 [ 453.872654][ T3447] ? ns_capable+0x8a/0xf0 [ 453.876976][ T3447] path_mount+0x60b/0x1050 [ 453.881381][ T3447] __se_sys_mount+0x2d2/0x3c0 [ 453.886134][ T3447] ? __x64_sys_mount+0xd0/0xd0 [ 453.890889][ T3447] __x64_sys_mount+0xbf/0xd0 [ 453.895812][ T3447] do_syscall_64+0x44/0xd0 [ 453.900214][ T3447] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 453.906103][ T3447] RIP: 0033:0x7f211b962c9a [ 453.910762][ T3447] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 453.930350][ T3447] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 453.938971][ T3447] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 453.946943][ T3447] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 453.954923][ T3447] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 453.962878][ T3447] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 453.970829][ T3447] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 453.978783][ T3447] [ 453.983139][ T3446] CPU: 0 PID: 3446 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 453.988839][ T3451] loop3: detected capacity change from 0 to 16 [ 453.993920][ T3446] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 454.000794][ T3451] FAULT_INJECTION: forcing a failure. [ 454.000794][ T3451] name failslab, interval 1, probability 0, space 0, times 0 [ 454.010080][ T3446] Call Trace: [ 454.010087][ T3446] [ 454.010092][ T3446] dump_stack_lvl+0x151/0x1b7 [ 454.010112][ T3446] ? bfq_pos_tree_add_move+0x43e/0x43e [ 454.010126][ T3446] ? get_tree_bdev+0x417/0x640 [ 454.010141][ T3446] ? vfs_get_tree+0x88/0x290 [ 454.048314][ T3446] ? do_new_mount+0x289/0xad0 [ 454.052980][ T3446] ? path_mount+0x60b/0x1050 [ 454.057578][ T3446] ? __x64_sys_mount+0xbf/0xd0 [ 454.062356][ T3446] ? do_syscall_64+0x44/0xd0 [ 454.066957][ T3446] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 454.073118][ T3446] dump_stack+0x15/0x17 [ 454.078408][ T3446] should_fail+0x3c0/0x510 [ 454.082816][ T3446] ? kvasprintf_const+0x139/0x180 [ 454.087827][ T3446] __should_failslab+0x9f/0xe0 [ 454.092577][ T3446] should_failslab+0x9/0x20 [ 454.097074][ T3446] __kmalloc_track_caller+0x6c/0x350 [ 454.102366][ T3446] kstrdup_const+0x55/0x90 [ 454.106796][ T3446] kvasprintf_const+0x139/0x180 [ 454.111715][ T3446] kobject_set_name_vargs+0x61/0x120 [ 454.116981][ T3446] kobject_init_and_add+0xdb/0x190 [ 454.122068][ T3446] ? __kasan_check_write+0x14/0x20 [ 454.127172][ T3446] ? kobject_add+0x210/0x210 [ 454.131741][ T3446] ? inode_init_always+0x760/0x9b0 [ 454.136851][ T3446] ? _raw_spin_unlock+0x4d/0x70 [ 454.141785][ T3446] ? _raw_spin_unlock+0x4d/0x70 [ 454.146630][ T3446] erofs_register_sysfs+0xd1/0x130 [ 454.151826][ T3446] erofs_fc_fill_super+0x95c/0x1180 [ 454.157096][ T3446] get_tree_bdev+0x417/0x640 [ 454.161663][ T3446] ? erofs_release_device_info+0x90/0x90 [ 454.167279][ T3446] erofs_fc_get_tree+0x1c/0x20 [ 454.172020][ T3446] vfs_get_tree+0x88/0x290 [ 454.176413][ T3446] do_new_mount+0x289/0xad0 [ 454.180897][ T3446] ? do_move_mount_old+0x160/0x160 [ 454.185993][ T3446] ? security_capable+0xb2/0xd0 [ 454.190821][ T3446] ? ns_capable+0x8a/0xf0 [ 454.195129][ T3446] path_mount+0x60b/0x1050 [ 454.199543][ T3446] __se_sys_mount+0x2d2/0x3c0 [ 454.204214][ T3446] ? __x64_sys_mount+0xd0/0xd0 [ 454.209007][ T3446] __x64_sys_mount+0xbf/0xd0 [ 454.213599][ T3446] do_syscall_64+0x44/0xd0 [ 454.217996][ T3446] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 454.223957][ T3446] RIP: 0033:0x7f211b962c9a [ 454.228797][ T3446] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 454.248730][ T3446] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 454.257132][ T3446] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 454.265085][ T3446] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 454.273124][ T3446] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 454.281087][ T3446] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 454.289036][ T3446] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 454.297006][ T3446] [ 454.300075][ T3451] CPU: 1 PID: 3451 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 454.310835][ T3451] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 454.311224][ T3449] loop1: detected capacity change from 0 to 16 [ 454.320887][ T3451] Call Trace: [ 454.320894][ T3451] [ 454.320906][ T3451] dump_stack_lvl+0x151/0x1b7 [ 454.320926][ T3451] ? bfq_pos_tree_add_move+0x43e/0x43e [ 454.320944][ T3451] dump_stack+0x15/0x17 [ 454.320959][ T3451] should_fail+0x3c0/0x510 [ 454.320978][ T3451] __should_failslab+0x9f/0xe0 [ 454.334241][ T3446] kobject: can not set name properly! [ 454.337944][ T3451] should_failslab+0x9/0x20 [ 454.337966][ T3451] kmem_cache_alloc+0x4f/0x2f0 [ 454.337983][ T3451] ? from_kuid_munged+0x7b0/0x7b0 [ 454.376576][ T3451] ? security_inode_alloc+0x29/0x140 [ 454.381935][ T3451] security_inode_alloc+0x29/0x140 [ 454.387030][ T3451] inode_init_always+0x749/0x9b0 [ 454.391949][ T3451] ? _erofs_info+0x190/0x190 [ 454.396521][ T3451] new_inode_pseudo+0x93/0x220 [ 454.401537][ T3451] new_inode+0x28/0x1c0 [ 454.405759][ T3451] ? _raw_spin_unlock+0x4d/0x70 [ 454.410603][ T3451] ? erofs_shrinker_register+0xfb/0x110 [ 454.416127][ T3451] erofs_fc_fill_super+0x867/0x1180 [ 454.421305][ T3451] get_tree_bdev+0x417/0x640 [ 454.425874][ T3451] ? erofs_release_device_info+0x90/0x90 [ 454.431485][ T3451] erofs_fc_get_tree+0x1c/0x20 [ 454.436228][ T3451] vfs_get_tree+0x88/0x290 [ 454.440623][ T3451] do_new_mount+0x289/0xad0 [ 454.445111][ T3451] ? do_move_mount_old+0x160/0x160 [ 454.450202][ T3451] ? security_capable+0xb2/0xd0 [ 454.455033][ T3451] ? ns_capable+0x8a/0xf0 [ 454.459355][ T3451] path_mount+0x60b/0x1050 [ 454.463753][ T3451] __se_sys_mount+0x2d2/0x3c0 [ 454.468413][ T3451] ? __x64_sys_mount+0xd0/0xd0 [ 454.473157][ T3451] __x64_sys_mount+0xbf/0xd0 [ 454.477727][ T3451] do_syscall_64+0x44/0xd0 [ 454.482126][ T3451] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 454.488000][ T3451] RIP: 0033:0x7f211b962c9a [ 454.492413][ T3451] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 454.512343][ T3451] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 454.520734][ T3451] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 454.528686][ T3451] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 454.536637][ T3451] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 454.544588][ T3451] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 454.552538][ T3451] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 454.560502][ T3451] [ 454.563626][ T3447] kobject: can not set name properly! [ 454.564808][ T3453] loop4: detected capacity change from 0 to 16 [ 454.569129][ T3449] FAULT_INJECTION: forcing a failure. [ 454.569129][ T3449] name failslab, interval 1, probability 0, space 0, times 0 [ 454.576068][ T3453] FAULT_INJECTION: forcing a failure. [ 454.576068][ T3453] name failslab, interval 1, probability 0, space 0, times 0 [ 454.600731][ T3449] CPU: 0 PID: 3449 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 454.611500][ T3449] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 454.621551][ T3449] Call Trace: [ 454.624824][ T3449] [ 454.627741][ T3449] dump_stack_lvl+0x151/0x1b7 [ 454.632407][ T3449] ? bfq_pos_tree_add_move+0x43e/0x43e [ 454.637853][ T3449] dump_stack+0x15/0x17 [ 454.642010][ T3449] should_fail+0x3c0/0x510 [ 454.646421][ T3449] __should_failslab+0x9f/0xe0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 454.651441][ T3449] should_failslab+0x9/0x20 [ 454.655949][ T3449] kmem_cache_alloc+0x4f/0x2f0 [ 454.660705][ T3449] ? from_kuid_munged+0x7b0/0x7b0 [ 454.665724][ T3449] ? security_inode_alloc+0x29/0x140 [ 454.671001][ T3449] security_inode_alloc+0x29/0x140 [ 454.676107][ T3449] inode_init_always+0x749/0x9b0 [ 454.681043][ T3449] ? _erofs_info+0x190/0x190 [ 454.685633][ T3449] new_inode_pseudo+0x93/0x220 [ 454.690391][ T3449] new_inode+0x28/0x1c0 [ 454.694545][ T3449] ? _raw_spin_unlock+0x4d/0x70 [ 454.699386][ T3449] ? erofs_shrinker_register+0xfb/0x110 [ 454.704922][ T3449] erofs_fc_fill_super+0x867/0x1180 [ 454.710117][ T3449] get_tree_bdev+0x417/0x640 [ 454.714698][ T3449] ? erofs_release_device_info+0x90/0x90 [ 454.720315][ T3449] erofs_fc_get_tree+0x1c/0x20 [ 454.725160][ T3449] vfs_get_tree+0x88/0x290 [ 454.729570][ T3449] do_new_mount+0x289/0xad0 [ 454.734061][ T3449] ? do_move_mount_old+0x160/0x160 [ 454.739168][ T3449] ? security_capable+0xb2/0xd0 [ 454.744002][ T3449] ? ns_capable+0x8a/0xf0 [ 454.748330][ T3449] path_mount+0x60b/0x1050 [ 454.752783][ T3449] __se_sys_mount+0x2d2/0x3c0 [ 454.757454][ T3449] ? __x64_sys_mount+0xd0/0xd0 [ 454.762206][ T3449] ? vfs_mkdir+0x580/0x580 [ 454.766606][ T3449] __x64_sys_mount+0xbf/0xd0 [ 454.771180][ T3449] do_syscall_64+0x44/0xd0 [ 454.775579][ T3449] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 454.781463][ T3449] RIP: 0033:0x7f211b962c9a [ 454.785873][ T3449] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 454.805469][ T3449] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 454.813874][ T3449] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 454.821826][ T3449] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 454.829783][ T3449] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 454.837741][ T3449] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 454.845695][ T3449] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 454.853652][ T3449] [ 454.858179][ T3453] CPU: 1 PID: 3453 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 454.868963][ T3453] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 454.879018][ T3453] Call Trace: [ 454.882278][ T3453] [ 454.885192][ T3453] dump_stack_lvl+0x151/0x1b7 [ 454.890027][ T3453] ? bfq_pos_tree_add_move+0x43e/0x43e [ 454.895463][ T3453] ? _raw_spin_lock+0xa3/0x1b0 [ 454.900565][ T3453] dump_stack+0x15/0x17 [ 454.904700][ T3453] should_fail+0x3c0/0x510 [ 454.909446][ T3453] __should_failslab+0x9f/0xe0 [ 454.914194][ T3453] should_failslab+0x9/0x20 [ 454.918678][ T3453] kmem_cache_alloc+0x4f/0x2f0 [ 454.923419][ T3453] ? erofs_alloc_inode+0x1b/0x50 [ 454.928344][ T3453] ? __kasan_check_write+0x14/0x20 [ 454.933522][ T3453] ? _erofs_info+0x190/0x190 [ 454.938123][ T3453] erofs_alloc_inode+0x1b/0x50 [ 454.942868][ T3453] ? _erofs_info+0x190/0x190 [ 454.947437][ T3453] new_inode_pseudo+0x64/0x220 [ 454.952182][ T3453] new_inode+0x28/0x1c0 [ 454.956318][ T3453] ? _raw_spin_unlock+0x4d/0x70 [ 454.961152][ T3453] ? erofs_shrinker_register+0xfb/0x110 [ 454.966687][ T3453] erofs_fc_fill_super+0x867/0x1180 [ 454.971867][ T3453] get_tree_bdev+0x417/0x640 [ 454.976436][ T3453] ? erofs_release_device_info+0x90/0x90 [ 454.982051][ T3453] erofs_fc_get_tree+0x1c/0x20 [ 454.986794][ T3453] vfs_get_tree+0x88/0x290 [ 454.991191][ T3453] do_new_mount+0x289/0xad0 [ 454.995701][ T3453] ? do_move_mount_old+0x160/0x160 [ 455.000793][ T3453] ? security_capable+0xb2/0xd0 [ 455.005623][ T3453] ? ns_capable+0x8a/0xf0 [ 455.009933][ T3453] path_mount+0x60b/0x1050 [ 455.014332][ T3453] __se_sys_mount+0x2d2/0x3c0 [ 455.019173][ T3453] ? __x64_sys_mount+0xd0/0xd0 [ 455.023921][ T3453] __x64_sys_mount+0xbf/0xd0 [ 455.028506][ T3453] do_syscall_64+0x44/0xd0 [ 455.032903][ T3453] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 455.038794][ T3453] RIP: 0033:0x7f211b962c9a [ 455.043215][ T3453] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 455.062889][ T3453] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 455.071296][ T3453] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 455.079271][ T3453] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 455.087228][ T3453] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 455.095180][ T3453] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 455.103131][ T3453] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 455.111175][ T3453] [ 455.115991][ T3455] loop5: detected capacity change from 0 to 16 [ 455.122864][ T3455] FAULT_INJECTION: forcing a failure. [ 455.122864][ T3455] name failslab, interval 1, probability 0, space 0, times 0 [ 455.135565][ T3455] CPU: 0 PID: 3455 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 455.146338][ T3455] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 455.156465][ T3455] Call Trace: [ 455.159726][ T3455] [ 455.162636][ T3455] dump_stack_lvl+0x151/0x1b7 [ 455.167295][ T3455] ? bfq_pos_tree_add_move+0x43e/0x43e [ 455.172732][ T3455] ? get_tree_bdev+0x417/0x640 [ 455.177472][ T3455] ? vfs_get_tree+0x88/0x290 [ 455.182045][ T3455] ? do_new_mount+0x289/0xad0 [ 455.186712][ T3455] ? path_mount+0x60b/0x1050 [ 455.191295][ T3455] ? __x64_sys_mount+0xbf/0xd0 [ 455.196053][ T3455] ? do_syscall_64+0x44/0xd0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 455.200626][ T3455] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 455.206683][ T3455] dump_stack+0x15/0x17 [ 455.210833][ T3455] should_fail+0x3c0/0x510 [ 455.215237][ T3455] ? kvasprintf_const+0x139/0x180 [ 455.220259][ T3455] __should_failslab+0x9f/0xe0 [ 455.225006][ T3455] should_failslab+0x9/0x20 [ 455.229486][ T3455] __kmalloc_track_caller+0x6c/0x350 [ 455.234748][ T3455] kstrdup_const+0x55/0x90 [ 455.239149][ T3455] kvasprintf_const+0x139/0x180 [ 455.243995][ T3455] kobject_set_name_vargs+0x61/0x120 [ 455.249260][ T3455] kobject_init_and_add+0xdb/0x190 [ 455.254354][ T3455] ? __kasan_check_write+0x14/0x20 [ 455.259450][ T3455] ? kobject_add+0x210/0x210 [ 455.264032][ T3455] ? inode_init_always+0x760/0x9b0 [ 455.269128][ T3455] ? _raw_spin_unlock+0x4d/0x70 [ 455.273963][ T3455] ? _raw_spin_unlock+0x4d/0x70 [ 455.278792][ T3455] erofs_register_sysfs+0xd1/0x130 [ 455.283885][ T3455] erofs_fc_fill_super+0x95c/0x1180 [ 455.289072][ T3455] get_tree_bdev+0x417/0x640 [ 455.293681][ T3455] ? erofs_release_device_info+0x90/0x90 [ 455.299290][ T3455] erofs_fc_get_tree+0x1c/0x20 [ 455.304029][ T3455] vfs_get_tree+0x88/0x290 [ 455.308421][ T3455] do_new_mount+0x289/0xad0 [ 455.312902][ T3455] ? do_move_mount_old+0x160/0x160 [ 455.317988][ T3455] ? security_capable+0xb2/0xd0 [ 455.322814][ T3455] ? ns_capable+0x8a/0xf0 [ 455.327120][ T3455] path_mount+0x60b/0x1050 [ 455.331517][ T3455] __se_sys_mount+0x2d2/0x3c0 [ 455.336176][ T3455] ? __x64_sys_mount+0xd0/0xd0 [ 455.340917][ T3455] __x64_sys_mount+0xbf/0xd0 [ 455.345485][ T3455] do_syscall_64+0x44/0xd0 [ 455.349877][ T3455] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 455.355753][ T3455] RIP: 0033:0x7f211b962c9a [ 455.360158][ T3455] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 455.379745][ T3455] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 455.388138][ T3455] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 455.396091][ T3455] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 455.404046][ T3455] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 455.411999][ T3455] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 455.419953][ T3455] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 455.427921][ T3455] [ 455.431095][ T3455] kobject: can not set name properly! [ 455.442804][ T3458] loop4: detected capacity change from 0 to 16 [ 455.443954][ T3459] loop1: detected capacity change from 0 to 16 [ 455.449691][ T3458] FAULT_INJECTION: forcing a failure. [ 455.449691][ T3458] name failslab, interval 1, probability 0, space 0, times 0 [ 455.456102][ T3459] FAULT_INJECTION: forcing a failure. [ 455.456102][ T3459] name failslab, interval 1, probability 0, space 0, times 0 [ 455.468030][ T3458] CPU: 1 PID: 3458 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 455.491131][ T3458] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 455.501183][ T3458] Call Trace: [ 455.504454][ T3458] [ 455.507373][ T3458] dump_stack_lvl+0x151/0x1b7 [ 455.512043][ T3458] ? bfq_pos_tree_add_move+0x43e/0x43e [ 455.517497][ T3458] ? get_tree_bdev+0x417/0x640 [ 455.522354][ T3458] ? vfs_get_tree+0x88/0x290 [ 455.526939][ T3458] ? do_new_mount+0x289/0xad0 [ 455.532279][ T3458] ? path_mount+0x60b/0x1050 [ 455.536870][ T3458] ? __x64_sys_mount+0xbf/0xd0 [ 455.541998][ T3458] ? do_syscall_64+0x44/0xd0 [ 455.546608][ T3458] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 455.552671][ T3458] dump_stack+0x15/0x17 [ 455.556812][ T3458] should_fail+0x3c0/0x510 [ 455.561231][ T3458] ? kvasprintf_const+0x139/0x180 [ 455.566240][ T3458] __should_failslab+0x9f/0xe0 [ 455.571013][ T3458] should_failslab+0x9/0x20 [ 455.575520][ T3458] __kmalloc_track_caller+0x6c/0x350 [ 455.580987][ T3458] kstrdup_const+0x55/0x90 [ 455.585687][ T3458] kvasprintf_const+0x139/0x180 [ 455.590881][ T3458] kobject_set_name_vargs+0x61/0x120 [ 455.596155][ T3458] kobject_init_and_add+0xdb/0x190 [ 455.601261][ T3458] ? __kasan_check_write+0x14/0x20 [ 455.606375][ T3458] ? kobject_add+0x210/0x210 [ 455.610953][ T3458] ? inode_init_always+0x760/0x9b0 [ 455.616059][ T3458] ? _raw_spin_unlock+0x4d/0x70 [ 455.620911][ T3458] ? _raw_spin_unlock+0x4d/0x70 [ 455.626184][ T3458] erofs_register_sysfs+0xd1/0x130 [ 455.631281][ T3458] erofs_fc_fill_super+0x95c/0x1180 [ 455.636467][ T3458] get_tree_bdev+0x417/0x640 [ 455.641140][ T3458] ? erofs_release_device_info+0x90/0x90 [ 455.646774][ T3458] erofs_fc_get_tree+0x1c/0x20 [ 455.651525][ T3458] vfs_get_tree+0x88/0x290 [ 455.656200][ T3458] do_new_mount+0x289/0xad0 [ 455.660698][ T3458] ? do_move_mount_old+0x160/0x160 [ 455.665798][ T3458] ? security_capable+0xb2/0xd0 [ 455.670648][ T3458] ? ns_capable+0x8a/0xf0 [ 455.674970][ T3458] path_mount+0x60b/0x1050 [ 455.679387][ T3458] __se_sys_mount+0x2d2/0x3c0 [ 455.684065][ T3458] ? __x64_sys_mount+0xd0/0xd0 [ 455.688829][ T3458] __x64_sys_mount+0xbf/0xd0 [ 455.693412][ T3458] do_syscall_64+0x44/0xd0 [ 455.697817][ T3458] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 455.703699][ T3458] RIP: 0033:0x7f211b962c9a [ 455.708103][ T3458] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 455.727701][ T3458] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 455.736113][ T3458] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 455.744072][ T3458] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 455.752031][ T3458] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 455.759989][ T3458] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 455.767946][ T3458] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 455.775914][ T3458] [ 455.779007][ T3459] CPU: 0 PID: 3459 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 455.789777][ T3459] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 455.799939][ T3459] Call Trace: [ 455.803213][ T3459] [ 455.806151][ T3459] dump_stack_lvl+0x151/0x1b7 [ 455.810832][ T3459] ? bfq_pos_tree_add_move+0x43e/0x43e [ 455.816276][ T3459] ? get_tree_bdev+0x417/0x640 [ 455.821022][ T3459] ? vfs_get_tree+0x88/0x290 [ 455.825598][ T3459] ? do_new_mount+0x289/0xad0 [ 455.830259][ T3459] ? path_mount+0x60b/0x1050 [ 455.834834][ T3459] ? __x64_sys_mount+0xbf/0xd0 [ 455.839693][ T3459] ? do_syscall_64+0x44/0xd0 [ 455.844264][ T3459] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 455.850319][ T3459] dump_stack+0x15/0x17 [ 455.854458][ T3459] should_fail+0x3c0/0x510 [ 455.858859][ T3459] ? kvasprintf_const+0x139/0x180 [ 455.863872][ T3459] __should_failslab+0x9f/0xe0 [ 455.868647][ T3459] should_failslab+0x9/0x20 [ 455.873239][ T3459] __kmalloc_track_caller+0x6c/0x350 [ 455.878513][ T3459] kstrdup_const+0x55/0x90 [ 455.882915][ T3459] kvasprintf_const+0x139/0x180 [ 455.887750][ T3459] kobject_set_name_vargs+0x61/0x120 [ 455.893026][ T3459] kobject_init_and_add+0xdb/0x190 [ 455.898119][ T3459] ? __kasan_check_write+0x14/0x20 [ 455.903216][ T3459] ? kobject_add+0x210/0x210 [ 455.907809][ T3459] ? inode_init_always+0x760/0x9b0 [ 455.912900][ T3459] ? _raw_spin_unlock+0x4d/0x70 [ 455.917735][ T3459] ? _raw_spin_unlock+0x4d/0x70 [ 455.922575][ T3459] erofs_register_sysfs+0xd1/0x130 [ 455.927756][ T3459] erofs_fc_fill_super+0x95c/0x1180 [ 455.932939][ T3459] get_tree_bdev+0x417/0x640 [ 455.937508][ T3459] ? erofs_release_device_info+0x90/0x90 [ 455.943120][ T3459] erofs_fc_get_tree+0x1c/0x20 [ 455.947863][ T3459] vfs_get_tree+0x88/0x290 [ 455.952259][ T3459] do_new_mount+0x289/0xad0 [ 455.956749][ T3459] ? do_move_mount_old+0x160/0x160 [ 455.961844][ T3459] ? security_capable+0xb2/0xd0 [ 455.966675][ T3459] ? ns_capable+0x8a/0xf0 [ 455.970989][ T3459] path_mount+0x60b/0x1050 [ 455.975388][ T3459] __se_sys_mount+0x2d2/0x3c0 [ 455.980067][ T3459] ? __x64_sys_mount+0xd0/0xd0 [ 455.984816][ T3459] __x64_sys_mount+0xbf/0xd0 [ 455.989392][ T3459] do_syscall_64+0x44/0xd0 [ 455.993876][ T3459] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 455.999761][ T3459] RIP: 0033:0x7f211b962c9a [ 456.004162][ T3459] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 456.023748][ T3459] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 456.032142][ T3459] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 456.040097][ T3459] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 456.048161][ T3459] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 456.056115][ T3459] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 456.064155][ T3459] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 456.072110][ T3459] [ 456.078360][ T3463] loop3: detected capacity change from 0 to 16 [ 456.083238][ T3465] loop0: detected capacity change from 0 to 16 [ 456.085319][ T3464] loop2: detected capacity change from 0 to 16 [ 456.091691][ T3458] kobject: can not set name properly! [ 456.097931][ T3463] FAULT_INJECTION: forcing a failure. [ 456.097931][ T3463] name failslab, interval 1, probability 0, space 0, times 0 [ 456.103448][ T3465] FAULT_INJECTION: forcing a failure. [ 456.103448][ T3465] name failslab, interval 1, probability 0, space 0, times 0 [ 456.115931][ T3464] FAULT_INJECTION: forcing a failure. [ 456.115931][ T3464] name failslab, interval 1, probability 0, space 0, times 0 [ 456.135730][ T3459] kobject: can not set name properly! [ 456.140858][ T3463] CPU: 1 PID: 3463 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 456.157055][ T3463] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 456.167118][ T3463] Call Trace: [ 456.170389][ T3463] [ 456.173302][ T3463] dump_stack_lvl+0x151/0x1b7 [ 456.177965][ T3463] ? bfq_pos_tree_add_move+0x43e/0x43e [ 456.183407][ T3463] ? get_tree_bdev+0x417/0x640 [ 456.188149][ T3463] ? vfs_get_tree+0x88/0x290 [ 456.192730][ T3463] ? do_new_mount+0x289/0xad0 [ 456.197409][ T3463] ? path_mount+0x60b/0x1050 [ 456.201978][ T3463] ? __x64_sys_mount+0xbf/0xd0 [ 456.206721][ T3463] ? do_syscall_64+0x44/0xd0 [ 456.211417][ T3463] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 456.217639][ T3463] dump_stack+0x15/0x17 [ 456.221771][ T3463] should_fail+0x3c0/0x510 [ 456.226256][ T3463] ? kvasprintf_const+0x139/0x180 [ 456.231267][ T3463] __should_failslab+0x9f/0xe0 [ 456.236014][ T3463] should_failslab+0x9/0x20 [ 456.240505][ T3463] __kmalloc_track_caller+0x6c/0x350 [ 456.245772][ T3463] kstrdup_const+0x55/0x90 [ 456.250350][ T3463] kvasprintf_const+0x139/0x180 [ 456.255746][ T3463] kobject_set_name_vargs+0x61/0x120 [ 456.261033][ T3463] kobject_init_and_add+0xdb/0x190 [ 456.266127][ T3463] ? __kasan_check_write+0x14/0x20 [ 456.271223][ T3463] ? kobject_add+0x210/0x210 [ 456.275796][ T3463] ? inode_init_always+0x760/0x9b0 [ 456.280886][ T3463] ? _raw_spin_unlock+0x4d/0x70 [ 456.285716][ T3463] ? _raw_spin_unlock+0x4d/0x70 [ 456.290548][ T3463] erofs_register_sysfs+0xd1/0x130 [ 456.295637][ T3463] erofs_fc_fill_super+0x95c/0x1180 [ 456.300816][ T3463] get_tree_bdev+0x417/0x640 [ 456.305383][ T3463] ? erofs_release_device_info+0x90/0x90 [ 456.310996][ T3463] erofs_fc_get_tree+0x1c/0x20 [ 456.315746][ T3463] vfs_get_tree+0x88/0x290 [ 456.320161][ T3463] do_new_mount+0x289/0xad0 [ 456.324659][ T3463] ? do_move_mount_old+0x160/0x160 [ 456.329773][ T3463] ? security_capable+0xb2/0xd0 [ 456.334612][ T3463] ? ns_capable+0x8a/0xf0 [ 456.339066][ T3463] path_mount+0x60b/0x1050 [ 456.343467][ T3463] __se_sys_mount+0x2d2/0x3c0 [ 456.348225][ T3463] ? __x64_sys_mount+0xd0/0xd0 [ 456.352982][ T3463] __x64_sys_mount+0xbf/0xd0 [ 456.357551][ T3463] do_syscall_64+0x44/0xd0 [ 456.361953][ T3463] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 456.367826][ T3463] RIP: 0033:0x7f211b962c9a [ 456.372220][ T3463] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 456.392068][ T3463] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 456.400463][ T3463] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 456.408412][ T3463] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 456.416537][ T3463] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 456.424574][ T3463] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 456.432527][ T3463] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 456.440480][ T3463] [ 456.443697][ T3464] CPU: 0 PID: 3464 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 456.450364][ T3467] loop5: detected capacity change from 0 to 16 [ 456.454486][ T3464] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 456.454499][ T3464] Call Trace: [ 456.454504][ T3464] [ 456.454510][ T3464] dump_stack_lvl+0x151/0x1b7 [ 456.472347][ T3467] FAULT_INJECTION: forcing a failure. [ 456.472347][ T3467] name failslab, interval 1, probability 0, space 0, times 0 [ 456.474018][ T3464] ? bfq_pos_tree_add_move+0x43e/0x43e [ 456.474042][ T3464] ? make_kgid+0x215/0x710 [ 456.504368][ T3464] ? from_kuid_munged+0x7b0/0x7b0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 456.509646][ T3464] dump_stack+0x15/0x17 [ 456.513790][ T3464] should_fail+0x3c0/0x510 [ 456.518196][ T3464] __should_failslab+0x9f/0xe0 [ 456.522945][ T3464] should_failslab+0x9/0x20 [ 456.527435][ T3464] kmem_cache_alloc+0x4f/0x2f0 [ 456.532188][ T3464] ? __d_alloc+0x2d/0x6b0 [ 456.536515][ T3464] __d_alloc+0x2d/0x6b0 [ 456.540660][ T3464] ? erofs_inode_init_once+0x20/0x20 [ 456.545929][ T3464] d_make_root+0x4a/0xe0 [ 456.550160][ T3464] erofs_fc_fill_super+0x809/0x1180 [ 456.555345][ T3464] get_tree_bdev+0x417/0x640 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 456.559933][ T3464] ? erofs_release_device_info+0x90/0x90 [ 456.565568][ T3464] erofs_fc_get_tree+0x1c/0x20 [ 456.570352][ T3464] vfs_get_tree+0x88/0x290 [ 456.574854][ T3464] do_new_mount+0x289/0xad0 [ 456.579435][ T3464] ? do_move_mount_old+0x160/0x160 [ 456.584532][ T3464] ? security_capable+0xb2/0xd0 [ 456.589371][ T3464] ? ns_capable+0x8a/0xf0 [ 456.593701][ T3464] path_mount+0x60b/0x1050 [ 456.598119][ T3464] __se_sys_mount+0x2d2/0x3c0 [ 456.602876][ T3464] ? __x64_sys_mount+0xd0/0xd0 [ 456.607746][ T3464] __x64_sys_mount+0xbf/0xd0 [ 456.612338][ T3464] do_syscall_64+0x44/0xd0 [ 456.617000][ T3464] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 456.622888][ T3464] RIP: 0033:0x7f211b962c9a [ 456.627288][ T3464] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 456.646969][ T3464] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 456.655383][ T3464] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 456.663429][ T3464] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 456.671386][ T3464] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 456.679341][ T3464] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 456.687300][ T3464] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 456.695261][ T3464] [ 456.698274][ T3467] CPU: 1 PID: 3467 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 456.709065][ T3467] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 456.719371][ T3467] Call Trace: [ 456.722758][ T3467] [ 456.725683][ T3467] dump_stack_lvl+0x151/0x1b7 [ 456.730370][ T3467] ? bfq_pos_tree_add_move+0x43e/0x43e [ 456.735816][ T3467] dump_stack+0x15/0x17 [ 456.739953][ T3467] should_fail+0x3c0/0x510 [ 456.744361][ T3467] __should_failslab+0x9f/0xe0 [ 456.749106][ T3467] should_failslab+0x9/0x20 [ 456.753589][ T3467] kmem_cache_alloc+0x4f/0x2f0 [ 456.758334][ T3467] ? from_kuid_munged+0x7b0/0x7b0 [ 456.763424][ T3467] ? security_inode_alloc+0x29/0x140 [ 456.768693][ T3467] security_inode_alloc+0x29/0x140 [ 456.773871][ T3467] inode_init_always+0x749/0x9b0 [ 456.778903][ T3467] ? _erofs_info+0x190/0x190 [ 456.783567][ T3467] new_inode_pseudo+0x93/0x220 [ 456.788486][ T3467] new_inode+0x28/0x1c0 [ 456.792813][ T3467] ? _raw_spin_unlock+0x4d/0x70 [ 456.797650][ T3467] ? erofs_shrinker_register+0xfb/0x110 [ 456.803315][ T3467] erofs_fc_fill_super+0x867/0x1180 [ 456.808578][ T3467] get_tree_bdev+0x417/0x640 [ 456.813165][ T3467] ? erofs_release_device_info+0x90/0x90 [ 456.818865][ T3467] erofs_fc_get_tree+0x1c/0x20 [ 456.823707][ T3467] vfs_get_tree+0x88/0x290 [ 456.828104][ T3467] do_new_mount+0x289/0xad0 [ 456.832597][ T3467] ? do_move_mount_old+0x160/0x160 [ 456.837778][ T3467] ? security_capable+0xb2/0xd0 [ 456.842611][ T3467] ? ns_capable+0x8a/0xf0 [ 456.846930][ T3467] path_mount+0x60b/0x1050 [ 456.851480][ T3467] __se_sys_mount+0x2d2/0x3c0 [ 456.856138][ T3467] ? __x64_sys_mount+0xd0/0xd0 [ 456.860883][ T3467] __x64_sys_mount+0xbf/0xd0 [ 456.865456][ T3467] do_syscall_64+0x44/0xd0 [ 456.869848][ T3467] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 456.875725][ T3467] RIP: 0033:0x7f211b962c9a [ 456.880206][ T3467] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 456.899793][ T3467] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 456.908273][ T3467] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 456.916233][ T3467] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 456.924187][ T3467] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 456.932152][ T3467] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 456.940108][ T3467] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 456.948061][ T3467] [ 456.951207][ T3465] CPU: 0 PID: 3465 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 456.955219][ T3463] kobject: can not set name properly! [ 456.961966][ T3465] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 456.961980][ T3465] Call Trace: [ 456.961985][ T3465] [ 456.961990][ T3465] dump_stack_lvl+0x151/0x1b7 [ 456.988207][ T3465] ? bfq_pos_tree_add_move+0x43e/0x43e [ 456.993654][ T3465] ? get_tree_bdev+0x417/0x640 [ 456.998408][ T3465] ? vfs_get_tree+0x88/0x290 [ 457.003004][ T3465] ? do_new_mount+0x289/0xad0 [ 457.007836][ T3465] ? path_mount+0x60b/0x1050 [ 457.012407][ T3465] ? __x64_sys_mount+0xbf/0xd0 [ 457.017238][ T3465] ? do_syscall_64+0x44/0xd0 [ 457.021807][ T3465] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 457.027875][ T3465] dump_stack+0x15/0x17 [ 457.032010][ T3465] should_fail+0x3c0/0x510 [ 457.036411][ T3465] ? kvasprintf_const+0x139/0x180 [ 457.041415][ T3465] __should_failslab+0x9f/0xe0 [ 457.046163][ T3465] should_failslab+0x9/0x20 [ 457.050819][ T3465] __kmalloc_track_caller+0x6c/0x350 [ 457.056097][ T3465] kstrdup_const+0x55/0x90 [ 457.060497][ T3465] kvasprintf_const+0x139/0x180 [ 457.065333][ T3465] kobject_set_name_vargs+0x61/0x120 [ 457.070611][ T3465] kobject_init_and_add+0xdb/0x190 [ 457.075703][ T3465] ? __kasan_check_write+0x14/0x20 [ 457.080796][ T3465] ? kobject_add+0x210/0x210 [ 457.085363][ T3465] ? inode_init_always+0x760/0x9b0 [ 457.090464][ T3465] ? _raw_spin_unlock+0x4d/0x70 [ 457.095309][ T3465] ? _raw_spin_unlock+0x4d/0x70 [ 457.100143][ T3465] erofs_register_sysfs+0xd1/0x130 [ 457.105242][ T3465] erofs_fc_fill_super+0x95c/0x1180 [ 457.110419][ T3465] get_tree_bdev+0x417/0x640 [ 457.115102][ T3465] ? erofs_release_device_info+0x90/0x90 [ 457.120715][ T3465] erofs_fc_get_tree+0x1c/0x20 [ 457.125542][ T3465] vfs_get_tree+0x88/0x290 [ 457.130123][ T3465] do_new_mount+0x289/0xad0 [ 457.134781][ T3465] ? do_move_mount_old+0x160/0x160 [ 457.139872][ T3465] ? security_capable+0xb2/0xd0 [ 457.144709][ T3465] ? ns_capable+0x8a/0xf0 [ 457.149018][ T3465] path_mount+0x60b/0x1050 [ 457.153426][ T3465] __se_sys_mount+0x2d2/0x3c0 [ 457.158087][ T3465] ? __x64_sys_mount+0xd0/0xd0 [ 457.162832][ T3465] __x64_sys_mount+0xbf/0xd0 [ 457.167409][ T3465] do_syscall_64+0x44/0xd0 [ 457.171981][ T3465] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 457.177870][ T3465] RIP: 0033:0x7f211b962c9a [ 457.182287][ T3465] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 457.201877][ T3465] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 457.210269][ T3465] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 457.218222][ T3465] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 457.226264][ T3465] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 457.234218][ T3465] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 457.242186][ T3465] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 457.250145][ T3465] [ 457.253650][ T3465] kobject: can not set name properly! [ 457.262092][ T3469] loop4: detected capacity change from 0 to 16 [ 457.268860][ T3469] FAULT_INJECTION: forcing a failure. [ 457.268860][ T3469] name failslab, interval 1, probability 0, space 0, times 0 [ 457.281510][ T3469] CPU: 0 PID: 3469 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 457.292261][ T3469] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 457.302302][ T3469] Call Trace: [ 457.305572][ T3469] [ 457.308486][ T3469] dump_stack_lvl+0x151/0x1b7 [ 457.313149][ T3469] ? bfq_pos_tree_add_move+0x43e/0x43e [ 457.318590][ T3469] ? get_tree_bdev+0x417/0x640 [ 457.323334][ T3469] ? vfs_get_tree+0x88/0x290 [ 457.327910][ T3469] ? do_new_mount+0x289/0xad0 [ 457.332572][ T3469] ? path_mount+0x60b/0x1050 [ 457.337146][ T3469] ? __x64_sys_mount+0xbf/0xd0 [ 457.341893][ T3469] ? do_syscall_64+0x44/0xd0 [ 457.346470][ T3469] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 457.352520][ T3469] dump_stack+0x15/0x17 [ 457.356657][ T3469] should_fail+0x3c0/0x510 [ 457.361060][ T3469] ? kvasprintf_const+0x139/0x180 [ 457.366067][ T3469] __should_failslab+0x9f/0xe0 [ 457.370828][ T3469] should_failslab+0x9/0x20 [ 457.375339][ T3469] __kmalloc_track_caller+0x6c/0x350 [ 457.380633][ T3469] kstrdup_const+0x55/0x90 [ 457.385045][ T3469] kvasprintf_const+0x139/0x180 [ 457.389896][ T3469] kobject_set_name_vargs+0x61/0x120 [ 457.395182][ T3469] kobject_init_and_add+0xdb/0x190 [ 457.400466][ T3469] ? __kasan_check_write+0x14/0x20 [ 457.405569][ T3469] ? kobject_add+0x210/0x210 [ 457.410139][ T3469] ? inode_init_always+0x760/0x9b0 [ 457.415253][ T3469] ? _raw_spin_unlock+0x4d/0x70 [ 457.420087][ T3469] ? _raw_spin_unlock+0x4d/0x70 [ 457.424919][ T3469] erofs_register_sysfs+0xd1/0x130 [ 457.430099][ T3469] erofs_fc_fill_super+0x95c/0x1180 [ 457.435279][ T3469] get_tree_bdev+0x417/0x640 [ 457.439938][ T3469] ? erofs_release_device_info+0x90/0x90 [ 457.445550][ T3469] erofs_fc_get_tree+0x1c/0x20 [ 457.450293][ T3469] vfs_get_tree+0x88/0x290 [ 457.454691][ T3469] do_new_mount+0x289/0xad0 [ 457.459184][ T3469] ? do_move_mount_old+0x160/0x160 [ 457.464276][ T3469] ? security_capable+0xb2/0xd0 [ 457.469109][ T3469] ? ns_capable+0x8a/0xf0 [ 457.473420][ T3469] path_mount+0x60b/0x1050 [ 457.477820][ T3469] __se_sys_mount+0x2d2/0x3c0 [ 457.482485][ T3469] ? __x64_sys_mount+0xd0/0xd0 [ 457.487233][ T3469] __x64_sys_mount+0xbf/0xd0 [ 457.491803][ T3469] do_syscall_64+0x44/0xd0 [ 457.496200][ T3469] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 457.502074][ T3469] RIP: 0033:0x7f211b962c9a [ 457.506472][ T3469] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 457.526058][ T3469] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 457.534462][ T3469] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 457.542517][ T3469] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 457.550489][ T3469] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 457.558469][ T3469] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 457.566423][ T3469] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 457.574390][ T3469] [ 457.578995][ T3469] kobject: can not set name properly! [ 457.587962][ T3472] loop2: detected capacity change from 0 to 16 [ 457.589090][ T3474] loop3: detected capacity change from 0 to 16 [ 457.596471][ T3475] loop5: detected capacity change from 0 to 16 [ 457.601180][ T3474] FAULT_INJECTION: forcing a failure. [ 457.601180][ T3474] name failslab, interval 1, probability 0, space 0, times 0 [ 457.606628][ T3472] FAULT_INJECTION: forcing a failure. [ 457.606628][ T3472] name failslab, interval 1, probability 0, space 0, times 0 [ 457.620189][ T3475] FAULT_INJECTION: forcing a failure. [ 457.620189][ T3475] name failslab, interval 1, probability 0, space 0, times 0 [ 457.631844][ T3472] CPU: 1 PID: 3472 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 457.655068][ T3472] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 457.665128][ T3472] Call Trace: [ 457.668409][ T3472] [ 457.671328][ T3472] dump_stack_lvl+0x151/0x1b7 [ 457.676003][ T3472] ? bfq_pos_tree_add_move+0x43e/0x43e [ 457.681451][ T3472] ? get_tree_bdev+0x417/0x640 [ 457.686216][ T3472] ? vfs_get_tree+0x88/0x290 [ 457.690822][ T3472] ? do_new_mount+0x289/0xad0 [ 457.695502][ T3472] ? path_mount+0x60b/0x1050 [ 457.700093][ T3472] ? __x64_sys_mount+0xbf/0xd0 [ 457.704859][ T3472] ? do_syscall_64+0x44/0xd0 [ 457.709730][ T3472] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 457.715901][ T3472] dump_stack+0x15/0x17 [ 457.720075][ T3472] should_fail+0x3c0/0x510 [ 457.724481][ T3472] ? kvasprintf_const+0x139/0x180 [ 457.729675][ T3472] __should_failslab+0x9f/0xe0 [ 457.734432][ T3472] should_failslab+0x9/0x20 [ 457.738921][ T3472] __kmalloc_track_caller+0x6c/0x350 [ 457.744195][ T3472] kstrdup_const+0x55/0x90 [ 457.748608][ T3472] kvasprintf_const+0x139/0x180 [ 457.753481][ T3472] kobject_set_name_vargs+0x61/0x120 [ 457.758763][ T3472] kobject_init_and_add+0xdb/0x190 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 457.763861][ T3472] ? __kasan_check_write+0x14/0x20 [ 457.768970][ T3472] ? kobject_add+0x210/0x210 [ 457.773563][ T3472] ? inode_init_always+0x760/0x9b0 [ 457.778681][ T3472] ? _raw_spin_unlock+0x4d/0x70 [ 457.783535][ T3472] ? _raw_spin_unlock+0x4d/0x70 [ 457.788376][ T3472] erofs_register_sysfs+0xd1/0x130 [ 457.793477][ T3472] erofs_fc_fill_super+0x95c/0x1180 [ 457.798668][ T3472] get_tree_bdev+0x417/0x640 [ 457.803252][ T3472] ? erofs_release_device_info+0x90/0x90 [ 457.808875][ T3472] erofs_fc_get_tree+0x1c/0x20 [ 457.813625][ T3472] vfs_get_tree+0x88/0x290 [ 457.818026][ T3472] do_new_mount+0x289/0xad0 [ 457.822519][ T3472] ? do_move_mount_old+0x160/0x160 [ 457.827623][ T3472] ? security_capable+0xb2/0xd0 [ 457.832480][ T3472] ? ns_capable+0x8a/0xf0 [ 457.836814][ T3472] path_mount+0x60b/0x1050 [ 457.841232][ T3472] __se_sys_mount+0x2d2/0x3c0 [ 457.845897][ T3472] ? __x64_sys_mount+0xd0/0xd0 [ 457.850659][ T3472] ? vfs_mkdir+0x580/0x580 [ 457.855070][ T3472] __x64_sys_mount+0xbf/0xd0 [ 457.859755][ T3472] do_syscall_64+0x44/0xd0 [ 457.864180][ T3472] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 457.870077][ T3472] RIP: 0033:0x7f211b962c9a [ 457.874492][ T3472] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 457.894094][ T3472] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 457.902503][ T3472] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 457.910549][ T3472] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 457.918595][ T3472] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 457.926554][ T3472] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 457.934511][ T3472] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 457.942475][ T3472] [ 457.945487][ T3475] CPU: 0 PID: 3475 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 457.954119][ T3472] kobject: can not set name properly! [ 457.956336][ T3475] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 457.956349][ T3475] Call Trace: [ 457.956354][ T3475] [ 457.956360][ T3475] dump_stack_lvl+0x151/0x1b7 [ 457.956381][ T3475] ? bfq_pos_tree_add_move+0x43e/0x43e [ 457.956395][ T3475] ? get_tree_bdev+0x417/0x640 [ 457.956411][ T3475] ? vfs_get_tree+0x88/0x290 [ 457.956425][ T3475] ? do_new_mount+0x289/0xad0 [ 457.956442][ T3475] ? path_mount+0x60b/0x1050 [ 457.956458][ T3475] ? __x64_sys_mount+0xbf/0xd0 [ 458.011397][ T3475] ? do_syscall_64+0x44/0xd0 [ 458.016065][ T3475] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 458.022121][ T3475] dump_stack+0x15/0x17 [ 458.026261][ T3475] should_fail+0x3c0/0x510 [ 458.030666][ T3475] ? kvasprintf_const+0x139/0x180 [ 458.035672][ T3475] __should_failslab+0x9f/0xe0 [ 458.040419][ T3475] should_failslab+0x9/0x20 [ 458.044906][ T3475] __kmalloc_track_caller+0x6c/0x350 [ 458.050183][ T3475] kstrdup_const+0x55/0x90 [ 458.054583][ T3475] kvasprintf_const+0x139/0x180 [ 458.059510][ T3475] kobject_set_name_vargs+0x61/0x120 [ 458.064778][ T3475] kobject_init_and_add+0xdb/0x190 [ 458.069874][ T3475] ? __kasan_check_write+0x14/0x20 [ 458.074965][ T3475] ? kobject_add+0x210/0x210 [ 458.079536][ T3475] ? inode_init_always+0x760/0x9b0 [ 458.084633][ T3475] ? _raw_spin_unlock+0x4d/0x70 [ 458.089468][ T3475] ? _raw_spin_unlock+0x4d/0x70 [ 458.094299][ T3475] erofs_register_sysfs+0xd1/0x130 [ 458.099395][ T3475] erofs_fc_fill_super+0x95c/0x1180 [ 458.104578][ T3475] get_tree_bdev+0x417/0x640 [ 458.109148][ T3475] ? erofs_release_device_info+0x90/0x90 [ 458.114769][ T3475] erofs_fc_get_tree+0x1c/0x20 [ 458.119512][ T3475] vfs_get_tree+0x88/0x290 [ 458.123908][ T3475] do_new_mount+0x289/0xad0 [ 458.128446][ T3475] ? do_move_mount_old+0x160/0x160 [ 458.133540][ T3475] ? security_capable+0xb2/0xd0 [ 458.138372][ T3475] ? ns_capable+0x8a/0xf0 [ 458.142687][ T3475] path_mount+0x60b/0x1050 [ 458.147085][ T3475] __se_sys_mount+0x2d2/0x3c0 [ 458.151745][ T3475] ? __x64_sys_mount+0xd0/0xd0 [ 458.156609][ T3475] __x64_sys_mount+0xbf/0xd0 [ 458.161187][ T3475] do_syscall_64+0x44/0xd0 [ 458.165585][ T3475] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 458.171463][ T3475] RIP: 0033:0x7f211b962c9a [ 458.175870][ T3475] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 458.195469][ T3475] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 458.203870][ T3475] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 458.211825][ T3475] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 458.219780][ T3475] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 458.227734][ T3475] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 458.235689][ T3475] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 458.243646][ T3475] [ 458.246797][ T3474] CPU: 1 PID: 3474 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 458.257560][ T3474] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 458.267615][ T3474] Call Trace: [ 458.270889][ T3474] [ 458.273817][ T3474] dump_stack_lvl+0x151/0x1b7 [ 458.278504][ T3474] ? bfq_pos_tree_add_move+0x43e/0x43e [ 458.283969][ T3474] ? get_tree_bdev+0x417/0x640 [ 458.288729][ T3474] ? vfs_get_tree+0x88/0x290 [ 458.293308][ T3474] ? do_new_mount+0x289/0xad0 [ 458.297994][ T3474] ? path_mount+0x60b/0x1050 [ 458.302582][ T3474] ? __x64_sys_mount+0xbf/0xd0 [ 458.307332][ T3474] ? do_syscall_64+0x44/0xd0 [ 458.311918][ T3474] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 458.317971][ T3474] dump_stack+0x15/0x17 [ 458.322109][ T3474] should_fail+0x3c0/0x510 [ 458.326507][ T3474] ? kvasprintf_const+0x139/0x180 [ 458.331515][ T3474] __should_failslab+0x9f/0xe0 [ 458.336270][ T3474] should_failslab+0x9/0x20 [ 458.340753][ T3474] __kmalloc_track_caller+0x6c/0x350 [ 458.346031][ T3474] kstrdup_const+0x55/0x90 [ 458.350441][ T3474] kvasprintf_const+0x139/0x180 [ 458.355279][ T3474] kobject_set_name_vargs+0x61/0x120 [ 458.360549][ T3474] kobject_init_and_add+0xdb/0x190 [ 458.365640][ T3474] ? __kasan_check_write+0x14/0x20 [ 458.370731][ T3474] ? kobject_add+0x210/0x210 [ 458.375302][ T3474] ? inode_init_always+0x760/0x9b0 [ 458.380394][ T3474] ? _raw_spin_unlock+0x4d/0x70 [ 458.385228][ T3474] ? _raw_spin_unlock+0x4d/0x70 [ 458.390067][ T3474] erofs_register_sysfs+0xd1/0x130 [ 458.395160][ T3474] erofs_fc_fill_super+0x95c/0x1180 [ 458.400342][ T3474] get_tree_bdev+0x417/0x640 [ 458.405010][ T3474] ? erofs_release_device_info+0x90/0x90 [ 458.410655][ T3474] erofs_fc_get_tree+0x1c/0x20 [ 458.415401][ T3474] vfs_get_tree+0x88/0x290 [ 458.419801][ T3474] do_new_mount+0x289/0xad0 [ 458.424291][ T3474] ? do_move_mount_old+0x160/0x160 [ 458.429385][ T3474] ? security_capable+0xb2/0xd0 [ 458.434239][ T3474] ? ns_capable+0x8a/0xf0 [ 458.438549][ T3474] path_mount+0x60b/0x1050 [ 458.442954][ T3474] __se_sys_mount+0x2d2/0x3c0 [ 458.447616][ T3474] ? __x64_sys_mount+0xd0/0xd0 [ 458.452366][ T3474] __x64_sys_mount+0xbf/0xd0 [ 458.456937][ T3474] do_syscall_64+0x44/0xd0 [ 458.461442][ T3474] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 458.467319][ T3474] RIP: 0033:0x7f211b962c9a [ 458.471717][ T3474] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 458.491314][ T3474] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 458.499718][ T3474] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 458.507684][ T3474] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 458.515654][ T3474] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 458.523618][ T3474] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 458.531672][ T3474] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 458.539640][ T3474] [ 458.543506][ T3477] loop1: detected capacity change from 0 to 16 [ 458.549779][ T3474] kobject: can not set name properly! [ 458.550687][ T3475] kobject: can not set name properly! [ 458.561074][ T3477] FAULT_INJECTION: forcing a failure. write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 458.561074][ T3477] name failslab, interval 1, probability 0, space 0, times 0 [ 458.573893][ T3477] CPU: 1 PID: 3477 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 458.578912][ T3479] loop0: detected capacity change from 0 to 16 [ 458.584664][ T3477] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 458.584677][ T3477] Call Trace: [ 458.584682][ T3477] [ 458.584688][ T3477] dump_stack_lvl+0x151/0x1b7 [ 458.584709][ T3477] ? bfq_pos_tree_add_move+0x43e/0x43e [ 458.584725][ T3477] ? get_tree_bdev+0x417/0x640 [ 458.584740][ T3477] ? vfs_get_tree+0x88/0x290 [ 458.584755][ T3477] ? do_new_mount+0x289/0xad0 [ 458.584771][ T3477] ? path_mount+0x60b/0x1050 [ 458.591777][ T3479] FAULT_INJECTION: forcing a failure. [ 458.591777][ T3479] name failslab, interval 1, probability 0, space 0, times 0 [ 458.600953][ T3477] ? __x64_sys_mount+0xbf/0xd0 [ 458.600978][ T3477] ? do_syscall_64+0x44/0xd0 [ 458.600993][ T3477] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 458.601013][ T3477] dump_stack+0x15/0x17 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 458.668332][ T3477] should_fail+0x3c0/0x510 [ 458.672836][ T3477] ? kvasprintf_const+0x139/0x180 [ 458.677851][ T3477] __should_failslab+0x9f/0xe0 [ 458.682604][ T3477] should_failslab+0x9/0x20 [ 458.687189][ T3477] __kmalloc_track_caller+0x6c/0x350 [ 458.692465][ T3477] kstrdup_const+0x55/0x90 [ 458.696869][ T3477] kvasprintf_const+0x139/0x180 [ 458.701713][ T3477] kobject_set_name_vargs+0x61/0x120 [ 458.707009][ T3477] kobject_init_and_add+0xdb/0x190 [ 458.712135][ T3477] ? __kasan_check_write+0x14/0x20 [ 458.717409][ T3477] ? kobject_add+0x210/0x210 [ 458.722008][ T3477] ? inode_init_always+0x760/0x9b0 [ 458.727142][ T3477] ? _raw_spin_unlock+0x4d/0x70 [ 458.732013][ T3477] ? _raw_spin_unlock+0x4d/0x70 [ 458.736861][ T3477] erofs_register_sysfs+0xd1/0x130 [ 458.741962][ T3477] erofs_fc_fill_super+0x95c/0x1180 [ 458.747160][ T3477] get_tree_bdev+0x417/0x640 [ 458.751736][ T3477] ? erofs_release_device_info+0x90/0x90 [ 458.757354][ T3477] erofs_fc_get_tree+0x1c/0x20 [ 458.762103][ T3477] vfs_get_tree+0x88/0x290 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 458.766505][ T3477] do_new_mount+0x289/0xad0 [ 458.770997][ T3477] ? do_move_mount_old+0x160/0x160 [ 458.776096][ T3477] ? security_capable+0xb2/0xd0 [ 458.780933][ T3477] ? ns_capable+0x8a/0xf0 [ 458.785250][ T3477] path_mount+0x60b/0x1050 [ 458.789665][ T3477] __se_sys_mount+0x2d2/0x3c0 [ 458.794344][ T3477] ? __x64_sys_mount+0xd0/0xd0 [ 458.799099][ T3477] __x64_sys_mount+0xbf/0xd0 [ 458.803674][ T3477] do_syscall_64+0x44/0xd0 [ 458.808081][ T3477] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 458.813960][ T3477] RIP: 0033:0x7f211b962c9a [ 458.818370][ T3477] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 458.837968][ T3477] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 458.846371][ T3477] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 458.854332][ T3477] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 458.862290][ T3477] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 458.870337][ T3477] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 458.878293][ T3477] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 458.886254][ T3477] [ 458.889262][ T3479] CPU: 0 PID: 3479 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 458.891158][ T3477] kobject: can not set name properly! [ 458.900025][ T3479] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 458.900039][ T3479] Call Trace: [ 458.900044][ T3479] [ 458.900050][ T3479] dump_stack_lvl+0x151/0x1b7 [ 458.900074][ T3479] ? bfq_pos_tree_add_move+0x43e/0x43e [ 458.900088][ T3479] ? _raw_spin_lock+0xa3/0x1b0 [ 458.936449][ T3479] dump_stack+0x15/0x17 [ 458.940593][ T3479] should_fail+0x3c0/0x510 [ 458.944999][ T3479] __should_failslab+0x9f/0xe0 [ 458.949746][ T3479] should_failslab+0x9/0x20 [ 458.954234][ T3479] kmem_cache_alloc+0x4f/0x2f0 [ 458.959016][ T3479] ? erofs_alloc_inode+0x1b/0x50 [ 458.964025][ T3479] ? __kasan_check_write+0x14/0x20 [ 458.969121][ T3479] ? _erofs_info+0x190/0x190 [ 458.973695][ T3479] erofs_alloc_inode+0x1b/0x50 [ 458.978440][ T3479] ? _erofs_info+0x190/0x190 [ 458.983017][ T3479] new_inode_pseudo+0x64/0x220 [ 458.987763][ T3479] new_inode+0x28/0x1c0 [ 458.991908][ T3479] ? _raw_spin_unlock+0x4d/0x70 [ 458.996746][ T3479] ? erofs_shrinker_register+0xfb/0x110 [ 459.002276][ T3479] erofs_fc_fill_super+0x867/0x1180 [ 459.007476][ T3479] get_tree_bdev+0x417/0x640 [ 459.012060][ T3479] ? erofs_release_device_info+0x90/0x90 [ 459.017679][ T3479] erofs_fc_get_tree+0x1c/0x20 [ 459.022430][ T3479] vfs_get_tree+0x88/0x290 [ 459.026951][ T3479] do_new_mount+0x289/0xad0 [ 459.031440][ T3479] ? do_move_mount_old+0x160/0x160 [ 459.036623][ T3479] ? security_capable+0xb2/0xd0 [ 459.041454][ T3479] ? ns_capable+0x8a/0xf0 [ 459.045766][ T3479] path_mount+0x60b/0x1050 [ 459.050175][ T3479] __se_sys_mount+0x2d2/0x3c0 [ 459.054833][ T3479] ? __x64_sys_mount+0xd0/0xd0 [ 459.059584][ T3479] __x64_sys_mount+0xbf/0xd0 [ 459.064251][ T3479] do_syscall_64+0x44/0xd0 [ 459.068652][ T3479] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 459.074530][ T3479] RIP: 0033:0x7f211b962c9a [ 459.078936][ T3479] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 459.098610][ T3479] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 459.107038][ T3479] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 459.114991][ T3479] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 459.122942][ T3479] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 459.130906][ T3479] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 459.138861][ T3479] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 459.146817][ T3479] [ 459.154330][ T3482] loop4: detected capacity change from 0 to 16 [ 459.159150][ T3483] loop2: detected capacity change from 0 to 16 [ 459.167450][ T3483] FAULT_INJECTION: forcing a failure. [ 459.167450][ T3483] name failslab, interval 1, probability 0, space 0, times 0 [ 459.168059][ T3482] FAULT_INJECTION: forcing a failure. [ 459.168059][ T3482] name failslab, interval 1, probability 0, space 0, times 0 [ 459.186119][ T3483] CPU: 0 PID: 3483 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 459.203494][ T3483] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 459.213561][ T3483] Call Trace: [ 459.216842][ T3483] [ 459.219764][ T3483] dump_stack_lvl+0x151/0x1b7 [ 459.224525][ T3483] ? bfq_pos_tree_add_move+0x43e/0x43e [ 459.229972][ T3483] ? get_tree_bdev+0x417/0x640 [ 459.234719][ T3483] ? vfs_get_tree+0x88/0x290 [ 459.239295][ T3483] ? do_new_mount+0x289/0xad0 [ 459.243958][ T3483] ? path_mount+0x60b/0x1050 [ 459.248621][ T3483] ? __x64_sys_mount+0xbf/0xd0 [ 459.253373][ T3483] ? do_syscall_64+0x44/0xd0 [ 459.258053][ T3483] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 459.264215][ T3483] dump_stack+0x15/0x17 [ 459.268361][ T3483] should_fail+0x3c0/0x510 [ 459.272782][ T3483] ? kvasprintf_const+0x139/0x180 [ 459.277793][ T3483] __should_failslab+0x9f/0xe0 [ 459.282559][ T3483] should_failslab+0x9/0x20 [ 459.287048][ T3483] __kmalloc_track_caller+0x6c/0x350 [ 459.292350][ T3483] kstrdup_const+0x55/0x90 [ 459.296759][ T3483] kvasprintf_const+0x139/0x180 [ 459.301607][ T3483] kobject_set_name_vargs+0x61/0x120 [ 459.306886][ T3483] kobject_init_and_add+0xdb/0x190 [ 459.311990][ T3483] ? __kasan_check_write+0x14/0x20 [ 459.317091][ T3483] ? kobject_add+0x210/0x210 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 459.321666][ T3483] ? inode_init_always+0x760/0x9b0 [ 459.326763][ T3483] ? _raw_spin_unlock+0x4d/0x70 [ 459.331602][ T3483] ? _raw_spin_unlock+0x4d/0x70 [ 459.336442][ T3483] erofs_register_sysfs+0xd1/0x130 [ 459.341545][ T3483] erofs_fc_fill_super+0x95c/0x1180 [ 459.346733][ T3483] get_tree_bdev+0x417/0x640 [ 459.351308][ T3483] ? erofs_release_device_info+0x90/0x90 [ 459.356931][ T3483] erofs_fc_get_tree+0x1c/0x20 [ 459.361682][ T3483] vfs_get_tree+0x88/0x290 [ 459.366092][ T3483] do_new_mount+0x289/0xad0 [ 459.370598][ T3483] ? do_move_mount_old+0x160/0x160 [ 459.375703][ T3483] ? security_capable+0xb2/0xd0 [ 459.380545][ T3483] ? ns_capable+0x8a/0xf0 [ 459.384860][ T3483] path_mount+0x60b/0x1050 [ 459.389271][ T3483] __se_sys_mount+0x2d2/0x3c0 [ 459.393935][ T3483] ? __x64_sys_mount+0xd0/0xd0 [ 459.398687][ T3483] __x64_sys_mount+0xbf/0xd0 [ 459.403266][ T3483] do_syscall_64+0x44/0xd0 [ 459.407764][ T3483] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 459.413733][ T3483] RIP: 0033:0x7f211b962c9a [ 459.418145][ T3483] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 459.437754][ T3483] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 459.446166][ T3483] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 459.454129][ T3483] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 459.462093][ T3483] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 459.470067][ T3483] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 459.478029][ T3483] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 459.485992][ T3483] [ 459.489001][ T3482] CPU: 1 PID: 3482 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 459.496078][ T3485] loop5: detected capacity change from 0 to 16 [ 459.499859][ T3482] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 459.499871][ T3482] Call Trace: [ 459.499876][ T3482] [ 459.499882][ T3482] dump_stack_lvl+0x151/0x1b7 [ 459.506770][ T3485] FAULT_INJECTION: forcing a failure. [ 459.506770][ T3485] name failslab, interval 1, probability 0, space 0, times 0 [ 459.516168][ T3482] ? bfq_pos_tree_add_move+0x43e/0x43e [ 459.516198][ T3482] ? get_tree_bdev+0x417/0x640 [ 459.516213][ T3482] ? vfs_get_tree+0x88/0x290 [ 459.516226][ T3482] ? do_new_mount+0x289/0xad0 [ 459.529280][ T3483] kobject: can not set name properly! [ 459.539616][ T3482] ? path_mount+0x60b/0x1050 [ 459.539643][ T3482] ? __x64_sys_mount+0xbf/0xd0 [ 459.573674][ T3482] ? do_syscall_64+0x44/0xd0 [ 459.578257][ T3482] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 459.584315][ T3482] dump_stack+0x15/0x17 [ 459.588460][ T3482] should_fail+0x3c0/0x510 [ 459.592868][ T3482] ? kvasprintf_const+0x139/0x180 [ 459.597891][ T3482] __should_failslab+0x9f/0xe0 [ 459.602642][ T3482] should_failslab+0x9/0x20 [ 459.607133][ T3482] __kmalloc_track_caller+0x6c/0x350 [ 459.612409][ T3482] kstrdup_const+0x55/0x90 [ 459.616818][ T3482] kvasprintf_const+0x139/0x180 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 459.621660][ T3482] kobject_set_name_vargs+0x61/0x120 [ 459.626935][ T3482] kobject_init_and_add+0xdb/0x190 [ 459.632031][ T3482] ? __kasan_check_write+0x14/0x20 [ 459.637130][ T3482] ? kobject_add+0x210/0x210 [ 459.641708][ T3482] ? inode_init_always+0x760/0x9b0 [ 459.646822][ T3482] ? _raw_spin_unlock+0x4d/0x70 [ 459.651662][ T3482] ? _raw_spin_unlock+0x4d/0x70 [ 459.656501][ T3482] erofs_register_sysfs+0xd1/0x130 [ 459.661601][ T3482] erofs_fc_fill_super+0x95c/0x1180 [ 459.666784][ T3482] get_tree_bdev+0x417/0x640 [ 459.671361][ T3482] ? erofs_release_device_info+0x90/0x90 [ 459.676981][ T3482] erofs_fc_get_tree+0x1c/0x20 [ 459.681734][ T3482] vfs_get_tree+0x88/0x290 [ 459.686134][ T3482] do_new_mount+0x289/0xad0 [ 459.690623][ T3482] ? do_move_mount_old+0x160/0x160 [ 459.695723][ T3482] ? security_capable+0xb2/0xd0 [ 459.700559][ T3482] ? ns_capable+0x8a/0xf0 [ 459.704883][ T3482] path_mount+0x60b/0x1050 [ 459.709304][ T3482] __se_sys_mount+0x2d2/0x3c0 [ 459.713986][ T3482] ? __x64_sys_mount+0xd0/0xd0 [ 459.718753][ T3482] __x64_sys_mount+0xbf/0xd0 [ 459.723332][ T3482] do_syscall_64+0x44/0xd0 [ 459.727748][ T3482] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 459.733674][ T3482] RIP: 0033:0x7f211b962c9a [ 459.738084][ T3482] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 459.758024][ T3482] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 459.766425][ T3482] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 459.774384][ T3482] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 459.782391][ T3482] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 459.790433][ T3482] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 459.798387][ T3482] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 459.806520][ T3482] [ 459.809545][ T3485] CPU: 0 PID: 3485 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 459.814363][ T3482] kobject: can not set name properly! [ 459.820298][ T3485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 459.820310][ T3485] Call Trace: [ 459.820315][ T3485] [ 459.820321][ T3485] dump_stack_lvl+0x151/0x1b7 [ 459.820341][ T3485] ? bfq_pos_tree_add_move+0x43e/0x43e [ 459.820359][ T3485] dump_stack+0x15/0x17 [ 459.820373][ T3485] should_fail+0x3c0/0x510 [ 459.820392][ T3485] __should_failslab+0x9f/0xe0 [ 459.820409][ T3485] should_failslab+0x9/0x20 [ 459.871735][ T3485] kmem_cache_alloc+0x4f/0x2f0 [ 459.876504][ T3485] ? from_kuid_munged+0x7b0/0x7b0 [ 459.881690][ T3485] ? security_inode_alloc+0x29/0x140 [ 459.887053][ T3485] security_inode_alloc+0x29/0x140 [ 459.892142][ T3485] inode_init_always+0x749/0x9b0 [ 459.897058][ T3485] ? _erofs_info+0x190/0x190 [ 459.901627][ T3485] new_inode_pseudo+0x93/0x220 [ 459.906368][ T3485] new_inode+0x28/0x1c0 [ 459.910508][ T3485] ? _raw_spin_unlock+0x4d/0x70 [ 459.915341][ T3485] ? erofs_shrinker_register+0xfb/0x110 [ 459.920863][ T3485] erofs_fc_fill_super+0x867/0x1180 [ 459.926040][ T3485] get_tree_bdev+0x417/0x640 [ 459.930608][ T3485] ? erofs_release_device_info+0x90/0x90 [ 459.936219][ T3485] erofs_fc_get_tree+0x1c/0x20 [ 459.940971][ T3485] vfs_get_tree+0x88/0x290 [ 459.945396][ T3485] do_new_mount+0x289/0xad0 [ 459.949881][ T3485] ? do_move_mount_old+0x160/0x160 [ 459.955058][ T3485] ? security_capable+0xb2/0xd0 [ 459.959889][ T3485] ? ns_capable+0x8a/0xf0 [ 459.964209][ T3485] path_mount+0x60b/0x1050 [ 459.968784][ T3485] __se_sys_mount+0x2d2/0x3c0 [ 459.973448][ T3485] ? __x64_sys_mount+0xd0/0xd0 [ 459.978309][ T3485] __x64_sys_mount+0xbf/0xd0 [ 459.983052][ T3485] do_syscall_64+0x44/0xd0 [ 459.987625][ T3485] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 459.993521][ T3485] RIP: 0033:0x7f211b962c9a [ 459.997916][ T3485] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 460.017521][ T3485] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 460.025918][ T3485] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 460.033870][ T3485] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 460.041821][ T3485] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 460.049873][ T3485] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 460.057923][ T3485] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 460.065877][ T3485] [ 460.070512][ T3487] loop3: detected capacity change from 0 to 16 [ 460.079675][ T3487] FAULT_INJECTION: forcing a failure. [ 460.079675][ T3487] name failslab, interval 1, probability 0, space 0, times 0 [ 460.080003][ T3491] loop1: detected capacity change from 0 to 16 [ 460.099801][ T3491] FAULT_INJECTION: forcing a failure. [ 460.099801][ T3491] name failslab, interval 1, probability 0, space 0, times 0 [ 460.102536][ T3487] CPU: 0 PID: 3487 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 460.113259][ T3490] loop0: detected capacity change from 0 to 16 [ 460.123389][ T3487] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 460.123400][ T3487] Call Trace: [ 460.123405][ T3487] [ 460.123411][ T3487] dump_stack_lvl+0x151/0x1b7 [ 460.123433][ T3487] ? bfq_pos_tree_add_move+0x43e/0x43e [ 460.131202][ T3493] loop2: detected capacity change from 0 to 16 [ 460.139890][ T3487] ? get_tree_bdev+0x417/0x640 [ 460.139918][ T3487] ? vfs_get_tree+0x88/0x290 [ 460.139930][ T3487] ? do_new_mount+0x289/0xad0 [ 460.139948][ T3487] ? path_mount+0x60b/0x1050 [ 460.180963][ T3487] ? __x64_sys_mount+0xbf/0xd0 [ 460.185813][ T3487] ? do_syscall_64+0x44/0xd0 [ 460.190476][ T3487] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 460.196543][ T3487] dump_stack+0x15/0x17 [ 460.200684][ T3487] should_fail+0x3c0/0x510 [ 460.205264][ T3487] ? kvasprintf_const+0x139/0x180 [ 460.210274][ T3487] __should_failslab+0x9f/0xe0 [ 460.215025][ T3487] should_failslab+0x9/0x20 [ 460.219510][ T3487] __kmalloc_track_caller+0x6c/0x350 [ 460.224784][ T3493] FAULT_INJECTION: forcing a failure. [ 460.224784][ T3493] name failslab, interval 1, probability 0, space 0, times 0 [ 460.224783][ T3487] kstrdup_const+0x55/0x90 [ 460.224805][ T3487] kvasprintf_const+0x139/0x180 [ 460.237970][ T3490] FAULT_INJECTION: forcing a failure. [ 460.237970][ T3490] name failslab, interval 1, probability 0, space 0, times 0 [ 460.242025][ T3487] kobject_set_name_vargs+0x61/0x120 [ 460.242047][ T3487] kobject_init_and_add+0xdb/0x190 [ 460.242062][ T3487] ? __kasan_check_write+0x14/0x20 [ 460.274906][ T3487] ? kobject_add+0x210/0x210 [ 460.279588][ T3487] ? inode_init_always+0x760/0x9b0 [ 460.284730][ T3487] ? _raw_spin_unlock+0x4d/0x70 [ 460.289651][ T3487] ? _raw_spin_unlock+0x4d/0x70 [ 460.294480][ T3487] erofs_register_sysfs+0xd1/0x130 [ 460.299571][ T3487] erofs_fc_fill_super+0x95c/0x1180 [ 460.304841][ T3487] get_tree_bdev+0x417/0x640 [ 460.309408][ T3487] ? erofs_release_device_info+0x90/0x90 [ 460.315030][ T3487] erofs_fc_get_tree+0x1c/0x20 [ 460.319791][ T3487] vfs_get_tree+0x88/0x290 [ 460.324188][ T3487] do_new_mount+0x289/0xad0 [ 460.328776][ T3487] ? do_move_mount_old+0x160/0x160 [ 460.333877][ T3487] ? security_capable+0xb2/0xd0 [ 460.338708][ T3487] ? ns_capable+0x8a/0xf0 [ 460.343103][ T3487] path_mount+0x60b/0x1050 [ 460.347616][ T3487] __se_sys_mount+0x2d2/0x3c0 [ 460.352304][ T3487] ? __x64_sys_mount+0xd0/0xd0 [ 460.357155][ T3487] ? vfs_mkdir+0x580/0x580 [ 460.361563][ T3487] __x64_sys_mount+0xbf/0xd0 [ 460.366135][ T3487] do_syscall_64+0x44/0xd0 [ 460.370536][ T3487] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 460.376497][ T3487] RIP: 0033:0x7f211b962c9a [ 460.381068][ T3487] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 460.400741][ T3487] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 460.409142][ T3487] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 460.417114][ T3487] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 460.425082][ T3487] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 460.433233][ T3487] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 460.441401][ T3487] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 460.449362][ T3487] [ 460.452585][ T3487] kobject: can not set name properly! [ 460.454949][ T3491] CPU: 0 PID: 3491 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 460.468900][ T3491] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 460.478957][ T3491] Call Trace: [ 460.482236][ T3491] [ 460.485154][ T3491] dump_stack_lvl+0x151/0x1b7 [ 460.489838][ T3491] ? bfq_pos_tree_add_move+0x43e/0x43e [ 460.495296][ T3491] ? _raw_spin_lock+0xa3/0x1b0 [ 460.500069][ T3491] dump_stack+0x15/0x17 [ 460.504217][ T3491] should_fail+0x3c0/0x510 [ 460.508637][ T3491] __should_failslab+0x9f/0xe0 [ 460.513649][ T3491] should_failslab+0x9/0x20 [ 460.518321][ T3491] kmem_cache_alloc+0x4f/0x2f0 [ 460.523082][ T3491] ? erofs_alloc_inode+0x1b/0x50 [ 460.528012][ T3491] ? __kasan_check_write+0x14/0x20 [ 460.533109][ T3491] ? _erofs_info+0x190/0x190 [ 460.538042][ T3491] erofs_alloc_inode+0x1b/0x50 [ 460.542809][ T3491] ? _erofs_info+0x190/0x190 [ 460.547387][ T3491] new_inode_pseudo+0x64/0x220 [ 460.552138][ T3491] new_inode+0x28/0x1c0 [ 460.556280][ T3491] ? _raw_spin_unlock+0x4d/0x70 [ 460.561133][ T3491] ? erofs_shrinker_register+0xfb/0x110 [ 460.566684][ T3491] erofs_fc_fill_super+0x867/0x1180 [ 460.571885][ T3491] get_tree_bdev+0x417/0x640 [ 460.576461][ T3491] ? erofs_release_device_info+0x90/0x90 [ 460.582078][ T3491] erofs_fc_get_tree+0x1c/0x20 [ 460.586835][ T3491] vfs_get_tree+0x88/0x290 [ 460.591237][ T3491] do_new_mount+0x289/0xad0 [ 460.595816][ T3491] ? do_move_mount_old+0x160/0x160 [ 460.600917][ T3491] ? security_capable+0xb2/0xd0 [ 460.605756][ T3491] ? ns_capable+0x8a/0xf0 [ 460.610069][ T3491] path_mount+0x60b/0x1050 [ 460.614474][ T3491] __se_sys_mount+0x2d2/0x3c0 [ 460.619136][ T3491] ? __x64_sys_mount+0xd0/0xd0 [ 460.623903][ T3491] ? vfs_mkdir+0x580/0x580 [ 460.628347][ T3491] __x64_sys_mount+0xbf/0xd0 [ 460.632953][ T3491] do_syscall_64+0x44/0xd0 [ 460.637367][ T3491] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 460.643249][ T3491] RIP: 0033:0x7f211b962c9a [ 460.647662][ T3491] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 460.667259][ T3491] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 460.675672][ T3491] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 460.683633][ T3491] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 460.691589][ T3491] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 460.699548][ T3491] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 460.707599][ T3491] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 460.715606][ T3491] [ 460.718630][ T3490] CPU: 1 PID: 3490 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 460.730347][ T3490] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 460.740422][ T3490] Call Trace: [ 460.743687][ T3490] [ 460.746598][ T3490] dump_stack_lvl+0x151/0x1b7 [ 460.751260][ T3490] ? bfq_pos_tree_add_move+0x43e/0x43e [ 460.756814][ T3490] dump_stack+0x15/0x17 [ 460.761301][ T3490] should_fail+0x3c0/0x510 [ 460.765701][ T3490] __should_failslab+0x9f/0xe0 [ 460.770443][ T3490] should_failslab+0x9/0x20 [ 460.774929][ T3490] kmem_cache_alloc+0x4f/0x2f0 [ 460.779672][ T3490] ? from_kuid_munged+0x7b0/0x7b0 [ 460.784850][ T3490] ? security_inode_alloc+0x29/0x140 [ 460.790116][ T3490] security_inode_alloc+0x29/0x140 [ 460.795346][ T3490] inode_init_always+0x749/0x9b0 [ 460.800369][ T3490] ? _erofs_info+0x190/0x190 [ 460.804939][ T3490] new_inode_pseudo+0x93/0x220 [ 460.809692][ T3490] new_inode+0x28/0x1c0 [ 460.813827][ T3490] ? _raw_spin_unlock+0x4d/0x70 [ 460.818659][ T3490] ? erofs_shrinker_register+0xfb/0x110 [ 460.824716][ T3490] erofs_fc_fill_super+0x867/0x1180 [ 460.830038][ T3490] get_tree_bdev+0x417/0x640 [ 460.834641][ T3490] ? erofs_release_device_info+0x90/0x90 [ 460.840259][ T3490] erofs_fc_get_tree+0x1c/0x20 [ 460.845004][ T3490] vfs_get_tree+0x88/0x290 [ 460.849420][ T3490] do_new_mount+0x289/0xad0 [ 460.853945][ T3490] ? do_move_mount_old+0x160/0x160 [ 460.859059][ T3490] ? security_capable+0xb2/0xd0 [ 460.863897][ T3490] ? ns_capable+0x8a/0xf0 [ 460.868230][ T3490] path_mount+0x60b/0x1050 [ 460.872717][ T3490] __se_sys_mount+0x2d2/0x3c0 [ 460.877375][ T3490] ? __x64_sys_mount+0xd0/0xd0 [ 460.882120][ T3490] __x64_sys_mount+0xbf/0xd0 [ 460.886690][ T3490] do_syscall_64+0x44/0xd0 [ 460.891088][ T3490] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 460.896971][ T3490] RIP: 0033:0x7f211b962c9a [ 460.901367][ T3490] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 460.921138][ T3490] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 460.929547][ T3490] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 460.937507][ T3490] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 460.945458][ T3490] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 460.953408][ T3490] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 460.961359][ T3490] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 460.969313][ T3490] [ 460.972716][ T3493] CPU: 0 PID: 3493 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 460.983483][ T3493] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 460.993526][ T3493] Call Trace: [ 460.996792][ T3493] [ 460.999706][ T3493] dump_stack_lvl+0x151/0x1b7 [ 461.004380][ T3493] ? bfq_pos_tree_add_move+0x43e/0x43e [ 461.009824][ T3493] ? _raw_spin_lock+0xa3/0x1b0 [ 461.014575][ T3493] dump_stack+0x15/0x17 [ 461.018712][ T3493] should_fail+0x3c0/0x510 [ 461.023119][ T3493] __should_failslab+0x9f/0xe0 [ 461.027968][ T3493] should_failslab+0x9/0x20 [ 461.032471][ T3493] kmem_cache_alloc+0x4f/0x2f0 [ 461.037233][ T3493] ? erofs_alloc_inode+0x1b/0x50 [ 461.042166][ T3493] ? __kasan_check_write+0x14/0x20 [ 461.047366][ T3493] ? _erofs_info+0x190/0x190 [ 461.051941][ T3493] erofs_alloc_inode+0x1b/0x50 [ 461.056778][ T3493] ? _erofs_info+0x190/0x190 [ 461.061347][ T3493] new_inode_pseudo+0x64/0x220 [ 461.066114][ T3493] new_inode+0x28/0x1c0 [ 461.070441][ T3493] ? _raw_spin_unlock+0x4d/0x70 [ 461.075363][ T3493] ? erofs_shrinker_register+0xfb/0x110 [ 461.080895][ T3493] erofs_fc_fill_super+0x867/0x1180 [ 461.086090][ T3493] get_tree_bdev+0x417/0x640 [ 461.090767][ T3493] ? erofs_release_device_info+0x90/0x90 [ 461.096387][ T3493] erofs_fc_get_tree+0x1c/0x20 [ 461.101220][ T3493] vfs_get_tree+0x88/0x290 [ 461.105713][ T3493] do_new_mount+0x289/0xad0 [ 461.110306][ T3493] ? do_move_mount_old+0x160/0x160 [ 461.115985][ T3493] ? security_capable+0xb2/0xd0 [ 461.120853][ T3493] ? ns_capable+0x8a/0xf0 [ 461.125182][ T3493] path_mount+0x60b/0x1050 [ 461.129610][ T3493] __se_sys_mount+0x2d2/0x3c0 [ 461.134286][ T3493] ? __x64_sys_mount+0xd0/0xd0 [ 461.139055][ T3493] __x64_sys_mount+0xbf/0xd0 [ 461.143656][ T3493] do_syscall_64+0x44/0xd0 [ 461.148055][ T3493] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 461.153935][ T3493] RIP: 0033:0x7f211b962c9a [ 461.158330][ T3493] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 461.177919][ T3493] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 461.186310][ T3493] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 461.194349][ T3493] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 461.202300][ T3493] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 461.210337][ T3493] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 461.218288][ T3493] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 461.226245][ T3493] [ 461.232710][ T3495] loop5: detected capacity change from 0 to 16 [ 461.239506][ T3495] FAULT_INJECTION: forcing a failure. [ 461.239506][ T3495] name failslab, interval 1, probability 0, space 0, times 0 [ 461.252186][ T3495] CPU: 1 PID: 3495 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 461.258582][ T3497] loop4: detected capacity change from 0 to 16 [ 461.262946][ T3495] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 461.262958][ T3495] Call Trace: [ 461.262963][ T3495] [ 461.262969][ T3495] dump_stack_lvl+0x151/0x1b7 [ 461.269985][ T3497] FAULT_INJECTION: forcing a failure. [ 461.269985][ T3497] name failslab, interval 1, probability 0, space 0, times 0 [ 461.279149][ T3495] ? bfq_pos_tree_add_move+0x43e/0x43e [ 461.279174][ T3495] ? get_tree_bdev+0x417/0x640 [ 461.279188][ T3495] ? vfs_get_tree+0x88/0x290 [ 461.279201][ T3495] ? do_new_mount+0x289/0xad0 [ 461.322215][ T3495] ? path_mount+0x60b/0x1050 [ 461.326799][ T3495] ? __x64_sys_mount+0xbf/0xd0 [ 461.331548][ T3495] ? do_syscall_64+0x44/0xd0 [ 461.336125][ T3495] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 461.342183][ T3495] dump_stack+0x15/0x17 [ 461.346325][ T3495] should_fail+0x3c0/0x510 [ 461.350730][ T3495] ? kvasprintf_const+0x139/0x180 [ 461.355740][ T3495] __should_failslab+0x9f/0xe0 [ 461.360492][ T3495] should_failslab+0x9/0x20 [ 461.364989][ T3495] __kmalloc_track_caller+0x6c/0x350 [ 461.370260][ T3495] kstrdup_const+0x55/0x90 [ 461.374665][ T3495] kvasprintf_const+0x139/0x180 [ 461.379507][ T3495] kobject_set_name_vargs+0x61/0x120 [ 461.384781][ T3495] kobject_init_and_add+0xdb/0x190 [ 461.389877][ T3495] ? __kasan_check_write+0x14/0x20 [ 461.394974][ T3495] ? kobject_add+0x210/0x210 [ 461.399549][ T3495] ? inode_init_always+0x760/0x9b0 [ 461.404645][ T3495] ? _raw_spin_unlock+0x4d/0x70 [ 461.409482][ T3495] ? _raw_spin_unlock+0x4d/0x70 [ 461.414335][ T3495] erofs_register_sysfs+0xd1/0x130 [ 461.419459][ T3495] erofs_fc_fill_super+0x95c/0x1180 [ 461.424648][ T3495] get_tree_bdev+0x417/0x640 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 461.429311][ T3495] ? erofs_release_device_info+0x90/0x90 [ 461.434932][ T3495] erofs_fc_get_tree+0x1c/0x20 [ 461.439688][ T3495] vfs_get_tree+0x88/0x290 [ 461.444096][ T3495] do_new_mount+0x289/0xad0 [ 461.448600][ T3495] ? do_move_mount_old+0x160/0x160 [ 461.453709][ T3495] ? security_capable+0xb2/0xd0 [ 461.458546][ T3495] ? ns_capable+0x8a/0xf0 [ 461.462864][ T3495] path_mount+0x60b/0x1050 [ 461.467272][ T3495] __se_sys_mount+0x2d2/0x3c0 [ 461.471942][ T3495] ? __x64_sys_mount+0xd0/0xd0 [ 461.476705][ T3495] __x64_sys_mount+0xbf/0xd0 [ 461.481288][ T3495] do_syscall_64+0x44/0xd0 [ 461.485692][ T3495] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 461.491579][ T3495] RIP: 0033:0x7f211b962c9a [ 461.495984][ T3495] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 461.515580][ T3495] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 461.524070][ T3495] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 461.532288][ T3495] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 461.540253][ T3495] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 461.548221][ T3495] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 461.556196][ T3495] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 461.564161][ T3495] [ 461.567170][ T3497] CPU: 0 PID: 3497 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 461.578201][ T3497] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 461.588373][ T3497] Call Trace: [ 461.591659][ T3497] [ 461.594586][ T3497] dump_stack_lvl+0x151/0x1b7 [ 461.599264][ T3497] ? bfq_pos_tree_add_move+0x43e/0x43e [ 461.604716][ T3497] ? get_tree_bdev+0x417/0x640 [ 461.609480][ T3497] ? vfs_get_tree+0x88/0x290 [ 461.614051][ T3497] ? do_new_mount+0x289/0xad0 [ 461.618713][ T3497] ? path_mount+0x60b/0x1050 [ 461.623285][ T3497] ? __x64_sys_mount+0xbf/0xd0 [ 461.628034][ T3497] ? do_syscall_64+0x44/0xd0 [ 461.632655][ T3497] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 461.638708][ T3497] dump_stack+0x15/0x17 [ 461.642846][ T3497] should_fail+0x3c0/0x510 [ 461.647246][ T3497] ? kvasprintf_const+0x139/0x180 [ 461.652252][ T3497] __should_failslab+0x9f/0xe0 [ 461.657085][ T3497] should_failslab+0x9/0x20 [ 461.661568][ T3497] __kmalloc_track_caller+0x6c/0x350 [ 461.666842][ T3497] kstrdup_const+0x55/0x90 [ 461.671248][ T3497] kvasprintf_const+0x139/0x180 [ 461.676089][ T3497] kobject_set_name_vargs+0x61/0x120 [ 461.681361][ T3497] kobject_init_and_add+0xdb/0x190 [ 461.686451][ T3497] ? __kasan_check_write+0x14/0x20 [ 461.691552][ T3497] ? kobject_add+0x210/0x210 [ 461.696134][ T3497] ? inode_init_always+0x760/0x9b0 [ 461.701276][ T3497] ? _raw_spin_unlock+0x4d/0x70 [ 461.706144][ T3497] ? _raw_spin_unlock+0x4d/0x70 [ 461.710997][ T3497] erofs_register_sysfs+0xd1/0x130 [ 461.716103][ T3497] erofs_fc_fill_super+0x95c/0x1180 [ 461.721286][ T3497] get_tree_bdev+0x417/0x640 [ 461.725861][ T3497] ? erofs_release_device_info+0x90/0x90 [ 461.731488][ T3497] erofs_fc_get_tree+0x1c/0x20 [ 461.736260][ T3497] vfs_get_tree+0x88/0x290 [ 461.740669][ T3497] do_new_mount+0x289/0xad0 [ 461.745159][ T3497] ? do_move_mount_old+0x160/0x160 [ 461.750252][ T3497] ? security_capable+0xb2/0xd0 [ 461.755096][ T3497] ? ns_capable+0x8a/0xf0 [ 461.759426][ T3497] path_mount+0x60b/0x1050 [ 461.763837][ T3497] __se_sys_mount+0x2d2/0x3c0 [ 461.768534][ T3497] ? __x64_sys_mount+0xd0/0xd0 [ 461.773282][ T3497] __x64_sys_mount+0xbf/0xd0 [ 461.777867][ T3497] do_syscall_64+0x44/0xd0 [ 461.782264][ T3497] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 461.788141][ T3497] RIP: 0033:0x7f211b962c9a [ 461.792538][ T3497] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 461.812137][ T3497] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 461.820542][ T3497] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 461.828510][ T3497] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 461.836476][ T3497] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 461.844433][ T3497] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 461.852386][ T3497] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 461.860371][ T3497] [ 461.863532][ T3497] kobject: can not set name properly! [ 461.872381][ T3495] kobject: can not set name properly! [ 461.879662][ T3499] loop2: detected capacity change from 0 to 16 [ 461.888310][ T3501] loop3: detected capacity change from 0 to 16 [ 461.890722][ T3499] FAULT_INJECTION: forcing a failure. [ 461.890722][ T3499] name failslab, interval 1, probability 0, space 0, times 0 [ 461.896639][ T3503] loop1: detected capacity change from 0 to 16 [ 461.907483][ T3501] FAULT_INJECTION: forcing a failure. [ 461.907483][ T3501] name failslab, interval 1, probability 0, space 0, times 0 [ 461.916401][ T3499] CPU: 1 PID: 3499 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 461.927729][ T3505] loop0: detected capacity change from 0 to 16 [ 461.936652][ T3499] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 461.936664][ T3499] Call Trace: [ 461.936668][ T3499] [ 461.936673][ T3499] dump_stack_lvl+0x151/0x1b7 [ 461.963664][ T3499] ? bfq_pos_tree_add_move+0x43e/0x43e [ 461.964788][ T3505] FAULT_INJECTION: forcing a failure. [ 461.964788][ T3505] name failslab, interval 1, probability 0, space 0, times 0 [ 461.969126][ T3499] ? get_tree_bdev+0x417/0x640 [ 461.986422][ T3499] ? vfs_get_tree+0x88/0x290 [ 461.991145][ T3499] ? do_new_mount+0x289/0xad0 [ 461.995827][ T3499] ? path_mount+0x60b/0x1050 [ 462.000588][ T3499] ? __x64_sys_mount+0xbf/0xd0 [ 462.005346][ T3499] ? do_syscall_64+0x44/0xd0 [ 462.009928][ T3499] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 462.016047][ T3499] dump_stack+0x15/0x17 [ 462.020186][ T3499] should_fail+0x3c0/0x510 [ 462.024591][ T3499] ? kvasprintf_const+0x139/0x180 [ 462.029606][ T3499] __should_failslab+0x9f/0xe0 [ 462.034476][ T3499] should_failslab+0x9/0x20 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 462.038964][ T3499] __kmalloc_track_caller+0x6c/0x350 [ 462.044238][ T3499] kstrdup_const+0x55/0x90 [ 462.048654][ T3499] kvasprintf_const+0x139/0x180 [ 462.053511][ T3499] kobject_set_name_vargs+0x61/0x120 [ 462.058790][ T3499] kobject_init_and_add+0xdb/0x190 [ 462.063897][ T3499] ? __kasan_check_write+0x14/0x20 [ 462.069004][ T3499] ? kobject_add+0x210/0x210 [ 462.073604][ T3499] ? inode_init_always+0x760/0x9b0 [ 462.078716][ T3499] ? _raw_spin_unlock+0x4d/0x70 [ 462.083558][ T3499] ? _raw_spin_unlock+0x4d/0x70 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 462.088405][ T3499] erofs_register_sysfs+0xd1/0x130 [ 462.093523][ T3499] erofs_fc_fill_super+0x95c/0x1180 [ 462.098727][ T3499] get_tree_bdev+0x417/0x640 [ 462.103324][ T3499] ? erofs_release_device_info+0x90/0x90 [ 462.108966][ T3499] erofs_fc_get_tree+0x1c/0x20 [ 462.113720][ T3499] vfs_get_tree+0x88/0x290 [ 462.118125][ T3499] do_new_mount+0x289/0xad0 [ 462.122634][ T3499] ? do_move_mount_old+0x160/0x160 [ 462.127752][ T3499] ? security_capable+0xb2/0xd0 [ 462.132633][ T3499] ? ns_capable+0x8a/0xf0 [ 462.136956][ T3499] path_mount+0x60b/0x1050 [ 462.141379][ T3499] __se_sys_mount+0x2d2/0x3c0 [ 462.146046][ T3499] ? __x64_sys_mount+0xd0/0xd0 [ 462.150803][ T3499] __x64_sys_mount+0xbf/0xd0 [ 462.155386][ T3499] do_syscall_64+0x44/0xd0 [ 462.159791][ T3499] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 462.165850][ T3499] RIP: 0033:0x7f211b962c9a [ 462.170254][ T3499] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 462.189845][ T3499] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 462.198247][ T3499] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 462.206203][ T3499] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 462.214158][ T3499] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 462.222113][ T3499] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 462.230068][ T3499] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 462.238030][ T3499] [ 462.241040][ T3505] CPU: 0 PID: 3505 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 462.241199][ T3503] FAULT_INJECTION: forcing a failure. [ 462.241199][ T3503] name failslab, interval 1, probability 0, space 0, times 0 [ 462.251795][ T3505] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 462.251806][ T3505] Call Trace: [ 462.251811][ T3505] [ 462.251816][ T3505] dump_stack_lvl+0x151/0x1b7 [ 462.285329][ T3505] ? bfq_pos_tree_add_move+0x43e/0x43e [ 462.290784][ T3505] ? get_tree_bdev+0x417/0x640 [ 462.295537][ T3505] ? vfs_get_tree+0x88/0x290 [ 462.300128][ T3505] ? do_new_mount+0x289/0xad0 [ 462.304828][ T3505] ? path_mount+0x60b/0x1050 [ 462.309424][ T3505] ? __x64_sys_mount+0xbf/0xd0 [ 462.314179][ T3505] ? do_syscall_64+0x44/0xd0 [ 462.318759][ T3505] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 462.324908][ T3505] dump_stack+0x15/0x17 [ 462.329051][ T3505] should_fail+0x3c0/0x510 [ 462.333456][ T3505] ? kvasprintf_const+0x139/0x180 [ 462.338472][ T3505] __should_failslab+0x9f/0xe0 [ 462.343228][ T3505] should_failslab+0x9/0x20 [ 462.347718][ T3505] __kmalloc_track_caller+0x6c/0x350 [ 462.353003][ T3505] kstrdup_const+0x55/0x90 [ 462.357438][ T3505] kvasprintf_const+0x139/0x180 [ 462.362310][ T3505] kobject_set_name_vargs+0x61/0x120 [ 462.367609][ T3505] kobject_init_and_add+0xdb/0x190 [ 462.372719][ T3505] ? __kasan_check_write+0x14/0x20 [ 462.377823][ T3505] ? kobject_add+0x210/0x210 [ 462.382406][ T3505] ? inode_init_always+0x760/0x9b0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 462.387509][ T3505] ? _raw_spin_unlock+0x4d/0x70 [ 462.392436][ T3505] ? _raw_spin_unlock+0x4d/0x70 [ 462.397274][ T3505] erofs_register_sysfs+0xd1/0x130 [ 462.402378][ T3505] erofs_fc_fill_super+0x95c/0x1180 [ 462.407564][ T3505] get_tree_bdev+0x417/0x640 [ 462.412140][ T3505] ? erofs_release_device_info+0x90/0x90 [ 462.417761][ T3505] erofs_fc_get_tree+0x1c/0x20 [ 462.422516][ T3505] vfs_get_tree+0x88/0x290 [ 462.426923][ T3505] do_new_mount+0x289/0xad0 [ 462.431414][ T3505] ? do_move_mount_old+0x160/0x160 [ 462.436515][ T3505] ? security_capable+0xb2/0xd0 [ 462.441360][ T3505] ? ns_capable+0x8a/0xf0 [ 462.445680][ T3505] path_mount+0x60b/0x1050 [ 462.450084][ T3505] __se_sys_mount+0x2d2/0x3c0 [ 462.454758][ T3505] ? __x64_sys_mount+0xd0/0xd0 [ 462.459527][ T3505] __x64_sys_mount+0xbf/0xd0 [ 462.464107][ T3505] do_syscall_64+0x44/0xd0 [ 462.468511][ T3505] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 462.474396][ T3505] RIP: 0033:0x7f211b962c9a [ 462.478805][ T3505] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 462.498399][ T3505] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 462.506801][ T3505] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 462.514759][ T3505] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 462.522718][ T3505] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 462.530676][ T3505] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 462.538632][ T3505] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 462.546606][ T3505] [ 462.549612][ T3503] CPU: 1 PID: 3503 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 462.560371][ T3503] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 462.570417][ T3503] Call Trace: [ 462.573691][ T3503] [ 462.576712][ T3503] dump_stack_lvl+0x151/0x1b7 [ 462.581499][ T3503] ? bfq_pos_tree_add_move+0x43e/0x43e [ 462.586948][ T3503] dump_stack+0x15/0x17 [ 462.591084][ T3503] should_fail+0x3c0/0x510 [ 462.595485][ T3503] __should_failslab+0x9f/0xe0 [ 462.600232][ T3503] should_failslab+0x9/0x20 [ 462.604718][ T3503] kmem_cache_alloc+0x4f/0x2f0 [ 462.609549][ T3503] ? from_kuid_munged+0x7b0/0x7b0 [ 462.614555][ T3503] ? security_inode_alloc+0x29/0x140 [ 462.619825][ T3503] security_inode_alloc+0x29/0x140 [ 462.624915][ T3503] inode_init_always+0x749/0x9b0 [ 462.629832][ T3503] ? _erofs_info+0x190/0x190 [ 462.634405][ T3503] new_inode_pseudo+0x93/0x220 [ 462.639147][ T3503] new_inode+0x28/0x1c0 [ 462.643282][ T3503] ? _raw_spin_unlock+0x4d/0x70 [ 462.648131][ T3503] ? erofs_shrinker_register+0xfb/0x110 [ 462.653688][ T3503] erofs_fc_fill_super+0x867/0x1180 [ 462.658890][ T3503] get_tree_bdev+0x417/0x640 [ 462.663474][ T3503] ? erofs_release_device_info+0x90/0x90 [ 462.669092][ T3503] erofs_fc_get_tree+0x1c/0x20 [ 462.673841][ T3503] vfs_get_tree+0x88/0x290 [ 462.678236][ T3503] do_new_mount+0x289/0xad0 [ 462.682726][ T3503] ? do_move_mount_old+0x160/0x160 [ 462.687817][ T3503] ? security_capable+0xb2/0xd0 [ 462.692647][ T3503] ? ns_capable+0x8a/0xf0 [ 462.696958][ T3503] path_mount+0x60b/0x1050 [ 462.701357][ T3503] __se_sys_mount+0x2d2/0x3c0 [ 462.706018][ T3503] ? __x64_sys_mount+0xd0/0xd0 [ 462.710765][ T3503] ? vfs_mkdir+0x580/0x580 [ 462.715165][ T3503] __x64_sys_mount+0xbf/0xd0 [ 462.719831][ T3503] do_syscall_64+0x44/0xd0 [ 462.724258][ T3503] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 462.730163][ T3503] RIP: 0033:0x7f211b962c9a [ 462.734571][ T3503] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 462.754162][ T3503] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 462.762560][ T3503] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 462.770513][ T3503] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 462.778557][ T3503] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 462.786512][ T3503] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 462.794467][ T3503] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 462.802424][ T3503] [ 462.805455][ T3501] CPU: 0 PID: 3501 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 462.805992][ T3499] kobject: can not set name properly! [ 462.816212][ T3501] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 462.816224][ T3501] Call Trace: [ 462.816230][ T3501] [ 462.816235][ T3501] dump_stack_lvl+0x151/0x1b7 [ 462.816254][ T3501] ? bfq_pos_tree_add_move+0x43e/0x43e [ 462.816275][ T3501] ? get_tree_bdev+0x417/0x640 [ 462.816290][ T3501] ? vfs_get_tree+0x88/0x290 [ 462.816305][ T3501] ? do_new_mount+0x289/0xad0 [ 462.816321][ T3501] ? path_mount+0x60b/0x1050 [ 462.866705][ T3501] ? __x64_sys_mount+0xbf/0xd0 [ 462.871461][ T3501] ? do_syscall_64+0x44/0xd0 [ 462.876033][ T3501] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 462.882084][ T3501] dump_stack+0x15/0x17 [ 462.886219][ T3501] should_fail+0x3c0/0x510 [ 462.890624][ T3501] ? kvasprintf_const+0x139/0x180 [ 462.895718][ T3501] __should_failslab+0x9f/0xe0 [ 462.900900][ T3501] should_failslab+0x9/0x20 [ 462.905387][ T3501] __kmalloc_track_caller+0x6c/0x350 [ 462.910657][ T3501] kstrdup_const+0x55/0x90 [ 462.915058][ T3501] kvasprintf_const+0x139/0x180 [ 462.919889][ T3501] kobject_set_name_vargs+0x61/0x120 [ 462.925158][ T3501] kobject_init_and_add+0xdb/0x190 [ 462.930249][ T3501] ? __kasan_check_write+0x14/0x20 [ 462.935352][ T3501] ? kobject_add+0x210/0x210 [ 462.939922][ T3501] ? inode_init_always+0x760/0x9b0 [ 462.945014][ T3501] ? _raw_spin_unlock+0x4d/0x70 [ 462.949849][ T3501] ? _raw_spin_unlock+0x4d/0x70 [ 462.954684][ T3501] erofs_register_sysfs+0xd1/0x130 [ 462.959778][ T3501] erofs_fc_fill_super+0x95c/0x1180 [ 462.964957][ T3501] get_tree_bdev+0x417/0x640 [ 462.969528][ T3501] ? erofs_release_device_info+0x90/0x90 [ 462.975141][ T3501] erofs_fc_get_tree+0x1c/0x20 [ 462.979884][ T3501] vfs_get_tree+0x88/0x290 [ 462.984285][ T3501] do_new_mount+0x289/0xad0 [ 462.988772][ T3501] ? do_move_mount_old+0x160/0x160 [ 462.993863][ T3501] ? security_capable+0xb2/0xd0 [ 462.998693][ T3501] ? ns_capable+0x8a/0xf0 [ 463.003004][ T3501] path_mount+0x60b/0x1050 [ 463.007599][ T3501] __se_sys_mount+0x2d2/0x3c0 [ 463.012264][ T3501] ? __x64_sys_mount+0xd0/0xd0 [ 463.017008][ T3501] ? vfs_mkdir+0x580/0x580 [ 463.021407][ T3501] __x64_sys_mount+0xbf/0xd0 [ 463.025978][ T3501] do_syscall_64+0x44/0xd0 [ 463.030376][ T3501] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 463.036259][ T3501] RIP: 0033:0x7f211b962c9a [ 463.040656][ T3501] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 463.060241][ T3501] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 463.068640][ T3501] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 463.076592][ T3501] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 463.084546][ T3501] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 463.092504][ T3501] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 463.100456][ T3501] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 463.108409][ T3501] [ 463.111582][ T3505] kobject: can not set name properly! [ 463.117343][ T3501] kobject: can not set name properly! [ 463.118303][ T3507] loop4: detected capacity change from 0 to 16 [ 463.130576][ T3507] FAULT_INJECTION: forcing a failure. [ 463.130576][ T3507] name failslab, interval 1, probability 0, space 0, times 0 [ 463.143261][ T3507] CPU: 0 PID: 3507 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 463.154031][ T3507] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 463.164076][ T3507] Call Trace: [ 463.167340][ T3507] [ 463.170259][ T3507] dump_stack_lvl+0x151/0x1b7 [ 463.174918][ T3507] ? bfq_pos_tree_add_move+0x43e/0x43e [ 463.180374][ T3507] ? get_tree_bdev+0x417/0x640 [ 463.185135][ T3507] ? vfs_get_tree+0x88/0x290 [ 463.189708][ T3507] ? do_new_mount+0x289/0xad0 [ 463.194367][ T3507] ? path_mount+0x60b/0x1050 [ 463.198941][ T3507] ? __x64_sys_mount+0xbf/0xd0 [ 463.203693][ T3507] ? do_syscall_64+0x44/0xd0 [ 463.208258][ T3507] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 463.214301][ T3507] dump_stack+0x15/0x17 [ 463.218438][ T3507] should_fail+0x3c0/0x510 [ 463.222842][ T3507] ? kvasprintf_const+0x139/0x180 [ 463.227850][ T3507] __should_failslab+0x9f/0xe0 [ 463.232595][ T3507] should_failslab+0x9/0x20 [ 463.237100][ T3507] __kmalloc_track_caller+0x6c/0x350 [ 463.242364][ T3507] kstrdup_const+0x55/0x90 [ 463.246757][ T3507] kvasprintf_const+0x139/0x180 [ 463.251589][ T3507] kobject_set_name_vargs+0x61/0x120 [ 463.256939][ T3507] kobject_init_and_add+0xdb/0x190 [ 463.262054][ T3507] ? __kasan_check_write+0x14/0x20 [ 463.267148][ T3507] ? kobject_add+0x210/0x210 [ 463.271728][ T3507] ? inode_init_always+0x760/0x9b0 [ 463.276815][ T3507] ? _raw_spin_unlock+0x4d/0x70 [ 463.281646][ T3507] ? _raw_spin_unlock+0x4d/0x70 [ 463.286500][ T3507] erofs_register_sysfs+0xd1/0x130 [ 463.291598][ T3507] erofs_fc_fill_super+0x95c/0x1180 [ 463.296863][ T3507] get_tree_bdev+0x417/0x640 [ 463.301427][ T3507] ? erofs_release_device_info+0x90/0x90 [ 463.307036][ T3507] erofs_fc_get_tree+0x1c/0x20 [ 463.311775][ T3507] vfs_get_tree+0x88/0x290 [ 463.316169][ T3507] do_new_mount+0x289/0xad0 [ 463.320647][ T3507] ? do_move_mount_old+0x160/0x160 [ 463.325744][ T3507] ? security_capable+0xb2/0xd0 [ 463.330570][ T3507] ? ns_capable+0x8a/0xf0 [ 463.334880][ T3507] path_mount+0x60b/0x1050 [ 463.339273][ T3507] __se_sys_mount+0x2d2/0x3c0 [ 463.343928][ T3507] ? __x64_sys_mount+0xd0/0xd0 [ 463.348670][ T3507] ? sched_clock_cpu+0x18/0x3b0 [ 463.353499][ T3507] __x64_sys_mount+0xbf/0xd0 [ 463.358069][ T3507] do_syscall_64+0x44/0xd0 [ 463.362466][ T3507] ? irqentry_exit+0x12/0x40 [ 463.367041][ T3507] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 463.372911][ T3507] RIP: 0033:0x7f211b962c9a [ 463.377302][ T3507] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 463.396881][ T3507] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 463.405270][ T3507] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 463.413220][ T3507] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 463.421180][ T3507] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 463.429130][ T3507] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 463.437081][ T3507] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 463.445040][ T3507] [ 463.450300][ T3507] kobject: can not set name properly! [ 463.458327][ T3510] loop2: detected capacity change from 0 to 16 [ 463.458788][ T3511] loop5: detected capacity change from 0 to 16 [ 463.465495][ T3510] FAULT_INJECTION: forcing a failure. [ 463.465495][ T3510] name failslab, interval 1, probability 0, space 0, times 0 [ 463.484023][ T3511] FAULT_INJECTION: forcing a failure. [ 463.484023][ T3511] name failslab, interval 1, probability 0, space 0, times 0 [ 463.485056][ T3510] CPU: 1 PID: 3510 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 463.507368][ T3510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 463.517435][ T3510] Call Trace: [ 463.520712][ T3510] [ 463.523632][ T3510] dump_stack_lvl+0x151/0x1b7 [ 463.528303][ T3510] ? bfq_pos_tree_add_move+0x43e/0x43e [ 463.533754][ T3510] dump_stack+0x15/0x17 [ 463.537896][ T3510] should_fail+0x3c0/0x510 [ 463.542306][ T3510] __should_failslab+0x9f/0xe0 [ 463.547070][ T3510] should_failslab+0x9/0x20 [ 463.551582][ T3510] kmem_cache_alloc+0x4f/0x2f0 [ 463.556330][ T3510] ? from_kuid_munged+0x7b0/0x7b0 [ 463.561349][ T3510] ? security_inode_alloc+0x29/0x140 [ 463.566799][ T3510] security_inode_alloc+0x29/0x140 [ 463.571898][ T3510] inode_init_always+0x749/0x9b0 [ 463.576823][ T3510] ? _erofs_info+0x190/0x190 [ 463.581397][ T3510] new_inode_pseudo+0x93/0x220 [ 463.586154][ T3510] new_inode+0x28/0x1c0 [ 463.590293][ T3510] ? _raw_spin_unlock+0x4d/0x70 [ 463.595136][ T3510] ? erofs_shrinker_register+0xfb/0x110 [ 463.600665][ T3510] erofs_fc_fill_super+0x867/0x1180 [ 463.605851][ T3510] get_tree_bdev+0x417/0x640 [ 463.610425][ T3510] ? erofs_release_device_info+0x90/0x90 [ 463.616044][ T3510] erofs_fc_get_tree+0x1c/0x20 [ 463.620794][ T3510] vfs_get_tree+0x88/0x290 [ 463.625195][ T3510] do_new_mount+0x289/0xad0 [ 463.629688][ T3510] ? do_move_mount_old+0x160/0x160 [ 463.634785][ T3510] ? security_capable+0xb2/0xd0 [ 463.639620][ T3510] ? ns_capable+0x8a/0xf0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 463.643936][ T3510] path_mount+0x60b/0x1050 [ 463.648343][ T3510] __se_sys_mount+0x2d2/0x3c0 [ 463.653015][ T3510] ? __x64_sys_mount+0xd0/0xd0 [ 463.657766][ T3510] __x64_sys_mount+0xbf/0xd0 [ 463.662349][ T3510] do_syscall_64+0x44/0xd0 [ 463.666754][ T3510] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 463.672659][ T3510] RIP: 0033:0x7f211b962c9a [ 463.677062][ T3510] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 463.696656][ T3510] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 463.705058][ T3510] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 463.713039][ T3510] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 463.720998][ T3510] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 463.729054][ T3510] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 463.737033][ T3510] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 463.745266][ T3510] [ 463.748277][ T3511] CPU: 0 PID: 3511 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 463.756258][ T3513] loop0: detected capacity change from 0 to 16 [ 463.759045][ T3511] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 463.759057][ T3511] Call Trace: [ 463.759063][ T3511] [ 463.759069][ T3511] dump_stack_lvl+0x151/0x1b7 [ 463.767421][ T3515] loop4: detected capacity change from 0 to 16 [ 463.775421][ T3511] ? bfq_pos_tree_add_move+0x43e/0x43e [ 463.775448][ T3511] dump_stack+0x15/0x17 [ 463.775461][ T3511] should_fail+0x3c0/0x510 [ 463.775479][ T3511] __should_failslab+0x9f/0xe0 [ 463.775493][ T3511] should_failslab+0x9/0x20 [ 463.775508][ T3511] kmem_cache_alloc+0x4f/0x2f0 [ 463.775523][ T3511] ? from_kuid_munged+0x7b0/0x7b0 [ 463.775541][ T3511] ? security_inode_alloc+0x29/0x140 [ 463.775558][ T3511] security_inode_alloc+0x29/0x140 [ 463.780730][ T3513] FAULT_INJECTION: forcing a failure. write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 463.780730][ T3513] name failslab, interval 1, probability 0, space 0, times 0 [ 463.782003][ T3511] inode_init_always+0x749/0x9b0 [ 463.782025][ T3511] ? _erofs_info+0x190/0x190 [ 463.788013][ T3515] FAULT_INJECTION: forcing a failure. [ 463.788013][ T3515] name failslab, interval 1, probability 0, space 0, times 0 [ 463.792804][ T3511] new_inode_pseudo+0x93/0x220 [ 463.792827][ T3511] new_inode+0x28/0x1c0 [ 463.879733][ T3511] ? _raw_spin_unlock+0x4d/0x70 [ 463.884582][ T3511] ? erofs_shrinker_register+0xfb/0x110 [ 463.890127][ T3511] erofs_fc_fill_super+0x867/0x1180 [ 463.895346][ T3511] get_tree_bdev+0x417/0x640 [ 463.899944][ T3511] ? erofs_release_device_info+0x90/0x90 [ 463.905576][ T3511] erofs_fc_get_tree+0x1c/0x20 [ 463.910355][ T3511] vfs_get_tree+0x88/0x290 [ 463.914759][ T3511] do_new_mount+0x289/0xad0 [ 463.919253][ T3511] ? do_move_mount_old+0x160/0x160 [ 463.924364][ T3511] ? security_capable+0xb2/0xd0 [ 463.929204][ T3511] ? ns_capable+0x8a/0xf0 [ 463.933523][ T3511] path_mount+0x60b/0x1050 [ 463.937929][ T3511] __se_sys_mount+0x2d2/0x3c0 [ 463.942596][ T3511] ? __x64_sys_mount+0xd0/0xd0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 463.947349][ T3511] __x64_sys_mount+0xbf/0xd0 [ 463.951933][ T3511] do_syscall_64+0x44/0xd0 [ 463.956342][ T3511] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 463.962246][ T3511] RIP: 0033:0x7f211b962c9a [ 463.966657][ T3511] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 463.986259][ T3511] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 463.994672][ T3511] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 464.002640][ T3511] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 464.010607][ T3511] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 464.018564][ T3511] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 464.026531][ T3511] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 464.034495][ T3511] [ 464.037507][ T3513] CPU: 1 PID: 3513 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 464.048266][ T3513] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 464.058307][ T3513] Call Trace: [ 464.061569][ T3513] [ 464.064485][ T3513] dump_stack_lvl+0x151/0x1b7 [ 464.069157][ T3513] ? bfq_pos_tree_add_move+0x43e/0x43e [ 464.074596][ T3513] ? get_tree_bdev+0x417/0x640 [ 464.079340][ T3513] ? vfs_get_tree+0x88/0x290 [ 464.083907][ T3513] ? do_new_mount+0x289/0xad0 [ 464.088567][ T3513] ? path_mount+0x60b/0x1050 [ 464.093138][ T3513] ? __x64_sys_mount+0xbf/0xd0 [ 464.097887][ T3513] ? do_syscall_64+0x44/0xd0 [ 464.102522][ T3513] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 464.108573][ T3513] dump_stack+0x15/0x17 [ 464.112710][ T3513] should_fail+0x3c0/0x510 [ 464.117118][ T3513] ? kvasprintf_const+0x139/0x180 [ 464.122149][ T3513] __should_failslab+0x9f/0xe0 [ 464.126934][ T3513] should_failslab+0x9/0x20 [ 464.131435][ T3513] __kmalloc_track_caller+0x6c/0x350 [ 464.136710][ T3513] kstrdup_const+0x55/0x90 [ 464.141113][ T3513] kvasprintf_const+0x139/0x180 [ 464.145951][ T3513] kobject_set_name_vargs+0x61/0x120 [ 464.151222][ T3513] kobject_init_and_add+0xdb/0x190 [ 464.156315][ T3513] ? __kasan_check_write+0x14/0x20 [ 464.161409][ T3513] ? kobject_add+0x210/0x210 [ 464.165978][ T3513] ? inode_init_always+0x760/0x9b0 [ 464.171071][ T3513] ? _raw_spin_unlock+0x4d/0x70 [ 464.175905][ T3513] ? _raw_spin_unlock+0x4d/0x70 [ 464.180737][ T3513] erofs_register_sysfs+0xd1/0x130 [ 464.185833][ T3513] erofs_fc_fill_super+0x95c/0x1180 [ 464.191012][ T3513] get_tree_bdev+0x417/0x640 [ 464.195584][ T3513] ? erofs_release_device_info+0x90/0x90 [ 464.201197][ T3513] erofs_fc_get_tree+0x1c/0x20 [ 464.205941][ T3513] vfs_get_tree+0x88/0x290 [ 464.210357][ T3513] do_new_mount+0x289/0xad0 [ 464.214845][ T3513] ? do_move_mount_old+0x160/0x160 [ 464.219940][ T3513] ? security_capable+0xb2/0xd0 [ 464.224773][ T3513] ? ns_capable+0x8a/0xf0 [ 464.229085][ T3513] path_mount+0x60b/0x1050 [ 464.233496][ T3513] __se_sys_mount+0x2d2/0x3c0 [ 464.238177][ T3513] ? __x64_sys_mount+0xd0/0xd0 [ 464.242946][ T3513] __x64_sys_mount+0xbf/0xd0 [ 464.247529][ T3513] do_syscall_64+0x44/0xd0 [ 464.251928][ T3513] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 464.257808][ T3513] RIP: 0033:0x7f211b962c9a [ 464.262222][ T3513] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 464.281826][ T3513] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 464.290235][ T3513] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 464.298187][ T3513] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 464.306141][ T3513] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 464.314114][ T3513] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 464.322068][ T3513] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 464.330027][ T3513] [ 464.333918][ T3515] CPU: 0 PID: 3515 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 464.343275][ T3518] loop2: detected capacity change from 0 to 16 [ 464.344704][ T3515] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 464.344716][ T3515] Call Trace: [ 464.344721][ T3515] [ 464.344726][ T3515] dump_stack_lvl+0x151/0x1b7 [ 464.344748][ T3515] ? bfq_pos_tree_add_move+0x43e/0x43e [ 464.344766][ T3515] dump_stack+0x15/0x17 [ 464.351566][ T3513] kobject: can not set name properly! [ 464.361016][ T3515] should_fail+0x3c0/0x510 [ 464.361044][ T3515] __should_failslab+0x9f/0xe0 [ 464.361059][ T3515] should_failslab+0x9/0x20 [ 464.361072][ T3515] kmem_cache_alloc+0x4f/0x2f0 [ 464.368488][ T3519] loop1: detected capacity change from 0 to 16 [ 464.372009][ T3515] ? from_kuid_munged+0x7b0/0x7b0 [ 464.372041][ T3515] ? security_inode_alloc+0x29/0x140 [ 464.372060][ T3515] security_inode_alloc+0x29/0x140 [ 464.378888][ T3518] FAULT_INJECTION: forcing a failure. [ 464.378888][ T3518] name failslab, interval 1, probability 0, space 0, times 0 [ 464.381629][ T3515] inode_init_always+0x749/0x9b0 [ 464.381652][ T3515] ? _erofs_info+0x190/0x190 [ 464.387472][ T3519] FAULT_INJECTION: forcing a failure. [ 464.387472][ T3519] name failslab, interval 1, probability 0, space 0, times 0 [ 464.391479][ T3515] new_inode_pseudo+0x93/0x220 [ 464.391501][ T3515] new_inode+0x28/0x1c0 [ 464.470414][ T3515] ? _raw_spin_unlock+0x4d/0x70 [ 464.475262][ T3515] ? erofs_shrinker_register+0xfb/0x110 [ 464.480799][ T3515] erofs_fc_fill_super+0x867/0x1180 [ 464.485987][ T3515] get_tree_bdev+0x417/0x640 [ 464.490560][ T3515] ? erofs_release_device_info+0x90/0x90 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 464.496182][ T3515] erofs_fc_get_tree+0x1c/0x20 [ 464.500930][ T3515] vfs_get_tree+0x88/0x290 [ 464.505335][ T3515] do_new_mount+0x289/0xad0 [ 464.509825][ T3515] ? do_move_mount_old+0x160/0x160 [ 464.514923][ T3515] ? security_capable+0xb2/0xd0 [ 464.519761][ T3515] ? ns_capable+0x8a/0xf0 [ 464.524077][ T3515] path_mount+0x60b/0x1050 [ 464.528481][ T3515] __se_sys_mount+0x2d2/0x3c0 [ 464.533145][ T3515] ? __x64_sys_mount+0xd0/0xd0 [ 464.537896][ T3515] ? vfs_mkdir+0x580/0x580 [ 464.542298][ T3515] __x64_sys_mount+0xbf/0xd0 [ 464.546875][ T3515] do_syscall_64+0x44/0xd0 [ 464.551290][ T3515] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 464.557192][ T3515] RIP: 0033:0x7f211b962c9a [ 464.561599][ T3515] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 464.581195][ T3515] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 464.589598][ T3515] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 464.597557][ T3515] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 464.605522][ T3515] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 464.613488][ T3515] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 464.621447][ T3515] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 464.629407][ T3515] [ 464.632413][ T3519] CPU: 1 PID: 3519 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 464.634108][ T3521] loop3: detected capacity change from 0 to 16 [ 464.643174][ T3519] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 464.643185][ T3519] Call Trace: [ 464.643191][ T3519] [ 464.643195][ T3519] dump_stack_lvl+0x151/0x1b7 [ 464.643216][ T3519] ? bfq_pos_tree_add_move+0x43e/0x43e [ 464.650154][ T3521] FAULT_INJECTION: forcing a failure. [ 464.650154][ T3521] name failslab, interval 1, probability 0, space 0, times 0 [ 464.659396][ T3519] dump_stack+0x15/0x17 [ 464.659417][ T3519] should_fail+0x3c0/0x510 [ 464.659436][ T3519] __should_failslab+0x9f/0xe0 [ 464.701663][ T3519] should_failslab+0x9/0x20 [ 464.706169][ T3519] kmem_cache_alloc+0x4f/0x2f0 [ 464.711017][ T3519] ? from_kuid_munged+0x7b0/0x7b0 [ 464.716054][ T3519] ? security_inode_alloc+0x29/0x140 [ 464.721420][ T3519] security_inode_alloc+0x29/0x140 [ 464.726521][ T3519] inode_init_always+0x749/0x9b0 [ 464.731563][ T3519] ? _erofs_info+0x190/0x190 [ 464.736157][ T3519] new_inode_pseudo+0x93/0x220 [ 464.740919][ T3519] new_inode+0x28/0x1c0 [ 464.745078][ T3519] ? _raw_spin_unlock+0x4d/0x70 [ 464.749938][ T3519] ? erofs_shrinker_register+0xfb/0x110 [ 464.755483][ T3519] erofs_fc_fill_super+0x867/0x1180 [ 464.760687][ T3519] get_tree_bdev+0x417/0x640 [ 464.765285][ T3519] ? erofs_release_device_info+0x90/0x90 [ 464.771010][ T3519] erofs_fc_get_tree+0x1c/0x20 [ 464.775759][ T3519] vfs_get_tree+0x88/0x290 [ 464.780159][ T3519] do_new_mount+0x289/0xad0 [ 464.784646][ T3519] ? do_move_mount_old+0x160/0x160 [ 464.789740][ T3519] ? security_capable+0xb2/0xd0 [ 464.794572][ T3519] ? ns_capable+0x8a/0xf0 [ 464.798882][ T3519] path_mount+0x60b/0x1050 [ 464.803282][ T3519] __se_sys_mount+0x2d2/0x3c0 [ 464.807942][ T3519] ? __x64_sys_mount+0xd0/0xd0 [ 464.812688][ T3519] __x64_sys_mount+0xbf/0xd0 [ 464.817259][ T3519] do_syscall_64+0x44/0xd0 [ 464.821655][ T3519] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 464.827532][ T3519] RIP: 0033:0x7f211b962c9a [ 464.831935][ T3519] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 464.851607][ T3519] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 464.860000][ T3519] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 464.867953][ T3519] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 464.876001][ T3519] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 464.883952][ T3519] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 464.891901][ T3519] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 464.899860][ T3519] [ 464.902943][ T3521] CPU: 0 PID: 3521 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 464.913706][ T3521] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 464.923752][ T3521] Call Trace: [ 464.927017][ T3521] [ 464.929936][ T3521] dump_stack_lvl+0x151/0x1b7 [ 464.934603][ T3521] ? bfq_pos_tree_add_move+0x43e/0x43e [ 464.940048][ T3521] ? get_tree_bdev+0x417/0x640 [ 464.944801][ T3521] ? vfs_get_tree+0x88/0x290 [ 464.949380][ T3521] ? do_new_mount+0x289/0xad0 [ 464.954044][ T3521] ? path_mount+0x60b/0x1050 [ 464.958622][ T3521] ? __x64_sys_mount+0xbf/0xd0 [ 464.963379][ T3521] ? do_syscall_64+0x44/0xd0 [ 464.967956][ T3521] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 464.974017][ T3521] dump_stack+0x15/0x17 [ 464.978159][ T3521] should_fail+0x3c0/0x510 [ 464.982565][ T3521] ? kvasprintf_const+0x139/0x180 [ 464.987576][ T3521] __should_failslab+0x9f/0xe0 [ 464.992349][ T3521] should_failslab+0x9/0x20 [ 464.996840][ T3521] __kmalloc_track_caller+0x6c/0x350 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 465.002113][ T3521] kstrdup_const+0x55/0x90 [ 465.006606][ T3521] kvasprintf_const+0x139/0x180 [ 465.011452][ T3521] kobject_set_name_vargs+0x61/0x120 [ 465.016831][ T3521] kobject_init_and_add+0xdb/0x190 [ 465.021944][ T3521] ? __kasan_check_write+0x14/0x20 [ 465.027047][ T3521] ? kobject_add+0x210/0x210 [ 465.031625][ T3521] ? inode_init_always+0x760/0x9b0 [ 465.036732][ T3521] ? _raw_spin_unlock+0x4d/0x70 [ 465.041578][ T3521] ? _raw_spin_unlock+0x4d/0x70 [ 465.046418][ T3521] erofs_register_sysfs+0xd1/0x130 [ 465.051519][ T3521] erofs_fc_fill_super+0x95c/0x1180 [ 465.056707][ T3521] get_tree_bdev+0x417/0x640 [ 465.061283][ T3521] ? erofs_release_device_info+0x90/0x90 [ 465.066914][ T3521] erofs_fc_get_tree+0x1c/0x20 [ 465.071664][ T3521] vfs_get_tree+0x88/0x290 [ 465.076065][ T3521] do_new_mount+0x289/0xad0 [ 465.080557][ T3521] ? do_move_mount_old+0x160/0x160 [ 465.085656][ T3521] ? security_capable+0xb2/0xd0 [ 465.090497][ T3521] ? ns_capable+0x8a/0xf0 [ 465.094815][ T3521] path_mount+0x60b/0x1050 [ 465.099224][ T3521] __se_sys_mount+0x2d2/0x3c0 [ 465.103888][ T3521] ? __x64_sys_mount+0xd0/0xd0 [ 465.108643][ T3521] __x64_sys_mount+0xbf/0xd0 [ 465.113222][ T3521] do_syscall_64+0x44/0xd0 [ 465.117628][ T3521] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 465.123511][ T3521] RIP: 0033:0x7f211b962c9a [ 465.127915][ T3521] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 465.147506][ T3521] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 465.155933][ T3521] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 465.163893][ T3521] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 465.171936][ T3521] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 465.179894][ T3521] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 465.187859][ T3521] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 465.195820][ T3521] [ 465.199451][ T3521] kobject: can not set name properly! [ 465.200386][ T3518] CPU: 1 PID: 3518 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 465.215813][ T3518] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 465.225844][ T3518] Call Trace: [ 465.229100][ T3518] [ 465.232007][ T3518] dump_stack_lvl+0x151/0x1b7 [ 465.236680][ T3518] ? bfq_pos_tree_add_move+0x43e/0x43e [ 465.242111][ T3518] ? get_tree_bdev+0x417/0x640 [ 465.246849][ T3518] ? vfs_get_tree+0x88/0x290 [ 465.251554][ T3518] ? do_new_mount+0x289/0xad0 [ 465.256293][ T3518] ? path_mount+0x60b/0x1050 [ 465.260858][ T3518] ? __x64_sys_mount+0xbf/0xd0 [ 465.265597][ T3518] ? do_syscall_64+0x44/0xd0 [ 465.270158][ T3518] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 465.276203][ T3518] dump_stack+0x15/0x17 [ 465.280337][ T3518] should_fail+0x3c0/0x510 [ 465.284733][ T3518] ? kvasprintf_const+0x139/0x180 [ 465.289749][ T3518] __should_failslab+0x9f/0xe0 [ 465.294489][ T3518] should_failslab+0x9/0x20 [ 465.298966][ T3518] __kmalloc_track_caller+0x6c/0x350 [ 465.304229][ T3518] kstrdup_const+0x55/0x90 [ 465.308624][ T3518] kvasprintf_const+0x139/0x180 [ 465.313451][ T3518] kobject_set_name_vargs+0x61/0x120 [ 465.322703][ T3518] kobject_init_and_add+0xdb/0x190 [ 465.327886][ T3518] ? __kasan_check_write+0x14/0x20 [ 465.332972][ T3518] ? kobject_add+0x210/0x210 [ 465.337540][ T3518] ? inode_init_always+0x760/0x9b0 [ 465.342710][ T3518] ? _raw_spin_unlock+0x4d/0x70 [ 465.347537][ T3518] ? _raw_spin_unlock+0x4d/0x70 [ 465.352360][ T3518] erofs_register_sysfs+0xd1/0x130 [ 465.357456][ T3518] erofs_fc_fill_super+0x95c/0x1180 [ 465.362824][ T3518] get_tree_bdev+0x417/0x640 [ 465.367388][ T3518] ? erofs_release_device_info+0x90/0x90 [ 465.372992][ T3518] erofs_fc_get_tree+0x1c/0x20 [ 465.377822][ T3518] vfs_get_tree+0x88/0x290 [ 465.382299][ T3518] do_new_mount+0x289/0xad0 [ 465.386864][ T3518] ? do_move_mount_old+0x160/0x160 [ 465.391965][ T3518] ? security_capable+0xb2/0xd0 [ 465.396792][ T3518] ? ns_capable+0x8a/0xf0 [ 465.401104][ T3518] path_mount+0x60b/0x1050 [ 465.405495][ T3518] __se_sys_mount+0x2d2/0x3c0 [ 465.410146][ T3518] ? __x64_sys_mount+0xd0/0xd0 [ 465.414887][ T3518] __x64_sys_mount+0xbf/0xd0 [ 465.419450][ T3518] do_syscall_64+0x44/0xd0 [ 465.423852][ T3518] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 465.429913][ T3518] RIP: 0033:0x7f211b962c9a [ 465.434328][ T3518] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 465.453908][ T3518] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 465.462557][ T3518] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 465.470504][ T3518] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 465.478461][ T3518] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 465.486424][ T3518] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 465.494407][ T3518] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 465.502377][ T3518] [ 465.507780][ T3518] kobject: can not set name properly! [ 465.536558][ T3523] loop5: detected capacity change from 0 to 16 [ 465.543273][ T3523] FAULT_INJECTION: forcing a failure. [ 465.543273][ T3523] name failslab, interval 1, probability 0, space 0, times 0 [ 465.555955][ T3523] CPU: 0 PID: 3523 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 465.566734][ T3523] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 465.572505][ T3527] loop4: detected capacity change from 0 to 16 [ 465.576802][ T3523] Call Trace: [ 465.576809][ T3523] [ 465.576814][ T3523] dump_stack_lvl+0x151/0x1b7 [ 465.576836][ T3523] ? bfq_pos_tree_add_move+0x43e/0x43e [ 465.576850][ T3523] ? _raw_spin_lock+0xa3/0x1b0 [ 465.576869][ T3523] dump_stack+0x15/0x17 [ 465.583838][ T3527] FAULT_INJECTION: forcing a failure. [ 465.583838][ T3527] name failslab, interval 1, probability 0, space 0, times 0 [ 465.586265][ T3523] should_fail+0x3c0/0x510 [ 465.586289][ T3523] __should_failslab+0x9f/0xe0 [ 465.586305][ T3523] should_failslab+0x9/0x20 [ 465.586319][ T3523] kmem_cache_alloc+0x4f/0x2f0 [ 465.639104][ T3523] ? erofs_alloc_inode+0x1b/0x50 [ 465.644062][ T3523] ? __kasan_check_write+0x14/0x20 [ 465.649160][ T3523] ? _erofs_info+0x190/0x190 [ 465.653737][ T3523] erofs_alloc_inode+0x1b/0x50 [ 465.658495][ T3523] ? _erofs_info+0x190/0x190 [ 465.663096][ T3523] new_inode_pseudo+0x64/0x220 [ 465.667857][ T3523] new_inode+0x28/0x1c0 [ 465.672010][ T3523] ? _raw_spin_unlock+0x4d/0x70 [ 465.676861][ T3523] ? erofs_shrinker_register+0xfb/0x110 [ 465.682415][ T3523] erofs_fc_fill_super+0x867/0x1180 [ 465.687608][ T3523] get_tree_bdev+0x417/0x640 [ 465.692193][ T3523] ? erofs_release_device_info+0x90/0x90 [ 465.697815][ T3523] erofs_fc_get_tree+0x1c/0x20 [ 465.702565][ T3523] vfs_get_tree+0x88/0x290 [ 465.706976][ T3523] do_new_mount+0x289/0xad0 [ 465.711490][ T3523] ? do_move_mount_old+0x160/0x160 [ 465.716610][ T3523] ? security_capable+0xb2/0xd0 [ 465.721472][ T3523] ? ns_capable+0x8a/0xf0 [ 465.725793][ T3523] path_mount+0x60b/0x1050 [ 465.730209][ T3523] __se_sys_mount+0x2d2/0x3c0 [ 465.734884][ T3523] ? __x64_sys_mount+0xd0/0xd0 [ 465.739638][ T3523] __x64_sys_mount+0xbf/0xd0 [ 465.744214][ T3523] do_syscall_64+0x44/0xd0 [ 465.748623][ T3523] entry_SYSCALL_64_after_hwframe+0x61/0xcb write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 465.754511][ T3523] RIP: 0033:0x7f211b962c9a [ 465.758916][ T3523] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 465.775214][ T3528] loop3: detected capacity change from 0 to 16 [ 465.778509][ T3523] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 465.778530][ T3523] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 465.778542][ T3523] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 465.808973][ T3523] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 465.816936][ T3523] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 465.824897][ T3523] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 465.832861][ T3523] [ 465.835867][ T3527] CPU: 1 PID: 3527 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 465.836683][ T3529] loop1: detected capacity change from 0 to 16 [ 465.846622][ T3527] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 465.846634][ T3527] Call Trace: [ 465.846640][ T3527] [ 465.846644][ T3527] dump_stack_lvl+0x151/0x1b7 [ 465.846665][ T3527] ? bfq_pos_tree_add_move+0x43e/0x43e [ 465.879162][ T3527] ? get_tree_bdev+0x417/0x640 [ 465.883919][ T3527] ? vfs_get_tree+0x88/0x290 [ 465.888487][ T3527] ? do_new_mount+0x289/0xad0 [ 465.893147][ T3527] ? path_mount+0x60b/0x1050 [ 465.897719][ T3527] ? __x64_sys_mount+0xbf/0xd0 [ 465.902469][ T3527] ? do_syscall_64+0x44/0xd0 [ 465.907038][ T3527] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 465.913103][ T3527] dump_stack+0x15/0x17 [ 465.917240][ T3527] should_fail+0x3c0/0x510 [ 465.921644][ T3527] ? kvasprintf_const+0x139/0x180 [ 465.926653][ T3527] __should_failslab+0x9f/0xe0 [ 465.931398][ T3527] should_failslab+0x9/0x20 [ 465.935880][ T3527] __kmalloc_track_caller+0x6c/0x350 [ 465.941148][ T3527] kstrdup_const+0x55/0x90 [ 465.945548][ T3527] kvasprintf_const+0x139/0x180 [ 465.950381][ T3527] kobject_set_name_vargs+0x61/0x120 [ 465.955734][ T3527] kobject_init_and_add+0xdb/0x190 [ 465.960826][ T3527] ? __kasan_check_write+0x14/0x20 [ 465.966006][ T3527] ? kobject_add+0x210/0x210 [ 465.970578][ T3527] ? inode_init_always+0x760/0x9b0 [ 465.975679][ T3527] ? _raw_spin_unlock+0x4d/0x70 [ 465.980529][ T3527] ? _raw_spin_unlock+0x4d/0x70 [ 465.985370][ T3527] erofs_register_sysfs+0xd1/0x130 [ 465.990496][ T3527] erofs_fc_fill_super+0x95c/0x1180 [ 465.995687][ T3527] get_tree_bdev+0x417/0x640 [ 466.000257][ T3527] ? erofs_release_device_info+0x90/0x90 [ 466.005873][ T3527] erofs_fc_get_tree+0x1c/0x20 [ 466.010710][ T3527] vfs_get_tree+0x88/0x290 [ 466.015108][ T3527] do_new_mount+0x289/0xad0 [ 466.019596][ T3527] ? do_move_mount_old+0x160/0x160 [ 466.024691][ T3527] ? security_capable+0xb2/0xd0 [ 466.029520][ T3527] ? ns_capable+0x8a/0xf0 [ 466.033832][ T3527] path_mount+0x60b/0x1050 [ 466.038232][ T3527] __se_sys_mount+0x2d2/0x3c0 [ 466.042916][ T3527] ? __x64_sys_mount+0xd0/0xd0 [ 466.047663][ T3527] __x64_sys_mount+0xbf/0xd0 [ 466.052234][ T3527] do_syscall_64+0x44/0xd0 [ 466.056644][ T3527] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 466.062522][ T3527] RIP: 0033:0x7f211b962c9a [ 466.066918][ T3527] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 466.086510][ T3527] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 466.094907][ T3527] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 466.102945][ T3527] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 466.110897][ T3527] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 466.118872][ T3527] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 466.126823][ T3527] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 466.134814][ T3527] [ 466.138114][ T3527] kobject: can not set name properly! [ 466.138345][ T3529] FAULT_INJECTION: forcing a failure. [ 466.138345][ T3529] name failslab, interval 1, probability 0, space 0, times 0 [ 466.160088][ T3532] loop0: detected capacity change from 0 to 16 [ 466.160141][ T3533] loop2: detected capacity change from 0 to 16 [ 466.167014][ T3529] CPU: 1 PID: 3529 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 466.173284][ T3533] FAULT_INJECTION: forcing a failure. [ 466.173284][ T3533] name failslab, interval 1, probability 0, space 0, times 0 [ 466.183181][ T3529] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 466.183192][ T3529] Call Trace: [ 466.183197][ T3529] [ 466.183203][ T3529] dump_stack_lvl+0x151/0x1b7 [ 466.183223][ T3529] ? bfq_pos_tree_add_move+0x43e/0x43e [ 466.183237][ T3529] ? get_tree_bdev+0x417/0x640 [ 466.226811][ T3529] ? vfs_get_tree+0x88/0x290 [ 466.231397][ T3529] ? do_new_mount+0x289/0xad0 [ 466.236065][ T3529] ? path_mount+0x60b/0x1050 [ 466.240654][ T3529] ? __x64_sys_mount+0xbf/0xd0 [ 466.245493][ T3529] ? do_syscall_64+0x44/0xd0 [ 466.250081][ T3529] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 466.256140][ T3529] dump_stack+0x15/0x17 [ 466.260297][ T3529] should_fail+0x3c0/0x510 [ 466.264708][ T3529] ? kvasprintf_const+0x139/0x180 [ 466.269720][ T3529] __should_failslab+0x9f/0xe0 [ 466.274471][ T3529] should_failslab+0x9/0x20 [ 466.278963][ T3529] __kmalloc_track_caller+0x6c/0x350 [ 466.284239][ T3529] kstrdup_const+0x55/0x90 [ 466.288644][ T3529] kvasprintf_const+0x139/0x180 [ 466.293486][ T3529] kobject_set_name_vargs+0x61/0x120 [ 466.298766][ T3529] kobject_init_and_add+0xdb/0x190 [ 466.303867][ T3529] ? __kasan_check_write+0x14/0x20 [ 466.308970][ T3529] ? kobject_add+0x210/0x210 [ 466.313552][ T3529] ? inode_init_always+0x760/0x9b0 [ 466.318650][ T3529] ? _raw_spin_unlock+0x4d/0x70 [ 466.323489][ T3529] ? _raw_spin_unlock+0x4d/0x70 [ 466.328325][ T3529] erofs_register_sysfs+0xd1/0x130 [ 466.333425][ T3529] erofs_fc_fill_super+0x95c/0x1180 [ 466.338613][ T3529] get_tree_bdev+0x417/0x640 [ 466.343192][ T3529] ? erofs_release_device_info+0x90/0x90 [ 466.348810][ T3529] erofs_fc_get_tree+0x1c/0x20 [ 466.353574][ T3529] vfs_get_tree+0x88/0x290 [ 466.357992][ T3529] do_new_mount+0x289/0xad0 [ 466.362491][ T3529] ? do_move_mount_old+0x160/0x160 [ 466.367599][ T3529] ? security_capable+0xb2/0xd0 [ 466.372442][ T3529] ? ns_capable+0x8a/0xf0 [ 466.376936][ T3529] path_mount+0x60b/0x1050 [ 466.381362][ T3529] __se_sys_mount+0x2d2/0x3c0 [ 466.386025][ T3529] ? __x64_sys_mount+0xd0/0xd0 [ 466.390867][ T3529] __x64_sys_mount+0xbf/0xd0 [ 466.395447][ T3529] do_syscall_64+0x44/0xd0 [ 466.399850][ T3529] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 466.405744][ T3529] RIP: 0033:0x7f211b962c9a [ 466.410161][ T3529] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 466.429767][ T3529] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 466.438186][ T3529] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 466.446143][ T3529] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 466.454098][ T3529] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 466.462055][ T3529] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 466.470011][ T3529] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 466.477975][ T3529] [ 466.480979][ T3533] CPU: 0 PID: 3533 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 466.481203][ T3532] FAULT_INJECTION: forcing a failure. [ 466.481203][ T3532] name failslab, interval 1, probability 0, space 0, times 0 [ 466.491732][ T3533] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 466.491742][ T3533] Call Trace: [ 466.491747][ T3533] [ 466.491753][ T3533] dump_stack_lvl+0x151/0x1b7 [ 466.491775][ T3533] ? bfq_pos_tree_add_move+0x43e/0x43e [ 466.491792][ T3533] ? _raw_spin_lock+0xa3/0x1b0 [ 466.491813][ T3533] dump_stack+0x15/0x17 [ 466.539555][ T3533] should_fail+0x3c0/0x510 [ 466.543972][ T3533] __should_failslab+0x9f/0xe0 [ 466.548732][ T3533] should_failslab+0x9/0x20 [ 466.553221][ T3533] kmem_cache_alloc+0x4f/0x2f0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 466.557976][ T3533] ? erofs_alloc_inode+0x1b/0x50 [ 466.562907][ T3533] ? __kasan_check_write+0x14/0x20 [ 466.568004][ T3533] ? _erofs_info+0x190/0x190 [ 466.572577][ T3533] erofs_alloc_inode+0x1b/0x50 [ 466.577587][ T3533] ? _erofs_info+0x190/0x190 [ 466.582164][ T3533] new_inode_pseudo+0x64/0x220 [ 466.586918][ T3533] new_inode+0x28/0x1c0 [ 466.591058][ T3533] ? _raw_spin_unlock+0x4d/0x70 [ 466.595908][ T3533] ? erofs_shrinker_register+0xfb/0x110 [ 466.601439][ T3533] erofs_fc_fill_super+0x867/0x1180 [ 466.606623][ T3533] get_tree_bdev+0x417/0x640 [ 466.611198][ T3533] ? erofs_release_device_info+0x90/0x90 [ 466.616921][ T3533] erofs_fc_get_tree+0x1c/0x20 [ 466.621680][ T3533] vfs_get_tree+0x88/0x290 [ 466.626083][ T3533] do_new_mount+0x289/0xad0 [ 466.630575][ T3533] ? do_move_mount_old+0x160/0x160 [ 466.635677][ T3533] ? security_capable+0xb2/0xd0 [ 466.640518][ T3533] ? ns_capable+0x8a/0xf0 [ 466.644840][ T3533] path_mount+0x60b/0x1050 [ 466.649244][ T3533] __se_sys_mount+0x2d2/0x3c0 [ 466.653911][ T3533] ? __x64_sys_mount+0xd0/0xd0 [ 466.658663][ T3533] __x64_sys_mount+0xbf/0xd0 [ 466.663238][ T3533] do_syscall_64+0x44/0xd0 [ 466.667639][ T3533] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 466.673519][ T3533] RIP: 0033:0x7f211b962c9a [ 466.677919][ T3533] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 466.697518][ T3533] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 466.705943][ T3533] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 466.714008][ T3533] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 466.721979][ T3533] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 466.729951][ T3533] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 466.737907][ T3533] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 466.745875][ T3533] [ 466.748882][ T3532] CPU: 1 PID: 3532 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 466.759644][ T3532] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 466.769693][ T3532] Call Trace: [ 466.772957][ T3532] [ 466.775874][ T3532] dump_stack_lvl+0x151/0x1b7 [ 466.780625][ T3532] ? bfq_pos_tree_add_move+0x43e/0x43e [ 466.786063][ T3532] ? _raw_spin_lock+0xa3/0x1b0 [ 466.790810][ T3532] dump_stack+0x15/0x17 [ 466.794946][ T3532] should_fail+0x3c0/0x510 [ 466.799349][ T3532] __should_failslab+0x9f/0xe0 [ 466.804113][ T3532] should_failslab+0x9/0x20 [ 466.808603][ T3532] kmem_cache_alloc+0x4f/0x2f0 [ 466.813386][ T3532] ? erofs_alloc_inode+0x1b/0x50 [ 466.818300][ T3532] ? __kasan_check_write+0x14/0x20 [ 466.823407][ T3532] ? _erofs_info+0x190/0x190 [ 466.827989][ T3532] erofs_alloc_inode+0x1b/0x50 [ 466.832731][ T3532] ? _erofs_info+0x190/0x190 [ 466.837384][ T3532] new_inode_pseudo+0x64/0x220 [ 466.842153][ T3532] new_inode+0x28/0x1c0 [ 466.846287][ T3532] ? _raw_spin_unlock+0x4d/0x70 [ 466.851127][ T3532] ? erofs_shrinker_register+0xfb/0x110 [ 466.856692][ T3532] erofs_fc_fill_super+0x867/0x1180 [ 466.861874][ T3532] get_tree_bdev+0x417/0x640 [ 466.866445][ T3532] ? erofs_release_device_info+0x90/0x90 [ 466.872230][ T3532] erofs_fc_get_tree+0x1c/0x20 [ 466.876972][ T3532] vfs_get_tree+0x88/0x290 [ 466.881371][ T3532] do_new_mount+0x289/0xad0 [ 466.885855][ T3532] ? do_move_mount_old+0x160/0x160 [ 466.890944][ T3532] ? security_capable+0xb2/0xd0 [ 466.895779][ T3532] ? ns_capable+0x8a/0xf0 [ 466.900088][ T3532] path_mount+0x60b/0x1050 [ 466.904489][ T3532] __se_sys_mount+0x2d2/0x3c0 [ 466.909149][ T3532] ? __x64_sys_mount+0xd0/0xd0 [ 466.913894][ T3532] __x64_sys_mount+0xbf/0xd0 [ 466.918462][ T3532] do_syscall_64+0x44/0xd0 [ 466.922861][ T3532] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 466.928734][ T3532] RIP: 0033:0x7f211b962c9a [ 466.933131][ T3532] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 466.952816][ T3532] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 466.961367][ T3532] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 466.969594][ T3532] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 466.977562][ T3532] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 466.985511][ T3532] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 466.994768][ T3532] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 467.002723][ T3532] [ 467.005878][ T3529] kobject: can not set name properly! [ 467.018902][ T3535] loop5: detected capacity change from 0 to 16 [ 467.025895][ T3535] FAULT_INJECTION: forcing a failure. [ 467.025895][ T3535] name failslab, interval 1, probability 0, space 0, times 0 [ 467.027741][ T3537] loop3: detected capacity change from 0 to 16 [ 467.039018][ T3535] CPU: 1 PID: 3535 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 467.046563][ T3537] FAULT_INJECTION: forcing a failure. [ 467.046563][ T3537] name failslab, interval 1, probability 0, space 0, times 0 [ 467.055576][ T3535] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 467.055588][ T3535] Call Trace: [ 467.055593][ T3535] [ 467.055599][ T3535] dump_stack_lvl+0x151/0x1b7 [ 467.055621][ T3535] ? bfq_pos_tree_add_move+0x43e/0x43e [ 467.094461][ T3535] ? get_tree_bdev+0x417/0x640 [ 467.099214][ T3535] ? vfs_get_tree+0x88/0x290 [ 467.103787][ T3535] ? do_new_mount+0x289/0xad0 [ 467.108449][ T3535] ? path_mount+0x60b/0x1050 [ 467.113028][ T3535] ? __x64_sys_mount+0xbf/0xd0 [ 467.117778][ T3535] ? do_syscall_64+0x44/0xd0 [ 467.122419][ T3535] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 467.128743][ T3535] dump_stack+0x15/0x17 [ 467.132970][ T3535] should_fail+0x3c0/0x510 [ 467.137376][ T3535] ? kvasprintf_const+0x139/0x180 [ 467.142566][ T3535] __should_failslab+0x9f/0xe0 [ 467.147318][ T3535] should_failslab+0x9/0x20 [ 467.151806][ T3535] __kmalloc_track_caller+0x6c/0x350 [ 467.157172][ T3535] kstrdup_const+0x55/0x90 [ 467.161574][ T3535] kvasprintf_const+0x139/0x180 [ 467.166419][ T3535] kobject_set_name_vargs+0x61/0x120 [ 467.171780][ T3535] kobject_init_and_add+0xdb/0x190 [ 467.176882][ T3535] ? __kasan_check_write+0x14/0x20 [ 467.181989][ T3535] ? kobject_add+0x210/0x210 [ 467.186563][ T3535] ? inode_init_always+0x760/0x9b0 [ 467.191665][ T3535] ? _raw_spin_unlock+0x4d/0x70 [ 467.196500][ T3535] ? _raw_spin_unlock+0x4d/0x70 [ 467.201511][ T3535] erofs_register_sysfs+0xd1/0x130 [ 467.206606][ T3535] erofs_fc_fill_super+0x95c/0x1180 [ 467.211879][ T3535] get_tree_bdev+0x417/0x640 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 467.216457][ T3535] ? erofs_release_device_info+0x90/0x90 [ 467.222075][ T3535] erofs_fc_get_tree+0x1c/0x20 [ 467.226824][ T3535] vfs_get_tree+0x88/0x290 [ 467.231228][ T3535] do_new_mount+0x289/0xad0 [ 467.235719][ T3535] ? do_move_mount_old+0x160/0x160 [ 467.240828][ T3535] ? security_capable+0xb2/0xd0 [ 467.245663][ T3535] ? ns_capable+0x8a/0xf0 [ 467.249976][ T3535] path_mount+0x60b/0x1050 [ 467.254384][ T3535] __se_sys_mount+0x2d2/0x3c0 [ 467.259051][ T3535] ? __x64_sys_mount+0xd0/0xd0 [ 467.263800][ T3535] __x64_sys_mount+0xbf/0xd0 [ 467.268377][ T3535] do_syscall_64+0x44/0xd0 [ 467.272783][ T3535] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 467.278751][ T3535] RIP: 0033:0x7f211b962c9a [ 467.283149][ T3535] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 467.302828][ T3535] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 467.311399][ T3535] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 467.319701][ T3535] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 467.327656][ T3535] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 467.335610][ T3535] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 467.343571][ T3535] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 467.351528][ T3535] [ 467.354554][ T3537] CPU: 0 PID: 3537 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 467.357849][ T3535] kobject: can not set name properly! [ 467.365307][ T3537] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 467.365320][ T3537] Call Trace: [ 467.365325][ T3537] [ 467.365331][ T3537] dump_stack_lvl+0x151/0x1b7 [ 467.365353][ T3537] ? bfq_pos_tree_add_move+0x43e/0x43e [ 467.397051][ T3537] ? get_tree_bdev+0x417/0x640 [ 467.401802][ T3537] ? vfs_get_tree+0x88/0x290 [ 467.406805][ T3537] ? do_new_mount+0x289/0xad0 [ 467.411461][ T3537] ? path_mount+0x60b/0x1050 [ 467.416035][ T3537] ? __x64_sys_mount+0xbf/0xd0 [ 467.420778][ T3537] ? do_syscall_64+0x44/0xd0 [ 467.425347][ T3537] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 467.431393][ T3537] dump_stack+0x15/0x17 [ 467.435531][ T3537] should_fail+0x3c0/0x510 [ 467.439931][ T3537] ? kvasprintf_const+0x139/0x180 [ 467.444963][ T3537] __should_failslab+0x9f/0xe0 [ 467.449722][ T3537] should_failslab+0x9/0x20 [ 467.454204][ T3537] __kmalloc_track_caller+0x6c/0x350 [ 467.459508][ T3537] kstrdup_const+0x55/0x90 [ 467.464170][ T3537] kvasprintf_const+0x139/0x180 [ 467.469010][ T3537] kobject_set_name_vargs+0x61/0x120 [ 467.474363][ T3537] kobject_init_and_add+0xdb/0x190 [ 467.479638][ T3537] ? __kasan_check_write+0x14/0x20 [ 467.484727][ T3537] ? kobject_add+0x210/0x210 [ 467.489304][ T3537] ? inode_init_always+0x760/0x9b0 [ 467.494394][ T3537] ? _raw_spin_unlock+0x4d/0x70 [ 467.499581][ T3537] ? _raw_spin_unlock+0x4d/0x70 [ 467.504504][ T3537] erofs_register_sysfs+0xd1/0x130 [ 467.509596][ T3537] erofs_fc_fill_super+0x95c/0x1180 [ 467.514869][ T3537] get_tree_bdev+0x417/0x640 [ 467.519460][ T3537] ? erofs_release_device_info+0x90/0x90 [ 467.525097][ T3537] erofs_fc_get_tree+0x1c/0x20 [ 467.529889][ T3537] vfs_get_tree+0x88/0x290 [ 467.534296][ T3537] do_new_mount+0x289/0xad0 [ 467.538943][ T3537] ? do_move_mount_old+0x160/0x160 [ 467.544121][ T3537] ? security_capable+0xb2/0xd0 [ 467.548952][ T3537] ? ns_capable+0x8a/0xf0 [ 467.553264][ T3537] path_mount+0x60b/0x1050 [ 467.557664][ T3537] __se_sys_mount+0x2d2/0x3c0 [ 467.562337][ T3537] ? __x64_sys_mount+0xd0/0xd0 [ 467.567169][ T3537] __x64_sys_mount+0xbf/0xd0 [ 467.571744][ T3537] do_syscall_64+0x44/0xd0 [ 467.576140][ T3537] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 467.582193][ T3537] RIP: 0033:0x7f211b962c9a [ 467.586592][ T3537] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 467.606351][ T3537] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 467.614742][ T3537] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 467.622778][ T3537] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 467.630728][ T3537] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 467.638690][ T3537] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 467.646900][ T3537] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 467.654860][ T3537] [ 467.658133][ T3537] kobject: can not set name properly! [ 467.666313][ T3539] loop4: detected capacity change from 0 to 16 [ 467.673133][ T3539] FAULT_INJECTION: forcing a failure. [ 467.673133][ T3539] name failslab, interval 1, probability 0, space 0, times 0 [ 467.685860][ T3539] CPU: 1 PID: 3539 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 467.696626][ T3539] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 467.706683][ T3539] Call Trace: [ 467.709952][ T3539] [ 467.712865][ T3539] dump_stack_lvl+0x151/0x1b7 [ 467.717535][ T3539] ? bfq_pos_tree_add_move+0x43e/0x43e [ 467.723061][ T3539] ? get_tree_bdev+0x417/0x640 [ 467.727799][ T3539] ? vfs_get_tree+0x88/0x290 [ 467.732365][ T3539] ? do_new_mount+0x289/0xad0 [ 467.737129][ T3539] ? path_mount+0x60b/0x1050 [ 467.741696][ T3539] ? __x64_sys_mount+0xbf/0xd0 [ 467.746435][ T3539] ? do_syscall_64+0x44/0xd0 [ 467.750998][ T3539] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 467.757039][ T3539] dump_stack+0x15/0x17 [ 467.761259][ T3539] should_fail+0x3c0/0x510 [ 467.765655][ T3539] ? kvasprintf_const+0x139/0x180 [ 467.770666][ T3539] __should_failslab+0x9f/0xe0 [ 467.775509][ T3539] should_failslab+0x9/0x20 [ 467.779990][ T3539] __kmalloc_track_caller+0x6c/0x350 [ 467.785253][ T3539] kstrdup_const+0x55/0x90 [ 467.789648][ T3539] kvasprintf_const+0x139/0x180 [ 467.794474][ T3539] kobject_set_name_vargs+0x61/0x120 [ 467.799733][ T3539] kobject_init_and_add+0xdb/0x190 [ 467.804819][ T3539] ? __kasan_check_write+0x14/0x20 [ 467.809910][ T3539] ? kobject_add+0x210/0x210 [ 467.814489][ T3539] ? inode_init_always+0x760/0x9b0 [ 467.819606][ T3539] ? _raw_spin_unlock+0x4d/0x70 [ 467.824441][ T3539] ? _raw_spin_unlock+0x4d/0x70 [ 467.829267][ T3539] erofs_register_sysfs+0xd1/0x130 [ 467.834378][ T3539] erofs_fc_fill_super+0x95c/0x1180 [ 467.839553][ T3539] get_tree_bdev+0x417/0x640 [ 467.844117][ T3539] ? erofs_release_device_info+0x90/0x90 [ 467.849757][ T3539] erofs_fc_get_tree+0x1c/0x20 [ 467.854495][ T3539] vfs_get_tree+0x88/0x290 [ 467.858978][ T3539] do_new_mount+0x289/0xad0 [ 467.863458][ T3539] ? do_move_mount_old+0x160/0x160 [ 467.868542][ T3539] ? security_capable+0xb2/0xd0 [ 467.873366][ T3539] ? ns_capable+0x8a/0xf0 [ 467.877672][ T3539] path_mount+0x60b/0x1050 [ 467.882062][ T3539] __se_sys_mount+0x2d2/0x3c0 [ 467.886715][ T3539] ? __x64_sys_mount+0xd0/0xd0 [ 467.891454][ T3539] __x64_sys_mount+0xbf/0xd0 [ 467.896018][ T3539] do_syscall_64+0x44/0xd0 [ 467.900410][ T3539] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 467.906284][ T3539] RIP: 0033:0x7f211b962c9a [ 467.910681][ T3539] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 467.930264][ T3539] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 467.938654][ T3539] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 467.946602][ T3539] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 467.954547][ T3539] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 467.962494][ T3539] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 467.970442][ T3539] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 467.978391][ T3539] [ 467.981591][ T3539] kobject: can not set name properly! [ 467.986697][ T3541] loop2: detected capacity change from 0 to 16 [ 467.993106][ T3543] loop0: detected capacity change from 0 to 16 [ 467.997552][ T3541] FAULT_INJECTION: forcing a failure. [ 467.997552][ T3541] name failslab, interval 1, probability 0, space 0, times 0 [ 468.001725][ T3543] FAULT_INJECTION: forcing a failure. [ 468.001725][ T3543] name failslab, interval 1, probability 0, space 0, times 0 [ 468.012542][ T3545] loop1: detected capacity change from 0 to 16 [ 468.025553][ T3543] CPU: 0 PID: 3543 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 468.041427][ T3543] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 468.051478][ T3543] Call Trace: [ 468.054758][ T3543] [ 468.057692][ T3543] dump_stack_lvl+0x151/0x1b7 [ 468.062375][ T3543] ? bfq_pos_tree_add_move+0x43e/0x43e [ 468.067839][ T3543] ? get_tree_bdev+0x417/0x640 [ 468.072611][ T3543] ? vfs_get_tree+0x88/0x290 [ 468.077207][ T3543] ? do_new_mount+0x289/0xad0 [ 468.081890][ T3543] ? path_mount+0x60b/0x1050 [ 468.086486][ T3543] ? __x64_sys_mount+0xbf/0xd0 [ 468.091263][ T3543] ? do_syscall_64+0x44/0xd0 [ 468.095736][ T3545] FAULT_INJECTION: forcing a failure. [ 468.095736][ T3545] name failslab, interval 1, probability 0, space 0, times 0 [ 468.095861][ T3543] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 468.114482][ T3543] dump_stack+0x15/0x17 [ 468.118646][ T3543] should_fail+0x3c0/0x510 [ 468.123070][ T3543] ? kvasprintf_const+0x139/0x180 [ 468.128100][ T3543] __should_failslab+0x9f/0xe0 [ 468.132869][ T3543] should_failslab+0x9/0x20 [ 468.137460][ T3543] __kmalloc_track_caller+0x6c/0x350 [ 468.142745][ T3543] kstrdup_const+0x55/0x90 [ 468.147178][ T3543] kvasprintf_const+0x139/0x180 [ 468.152032][ T3543] kobject_set_name_vargs+0x61/0x120 [ 468.157324][ T3543] kobject_init_and_add+0xdb/0x190 [ 468.162521][ T3543] ? __kasan_check_write+0x14/0x20 [ 468.167626][ T3543] ? kobject_add+0x210/0x210 [ 468.172231][ T3543] ? inode_init_always+0x760/0x9b0 [ 468.177421][ T3543] ? _raw_spin_unlock+0x4d/0x70 [ 468.182275][ T3543] ? _raw_spin_unlock+0x4d/0x70 [ 468.187112][ T3543] erofs_register_sysfs+0xd1/0x130 [ 468.192210][ T3543] erofs_fc_fill_super+0x95c/0x1180 [ 468.197401][ T3543] get_tree_bdev+0x417/0x640 [ 468.201975][ T3543] ? erofs_release_device_info+0x90/0x90 [ 468.207595][ T3543] erofs_fc_get_tree+0x1c/0x20 [ 468.212344][ T3543] vfs_get_tree+0x88/0x290 [ 468.216750][ T3543] do_new_mount+0x289/0xad0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 468.221242][ T3543] ? do_move_mount_old+0x160/0x160 [ 468.226343][ T3543] ? security_capable+0xb2/0xd0 [ 468.231183][ T3543] ? ns_capable+0x8a/0xf0 [ 468.235498][ T3543] path_mount+0x60b/0x1050 [ 468.239905][ T3543] __se_sys_mount+0x2d2/0x3c0 [ 468.244573][ T3543] ? __x64_sys_mount+0xd0/0xd0 [ 468.249326][ T3543] ? sched_clock_cpu+0x18/0x3b0 [ 468.254172][ T3543] __x64_sys_mount+0xbf/0xd0 [ 468.258751][ T3543] do_syscall_64+0x44/0xd0 [ 468.263165][ T3543] ? irqentry_exit+0x12/0x40 [ 468.267740][ T3543] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 468.273709][ T3543] RIP: 0033:0x7f211b962c9a [ 468.278120][ T3543] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 468.297728][ T3543] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 468.306137][ T3543] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 468.314099][ T3543] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 468.322059][ T3543] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 468.330032][ T3543] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 468.338005][ T3543] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 468.345974][ T3543] [ 468.348982][ T3545] CPU: 1 PID: 3545 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 468.359913][ T3545] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 468.369959][ T3545] Call Trace: [ 468.373226][ T3545] [ 468.376150][ T3545] dump_stack_lvl+0x151/0x1b7 [ 468.380812][ T3545] ? bfq_pos_tree_add_move+0x43e/0x43e [ 468.386250][ T3545] ? _raw_spin_lock+0xa3/0x1b0 [ 468.391015][ T3545] dump_stack+0x15/0x17 [ 468.395152][ T3545] should_fail+0x3c0/0x510 [ 468.399551][ T3545] __should_failslab+0x9f/0xe0 [ 468.404298][ T3545] should_failslab+0x9/0x20 [ 468.408782][ T3545] kmem_cache_alloc+0x4f/0x2f0 [ 468.413530][ T3545] ? erofs_alloc_inode+0x1b/0x50 [ 468.418452][ T3545] ? __kasan_check_write+0x14/0x20 [ 468.423550][ T3545] ? _erofs_info+0x190/0x190 [ 468.428120][ T3545] erofs_alloc_inode+0x1b/0x50 [ 468.432866][ T3545] ? _erofs_info+0x190/0x190 [ 468.437435][ T3545] new_inode_pseudo+0x64/0x220 [ 468.442184][ T3545] new_inode+0x28/0x1c0 [ 468.446317][ T3545] ? _raw_spin_unlock+0x4d/0x70 [ 468.451183][ T3545] ? erofs_shrinker_register+0xfb/0x110 [ 468.456713][ T3545] erofs_fc_fill_super+0x867/0x1180 [ 468.461893][ T3545] get_tree_bdev+0x417/0x640 [ 468.466462][ T3545] ? erofs_release_device_info+0x90/0x90 [ 468.472167][ T3545] erofs_fc_get_tree+0x1c/0x20 [ 468.476911][ T3545] vfs_get_tree+0x88/0x290 [ 468.481309][ T3545] do_new_mount+0x289/0xad0 [ 468.485796][ T3545] ? do_move_mount_old+0x160/0x160 [ 468.490890][ T3545] ? security_capable+0xb2/0xd0 [ 468.495726][ T3545] ? ns_capable+0x8a/0xf0 [ 468.500038][ T3545] path_mount+0x60b/0x1050 [ 468.504436][ T3545] __se_sys_mount+0x2d2/0x3c0 [ 468.509126][ T3545] ? __x64_sys_mount+0xd0/0xd0 [ 468.513873][ T3545] __x64_sys_mount+0xbf/0xd0 [ 468.518446][ T3545] do_syscall_64+0x44/0xd0 [ 468.522846][ T3545] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 468.528723][ T3545] RIP: 0033:0x7f211b962c9a [ 468.533120][ T3545] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 468.552703][ T3545] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 468.561107][ T3545] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 468.569059][ T3545] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 468.577107][ T3545] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 468.585059][ T3545] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 468.593031][ T3545] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 468.600990][ T3545] [ 468.605567][ T3548] loop3: detected capacity change from 0 to 16 [ 468.608708][ T3541] CPU: 1 PID: 3541 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 468.612515][ T3548] FAULT_INJECTION: forcing a failure. [ 468.612515][ T3548] name failslab, interval 1, probability 0, space 0, times 0 [ 468.622558][ T3541] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 468.622571][ T3541] Call Trace: [ 468.622577][ T3541] [ 468.622581][ T3541] dump_stack_lvl+0x151/0x1b7 [ 468.622602][ T3541] ? bfq_pos_tree_add_move+0x43e/0x43e [ 468.622618][ T3541] dump_stack+0x15/0x17 [ 468.622632][ T3541] should_fail+0x3c0/0x510 [ 468.670064][ T3541] __should_failslab+0x9f/0xe0 [ 468.674840][ T3541] should_failslab+0x9/0x20 [ 468.679376][ T3541] kmem_cache_alloc+0x4f/0x2f0 [ 468.684135][ T3541] ? from_kuid_munged+0x7b0/0x7b0 [ 468.689238][ T3541] ? security_inode_alloc+0x29/0x140 [ 468.694598][ T3541] security_inode_alloc+0x29/0x140 [ 468.699707][ T3541] inode_init_always+0x749/0x9b0 [ 468.704655][ T3541] ? _erofs_info+0x190/0x190 [ 468.709255][ T3541] new_inode_pseudo+0x93/0x220 [ 468.714014][ T3541] new_inode+0x28/0x1c0 [ 468.718159][ T3541] ? _raw_spin_unlock+0x4d/0x70 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 468.723005][ T3541] ? erofs_shrinker_register+0xfb/0x110 [ 468.728544][ T3541] erofs_fc_fill_super+0x867/0x1180 [ 468.733748][ T3541] get_tree_bdev+0x417/0x640 [ 468.738332][ T3541] ? erofs_release_device_info+0x90/0x90 [ 468.743958][ T3541] erofs_fc_get_tree+0x1c/0x20 [ 468.748718][ T3541] vfs_get_tree+0x88/0x290 [ 468.753132][ T3541] do_new_mount+0x289/0xad0 [ 468.757624][ T3541] ? do_move_mount_old+0x160/0x160 [ 468.762722][ T3541] ? security_capable+0xb2/0xd0 [ 468.767560][ T3541] ? ns_capable+0x8a/0xf0 [ 468.771878][ T3541] path_mount+0x60b/0x1050 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 468.776283][ T3541] __se_sys_mount+0x2d2/0x3c0 [ 468.780946][ T3541] ? __x64_sys_mount+0xd0/0xd0 [ 468.785699][ T3541] __x64_sys_mount+0xbf/0xd0 [ 468.790278][ T3541] do_syscall_64+0x44/0xd0 [ 468.794691][ T3541] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 468.800576][ T3541] RIP: 0033:0x7f211b962c9a [ 468.804977][ T3541] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 468.824668][ T3541] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 468.833086][ T3541] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 468.841065][ T3541] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 468.849025][ T3541] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 468.856992][ T3541] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 468.864974][ T3541] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 468.872939][ T3541] [ 468.875953][ T3548] CPU: 0 PID: 3548 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 468.877073][ T3549] loop5: detected capacity change from 0 to 16 [ 468.886709][ T3548] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 468.886721][ T3548] Call Trace: [ 468.886726][ T3548] [ 468.886731][ T3548] dump_stack_lvl+0x151/0x1b7 [ 468.886751][ T3548] ? bfq_pos_tree_add_move+0x43e/0x43e [ 468.886765][ T3548] ? _raw_spin_lock+0xa3/0x1b0 [ 468.886783][ T3548] dump_stack+0x15/0x17 [ 468.886797][ T3548] should_fail+0x3c0/0x510 [ 468.886818][ T3548] __should_failslab+0x9f/0xe0 [ 468.886834][ T3548] should_failslab+0x9/0x20 [ 468.897207][ T3543] kobject: can not set name properly! [ 468.903003][ T3548] kmem_cache_alloc+0x4f/0x2f0 [ 468.903031][ T3548] ? erofs_alloc_inode+0x1b/0x50 [ 468.903045][ T3548] ? __kasan_check_write+0x14/0x20 [ 468.903060][ T3548] ? _erofs_info+0x190/0x190 [ 468.903073][ T3548] erofs_alloc_inode+0x1b/0x50 [ 468.914393][ T3549] FAULT_INJECTION: forcing a failure. [ 468.914393][ T3549] name failslab, interval 1, probability 0, space 0, times 0 [ 468.919356][ T3548] ? _erofs_info+0x190/0x190 [ 468.919377][ T3548] new_inode_pseudo+0x64/0x220 [ 468.919393][ T3548] new_inode+0x28/0x1c0 [ 468.919407][ T3548] ? _raw_spin_unlock+0x4d/0x70 [ 468.919424][ T3548] ? erofs_shrinker_register+0xfb/0x110 [ 469.007725][ T3548] erofs_fc_fill_super+0x867/0x1180 [ 469.012922][ T3548] get_tree_bdev+0x417/0x640 [ 469.017500][ T3548] ? erofs_release_device_info+0x90/0x90 [ 469.023125][ T3548] erofs_fc_get_tree+0x1c/0x20 [ 469.027877][ T3548] vfs_get_tree+0x88/0x290 [ 469.032297][ T3548] do_new_mount+0x289/0xad0 [ 469.036802][ T3548] ? do_move_mount_old+0x160/0x160 [ 469.041908][ T3548] ? security_capable+0xb2/0xd0 [ 469.046745][ T3548] ? ns_capable+0x8a/0xf0 [ 469.051062][ T3548] path_mount+0x60b/0x1050 [ 469.055465][ T3548] __se_sys_mount+0x2d2/0x3c0 [ 469.060134][ T3548] ? __x64_sys_mount+0xd0/0xd0 [ 469.064889][ T3548] __x64_sys_mount+0xbf/0xd0 [ 469.069469][ T3548] do_syscall_64+0x44/0xd0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 469.073873][ T3548] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 469.079758][ T3548] RIP: 0033:0x7f211b962c9a [ 469.084163][ T3548] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 469.103757][ T3548] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 469.112165][ T3548] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 469.120120][ T3548] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 469.128167][ T3548] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 469.136121][ T3548] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 469.144090][ T3548] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 469.152048][ T3548] [ 469.155988][ T3549] CPU: 0 PID: 3549 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 469.157025][ T3551] loop4: detected capacity change from 0 to 16 [ 469.166750][ T3549] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 469.166761][ T3549] Call Trace: [ 469.166766][ T3549] [ 469.166771][ T3549] dump_stack_lvl+0x151/0x1b7 [ 469.166792][ T3549] ? bfq_pos_tree_add_move+0x43e/0x43e [ 469.166806][ T3549] ? _raw_spin_lock+0xa3/0x1b0 [ 469.166823][ T3549] dump_stack+0x15/0x17 [ 469.166837][ T3549] should_fail+0x3c0/0x510 [ 469.173782][ T3551] FAULT_INJECTION: forcing a failure. [ 469.173782][ T3551] name failslab, interval 1, probability 0, space 0, times 0 [ 469.183096][ T3549] __should_failslab+0x9f/0xe0 [ 469.183119][ T3549] should_failslab+0x9/0x20 [ 469.183132][ T3549] kmem_cache_alloc+0x4f/0x2f0 [ 469.183148][ T3549] ? erofs_alloc_inode+0x1b/0x50 [ 469.183161][ T3549] ? __kasan_check_write+0x14/0x20 [ 469.249152][ T3549] ? _erofs_info+0x190/0x190 [ 469.253827][ T3549] erofs_alloc_inode+0x1b/0x50 [ 469.258579][ T3549] ? _erofs_info+0x190/0x190 [ 469.263156][ T3549] new_inode_pseudo+0x64/0x220 [ 469.267923][ T3549] new_inode+0x28/0x1c0 [ 469.272081][ T3549] ? _raw_spin_unlock+0x4d/0x70 [ 469.276921][ T3549] ? erofs_shrinker_register+0xfb/0x110 [ 469.282457][ T3549] erofs_fc_fill_super+0x867/0x1180 [ 469.287650][ T3549] get_tree_bdev+0x417/0x640 [ 469.292242][ T3549] ? erofs_release_device_info+0x90/0x90 [ 469.297855][ T3549] erofs_fc_get_tree+0x1c/0x20 [ 469.302599][ T3549] vfs_get_tree+0x88/0x290 [ 469.306996][ T3549] do_new_mount+0x289/0xad0 [ 469.311484][ T3549] ? do_move_mount_old+0x160/0x160 [ 469.316578][ T3549] ? security_capable+0xb2/0xd0 [ 469.321418][ T3549] ? ns_capable+0x8a/0xf0 [ 469.325729][ T3549] path_mount+0x60b/0x1050 [ 469.330135][ T3549] __se_sys_mount+0x2d2/0x3c0 [ 469.334827][ T3549] ? __x64_sys_mount+0xd0/0xd0 [ 469.339585][ T3549] ? vfs_mkdir+0x580/0x580 [ 469.343981][ T3549] __x64_sys_mount+0xbf/0xd0 [ 469.348552][ T3549] do_syscall_64+0x44/0xd0 [ 469.352963][ T3549] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 469.358841][ T3549] RIP: 0033:0x7f211b962c9a [ 469.363245][ T3549] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 469.382848][ T3549] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 469.391256][ T3549] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 469.399215][ T3549] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 469.407167][ T3549] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 469.415122][ T3549] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 469.423074][ T3549] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 469.431030][ T3549] [ 469.434919][ T3551] CPU: 0 PID: 3551 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 469.445685][ T3551] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 469.455734][ T3551] Call Trace: [ 469.458997][ T3551] [ 469.462044][ T3551] dump_stack_lvl+0x151/0x1b7 [ 469.466726][ T3551] ? bfq_pos_tree_add_move+0x43e/0x43e [ 469.472192][ T3551] ? get_tree_bdev+0x417/0x640 [ 469.476959][ T3551] ? vfs_get_tree+0x88/0x290 [ 469.481532][ T3551] ? do_new_mount+0x289/0xad0 [ 469.486191][ T3551] ? path_mount+0x60b/0x1050 [ 469.490766][ T3551] ? __x64_sys_mount+0xbf/0xd0 [ 469.495512][ T3551] ? do_syscall_64+0x44/0xd0 [ 469.500087][ T3551] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 469.506135][ T3551] dump_stack+0x15/0x17 [ 469.510275][ T3551] should_fail+0x3c0/0x510 [ 469.514687][ T3551] ? kvasprintf_const+0x139/0x180 [ 469.519732][ T3551] __should_failslab+0x9f/0xe0 [ 469.524499][ T3551] should_failslab+0x9/0x20 [ 469.528987][ T3551] __kmalloc_track_caller+0x6c/0x350 [ 469.534256][ T3551] kstrdup_const+0x55/0x90 [ 469.538654][ T3551] kvasprintf_const+0x139/0x180 [ 469.543488][ T3551] kobject_set_name_vargs+0x61/0x120 [ 469.548757][ T3551] kobject_init_and_add+0xdb/0x190 [ 469.553846][ T3551] ? __kasan_check_write+0x14/0x20 [ 469.559026][ T3551] ? kobject_add+0x210/0x210 [ 469.563682][ T3551] ? inode_init_always+0x760/0x9b0 [ 469.568791][ T3551] ? _raw_spin_unlock+0x4d/0x70 [ 469.573623][ T3551] ? _raw_spin_unlock+0x4d/0x70 [ 469.578468][ T3551] erofs_register_sysfs+0xd1/0x130 [ 469.583587][ T3551] erofs_fc_fill_super+0x95c/0x1180 [ 469.588772][ T3551] get_tree_bdev+0x417/0x640 [ 469.593430][ T3551] ? erofs_release_device_info+0x90/0x90 [ 469.599048][ T3551] erofs_fc_get_tree+0x1c/0x20 [ 469.603874][ T3551] vfs_get_tree+0x88/0x290 [ 469.608274][ T3551] do_new_mount+0x289/0xad0 [ 469.612760][ T3551] ? do_move_mount_old+0x160/0x160 [ 469.617854][ T3551] ? security_capable+0xb2/0xd0 [ 469.622683][ T3551] ? ns_capable+0x8a/0xf0 [ 469.627121][ T3551] path_mount+0x60b/0x1050 [ 469.631537][ T3551] __se_sys_mount+0x2d2/0x3c0 [ 469.636214][ T3551] ? __x64_sys_mount+0xd0/0xd0 [ 469.640980][ T3551] __x64_sys_mount+0xbf/0xd0 [ 469.645560][ T3551] do_syscall_64+0x44/0xd0 [ 469.649959][ T3551] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 469.655920][ T3551] RIP: 0033:0x7f211b962c9a [ 469.660319][ T3551] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 469.679902][ T3551] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 469.688305][ T3551] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 469.696266][ T3551] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 469.704217][ T3551] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 469.712169][ T3551] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 469.720128][ T3551] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 469.728096][ T3551] [ 469.731222][ T3551] kobject: can not set name properly! [ 469.766701][ T3553] loop0: detected capacity change from 0 to 16 [ 469.774292][ T3553] FAULT_INJECTION: forcing a failure. [ 469.774292][ T3553] name failslab, interval 1, probability 0, space 0, times 0 [ 469.781949][ T3555] loop1: detected capacity change from 0 to 16 [ 469.788634][ T3559] loop3: detected capacity change from 0 to 16 [ 469.795724][ T3560] loop5: detected capacity change from 0 to 16 [ 469.799672][ T3553] CPU: 0 PID: 3553 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 469.810191][ T3561] loop4: detected capacity change from 0 to 16 [ 469.816746][ T3553] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 469.816759][ T3553] Call Trace: [ 469.816764][ T3553] [ 469.816770][ T3553] dump_stack_lvl+0x151/0x1b7 [ 469.816801][ T3553] ? bfq_pos_tree_add_move+0x43e/0x43e [ 469.816817][ T3553] ? get_tree_bdev+0x417/0x640 [ 469.816830][ T3553] ? vfs_get_tree+0x88/0x290 [ 469.816843][ T3553] ? do_new_mount+0x289/0xad0 [ 469.823871][ T3555] FAULT_INJECTION: forcing a failure. [ 469.823871][ T3555] name failslab, interval 1, probability 0, space 0, times 0 [ 469.833411][ T3553] ? path_mount+0x60b/0x1050 [ 469.833445][ T3553] ? __x64_sys_mount+0xbf/0xd0 [ 469.833461][ T3553] ? do_syscall_64+0x44/0xd0 [ 469.833475][ T3553] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 469.833495][ T3553] dump_stack+0x15/0x17 [ 469.833510][ T3553] should_fail+0x3c0/0x510 [ 469.837328][ T3560] FAULT_INJECTION: forcing a failure. [ 469.837328][ T3560] name failslab, interval 1, probability 0, space 0, times 0 [ 469.840152][ T3553] ? kvasprintf_const+0x139/0x180 [ 469.844982][ T3559] FAULT_INJECTION: forcing a failure. [ 469.844982][ T3559] name failslab, interval 1, probability 0, space 0, times 0 [ 469.850250][ T3553] __should_failslab+0x9f/0xe0 [ 469.855287][ T3561] FAULT_INJECTION: forcing a failure. [ 469.855287][ T3561] name failslab, interval 1, probability 0, space 0, times 0 [ 469.859657][ T3553] should_failslab+0x9/0x20 [ 469.859676][ T3553] __kmalloc_track_caller+0x6c/0x350 [ 469.859695][ T3553] kstrdup_const+0x55/0x90 [ 469.967540][ T3553] kvasprintf_const+0x139/0x180 [ 469.972387][ T3553] kobject_set_name_vargs+0x61/0x120 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 469.977658][ T3553] kobject_init_and_add+0xdb/0x190 [ 469.982752][ T3553] ? __kasan_check_write+0x14/0x20 [ 469.987856][ T3553] ? kobject_add+0x210/0x210 [ 469.992556][ T3553] ? inode_init_always+0x760/0x9b0 [ 469.997666][ T3553] ? _raw_spin_unlock+0x4d/0x70 [ 470.002527][ T3553] ? _raw_spin_unlock+0x4d/0x70 [ 470.007373][ T3553] erofs_register_sysfs+0xd1/0x130 [ 470.012481][ T3553] erofs_fc_fill_super+0x95c/0x1180 [ 470.017930][ T3553] get_tree_bdev+0x417/0x640 [ 470.022507][ T3553] ? erofs_release_device_info+0x90/0x90 [ 470.028126][ T3553] erofs_fc_get_tree+0x1c/0x20 [ 470.033327][ T3553] vfs_get_tree+0x88/0x290 [ 470.037727][ T3553] do_new_mount+0x289/0xad0 [ 470.042231][ T3553] ? do_move_mount_old+0x160/0x160 [ 470.047338][ T3553] ? security_capable+0xb2/0xd0 [ 470.052279][ T3553] ? ns_capable+0x8a/0xf0 [ 470.056610][ T3553] path_mount+0x60b/0x1050 [ 470.061107][ T3553] __se_sys_mount+0x2d2/0x3c0 [ 470.065771][ T3553] ? __x64_sys_mount+0xd0/0xd0 [ 470.070521][ T3553] __x64_sys_mount+0xbf/0xd0 [ 470.075099][ T3553] do_syscall_64+0x44/0xd0 [ 470.079510][ T3553] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 470.085394][ T3553] RIP: 0033:0x7f211b962c9a [ 470.089882][ T3553] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 470.109473][ T3553] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 470.117873][ T3553] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 470.126010][ T3553] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 470.134238][ T3553] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 470.142201][ T3553] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 470.150685][ T3553] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 470.159024][ T3553] [ 470.162042][ T3561] CPU: 1 PID: 3561 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 470.162664][ T3553] kobject: can not set name properly! [ 470.173080][ T3561] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 470.173095][ T3561] Call Trace: [ 470.173100][ T3561] [ 470.173106][ T3561] dump_stack_lvl+0x151/0x1b7 [ 470.173128][ T3561] ? bfq_pos_tree_add_move+0x43e/0x43e [ 470.205316][ T3561] ? get_tree_bdev+0x417/0x640 [ 470.210074][ T3561] ? vfs_get_tree+0x88/0x290 [ 470.214660][ T3561] ? do_new_mount+0x289/0xad0 [ 470.219349][ T3561] ? path_mount+0x60b/0x1050 [ 470.224030][ T3561] ? __x64_sys_mount+0xbf/0xd0 [ 470.228790][ T3561] ? do_syscall_64+0x44/0xd0 [ 470.233454][ T3561] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 470.239508][ T3561] dump_stack+0x15/0x17 [ 470.243652][ T3561] should_fail+0x3c0/0x510 [ 470.248080][ T3561] ? kvasprintf_const+0x139/0x180 [ 470.253103][ T3561] __should_failslab+0x9f/0xe0 [ 470.257868][ T3561] should_failslab+0x9/0x20 [ 470.262530][ T3561] __kmalloc_track_caller+0x6c/0x350 [ 470.267799][ T3561] kstrdup_const+0x55/0x90 [ 470.272202][ T3561] kvasprintf_const+0x139/0x180 [ 470.277161][ T3561] kobject_set_name_vargs+0x61/0x120 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 470.282433][ T3561] kobject_init_and_add+0xdb/0x190 [ 470.287621][ T3561] ? __kasan_check_write+0x14/0x20 [ 470.292818][ T3561] ? kobject_add+0x210/0x210 [ 470.297399][ T3561] ? inode_init_always+0x760/0x9b0 [ 470.302495][ T3561] ? _raw_spin_unlock+0x4d/0x70 [ 470.307331][ T3561] ? _raw_spin_unlock+0x4d/0x70 [ 470.312180][ T3561] erofs_register_sysfs+0xd1/0x130 [ 470.317283][ T3561] erofs_fc_fill_super+0x95c/0x1180 [ 470.322466][ T3561] get_tree_bdev+0x417/0x640 [ 470.327127][ T3561] ? erofs_release_device_info+0x90/0x90 [ 470.332741][ T3561] erofs_fc_get_tree+0x1c/0x20 [ 470.337679][ T3561] vfs_get_tree+0x88/0x290 [ 470.342080][ T3561] do_new_mount+0x289/0xad0 [ 470.346568][ T3561] ? do_move_mount_old+0x160/0x160 [ 470.351664][ T3561] ? security_capable+0xb2/0xd0 [ 470.356588][ T3561] ? ns_capable+0x8a/0xf0 [ 470.361163][ T3561] path_mount+0x60b/0x1050 [ 470.365573][ T3561] __se_sys_mount+0x2d2/0x3c0 [ 470.370241][ T3561] ? __x64_sys_mount+0xd0/0xd0 [ 470.374998][ T3561] __x64_sys_mount+0xbf/0xd0 [ 470.379577][ T3561] do_syscall_64+0x44/0xd0 [ 470.384001][ T3561] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 470.389884][ T3561] RIP: 0033:0x7f211b962c9a [ 470.394286][ T3561] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 470.413880][ T3561] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 470.422808][ T3561] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 470.430764][ T3561] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 470.438719][ T3561] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 470.446677][ T3561] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 470.454633][ T3561] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 470.462772][ T3561] [ 470.465775][ T3555] CPU: 0 PID: 3555 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 470.476529][ T3555] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 470.486584][ T3555] Call Trace: [ 470.489864][ T3555] [ 470.492782][ T3555] dump_stack_lvl+0x151/0x1b7 [ 470.497536][ T3555] ? bfq_pos_tree_add_move+0x43e/0x43e [ 470.502986][ T3555] ? get_tree_bdev+0x417/0x640 [ 470.507737][ T3555] ? vfs_get_tree+0x88/0x290 [ 470.512314][ T3555] ? do_new_mount+0x289/0xad0 [ 470.516977][ T3555] ? path_mount+0x60b/0x1050 [ 470.521599][ T3555] ? __x64_sys_mount+0xbf/0xd0 [ 470.526357][ T3555] ? do_syscall_64+0x44/0xd0 [ 470.530950][ T3555] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 470.537199][ T3555] dump_stack+0x15/0x17 [ 470.541352][ T3555] should_fail+0x3c0/0x510 [ 470.545760][ T3555] ? kvasprintf_const+0x139/0x180 [ 470.550777][ T3555] __should_failslab+0x9f/0xe0 [ 470.555527][ T3555] should_failslab+0x9/0x20 [ 470.560013][ T3555] __kmalloc_track_caller+0x6c/0x350 [ 470.565380][ T3555] kstrdup_const+0x55/0x90 [ 470.569801][ T3555] kvasprintf_const+0x139/0x180 [ 470.574647][ T3555] kobject_set_name_vargs+0x61/0x120 [ 470.579919][ T3555] kobject_init_and_add+0xdb/0x190 [ 470.585111][ T3555] ? __kasan_check_write+0x14/0x20 [ 470.590214][ T3555] ? kobject_add+0x210/0x210 [ 470.594805][ T3555] ? inode_init_always+0x760/0x9b0 [ 470.600182][ T3555] ? _raw_spin_unlock+0x4d/0x70 [ 470.605032][ T3555] ? _raw_spin_unlock+0x4d/0x70 [ 470.609870][ T3555] erofs_register_sysfs+0xd1/0x130 [ 470.614967][ T3555] erofs_fc_fill_super+0x95c/0x1180 [ 470.620153][ T3555] get_tree_bdev+0x417/0x640 [ 470.624725][ T3555] ? erofs_release_device_info+0x90/0x90 [ 470.630351][ T3555] erofs_fc_get_tree+0x1c/0x20 [ 470.635100][ T3555] vfs_get_tree+0x88/0x290 [ 470.639534][ T3555] do_new_mount+0x289/0xad0 [ 470.644026][ T3555] ? do_move_mount_old+0x160/0x160 [ 470.649129][ T3555] ? security_capable+0xb2/0xd0 [ 470.653986][ T3555] ? ns_capable+0x8a/0xf0 [ 470.658315][ T3555] path_mount+0x60b/0x1050 [ 470.662898][ T3555] __se_sys_mount+0x2d2/0x3c0 [ 470.667829][ T3555] ? __x64_sys_mount+0xd0/0xd0 [ 470.672581][ T3555] __x64_sys_mount+0xbf/0xd0 [ 470.677159][ T3555] do_syscall_64+0x44/0xd0 [ 470.681591][ T3555] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 470.687472][ T3555] RIP: 0033:0x7f211b962c9a [ 470.691874][ T3555] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 470.711825][ T3555] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 470.720239][ T3555] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 470.728204][ T3555] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 470.736171][ T3555] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 470.744266][ T3555] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 470.752227][ T3555] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 470.760194][ T3555] [ 470.763203][ T3559] CPU: 1 PID: 3559 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 470.774245][ T3559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 470.784321][ T3559] Call Trace: [ 470.787607][ T3559] [ 470.790546][ T3559] dump_stack_lvl+0x151/0x1b7 [ 470.795212][ T3559] ? bfq_pos_tree_add_move+0x43e/0x43e [ 470.800747][ T3559] ? get_tree_bdev+0x417/0x640 [ 470.805665][ T3559] ? vfs_get_tree+0x88/0x290 [ 470.810239][ T3559] ? do_new_mount+0x289/0xad0 [ 470.814895][ T3559] ? path_mount+0x60b/0x1050 [ 470.819479][ T3559] ? __x64_sys_mount+0xbf/0xd0 [ 470.824237][ T3559] ? do_syscall_64+0x44/0xd0 [ 470.828812][ T3559] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 470.835059][ T3559] dump_stack+0x15/0x17 [ 470.839223][ T3559] should_fail+0x3c0/0x510 [ 470.843632][ T3559] ? kvasprintf_const+0x139/0x180 [ 470.848677][ T3559] __should_failslab+0x9f/0xe0 [ 470.853421][ T3559] should_failslab+0x9/0x20 [ 470.857909][ T3559] __kmalloc_track_caller+0x6c/0x350 [ 470.863182][ T3559] kstrdup_const+0x55/0x90 [ 470.867580][ T3559] kvasprintf_const+0x139/0x180 [ 470.872438][ T3559] kobject_set_name_vargs+0x61/0x120 [ 470.877712][ T3559] kobject_init_and_add+0xdb/0x190 [ 470.882808][ T3559] ? __kasan_check_write+0x14/0x20 [ 470.887897][ T3559] ? kobject_add+0x210/0x210 [ 470.892466][ T3559] ? inode_init_always+0x760/0x9b0 [ 470.897557][ T3559] ? _raw_spin_unlock+0x4d/0x70 [ 470.902477][ T3559] ? _raw_spin_unlock+0x4d/0x70 [ 470.907308][ T3559] erofs_register_sysfs+0xd1/0x130 [ 470.912417][ T3559] erofs_fc_fill_super+0x95c/0x1180 [ 470.917680][ T3559] get_tree_bdev+0x417/0x640 [ 470.922250][ T3559] ? erofs_release_device_info+0x90/0x90 [ 470.927864][ T3559] erofs_fc_get_tree+0x1c/0x20 [ 470.932615][ T3559] vfs_get_tree+0x88/0x290 [ 470.937013][ T3559] do_new_mount+0x289/0xad0 [ 470.941507][ T3559] ? do_move_mount_old+0x160/0x160 [ 470.946600][ T3559] ? security_capable+0xb2/0xd0 [ 470.951433][ T3559] ? ns_capable+0x8a/0xf0 [ 470.955877][ T3559] path_mount+0x60b/0x1050 [ 470.960403][ T3559] __se_sys_mount+0x2d2/0x3c0 [ 470.965244][ T3559] ? __x64_sys_mount+0xd0/0xd0 [ 470.969996][ T3559] __x64_sys_mount+0xbf/0xd0 [ 470.974740][ T3559] do_syscall_64+0x44/0xd0 [ 470.979157][ T3559] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 470.985034][ T3559] RIP: 0033:0x7f211b962c9a [ 470.989469][ T3559] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 471.009070][ T3559] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 471.017494][ T3559] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 471.025457][ T3559] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 471.033416][ T3559] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 471.041608][ T3559] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 471.049661][ T3559] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 471.057619][ T3559] [ 471.064518][ T3563] loop2: detected capacity change from 0 to 16 [ 471.069772][ T3560] CPU: 1 PID: 3560 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 471.082029][ T3560] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 471.092092][ T3560] Call Trace: [ 471.095355][ T3560] [ 471.098267][ T3560] dump_stack_lvl+0x151/0x1b7 [ 471.102933][ T3560] ? bfq_pos_tree_add_move+0x43e/0x43e [ 471.108371][ T3560] dump_stack+0x15/0x17 [ 471.112503][ T3560] should_fail+0x3c0/0x510 [ 471.116900][ T3560] __should_failslab+0x9f/0xe0 [ 471.121646][ T3560] should_failslab+0x9/0x20 [ 471.126144][ T3560] kmem_cache_alloc+0x4f/0x2f0 [ 471.130892][ T3560] ? from_kuid_munged+0x7b0/0x7b0 [ 471.135928][ T3560] ? security_inode_alloc+0x29/0x140 [ 471.141451][ T3560] security_inode_alloc+0x29/0x140 [ 471.146821][ T3560] inode_init_always+0x749/0x9b0 [ 471.151741][ T3560] ? _erofs_info+0x190/0x190 [ 471.156327][ T3560] new_inode_pseudo+0x93/0x220 [ 471.161159][ T3560] new_inode+0x28/0x1c0 [ 471.165566][ T3560] ? _raw_spin_unlock+0x4d/0x70 [ 471.170417][ T3560] ? erofs_shrinker_register+0xfb/0x110 [ 471.175958][ T3560] erofs_fc_fill_super+0x867/0x1180 [ 471.181140][ T3560] get_tree_bdev+0x417/0x640 [ 471.185723][ T3560] ? erofs_release_device_info+0x90/0x90 [ 471.191426][ T3560] erofs_fc_get_tree+0x1c/0x20 [ 471.196167][ T3560] vfs_get_tree+0x88/0x290 [ 471.200565][ T3560] do_new_mount+0x289/0xad0 [ 471.205318][ T3560] ? do_move_mount_old+0x160/0x160 [ 471.210437][ T3560] ? security_capable+0xb2/0xd0 [ 471.215282][ T3560] ? ns_capable+0x8a/0xf0 [ 471.219604][ T3560] path_mount+0x60b/0x1050 [ 471.224006][ T3560] __se_sys_mount+0x2d2/0x3c0 [ 471.228852][ T3560] ? __x64_sys_mount+0xd0/0xd0 [ 471.233698][ T3560] __x64_sys_mount+0xbf/0xd0 [ 471.238268][ T3560] do_syscall_64+0x44/0xd0 [ 471.242665][ T3560] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 471.248629][ T3560] RIP: 0033:0x7f211b962c9a [ 471.253117][ T3560] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 471.274135][ T3560] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 471.282557][ T3560] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 471.290540][ T3560] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 471.298632][ T3560] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 471.306778][ T3560] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 471.314733][ T3560] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 471.322694][ T3560] [ 471.330390][ T3555] kobject: can not set name properly! [ 471.335953][ T3563] FAULT_INJECTION: forcing a failure. [ 471.335953][ T3563] name failslab, interval 1, probability 0, space 0, times 0 [ 471.340660][ T3561] kobject: can not set name properly! [ 471.357409][ T3563] CPU: 0 PID: 3563 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 471.365320][ T3559] kobject: can not set name properly! [ 471.368190][ T3563] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 471.368203][ T3563] Call Trace: [ 471.368209][ T3563] [ 471.368214][ T3563] dump_stack_lvl+0x151/0x1b7 [ 471.394433][ T3563] ? bfq_pos_tree_add_move+0x43e/0x43e [ 471.399892][ T3563] ? _raw_spin_lock+0xa3/0x1b0 [ 471.404648][ T3563] dump_stack+0x15/0x17 [ 471.408788][ T3563] should_fail+0x3c0/0x510 [ 471.413189][ T3563] __should_failslab+0x9f/0xe0 [ 471.417949][ T3563] should_failslab+0x9/0x20 [ 471.422457][ T3563] kmem_cache_alloc+0x4f/0x2f0 [ 471.427210][ T3563] ? erofs_alloc_inode+0x1b/0x50 [ 471.432245][ T3563] ? __kasan_check_write+0x14/0x20 [ 471.437400][ T3563] ? _erofs_info+0x190/0x190 [ 471.441996][ T3563] erofs_alloc_inode+0x1b/0x50 [ 471.446761][ T3563] ? _erofs_info+0x190/0x190 [ 471.451337][ T3563] new_inode_pseudo+0x64/0x220 [ 471.456088][ T3563] new_inode+0x28/0x1c0 [ 471.460225][ T3563] ? _raw_spin_unlock+0x4d/0x70 [ 471.465059][ T3563] ? erofs_shrinker_register+0xfb/0x110 [ 471.470589][ T3563] erofs_fc_fill_super+0x867/0x1180 [ 471.475771][ T3563] get_tree_bdev+0x417/0x640 [ 471.480348][ T3563] ? erofs_release_device_info+0x90/0x90 [ 471.485979][ T3563] erofs_fc_get_tree+0x1c/0x20 [ 471.490748][ T3563] vfs_get_tree+0x88/0x290 [ 471.495152][ T3563] do_new_mount+0x289/0xad0 [ 471.499647][ T3563] ? do_move_mount_old+0x160/0x160 [ 471.504744][ T3563] ? security_capable+0xb2/0xd0 [ 471.509575][ T3563] ? ns_capable+0x8a/0xf0 [ 471.513888][ T3563] path_mount+0x60b/0x1050 [ 471.518295][ T3563] __se_sys_mount+0x2d2/0x3c0 [ 471.522960][ T3563] ? __x64_sys_mount+0xd0/0xd0 [ 471.527717][ T3563] __x64_sys_mount+0xbf/0xd0 [ 471.532313][ T3563] do_syscall_64+0x44/0xd0 [ 471.536726][ T3563] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 471.542618][ T3563] RIP: 0033:0x7f211b962c9a [ 471.547022][ T3563] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 471.566617][ T3563] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 471.575024][ T3563] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 471.582989][ T3563] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 471.590968][ T3563] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 471.598932][ T3563] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 471.606914][ T3563] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 471.614877][ T3563] [ 471.619884][ T3565] loop0: detected capacity change from 0 to 16 [ 471.626675][ T3565] FAULT_INJECTION: forcing a failure. [ 471.626675][ T3565] name failslab, interval 1, probability 0, space 0, times 0 [ 471.639892][ T3565] CPU: 0 PID: 3565 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 471.650662][ T3565] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 471.660709][ T3565] Call Trace: [ 471.664162][ T3565] [ 471.667099][ T3565] dump_stack_lvl+0x151/0x1b7 [ 471.671767][ T3565] ? bfq_pos_tree_add_move+0x43e/0x43e [ 471.677208][ T3565] ? get_tree_bdev+0x417/0x640 [ 471.681985][ T3565] ? vfs_get_tree+0x88/0x290 [ 471.686556][ T3565] ? do_new_mount+0x289/0xad0 [ 471.691230][ T3565] ? path_mount+0x60b/0x1050 [ 471.695806][ T3565] ? __x64_sys_mount+0xbf/0xd0 [ 471.700558][ T3565] ? do_syscall_64+0x44/0xd0 [ 471.705327][ T3565] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 471.711484][ T3565] dump_stack+0x15/0x17 [ 471.715623][ T3565] should_fail+0x3c0/0x510 [ 471.720018][ T3565] ? kvasprintf_const+0x139/0x180 [ 471.725038][ T3565] __should_failslab+0x9f/0xe0 [ 471.729782][ T3565] should_failslab+0x9/0x20 [ 471.734263][ T3565] __kmalloc_track_caller+0x6c/0x350 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 471.739624][ T3565] kstrdup_const+0x55/0x90 [ 471.744025][ T3565] kvasprintf_const+0x139/0x180 [ 471.748878][ T3565] kobject_set_name_vargs+0x61/0x120 [ 471.754152][ T3565] kobject_init_and_add+0xdb/0x190 [ 471.759415][ T3565] ? __kasan_check_write+0x14/0x20 [ 471.764671][ T3565] ? kobject_add+0x210/0x210 [ 471.769330][ T3565] ? inode_init_always+0x760/0x9b0 [ 471.774423][ T3565] ? _raw_spin_unlock+0x4d/0x70 [ 471.779254][ T3565] ? _raw_spin_unlock+0x4d/0x70 [ 471.784182][ T3565] erofs_register_sysfs+0xd1/0x130 [ 471.789464][ T3565] erofs_fc_fill_super+0x95c/0x1180 [ 471.794858][ T3565] get_tree_bdev+0x417/0x640 [ 471.799630][ T3565] ? erofs_release_device_info+0x90/0x90 [ 471.805253][ T3565] erofs_fc_get_tree+0x1c/0x20 [ 471.810099][ T3565] vfs_get_tree+0x88/0x290 [ 471.814500][ T3565] do_new_mount+0x289/0xad0 [ 471.818983][ T3565] ? do_move_mount_old+0x160/0x160 [ 471.824069][ T3565] ? security_capable+0xb2/0xd0 [ 471.828898][ T3565] ? ns_capable+0x8a/0xf0 [ 471.833203][ T3565] path_mount+0x60b/0x1050 [ 471.837599][ T3565] __se_sys_mount+0x2d2/0x3c0 [ 471.842250][ T3565] ? __x64_sys_mount+0xd0/0xd0 [ 471.846992][ T3565] __x64_sys_mount+0xbf/0xd0 [ 471.851558][ T3565] do_syscall_64+0x44/0xd0 [ 471.855952][ T3565] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 471.861821][ T3565] RIP: 0033:0x7f211b962c9a [ 471.866213][ T3565] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 471.885792][ T3565] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 471.894182][ T3565] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 471.902130][ T3565] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 471.910077][ T3565] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 471.918024][ T3565] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 471.925968][ T3565] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 471.933916][ T3565] [ 471.937235][ T3565] kobject: can not set name properly! [ 471.944345][ T3567] loop2: detected capacity change from 0 to 16 [ 471.951080][ T3567] FAULT_INJECTION: forcing a failure. [ 471.951080][ T3567] name failslab, interval 1, probability 0, space 0, times 0 [ 471.963895][ T3567] CPU: 1 PID: 3567 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 471.974637][ T3567] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 471.984677][ T3567] Call Trace: [ 471.987940][ T3567] [ 471.990853][ T3567] dump_stack_lvl+0x151/0x1b7 [ 471.995514][ T3567] ? bfq_pos_tree_add_move+0x43e/0x43e [ 472.000950][ T3567] dump_stack+0x15/0x17 [ 472.005109][ T3567] should_fail+0x3c0/0x510 [ 472.009604][ T3567] __should_failslab+0x9f/0xe0 [ 472.014355][ T3567] should_failslab+0x9/0x20 [ 472.018850][ T3567] kmem_cache_alloc+0x4f/0x2f0 [ 472.023681][ T3567] ? from_kuid_munged+0x7b0/0x7b0 [ 472.028683][ T3567] ? security_inode_alloc+0x29/0x140 [ 472.033946][ T3567] security_inode_alloc+0x29/0x140 [ 472.039033][ T3567] inode_init_always+0x749/0x9b0 [ 472.043946][ T3567] ? _erofs_info+0x190/0x190 [ 472.048512][ T3567] new_inode_pseudo+0x93/0x220 [ 472.053260][ T3567] new_inode+0x28/0x1c0 [ 472.057403][ T3567] ? _raw_spin_unlock+0x4d/0x70 [ 472.062240][ T3567] ? erofs_shrinker_register+0xfb/0x110 [ 472.067761][ T3567] erofs_fc_fill_super+0x867/0x1180 [ 472.072935][ T3567] get_tree_bdev+0x417/0x640 [ 472.077503][ T3567] ? erofs_release_device_info+0x90/0x90 [ 472.083112][ T3567] erofs_fc_get_tree+0x1c/0x20 [ 472.087851][ T3567] vfs_get_tree+0x88/0x290 [ 472.092241][ T3567] do_new_mount+0x289/0xad0 [ 472.096721][ T3567] ? do_move_mount_old+0x160/0x160 [ 472.101813][ T3567] ? security_capable+0xb2/0xd0 [ 472.106638][ T3567] ? ns_capable+0x8a/0xf0 [ 472.110942][ T3567] path_mount+0x60b/0x1050 [ 472.115337][ T3567] __se_sys_mount+0x2d2/0x3c0 [ 472.120001][ T3567] ? __x64_sys_mount+0xd0/0xd0 [ 472.124758][ T3567] __x64_sys_mount+0xbf/0xd0 [ 472.129336][ T3567] do_syscall_64+0x44/0xd0 [ 472.133736][ T3567] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 472.139614][ T3567] RIP: 0033:0x7f211b962c9a [ 472.144013][ T3567] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 472.163610][ T3567] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 472.172017][ T3567] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 472.179975][ T3567] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 472.187929][ T3567] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 472.195881][ T3567] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 472.203836][ T3567] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 472.211825][ T3567] [ 472.220287][ T3570] loop4: detected capacity change from 0 to 16 [ 472.220737][ T3571] loop5: detected capacity change from 0 to 16 [ 472.231571][ T3570] FAULT_INJECTION: forcing a failure. [ 472.231571][ T3570] name failslab, interval 1, probability 0, space 0, times 0 [ 472.234377][ T3573] loop3: detected capacity change from 0 to 16 [ 472.247665][ T3570] CPU: 1 PID: 3570 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 472.257168][ T3571] FAULT_INJECTION: forcing a failure. [ 472.257168][ T3571] name failslab, interval 1, probability 0, space 0, times 0 [ 472.262224][ T3570] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 472.262237][ T3570] Call Trace: [ 472.262242][ T3570] [ 472.262248][ T3570] dump_stack_lvl+0x151/0x1b7 [ 472.274976][ T3573] FAULT_INJECTION: forcing a failure. [ 472.274976][ T3573] name failslab, interval 1, probability 0, space 0, times 0 [ 472.284852][ T3570] ? bfq_pos_tree_add_move+0x43e/0x43e [ 472.284872][ T3570] ? get_tree_bdev+0x417/0x640 [ 472.284886][ T3570] ? vfs_get_tree+0x88/0x290 [ 472.323001][ T3570] ? do_new_mount+0x289/0xad0 [ 472.327681][ T3570] ? path_mount+0x60b/0x1050 [ 472.332270][ T3570] ? __x64_sys_mount+0xbf/0xd0 [ 472.337033][ T3570] ? do_syscall_64+0x44/0xd0 [ 472.341613][ T3570] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 472.347670][ T3570] dump_stack+0x15/0x17 [ 472.351820][ T3570] should_fail+0x3c0/0x510 [ 472.356228][ T3570] ? kvasprintf_const+0x139/0x180 [ 472.361245][ T3570] __should_failslab+0x9f/0xe0 [ 472.366004][ T3570] should_failslab+0x9/0x20 [ 472.370493][ T3570] __kmalloc_track_caller+0x6c/0x350 [ 472.375858][ T3570] kstrdup_const+0x55/0x90 [ 472.380270][ T3570] kvasprintf_const+0x139/0x180 [ 472.385126][ T3570] kobject_set_name_vargs+0x61/0x120 [ 472.390438][ T3570] kobject_init_and_add+0xdb/0x190 [ 472.395648][ T3570] ? __kasan_check_write+0x14/0x20 [ 472.400993][ T3570] ? kobject_add+0x210/0x210 [ 472.405597][ T3570] ? inode_init_always+0x760/0x9b0 [ 472.410712][ T3570] ? _raw_spin_unlock+0x4d/0x70 [ 472.415565][ T3570] ? _raw_spin_unlock+0x4d/0x70 [ 472.420490][ T3570] erofs_register_sysfs+0xd1/0x130 [ 472.425590][ T3570] erofs_fc_fill_super+0x95c/0x1180 [ 472.430863][ T3570] get_tree_bdev+0x417/0x640 [ 472.435444][ T3570] ? erofs_release_device_info+0x90/0x90 [ 472.441106][ T3570] erofs_fc_get_tree+0x1c/0x20 [ 472.445871][ T3570] vfs_get_tree+0x88/0x290 [ 472.450293][ T3570] do_new_mount+0x289/0xad0 [ 472.454880][ T3570] ? do_move_mount_old+0x160/0x160 [ 472.460173][ T3570] ? security_capable+0xb2/0xd0 [ 472.465016][ T3570] ? ns_capable+0x8a/0xf0 [ 472.469606][ T3570] path_mount+0x60b/0x1050 [ 472.474108][ T3570] __se_sys_mount+0x2d2/0x3c0 [ 472.478771][ T3570] ? __x64_sys_mount+0xd0/0xd0 [ 472.483523][ T3570] __x64_sys_mount+0xbf/0xd0 [ 472.488097][ T3570] do_syscall_64+0x44/0xd0 [ 472.492718][ T3570] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 472.498619][ T3570] RIP: 0033:0x7f211b962c9a [ 472.503037][ T3570] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 472.522633][ T3570] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 472.531040][ T3570] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 472.539351][ T3570] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 472.547321][ T3570] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 472.555285][ T3570] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 472.563253][ T3570] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 472.571912][ T3570] [ 472.574926][ T3571] CPU: 0 PID: 3571 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 472.575238][ T3570] kobject: can not set name properly! [ 472.585688][ T3571] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 472.585700][ T3571] Call Trace: [ 472.585705][ T3571] [ 472.585710][ T3571] dump_stack_lvl+0x151/0x1b7 [ 472.585733][ T3571] ? bfq_pos_tree_add_move+0x43e/0x43e [ 472.585749][ T3571] ? get_tree_bdev+0x417/0x640 [ 472.585764][ T3571] ? vfs_get_tree+0x88/0x290 [ 472.585779][ T3571] ? do_new_mount+0x289/0xad0 [ 472.585796][ T3571] ? path_mount+0x60b/0x1050 [ 472.636814][ T3571] ? __x64_sys_mount+0xbf/0xd0 [ 472.641850][ T3571] ? do_syscall_64+0x44/0xd0 [ 472.646889][ T3571] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 472.652965][ T3571] dump_stack+0x15/0x17 [ 472.657189][ T3571] should_fail+0x3c0/0x510 [ 472.661675][ T3571] ? kvasprintf_const+0x139/0x180 [ 472.666773][ T3571] __should_failslab+0x9f/0xe0 [ 472.671525][ T3571] should_failslab+0x9/0x20 [ 472.676011][ T3571] __kmalloc_track_caller+0x6c/0x350 [ 472.681279][ T3571] kstrdup_const+0x55/0x90 [ 472.685680][ T3571] kvasprintf_const+0x139/0x180 [ 472.690612][ T3571] kobject_set_name_vargs+0x61/0x120 [ 472.695905][ T3571] kobject_init_and_add+0xdb/0x190 [ 472.701071][ T3571] ? __kasan_check_write+0x14/0x20 [ 472.706183][ T3571] ? kobject_add+0x210/0x210 [ 472.710763][ T3571] ? inode_init_always+0x760/0x9b0 [ 472.715870][ T3571] ? _raw_spin_unlock+0x4d/0x70 [ 472.720702][ T3571] ? _raw_spin_unlock+0x4d/0x70 [ 472.725709][ T3571] erofs_register_sysfs+0xd1/0x130 [ 472.730801][ T3571] erofs_fc_fill_super+0x95c/0x1180 [ 472.736076][ T3571] get_tree_bdev+0x417/0x640 [ 472.741140][ T3571] ? erofs_release_device_info+0x90/0x90 [ 472.746778][ T3571] erofs_fc_get_tree+0x1c/0x20 [ 472.751544][ T3571] vfs_get_tree+0x88/0x290 [ 472.755965][ T3571] do_new_mount+0x289/0xad0 [ 472.760476][ T3571] ? do_move_mount_old+0x160/0x160 [ 472.765597][ T3571] ? security_capable+0xb2/0xd0 [ 472.770495][ T3571] ? ns_capable+0x8a/0xf0 [ 472.774819][ T3571] path_mount+0x60b/0x1050 [ 472.779317][ T3571] __se_sys_mount+0x2d2/0x3c0 [ 472.783983][ T3571] ? __x64_sys_mount+0xd0/0xd0 [ 472.789166][ T3571] __x64_sys_mount+0xbf/0xd0 [ 472.793737][ T3571] do_syscall_64+0x44/0xd0 [ 472.798136][ T3571] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 472.804293][ T3571] RIP: 0033:0x7f211b962c9a [ 472.808702][ T3571] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 472.828482][ T3571] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 472.838081][ T3571] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 472.846522][ T3571] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 472.855033][ T3571] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 472.863097][ T3571] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 472.871251][ T3571] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 472.879250][ T3571] [ 472.884401][ T3575] loop1: detected capacity change from 0 to 16 [ 472.891413][ T3573] CPU: 0 PID: 3573 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 472.895173][ T3577] loop0: detected capacity change from 0 to 16 [ 472.902215][ T3573] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 472.902229][ T3573] Call Trace: [ 472.902234][ T3573] [ 472.902239][ T3573] dump_stack_lvl+0x151/0x1b7 [ 472.909096][ T3571] kobject: can not set name properly! [ 472.918411][ T3573] ? bfq_pos_tree_add_move+0x43e/0x43e [ 472.918436][ T3573] ? get_tree_bdev+0x417/0x640 [ 472.918450][ T3573] ? vfs_get_tree+0x88/0x290 [ 472.922770][ T3575] FAULT_INJECTION: forcing a failure. [ 472.922770][ T3575] name failslab, interval 1, probability 0, space 0, times 0 [ 472.924988][ T3573] ? do_new_mount+0x289/0xad0 [ 472.925010][ T3573] ? path_mount+0x60b/0x1050 [ 472.925025][ T3573] ? __x64_sys_mount+0xbf/0xd0 [ 472.929769][ T3577] FAULT_INJECTION: forcing a failure. [ 472.929769][ T3577] name failslab, interval 1, probability 0, space 0, times 0 [ 472.935045][ T3573] ? do_syscall_64+0x44/0xd0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 472.935063][ T3573] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 473.000198][ T3573] dump_stack+0x15/0x17 [ 473.004442][ T3573] should_fail+0x3c0/0x510 [ 473.008853][ T3573] ? kvasprintf_const+0x139/0x180 [ 473.013870][ T3573] __should_failslab+0x9f/0xe0 [ 473.018647][ T3573] should_failslab+0x9/0x20 [ 473.023232][ T3573] __kmalloc_track_caller+0x6c/0x350 [ 473.028592][ T3573] kstrdup_const+0x55/0x90 [ 473.033031][ T3573] kvasprintf_const+0x139/0x180 [ 473.038061][ T3573] kobject_set_name_vargs+0x61/0x120 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 473.043340][ T3573] kobject_init_and_add+0xdb/0x190 [ 473.048464][ T3573] ? __kasan_check_write+0x14/0x20 [ 473.053573][ T3573] ? kobject_add+0x210/0x210 [ 473.058226][ T3573] ? inode_init_always+0x760/0x9b0 [ 473.063504][ T3573] ? _raw_spin_unlock+0x4d/0x70 [ 473.068346][ T3573] ? _raw_spin_unlock+0x4d/0x70 [ 473.073188][ T3573] erofs_register_sysfs+0xd1/0x130 [ 473.078285][ T3573] erofs_fc_fill_super+0x95c/0x1180 [ 473.083468][ T3573] get_tree_bdev+0x417/0x640 [ 473.088045][ T3573] ? erofs_release_device_info+0x90/0x90 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 473.093665][ T3573] erofs_fc_get_tree+0x1c/0x20 [ 473.098421][ T3573] vfs_get_tree+0x88/0x290 [ 473.102825][ T3573] do_new_mount+0x289/0xad0 [ 473.107755][ T3573] ? do_move_mount_old+0x160/0x160 [ 473.112852][ T3573] ? security_capable+0xb2/0xd0 [ 473.117862][ T3573] ? ns_capable+0x8a/0xf0 [ 473.122275][ T3573] path_mount+0x60b/0x1050 [ 473.126677][ T3573] __se_sys_mount+0x2d2/0x3c0 [ 473.131343][ T3573] ? __x64_sys_mount+0xd0/0xd0 [ 473.136269][ T3573] __x64_sys_mount+0xbf/0xd0 [ 473.141019][ T3573] do_syscall_64+0x44/0xd0 [ 473.145424][ T3573] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 473.151305][ T3573] RIP: 0033:0x7f211b962c9a [ 473.155719][ T3573] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 473.175310][ T3573] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 473.183717][ T3573] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 473.191850][ T3573] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 473.199813][ T3573] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 473.207769][ T3573] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 473.215809][ T3573] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 473.223771][ T3573] [ 473.226783][ T3577] CPU: 1 PID: 3577 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 473.229734][ T3573] kobject: can not set name properly! [ 473.237626][ T3577] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 473.237638][ T3577] Call Trace: [ 473.237644][ T3577] [ 473.237649][ T3577] dump_stack_lvl+0x151/0x1b7 [ 473.237670][ T3577] ? bfq_pos_tree_add_move+0x43e/0x43e [ 473.237687][ T3577] dump_stack+0x15/0x17 [ 473.273759][ T3577] should_fail+0x3c0/0x510 [ 473.278172][ T3577] __should_failslab+0x9f/0xe0 [ 473.282925][ T3577] should_failslab+0x9/0x20 [ 473.287498][ T3577] kmem_cache_alloc+0x4f/0x2f0 [ 473.292342][ T3577] ? from_kuid_munged+0x7b0/0x7b0 [ 473.297368][ T3577] ? security_inode_alloc+0x29/0x140 [ 473.302817][ T3577] security_inode_alloc+0x29/0x140 [ 473.307919][ T3577] inode_init_always+0x749/0x9b0 [ 473.312847][ T3577] ? _erofs_info+0x190/0x190 [ 473.317431][ T3577] new_inode_pseudo+0x93/0x220 [ 473.322206][ T3577] new_inode+0x28/0x1c0 [ 473.326436][ T3577] ? _raw_spin_unlock+0x4d/0x70 [ 473.331362][ T3577] ? erofs_shrinker_register+0xfb/0x110 [ 473.336894][ T3577] erofs_fc_fill_super+0x867/0x1180 [ 473.342190][ T3577] get_tree_bdev+0x417/0x640 [ 473.346784][ T3577] ? erofs_release_device_info+0x90/0x90 [ 473.352406][ T3577] erofs_fc_get_tree+0x1c/0x20 [ 473.357423][ T3577] vfs_get_tree+0x88/0x290 [ 473.361854][ T3577] do_new_mount+0x289/0xad0 [ 473.366355][ T3577] ? do_move_mount_old+0x160/0x160 [ 473.371627][ T3577] ? security_capable+0xb2/0xd0 [ 473.376495][ T3577] ? ns_capable+0x8a/0xf0 [ 473.380846][ T3577] path_mount+0x60b/0x1050 [ 473.385624][ T3577] __se_sys_mount+0x2d2/0x3c0 [ 473.390392][ T3577] ? __x64_sys_mount+0xd0/0xd0 [ 473.395142][ T3577] __x64_sys_mount+0xbf/0xd0 [ 473.399838][ T3577] do_syscall_64+0x44/0xd0 [ 473.404258][ T3577] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 473.410154][ T3577] RIP: 0033:0x7f211b962c9a [ 473.414571][ T3577] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 473.434172][ T3577] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 473.442677][ T3577] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 473.450899][ T3577] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 473.458850][ T3577] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 473.466998][ T3577] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 473.475049][ T3577] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 473.483388][ T3577] [ 473.487409][ T3575] CPU: 1 PID: 3575 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 473.498367][ T3575] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 473.508422][ T3575] Call Trace: [ 473.511696][ T3575] [ 473.514716][ T3575] dump_stack_lvl+0x151/0x1b7 [ 473.519589][ T3575] ? bfq_pos_tree_add_move+0x43e/0x43e [ 473.525044][ T3575] ? get_tree_bdev+0x417/0x640 [ 473.529846][ T3575] ? vfs_get_tree+0x88/0x290 [ 473.534505][ T3575] ? do_new_mount+0x289/0xad0 [ 473.539177][ T3575] ? path_mount+0x60b/0x1050 [ 473.544021][ T3575] ? __x64_sys_mount+0xbf/0xd0 [ 473.548767][ T3575] ? do_syscall_64+0x44/0xd0 [ 473.553353][ T3575] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 473.559405][ T3575] dump_stack+0x15/0x17 [ 473.563541][ T3575] should_fail+0x3c0/0x510 [ 473.567938][ T3575] ? kvasprintf_const+0x139/0x180 [ 473.573117][ T3575] __should_failslab+0x9f/0xe0 [ 473.577860][ T3575] should_failslab+0x9/0x20 [ 473.582343][ T3575] __kmalloc_track_caller+0x6c/0x350 [ 473.587632][ T3575] kstrdup_const+0x55/0x90 [ 473.592031][ T3575] kvasprintf_const+0x139/0x180 [ 473.597133][ T3575] kobject_set_name_vargs+0x61/0x120 [ 473.602398][ T3575] kobject_init_and_add+0xdb/0x190 [ 473.607587][ T3575] ? __kasan_check_write+0x14/0x20 [ 473.612680][ T3575] ? kobject_add+0x210/0x210 [ 473.617251][ T3575] ? inode_init_always+0x760/0x9b0 [ 473.622342][ T3575] ? _raw_spin_unlock+0x4d/0x70 [ 473.627367][ T3575] ? _raw_spin_unlock+0x4d/0x70 [ 473.632719][ T3575] erofs_register_sysfs+0xd1/0x130 [ 473.638249][ T3575] erofs_fc_fill_super+0x95c/0x1180 [ 473.643428][ T3575] get_tree_bdev+0x417/0x640 [ 473.648095][ T3575] ? erofs_release_device_info+0x90/0x90 [ 473.653710][ T3575] erofs_fc_get_tree+0x1c/0x20 [ 473.658468][ T3575] vfs_get_tree+0x88/0x290 [ 473.662904][ T3575] do_new_mount+0x289/0xad0 [ 473.667406][ T3575] ? do_move_mount_old+0x160/0x160 [ 473.672505][ T3575] ? security_capable+0xb2/0xd0 [ 473.677335][ T3575] ? ns_capable+0x8a/0xf0 [ 473.681671][ T3575] path_mount+0x60b/0x1050 [ 473.686330][ T3575] __se_sys_mount+0x2d2/0x3c0 [ 473.691001][ T3575] ? __x64_sys_mount+0xd0/0xd0 [ 473.695758][ T3575] ? vfs_mkdir+0x580/0x580 [ 473.700173][ T3575] __x64_sys_mount+0xbf/0xd0 [ 473.704838][ T3575] do_syscall_64+0x44/0xd0 [ 473.709341][ T3575] ? irqentry_exit+0x12/0x40 [ 473.713984][ T3575] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 473.719888][ T3575] RIP: 0033:0x7f211b962c9a [ 473.724302][ T3575] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 473.743992][ T3575] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 473.752552][ T3575] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 473.760523][ T3575] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 473.768482][ T3575] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 473.776442][ T3575] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 473.784393][ T3575] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 473.792525][ T3575] [ 473.796348][ T3579] loop2: detected capacity change from 0 to 16 [ 473.798215][ T3575] kobject: can not set name properly! [ 473.803342][ T3579] FAULT_INJECTION: forcing a failure. [ 473.803342][ T3579] name failslab, interval 1, probability 0, space 0, times 0 [ 473.820967][ T3579] CPU: 1 PID: 3579 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 473.831734][ T3579] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 473.841787][ T3579] Call Trace: [ 473.845074][ T3579] [ 473.848010][ T3579] dump_stack_lvl+0x151/0x1b7 [ 473.852682][ T3579] ? bfq_pos_tree_add_move+0x43e/0x43e [ 473.858124][ T3579] ? get_tree_bdev+0x417/0x640 [ 473.863368][ T3579] ? vfs_get_tree+0x88/0x290 [ 473.868226][ T3579] ? do_new_mount+0x289/0xad0 [ 473.873120][ T3579] ? path_mount+0x60b/0x1050 [ 473.877712][ T3579] ? __x64_sys_mount+0xbf/0xd0 [ 473.882463][ T3579] ? do_syscall_64+0x44/0xd0 [ 473.887058][ T3579] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 473.893216][ T3579] dump_stack+0x15/0x17 [ 473.897346][ T3579] should_fail+0x3c0/0x510 [ 473.901742][ T3579] ? kvasprintf_const+0x139/0x180 [ 473.906745][ T3579] __should_failslab+0x9f/0xe0 [ 473.911493][ T3579] should_failslab+0x9/0x20 [ 473.916003][ T3579] __kmalloc_track_caller+0x6c/0x350 [ 473.921282][ T3579] kstrdup_const+0x55/0x90 [ 473.925677][ T3579] kvasprintf_const+0x139/0x180 [ 473.930507][ T3579] kobject_set_name_vargs+0x61/0x120 [ 473.935771][ T3579] kobject_init_and_add+0xdb/0x190 [ 473.940858][ T3579] ? __kasan_check_write+0x14/0x20 [ 473.945944][ T3579] ? kobject_add+0x210/0x210 [ 473.950594][ T3579] ? inode_init_always+0x760/0x9b0 [ 473.955783][ T3579] ? _raw_spin_unlock+0x4d/0x70 [ 473.960626][ T3579] ? _raw_spin_unlock+0x4d/0x70 [ 473.965806][ T3579] erofs_register_sysfs+0xd1/0x130 [ 473.970899][ T3579] erofs_fc_fill_super+0x95c/0x1180 [ 473.976074][ T3579] get_tree_bdev+0x417/0x640 [ 473.980643][ T3579] ? erofs_release_device_info+0x90/0x90 [ 473.986302][ T3579] erofs_fc_get_tree+0x1c/0x20 [ 473.991043][ T3579] vfs_get_tree+0x88/0x290 [ 473.995450][ T3579] do_new_mount+0x289/0xad0 [ 474.000230][ T3579] ? do_move_mount_old+0x160/0x160 [ 474.005419][ T3579] ? security_capable+0xb2/0xd0 [ 474.010256][ T3579] ? ns_capable+0x8a/0xf0 [ 474.014564][ T3579] path_mount+0x60b/0x1050 [ 474.018973][ T3579] __se_sys_mount+0x2d2/0x3c0 [ 474.023657][ T3579] ? __x64_sys_mount+0xd0/0xd0 [ 474.028401][ T3579] __x64_sys_mount+0xbf/0xd0 [ 474.033319][ T3579] do_syscall_64+0x44/0xd0 [ 474.037722][ T3579] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 474.043608][ T3579] RIP: 0033:0x7f211b962c9a [ 474.048007][ T3579] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 474.067599][ T3579] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 474.075995][ T3579] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 474.083945][ T3579] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 474.091893][ T3579] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 474.099843][ T3579] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 474.107803][ T3579] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 474.115855][ T3579] [ 474.119158][ T3579] kobject: can not set name properly! [ 474.131614][ T3581] loop3: detected capacity change from 0 to 16 [ 474.133137][ T3583] loop4: detected capacity change from 0 to 16 [ 474.138512][ T3581] FAULT_INJECTION: forcing a failure. [ 474.138512][ T3581] name failslab, interval 1, probability 0, space 0, times 0 [ 474.145281][ T3583] FAULT_INJECTION: forcing a failure. [ 474.145281][ T3583] name failslab, interval 1, probability 0, space 0, times 0 [ 474.157085][ T3581] CPU: 1 PID: 3581 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 474.180400][ T3581] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 474.190452][ T3581] Call Trace: [ 474.193718][ T3581] [ 474.196641][ T3581] dump_stack_lvl+0x151/0x1b7 [ 474.201307][ T3581] ? bfq_pos_tree_add_move+0x43e/0x43e [ 474.206756][ T3581] dump_stack+0x15/0x17 [ 474.210895][ T3581] should_fail+0x3c0/0x510 [ 474.215307][ T3581] __should_failslab+0x9f/0xe0 [ 474.220061][ T3581] should_failslab+0x9/0x20 [ 474.224637][ T3581] kmem_cache_alloc+0x4f/0x2f0 [ 474.229385][ T3581] ? from_kuid_munged+0x7b0/0x7b0 [ 474.234396][ T3581] ? security_inode_alloc+0x29/0x140 [ 474.239671][ T3581] security_inode_alloc+0x29/0x140 [ 474.244775][ T3581] inode_init_always+0x749/0x9b0 [ 474.249696][ T3581] ? _erofs_info+0x190/0x190 [ 474.254268][ T3581] new_inode_pseudo+0x93/0x220 [ 474.259018][ T3581] new_inode+0x28/0x1c0 [ 474.263165][ T3581] ? _raw_spin_unlock+0x4d/0x70 [ 474.268006][ T3581] ? erofs_shrinker_register+0xfb/0x110 [ 474.273544][ T3581] erofs_fc_fill_super+0x867/0x1180 [ 474.278729][ T3581] get_tree_bdev+0x417/0x640 [ 474.283309][ T3581] ? erofs_release_device_info+0x90/0x90 [ 474.288932][ T3581] erofs_fc_get_tree+0x1c/0x20 [ 474.293678][ T3581] vfs_get_tree+0x88/0x290 [ 474.298080][ T3581] do_new_mount+0x289/0xad0 [ 474.302573][ T3581] ? do_move_mount_old+0x160/0x160 [ 474.307680][ T3581] ? security_capable+0xb2/0xd0 [ 474.312514][ T3581] ? ns_capable+0x8a/0xf0 [ 474.316829][ T3581] path_mount+0x60b/0x1050 [ 474.321229][ T3581] __se_sys_mount+0x2d2/0x3c0 [ 474.326067][ T3581] ? __x64_sys_mount+0xd0/0xd0 [ 474.330813][ T3581] __x64_sys_mount+0xbf/0xd0 [ 474.335390][ T3581] do_syscall_64+0x44/0xd0 [ 474.339807][ T3581] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 474.345703][ T3581] RIP: 0033:0x7f211b962c9a [ 474.350099][ T3581] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 474.369776][ T3581] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 474.378168][ T3581] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 474.386121][ T3581] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 474.394074][ T3581] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 474.402031][ T3581] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 474.409984][ T3581] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 474.417939][ T3581] [ 474.421113][ T3583] CPU: 1 PID: 3583 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 474.432219][ T3583] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 474.442269][ T3583] Call Trace: [ 474.445536][ T3583] [ 474.448455][ T3583] dump_stack_lvl+0x151/0x1b7 [ 474.453119][ T3583] ? bfq_pos_tree_add_move+0x43e/0x43e [ 474.458567][ T3583] ? get_tree_bdev+0x417/0x640 [ 474.463310][ T3583] ? vfs_get_tree+0x88/0x290 [ 474.467879][ T3583] ? do_new_mount+0x289/0xad0 [ 474.472541][ T3583] ? path_mount+0x60b/0x1050 [ 474.477116][ T3583] ? __x64_sys_mount+0xbf/0xd0 [ 474.481860][ T3583] ? do_syscall_64+0x44/0xd0 [ 474.486432][ T3583] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 474.492495][ T3583] dump_stack+0x15/0x17 [ 474.496655][ T3583] should_fail+0x3c0/0x510 [ 474.501082][ T3583] ? kvasprintf_const+0x139/0x180 [ 474.506111][ T3583] __should_failslab+0x9f/0xe0 [ 474.510860][ T3583] should_failslab+0x9/0x20 [ 474.515348][ T3583] __kmalloc_track_caller+0x6c/0x350 [ 474.520628][ T3583] kstrdup_const+0x55/0x90 [ 474.525046][ T3583] kvasprintf_const+0x139/0x180 [ 474.529889][ T3583] kobject_set_name_vargs+0x61/0x120 [ 474.535168][ T3583] kobject_init_and_add+0xdb/0x190 [ 474.540283][ T3583] ? __kasan_check_write+0x14/0x20 [ 474.545397][ T3583] ? kobject_add+0x210/0x210 [ 474.550064][ T3583] ? inode_init_always+0x760/0x9b0 [ 474.555160][ T3583] ? _raw_spin_unlock+0x4d/0x70 [ 474.560004][ T3583] ? _raw_spin_unlock+0x4d/0x70 [ 474.564838][ T3583] erofs_register_sysfs+0xd1/0x130 [ 474.569931][ T3583] erofs_fc_fill_super+0x95c/0x1180 [ 474.575112][ T3583] get_tree_bdev+0x417/0x640 [ 474.579689][ T3583] ? erofs_release_device_info+0x90/0x90 [ 474.585387][ T3583] erofs_fc_get_tree+0x1c/0x20 [ 474.590133][ T3583] vfs_get_tree+0x88/0x290 [ 474.594528][ T3583] do_new_mount+0x289/0xad0 [ 474.599018][ T3583] ? do_move_mount_old+0x160/0x160 [ 474.604110][ T3583] ? security_capable+0xb2/0xd0 [ 474.608938][ T3583] ? ns_capable+0x8a/0xf0 [ 474.613245][ T3583] path_mount+0x60b/0x1050 [ 474.617658][ T3583] __se_sys_mount+0x2d2/0x3c0 [ 474.622344][ T3583] ? __x64_sys_mount+0xd0/0xd0 [ 474.627112][ T3583] __x64_sys_mount+0xbf/0xd0 [ 474.631688][ T3583] do_syscall_64+0x44/0xd0 [ 474.636086][ T3583] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 474.641972][ T3583] RIP: 0033:0x7f211b962c9a [ 474.646388][ T3583] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 474.665991][ T3583] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 474.674390][ T3583] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 474.682354][ T3583] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 474.690323][ T3583] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 474.698285][ T3583] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 474.706239][ T3583] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 474.714202][ T3583] [ 474.721731][ T3586] loop0: detected capacity change from 0 to 16 [ 474.721849][ T3587] loop1: detected capacity change from 0 to 16 [ 474.728883][ T3586] FAULT_INJECTION: forcing a failure. [ 474.728883][ T3586] name failslab, interval 1, probability 0, space 0, times 0 [ 474.746975][ T3583] kobject: can not set name properly! [ 474.752580][ T3587] FAULT_INJECTION: forcing a failure. [ 474.752580][ T3587] name failslab, interval 1, probability 0, space 0, times 0 [ 474.765525][ T3586] CPU: 0 PID: 3586 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 474.767391][ T3590] loop2: detected capacity change from 0 to 16 [ 474.776291][ T3586] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 474.776304][ T3586] Call Trace: [ 474.776309][ T3586] [ 474.776315][ T3586] dump_stack_lvl+0x151/0x1b7 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 474.776337][ T3586] ? bfq_pos_tree_add_move+0x43e/0x43e [ 474.776352][ T3586] ? get_tree_bdev+0x417/0x640 [ 474.776368][ T3586] ? vfs_get_tree+0x88/0x290 [ 474.776381][ T3586] ? do_new_mount+0x289/0xad0 [ 474.776398][ T3586] ? path_mount+0x60b/0x1050 [ 474.794678][ T3590] FAULT_INJECTION: forcing a failure. [ 474.794678][ T3590] name failslab, interval 1, probability 0, space 0, times 0 [ 474.795819][ T3586] ? __x64_sys_mount+0xbf/0xd0 [ 474.795844][ T3586] ? do_syscall_64+0x44/0xd0 [ 474.849324][ T3586] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 474.855400][ T3586] dump_stack+0x15/0x17 [ 474.859545][ T3586] should_fail+0x3c0/0x510 [ 474.863957][ T3586] ? kvasprintf_const+0x139/0x180 [ 474.868971][ T3586] __should_failslab+0x9f/0xe0 [ 474.873726][ T3586] should_failslab+0x9/0x20 [ 474.878215][ T3586] __kmalloc_track_caller+0x6c/0x350 [ 474.883494][ T3586] kstrdup_const+0x55/0x90 [ 474.887907][ T3586] kvasprintf_const+0x139/0x180 [ 474.892745][ T3586] kobject_set_name_vargs+0x61/0x120 [ 474.898018][ T3586] kobject_init_and_add+0xdb/0x190 [ 474.903116][ T3586] ? __kasan_check_write+0x14/0x20 [ 474.908211][ T3586] ? kobject_add+0x210/0x210 [ 474.912799][ T3586] ? inode_init_always+0x760/0x9b0 [ 474.917904][ T3586] ? _raw_spin_unlock+0x4d/0x70 [ 474.922745][ T3586] ? _raw_spin_unlock+0x4d/0x70 [ 474.927585][ T3586] erofs_register_sysfs+0xd1/0x130 [ 474.932685][ T3586] erofs_fc_fill_super+0x95c/0x1180 [ 474.937872][ T3586] get_tree_bdev+0x417/0x640 [ 474.942454][ T3586] ? erofs_release_device_info+0x90/0x90 [ 474.948073][ T3586] erofs_fc_get_tree+0x1c/0x20 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 474.952827][ T3586] vfs_get_tree+0x88/0x290 [ 474.957232][ T3586] do_new_mount+0x289/0xad0 [ 474.961725][ T3586] ? do_move_mount_old+0x160/0x160 [ 474.966825][ T3586] ? security_capable+0xb2/0xd0 [ 474.971675][ T3586] ? ns_capable+0x8a/0xf0 [ 474.975998][ T3586] path_mount+0x60b/0x1050 [ 474.980419][ T3586] __se_sys_mount+0x2d2/0x3c0 [ 474.985171][ T3586] ? __x64_sys_mount+0xd0/0xd0 [ 474.989924][ T3586] __x64_sys_mount+0xbf/0xd0 [ 474.994501][ T3586] do_syscall_64+0x44/0xd0 [ 474.998912][ T3586] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 475.004793][ T3586] RIP: 0033:0x7f211b962c9a [ 475.009200][ T3586] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 475.028793][ T3586] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 475.037194][ T3586] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 475.045155][ T3586] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 475.053114][ T3586] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 475.061156][ T3586] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 475.069125][ T3586] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 475.077085][ T3586] [ 475.080090][ T3590] CPU: 1 PID: 3590 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 475.081693][ T3586] kobject: can not set name properly! [ 475.090933][ T3590] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 475.090947][ T3590] Call Trace: [ 475.090953][ T3590] [ 475.090958][ T3590] dump_stack_lvl+0x151/0x1b7 [ 475.090980][ T3590] ? bfq_pos_tree_add_move+0x43e/0x43e [ 475.122766][ T3590] ? get_tree_bdev+0x417/0x640 [ 475.127522][ T3590] ? vfs_get_tree+0x88/0x290 [ 475.132109][ T3590] ? do_new_mount+0x289/0xad0 [ 475.136773][ T3590] ? path_mount+0x60b/0x1050 [ 475.141362][ T3590] ? __x64_sys_mount+0xbf/0xd0 [ 475.146378][ T3590] ? do_syscall_64+0x44/0xd0 [ 475.150958][ T3590] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 475.157012][ T3590] dump_stack+0x15/0x17 [ 475.161159][ T3590] should_fail+0x3c0/0x510 [ 475.165565][ T3590] ? kvasprintf_const+0x139/0x180 [ 475.170585][ T3590] __should_failslab+0x9f/0xe0 [ 475.175347][ T3590] should_failslab+0x9/0x20 [ 475.179845][ T3590] __kmalloc_track_caller+0x6c/0x350 [ 475.185120][ T3590] kstrdup_const+0x55/0x90 [ 475.189523][ T3590] kvasprintf_const+0x139/0x180 [ 475.194366][ T3590] kobject_set_name_vargs+0x61/0x120 [ 475.199639][ T3590] kobject_init_and_add+0xdb/0x190 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 475.204736][ T3590] ? __kasan_check_write+0x14/0x20 [ 475.209944][ T3590] ? kobject_add+0x210/0x210 [ 475.214522][ T3590] ? inode_init_always+0x760/0x9b0 [ 475.219629][ T3590] ? _raw_spin_unlock+0x4d/0x70 [ 475.224468][ T3590] ? _raw_spin_unlock+0x4d/0x70 [ 475.229301][ T3590] erofs_register_sysfs+0xd1/0x130 [ 475.234919][ T3590] erofs_fc_fill_super+0x95c/0x1180 [ 475.240275][ T3590] get_tree_bdev+0x417/0x640 [ 475.244847][ T3590] ? erofs_release_device_info+0x90/0x90 [ 475.250660][ T3590] erofs_fc_get_tree+0x1c/0x20 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 475.255414][ T3590] vfs_get_tree+0x88/0x290 [ 475.259827][ T3590] do_new_mount+0x289/0xad0 [ 475.264329][ T3590] ? do_move_mount_old+0x160/0x160 [ 475.269432][ T3590] ? security_capable+0xb2/0xd0 [ 475.274266][ T3590] ? ns_capable+0x8a/0xf0 [ 475.278667][ T3590] path_mount+0x60b/0x1050 [ 475.283246][ T3590] __se_sys_mount+0x2d2/0x3c0 [ 475.288084][ T3590] ? __x64_sys_mount+0xd0/0xd0 [ 475.292843][ T3590] __x64_sys_mount+0xbf/0xd0 [ 475.297432][ T3590] do_syscall_64+0x44/0xd0 [ 475.301871][ T3590] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 475.307851][ T3590] RIP: 0033:0x7f211b962c9a [ 475.312250][ T3590] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 475.332273][ T3590] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 475.340770][ T3590] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 475.348831][ T3590] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 475.356802][ T3590] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 475.364982][ T3590] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 475.373027][ T3590] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 475.380993][ T3590] [ 475.383998][ T3587] CPU: 0 PID: 3587 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 475.394765][ T3587] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 475.404805][ T3587] Call Trace: [ 475.408069][ T3587] [ 475.410978][ T3587] dump_stack_lvl+0x151/0x1b7 [ 475.415642][ T3587] ? bfq_pos_tree_add_move+0x43e/0x43e [ 475.421082][ T3587] ? get_tree_bdev+0x417/0x640 [ 475.425824][ T3587] ? vfs_get_tree+0x88/0x290 [ 475.430392][ T3587] ? do_new_mount+0x289/0xad0 [ 475.435153][ T3587] ? path_mount+0x60b/0x1050 [ 475.439748][ T3587] ? __x64_sys_mount+0xbf/0xd0 [ 475.444599][ T3587] ? do_syscall_64+0x44/0xd0 [ 475.449293][ T3587] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 475.455344][ T3587] dump_stack+0x15/0x17 [ 475.459489][ T3587] should_fail+0x3c0/0x510 [ 475.463908][ T3587] ? kvasprintf_const+0x139/0x180 [ 475.468940][ T3587] __should_failslab+0x9f/0xe0 [ 475.473690][ T3587] should_failslab+0x9/0x20 [ 475.478174][ T3587] __kmalloc_track_caller+0x6c/0x350 [ 475.483439][ T3587] kstrdup_const+0x55/0x90 [ 475.487847][ T3587] kvasprintf_const+0x139/0x180 [ 475.492680][ T3587] kobject_set_name_vargs+0x61/0x120 [ 475.498033][ T3587] kobject_init_and_add+0xdb/0x190 [ 475.503123][ T3587] ? __kasan_check_write+0x14/0x20 [ 475.508243][ T3587] ? kobject_add+0x210/0x210 [ 475.512822][ T3587] ? inode_init_always+0x760/0x9b0 [ 475.518132][ T3587] ? _raw_spin_unlock+0x4d/0x70 [ 475.522997][ T3587] ? _raw_spin_unlock+0x4d/0x70 [ 475.528283][ T3587] erofs_register_sysfs+0xd1/0x130 [ 475.533565][ T3587] erofs_fc_fill_super+0x95c/0x1180 [ 475.538776][ T3587] get_tree_bdev+0x417/0x640 [ 475.543349][ T3587] ? erofs_release_device_info+0x90/0x90 [ 475.548982][ T3587] erofs_fc_get_tree+0x1c/0x20 [ 475.553728][ T3587] vfs_get_tree+0x88/0x290 [ 475.558134][ T3587] do_new_mount+0x289/0xad0 [ 475.562619][ T3587] ? do_move_mount_old+0x160/0x160 [ 475.567797][ T3587] ? security_capable+0xb2/0xd0 [ 475.572629][ T3587] ? ns_capable+0x8a/0xf0 [ 475.576953][ T3587] path_mount+0x60b/0x1050 [ 475.581351][ T3587] __se_sys_mount+0x2d2/0x3c0 [ 475.586011][ T3587] ? __x64_sys_mount+0xd0/0xd0 [ 475.590929][ T3587] ? vfs_mkdir+0x580/0x580 [ 475.595333][ T3587] __x64_sys_mount+0xbf/0xd0 [ 475.599936][ T3587] do_syscall_64+0x44/0xd0 [ 475.604345][ T3587] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 475.610224][ T3587] RIP: 0033:0x7f211b962c9a [ 475.614620][ T3587] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 475.634205][ T3587] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 475.642610][ T3587] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 475.650583][ T3587] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 475.658538][ T3587] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 475.666755][ T3587] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 475.674704][ T3587] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 475.682660][ T3587] [ 475.685868][ T3587] kobject: can not set name properly! [ 475.694513][ T3590] kobject: can not set name properly! [ 475.701409][ T3594] loop3: detected capacity change from 0 to 16 [ 475.708653][ T3596] loop5: detected capacity change from 0 to 16 [ 475.709652][ T3597] loop4: detected capacity change from 0 to 16 [ 475.715847][ T3596] FAULT_INJECTION: forcing a failure. [ 475.715847][ T3596] name failslab, interval 1, probability 0, space 0, times 0 [ 475.723608][ T3594] FAULT_INJECTION: forcing a failure. [ 475.723608][ T3594] name failslab, interval 1, probability 0, space 0, times 0 [ 475.733628][ T3596] CPU: 1 PID: 3596 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 475.733650][ T3596] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 475.733659][ T3596] Call Trace: [ 475.733664][ T3596] [ 475.733670][ T3596] dump_stack_lvl+0x151/0x1b7 [ 475.747220][ T3597] FAULT_INJECTION: forcing a failure. [ 475.747220][ T3597] name failslab, interval 1, probability 0, space 0, times 0 [ 475.757293][ T3596] ? bfq_pos_tree_add_move+0x43e/0x43e [ 475.757316][ T3596] ? get_tree_bdev+0x417/0x640 [ 475.757336][ T3596] ? vfs_get_tree+0x88/0x290 [ 475.805662][ T3596] ? do_new_mount+0x289/0xad0 [ 475.810335][ T3596] ? path_mount+0x60b/0x1050 [ 475.814912][ T3596] ? __x64_sys_mount+0xbf/0xd0 [ 475.819665][ T3596] ? do_syscall_64+0x44/0xd0 [ 475.824239][ T3596] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 475.830386][ T3596] dump_stack+0x15/0x17 [ 475.834877][ T3596] should_fail+0x3c0/0x510 [ 475.839300][ T3596] ? kvasprintf_const+0x139/0x180 [ 475.844315][ T3596] __should_failslab+0x9f/0xe0 [ 475.849414][ T3596] should_failslab+0x9/0x20 [ 475.854347][ T3596] __kmalloc_track_caller+0x6c/0x350 [ 475.859618][ T3596] kstrdup_const+0x55/0x90 [ 475.864021][ T3596] kvasprintf_const+0x139/0x180 [ 475.868881][ T3596] kobject_set_name_vargs+0x61/0x120 [ 475.874155][ T3596] kobject_init_and_add+0xdb/0x190 [ 475.879249][ T3596] ? __kasan_check_write+0x14/0x20 [ 475.884344][ T3596] ? kobject_add+0x210/0x210 [ 475.888911][ T3596] ? inode_init_always+0x760/0x9b0 [ 475.894002][ T3596] ? _raw_spin_unlock+0x4d/0x70 [ 475.898844][ T3596] ? _raw_spin_unlock+0x4d/0x70 [ 475.903685][ T3596] erofs_register_sysfs+0xd1/0x130 [ 475.908864][ T3596] erofs_fc_fill_super+0x95c/0x1180 [ 475.914040][ T3596] get_tree_bdev+0x417/0x640 [ 475.918607][ T3596] ? erofs_release_device_info+0x90/0x90 [ 475.924306][ T3596] erofs_fc_get_tree+0x1c/0x20 [ 475.929063][ T3596] vfs_get_tree+0x88/0x290 [ 475.933462][ T3596] do_new_mount+0x289/0xad0 [ 475.937949][ T3596] ? do_move_mount_old+0x160/0x160 [ 475.943040][ T3596] ? security_capable+0xb2/0xd0 [ 475.947870][ T3596] ? ns_capable+0x8a/0xf0 [ 475.952180][ T3596] path_mount+0x60b/0x1050 [ 475.956581][ T3596] __se_sys_mount+0x2d2/0x3c0 [ 475.961250][ T3596] ? __x64_sys_mount+0xd0/0xd0 [ 475.965995][ T3596] __x64_sys_mount+0xbf/0xd0 [ 475.970578][ T3596] do_syscall_64+0x44/0xd0 [ 475.974989][ T3596] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 475.980863][ T3596] RIP: 0033:0x7f211b962c9a [ 475.985269][ T3596] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 476.004860][ T3596] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 476.013275][ T3596] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 476.021246][ T3596] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 476.029203][ T3596] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 476.037156][ T3596] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 476.045244][ T3596] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 476.053215][ T3596] [ 476.056701][ T3594] CPU: 1 PID: 3594 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 476.067471][ T3594] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 476.071087][ T3596] kobject: can not set name properly! [ 476.077519][ T3594] Call Trace: [ 476.077527][ T3594] [ 476.077532][ T3594] dump_stack_lvl+0x151/0x1b7 [ 476.077553][ T3594] ? bfq_pos_tree_add_move+0x43e/0x43e [ 476.077568][ T3594] ? get_tree_bdev+0x417/0x640 [ 476.104448][ T3594] ? vfs_get_tree+0x88/0x290 [ 476.109030][ T3594] ? do_new_mount+0x289/0xad0 [ 476.113695][ T3594] ? path_mount+0x60b/0x1050 [ 476.118274][ T3594] ? __x64_sys_mount+0xbf/0xd0 [ 476.123039][ T3594] ? do_syscall_64+0x44/0xd0 [ 476.127618][ T3594] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 476.133768][ T3594] dump_stack+0x15/0x17 [ 476.137911][ T3594] should_fail+0x3c0/0x510 [ 476.142316][ T3594] ? kvasprintf_const+0x139/0x180 [ 476.147417][ T3594] __should_failslab+0x9f/0xe0 [ 476.152265][ T3594] should_failslab+0x9/0x20 [ 476.156754][ T3594] __kmalloc_track_caller+0x6c/0x350 [ 476.162027][ T3594] kstrdup_const+0x55/0x90 [ 476.166609][ T3594] kvasprintf_const+0x139/0x180 [ 476.171449][ T3594] kobject_set_name_vargs+0x61/0x120 [ 476.176731][ T3594] kobject_init_and_add+0xdb/0x190 [ 476.181922][ T3594] ? __kasan_check_write+0x14/0x20 [ 476.187136][ T3594] ? kobject_add+0x210/0x210 [ 476.191711][ T3594] ? inode_init_always+0x760/0x9b0 [ 476.196809][ T3594] ? _raw_spin_unlock+0x4d/0x70 [ 476.201733][ T3594] ? _raw_spin_unlock+0x4d/0x70 [ 476.206595][ T3594] erofs_register_sysfs+0xd1/0x130 [ 476.211785][ T3594] erofs_fc_fill_super+0x95c/0x1180 [ 476.217187][ T3594] get_tree_bdev+0x417/0x640 [ 476.221788][ T3594] ? erofs_release_device_info+0x90/0x90 [ 476.227406][ T3594] erofs_fc_get_tree+0x1c/0x20 [ 476.232237][ T3594] vfs_get_tree+0x88/0x290 [ 476.236655][ T3594] do_new_mount+0x289/0xad0 [ 476.241143][ T3594] ? do_move_mount_old+0x160/0x160 [ 476.246234][ T3594] ? security_capable+0xb2/0xd0 [ 476.251244][ T3594] ? ns_capable+0x8a/0xf0 [ 476.255673][ T3594] path_mount+0x60b/0x1050 [ 476.260096][ T3594] __se_sys_mount+0x2d2/0x3c0 [ 476.265040][ T3594] ? __x64_sys_mount+0xd0/0xd0 [ 476.270054][ T3594] ? vfs_mkdir+0x580/0x580 [ 476.274459][ T3594] __x64_sys_mount+0xbf/0xd0 [ 476.279040][ T3594] do_syscall_64+0x44/0xd0 [ 476.283438][ T3594] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 476.289314][ T3594] RIP: 0033:0x7f211b962c9a [ 476.293728][ T3594] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 476.313314][ T3594] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 476.321713][ T3594] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 476.329663][ T3594] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 476.337969][ T3594] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 476.345936][ T3594] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 476.353893][ T3594] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 476.361846][ T3594] [ 476.365075][ T3594] kobject: can not set name properly! [ 476.370026][ T3597] CPU: 0 PID: 3597 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 476.373703][ T3599] loop0: detected capacity change from 0 to 16 [ 476.381198][ T3597] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 476.381210][ T3597] Call Trace: [ 476.381216][ T3597] [ 476.381222][ T3597] dump_stack_lvl+0x151/0x1b7 [ 476.381243][ T3597] ? bfq_pos_tree_add_move+0x43e/0x43e [ 476.381260][ T3597] dump_stack+0x15/0x17 [ 476.417900][ T3597] should_fail+0x3c0/0x510 [ 476.422325][ T3597] __should_failslab+0x9f/0xe0 [ 476.427092][ T3597] should_failslab+0x9/0x20 [ 476.431587][ T3597] kmem_cache_alloc+0x4f/0x2f0 [ 476.436334][ T3597] ? from_kuid_munged+0x7b0/0x7b0 [ 476.441349][ T3597] ? security_inode_alloc+0x29/0x140 [ 476.446618][ T3597] security_inode_alloc+0x29/0x140 [ 476.451795][ T3597] inode_init_always+0x749/0x9b0 [ 476.456710][ T3597] ? _erofs_info+0x190/0x190 [ 476.461292][ T3597] new_inode_pseudo+0x93/0x220 [ 476.466034][ T3597] new_inode+0x28/0x1c0 [ 476.470166][ T3597] ? _raw_spin_unlock+0x4d/0x70 [ 476.475009][ T3597] ? erofs_shrinker_register+0xfb/0x110 [ 476.480536][ T3597] erofs_fc_fill_super+0x867/0x1180 [ 476.485714][ T3597] get_tree_bdev+0x417/0x640 [ 476.490281][ T3597] ? erofs_release_device_info+0x90/0x90 [ 476.495895][ T3597] erofs_fc_get_tree+0x1c/0x20 [ 476.500654][ T3597] vfs_get_tree+0x88/0x290 [ 476.505150][ T3597] do_new_mount+0x289/0xad0 [ 476.509662][ T3597] ? do_move_mount_old+0x160/0x160 [ 476.514753][ T3597] ? security_capable+0xb2/0xd0 [ 476.519583][ T3597] ? ns_capable+0x8a/0xf0 [ 476.523892][ T3597] path_mount+0x60b/0x1050 [ 476.528297][ T3597] __se_sys_mount+0x2d2/0x3c0 [ 476.532954][ T3597] ? __x64_sys_mount+0xd0/0xd0 [ 476.537714][ T3597] __x64_sys_mount+0xbf/0xd0 [ 476.542283][ T3597] do_syscall_64+0x44/0xd0 [ 476.546766][ T3597] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 476.552640][ T3597] RIP: 0033:0x7f211b962c9a [ 476.557036][ T3597] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 476.576711][ T3597] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 476.585103][ T3597] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 476.593054][ T3597] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 476.601029][ T3597] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 476.609085][ T3597] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 476.617140][ T3597] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 476.625096][ T3597] [ 476.628395][ T3599] FAULT_INJECTION: forcing a failure. [ 476.628395][ T3599] name failslab, interval 1, probability 0, space 0, times 0 [ 476.641636][ T3599] CPU: 1 PID: 3599 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 476.652401][ T3599] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 476.662559][ T3599] Call Trace: [ 476.665974][ T3599] [ 476.668891][ T3599] dump_stack_lvl+0x151/0x1b7 [ 476.673553][ T3599] ? bfq_pos_tree_add_move+0x43e/0x43e [ 476.678994][ T3599] dump_stack+0x15/0x17 [ 476.683135][ T3599] should_fail+0x3c0/0x510 [ 476.687534][ T3599] __should_failslab+0x9f/0xe0 [ 476.692486][ T3599] should_failslab+0x9/0x20 [ 476.697094][ T3599] kmem_cache_alloc+0x4f/0x2f0 [ 476.701863][ T3599] ? from_kuid_munged+0x7b0/0x7b0 [ 476.707035][ T3599] ? security_inode_alloc+0x29/0x140 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 476.712317][ T3599] security_inode_alloc+0x29/0x140 [ 476.717512][ T3599] inode_init_always+0x749/0x9b0 [ 476.722431][ T3599] ? _erofs_info+0x190/0x190 [ 476.727002][ T3599] new_inode_pseudo+0x93/0x220 [ 476.732091][ T3599] new_inode+0x28/0x1c0 [ 476.736231][ T3599] ? _raw_spin_unlock+0x4d/0x70 [ 476.741098][ T3599] ? erofs_shrinker_register+0xfb/0x110 [ 476.746626][ T3599] erofs_fc_fill_super+0x867/0x1180 [ 476.751814][ T3599] get_tree_bdev+0x417/0x640 [ 476.756414][ T3599] ? erofs_release_device_info+0x90/0x90 [ 476.762029][ T3599] erofs_fc_get_tree+0x1c/0x20 [ 476.766780][ T3599] vfs_get_tree+0x88/0x290 [ 476.771196][ T3599] do_new_mount+0x289/0xad0 [ 476.775684][ T3599] ? do_move_mount_old+0x160/0x160 [ 476.780790][ T3599] ? security_capable+0xb2/0xd0 [ 476.785647][ T3599] ? ns_capable+0x8a/0xf0 [ 476.789952][ T3599] path_mount+0x60b/0x1050 [ 476.794362][ T3599] __se_sys_mount+0x2d2/0x3c0 [ 476.799043][ T3599] ? __x64_sys_mount+0xd0/0xd0 [ 476.803796][ T3599] __x64_sys_mount+0xbf/0xd0 [ 476.808366][ T3599] do_syscall_64+0x44/0xd0 [ 476.812813][ T3599] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 476.818697][ T3599] RIP: 0033:0x7f211b962c9a [ 476.823100][ T3599] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 476.842873][ T3599] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 476.851360][ T3599] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 476.859435][ T3599] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 476.867398][ T3599] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 476.875456][ T3599] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 476.883409][ T3599] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 476.891375][ T3599] [ 476.899578][ T3602] loop1: detected capacity change from 0 to 16 [ 476.900795][ T3603] loop3: detected capacity change from 0 to 16 [ 476.911145][ T3605] loop5: detected capacity change from 0 to 16 [ 476.912048][ T3602] FAULT_INJECTION: forcing a failure. [ 476.912048][ T3602] name failslab, interval 1, probability 0, space 0, times 0 [ 476.929688][ T3605] FAULT_INJECTION: forcing a failure. [ 476.929688][ T3605] name failslab, interval 1, probability 0, space 0, times 0 [ 476.932023][ T3607] loop4: detected capacity change from 0 to 16 [ 476.943586][ T3603] FAULT_INJECTION: forcing a failure. [ 476.943586][ T3603] name failslab, interval 1, probability 0, space 0, times 0 [ 476.949564][ T3602] CPU: 0 PID: 3602 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 476.949585][ T3602] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 476.949594][ T3602] Call Trace: [ 476.949599][ T3602] [ 476.989182][ T3602] dump_stack_lvl+0x151/0x1b7 [ 476.993860][ T3602] ? bfq_pos_tree_add_move+0x43e/0x43e [ 476.999306][ T3602] ? get_tree_bdev+0x417/0x640 [ 477.004054][ T3602] ? vfs_get_tree+0x88/0x290 [ 477.008629][ T3602] ? do_new_mount+0x289/0xad0 [ 477.013295][ T3602] ? path_mount+0x60b/0x1050 [ 477.017874][ T3602] ? __x64_sys_mount+0xbf/0xd0 [ 477.022626][ T3602] ? do_syscall_64+0x44/0xd0 [ 477.027201][ T3602] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 477.033351][ T3602] dump_stack+0x15/0x17 [ 477.037496][ T3602] should_fail+0x3c0/0x510 [ 477.041903][ T3602] ? kvasprintf_const+0x139/0x180 [ 477.047008][ T3602] __should_failslab+0x9f/0xe0 [ 477.051760][ T3602] should_failslab+0x9/0x20 [ 477.056686][ T3602] __kmalloc_track_caller+0x6c/0x350 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 477.061961][ T3602] kstrdup_const+0x55/0x90 [ 477.066543][ T3602] kvasprintf_const+0x139/0x180 [ 477.071383][ T3602] kobject_set_name_vargs+0x61/0x120 [ 477.076655][ T3602] kobject_init_and_add+0xdb/0x190 [ 477.081754][ T3602] ? __kasan_check_write+0x14/0x20 [ 477.086850][ T3602] ? kobject_add+0x210/0x210 [ 477.091431][ T3602] ? inode_init_always+0x760/0x9b0 [ 477.096544][ T3602] ? _raw_spin_unlock+0x4d/0x70 [ 477.101387][ T3602] ? _raw_spin_unlock+0x4d/0x70 [ 477.106235][ T3602] erofs_register_sysfs+0xd1/0x130 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 477.111345][ T3602] erofs_fc_fill_super+0x95c/0x1180 [ 477.116629][ T3602] get_tree_bdev+0x417/0x640 [ 477.121213][ T3602] ? erofs_release_device_info+0x90/0x90 [ 477.126834][ T3602] erofs_fc_get_tree+0x1c/0x20 [ 477.131587][ T3602] vfs_get_tree+0x88/0x290 [ 477.135992][ T3602] do_new_mount+0x289/0xad0 [ 477.140486][ T3602] ? do_move_mount_old+0x160/0x160 [ 477.145583][ T3602] ? security_capable+0xb2/0xd0 [ 477.150417][ T3602] ? ns_capable+0x8a/0xf0 [ 477.154733][ T3602] path_mount+0x60b/0x1050 [ 477.159140][ T3602] __se_sys_mount+0x2d2/0x3c0 [ 477.163804][ T3602] ? __x64_sys_mount+0xd0/0xd0 [ 477.168556][ T3602] __x64_sys_mount+0xbf/0xd0 [ 477.173135][ T3602] do_syscall_64+0x44/0xd0 [ 477.177541][ T3602] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 477.183421][ T3602] RIP: 0033:0x7f211b962c9a [ 477.187824][ T3602] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 477.207420][ T3602] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 477.215827][ T3602] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 477.223786][ T3602] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 477.231745][ T3602] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 477.239705][ T3602] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 477.247668][ T3602] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 477.255976][ T3602] [ 477.258980][ T3603] CPU: 1 PID: 3603 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 477.269824][ T3603] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 477.279876][ T3603] Call Trace: [ 477.283139][ T3603] [ 477.286051][ T3603] dump_stack_lvl+0x151/0x1b7 [ 477.290712][ T3603] ? bfq_pos_tree_add_move+0x43e/0x43e [ 477.296153][ T3603] ? make_kgid+0x215/0x710 [ 477.300552][ T3603] ? from_kuid_munged+0x7b0/0x7b0 [ 477.305573][ T3603] dump_stack+0x15/0x17 [ 477.309734][ T3603] should_fail+0x3c0/0x510 [ 477.314156][ T3603] __should_failslab+0x9f/0xe0 [ 477.318923][ T3603] should_failslab+0x9/0x20 [ 477.323410][ T3603] kmem_cache_alloc+0x4f/0x2f0 [ 477.328158][ T3603] ? __d_alloc+0x2d/0x6b0 [ 477.332492][ T3603] __d_alloc+0x2d/0x6b0 [ 477.336630][ T3603] ? erofs_inode_init_once+0x20/0x20 [ 477.341900][ T3603] d_make_root+0x4a/0xe0 [ 477.346125][ T3603] erofs_fc_fill_super+0x809/0x1180 [ 477.351311][ T3603] get_tree_bdev+0x417/0x640 [ 477.355882][ T3603] ? erofs_release_device_info+0x90/0x90 [ 477.361499][ T3603] erofs_fc_get_tree+0x1c/0x20 [ 477.366243][ T3603] vfs_get_tree+0x88/0x290 [ 477.370725][ T3603] do_new_mount+0x289/0xad0 [ 477.375298][ T3603] ? do_move_mount_old+0x160/0x160 [ 477.380408][ T3603] ? security_capable+0xb2/0xd0 [ 477.385255][ T3603] ? ns_capable+0x8a/0xf0 [ 477.389585][ T3603] path_mount+0x60b/0x1050 [ 477.393998][ T3603] __se_sys_mount+0x2d2/0x3c0 [ 477.398663][ T3603] ? __x64_sys_mount+0xd0/0xd0 [ 477.403412][ T3603] __x64_sys_mount+0xbf/0xd0 [ 477.407987][ T3603] do_syscall_64+0x44/0xd0 [ 477.412387][ T3603] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 477.418265][ T3603] RIP: 0033:0x7f211b962c9a [ 477.422663][ T3603] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 477.442248][ T3603] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 477.450645][ T3603] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 477.458598][ T3603] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 477.466549][ T3603] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 477.474539][ T3603] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 477.482512][ T3603] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 477.490472][ T3603] [ 477.495054][ T3609] loop2: detected capacity change from 0 to 16 [ 477.497955][ T3605] CPU: 1 PID: 3605 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 477.511962][ T3605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 477.522012][ T3605] Call Trace: [ 477.525272][ T3605] [ 477.528186][ T3605] dump_stack_lvl+0x151/0x1b7 [ 477.532853][ T3605] ? bfq_pos_tree_add_move+0x43e/0x43e [ 477.538293][ T3605] ? get_tree_bdev+0x417/0x640 [ 477.543039][ T3605] ? vfs_get_tree+0x88/0x290 [ 477.547630][ T3605] ? do_new_mount+0x289/0xad0 [ 477.552288][ T3605] ? path_mount+0x60b/0x1050 [ 477.556863][ T3605] ? __x64_sys_mount+0xbf/0xd0 [ 477.561611][ T3605] ? do_syscall_64+0x44/0xd0 [ 477.566183][ T3605] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 477.572324][ T3605] dump_stack+0x15/0x17 [ 477.576473][ T3605] should_fail+0x3c0/0x510 [ 477.580882][ T3605] ? kvasprintf_const+0x139/0x180 [ 477.585891][ T3605] __should_failslab+0x9f/0xe0 [ 477.590638][ T3605] should_failslab+0x9/0x20 [ 477.595124][ T3605] __kmalloc_track_caller+0x6c/0x350 [ 477.600396][ T3605] kstrdup_const+0x55/0x90 [ 477.604798][ T3605] kvasprintf_const+0x139/0x180 [ 477.609631][ T3605] kobject_set_name_vargs+0x61/0x120 [ 477.614898][ T3605] kobject_init_and_add+0xdb/0x190 [ 477.619991][ T3605] ? __kasan_check_write+0x14/0x20 [ 477.625095][ T3605] ? kobject_add+0x210/0x210 [ 477.629681][ T3605] ? inode_init_always+0x760/0x9b0 [ 477.634786][ T3605] ? _raw_spin_unlock+0x4d/0x70 [ 477.639632][ T3605] ? _raw_spin_unlock+0x4d/0x70 [ 477.644468][ T3605] erofs_register_sysfs+0xd1/0x130 [ 477.649567][ T3605] erofs_fc_fill_super+0x95c/0x1180 [ 477.654751][ T3605] get_tree_bdev+0x417/0x640 [ 477.659320][ T3605] ? erofs_release_device_info+0x90/0x90 [ 477.664936][ T3605] erofs_fc_get_tree+0x1c/0x20 [ 477.669682][ T3605] vfs_get_tree+0x88/0x290 [ 477.674096][ T3605] do_new_mount+0x289/0xad0 [ 477.678594][ T3605] ? do_move_mount_old+0x160/0x160 [ 477.683688][ T3605] ? security_capable+0xb2/0xd0 [ 477.688519][ T3605] ? ns_capable+0x8a/0xf0 [ 477.692828][ T3605] path_mount+0x60b/0x1050 [ 477.697229][ T3605] __se_sys_mount+0x2d2/0x3c0 [ 477.702324][ T3605] ? __x64_sys_mount+0xd0/0xd0 [ 477.707334][ T3605] __x64_sys_mount+0xbf/0xd0 [ 477.711907][ T3605] do_syscall_64+0x44/0xd0 [ 477.716306][ T3605] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 477.722184][ T3605] RIP: 0033:0x7f211b962c9a [ 477.726586][ T3605] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 477.746349][ T3605] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 477.754771][ T3605] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 477.762825][ T3605] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 477.770785][ T3605] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 477.778739][ T3605] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 477.786692][ T3605] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 477.794654][ T3605] [ 477.797851][ T3609] FAULT_INJECTION: forcing a failure. [ 477.797851][ T3609] name failslab, interval 1, probability 0, space 0, times 0 [ 477.806142][ T3605] kobject: can not set name properly! [ 477.814000][ T3611] loop0: detected capacity change from 0 to 16 [ 477.815996][ T3607] FAULT_INJECTION: forcing a failure. [ 477.815996][ T3607] name failslab, interval 1, probability 0, space 0, times 0 [ 477.822022][ T3609] CPU: 0 PID: 3609 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 477.834672][ T3602] kobject: can not set name properly! [ 477.845382][ T3609] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 477.845393][ T3609] Call Trace: [ 477.845400][ T3609] [ 477.845405][ T3609] dump_stack_lvl+0x151/0x1b7 [ 477.871624][ T3609] ? bfq_pos_tree_add_move+0x43e/0x43e [ 477.877157][ T3609] ? get_tree_bdev+0x417/0x640 [ 477.881993][ T3609] ? vfs_get_tree+0x88/0x290 [ 477.886563][ T3609] ? do_new_mount+0x289/0xad0 [ 477.891228][ T3609] ? path_mount+0x60b/0x1050 [ 477.895801][ T3609] ? __x64_sys_mount+0xbf/0xd0 [ 477.900545][ T3609] ? do_syscall_64+0x44/0xd0 [ 477.905117][ T3609] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 477.911172][ T3609] dump_stack+0x15/0x17 [ 477.915315][ T3609] should_fail+0x3c0/0x510 [ 477.919713][ T3609] ? kvasprintf_const+0x139/0x180 [ 477.924720][ T3609] __should_failslab+0x9f/0xe0 [ 477.929464][ T3609] should_failslab+0x9/0x20 [ 477.933948][ T3609] __kmalloc_track_caller+0x6c/0x350 [ 477.939217][ T3609] kstrdup_const+0x55/0x90 [ 477.943616][ T3609] kvasprintf_const+0x139/0x180 [ 477.948454][ T3609] kobject_set_name_vargs+0x61/0x120 [ 477.953721][ T3609] kobject_init_and_add+0xdb/0x190 [ 477.958812][ T3609] ? __kasan_check_write+0x14/0x20 [ 477.964018][ T3609] ? kobject_add+0x210/0x210 [ 477.968612][ T3609] ? inode_init_always+0x760/0x9b0 [ 477.973731][ T3609] ? _raw_spin_unlock+0x4d/0x70 [ 477.978569][ T3609] ? _raw_spin_unlock+0x4d/0x70 [ 477.983401][ T3609] erofs_register_sysfs+0xd1/0x130 [ 477.988498][ T3609] erofs_fc_fill_super+0x95c/0x1180 [ 477.993676][ T3609] get_tree_bdev+0x417/0x640 [ 477.998259][ T3609] ? erofs_release_device_info+0x90/0x90 [ 478.003891][ T3609] erofs_fc_get_tree+0x1c/0x20 [ 478.008655][ T3609] vfs_get_tree+0x88/0x290 [ 478.013070][ T3609] do_new_mount+0x289/0xad0 [ 478.017564][ T3609] ? do_move_mount_old+0x160/0x160 [ 478.022659][ T3609] ? security_capable+0xb2/0xd0 [ 478.027495][ T3609] ? ns_capable+0x8a/0xf0 [ 478.031807][ T3609] path_mount+0x60b/0x1050 [ 478.036210][ T3609] __se_sys_mount+0x2d2/0x3c0 [ 478.040874][ T3609] ? __x64_sys_mount+0xd0/0xd0 [ 478.045621][ T3609] __x64_sys_mount+0xbf/0xd0 [ 478.050195][ T3609] do_syscall_64+0x44/0xd0 [ 478.054592][ T3609] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 478.060493][ T3609] RIP: 0033:0x7f211b962c9a [ 478.064891][ T3609] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 478.084563][ T3609] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 478.092956][ T3609] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 478.100908][ T3609] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 478.108863][ T3609] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 478.116814][ T3609] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 478.124767][ T3609] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 478.132722][ T3609] [ 478.136770][ T3611] FAULT_INJECTION: forcing a failure. [ 478.136770][ T3611] name failslab, interval 1, probability 0, space 0, times 0 [ 478.149510][ T3607] CPU: 0 PID: 3607 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 478.160373][ T3607] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 478.170421][ T3607] Call Trace: [ 478.173771][ T3607] [ 478.176685][ T3607] dump_stack_lvl+0x151/0x1b7 [ 478.181349][ T3607] ? bfq_pos_tree_add_move+0x43e/0x43e [ 478.186791][ T3607] dump_stack+0x15/0x17 [ 478.190929][ T3607] should_fail+0x3c0/0x510 [ 478.195328][ T3607] __should_failslab+0x9f/0xe0 [ 478.200074][ T3607] should_failslab+0x9/0x20 [ 478.204559][ T3607] kmem_cache_alloc+0x4f/0x2f0 [ 478.209307][ T3607] ? from_kuid_munged+0x7b0/0x7b0 [ 478.214315][ T3607] ? security_inode_alloc+0x29/0x140 [ 478.219580][ T3607] security_inode_alloc+0x29/0x140 [ 478.224758][ T3607] inode_init_always+0x749/0x9b0 [ 478.229677][ T3607] ? _erofs_info+0x190/0x190 [ 478.234255][ T3607] new_inode_pseudo+0x93/0x220 [ 478.239004][ T3607] new_inode+0x28/0x1c0 [ 478.243224][ T3607] ? _raw_spin_unlock+0x4d/0x70 [ 478.248057][ T3607] ? erofs_shrinker_register+0xfb/0x110 [ 478.253584][ T3607] erofs_fc_fill_super+0x867/0x1180 [ 478.258768][ T3607] get_tree_bdev+0x417/0x640 [ 478.263338][ T3607] ? erofs_release_device_info+0x90/0x90 [ 478.268953][ T3607] erofs_fc_get_tree+0x1c/0x20 [ 478.273697][ T3607] vfs_get_tree+0x88/0x290 [ 478.278094][ T3607] do_new_mount+0x289/0xad0 [ 478.282582][ T3607] ? do_move_mount_old+0x160/0x160 [ 478.287675][ T3607] ? security_capable+0xb2/0xd0 [ 478.292508][ T3607] ? ns_capable+0x8a/0xf0 [ 478.296905][ T3607] path_mount+0x60b/0x1050 [ 478.301302][ T3607] __se_sys_mount+0x2d2/0x3c0 [ 478.305960][ T3607] ? __x64_sys_mount+0xd0/0xd0 [ 478.310707][ T3607] ? vfs_mkdir+0x580/0x580 [ 478.315106][ T3607] __x64_sys_mount+0xbf/0xd0 [ 478.319678][ T3607] do_syscall_64+0x44/0xd0 [ 478.324077][ T3607] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 478.329953][ T3607] RIP: 0033:0x7f211b962c9a [ 478.334357][ T3607] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 478.353964][ T3607] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 478.362370][ T3607] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 478.370327][ T3607] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 478.378285][ T3607] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 478.386331][ T3607] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 478.394302][ T3607] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 478.402279][ T3607] [ 478.405472][ T3609] kobject: can not set name properly! [ 478.408326][ T3611] CPU: 0 PID: 3611 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 478.421590][ T3611] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 478.431637][ T3611] Call Trace: [ 478.434898][ T3611] [ 478.437810][ T3611] dump_stack_lvl+0x151/0x1b7 [ 478.442475][ T3611] ? bfq_pos_tree_add_move+0x43e/0x43e [ 478.447955][ T3611] ? get_tree_bdev+0x417/0x640 [ 478.452696][ T3611] ? vfs_get_tree+0x88/0x290 [ 478.457261][ T3611] ? do_new_mount+0x289/0xad0 [ 478.461916][ T3611] ? path_mount+0x60b/0x1050 [ 478.466483][ T3611] ? __x64_sys_mount+0xbf/0xd0 [ 478.471223][ T3611] ? do_syscall_64+0x44/0xd0 [ 478.475790][ T3611] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 478.481840][ T3611] dump_stack+0x15/0x17 [ 478.485975][ T3611] should_fail+0x3c0/0x510 [ 478.490400][ T3611] ? kvasprintf_const+0x139/0x180 [ 478.495494][ T3611] __should_failslab+0x9f/0xe0 [ 478.500239][ T3611] should_failslab+0x9/0x20 [ 478.504729][ T3611] __kmalloc_track_caller+0x6c/0x350 [ 478.509998][ T3611] kstrdup_const+0x55/0x90 [ 478.514402][ T3611] kvasprintf_const+0x139/0x180 [ 478.519230][ T3611] kobject_set_name_vargs+0x61/0x120 [ 478.524579][ T3611] kobject_init_and_add+0xdb/0x190 [ 478.529700][ T3611] ? __kasan_check_write+0x14/0x20 [ 478.534790][ T3611] ? kobject_add+0x210/0x210 [ 478.539367][ T3611] ? inode_init_always+0x760/0x9b0 [ 478.544480][ T3611] ? _raw_spin_unlock+0x4d/0x70 [ 478.549320][ T3611] ? _raw_spin_unlock+0x4d/0x70 [ 478.554150][ T3611] erofs_register_sysfs+0xd1/0x130 [ 478.559241][ T3611] erofs_fc_fill_super+0x95c/0x1180 [ 478.564430][ T3611] get_tree_bdev+0x417/0x640 [ 478.568999][ T3611] ? erofs_release_device_info+0x90/0x90 [ 478.574606][ T3611] erofs_fc_get_tree+0x1c/0x20 [ 478.579348][ T3611] vfs_get_tree+0x88/0x290 [ 478.583740][ T3611] do_new_mount+0x289/0xad0 [ 478.588233][ T3611] ? do_move_mount_old+0x160/0x160 [ 478.593343][ T3611] ? security_capable+0xb2/0xd0 [ 478.598178][ T3611] ? ns_capable+0x8a/0xf0 [ 478.602491][ T3611] path_mount+0x60b/0x1050 [ 478.606889][ T3611] __se_sys_mount+0x2d2/0x3c0 [ 478.611543][ T3611] ? __x64_sys_mount+0xd0/0xd0 [ 478.616289][ T3611] __x64_sys_mount+0xbf/0xd0 [ 478.620861][ T3611] do_syscall_64+0x44/0xd0 [ 478.625258][ T3611] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 478.631129][ T3611] RIP: 0033:0x7f211b962c9a [ 478.635521][ T3611] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 478.655206][ T3611] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 478.663639][ T3611] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 478.671590][ T3611] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 478.679543][ T3611] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 478.687492][ T3611] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 478.695440][ T3611] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 478.703400][ T3611] [ 478.706579][ T3611] kobject: can not set name properly! [ 478.730160][ T3614] loop4: detected capacity change from 0 to 16 [ 478.731311][ T3615] loop2: detected capacity change from 0 to 16 [ 478.737178][ T3614] FAULT_INJECTION: forcing a failure. [ 478.737178][ T3614] name failslab, interval 1, probability 0, space 0, times 0 [ 478.743292][ T3615] FAULT_INJECTION: forcing a failure. [ 478.743292][ T3615] name failslab, interval 1, probability 0, space 0, times 0 [ 478.761634][ T3614] CPU: 1 PID: 3614 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 478.778498][ T3614] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 478.788540][ T3614] Call Trace: [ 478.791802][ T3614] [ 478.794720][ T3614] dump_stack_lvl+0x151/0x1b7 [ 478.799383][ T3614] ? bfq_pos_tree_add_move+0x43e/0x43e [ 478.804821][ T3614] ? get_tree_bdev+0x417/0x640 [ 478.809563][ T3614] ? vfs_get_tree+0x88/0x290 [ 478.814138][ T3614] ? do_new_mount+0x289/0xad0 [ 478.818796][ T3614] ? path_mount+0x60b/0x1050 [ 478.823373][ T3614] ? __x64_sys_mount+0xbf/0xd0 [ 478.828117][ T3614] ? do_syscall_64+0x44/0xd0 [ 478.832688][ T3614] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 478.838743][ T3614] dump_stack+0x15/0x17 [ 478.842895][ T3614] should_fail+0x3c0/0x510 [ 478.847315][ T3614] ? kvasprintf_const+0x139/0x180 [ 478.852875][ T3614] __should_failslab+0x9f/0xe0 [ 478.857634][ T3614] should_failslab+0x9/0x20 [ 478.862120][ T3614] __kmalloc_track_caller+0x6c/0x350 [ 478.867387][ T3614] kstrdup_const+0x55/0x90 [ 478.871788][ T3614] kvasprintf_const+0x139/0x180 [ 478.876629][ T3614] kobject_set_name_vargs+0x61/0x120 [ 478.881899][ T3614] kobject_init_and_add+0xdb/0x190 [ 478.886989][ T3614] ? __kasan_check_write+0x14/0x20 [ 478.892085][ T3614] ? kobject_add+0x210/0x210 [ 478.896654][ T3614] ? inode_init_always+0x760/0x9b0 [ 478.901749][ T3614] ? _raw_spin_unlock+0x4d/0x70 [ 478.906596][ T3614] ? _raw_spin_unlock+0x4d/0x70 [ 478.911430][ T3614] erofs_register_sysfs+0xd1/0x130 [ 478.916523][ T3614] erofs_fc_fill_super+0x95c/0x1180 [ 478.921701][ T3614] get_tree_bdev+0x417/0x640 [ 478.926270][ T3614] ? erofs_release_device_info+0x90/0x90 [ 478.931886][ T3614] erofs_fc_get_tree+0x1c/0x20 [ 478.936634][ T3614] vfs_get_tree+0x88/0x290 [ 478.941028][ T3614] do_new_mount+0x289/0xad0 [ 478.945516][ T3614] ? do_move_mount_old+0x160/0x160 [ 478.950613][ T3614] ? security_capable+0xb2/0xd0 [ 478.955456][ T3614] ? ns_capable+0x8a/0xf0 [ 478.959772][ T3614] path_mount+0x60b/0x1050 [ 478.964171][ T3614] __se_sys_mount+0x2d2/0x3c0 [ 478.968842][ T3614] ? __x64_sys_mount+0xd0/0xd0 [ 478.973593][ T3614] __x64_sys_mount+0xbf/0xd0 [ 478.978188][ T3614] do_syscall_64+0x44/0xd0 [ 478.982763][ T3614] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 478.988650][ T3614] RIP: 0033:0x7f211b962c9a [ 478.993478][ T3614] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 479.013060][ T3614] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 479.021539][ T3614] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 479.029496][ T3614] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 479.037448][ T3614] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 479.045427][ T3614] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 479.053376][ T3614] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 479.061334][ T3614] [ 479.067646][ T3618] loop3: detected capacity change from 0 to 16 [ 479.068466][ T3619] loop1: detected capacity change from 0 to 16 [ 479.074638][ T3618] FAULT_INJECTION: forcing a failure. [ 479.074638][ T3618] name failslab, interval 1, probability 0, space 0, times 0 [ 479.080340][ T3615] CPU: 1 PID: 3615 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 479.103341][ T3615] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 479.113387][ T3615] Call Trace: [ 479.116685][ T3615] [ 479.119599][ T3615] dump_stack_lvl+0x151/0x1b7 [ 479.124267][ T3615] ? bfq_pos_tree_add_move+0x43e/0x43e write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 479.129916][ T3615] ? _raw_spin_lock+0xa3/0x1b0 [ 479.134668][ T3615] dump_stack+0x15/0x17 [ 479.138806][ T3615] should_fail+0x3c0/0x510 [ 479.143304][ T3615] __should_failslab+0x9f/0xe0 [ 479.148052][ T3615] should_failslab+0x9/0x20 [ 479.152634][ T3615] kmem_cache_alloc+0x4f/0x2f0 [ 479.157385][ T3615] ? erofs_alloc_inode+0x1b/0x50 [ 479.162309][ T3615] ? __kasan_check_write+0x14/0x20 [ 479.167409][ T3615] ? _erofs_info+0x190/0x190 [ 479.171989][ T3615] erofs_alloc_inode+0x1b/0x50 [ 479.176747][ T3615] ? _erofs_info+0x190/0x190 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 479.181323][ T3615] new_inode_pseudo+0x64/0x220 [ 479.186077][ T3615] new_inode+0x28/0x1c0 [ 479.190222][ T3615] ? _raw_spin_unlock+0x4d/0x70 [ 479.195061][ T3615] ? erofs_shrinker_register+0xfb/0x110 [ 479.200596][ T3615] erofs_fc_fill_super+0x867/0x1180 [ 479.205789][ T3615] get_tree_bdev+0x417/0x640 [ 479.210366][ T3615] ? erofs_release_device_info+0x90/0x90 [ 479.215989][ T3615] erofs_fc_get_tree+0x1c/0x20 [ 479.220737][ T3615] vfs_get_tree+0x88/0x290 [ 479.225145][ T3615] do_new_mount+0x289/0xad0 [ 479.229636][ T3615] ? do_move_mount_old+0x160/0x160 [ 479.234736][ T3615] ? security_capable+0xb2/0xd0 [ 479.239569][ T3615] ? ns_capable+0x8a/0xf0 [ 479.243891][ T3615] path_mount+0x60b/0x1050 [ 479.248309][ T3615] __se_sys_mount+0x2d2/0x3c0 [ 479.252988][ T3615] ? __x64_sys_mount+0xd0/0xd0 [ 479.257753][ T3615] __x64_sys_mount+0xbf/0xd0 [ 479.262507][ T3615] do_syscall_64+0x44/0xd0 [ 479.266913][ T3615] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 479.272792][ T3615] RIP: 0033:0x7f211b962c9a [ 479.277195][ T3615] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 479.296782][ T3615] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 479.305176][ T3615] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 479.313132][ T3615] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 479.321084][ T3615] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 479.329037][ T3615] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 479.337340][ T3615] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 479.345323][ T3615] [ 479.348418][ T3618] CPU: 0 PID: 3618 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 479.358254][ T3619] FAULT_INJECTION: forcing a failure. [ 479.358254][ T3619] name failslab, interval 1, probability 0, space 0, times 0 [ 479.359178][ T3618] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 479.359191][ T3618] Call Trace: [ 479.359197][ T3618] [ 479.359203][ T3618] dump_stack_lvl+0x151/0x1b7 [ 479.359222][ T3618] ? bfq_pos_tree_add_move+0x43e/0x43e [ 479.359241][ T3618] dump_stack+0x15/0x17 [ 479.359256][ T3618] should_fail+0x3c0/0x510 [ 479.359276][ T3618] __should_failslab+0x9f/0xe0 [ 479.359293][ T3618] should_failslab+0x9/0x20 [ 479.359309][ T3618] kmem_cache_alloc+0x4f/0x2f0 [ 479.359325][ T3618] ? from_kuid_munged+0x7b0/0x7b0 [ 479.359343][ T3618] ? security_inode_alloc+0x29/0x140 [ 479.359361][ T3618] security_inode_alloc+0x29/0x140 [ 479.359379][ T3618] inode_init_always+0x749/0x9b0 [ 479.359393][ T3618] ? _erofs_info+0x190/0x190 [ 479.359407][ T3618] new_inode_pseudo+0x93/0x220 [ 479.450611][ T3618] new_inode+0x28/0x1c0 [ 479.454775][ T3618] ? _raw_spin_unlock+0x4d/0x70 [ 479.459639][ T3618] ? erofs_shrinker_register+0xfb/0x110 [ 479.465195][ T3618] erofs_fc_fill_super+0x867/0x1180 [ 479.470415][ T3618] get_tree_bdev+0x417/0x640 [ 479.475026][ T3618] ? erofs_release_device_info+0x90/0x90 [ 479.480673][ T3618] erofs_fc_get_tree+0x1c/0x20 [ 479.485464][ T3618] vfs_get_tree+0x88/0x290 [ 479.489890][ T3618] do_new_mount+0x289/0xad0 [ 479.494401][ T3618] ? do_move_mount_old+0x160/0x160 [ 479.499530][ T3618] ? security_capable+0xb2/0xd0 [ 479.504394][ T3618] ? ns_capable+0x8a/0xf0 [ 479.508727][ T3618] path_mount+0x60b/0x1050 [ 479.513151][ T3618] __se_sys_mount+0x2d2/0x3c0 [ 479.517849][ T3618] ? __x64_sys_mount+0xd0/0xd0 [ 479.522631][ T3618] __x64_sys_mount+0xbf/0xd0 [ 479.527236][ T3618] do_syscall_64+0x44/0xd0 [ 479.531761][ T3618] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 479.537671][ T3618] RIP: 0033:0x7f211b962c9a [ 479.542092][ T3618] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 479.561702][ T3618] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 479.570130][ T3618] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 479.578107][ T3618] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 479.586085][ T3618] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 479.594064][ T3618] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 479.602052][ T3618] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 479.610035][ T3618] [ 479.613374][ T3619] CPU: 1 PID: 3619 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 479.624151][ T3619] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 479.634201][ T3619] Call Trace: [ 479.637467][ T3619] [ 479.640381][ T3619] dump_stack_lvl+0x151/0x1b7 [ 479.645067][ T3619] ? bfq_pos_tree_add_move+0x43e/0x43e [ 479.650509][ T3619] ? get_tree_bdev+0x417/0x640 [ 479.655262][ T3619] ? vfs_get_tree+0x88/0x290 [ 479.659831][ T3619] ? do_new_mount+0x289/0xad0 [ 479.664491][ T3619] ? path_mount+0x60b/0x1050 [ 479.669063][ T3619] ? __x64_sys_mount+0xbf/0xd0 [ 479.673822][ T3619] ? do_syscall_64+0x44/0xd0 [ 479.678414][ T3619] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 479.684475][ T3619] dump_stack+0x15/0x17 [ 479.688617][ T3619] should_fail+0x3c0/0x510 [ 479.693025][ T3619] ? kvasprintf_const+0x139/0x180 [ 479.698037][ T3619] __should_failslab+0x9f/0xe0 [ 479.702783][ T3619] should_failslab+0x9/0x20 [ 479.707266][ T3619] __kmalloc_track_caller+0x6c/0x350 [ 479.712541][ T3619] kstrdup_const+0x55/0x90 [ 479.716946][ T3619] kvasprintf_const+0x139/0x180 [ 479.721778][ T3619] kobject_set_name_vargs+0x61/0x120 [ 479.727043][ T3619] kobject_init_and_add+0xdb/0x190 [ 479.732140][ T3619] ? __kasan_check_write+0x14/0x20 [ 479.737235][ T3619] ? kobject_add+0x210/0x210 [ 479.741808][ T3619] ? inode_init_always+0x760/0x9b0 [ 479.746899][ T3619] ? _raw_spin_unlock+0x4d/0x70 [ 479.751735][ T3619] ? _raw_spin_unlock+0x4d/0x70 [ 479.756578][ T3619] erofs_register_sysfs+0xd1/0x130 [ 479.761848][ T3619] erofs_fc_fill_super+0x95c/0x1180 [ 479.767065][ T3619] get_tree_bdev+0x417/0x640 [ 479.771637][ T3619] ? erofs_release_device_info+0x90/0x90 [ 479.777265][ T3619] erofs_fc_get_tree+0x1c/0x20 [ 479.782030][ T3619] vfs_get_tree+0x88/0x290 [ 479.786449][ T3619] do_new_mount+0x289/0xad0 [ 479.790956][ T3619] ? do_move_mount_old+0x160/0x160 [ 479.796060][ T3619] ? security_capable+0xb2/0xd0 [ 479.800899][ T3619] ? ns_capable+0x8a/0xf0 [ 479.805210][ T3619] path_mount+0x60b/0x1050 [ 479.809608][ T3619] __se_sys_mount+0x2d2/0x3c0 [ 479.814268][ T3619] ? __x64_sys_mount+0xd0/0xd0 [ 479.819020][ T3619] ? vfs_mkdir+0x580/0x580 [ 479.823416][ T3619] __x64_sys_mount+0xbf/0xd0 [ 479.827991][ T3619] do_syscall_64+0x44/0xd0 [ 479.832391][ T3619] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 479.838317][ T3619] RIP: 0033:0x7f211b962c9a [ 479.842715][ T3619] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 479.862311][ T3619] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 479.870705][ T3619] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 479.878660][ T3619] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 479.886614][ T3619] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 479.894569][ T3619] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 479.902522][ T3619] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 479.910477][ T3619] [ 479.925928][ T3621] loop5: detected capacity change from 0 to 16 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 479.947213][ T3614] kobject: can not set name properly! [ 479.950831][ T3621] erofs: (device loop5): mounted with root inode @ nid 36. [ 479.976869][ T3624] loop0: detected capacity change from 0 to 16 [ 479.983484][ T3619] kobject: can not set name properly! [ 479.986131][ T3621] FAULT_INJECTION: forcing a failure. write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 479.986131][ T3621] name failslab, interval 1, probability 0, space 0, times 0 [ 479.993627][ T3625] loop2: detected capacity change from 0 to 16 [ 480.002300][ T3621] CPU: 1 PID: 3621 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 480.011080][ T3625] FAULT_INJECTION: forcing a failure. [ 480.011080][ T3625] name failslab, interval 1, probability 0, space 0, times 0 [ 480.018371][ T3621] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 480.018383][ T3621] Call Trace: [ 480.018388][ T3621] [ 480.018393][ T3621] dump_stack_lvl+0x151/0x1b7 [ 480.018414][ T3621] ? bfq_pos_tree_add_move+0x43e/0x43e [ 480.018430][ T3621] ? avc_has_perm+0x16d/0x260 [ 480.062278][ T3621] dump_stack+0x15/0x17 [ 480.066428][ T3621] should_fail+0x3c0/0x510 [ 480.070834][ T3621] __should_failslab+0x9f/0xe0 [ 480.075850][ T3621] should_failslab+0x9/0x20 [ 480.080342][ T3621] kmem_cache_alloc+0x4f/0x2f0 [ 480.085095][ T3621] ? selinux_sb_remount+0xd20/0xd20 [ 480.090282][ T3621] ? alloc_vfsmnt+0x27/0x4a0 [ 480.094858][ T3621] alloc_vfsmnt+0x27/0x4a0 [ 480.099264][ T3621] vfs_create_mount+0x84/0x4c0 [ 480.104020][ T3621] ? __kasan_check_write+0x14/0x20 [ 480.109114][ T3621] do_new_mount+0x3b4/0xad0 [ 480.113604][ T3621] ? do_move_mount_old+0x160/0x160 [ 480.118702][ T3621] ? security_capable+0xb2/0xd0 [ 480.123543][ T3621] ? ns_capable+0x8a/0xf0 [ 480.127882][ T3621] path_mount+0x60b/0x1050 [ 480.132373][ T3621] __se_sys_mount+0x2d2/0x3c0 [ 480.137037][ T3621] ? __x64_sys_mount+0xd0/0xd0 [ 480.141795][ T3621] ? vfs_mkdir+0x580/0x580 [ 480.146197][ T3621] __x64_sys_mount+0xbf/0xd0 [ 480.150954][ T3621] do_syscall_64+0x44/0xd0 [ 480.155536][ T3621] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 480.161418][ T3621] RIP: 0033:0x7f211b962c9a [ 480.165820][ T3621] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 480.185418][ T3621] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 480.193827][ T3621] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 480.201782][ T3621] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 480.209734][ T3621] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 480.217688][ T3621] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 480.225645][ T3621] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 480.233622][ T3621] [ 480.236741][ T3625] CPU: 0 PID: 3625 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 480.236915][ T3624] FAULT_INJECTION: forcing a failure. [ 480.236915][ T3624] name failslab, interval 1, probability 0, space 0, times 0 [ 480.247503][ T3625] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 480.247514][ T3625] Call Trace: [ 480.247519][ T3625] [ 480.247524][ T3625] dump_stack_lvl+0x151/0x1b7 [ 480.247547][ T3625] ? bfq_pos_tree_add_move+0x43e/0x43e [ 480.247563][ T3625] ? get_tree_bdev+0x417/0x640 [ 480.247579][ T3625] ? vfs_get_tree+0x88/0x290 [ 480.247593][ T3625] ? do_new_mount+0x289/0xad0 [ 480.300462][ T3625] ? path_mount+0x60b/0x1050 [ 480.305055][ T3625] ? __x64_sys_mount+0xbf/0xd0 [ 480.309807][ T3625] ? do_syscall_64+0x44/0xd0 [ 480.314380][ T3625] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 480.320441][ T3625] dump_stack+0x15/0x17 [ 480.324583][ T3625] should_fail+0x3c0/0x510 [ 480.328990][ T3625] ? kvasprintf_const+0x139/0x180 [ 480.333999][ T3625] __should_failslab+0x9f/0xe0 [ 480.338750][ T3625] should_failslab+0x9/0x20 [ 480.343240][ T3625] __kmalloc_track_caller+0x6c/0x350 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 480.348516][ T3625] kstrdup_const+0x55/0x90 [ 480.352924][ T3625] kvasprintf_const+0x139/0x180 [ 480.357776][ T3625] kobject_set_name_vargs+0x61/0x120 [ 480.363050][ T3625] kobject_init_and_add+0xdb/0x190 [ 480.368146][ T3625] ? __kasan_check_write+0x14/0x20 [ 480.373246][ T3625] ? kobject_add+0x210/0x210 [ 480.377831][ T3625] ? inode_init_always+0x760/0x9b0 [ 480.382935][ T3625] ? _raw_spin_unlock+0x4d/0x70 [ 480.387780][ T3625] ? _raw_spin_unlock+0x4d/0x70 [ 480.392626][ T3625] erofs_register_sysfs+0xd1/0x130 [ 480.397724][ T3625] erofs_fc_fill_super+0x95c/0x1180 [ 480.402910][ T3625] get_tree_bdev+0x417/0x640 [ 480.407493][ T3625] ? erofs_release_device_info+0x90/0x90 [ 480.413118][ T3625] erofs_fc_get_tree+0x1c/0x20 [ 480.417870][ T3625] vfs_get_tree+0x88/0x290 [ 480.422275][ T3625] do_new_mount+0x289/0xad0 [ 480.426767][ T3625] ? do_move_mount_old+0x160/0x160 [ 480.432237][ T3625] ? security_capable+0xb2/0xd0 [ 480.437074][ T3625] ? ns_capable+0x8a/0xf0 [ 480.441404][ T3625] path_mount+0x60b/0x1050 [ 480.445834][ T3625] __se_sys_mount+0x2d2/0x3c0 [ 480.450520][ T3625] ? __x64_sys_mount+0xd0/0xd0 [ 480.455294][ T3625] __x64_sys_mount+0xbf/0xd0 [ 480.459877][ T3625] do_syscall_64+0x44/0xd0 [ 480.464286][ T3625] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 480.470173][ T3625] RIP: 0033:0x7f211b962c9a [ 480.474582][ T3625] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 480.494184][ T3625] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 480.502599][ T3625] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 480.510565][ T3625] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 480.518530][ T3625] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 480.526581][ T3625] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 480.534542][ T3625] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 480.542506][ T3625] [ 480.545510][ T3624] CPU: 1 PID: 3624 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 480.556272][ T3624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 480.566499][ T3624] Call Trace: [ 480.569762][ T3624] [ 480.572677][ T3624] dump_stack_lvl+0x151/0x1b7 [ 480.577341][ T3624] ? bfq_pos_tree_add_move+0x43e/0x43e [ 480.582782][ T3624] dump_stack+0x15/0x17 [ 480.586916][ T3624] should_fail+0x3c0/0x510 [ 480.591316][ T3624] __should_failslab+0x9f/0xe0 [ 480.596147][ T3624] should_failslab+0x9/0x20 [ 480.600631][ T3624] kmem_cache_alloc+0x4f/0x2f0 [ 480.605375][ T3624] ? __kernfs_new_node+0xdb/0x6e0 [ 480.610385][ T3624] __kernfs_new_node+0xdb/0x6e0 [ 480.615301][ T3624] ? erofs_fc_get_tree+0x1c/0x20 [ 480.620230][ T3624] ? vfs_get_tree+0x88/0x290 [ 480.624800][ T3624] ? do_new_mount+0x289/0xad0 [ 480.629483][ T3624] ? path_mount+0x60b/0x1050 [ 480.634066][ T3624] ? __se_sys_mount+0x2d2/0x3c0 [ 480.638928][ T3624] ? kernfs_new_node+0x170/0x170 [ 480.643856][ T3624] kernfs_create_dir_ns+0x9b/0x230 [ 480.648964][ T3624] sysfs_create_dir_ns+0x181/0x390 [ 480.654059][ T3624] ? sysfs_warn_dup+0xa0/0xa0 [ 480.658717][ T3624] ? memcpy+0x56/0x70 [ 480.662692][ T3624] kobject_add_internal+0x766/0xda0 [ 480.667901][ T3624] kobject_init_and_add+0x123/0x190 [ 480.673109][ T3624] ? __kasan_check_write+0x14/0x20 [ 480.678212][ T3624] ? kobject_add+0x210/0x210 [ 480.682784][ T3624] ? inode_init_always+0x760/0x9b0 [ 480.687877][ T3624] ? _raw_spin_unlock+0x4d/0x70 [ 480.692712][ T3624] ? _raw_spin_unlock+0x4d/0x70 [ 480.697555][ T3624] erofs_register_sysfs+0xd1/0x130 [ 480.702668][ T3624] erofs_fc_fill_super+0x95c/0x1180 [ 480.707860][ T3624] get_tree_bdev+0x417/0x640 [ 480.712455][ T3624] ? erofs_release_device_info+0x90/0x90 [ 480.718094][ T3624] erofs_fc_get_tree+0x1c/0x20 [ 480.722848][ T3624] vfs_get_tree+0x88/0x290 [ 480.727246][ T3624] do_new_mount+0x289/0xad0 [ 480.731733][ T3624] ? do_move_mount_old+0x160/0x160 [ 480.736828][ T3624] ? security_capable+0xb2/0xd0 [ 480.741662][ T3624] ? ns_capable+0x8a/0xf0 [ 480.745975][ T3624] path_mount+0x60b/0x1050 [ 480.750373][ T3624] __se_sys_mount+0x2d2/0x3c0 [ 480.755036][ T3624] ? __x64_sys_mount+0xd0/0xd0 [ 480.759793][ T3624] __x64_sys_mount+0xbf/0xd0 [ 480.764414][ T3624] do_syscall_64+0x44/0xd0 [ 480.768850][ T3624] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 480.774731][ T3624] RIP: 0033:0x7f211b962c9a [ 480.779128][ T3624] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 480.798715][ T3624] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 480.807110][ T3624] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 480.815063][ T3624] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 480.823017][ T3624] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 480.830971][ T3624] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 480.838923][ T3624] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 480.846878][ T3624] write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 480.850177][ T3624] kobject_add_internal failed for loop0 (error: -12 parent: erofs) [ 480.850917][ T3625] kobject: can not set name properly! [ 480.873741][ T3628] loop1: detected capacity change from 0 to 16 [ 480.881525][ T3628] FAULT_INJECTION: forcing a failure. [ 480.881525][ T3628] name failslab, interval 1, probability 0, space 0, times 0 [ 480.887604][ T3629] loop3: detected capacity change from 0 to 16 [ 480.897013][ T3628] CPU: 1 PID: 3628 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 480.902916][ T3631] loop2: detected capacity change from 0 to 16 [ 480.911017][ T3628] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 480.911029][ T3628] Call Trace: [ 480.911035][ T3628] [ 480.911040][ T3628] dump_stack_lvl+0x151/0x1b7 [ 480.911062][ T3628] ? bfq_pos_tree_add_move+0x43e/0x43e [ 480.911077][ T3628] ? make_kgid+0x215/0x710 [ 480.911094][ T3628] ? from_kuid_munged+0x7b0/0x7b0 [ 480.911112][ T3628] dump_stack+0x15/0x17 [ 480.911126][ T3628] should_fail+0x3c0/0x510 [ 480.918242][ T3629] FAULT_INJECTION: forcing a failure. [ 480.918242][ T3629] name failslab, interval 1, probability 0, space 0, times 0 [ 480.927311][ T3628] __should_failslab+0x9f/0xe0 [ 480.927333][ T3628] should_failslab+0x9/0x20 [ 480.927347][ T3628] kmem_cache_alloc+0x4f/0x2f0 [ 480.927363][ T3628] ? __d_alloc+0x2d/0x6b0 [ 480.935313][ T3631] FAULT_INJECTION: forcing a failure. [ 480.935313][ T3631] name failslab, interval 1, probability 0, space 0, times 0 [ 480.938274][ T3628] __d_alloc+0x2d/0x6b0 [ 481.009067][ T3628] ? erofs_inode_init_once+0x20/0x20 [ 481.014348][ T3628] d_make_root+0x4a/0xe0 [ 481.018580][ T3628] erofs_fc_fill_super+0x809/0x1180 [ 481.023767][ T3628] get_tree_bdev+0x417/0x640 [ 481.028343][ T3628] ? erofs_release_device_info+0x90/0x90 [ 481.034316][ T3628] erofs_fc_get_tree+0x1c/0x20 [ 481.039066][ T3628] vfs_get_tree+0x88/0x290 [ 481.043469][ T3628] do_new_mount+0x289/0xad0 [ 481.047961][ T3628] ? do_move_mount_old+0x160/0x160 [ 481.053057][ T3628] ? security_capable+0xb2/0xd0 [ 481.057895][ T3628] ? ns_capable+0x8a/0xf0 [ 481.062217][ T3628] path_mount+0x60b/0x1050 [ 481.066623][ T3628] __se_sys_mount+0x2d2/0x3c0 [ 481.071297][ T3628] ? __x64_sys_mount+0xd0/0xd0 [ 481.076052][ T3628] __x64_sys_mount+0xbf/0xd0 [ 481.080642][ T3628] do_syscall_64+0x44/0xd0 [ 481.085060][ T3628] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 481.090957][ T3628] RIP: 0033:0x7f211b962c9a [ 481.095367][ T3628] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 481.114962][ T3628] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 481.123368][ T3628] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 481.131324][ T3628] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 481.139285][ T3628] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 481.147245][ T3628] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 481.155213][ T3628] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 481.163177][ T3628] [ 481.166190][ T3631] CPU: 0 PID: 3631 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 481.167725][ T3633] loop5: detected capacity change from 0 to 16 [ 481.176950][ T3631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 481.176962][ T3631] Call Trace: [ 481.176967][ T3631] [ 481.176973][ T3631] dump_stack_lvl+0x151/0x1b7 [ 481.176994][ T3631] ? bfq_pos_tree_add_move+0x43e/0x43e [ 481.209421][ T3631] dump_stack+0x15/0x17 [ 481.213571][ T3631] should_fail+0x3c0/0x510 [ 481.217980][ T3631] __should_failslab+0x9f/0xe0 [ 481.222729][ T3631] should_failslab+0x9/0x20 [ 481.227216][ T3631] kmem_cache_alloc+0x4f/0x2f0 [ 481.231963][ T3631] ? from_kuid_munged+0x7b0/0x7b0 [ 481.236974][ T3631] ? security_inode_alloc+0x29/0x140 [ 481.242250][ T3631] security_inode_alloc+0x29/0x140 [ 481.247350][ T3631] inode_init_always+0x749/0x9b0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 481.252274][ T3631] ? _erofs_info+0x190/0x190 [ 481.256848][ T3631] new_inode_pseudo+0x93/0x220 [ 481.261597][ T3631] new_inode+0x28/0x1c0 [ 481.265736][ T3631] ? _raw_spin_unlock+0x4d/0x70 [ 481.270576][ T3631] ? erofs_shrinker_register+0xfb/0x110 [ 481.276109][ T3631] erofs_fc_fill_super+0x867/0x1180 [ 481.281294][ T3631] get_tree_bdev+0x417/0x640 [ 481.285869][ T3631] ? erofs_release_device_info+0x90/0x90 [ 481.291491][ T3631] erofs_fc_get_tree+0x1c/0x20 [ 481.296251][ T3631] vfs_get_tree+0x88/0x290 [ 481.300654][ T3631] do_new_mount+0x289/0xad0 [ 481.305149][ T3631] ? do_move_mount_old+0x160/0x160 [ 481.310250][ T3631] ? security_capable+0xb2/0xd0 [ 481.315418][ T3631] ? ns_capable+0x8a/0xf0 [ 481.319764][ T3631] path_mount+0x60b/0x1050 [ 481.324182][ T3631] __se_sys_mount+0x2d2/0x3c0 [ 481.328859][ T3631] ? __x64_sys_mount+0xd0/0xd0 [ 481.333611][ T3631] ? vfs_mkdir+0x580/0x580 [ 481.338079][ T3631] __x64_sys_mount+0xbf/0xd0 [ 481.342680][ T3631] do_syscall_64+0x44/0xd0 [ 481.347093][ T3631] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 481.352983][ T3631] RIP: 0033:0x7f211b962c9a [ 481.357391][ T3631] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 481.377069][ T3631] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 481.385472][ T3631] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 481.393429][ T3631] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 481.401386][ T3631] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 481.409344][ T3631] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 481.417302][ T3631] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 481.425297][ T3631] [ 481.428314][ T3629] CPU: 1 PID: 3629 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 481.439420][ T3629] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 481.449475][ T3629] Call Trace: [ 481.452756][ T3629] [ 481.455680][ T3629] dump_stack_lvl+0x151/0x1b7 [ 481.460362][ T3629] ? bfq_pos_tree_add_move+0x43e/0x43e [ 481.465827][ T3629] ? get_tree_bdev+0x417/0x640 [ 481.470587][ T3629] ? vfs_get_tree+0x88/0x290 [ 481.475177][ T3629] ? do_new_mount+0x289/0xad0 [ 481.479841][ T3629] ? path_mount+0x60b/0x1050 [ 481.484413][ T3629] ? __x64_sys_mount+0xbf/0xd0 [ 481.489162][ T3629] ? do_syscall_64+0x44/0xd0 [ 481.493735][ T3629] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 481.499787][ T3629] dump_stack+0x15/0x17 [ 481.503925][ T3629] should_fail+0x3c0/0x510 [ 481.508323][ T3629] ? kvasprintf_const+0x139/0x180 [ 481.514894][ T3629] __should_failslab+0x9f/0xe0 [ 481.519646][ T3629] should_failslab+0x9/0x20 [ 481.524133][ T3629] __kmalloc_track_caller+0x6c/0x350 [ 481.529554][ T3629] kstrdup_const+0x55/0x90 [ 481.533969][ T3629] kvasprintf_const+0x139/0x180 [ 481.538808][ T3629] kobject_set_name_vargs+0x61/0x120 [ 481.544079][ T3629] kobject_init_and_add+0xdb/0x190 [ 481.549181][ T3629] ? __kasan_check_write+0x14/0x20 [ 481.554272][ T3629] ? kobject_add+0x210/0x210 [ 481.558846][ T3629] ? inode_init_always+0x760/0x9b0 [ 481.563942][ T3629] ? _raw_spin_unlock+0x4d/0x70 [ 481.568776][ T3629] ? _raw_spin_unlock+0x4d/0x70 [ 481.573619][ T3629] erofs_register_sysfs+0xd1/0x130 [ 481.578734][ T3629] erofs_fc_fill_super+0x95c/0x1180 [ 481.583925][ T3629] get_tree_bdev+0x417/0x640 [ 481.588674][ T3629] ? erofs_release_device_info+0x90/0x90 [ 481.594296][ T3629] erofs_fc_get_tree+0x1c/0x20 [ 481.599147][ T3629] vfs_get_tree+0x88/0x290 [ 481.603565][ T3629] do_new_mount+0x289/0xad0 [ 481.608059][ T3629] ? do_move_mount_old+0x160/0x160 [ 481.613167][ T3629] ? security_capable+0xb2/0xd0 [ 481.617999][ T3629] ? ns_capable+0x8a/0xf0 [ 481.622309][ T3629] path_mount+0x60b/0x1050 [ 481.626708][ T3629] __se_sys_mount+0x2d2/0x3c0 [ 481.631368][ T3629] ? __x64_sys_mount+0xd0/0xd0 [ 481.636117][ T3629] __x64_sys_mount+0xbf/0xd0 [ 481.640688][ T3629] do_syscall_64+0x44/0xd0 [ 481.645087][ T3629] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 481.650965][ T3629] RIP: 0033:0x7f211b962c9a [ 481.655364][ T3629] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 481.674956][ T3629] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 481.683350][ T3629] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 481.691303][ T3629] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 481.699254][ T3629] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 481.707209][ T3629] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 481.715163][ T3629] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 481.723204][ T3629] [ 481.726604][ T3633] FAULT_INJECTION: forcing a failure. [ 481.726604][ T3633] name failslab, interval 1, probability 0, space 0, times 0 [ 481.727379][ T3629] kobject: can not set name properly! [ 481.745901][ T3633] CPU: 0 PID: 3633 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 481.750107][ T3635] loop4: detected capacity change from 0 to 16 [ 481.756670][ T3633] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 481.756682][ T3633] Call Trace: [ 481.756688][ T3633] [ 481.756693][ T3633] dump_stack_lvl+0x151/0x1b7 [ 481.767124][ T3635] FAULT_INJECTION: forcing a failure. [ 481.767124][ T3635] name failslab, interval 1, probability 0, space 0, times 0 [ 481.772882][ T3633] ? bfq_pos_tree_add_move+0x43e/0x43e [ 481.772908][ T3633] ? _raw_spin_lock+0xa3/0x1b0 [ 481.806940][ T3633] dump_stack+0x15/0x17 [ 481.811113][ T3633] should_fail+0x3c0/0x510 [ 481.815525][ T3633] __should_failslab+0x9f/0xe0 [ 481.820277][ T3633] should_failslab+0x9/0x20 [ 481.824772][ T3633] kmem_cache_alloc+0x4f/0x2f0 [ 481.829524][ T3633] ? erofs_alloc_inode+0x1b/0x50 [ 481.834445][ T3633] ? __kasan_check_write+0x14/0x20 [ 481.839541][ T3633] ? _erofs_info+0x190/0x190 [ 481.844118][ T3633] erofs_alloc_inode+0x1b/0x50 [ 481.848872][ T3633] ? _erofs_info+0x190/0x190 [ 481.853445][ T3633] new_inode_pseudo+0x64/0x220 [ 481.858198][ T3633] new_inode+0x28/0x1c0 [ 481.862350][ T3633] ? _raw_spin_unlock+0x4d/0x70 [ 481.867258][ T3633] ? erofs_shrinker_register+0xfb/0x110 [ 481.873045][ T3633] erofs_fc_fill_super+0x867/0x1180 [ 481.878259][ T3633] get_tree_bdev+0x417/0x640 [ 481.882844][ T3633] ? erofs_release_device_info+0x90/0x90 [ 481.888470][ T3633] erofs_fc_get_tree+0x1c/0x20 [ 481.893220][ T3633] vfs_get_tree+0x88/0x290 [ 481.897630][ T3633] do_new_mount+0x289/0xad0 [ 481.902209][ T3633] ? do_move_mount_old+0x160/0x160 [ 481.907307][ T3633] ? security_capable+0xb2/0xd0 [ 481.912148][ T3633] ? ns_capable+0x8a/0xf0 [ 481.916464][ T3633] path_mount+0x60b/0x1050 [ 481.920869][ T3633] __se_sys_mount+0x2d2/0x3c0 [ 481.925624][ T3633] ? __x64_sys_mount+0xd0/0xd0 [ 481.930378][ T3633] __x64_sys_mount+0xbf/0xd0 [ 481.934956][ T3633] do_syscall_64+0x44/0xd0 [ 481.939358][ T3633] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 481.945252][ T3633] RIP: 0033:0x7f211b962c9a write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 481.949675][ T3633] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 481.969404][ T3633] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 481.977820][ T3633] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 481.985788][ T3633] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 481.993748][ T3633] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 482.001705][ T3633] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 482.009670][ T3633] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 482.017633][ T3633] [ 482.020639][ T3635] CPU: 1 PID: 3635 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 482.031398][ T3635] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 482.041435][ T3635] Call Trace: [ 482.044695][ T3635] [ 482.047604][ T3635] dump_stack_lvl+0x151/0x1b7 [ 482.052262][ T3635] ? bfq_pos_tree_add_move+0x43e/0x43e [ 482.057699][ T3635] dump_stack+0x15/0x17 [ 482.061832][ T3635] should_fail+0x3c0/0x510 [ 482.066227][ T3635] __should_failslab+0x9f/0xe0 [ 482.070977][ T3635] should_failslab+0x9/0x20 [ 482.075472][ T3635] kmem_cache_alloc+0x4f/0x2f0 [ 482.080217][ T3635] ? from_kuid_munged+0x7b0/0x7b0 [ 482.085323][ T3635] ? security_inode_alloc+0x29/0x140 [ 482.090585][ T3635] security_inode_alloc+0x29/0x140 [ 482.095672][ T3635] inode_init_always+0x749/0x9b0 [ 482.100584][ T3635] ? _erofs_info+0x190/0x190 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 482.105152][ T3635] new_inode_pseudo+0x93/0x220 [ 482.109899][ T3635] new_inode+0x28/0x1c0 [ 482.114051][ T3635] ? _raw_spin_unlock+0x4d/0x70 [ 482.118880][ T3635] ? erofs_shrinker_register+0xfb/0x110 [ 482.124402][ T3635] erofs_fc_fill_super+0x867/0x1180 [ 482.129701][ T3635] get_tree_bdev+0x417/0x640 [ 482.134274][ T3635] ? erofs_release_device_info+0x90/0x90 [ 482.139884][ T3635] erofs_fc_get_tree+0x1c/0x20 [ 482.144626][ T3635] vfs_get_tree+0x88/0x290 [ 482.149026][ T3635] do_new_mount+0x289/0xad0 [ 482.153506][ T3635] ? do_move_mount_old+0x160/0x160 [ 482.158678][ T3635] ? security_capable+0xb2/0xd0 [ 482.163513][ T3635] ? ns_capable+0x8a/0xf0 [ 482.167830][ T3635] path_mount+0x60b/0x1050 [ 482.172424][ T3635] __se_sys_mount+0x2d2/0x3c0 [ 482.177111][ T3635] ? __x64_sys_mount+0xd0/0xd0 [ 482.181868][ T3635] __x64_sys_mount+0xbf/0xd0 [ 482.186440][ T3635] do_syscall_64+0x44/0xd0 [ 482.190834][ T3635] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 482.196711][ T3635] RIP: 0033:0x7f211b962c9a [ 482.201129][ T3635] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 482.220708][ T3635] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 482.229098][ T3635] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 482.237049][ T3635] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 482.244998][ T3635] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 482.252954][ T3635] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 482.260929][ T3635] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 482.268892][ T3635] [ 482.279413][ T3639] loop1: detected capacity change from 0 to 16 [ 482.282929][ T3641] loop5: detected capacity change from 0 to 16 [ 482.286454][ T3639] FAULT_INJECTION: forcing a failure. [ 482.286454][ T3639] name failslab, interval 1, probability 0, space 0, times 0 [ 482.292587][ T3641] FAULT_INJECTION: forcing a failure. [ 482.292587][ T3641] name failslab, interval 1, probability 0, space 0, times 0 [ 482.304795][ T3639] CPU: 0 PID: 3639 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 482.327790][ T3639] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 482.337846][ T3639] Call Trace: [ 482.341116][ T3639] [ 482.344034][ T3639] dump_stack_lvl+0x151/0x1b7 [ 482.348708][ T3639] ? bfq_pos_tree_add_move+0x43e/0x43e [ 482.354156][ T3639] ? _raw_spin_lock+0xa3/0x1b0 [ 482.358909][ T3639] dump_stack+0x15/0x17 [ 482.363050][ T3639] should_fail+0x3c0/0x510 [ 482.367456][ T3639] __should_failslab+0x9f/0xe0 [ 482.372208][ T3639] should_failslab+0x9/0x20 [ 482.376708][ T3639] kmem_cache_alloc+0x4f/0x2f0 [ 482.381471][ T3639] ? erofs_alloc_inode+0x1b/0x50 [ 482.386393][ T3639] ? __kasan_check_write+0x14/0x20 [ 482.391492][ T3639] ? _erofs_info+0x190/0x190 [ 482.396066][ T3639] erofs_alloc_inode+0x1b/0x50 [ 482.400816][ T3639] ? _erofs_info+0x190/0x190 [ 482.405389][ T3639] new_inode_pseudo+0x64/0x220 [ 482.410139][ T3639] new_inode+0x28/0x1c0 [ 482.414282][ T3639] ? _raw_spin_unlock+0x4d/0x70 [ 482.419127][ T3639] ? erofs_shrinker_register+0xfb/0x110 [ 482.424658][ T3639] erofs_fc_fill_super+0x867/0x1180 [ 482.429842][ T3639] get_tree_bdev+0x417/0x640 [ 482.434592][ T3639] ? erofs_release_device_info+0x90/0x90 [ 482.440211][ T3639] erofs_fc_get_tree+0x1c/0x20 [ 482.444962][ T3639] vfs_get_tree+0x88/0x290 [ 482.449364][ T3639] do_new_mount+0x289/0xad0 [ 482.453855][ T3639] ? do_move_mount_old+0x160/0x160 [ 482.458958][ T3639] ? security_capable+0xb2/0xd0 [ 482.463798][ T3639] ? ns_capable+0x8a/0xf0 [ 482.468119][ T3639] path_mount+0x60b/0x1050 [ 482.472524][ T3639] __se_sys_mount+0x2d2/0x3c0 [ 482.477205][ T3639] ? __x64_sys_mount+0xd0/0xd0 [ 482.481958][ T3639] __x64_sys_mount+0xbf/0xd0 [ 482.486533][ T3639] do_syscall_64+0x44/0xd0 [ 482.490952][ T3639] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 482.496859][ T3639] RIP: 0033:0x7f211b962c9a [ 482.501273][ T3639] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 482.521055][ T3639] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 482.529460][ T3639] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 482.537419][ T3639] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 482.545379][ T3639] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 482.553339][ T3639] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 482.561299][ T3639] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 482.569261][ T3639] [ 482.572273][ T3641] CPU: 1 PID: 3641 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 482.576965][ T3643] loop0: detected capacity change from 0 to 16 [ 482.583118][ T3641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 482.583130][ T3641] Call Trace: [ 482.583135][ T3641] [ 482.583141][ T3641] dump_stack_lvl+0x151/0x1b7 [ 482.590117][ T3643] FAULT_INJECTION: forcing a failure. [ 482.590117][ T3643] name failslab, interval 1, probability 0, space 0, times 0 [ 482.599401][ T3641] ? bfq_pos_tree_add_move+0x43e/0x43e [ 482.599423][ T3641] ? get_tree_bdev+0x417/0x640 [ 482.599437][ T3641] ? vfs_get_tree+0x88/0x290 [ 482.599450][ T3641] ? do_new_mount+0x289/0xad0 [ 482.642232][ T3641] ? path_mount+0x60b/0x1050 [ 482.646824][ T3641] ? __x64_sys_mount+0xbf/0xd0 [ 482.651586][ T3641] ? do_syscall_64+0x44/0xd0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 482.656163][ T3641] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 482.662223][ T3641] dump_stack+0x15/0x17 [ 482.666368][ T3641] should_fail+0x3c0/0x510 [ 482.670781][ T3641] ? kvasprintf_const+0x139/0x180 [ 482.675809][ T3641] __should_failslab+0x9f/0xe0 [ 482.680567][ T3641] should_failslab+0x9/0x20 [ 482.685075][ T3641] __kmalloc_track_caller+0x6c/0x350 [ 482.690366][ T3641] kstrdup_const+0x55/0x90 [ 482.694780][ T3641] kvasprintf_const+0x139/0x180 [ 482.699888][ T3641] kobject_set_name_vargs+0x61/0x120 [ 482.705159][ T3641] kobject_init_and_add+0xdb/0x190 [ 482.710261][ T3641] ? __kasan_check_write+0x14/0x20 [ 482.715365][ T3641] ? kobject_add+0x210/0x210 [ 482.719941][ T3641] ? inode_init_always+0x760/0x9b0 [ 482.725039][ T3641] ? _raw_spin_unlock+0x4d/0x70 [ 482.729877][ T3641] ? _raw_spin_unlock+0x4d/0x70 [ 482.734718][ T3641] erofs_register_sysfs+0xd1/0x130 [ 482.739827][ T3641] erofs_fc_fill_super+0x95c/0x1180 [ 482.745018][ T3641] get_tree_bdev+0x417/0x640 [ 482.749607][ T3641] ? erofs_release_device_info+0x90/0x90 [ 482.755236][ T3641] erofs_fc_get_tree+0x1c/0x20 [ 482.759996][ T3641] vfs_get_tree+0x88/0x290 [ 482.764399][ T3641] do_new_mount+0x289/0xad0 [ 482.768981][ T3641] ? do_move_mount_old+0x160/0x160 [ 482.774079][ T3641] ? security_capable+0xb2/0xd0 [ 482.778918][ T3641] ? ns_capable+0x8a/0xf0 [ 482.783232][ T3641] path_mount+0x60b/0x1050 [ 482.787633][ T3641] __se_sys_mount+0x2d2/0x3c0 [ 482.792383][ T3641] ? __x64_sys_mount+0xd0/0xd0 [ 482.797131][ T3641] __x64_sys_mount+0xbf/0xd0 [ 482.801706][ T3641] do_syscall_64+0x44/0xd0 [ 482.806193][ T3641] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 482.812091][ T3641] RIP: 0033:0x7f211b962c9a [ 482.816490][ T3641] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 482.836085][ T3641] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 482.844496][ T3641] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 482.852451][ T3641] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 482.860417][ T3641] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 482.868512][ T3641] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 482.876468][ T3641] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 482.884428][ T3641] [ 482.895243][ T3643] CPU: 1 PID: 3643 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 482.906034][ T3643] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 482.906470][ T3641] kobject: can not set name properly! [ 482.916265][ T3643] Call Trace: [ 482.916274][ T3643] [ 482.916280][ T3643] dump_stack_lvl+0x151/0x1b7 [ 482.916301][ T3643] ? bfq_pos_tree_add_move+0x43e/0x43e [ 482.916318][ T3643] dump_stack+0x15/0x17 [ 482.923698][ T3649] loop1: detected capacity change from 0 to 16 [ 482.924938][ T3643] should_fail+0x3c0/0x510 [ 482.924963][ T3643] __should_failslab+0x9f/0xe0 [ 482.924979][ T3643] should_failslab+0x9/0x20 [ 482.924992][ T3643] kmem_cache_alloc+0x4f/0x2f0 [ 482.929368][ T3649] FAULT_INJECTION: forcing a failure. [ 482.929368][ T3649] name failslab, interval 1, probability 0, space 0, times 0 [ 482.932566][ T3643] ? from_kuid_munged+0x7b0/0x7b0 [ 482.932589][ T3643] ? security_inode_alloc+0x29/0x140 [ 482.989605][ T3643] security_inode_alloc+0x29/0x140 [ 482.994722][ T3643] inode_init_always+0x749/0x9b0 [ 482.999649][ T3643] ? _erofs_info+0x190/0x190 [ 483.004231][ T3643] new_inode_pseudo+0x93/0x220 [ 483.008981][ T3643] new_inode+0x28/0x1c0 [ 483.013125][ T3643] ? _raw_spin_unlock+0x4d/0x70 [ 483.017965][ T3643] ? erofs_shrinker_register+0xfb/0x110 [ 483.023511][ T3643] erofs_fc_fill_super+0x867/0x1180 [ 483.028718][ T3643] get_tree_bdev+0x417/0x640 [ 483.033304][ T3643] ? erofs_release_device_info+0x90/0x90 [ 483.038925][ T3643] erofs_fc_get_tree+0x1c/0x20 [ 483.043688][ T3643] vfs_get_tree+0x88/0x290 [ 483.048109][ T3643] do_new_mount+0x289/0xad0 [ 483.052606][ T3643] ? do_move_mount_old+0x160/0x160 [ 483.057709][ T3643] ? security_capable+0xb2/0xd0 [ 483.062549][ T3643] ? ns_capable+0x8a/0xf0 [ 483.066871][ T3643] path_mount+0x60b/0x1050 [ 483.071276][ T3643] __se_sys_mount+0x2d2/0x3c0 [ 483.075940][ T3643] ? __x64_sys_mount+0xd0/0xd0 [ 483.080697][ T3643] __x64_sys_mount+0xbf/0xd0 [ 483.085274][ T3643] do_syscall_64+0x44/0xd0 [ 483.089684][ T3643] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 483.095572][ T3643] RIP: 0033:0x7f211b962c9a write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 483.099982][ T3643] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 483.119585][ T3643] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 483.127998][ T3643] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 483.135962][ T3643] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 483.143926][ T3643] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 483.151908][ T3643] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 483.159865][ T3643] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 483.167829][ T3643] [ 483.170836][ T3649] CPU: 0 PID: 3649 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 483.181596][ T3649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 483.191640][ T3649] Call Trace: [ 483.194906][ T3649] [ 483.197817][ T3649] dump_stack_lvl+0x151/0x1b7 [ 483.202478][ T3649] ? bfq_pos_tree_add_move+0x43e/0x43e [ 483.207916][ T3649] ? _raw_spin_lock+0xa3/0x1b0 [ 483.212665][ T3649] dump_stack+0x15/0x17 [ 483.216799][ T3649] should_fail+0x3c0/0x510 [ 483.221200][ T3649] __should_failslab+0x9f/0xe0 [ 483.225944][ T3649] should_failslab+0x9/0x20 [ 483.230432][ T3649] kmem_cache_alloc+0x4f/0x2f0 [ 483.235174][ T3649] ? erofs_alloc_inode+0x1b/0x50 [ 483.240093][ T3649] ? __kasan_check_write+0x14/0x20 [ 483.245184][ T3649] ? _erofs_info+0x190/0x190 [ 483.249753][ T3649] erofs_alloc_inode+0x1b/0x50 [ 483.254585][ T3649] ? _erofs_info+0x190/0x190 [ 483.259153][ T3649] new_inode_pseudo+0x64/0x220 [ 483.263900][ T3649] new_inode+0x28/0x1c0 [ 483.268037][ T3649] ? _raw_spin_unlock+0x4d/0x70 [ 483.272869][ T3649] ? erofs_shrinker_register+0xfb/0x110 [ 483.278394][ T3649] erofs_fc_fill_super+0x867/0x1180 [ 483.283574][ T3649] get_tree_bdev+0x417/0x640 [ 483.288151][ T3649] ? erofs_release_device_info+0x90/0x90 [ 483.293763][ T3649] erofs_fc_get_tree+0x1c/0x20 [ 483.298505][ T3649] vfs_get_tree+0x88/0x290 [ 483.302987][ T3649] do_new_mount+0x289/0xad0 [ 483.307471][ T3649] ? do_move_mount_old+0x160/0x160 [ 483.312562][ T3649] ? security_capable+0xb2/0xd0 [ 483.317394][ T3649] ? ns_capable+0x8a/0xf0 [ 483.321706][ T3649] path_mount+0x60b/0x1050 [ 483.326105][ T3649] __se_sys_mount+0x2d2/0x3c0 [ 483.330774][ T3649] ? __x64_sys_mount+0xd0/0xd0 [ 483.335525][ T3649] __x64_sys_mount+0xbf/0xd0 [ 483.340103][ T3649] do_syscall_64+0x44/0xd0 [ 483.344503][ T3649] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 483.350380][ T3649] RIP: 0033:0x7f211b962c9a [ 483.354776][ T3649] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 483.374362][ T3649] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 483.382760][ T3649] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 483.390712][ T3649] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 483.398785][ T3649] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 483.406766][ T3649] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 483.414733][ T3649] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 483.422695][ T3649] [ 483.428889][ T3651] loop3: detected capacity change from 0 to 16 [ 483.441163][ T3653] loop4: detected capacity change from 0 to 16 [ 483.441250][ T3651] erofs: (device loop3): mounted with root inode @ nid 36. [ 483.449208][ T3655] loop2: detected capacity change from 0 to 16 [ 483.455052][ T3651] FAULT_INJECTION: forcing a failure. [ 483.455052][ T3651] name failslab, interval 1, probability 0, space 0, times 0 [ 483.460801][ T3653] FAULT_INJECTION: forcing a failure. [ 483.460801][ T3653] name failslab, interval 1, probability 0, space 0, times 0 [ 483.473782][ T3651] CPU: 0 PID: 3651 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 483.496737][ T3651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 483.506793][ T3651] Call Trace: [ 483.510275][ T3651] [ 483.513341][ T3651] dump_stack_lvl+0x151/0x1b7 [ 483.518087][ T3651] ? bfq_pos_tree_add_move+0x43e/0x43e [ 483.523557][ T3651] ? avc_has_perm+0x16d/0x260 [ 483.528226][ T3651] dump_stack+0x15/0x17 [ 483.532370][ T3651] should_fail+0x3c0/0x510 [ 483.536775][ T3651] __should_failslab+0x9f/0xe0 [ 483.541527][ T3651] should_failslab+0x9/0x20 [ 483.546018][ T3651] kmem_cache_alloc+0x4f/0x2f0 [ 483.550857][ T3651] ? selinux_sb_remount+0xd20/0xd20 [ 483.556156][ T3651] ? alloc_vfsmnt+0x27/0x4a0 [ 483.560750][ T3651] alloc_vfsmnt+0x27/0x4a0 [ 483.565268][ T3651] vfs_create_mount+0x84/0x4c0 [ 483.570037][ T3651] ? __kasan_check_write+0x14/0x20 [ 483.575141][ T3651] do_new_mount+0x3b4/0xad0 [ 483.579640][ T3651] ? do_move_mount_old+0x160/0x160 [ 483.584827][ T3651] ? security_capable+0xb2/0xd0 [ 483.589664][ T3651] ? ns_capable+0x8a/0xf0 [ 483.593981][ T3651] path_mount+0x60b/0x1050 [ 483.598387][ T3651] __se_sys_mount+0x2d2/0x3c0 [ 483.603051][ T3651] ? __x64_sys_mount+0xd0/0xd0 [ 483.607802][ T3651] ? vfs_mkdir+0x580/0x580 [ 483.612204][ T3651] __x64_sys_mount+0xbf/0xd0 [ 483.616787][ T3651] do_syscall_64+0x44/0xd0 [ 483.621187][ T3651] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 483.627073][ T3651] RIP: 0033:0x7f211b962c9a [ 483.631476][ T3651] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 483.651066][ T3651] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 483.659472][ T3651] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 483.667438][ T3651] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 483.675396][ T3651] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 483.683354][ T3651] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 483.691310][ T3651] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 483.699357][ T3651] [ 483.702363][ T3653] CPU: 1 PID: 3653 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 483.713124][ T3653] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 483.723173][ T3653] Call Trace: [ 483.726439][ T3653] [ 483.729354][ T3653] dump_stack_lvl+0x151/0x1b7 [ 483.734020][ T3653] ? bfq_pos_tree_add_move+0x43e/0x43e [ 483.739462][ T3653] dump_stack+0x15/0x17 [ 483.743692][ T3653] should_fail+0x3c0/0x510 [ 483.749315][ T3653] __should_failslab+0x9f/0xe0 [ 483.754071][ T3653] should_failslab+0x9/0x20 [ 483.758555][ T3653] kmem_cache_alloc+0x4f/0x2f0 [ 483.763393][ T3653] ? from_kuid_munged+0x7b0/0x7b0 [ 483.768423][ T3653] ? security_inode_alloc+0x29/0x140 [ 483.773707][ T3653] security_inode_alloc+0x29/0x140 [ 483.778812][ T3653] inode_init_always+0x749/0x9b0 [ 483.783741][ T3653] ? _erofs_info+0x190/0x190 [ 483.788319][ T3653] new_inode_pseudo+0x93/0x220 [ 483.793074][ T3653] new_inode+0x28/0x1c0 [ 483.797208][ T3653] ? _raw_spin_unlock+0x4d/0x70 [ 483.802054][ T3653] ? erofs_shrinker_register+0xfb/0x110 [ 483.807579][ T3653] erofs_fc_fill_super+0x867/0x1180 [ 483.812760][ T3653] get_tree_bdev+0x417/0x640 [ 483.817352][ T3653] ? erofs_release_device_info+0x90/0x90 [ 483.823055][ T3653] erofs_fc_get_tree+0x1c/0x20 [ 483.827796][ T3653] vfs_get_tree+0x88/0x290 [ 483.832192][ T3653] do_new_mount+0x289/0xad0 [ 483.836678][ T3653] ? do_move_mount_old+0x160/0x160 [ 483.841773][ T3653] ? security_capable+0xb2/0xd0 [ 483.846605][ T3653] ? ns_capable+0x8a/0xf0 [ 483.850912][ T3653] path_mount+0x60b/0x1050 [ 483.855409][ T3653] __se_sys_mount+0x2d2/0x3c0 [ 483.860327][ T3653] ? __x64_sys_mount+0xd0/0xd0 [ 483.865313][ T3653] __x64_sys_mount+0xbf/0xd0 [ 483.869908][ T3653] do_syscall_64+0x44/0xd0 [ 483.874589][ T3653] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 483.880483][ T3653] RIP: 0033:0x7f211b962c9a [ 483.884911][ T3653] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 483.904592][ T3653] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 483.912984][ T3653] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 483.920943][ T3653] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 483.928895][ T3653] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 483.936853][ T3653] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 483.944804][ T3653] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 483.952848][ T3653] [ 483.956731][ T3655] FAULT_INJECTION: forcing a failure. write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 483.956731][ T3655] name failslab, interval 1, probability 0, space 0, times 0 [ 483.970816][ T3655] CPU: 0 PID: 3655 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 483.981573][ T3663] loop5: detected capacity change from 0 to 16 [ 483.981593][ T3655] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 483.989487][ T3663] FAULT_INJECTION: forcing a failure. [ 483.989487][ T3663] name failslab, interval 1, probability 0, space 0, times 0 [ 483.997762][ T3655] Call Trace: [ 483.997770][ T3655] [ 483.997776][ T3655] dump_stack_lvl+0x151/0x1b7 [ 483.997797][ T3655] ? bfq_pos_tree_add_move+0x43e/0x43e [ 483.997814][ T3655] dump_stack+0x15/0x17 [ 484.030731][ T3655] should_fail+0x3c0/0x510 [ 484.035146][ T3655] __should_failslab+0x9f/0xe0 [ 484.039896][ T3655] should_failslab+0x9/0x20 [ 484.044390][ T3655] kmem_cache_alloc+0x4f/0x2f0 [ 484.049139][ T3655] ? from_kuid_munged+0x7b0/0x7b0 [ 484.054163][ T3655] ? security_inode_alloc+0x29/0x140 [ 484.059442][ T3655] security_inode_alloc+0x29/0x140 [ 484.064971][ T3655] inode_init_always+0x749/0x9b0 [ 484.069895][ T3655] ? _erofs_info+0x190/0x190 [ 484.074641][ T3655] new_inode_pseudo+0x93/0x220 [ 484.079478][ T3655] new_inode+0x28/0x1c0 [ 484.083972][ T3655] ? _raw_spin_unlock+0x4d/0x70 [ 484.088809][ T3655] ? erofs_shrinker_register+0xfb/0x110 [ 484.094433][ T3655] erofs_fc_fill_super+0x867/0x1180 [ 484.099619][ T3655] get_tree_bdev+0x417/0x640 [ 484.104215][ T3655] ? erofs_release_device_info+0x90/0x90 [ 484.109921][ T3655] erofs_fc_get_tree+0x1c/0x20 [ 484.114671][ T3655] vfs_get_tree+0x88/0x290 [ 484.119073][ T3655] do_new_mount+0x289/0xad0 [ 484.123562][ T3655] ? do_move_mount_old+0x160/0x160 [ 484.128762][ T3655] ? security_capable+0xb2/0xd0 [ 484.133599][ T3655] ? ns_capable+0x8a/0xf0 [ 484.137917][ T3655] path_mount+0x60b/0x1050 [ 484.142321][ T3655] __se_sys_mount+0x2d2/0x3c0 [ 484.146984][ T3655] ? __x64_sys_mount+0xd0/0xd0 [ 484.151733][ T3655] __x64_sys_mount+0xbf/0xd0 [ 484.156318][ T3655] do_syscall_64+0x44/0xd0 [ 484.160731][ T3655] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 484.166783][ T3655] RIP: 0033:0x7f211b962c9a [ 484.171185][ T3655] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 484.190965][ T3655] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 484.199369][ T3655] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 484.207339][ T3655] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 484.215294][ T3655] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 484.223339][ T3655] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 484.231470][ T3655] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 484.239429][ T3655] [ 484.242434][ T3663] CPU: 1 PID: 3663 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 484.245010][ T3658] loop1: detected capacity change from 0 to 16 [ 484.253193][ T3663] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 484.253206][ T3663] Call Trace: [ 484.253212][ T3663] [ 484.253218][ T3663] dump_stack_lvl+0x151/0x1b7 [ 484.280208][ T3663] ? bfq_pos_tree_add_move+0x43e/0x43e [ 484.285676][ T3663] ? _raw_spin_lock+0xa3/0x1b0 [ 484.290438][ T3663] dump_stack+0x15/0x17 [ 484.294582][ T3663] should_fail+0x3c0/0x510 [ 484.298986][ T3663] __should_failslab+0x9f/0xe0 [ 484.303746][ T3663] should_failslab+0x9/0x20 [ 484.308247][ T3663] kmem_cache_alloc+0x4f/0x2f0 [ 484.312996][ T3663] ? erofs_alloc_inode+0x1b/0x50 [ 484.317922][ T3663] ? __kasan_check_write+0x14/0x20 [ 484.323020][ T3663] ? _erofs_info+0x190/0x190 [ 484.327591][ T3663] erofs_alloc_inode+0x1b/0x50 [ 484.332334][ T3663] ? _erofs_info+0x190/0x190 [ 484.336902][ T3663] new_inode_pseudo+0x64/0x220 [ 484.341645][ T3663] new_inode+0x28/0x1c0 [ 484.345782][ T3663] ? _raw_spin_unlock+0x4d/0x70 [ 484.350731][ T3663] ? erofs_shrinker_register+0xfb/0x110 [ 484.356265][ T3663] erofs_fc_fill_super+0x867/0x1180 [ 484.361442][ T3663] get_tree_bdev+0x417/0x640 [ 484.366014][ T3663] ? erofs_release_device_info+0x90/0x90 [ 484.371627][ T3663] erofs_fc_get_tree+0x1c/0x20 [ 484.376373][ T3663] vfs_get_tree+0x88/0x290 [ 484.380784][ T3663] do_new_mount+0x289/0xad0 [ 484.385412][ T3663] ? do_move_mount_old+0x160/0x160 [ 484.390522][ T3663] ? security_capable+0xb2/0xd0 [ 484.395363][ T3663] ? ns_capable+0x8a/0xf0 [ 484.399673][ T3663] path_mount+0x60b/0x1050 [ 484.404073][ T3663] __se_sys_mount+0x2d2/0x3c0 [ 484.408741][ T3663] ? __x64_sys_mount+0xd0/0xd0 [ 484.413490][ T3663] __x64_sys_mount+0xbf/0xd0 [ 484.418063][ T3663] do_syscall_64+0x44/0xd0 [ 484.422461][ T3663] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 484.428345][ T3663] RIP: 0033:0x7f211b962c9a [ 484.432743][ T3663] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 484.452335][ T3663] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 484.460729][ T3663] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 484.468685][ T3663] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 484.476725][ T3663] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 484.484675][ T3663] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 484.492627][ T3663] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 484.500580][ T3663] [ 484.507381][ T3658] FAULT_INJECTION: forcing a failure. write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 484.507381][ T3658] name failslab, interval 1, probability 0, space 0, times 0 [ 484.520545][ T3658] CPU: 1 PID: 3658 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 484.524427][ T3666] loop3: detected capacity change from 0 to 16 [ 484.531312][ T3658] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 484.531324][ T3658] Call Trace: [ 484.531329][ T3658] [ 484.531334][ T3658] dump_stack_lvl+0x151/0x1b7 [ 484.531357][ T3658] ? bfq_pos_tree_add_move+0x43e/0x43e [ 484.539076][ T3666] FAULT_INJECTION: forcing a failure. [ 484.539076][ T3666] name failslab, interval 1, probability 0, space 0, times 0 [ 484.547616][ T3658] ? _raw_spin_lock+0xa3/0x1b0 [ 484.547642][ T3658] dump_stack+0x15/0x17 [ 484.547658][ T3658] should_fail+0x3c0/0x510 [ 484.547676][ T3658] __should_failslab+0x9f/0xe0 [ 484.594813][ T3658] should_failslab+0x9/0x20 [ 484.599312][ T3658] kmem_cache_alloc+0x4f/0x2f0 [ 484.604065][ T3658] ? erofs_alloc_inode+0x1b/0x50 [ 484.608990][ T3658] ? __kasan_check_write+0x14/0x20 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 484.614086][ T3658] ? _erofs_info+0x190/0x190 [ 484.618659][ T3658] erofs_alloc_inode+0x1b/0x50 [ 484.623408][ T3658] ? _erofs_info+0x190/0x190 [ 484.625791][ T3667] loop0: detected capacity change from 0 to 16 [ 484.627988][ T3658] new_inode_pseudo+0x64/0x220 [ 484.628009][ T3658] new_inode+0x28/0x1c0 [ 484.638100][ T3667] FAULT_INJECTION: forcing a failure. [ 484.638100][ T3667] name failslab, interval 1, probability 0, space 0, times 0 [ 484.638883][ T3658] ? _raw_spin_unlock+0x4d/0x70 [ 484.638907][ T3658] ? erofs_shrinker_register+0xfb/0x110 [ 484.665940][ T3658] erofs_fc_fill_super+0x867/0x1180 [ 484.671144][ T3658] get_tree_bdev+0x417/0x640 [ 484.675727][ T3658] ? erofs_release_device_info+0x90/0x90 [ 484.681353][ T3658] erofs_fc_get_tree+0x1c/0x20 [ 484.686107][ T3658] vfs_get_tree+0x88/0x290 [ 484.690508][ T3658] do_new_mount+0x289/0xad0 [ 484.695005][ T3658] ? do_move_mount_old+0x160/0x160 [ 484.700105][ T3658] ? security_capable+0xb2/0xd0 [ 484.704941][ T3658] ? ns_capable+0x8a/0xf0 [ 484.709255][ T3658] path_mount+0x60b/0x1050 [ 484.713667][ T3658] __se_sys_mount+0x2d2/0x3c0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 484.718338][ T3658] ? __x64_sys_mount+0xd0/0xd0 [ 484.723094][ T3658] __x64_sys_mount+0xbf/0xd0 [ 484.727674][ T3658] do_syscall_64+0x44/0xd0 [ 484.732080][ T3658] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 484.737966][ T3658] RIP: 0033:0x7f211b962c9a [ 484.742382][ T3658] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 484.761991][ T3658] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 484.770401][ T3658] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 484.778369][ T3658] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 484.786329][ T3658] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 484.794458][ T3658] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 484.802413][ T3658] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 484.810372][ T3658] [ 484.813378][ T3666] CPU: 0 PID: 3666 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 484.824142][ T3666] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 484.834191][ T3666] Call Trace: [ 484.837463][ T3666] [ 484.840376][ T3666] dump_stack_lvl+0x151/0x1b7 [ 484.845040][ T3666] ? bfq_pos_tree_add_move+0x43e/0x43e [ 484.850481][ T3666] dump_stack+0x15/0x17 [ 484.854621][ T3666] should_fail+0x3c0/0x510 [ 484.859023][ T3666] __should_failslab+0x9f/0xe0 [ 484.863768][ T3666] should_failslab+0x9/0x20 [ 484.868252][ T3666] kmem_cache_alloc+0x4f/0x2f0 [ 484.872997][ T3666] ? from_kuid_munged+0x7b0/0x7b0 [ 484.878003][ T3666] ? security_inode_alloc+0x29/0x140 [ 484.883271][ T3666] security_inode_alloc+0x29/0x140 [ 484.888362][ T3666] inode_init_always+0x749/0x9b0 [ 484.893282][ T3666] ? _erofs_info+0x190/0x190 [ 484.897854][ T3666] new_inode_pseudo+0x93/0x220 [ 484.902598][ T3666] new_inode+0x28/0x1c0 [ 484.906745][ T3666] ? _raw_spin_unlock+0x4d/0x70 [ 484.911577][ T3666] ? erofs_shrinker_register+0xfb/0x110 [ 484.917112][ T3666] erofs_fc_fill_super+0x867/0x1180 [ 484.922306][ T3666] get_tree_bdev+0x417/0x640 [ 484.926898][ T3666] ? erofs_release_device_info+0x90/0x90 [ 484.932516][ T3666] erofs_fc_get_tree+0x1c/0x20 [ 484.937268][ T3666] vfs_get_tree+0x88/0x290 [ 484.941666][ T3666] do_new_mount+0x289/0xad0 [ 484.946153][ T3666] ? do_move_mount_old+0x160/0x160 [ 484.951252][ T3666] ? security_capable+0xb2/0xd0 [ 484.956083][ T3666] ? ns_capable+0x8a/0xf0 [ 484.960394][ T3666] path_mount+0x60b/0x1050 [ 484.964794][ T3666] __se_sys_mount+0x2d2/0x3c0 [ 484.969456][ T3666] ? __x64_sys_mount+0xd0/0xd0 [ 484.974205][ T3666] ? vfs_mkdir+0x580/0x580 [ 484.978603][ T3666] __x64_sys_mount+0xbf/0xd0 [ 484.983179][ T3666] do_syscall_64+0x44/0xd0 [ 484.987578][ T3666] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 484.993452][ T3666] RIP: 0033:0x7f211b962c9a [ 484.997851][ T3666] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 485.017440][ T3666] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 485.025839][ T3666] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 485.033799][ T3666] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 485.041753][ T3666] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 485.049705][ T3666] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 485.057658][ T3666] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 485.065626][ T3666] [ 485.069912][ T3667] CPU: 0 PID: 3667 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 485.080690][ T3667] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 485.090736][ T3667] Call Trace: [ 485.094001][ T3667] [ 485.096917][ T3667] dump_stack_lvl+0x151/0x1b7 [ 485.101579][ T3667] ? bfq_pos_tree_add_move+0x43e/0x43e [ 485.107021][ T3667] ? get_tree_bdev+0x417/0x640 [ 485.111766][ T3667] ? vfs_get_tree+0x88/0x290 [ 485.116341][ T3667] ? do_new_mount+0x289/0xad0 [ 485.121001][ T3667] ? path_mount+0x60b/0x1050 [ 485.125571][ T3667] ? __x64_sys_mount+0xbf/0xd0 [ 485.130315][ T3667] ? do_syscall_64+0x44/0xd0 [ 485.134897][ T3667] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 485.140947][ T3667] dump_stack+0x15/0x17 [ 485.145086][ T3667] should_fail+0x3c0/0x510 [ 485.149485][ T3667] ? kvasprintf_const+0x139/0x180 [ 485.154494][ T3667] __should_failslab+0x9f/0xe0 [ 485.159243][ T3667] should_failslab+0x9/0x20 [ 485.163728][ T3667] __kmalloc_track_caller+0x6c/0x350 [ 485.168997][ T3667] kstrdup_const+0x55/0x90 [ 485.173400][ T3667] kvasprintf_const+0x139/0x180 [ 485.178234][ T3667] kobject_set_name_vargs+0x61/0x120 [ 485.183502][ T3667] kobject_init_and_add+0xdb/0x190 [ 485.188594][ T3667] ? __kasan_check_write+0x14/0x20 [ 485.193694][ T3667] ? kobject_add+0x210/0x210 [ 485.198266][ T3667] ? inode_init_always+0x760/0x9b0 [ 485.203358][ T3667] ? _raw_spin_unlock+0x4d/0x70 [ 485.208190][ T3667] ? _raw_spin_unlock+0x4d/0x70 [ 485.213023][ T3667] erofs_register_sysfs+0xd1/0x130 [ 485.218117][ T3667] erofs_fc_fill_super+0x95c/0x1180 [ 485.223297][ T3667] get_tree_bdev+0x417/0x640 [ 485.227890][ T3667] ? erofs_release_device_info+0x90/0x90 [ 485.233504][ T3667] erofs_fc_get_tree+0x1c/0x20 [ 485.238251][ T3667] vfs_get_tree+0x88/0x290 [ 485.242648][ T3667] do_new_mount+0x289/0xad0 [ 485.247308][ T3667] ? do_move_mount_old+0x160/0x160 [ 485.252400][ T3667] ? security_capable+0xb2/0xd0 [ 485.257234][ T3667] ? ns_capable+0x8a/0xf0 [ 485.261544][ T3667] path_mount+0x60b/0x1050 [ 485.265943][ T3667] __se_sys_mount+0x2d2/0x3c0 [ 485.270616][ T3667] ? __x64_sys_mount+0xd0/0xd0 [ 485.275362][ T3667] __x64_sys_mount+0xbf/0xd0 [ 485.279934][ T3667] do_syscall_64+0x44/0xd0 [ 485.284330][ T3667] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 485.290204][ T3667] RIP: 0033:0x7f211b962c9a [ 485.294602][ T3667] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 485.314192][ T3667] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 485.322585][ T3667] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 485.330543][ T3667] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 485.338494][ T3667] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 485.346446][ T3667] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 485.354404][ T3667] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 485.362359][ T3667] [ 485.365942][ T3667] kobject: can not set name properly! [ 485.383674][ T3674] loop4: detected capacity change from 0 to 16 [ 485.384207][ T3673] loop5: detected capacity change from 0 to 16 [ 485.391186][ T3674] FAULT_INJECTION: forcing a failure. [ 485.391186][ T3674] name failslab, interval 1, probability 0, space 0, times 0 [ 485.397010][ T3673] FAULT_INJECTION: forcing a failure. [ 485.397010][ T3673] name failslab, interval 1, probability 0, space 0, times 0 [ 485.408786][ T3674] CPU: 0 PID: 3674 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 485.431969][ T3674] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 485.442189][ T3674] Call Trace: [ 485.445452][ T3674] [ 485.448371][ T3674] dump_stack_lvl+0x151/0x1b7 [ 485.453114][ T3674] ? bfq_pos_tree_add_move+0x43e/0x43e [ 485.458562][ T3674] dump_stack+0x15/0x17 [ 485.462702][ T3674] should_fail+0x3c0/0x510 [ 485.467108][ T3674] __should_failslab+0x9f/0xe0 [ 485.471860][ T3674] should_failslab+0x9/0x20 [ 485.476348][ T3674] kmem_cache_alloc+0x4f/0x2f0 [ 485.481106][ T3674] ? from_kuid_munged+0x7b0/0x7b0 [ 485.486122][ T3674] ? security_inode_alloc+0x29/0x140 [ 485.491398][ T3674] security_inode_alloc+0x29/0x140 [ 485.496507][ T3674] inode_init_always+0x749/0x9b0 [ 485.501443][ T3674] ? _erofs_info+0x190/0x190 [ 485.506123][ T3674] new_inode_pseudo+0x93/0x220 [ 485.510881][ T3674] new_inode+0x28/0x1c0 [ 485.515025][ T3674] ? _raw_spin_unlock+0x4d/0x70 [ 485.519870][ T3674] ? erofs_shrinker_register+0xfb/0x110 [ 485.525402][ T3674] erofs_fc_fill_super+0x867/0x1180 [ 485.530586][ T3674] get_tree_bdev+0x417/0x640 [ 485.535161][ T3674] ? erofs_release_device_info+0x90/0x90 [ 485.540783][ T3674] erofs_fc_get_tree+0x1c/0x20 [ 485.545537][ T3674] vfs_get_tree+0x88/0x290 [ 485.549943][ T3674] do_new_mount+0x289/0xad0 [ 485.554533][ T3674] ? do_move_mount_old+0x160/0x160 [ 485.559657][ T3674] ? security_capable+0xb2/0xd0 [ 485.564499][ T3674] ? ns_capable+0x8a/0xf0 [ 485.568818][ T3674] path_mount+0x60b/0x1050 [ 485.573229][ T3674] __se_sys_mount+0x2d2/0x3c0 [ 485.577897][ T3674] ? __x64_sys_mount+0xd0/0xd0 [ 485.582654][ T3674] __x64_sys_mount+0xbf/0xd0 [ 485.587233][ T3674] do_syscall_64+0x44/0xd0 [ 485.591644][ T3674] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 485.597530][ T3674] RIP: 0033:0x7f211b962c9a [ 485.601932][ T3674] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 485.621521][ T3674] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 485.629922][ T3674] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 485.637888][ T3674] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 485.645858][ T3674] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 485.653816][ T3674] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 485.661774][ T3674] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 485.669741][ T3674] [ 485.672747][ T3673] CPU: 1 PID: 3673 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 485.673188][ T3669] loop2: detected capacity change from 0 to 16 [ 485.683498][ T3673] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 485.683509][ T3673] Call Trace: [ 485.683513][ T3673] [ 485.683519][ T3673] dump_stack_lvl+0x151/0x1b7 [ 485.683542][ T3673] ? bfq_pos_tree_add_move+0x43e/0x43e [ 485.683559][ T3673] dump_stack+0x15/0x17 [ 485.695846][ T3669] FAULT_INJECTION: forcing a failure. [ 485.695846][ T3669] name failslab, interval 1, probability 0, space 0, times 0 [ 485.699748][ T3673] should_fail+0x3c0/0x510 [ 485.699776][ T3673] __should_failslab+0x9f/0xe0 [ 485.742168][ T3673] should_failslab+0x9/0x20 [ 485.746672][ T3673] kmem_cache_alloc+0x4f/0x2f0 [ 485.751423][ T3673] ? from_kuid_munged+0x7b0/0x7b0 [ 485.756538][ T3673] ? security_inode_alloc+0x29/0x140 [ 485.761813][ T3673] security_inode_alloc+0x29/0x140 [ 485.767004][ T3673] inode_init_always+0x749/0x9b0 [ 485.771934][ T3673] ? _erofs_info+0x190/0x190 [ 485.776509][ T3673] new_inode_pseudo+0x93/0x220 [ 485.781259][ T3673] new_inode+0x28/0x1c0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 485.785402][ T3673] ? _raw_spin_unlock+0x4d/0x70 [ 485.790246][ T3673] ? erofs_shrinker_register+0xfb/0x110 [ 485.795784][ T3673] erofs_fc_fill_super+0x867/0x1180 [ 485.801003][ T3673] get_tree_bdev+0x417/0x640 [ 485.805586][ T3673] ? erofs_release_device_info+0x90/0x90 [ 485.811209][ T3673] erofs_fc_get_tree+0x1c/0x20 [ 485.815969][ T3673] vfs_get_tree+0x88/0x290 [ 485.820374][ T3673] do_new_mount+0x289/0xad0 [ 485.824867][ T3673] ? do_move_mount_old+0x160/0x160 [ 485.829967][ T3673] ? security_capable+0xb2/0xd0 [ 485.834814][ T3673] ? ns_capable+0x8a/0xf0 [ 485.839127][ T3673] path_mount+0x60b/0x1050 [ 485.843543][ T3673] __se_sys_mount+0x2d2/0x3c0 [ 485.848299][ T3673] ? __x64_sys_mount+0xd0/0xd0 [ 485.854113][ T3673] __x64_sys_mount+0xbf/0xd0 [ 485.858713][ T3673] do_syscall_64+0x44/0xd0 [ 485.863121][ T3673] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 485.869008][ T3673] RIP: 0033:0x7f211b962c9a [ 485.873410][ T3673] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 485.893098][ T3673] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 485.901496][ T3673] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 485.909449][ T3673] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 485.917398][ T3673] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 485.925698][ T3673] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 485.933648][ T3673] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 485.941600][ T3673] [ 485.949814][ T3669] CPU: 1 PID: 3669 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 485.960593][ T3669] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 485.970638][ T3669] Call Trace: [ 485.973905][ T3669] [ 485.976821][ T3669] dump_stack_lvl+0x151/0x1b7 [ 485.981495][ T3669] ? bfq_pos_tree_add_move+0x43e/0x43e [ 485.986949][ T3669] dump_stack+0x15/0x17 [ 485.991107][ T3669] should_fail+0x3c0/0x510 [ 485.995513][ T3669] __should_failslab+0x9f/0xe0 [ 486.000276][ T3669] should_failslab+0x9/0x20 [ 486.004867][ T3669] kmem_cache_alloc+0x4f/0x2f0 [ 486.009614][ T3669] ? from_kuid_munged+0x7b0/0x7b0 [ 486.014623][ T3669] ? security_inode_alloc+0x29/0x140 [ 486.019890][ T3669] security_inode_alloc+0x29/0x140 [ 486.024992][ T3669] inode_init_always+0x749/0x9b0 [ 486.029912][ T3669] ? _erofs_info+0x190/0x190 [ 486.034481][ T3669] new_inode_pseudo+0x93/0x220 [ 486.039224][ T3669] new_inode+0x28/0x1c0 [ 486.043372][ T3669] ? _raw_spin_unlock+0x4d/0x70 [ 486.048205][ T3669] ? erofs_shrinker_register+0xfb/0x110 [ 486.053827][ T3669] erofs_fc_fill_super+0x867/0x1180 [ 486.059112][ T3669] get_tree_bdev+0x417/0x640 [ 486.063731][ T3669] ? erofs_release_device_info+0x90/0x90 [ 486.069348][ T3669] erofs_fc_get_tree+0x1c/0x20 [ 486.074102][ T3669] vfs_get_tree+0x88/0x290 [ 486.078609][ T3669] do_new_mount+0x289/0xad0 [ 486.083130][ T3669] ? do_move_mount_old+0x160/0x160 [ 486.088506][ T3669] ? security_capable+0xb2/0xd0 [ 486.093345][ T3669] ? ns_capable+0x8a/0xf0 [ 486.097668][ T3669] path_mount+0x60b/0x1050 [ 486.102067][ T3669] __se_sys_mount+0x2d2/0x3c0 [ 486.106725][ T3669] ? __x64_sys_mount+0xd0/0xd0 [ 486.111472][ T3669] __x64_sys_mount+0xbf/0xd0 [ 486.116044][ T3669] do_syscall_64+0x44/0xd0 [ 486.120450][ T3669] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 486.126613][ T3669] RIP: 0033:0x7f211b962c9a [ 486.131033][ T3669] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 486.150635][ T3669] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 486.159043][ T3669] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 486.166998][ T3669] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 486.174958][ T3669] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 486.182912][ T3669] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 486.191047][ T3669] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 486.199005][ T3669] [ 486.204200][ T3678] loop3: detected capacity change from 0 to 16 [ 486.210966][ T3679] loop1: detected capacity change from 0 to 16 [ 486.211320][ T3678] FAULT_INJECTION: forcing a failure. [ 486.211320][ T3678] name failslab, interval 1, probability 0, space 0, times 0 [ 486.217938][ T3679] FAULT_INJECTION: forcing a failure. [ 486.217938][ T3679] name failslab, interval 1, probability 0, space 0, times 0 [ 486.247031][ T3678] CPU: 0 PID: 3678 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 486.257909][ T3678] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 486.258052][ T3682] loop0: detected capacity change from 0 to 16 [ 486.268047][ T3678] Call Trace: [ 486.268053][ T3678] [ 486.268058][ T3678] dump_stack_lvl+0x151/0x1b7 [ 486.268078][ T3678] ? bfq_pos_tree_add_move+0x43e/0x43e [ 486.268093][ T3678] ? _raw_spin_lock+0xa3/0x1b0 [ 486.280364][ T3682] FAULT_INJECTION: forcing a failure. [ 486.280364][ T3682] name failslab, interval 1, probability 0, space 0, times 0 [ 486.280402][ T3678] dump_stack+0x15/0x17 [ 486.311934][ T3678] should_fail+0x3c0/0x510 [ 486.316351][ T3678] __should_failslab+0x9f/0xe0 [ 486.321106][ T3678] should_failslab+0x9/0x20 [ 486.325594][ T3678] kmem_cache_alloc+0x4f/0x2f0 [ 486.330344][ T3678] ? erofs_alloc_inode+0x1b/0x50 [ 486.335266][ T3678] ? __kasan_check_write+0x14/0x20 [ 486.340366][ T3678] ? _erofs_info+0x190/0x190 [ 486.344943][ T3678] erofs_alloc_inode+0x1b/0x50 [ 486.349689][ T3678] ? _erofs_info+0x190/0x190 [ 486.354262][ T3678] new_inode_pseudo+0x64/0x220 [ 486.359015][ T3678] new_inode+0x28/0x1c0 [ 486.363153][ T3678] ? _raw_spin_unlock+0x4d/0x70 [ 486.367993][ T3678] ? erofs_shrinker_register+0xfb/0x110 [ 486.373700][ T3678] erofs_fc_fill_super+0x867/0x1180 [ 486.378888][ T3678] get_tree_bdev+0x417/0x640 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 486.383465][ T3678] ? erofs_release_device_info+0x90/0x90 [ 486.389083][ T3678] erofs_fc_get_tree+0x1c/0x20 [ 486.393832][ T3678] vfs_get_tree+0x88/0x290 [ 486.398234][ T3678] do_new_mount+0x289/0xad0 [ 486.402733][ T3678] ? do_move_mount_old+0x160/0x160 [ 486.407837][ T3678] ? security_capable+0xb2/0xd0 [ 486.412681][ T3678] ? ns_capable+0x8a/0xf0 [ 486.417007][ T3678] path_mount+0x60b/0x1050 [ 486.421418][ T3678] __se_sys_mount+0x2d2/0x3c0 [ 486.426090][ T3678] ? __x64_sys_mount+0xd0/0xd0 [ 486.430854][ T3678] __x64_sys_mount+0xbf/0xd0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 486.435433][ T3678] do_syscall_64+0x44/0xd0 [ 486.439840][ T3678] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 486.445721][ T3678] RIP: 0033:0x7f211b962c9a [ 486.450125][ T3678] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 486.469717][ T3678] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 486.478124][ T3678] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 486.486082][ T3678] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 486.494041][ T3678] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 486.501998][ T3678] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 486.509956][ T3678] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 486.517923][ T3678] [ 486.520929][ T3682] CPU: 1 PID: 3682 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 486.531697][ T3682] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 486.541761][ T3682] Call Trace: [ 486.545038][ T3682] [ 486.547964][ T3682] dump_stack_lvl+0x151/0x1b7 [ 486.552636][ T3682] ? bfq_pos_tree_add_move+0x43e/0x43e [ 486.558085][ T3682] ? _raw_spin_lock+0xa3/0x1b0 [ 486.562855][ T3682] dump_stack+0x15/0x17 [ 486.567000][ T3682] should_fail+0x3c0/0x510 [ 486.571404][ T3682] __should_failslab+0x9f/0xe0 [ 486.576163][ T3682] should_failslab+0x9/0x20 [ 486.580737][ T3682] kmem_cache_alloc+0x4f/0x2f0 [ 486.585492][ T3682] ? erofs_alloc_inode+0x1b/0x50 [ 486.590418][ T3682] ? __kasan_check_write+0x14/0x20 [ 486.595519][ T3682] ? _erofs_info+0x190/0x190 [ 486.600099][ T3682] erofs_alloc_inode+0x1b/0x50 [ 486.604848][ T3682] ? _erofs_info+0x190/0x190 [ 486.609431][ T3682] new_inode_pseudo+0x64/0x220 [ 486.614183][ T3682] new_inode+0x28/0x1c0 [ 486.618328][ T3682] ? _raw_spin_unlock+0x4d/0x70 [ 486.623167][ T3682] ? erofs_shrinker_register+0xfb/0x110 [ 486.628696][ T3682] erofs_fc_fill_super+0x867/0x1180 [ 486.633881][ T3682] get_tree_bdev+0x417/0x640 [ 486.638470][ T3682] ? erofs_release_device_info+0x90/0x90 [ 486.644110][ T3682] erofs_fc_get_tree+0x1c/0x20 [ 486.648882][ T3682] vfs_get_tree+0x88/0x290 [ 486.653311][ T3682] do_new_mount+0x289/0xad0 [ 486.657802][ T3682] ? do_move_mount_old+0x160/0x160 [ 486.662903][ T3682] ? security_capable+0xb2/0xd0 [ 486.667737][ T3682] ? ns_capable+0x8a/0xf0 [ 486.672048][ T3682] path_mount+0x60b/0x1050 [ 486.676448][ T3682] __se_sys_mount+0x2d2/0x3c0 [ 486.681113][ T3682] ? __x64_sys_mount+0xd0/0xd0 [ 486.685860][ T3682] __x64_sys_mount+0xbf/0xd0 [ 486.690434][ T3682] do_syscall_64+0x44/0xd0 [ 486.694831][ T3682] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 486.700708][ T3682] RIP: 0033:0x7f211b962c9a [ 486.705109][ T3682] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 486.724698][ T3682] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 486.733101][ T3682] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 486.741568][ T3682] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 486.749543][ T3682] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 486.757659][ T3682] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 486.765635][ T3682] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 486.773593][ T3682] [ 486.777658][ T3679] CPU: 1 PID: 3679 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 486.788430][ T3679] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 486.798477][ T3679] Call Trace: [ 486.801745][ T3679] [ 486.804666][ T3679] dump_stack_lvl+0x151/0x1b7 [ 486.809343][ T3679] ? bfq_pos_tree_add_move+0x43e/0x43e [ 486.814794][ T3679] dump_stack+0x15/0x17 [ 486.818938][ T3679] should_fail+0x3c0/0x510 [ 486.823340][ T3679] __should_failslab+0x9f/0xe0 [ 486.828088][ T3679] should_failslab+0x9/0x20 [ 486.832572][ T3679] kmem_cache_alloc+0x4f/0x2f0 [ 486.837318][ T3679] ? from_kuid_munged+0x7b0/0x7b0 [ 486.842330][ T3679] ? security_inode_alloc+0x29/0x140 [ 486.847601][ T3679] security_inode_alloc+0x29/0x140 [ 486.852698][ T3679] inode_init_always+0x749/0x9b0 [ 486.857618][ T3679] ? erofs_getattr+0x120/0x120 [ 486.862370][ T3679] ? erofs_ilookup_test_actor+0x70/0x70 [ 486.867897][ T3679] iget5_locked+0xe5/0x280 [ 486.872294][ T3679] ? erofs_ilookup_test_actor+0x70/0x70 [ 486.877822][ T3679] erofs_iget+0xae/0x1b0 [ 486.882045][ T3679] ? erofs_inode_init_once+0x20/0x20 [ 486.887313][ T3679] erofs_fc_fill_super+0x7a7/0x1180 [ 486.892494][ T3679] get_tree_bdev+0x417/0x640 [ 486.897064][ T3679] ? erofs_release_device_info+0x90/0x90 [ 486.902770][ T3679] erofs_fc_get_tree+0x1c/0x20 [ 486.907524][ T3679] vfs_get_tree+0x88/0x290 [ 486.911930][ T3679] do_new_mount+0x289/0xad0 [ 486.916437][ T3679] ? do_move_mount_old+0x160/0x160 [ 486.921529][ T3679] ? security_capable+0xb2/0xd0 [ 486.926362][ T3679] ? ns_capable+0x8a/0xf0 [ 486.930679][ T3679] path_mount+0x60b/0x1050 [ 486.935092][ T3679] __se_sys_mount+0x2d2/0x3c0 [ 486.939763][ T3679] ? __x64_sys_mount+0xd0/0xd0 [ 486.944509][ T3679] __x64_sys_mount+0xbf/0xd0 [ 486.949081][ T3679] do_syscall_64+0x44/0xd0 [ 486.953482][ T3679] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 486.959373][ T3679] RIP: 0033:0x7f211b962c9a [ 486.963795][ T3679] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 486.983485][ T3679] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 486.991890][ T3679] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 486.999845][ T3679] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 487.007800][ T3679] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 487.015753][ T3679] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 487.023704][ T3679] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 487.031659][ T3679] [ 487.036102][ T3683] loop4: detected capacity change from 0 to 16 [ 487.043031][ T3683] FAULT_INJECTION: forcing a failure. [ 487.043031][ T3683] name failslab, interval 1, probability 0, space 0, times 0 [ 487.046914][ T3687] loop2: detected capacity change from 0 to 16 [ 487.056449][ T3683] CPU: 0 PID: 3683 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 487.069804][ T3687] erofs: (device loop2): mounted with root inode @ nid 36. [ 487.072545][ T3683] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 487.072557][ T3683] Call Trace: [ 487.072562][ T3683] [ 487.072568][ T3683] dump_stack_lvl+0x151/0x1b7 [ 487.080181][ T3687] FAULT_INJECTION: forcing a failure. [ 487.080181][ T3687] name failslab, interval 1, probability 0, space 0, times 0 [ 487.089779][ T3683] ? bfq_pos_tree_add_move+0x43e/0x43e [ 487.089808][ T3683] dump_stack+0x15/0x17 [ 487.089822][ T3683] should_fail+0x3c0/0x510 [ 487.127157][ T3683] __should_failslab+0x9f/0xe0 [ 487.131918][ T3683] should_failslab+0x9/0x20 [ 487.136410][ T3683] kmem_cache_alloc+0x4f/0x2f0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 487.141170][ T3683] ? from_kuid_munged+0x7b0/0x7b0 [ 487.146182][ T3683] ? security_inode_alloc+0x29/0x140 [ 487.151452][ T3683] security_inode_alloc+0x29/0x140 [ 487.156557][ T3683] inode_init_always+0x749/0x9b0 [ 487.161481][ T3683] ? _erofs_info+0x190/0x190 [ 487.166055][ T3683] new_inode_pseudo+0x93/0x220 [ 487.170808][ T3683] new_inode+0x28/0x1c0 [ 487.174953][ T3683] ? _raw_spin_unlock+0x4d/0x70 [ 487.179791][ T3683] ? erofs_shrinker_register+0xfb/0x110 [ 487.185325][ T3683] erofs_fc_fill_super+0x867/0x1180 [ 487.190506][ T3683] get_tree_bdev+0x417/0x640 [ 487.195084][ T3683] ? erofs_release_device_info+0x90/0x90 [ 487.200714][ T3683] erofs_fc_get_tree+0x1c/0x20 [ 487.205469][ T3683] vfs_get_tree+0x88/0x290 [ 487.209872][ T3683] do_new_mount+0x289/0xad0 [ 487.214364][ T3683] ? do_move_mount_old+0x160/0x160 [ 487.219468][ T3683] ? security_capable+0xb2/0xd0 [ 487.224308][ T3683] ? ns_capable+0x8a/0xf0 [ 487.228624][ T3683] path_mount+0x60b/0x1050 [ 487.233029][ T3683] __se_sys_mount+0x2d2/0x3c0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 487.237701][ T3683] ? __x64_sys_mount+0xd0/0xd0 [ 487.242452][ T3683] __x64_sys_mount+0xbf/0xd0 [ 487.247032][ T3683] do_syscall_64+0x44/0xd0 [ 487.251434][ T3683] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 487.257325][ T3683] RIP: 0033:0x7f211b962c9a [ 487.261731][ T3683] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 487.281324][ T3683] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 487.289732][ T3683] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 487.297689][ T3683] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 487.305652][ T3683] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 487.313613][ T3683] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 487.321576][ T3683] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 487.329538][ T3683] [ 487.332544][ T3687] CPU: 1 PID: 3687 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 487.340108][ T3689] loop5: detected capacity change from 0 to 16 [ 487.343301][ T3687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 487.343312][ T3687] Call Trace: [ 487.343318][ T3687] [ 487.343323][ T3687] dump_stack_lvl+0x151/0x1b7 [ 487.350191][ T3689] FAULT_INJECTION: forcing a failure. [ 487.350191][ T3689] name failslab, interval 1, probability 0, space 0, times 0 [ 487.359483][ T3687] ? bfq_pos_tree_add_move+0x43e/0x43e [ 487.359507][ T3687] ? avc_has_perm+0x16d/0x260 [ 487.359521][ T3687] dump_stack+0x15/0x17 [ 487.359535][ T3687] should_fail+0x3c0/0x510 [ 487.401622][ T3687] __should_failslab+0x9f/0xe0 [ 487.406380][ T3687] should_failslab+0x9/0x20 [ 487.410868][ T3687] kmem_cache_alloc+0x4f/0x2f0 [ 487.415630][ T3687] ? selinux_sb_remount+0xd20/0xd20 [ 487.420815][ T3687] ? alloc_vfsmnt+0x27/0x4a0 [ 487.425396][ T3687] alloc_vfsmnt+0x27/0x4a0 [ 487.429805][ T3687] vfs_create_mount+0x84/0x4c0 [ 487.434555][ T3687] ? __kasan_check_write+0x14/0x20 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 487.439742][ T3687] do_new_mount+0x3b4/0xad0 [ 487.444237][ T3687] ? do_move_mount_old+0x160/0x160 [ 487.449345][ T3687] ? security_capable+0xb2/0xd0 [ 487.454190][ T3687] ? ns_capable+0x8a/0xf0 [ 487.458511][ T3687] path_mount+0x60b/0x1050 [ 487.462921][ T3687] __se_sys_mount+0x2d2/0x3c0 [ 487.467592][ T3687] ? __x64_sys_mount+0xd0/0xd0 [ 487.472345][ T3687] __x64_sys_mount+0xbf/0xd0 [ 487.476930][ T3687] do_syscall_64+0x44/0xd0 [ 487.481355][ T3687] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 487.487253][ T3687] RIP: 0033:0x7f211b962c9a [ 487.491660][ T3687] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 487.511263][ T3687] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 487.519667][ T3687] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 487.527627][ T3687] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 487.535588][ T3687] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 487.543548][ T3687] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 487.551513][ T3687] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 487.559485][ T3687] [ 487.562494][ T3689] CPU: 0 PID: 3689 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 487.573256][ T3689] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 487.583305][ T3689] Call Trace: [ 487.586567][ T3689] [ 487.589516][ T3689] dump_stack_lvl+0x151/0x1b7 [ 487.594180][ T3689] ? bfq_pos_tree_add_move+0x43e/0x43e [ 487.599620][ T3689] dump_stack+0x15/0x17 [ 487.603757][ T3689] should_fail+0x3c0/0x510 [ 487.608164][ T3689] __should_failslab+0x9f/0xe0 [ 487.613342][ T3689] should_failslab+0x9/0x20 [ 487.617825][ T3689] kmem_cache_alloc+0x4f/0x2f0 [ 487.622570][ T3689] ? from_kuid_munged+0x7b0/0x7b0 [ 487.627575][ T3689] ? security_inode_alloc+0x29/0x140 [ 487.632847][ T3689] security_inode_alloc+0x29/0x140 [ 487.637952][ T3689] inode_init_always+0x749/0x9b0 [ 487.642893][ T3689] ? _erofs_info+0x190/0x190 [ 487.647490][ T3689] new_inode_pseudo+0x93/0x220 [ 487.652259][ T3689] new_inode+0x28/0x1c0 [ 487.656404][ T3689] ? _raw_spin_unlock+0x4d/0x70 [ 487.661253][ T3689] ? erofs_shrinker_register+0xfb/0x110 [ 487.666799][ T3689] erofs_fc_fill_super+0x867/0x1180 [ 487.672149][ T3689] get_tree_bdev+0x417/0x640 [ 487.676753][ T3689] ? erofs_release_device_info+0x90/0x90 [ 487.682380][ T3689] erofs_fc_get_tree+0x1c/0x20 [ 487.687123][ T3689] vfs_get_tree+0x88/0x290 [ 487.691524][ T3689] do_new_mount+0x289/0xad0 [ 487.696016][ T3689] ? do_move_mount_old+0x160/0x160 [ 487.701109][ T3689] ? security_capable+0xb2/0xd0 [ 487.705941][ T3689] ? ns_capable+0x8a/0xf0 [ 487.710257][ T3689] path_mount+0x60b/0x1050 [ 487.714658][ T3689] __se_sys_mount+0x2d2/0x3c0 [ 487.719344][ T3689] ? __x64_sys_mount+0xd0/0xd0 [ 487.724215][ T3689] __x64_sys_mount+0xbf/0xd0 [ 487.728812][ T3689] do_syscall_64+0x44/0xd0 [ 487.733233][ T3689] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 487.739124][ T3689] RIP: 0033:0x7f211b962c9a [ 487.743530][ T3689] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 487.763350][ T3689] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 487.771760][ T3689] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 487.779736][ T3689] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 487.787691][ T3689] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 487.795644][ T3689] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 487.803611][ T3689] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 487.811688][ T3689] [ 487.817719][ T3691] loop3: detected capacity change from 0 to 16 [ 487.824553][ T3691] FAULT_INJECTION: forcing a failure. [ 487.824553][ T3691] name failslab, interval 1, probability 0, space 0, times 0 [ 487.830743][ T3693] loop0: detected capacity change from 0 to 16 [ 487.837699][ T3691] CPU: 1 PID: 3691 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 487.849171][ T3693] FAULT_INJECTION: forcing a failure. [ 487.849171][ T3693] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 487.854407][ T3691] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 487.854421][ T3691] Call Trace: [ 487.854426][ T3691] [ 487.854432][ T3691] dump_stack_lvl+0x151/0x1b7 [ 487.888455][ T3691] ? bfq_pos_tree_add_move+0x43e/0x43e [ 487.893910][ T3691] dump_stack+0x15/0x17 [ 487.898056][ T3691] should_fail+0x3c0/0x510 [ 487.902466][ T3691] __should_failslab+0x9f/0xe0 [ 487.907214][ T3691] should_failslab+0x9/0x20 [ 487.911706][ T3691] kmem_cache_alloc+0x4f/0x2f0 [ 487.916462][ T3691] ? from_kuid_munged+0x7b0/0x7b0 [ 487.921470][ T3691] ? security_inode_alloc+0x29/0x140 [ 487.926747][ T3691] security_inode_alloc+0x29/0x140 [ 487.931845][ T3691] inode_init_always+0x749/0x9b0 [ 487.936770][ T3691] ? _erofs_info+0x190/0x190 [ 487.941353][ T3691] new_inode_pseudo+0x93/0x220 [ 487.946102][ T3691] new_inode+0x28/0x1c0 [ 487.950250][ T3691] ? _raw_spin_unlock+0x4d/0x70 [ 487.955176][ T3691] ? erofs_shrinker_register+0xfb/0x110 [ 487.960707][ T3691] erofs_fc_fill_super+0x867/0x1180 [ 487.965892][ T3691] get_tree_bdev+0x417/0x640 [ 487.970469][ T3691] ? erofs_release_device_info+0x90/0x90 [ 487.976091][ T3691] erofs_fc_get_tree+0x1c/0x20 [ 487.980846][ T3691] vfs_get_tree+0x88/0x290 [ 487.985250][ T3691] do_new_mount+0x289/0xad0 [ 487.989746][ T3691] ? do_move_mount_old+0x160/0x160 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 487.994847][ T3691] ? security_capable+0xb2/0xd0 [ 487.999695][ T3691] ? ns_capable+0x8a/0xf0 [ 488.004034][ T3691] path_mount+0x60b/0x1050 [ 488.008453][ T3691] __se_sys_mount+0x2d2/0x3c0 [ 488.013131][ T3691] ? __x64_sys_mount+0xd0/0xd0 [ 488.017884][ T3691] __x64_sys_mount+0xbf/0xd0 [ 488.022467][ T3691] do_syscall_64+0x44/0xd0 [ 488.026881][ T3691] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 488.032778][ T3691] RIP: 0033:0x7f211b962c9a [ 488.037183][ T3691] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 488.056870][ T3691] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 488.065290][ T3691] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 488.073249][ T3691] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 488.081209][ T3691] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 488.089272][ T3691] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 488.097233][ T3691] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 488.105282][ T3691] [ 488.108286][ T3693] CPU: 0 PID: 3693 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 488.119075][ T3693] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 488.129135][ T3693] Call Trace: [ 488.132412][ T3693] [ 488.135327][ T3693] dump_stack_lvl+0x151/0x1b7 [ 488.139991][ T3693] ? bfq_pos_tree_add_move+0x43e/0x43e [ 488.145435][ T3693] dump_stack+0x15/0x17 [ 488.149576][ T3693] should_fail+0x3c0/0x510 [ 488.153976][ T3693] should_fail_alloc_page+0x50/0x60 [ 488.159154][ T3693] __alloc_pages+0x1de/0x7c0 [ 488.163727][ T3693] ? __count_vm_events+0x30/0x30 [ 488.168742][ T3693] ? new_inode_pseudo+0x64/0x220 [ 488.173684][ T3693] ? do_new_mount+0x289/0xad0 [ 488.178362][ T3693] ? path_mount+0x60b/0x1050 [ 488.182941][ T3693] ? __se_sys_mount+0x2d2/0x3c0 [ 488.187772][ T3693] ? __x64_sys_mount+0xbf/0xd0 [ 488.192518][ T3693] ? do_syscall_64+0x44/0xd0 [ 488.197088][ T3693] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 488.203145][ T3693] allocate_slab+0x66/0x510 [ 488.207631][ T3693] ___slab_alloc+0x2e2/0x6f0 [ 488.212203][ T3693] ? security_inode_alloc+0x29/0x140 [ 488.217471][ T3693] ? security_inode_alloc+0x29/0x140 [ 488.222736][ T3693] __slab_alloc+0x4a/0x90 [ 488.227139][ T3693] kmem_cache_alloc+0x205/0x2f0 [ 488.231972][ T3693] ? security_inode_alloc+0x29/0x140 [ 488.237259][ T3693] security_inode_alloc+0x29/0x140 [ 488.242352][ T3693] inode_init_always+0x749/0x9b0 [ 488.247272][ T3693] ? _erofs_info+0x190/0x190 [ 488.251844][ T3693] new_inode_pseudo+0x93/0x220 [ 488.256591][ T3693] new_inode+0x28/0x1c0 [ 488.260731][ T3693] ? _raw_spin_unlock+0x4d/0x70 [ 488.265567][ T3693] ? erofs_shrinker_register+0xfb/0x110 [ 488.271095][ T3693] erofs_fc_fill_super+0x867/0x1180 [ 488.276275][ T3693] get_tree_bdev+0x417/0x640 [ 488.280850][ T3693] ? erofs_release_device_info+0x90/0x90 [ 488.286466][ T3693] erofs_fc_get_tree+0x1c/0x20 [ 488.292079][ T3693] vfs_get_tree+0x88/0x290 [ 488.296481][ T3693] do_new_mount+0x289/0xad0 [ 488.300968][ T3693] ? do_move_mount_old+0x160/0x160 [ 488.306060][ T3693] ? security_capable+0xb2/0xd0 [ 488.310979][ T3693] ? ns_capable+0x8a/0xf0 [ 488.315289][ T3693] path_mount+0x60b/0x1050 [ 488.319688][ T3693] __se_sys_mount+0x2d2/0x3c0 [ 488.324345][ T3693] ? __x64_sys_mount+0xd0/0xd0 [ 488.329094][ T3693] __x64_sys_mount+0xbf/0xd0 [ 488.333667][ T3693] do_syscall_64+0x44/0xd0 [ 488.338066][ T3693] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 488.343944][ T3693] RIP: 0033:0x7f211b962c9a [ 488.348342][ T3693] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 488.367937][ T3693] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 488.376421][ T3693] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 488.384393][ T3693] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 488.392348][ T3693] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 488.400302][ T3693] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 488.408254][ T3693] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 488.416211][ T3693] [ 488.419427][ T3693] erofs: (device loop0): mounted with root inode @ nid 36. [ 488.433566][ T3695] loop4: detected capacity change from 0 to 16 [ 488.434420][ T3697] loop1: detected capacity change from 0 to 16 [ 488.440704][ T3695] FAULT_INJECTION: forcing a failure. [ 488.440704][ T3695] name failslab, interval 1, probability 0, space 0, times 0 [ 488.459346][ T3695] CPU: 1 PID: 3695 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 488.462689][ T3699] loop5: detected capacity change from 0 to 16 [ 488.470126][ T3695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 488.470139][ T3695] Call Trace: [ 488.470143][ T3695] [ 488.470148][ T3695] dump_stack_lvl+0x151/0x1b7 [ 488.470170][ T3695] ? bfq_pos_tree_add_move+0x43e/0x43e [ 488.470188][ T3695] dump_stack+0x15/0x17 [ 488.470203][ T3695] should_fail+0x3c0/0x510 [ 488.470222][ T3695] __should_failslab+0x9f/0xe0 [ 488.480093][ T3699] FAULT_INJECTION: forcing a failure. [ 488.480093][ T3699] name failslab, interval 1, probability 0, space 0, times 0 [ 488.486392][ T3695] should_failslab+0x9/0x20 [ 488.486413][ T3695] kmem_cache_alloc+0x4f/0x2f0 [ 488.486429][ T3695] ? from_kuid_munged+0x7b0/0x7b0 [ 488.534676][ T3697] FAULT_INJECTION: forcing a failure. [ 488.534676][ T3697] name failslab, interval 1, probability 0, space 0, times 0 [ 488.537787][ T3695] ? security_inode_alloc+0x29/0x140 [ 488.560730][ T3695] security_inode_alloc+0x29/0x140 [ 488.565840][ T3695] inode_init_always+0x749/0x9b0 [ 488.570766][ T3695] ? erofs_getattr+0x120/0x120 [ 488.575517][ T3695] ? erofs_ilookup_test_actor+0x70/0x70 [ 488.581052][ T3695] iget5_locked+0xe5/0x280 [ 488.585453][ T3695] ? erofs_ilookup_test_actor+0x70/0x70 [ 488.590985][ T3695] erofs_iget+0xae/0x1b0 [ 488.595212][ T3695] ? erofs_inode_init_once+0x20/0x20 [ 488.600490][ T3695] erofs_fc_fill_super+0x7a7/0x1180 [ 488.605674][ T3695] get_tree_bdev+0x417/0x640 [ 488.610251][ T3695] ? erofs_release_device_info+0x90/0x90 [ 488.615873][ T3695] erofs_fc_get_tree+0x1c/0x20 [ 488.620638][ T3695] vfs_get_tree+0x88/0x290 [ 488.625044][ T3695] do_new_mount+0x289/0xad0 [ 488.629542][ T3695] ? do_move_mount_old+0x160/0x160 [ 488.634648][ T3695] ? security_capable+0xb2/0xd0 [ 488.639485][ T3695] ? ns_capable+0x8a/0xf0 [ 488.643801][ T3695] path_mount+0x60b/0x1050 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 488.648208][ T3695] __se_sys_mount+0x2d2/0x3c0 [ 488.652876][ T3695] ? __x64_sys_mount+0xd0/0xd0 [ 488.657631][ T3695] __x64_sys_mount+0xbf/0xd0 [ 488.662209][ T3695] do_syscall_64+0x44/0xd0 [ 488.666626][ T3695] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 488.672521][ T3695] RIP: 0033:0x7f211b962c9a [ 488.676929][ T3695] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 488.686068][ T3701] loop2: detected capacity change from 0 to 16 [ 488.696698][ T3695] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 488.696723][ T3695] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 488.696734][ T3695] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 488.696745][ T3695] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 488.696754][ T3695] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 488.696764][ T3695] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 488.696777][ T3695] [ 488.707438][ T3697] CPU: 1 PID: 3697 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 488.764810][ T3697] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 488.774852][ T3697] Call Trace: [ 488.778113][ T3697] [ 488.781027][ T3697] dump_stack_lvl+0x151/0x1b7 [ 488.785701][ T3697] ? bfq_pos_tree_add_move+0x43e/0x43e [ 488.791142][ T3697] ? _raw_spin_lock+0xa3/0x1b0 [ 488.795888][ T3697] dump_stack+0x15/0x17 [ 488.800024][ T3697] should_fail+0x3c0/0x510 [ 488.804423][ T3697] __should_failslab+0x9f/0xe0 [ 488.809167][ T3697] should_failslab+0x9/0x20 [ 488.813650][ T3697] kmem_cache_alloc+0x4f/0x2f0 [ 488.818396][ T3697] ? erofs_alloc_inode+0x1b/0x50 [ 488.823322][ T3697] ? __kasan_check_write+0x14/0x20 [ 488.828443][ T3697] ? _erofs_info+0x190/0x190 [ 488.833022][ T3697] erofs_alloc_inode+0x1b/0x50 [ 488.837764][ T3697] ? _erofs_info+0x190/0x190 [ 488.842332][ T3697] new_inode_pseudo+0x64/0x220 [ 488.847083][ T3697] new_inode+0x28/0x1c0 [ 488.851218][ T3697] ? _raw_spin_unlock+0x4d/0x70 [ 488.856052][ T3697] ? erofs_shrinker_register+0xfb/0x110 [ 488.861712][ T3697] erofs_fc_fill_super+0x867/0x1180 [ 488.866928][ T3697] get_tree_bdev+0x417/0x640 [ 488.871520][ T3697] ? erofs_release_device_info+0x90/0x90 [ 488.877138][ T3697] erofs_fc_get_tree+0x1c/0x20 [ 488.881884][ T3697] vfs_get_tree+0x88/0x290 [ 488.886288][ T3697] do_new_mount+0x289/0xad0 [ 488.890777][ T3697] ? do_move_mount_old+0x160/0x160 [ 488.895871][ T3697] ? security_capable+0xb2/0xd0 [ 488.900702][ T3697] ? ns_capable+0x8a/0xf0 [ 488.905018][ T3697] path_mount+0x60b/0x1050 [ 488.909422][ T3697] __se_sys_mount+0x2d2/0x3c0 [ 488.914088][ T3697] ? __x64_sys_mount+0xd0/0xd0 [ 488.918839][ T3697] __x64_sys_mount+0xbf/0xd0 [ 488.923416][ T3697] do_syscall_64+0x44/0xd0 [ 488.927814][ T3697] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 488.933702][ T3697] RIP: 0033:0x7f211b962c9a [ 488.938130][ T3697] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 488.957909][ T3697] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 488.966324][ T3697] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 488.974294][ T3697] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 488.982264][ T3697] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 488.990226][ T3697] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 488.998180][ T3697] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 489.006163][ T3697] [ 489.010631][ T3699] CPU: 1 PID: 3699 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 489.021498][ T3699] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 489.031544][ T3699] Call Trace: [ 489.034811][ T3699] [ 489.037726][ T3699] dump_stack_lvl+0x151/0x1b7 [ 489.042386][ T3699] ? bfq_pos_tree_add_move+0x43e/0x43e [ 489.048225][ T3699] ? _raw_spin_lock+0xa3/0x1b0 [ 489.053015][ T3699] dump_stack+0x15/0x17 [ 489.057160][ T3699] should_fail+0x3c0/0x510 [ 489.061561][ T3699] __should_failslab+0x9f/0xe0 [ 489.066389][ T3699] should_failslab+0x9/0x20 [ 489.070873][ T3699] kmem_cache_alloc+0x4f/0x2f0 [ 489.075622][ T3699] ? erofs_alloc_inode+0x1b/0x50 [ 489.080549][ T3699] ? __kasan_check_write+0x14/0x20 [ 489.085668][ T3699] ? _erofs_info+0x190/0x190 [ 489.090242][ T3699] erofs_alloc_inode+0x1b/0x50 [ 489.095073][ T3699] ? _erofs_info+0x190/0x190 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 489.099747][ T3699] new_inode_pseudo+0x64/0x220 [ 489.104491][ T3699] new_inode+0x28/0x1c0 [ 489.108708][ T3699] ? _raw_spin_unlock+0x4d/0x70 [ 489.113535][ T3699] ? erofs_shrinker_register+0xfb/0x110 [ 489.119057][ T3699] erofs_fc_fill_super+0x867/0x1180 [ 489.124243][ T3699] get_tree_bdev+0x417/0x640 [ 489.128840][ T3699] ? erofs_release_device_info+0x90/0x90 [ 489.134454][ T3699] erofs_fc_get_tree+0x1c/0x20 [ 489.139191][ T3699] vfs_get_tree+0x88/0x290 [ 489.143582][ T3699] do_new_mount+0x289/0xad0 [ 489.148060][ T3699] ? do_move_mount_old+0x160/0x160 [ 489.153146][ T3699] ? security_capable+0xb2/0xd0 [ 489.157978][ T3699] ? ns_capable+0x8a/0xf0 [ 489.162288][ T3699] path_mount+0x60b/0x1050 [ 489.166682][ T3699] __se_sys_mount+0x2d2/0x3c0 [ 489.171350][ T3699] ? __x64_sys_mount+0xd0/0xd0 [ 489.176109][ T3699] ? vfs_mkdir+0x580/0x580 [ 489.180512][ T3699] __x64_sys_mount+0xbf/0xd0 [ 489.185084][ T3699] do_syscall_64+0x44/0xd0 [ 489.189486][ T3699] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 489.195356][ T3699] RIP: 0033:0x7f211b962c9a [ 489.199754][ T3699] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 489.219435][ T3699] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 489.227837][ T3699] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 489.235873][ T3699] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 489.243821][ T3699] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 489.251767][ T3699] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 489.259715][ T3699] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 489.267667][ T3699] write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 489.302572][ T3706] loop0: detected capacity change from 0 to 16 [ 489.324115][ T3706] FAULT_INJECTION: forcing a failure. [ 489.324115][ T3706] name failslab, interval 1, probability 0, space 0, times 0 [ 489.327322][ T3712] loop3: detected capacity change from 0 to 16 [ 489.343760][ T3713] loop1: detected capacity change from 0 to 16 [ 489.346810][ T3709] loop5: detected capacity change from 0 to 16 [ 489.353794][ T3711] loop4: detected capacity change from 0 to 16 [ 489.361404][ T3712] FAULT_INJECTION: forcing a failure. [ 489.361404][ T3712] name failslab, interval 1, probability 0, space 0, times 0 [ 489.376944][ T3711] FAULT_INJECTION: forcing a failure. [ 489.376944][ T3711] name failslab, interval 1, probability 0, space 0, times 0 [ 489.383294][ T3709] FAULT_INJECTION: forcing a failure. [ 489.383294][ T3709] name failslab, interval 1, probability 0, space 0, times 0 [ 489.390821][ T3713] FAULT_INJECTION: forcing a failure. [ 489.390821][ T3713] name failslab, interval 1, probability 0, space 0, times 0 [ 489.405221][ T3712] CPU: 0 PID: 3712 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 489.425843][ T3712] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 489.435996][ T3712] Call Trace: [ 489.439281][ T3712] [ 489.442212][ T3712] dump_stack_lvl+0x151/0x1b7 [ 489.446997][ T3712] ? bfq_pos_tree_add_move+0x43e/0x43e [ 489.452551][ T3712] dump_stack+0x15/0x17 [ 489.456713][ T3712] should_fail+0x3c0/0x510 [ 489.461142][ T3712] __should_failslab+0x9f/0xe0 [ 489.466021][ T3712] should_failslab+0x9/0x20 [ 489.470549][ T3712] kmem_cache_alloc+0x4f/0x2f0 [ 489.475323][ T3712] ? __kernfs_new_node+0xdb/0x6e0 [ 489.480355][ T3712] __kernfs_new_node+0xdb/0x6e0 [ 489.485222][ T3712] ? erofs_fc_get_tree+0x1c/0x20 [ 489.490356][ T3712] ? vfs_get_tree+0x88/0x290 [ 489.494950][ T3712] ? do_new_mount+0x289/0xad0 [ 489.499640][ T3712] ? path_mount+0x60b/0x1050 [ 489.504326][ T3712] ? __se_sys_mount+0x2d2/0x3c0 [ 489.509189][ T3712] ? kernfs_new_node+0x170/0x170 [ 489.514492][ T3712] kernfs_create_dir_ns+0x9b/0x230 [ 489.519626][ T3712] sysfs_create_dir_ns+0x181/0x390 [ 489.524750][ T3712] ? sysfs_warn_dup+0xa0/0xa0 [ 489.529446][ T3712] ? memcpy+0x56/0x70 [ 489.533449][ T3712] kobject_add_internal+0x766/0xda0 [ 489.538658][ T3712] kobject_init_and_add+0x123/0x190 [ 489.543869][ T3712] ? __kasan_check_write+0x14/0x20 [ 489.548993][ T3712] ? kobject_add+0x210/0x210 [ 489.553584][ T3712] ? inode_init_always+0x760/0x9b0 [ 489.558694][ T3712] ? _raw_spin_unlock+0x4d/0x70 [ 489.563547][ T3712] ? _raw_spin_unlock+0x4d/0x70 [ 489.568405][ T3712] erofs_register_sysfs+0xd1/0x130 [ 489.573531][ T3712] erofs_fc_fill_super+0x95c/0x1180 [ 489.578746][ T3712] get_tree_bdev+0x417/0x640 [ 489.583346][ T3712] ? erofs_release_device_info+0x90/0x90 [ 489.588997][ T3712] erofs_fc_get_tree+0x1c/0x20 [ 489.593775][ T3712] vfs_get_tree+0x88/0x290 [ 489.598193][ T3712] do_new_mount+0x289/0xad0 [ 489.602824][ T3712] ? do_move_mount_old+0x160/0x160 [ 489.607952][ T3712] ? security_capable+0xb2/0xd0 [ 489.612824][ T3712] ? ns_capable+0x8a/0xf0 [ 489.617250][ T3712] path_mount+0x60b/0x1050 [ 489.621677][ T3712] __se_sys_mount+0x2d2/0x3c0 [ 489.626393][ T3712] ? __x64_sys_mount+0xd0/0xd0 [ 489.631201][ T3712] ? vfs_mkdir+0x580/0x580 [ 489.635629][ T3712] __x64_sys_mount+0xbf/0xd0 [ 489.640493][ T3712] do_syscall_64+0x44/0xd0 [ 489.644932][ T3712] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 489.650838][ T3712] RIP: 0033:0x7f211b962c9a [ 489.655260][ T3712] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 489.675038][ T3712] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 489.683463][ T3712] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 489.691447][ T3712] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 489.699429][ T3712] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 489.707412][ T3712] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 489.715392][ T3712] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 489.723371][ T3712] [ 489.728144][ T3711] CPU: 1 PID: 3711 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 489.738925][ T3711] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 489.748975][ T3711] Call Trace: [ 489.752327][ T3711] [ 489.755244][ T3711] dump_stack_lvl+0x151/0x1b7 [ 489.759909][ T3711] ? bfq_pos_tree_add_move+0x43e/0x43e [ 489.765352][ T3711] dump_stack+0x15/0x17 [ 489.769487][ T3711] should_fail+0x3c0/0x510 [ 489.773888][ T3711] __should_failslab+0x9f/0xe0 [ 489.778807][ T3711] should_failslab+0x9/0x20 [ 489.783297][ T3711] kmem_cache_alloc+0x4f/0x2f0 [ 489.788056][ T3711] ? from_kuid_munged+0x7b0/0x7b0 [ 489.793082][ T3711] ? security_inode_alloc+0x29/0x140 [ 489.798369][ T3711] security_inode_alloc+0x29/0x140 [ 489.803499][ T3711] inode_init_always+0x749/0x9b0 [ 489.808443][ T3711] ? _erofs_info+0x190/0x190 [ 489.813020][ T3711] new_inode_pseudo+0x93/0x220 [ 489.817769][ T3711] new_inode+0x28/0x1c0 [ 489.821991][ T3711] ? _raw_spin_unlock+0x4d/0x70 [ 489.826821][ T3711] ? erofs_shrinker_register+0xfb/0x110 [ 489.832355][ T3711] erofs_fc_fill_super+0x867/0x1180 [ 489.837534][ T3711] get_tree_bdev+0x417/0x640 [ 489.842114][ T3711] ? erofs_release_device_info+0x90/0x90 [ 489.847759][ T3711] erofs_fc_get_tree+0x1c/0x20 [ 489.852503][ T3711] vfs_get_tree+0x88/0x290 [ 489.856899][ T3711] do_new_mount+0x289/0xad0 [ 489.861386][ T3711] ? do_move_mount_old+0x160/0x160 [ 489.866478][ T3711] ? security_capable+0xb2/0xd0 [ 489.871310][ T3711] ? ns_capable+0x8a/0xf0 [ 489.875622][ T3711] path_mount+0x60b/0x1050 [ 489.880023][ T3711] __se_sys_mount+0x2d2/0x3c0 [ 489.884770][ T3711] ? __x64_sys_mount+0xd0/0xd0 [ 489.889517][ T3711] __x64_sys_mount+0xbf/0xd0 [ 489.894091][ T3711] do_syscall_64+0x44/0xd0 [ 489.898489][ T3711] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 489.904453][ T3711] RIP: 0033:0x7f211b962c9a [ 489.908852][ T3711] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 489.928438][ T3711] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 489.936837][ T3711] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 489.944791][ T3711] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 489.952745][ T3711] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 489.960699][ T3711] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 489.968652][ T3711] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 489.976607][ T3711] [ 489.981855][ T3713] CPU: 1 PID: 3713 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 489.992623][ T3713] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 490.002670][ T3713] Call Trace: [ 490.005935][ T3713] [ 490.008851][ T3713] dump_stack_lvl+0x151/0x1b7 [ 490.013515][ T3713] ? bfq_pos_tree_add_move+0x43e/0x43e [ 490.018957][ T3713] dump_stack+0x15/0x17 [ 490.023095][ T3713] should_fail+0x3c0/0x510 [ 490.027493][ T3713] __should_failslab+0x9f/0xe0 [ 490.032238][ T3713] should_failslab+0x9/0x20 [ 490.036719][ T3713] kmem_cache_alloc+0x4f/0x2f0 [ 490.041463][ T3713] ? from_kuid_munged+0x7b0/0x7b0 [ 490.046471][ T3713] ? security_inode_alloc+0x29/0x140 [ 490.051738][ T3713] security_inode_alloc+0x29/0x140 [ 490.056829][ T3713] inode_init_always+0x749/0x9b0 [ 490.061746][ T3713] ? _erofs_info+0x190/0x190 [ 490.066315][ T3713] new_inode_pseudo+0x93/0x220 [ 490.071067][ T3713] new_inode+0x28/0x1c0 [ 490.075201][ T3713] ? _raw_spin_unlock+0x4d/0x70 [ 490.080033][ T3713] ? erofs_shrinker_register+0xfb/0x110 [ 490.085572][ T3713] erofs_fc_fill_super+0x867/0x1180 [ 490.090777][ T3713] get_tree_bdev+0x417/0x640 [ 490.095367][ T3713] ? erofs_release_device_info+0x90/0x90 [ 490.100988][ T3713] erofs_fc_get_tree+0x1c/0x20 [ 490.105733][ T3713] vfs_get_tree+0x88/0x290 [ 490.110134][ T3713] do_new_mount+0x289/0xad0 [ 490.114644][ T3713] ? do_move_mount_old+0x160/0x160 [ 490.119741][ T3713] ? security_capable+0xb2/0xd0 [ 490.124667][ T3713] ? ns_capable+0x8a/0xf0 [ 490.128979][ T3713] path_mount+0x60b/0x1050 [ 490.133380][ T3713] __se_sys_mount+0x2d2/0x3c0 [ 490.138043][ T3713] ? __x64_sys_mount+0xd0/0xd0 [ 490.142877][ T3713] __x64_sys_mount+0xbf/0xd0 [ 490.147448][ T3713] do_syscall_64+0x44/0xd0 [ 490.151847][ T3713] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 490.158071][ T3713] RIP: 0033:0x7f211b962c9a [ 490.162481][ T3713] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 490.182077][ T3713] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 490.190504][ T3713] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 490.198471][ T3713] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 490.206427][ T3713] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 490.214382][ T3713] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 490.222334][ T3713] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 490.230290][ T3713] [ 490.233407][ T3706] CPU: 0 PID: 3706 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 490.244173][ T3706] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 490.254251][ T3706] Call Trace: [ 490.257626][ T3706] [ 490.260568][ T3706] dump_stack_lvl+0x151/0x1b7 [ 490.265255][ T3706] ? bfq_pos_tree_add_move+0x43e/0x43e [ 490.270721][ T3706] dump_stack+0x15/0x17 [ 490.274880][ T3706] should_fail+0x3c0/0x510 [ 490.279306][ T3706] __should_failslab+0x9f/0xe0 [ 490.284076][ T3706] should_failslab+0x9/0x20 [ 490.288579][ T3706] kmem_cache_alloc+0x4f/0x2f0 [ 490.293349][ T3706] ? __kernfs_new_node+0xdb/0x6e0 [ 490.298387][ T3706] __kernfs_new_node+0xdb/0x6e0 [ 490.303263][ T3706] ? erofs_fc_get_tree+0x1c/0x20 [ 490.308223][ T3706] ? vfs_get_tree+0x88/0x290 [ 490.312836][ T3706] ? do_new_mount+0x289/0xad0 [ 490.317526][ T3706] ? path_mount+0x60b/0x1050 [ 490.322133][ T3706] ? __se_sys_mount+0x2d2/0x3c0 [ 490.326999][ T3706] ? kernfs_new_node+0x170/0x170 [ 490.331943][ T3706] kernfs_create_dir_ns+0x9b/0x230 [ 490.337066][ T3706] sysfs_create_dir_ns+0x181/0x390 [ 490.342187][ T3706] ? sysfs_warn_dup+0xa0/0xa0 [ 490.346884][ T3706] ? memcpy+0x56/0x70 [ 490.350876][ T3706] kobject_add_internal+0x766/0xda0 [ 490.356083][ T3706] kobject_init_and_add+0x123/0x190 [ 490.361287][ T3706] ? __kasan_check_write+0x14/0x20 [ 490.366410][ T3706] ? kobject_add+0x210/0x210 [ 490.371010][ T3706] ? inode_init_always+0x760/0x9b0 [ 490.376127][ T3706] ? _raw_spin_unlock+0x4d/0x70 [ 490.380984][ T3706] ? _raw_spin_unlock+0x4d/0x70 [ 490.385839][ T3706] erofs_register_sysfs+0xd1/0x130 [ 490.390953][ T3706] erofs_fc_fill_super+0x95c/0x1180 [ 490.396254][ T3706] get_tree_bdev+0x417/0x640 [ 490.400851][ T3706] ? erofs_release_device_info+0x90/0x90 [ 490.406494][ T3706] erofs_fc_get_tree+0x1c/0x20 [ 490.411439][ T3706] vfs_get_tree+0x88/0x290 [ 490.415864][ T3706] do_new_mount+0x289/0xad0 [ 490.420380][ T3706] ? do_move_mount_old+0x160/0x160 [ 490.425515][ T3706] ? security_capable+0xb2/0xd0 [ 490.430375][ T3706] ? ns_capable+0x8a/0xf0 [ 490.434714][ T3706] path_mount+0x60b/0x1050 [ 490.439140][ T3706] __se_sys_mount+0x2d2/0x3c0 [ 490.443825][ T3706] ? __x64_sys_mount+0xd0/0xd0 [ 490.448600][ T3706] ? vfs_mkdir+0x580/0x580 [ 490.453037][ T3706] __x64_sys_mount+0xbf/0xd0 [ 490.457639][ T3706] do_syscall_64+0x44/0xd0 [ 490.462071][ T3706] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 490.467984][ T3706] RIP: 0033:0x7f211b962c9a [ 490.472411][ T3706] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 490.492025][ T3706] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 490.500444][ T3706] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 490.508427][ T3706] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 490.516407][ T3706] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 490.524388][ T3706] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 490.532364][ T3706] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 490.540341][ T3706] [ 490.548469][ T3709] CPU: 1 PID: 3709 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 490.556308][ T3706] kobject_add_internal failed for loop0 (error: -12 parent: erofs) [ 490.559258][ T3709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 490.559270][ T3709] Call Trace: [ 490.559276][ T3709] [ 490.559281][ T3709] dump_stack_lvl+0x151/0x1b7 [ 490.588004][ T3709] ? bfq_pos_tree_add_move+0x43e/0x43e [ 490.593457][ T3709] dump_stack+0x15/0x17 [ 490.597599][ T3709] should_fail+0x3c0/0x510 [ 490.602000][ T3709] __should_failslab+0x9f/0xe0 [ 490.606743][ T3709] should_failslab+0x9/0x20 [ 490.611226][ T3709] kmem_cache_alloc+0x4f/0x2f0 [ 490.615971][ T3709] ? __kernfs_new_node+0xdb/0x6e0 [ 490.620975][ T3709] __kernfs_new_node+0xdb/0x6e0 [ 490.625807][ T3709] ? erofs_fc_get_tree+0x1c/0x20 [ 490.630724][ T3709] ? vfs_get_tree+0x88/0x290 [ 490.635294][ T3709] ? do_new_mount+0x289/0xad0 [ 490.640087][ T3709] ? path_mount+0x60b/0x1050 [ 490.644688][ T3709] ? __se_sys_mount+0x2d2/0x3c0 [ 490.649532][ T3709] ? kernfs_new_node+0x170/0x170 [ 490.654542][ T3709] kernfs_create_dir_ns+0x9b/0x230 [ 490.659639][ T3709] sysfs_create_dir_ns+0x181/0x390 [ 490.664818][ T3709] ? sysfs_warn_dup+0xa0/0xa0 [ 490.669475][ T3709] ? memcpy+0x56/0x70 [ 490.673441][ T3709] kobject_add_internal+0x766/0xda0 [ 490.678634][ T3709] kobject_init_and_add+0x123/0x190 [ 490.683840][ T3709] ? __kasan_check_write+0x14/0x20 [ 490.688963][ T3709] ? kobject_add+0x210/0x210 [ 490.693553][ T3709] ? inode_init_always+0x760/0x9b0 [ 490.698647][ T3709] ? _raw_spin_unlock+0x4d/0x70 [ 490.703483][ T3709] ? _raw_spin_unlock+0x4d/0x70 [ 490.708323][ T3709] erofs_register_sysfs+0xd1/0x130 [ 490.713415][ T3709] erofs_fc_fill_super+0x95c/0x1180 [ 490.718687][ T3709] get_tree_bdev+0x417/0x640 [ 490.723350][ T3709] ? erofs_release_device_info+0x90/0x90 [ 490.728965][ T3709] erofs_fc_get_tree+0x1c/0x20 [ 490.733717][ T3709] vfs_get_tree+0x88/0x290 [ 490.738119][ T3709] do_new_mount+0x289/0xad0 [ 490.742739][ T3709] ? do_move_mount_old+0x160/0x160 [ 490.747855][ T3709] ? security_capable+0xb2/0xd0 [ 490.752708][ T3709] ? ns_capable+0x8a/0xf0 [ 490.757032][ T3709] path_mount+0x60b/0x1050 [ 490.761435][ T3709] __se_sys_mount+0x2d2/0x3c0 [ 490.766181][ T3709] ? __x64_sys_mount+0xd0/0xd0 [ 490.770926][ T3709] ? vfs_mkdir+0x580/0x580 [ 490.775325][ T3709] __x64_sys_mount+0xbf/0xd0 [ 490.779896][ T3709] do_syscall_64+0x44/0xd0 [ 490.784304][ T3709] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 490.790189][ T3709] RIP: 0033:0x7f211b962c9a [ 490.794586][ T3709] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 490.814172][ T3709] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 490.822657][ T3709] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 490.830609][ T3709] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 490.838575][ T3709] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 490.846558][ T3709] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 490.854528][ T3709] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 490.862502][ T3709] [ 490.876071][ T3717] loop2: detected capacity change from 0 to 16 [ 490.882471][ T3712] kobject_add_internal failed for loop3 (error: -12 parent: erofs) [ 490.883046][ T3709] kobject_add_internal failed for loop5 (error: -12 parent: erofs) [ 490.891204][ T3717] FAULT_INJECTION: forcing a failure. [ 490.891204][ T3717] name failslab, interval 1, probability 0, space 0, times 0 [ 490.911249][ T3717] CPU: 0 PID: 3717 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 490.922193][ T3717] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 490.932231][ T3717] Call Trace: [ 490.935490][ T3717] [ 490.938408][ T3717] dump_stack_lvl+0x151/0x1b7 [ 490.943065][ T3717] ? bfq_pos_tree_add_move+0x43e/0x43e [ 490.948500][ T3717] ? get_tree_bdev+0x417/0x640 [ 490.953239][ T3717] ? vfs_get_tree+0x88/0x290 [ 490.957804][ T3717] ? do_new_mount+0x289/0xad0 [ 490.962461][ T3717] ? path_mount+0x60b/0x1050 [ 490.967027][ T3717] ? __x64_sys_mount+0xbf/0xd0 [ 490.971854][ T3717] ? do_syscall_64+0x44/0xd0 [ 490.976418][ T3717] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 490.982462][ T3717] dump_stack+0x15/0x17 [ 490.986599][ T3717] should_fail+0x3c0/0x510 [ 490.990995][ T3717] ? kvasprintf_const+0x139/0x180 [ 490.995999][ T3717] __should_failslab+0x9f/0xe0 [ 491.001172][ T3717] should_failslab+0x9/0x20 [ 491.005653][ T3717] __kmalloc_track_caller+0x6c/0x350 [ 491.010915][ T3717] kstrdup_const+0x55/0x90 [ 491.015309][ T3717] kvasprintf_const+0x139/0x180 [ 491.020135][ T3717] kobject_set_name_vargs+0x61/0x120 [ 491.025394][ T3717] kobject_init_and_add+0xdb/0x190 [ 491.030480][ T3717] ? __kasan_check_write+0x14/0x20 [ 491.035565][ T3717] ? kobject_add+0x210/0x210 [ 491.040125][ T3717] ? inode_init_always+0x760/0x9b0 [ 491.045212][ T3717] ? _raw_spin_unlock+0x4d/0x70 [ 491.050039][ T3717] ? _raw_spin_unlock+0x4d/0x70 [ 491.054862][ T3717] erofs_register_sysfs+0xd1/0x130 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 491.059948][ T3717] erofs_fc_fill_super+0x95c/0x1180 [ 491.065317][ T3717] get_tree_bdev+0x417/0x640 [ 491.069922][ T3717] ? erofs_release_device_info+0x90/0x90 [ 491.075548][ T3717] erofs_fc_get_tree+0x1c/0x20 [ 491.080303][ T3717] vfs_get_tree+0x88/0x290 [ 491.084703][ T3717] do_new_mount+0x289/0xad0 [ 491.089185][ T3717] ? do_move_mount_old+0x160/0x160 [ 491.094274][ T3717] ? security_capable+0xb2/0xd0 [ 491.099100][ T3717] ? ns_capable+0x8a/0xf0 [ 491.103406][ T3717] path_mount+0x60b/0x1050 [ 491.107908][ T3717] __se_sys_mount+0x2d2/0x3c0 [ 491.112564][ T3717] ? __x64_sys_mount+0xd0/0xd0 [ 491.117301][ T3717] __x64_sys_mount+0xbf/0xd0 [ 491.121864][ T3717] do_syscall_64+0x44/0xd0 [ 491.126258][ T3717] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 491.132129][ T3717] RIP: 0033:0x7f211b962c9a [ 491.136542][ T3717] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 491.156219][ T3717] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 491.164696][ T3717] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 491.172645][ T3717] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 491.180610][ T3717] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 491.188682][ T3717] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 491.196646][ T3717] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 491.204858][ T3717] [ 491.221308][ T3717] kobject: can not set name properly! [ 491.235145][ T3726] loop0: detected capacity change from 0 to 16 [ 491.236072][ T3725] loop1: detected capacity change from 0 to 16 [ 491.242382][ T3727] loop3: detected capacity change from 0 to 16 [ 491.248571][ T3725] FAULT_INJECTION: forcing a failure. [ 491.248571][ T3725] name failslab, interval 1, probability 0, space 0, times 0 [ 491.254596][ T3726] FAULT_INJECTION: forcing a failure. [ 491.254596][ T3726] name failslab, interval 1, probability 0, space 0, times 0 [ 491.266722][ T3725] CPU: 1 PID: 3725 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 491.280326][ T3724] loop5: detected capacity change from 0 to 16 [ 491.289888][ T3725] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 491.289899][ T3725] Call Trace: [ 491.289904][ T3725] [ 491.289909][ T3725] dump_stack_lvl+0x151/0x1b7 [ 491.289931][ T3725] ? bfq_pos_tree_add_move+0x43e/0x43e [ 491.322335][ T3725] ? get_tree_bdev+0x417/0x640 [ 491.327090][ T3725] ? vfs_get_tree+0x88/0x290 [ 491.331859][ T3725] ? do_new_mount+0x289/0xad0 [ 491.336542][ T3725] ? path_mount+0x60b/0x1050 [ 491.341128][ T3725] ? __x64_sys_mount+0xbf/0xd0 [ 491.345879][ T3725] ? do_syscall_64+0x44/0xd0 [ 491.350456][ T3725] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 491.356511][ T3725] dump_stack+0x15/0x17 [ 491.360651][ T3725] should_fail+0x3c0/0x510 [ 491.364896][ T3727] FAULT_INJECTION: forcing a failure. [ 491.364896][ T3727] name failslab, interval 1, probability 0, space 0, times 0 [ 491.365050][ T3725] ? kvasprintf_const+0x139/0x180 [ 491.377714][ T3724] FAULT_INJECTION: forcing a failure. [ 491.377714][ T3724] name failslab, interval 1, probability 0, space 0, times 0 [ 491.382598][ T3725] __should_failslab+0x9f/0xe0 [ 491.382618][ T3725] should_failslab+0x9/0x20 [ 491.404634][ T3725] __kmalloc_track_caller+0x6c/0x350 [ 491.409915][ T3725] kstrdup_const+0x55/0x90 [ 491.414423][ T3725] kvasprintf_const+0x139/0x180 [ 491.419278][ T3725] kobject_set_name_vargs+0x61/0x120 [ 491.424557][ T3725] kobject_init_and_add+0xdb/0x190 [ 491.429653][ T3725] ? __kasan_check_write+0x14/0x20 [ 491.434751][ T3725] ? kobject_add+0x210/0x210 [ 491.439326][ T3725] ? inode_init_always+0x760/0x9b0 [ 491.444422][ T3725] ? _raw_spin_unlock+0x4d/0x70 [ 491.449283][ T3725] ? _raw_spin_unlock+0x4d/0x70 [ 491.454139][ T3725] erofs_register_sysfs+0xd1/0x130 [ 491.459441][ T3725] erofs_fc_fill_super+0x95c/0x1180 [ 491.464645][ T3725] get_tree_bdev+0x417/0x640 [ 491.469227][ T3725] ? erofs_release_device_info+0x90/0x90 [ 491.474847][ T3725] erofs_fc_get_tree+0x1c/0x20 [ 491.479604][ T3725] vfs_get_tree+0x88/0x290 [ 491.484007][ T3725] do_new_mount+0x289/0xad0 [ 491.488502][ T3725] ? do_move_mount_old+0x160/0x160 [ 491.493601][ T3725] ? security_capable+0xb2/0xd0 [ 491.498437][ T3725] ? ns_capable+0x8a/0xf0 [ 491.502847][ T3725] path_mount+0x60b/0x1050 [ 491.507249][ T3725] __se_sys_mount+0x2d2/0x3c0 [ 491.512016][ T3725] ? __x64_sys_mount+0xd0/0xd0 [ 491.516785][ T3725] __x64_sys_mount+0xbf/0xd0 [ 491.521382][ T3725] do_syscall_64+0x44/0xd0 [ 491.525808][ T3725] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 491.531706][ T3725] RIP: 0033:0x7f211b962c9a [ 491.536108][ T3725] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 491.555975][ T3725] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 491.564387][ T3725] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 491.572346][ T3725] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 491.580406][ T3725] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 491.588363][ T3725] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 491.596407][ T3725] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 491.604980][ T3725] [ 491.608073][ T3724] CPU: 0 PID: 3724 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 491.619202][ T3724] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 491.629805][ T3724] Call Trace: [ 491.633079][ T3724] [ 491.636002][ T3724] dump_stack_lvl+0x151/0x1b7 [ 491.640680][ T3724] ? bfq_pos_tree_add_move+0x43e/0x43e [ 491.646143][ T3724] dump_stack+0x15/0x17 [ 491.650287][ T3724] should_fail+0x3c0/0x510 [ 491.654699][ T3724] __should_failslab+0x9f/0xe0 [ 491.659449][ T3724] should_failslab+0x9/0x20 [ 491.663936][ T3724] kmem_cache_alloc+0x4f/0x2f0 [ 491.668698][ T3724] ? from_kuid_munged+0x7b0/0x7b0 [ 491.673704][ T3724] ? security_inode_alloc+0x29/0x140 [ 491.678972][ T3724] security_inode_alloc+0x29/0x140 [ 491.684065][ T3724] inode_init_always+0x749/0x9b0 [ 491.688998][ T3724] ? _erofs_info+0x190/0x190 [ 491.693587][ T3724] new_inode_pseudo+0x93/0x220 [ 491.698422][ T3724] new_inode+0x28/0x1c0 [ 491.702565][ T3724] ? _raw_spin_unlock+0x4d/0x70 [ 491.707418][ T3724] ? erofs_shrinker_register+0xfb/0x110 [ 491.712962][ T3724] erofs_fc_fill_super+0x867/0x1180 [ 491.718170][ T3724] get_tree_bdev+0x417/0x640 [ 491.722826][ T3724] ? erofs_release_device_info+0x90/0x90 [ 491.728439][ T3724] erofs_fc_get_tree+0x1c/0x20 [ 491.733188][ T3724] vfs_get_tree+0x88/0x290 [ 491.737683][ T3724] do_new_mount+0x289/0xad0 [ 491.742168][ T3724] ? do_move_mount_old+0x160/0x160 [ 491.747261][ T3724] ? security_capable+0xb2/0xd0 [ 491.752178][ T3724] ? ns_capable+0x8a/0xf0 [ 491.756501][ T3724] path_mount+0x60b/0x1050 [ 491.760899][ T3724] __se_sys_mount+0x2d2/0x3c0 [ 491.765650][ T3724] ? __x64_sys_mount+0xd0/0xd0 [ 491.770490][ T3724] ? sched_clock_cpu+0x18/0x3b0 [ 491.775321][ T3724] __x64_sys_mount+0xbf/0xd0 [ 491.779908][ T3724] do_syscall_64+0x44/0xd0 [ 491.784303][ T3724] ? irqentry_exit+0x12/0x40 [ 491.788886][ T3724] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 491.794763][ T3724] RIP: 0033:0x7f211b962c9a [ 491.799193][ T3724] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 491.818865][ T3724] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 491.827449][ T3724] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 491.835596][ T3724] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 491.843570][ T3724] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 491.851539][ T3724] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 491.859493][ T3724] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 491.867452][ T3724] [ 491.872240][ T3729] loop4: detected capacity change from 0 to 16 [ 491.876087][ T3727] CPU: 0 PID: 3727 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 491.889144][ T3727] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 491.899370][ T3727] Call Trace: [ 491.902643][ T3727] [ 491.905562][ T3727] dump_stack_lvl+0x151/0x1b7 [ 491.910233][ T3727] ? bfq_pos_tree_add_move+0x43e/0x43e [ 491.915793][ T3727] dump_stack+0x15/0x17 [ 491.919934][ T3727] should_fail+0x3c0/0x510 [ 491.924429][ T3727] __should_failslab+0x9f/0xe0 [ 491.929179][ T3727] should_failslab+0x9/0x20 [ 491.933667][ T3727] kmem_cache_alloc+0x4f/0x2f0 [ 491.938416][ T3727] ? from_kuid_munged+0x7b0/0x7b0 [ 491.943433][ T3727] ? security_inode_alloc+0x29/0x140 [ 491.948703][ T3727] security_inode_alloc+0x29/0x140 [ 491.953883][ T3727] inode_init_always+0x749/0x9b0 [ 491.958810][ T3727] ? _erofs_info+0x190/0x190 [ 491.963394][ T3727] new_inode_pseudo+0x93/0x220 [ 491.968140][ T3727] new_inode+0x28/0x1c0 [ 491.972282][ T3727] ? _raw_spin_unlock+0x4d/0x70 [ 491.977124][ T3727] ? erofs_shrinker_register+0xfb/0x110 [ 491.982829][ T3727] erofs_fc_fill_super+0x867/0x1180 [ 491.988010][ T3727] get_tree_bdev+0x417/0x640 [ 491.992584][ T3727] ? erofs_release_device_info+0x90/0x90 [ 491.998209][ T3727] erofs_fc_get_tree+0x1c/0x20 [ 492.002965][ T3727] vfs_get_tree+0x88/0x290 [ 492.007365][ T3727] do_new_mount+0x289/0xad0 [ 492.011855][ T3727] ? do_move_mount_old+0x160/0x160 [ 492.016951][ T3727] ? security_capable+0xb2/0xd0 [ 492.022046][ T3727] ? ns_capable+0x8a/0xf0 [ 492.026359][ T3727] path_mount+0x60b/0x1050 [ 492.030851][ T3727] __se_sys_mount+0x2d2/0x3c0 [ 492.035605][ T3727] ? __x64_sys_mount+0xd0/0xd0 [ 492.040364][ T3727] __x64_sys_mount+0xbf/0xd0 [ 492.044947][ T3727] do_syscall_64+0x44/0xd0 [ 492.049350][ T3727] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 492.055230][ T3727] RIP: 0033:0x7f211b962c9a write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 492.059637][ T3727] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 492.079491][ T3727] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 492.087987][ T3727] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 492.095963][ T3727] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 492.103938][ T3727] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 492.111891][ T3727] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 492.120113][ T3727] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 492.128256][ T3727] [ 492.131263][ T3726] CPU: 1 PID: 3726 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 492.142201][ T3726] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 492.152330][ T3726] Call Trace: [ 492.155590][ T3726] [ 492.158503][ T3726] dump_stack_lvl+0x151/0x1b7 [ 492.163165][ T3726] ? bfq_pos_tree_add_move+0x43e/0x43e [ 492.168603][ T3726] ? get_tree_bdev+0x417/0x640 [ 492.173345][ T3726] ? vfs_get_tree+0x88/0x290 [ 492.177912][ T3726] ? do_new_mount+0x289/0xad0 [ 492.182572][ T3726] ? path_mount+0x60b/0x1050 [ 492.187141][ T3726] ? __x64_sys_mount+0xbf/0xd0 [ 492.191908][ T3726] ? do_syscall_64+0x44/0xd0 [ 492.196485][ T3726] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 492.202534][ T3726] dump_stack+0x15/0x17 [ 492.206686][ T3726] should_fail+0x3c0/0x510 [ 492.211085][ T3726] ? kvasprintf_const+0x139/0x180 [ 492.216098][ T3726] __should_failslab+0x9f/0xe0 [ 492.220839][ T3726] should_failslab+0x9/0x20 [ 492.225408][ T3726] __kmalloc_track_caller+0x6c/0x350 [ 492.230764][ T3726] kstrdup_const+0x55/0x90 [ 492.235172][ T3726] kvasprintf_const+0x139/0x180 [ 492.240013][ T3726] kobject_set_name_vargs+0x61/0x120 [ 492.245363][ T3726] kobject_init_and_add+0xdb/0x190 [ 492.250452][ T3726] ? __kasan_check_write+0x14/0x20 [ 492.255566][ T3726] ? kobject_add+0x210/0x210 [ 492.260137][ T3726] ? inode_init_always+0x760/0x9b0 [ 492.265662][ T3726] ? _raw_spin_unlock+0x4d/0x70 [ 492.270497][ T3726] ? _raw_spin_unlock+0x4d/0x70 [ 492.275332][ T3726] erofs_register_sysfs+0xd1/0x130 [ 492.280422][ T3726] erofs_fc_fill_super+0x95c/0x1180 [ 492.285687][ T3726] get_tree_bdev+0x417/0x640 [ 492.290253][ T3726] ? erofs_release_device_info+0x90/0x90 [ 492.295864][ T3726] erofs_fc_get_tree+0x1c/0x20 [ 492.300604][ T3726] vfs_get_tree+0x88/0x290 [ 492.305008][ T3726] do_new_mount+0x289/0xad0 [ 492.309495][ T3726] ? do_move_mount_old+0x160/0x160 [ 492.314935][ T3726] ? security_capable+0xb2/0xd0 [ 492.319763][ T3726] ? ns_capable+0x8a/0xf0 [ 492.324071][ T3726] path_mount+0x60b/0x1050 [ 492.328487][ T3726] __se_sys_mount+0x2d2/0x3c0 [ 492.333153][ T3726] ? __x64_sys_mount+0xd0/0xd0 [ 492.337929][ T3726] __x64_sys_mount+0xbf/0xd0 [ 492.342508][ T3726] do_syscall_64+0x44/0xd0 [ 492.346924][ T3726] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 492.352807][ T3726] RIP: 0033:0x7f211b962c9a [ 492.357201][ T3726] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 492.376872][ T3726] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 492.385366][ T3726] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 492.393318][ T3726] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 492.401456][ T3726] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 492.409497][ T3726] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 492.417447][ T3726] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 492.425398][ T3726] [ 492.428598][ T3729] FAULT_INJECTION: forcing a failure. [ 492.428598][ T3729] name failslab, interval 1, probability 0, space 0, times 0 [ 492.430744][ T3725] kobject: can not set name properly! [ 492.447202][ T3726] kobject: can not set name properly! [ 492.454440][ T3729] CPU: 0 PID: 3729 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 492.465400][ T3729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 492.475537][ T3729] Call Trace: [ 492.478797][ T3729] [ 492.481707][ T3729] dump_stack_lvl+0x151/0x1b7 [ 492.486367][ T3729] ? bfq_pos_tree_add_move+0x43e/0x43e [ 492.491805][ T3729] ? get_tree_bdev+0x417/0x640 [ 492.496564][ T3729] ? vfs_get_tree+0x88/0x290 [ 492.501130][ T3729] ? do_new_mount+0x289/0xad0 [ 492.505785][ T3729] ? path_mount+0x60b/0x1050 [ 492.510360][ T3729] ? __x64_sys_mount+0xbf/0xd0 [ 492.515125][ T3729] ? do_syscall_64+0x44/0xd0 [ 492.519730][ T3729] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 492.525779][ T3729] dump_stack+0x15/0x17 [ 492.529914][ T3729] should_fail+0x3c0/0x510 [ 492.534318][ T3729] ? kvasprintf_const+0x139/0x180 [ 492.539419][ T3729] __should_failslab+0x9f/0xe0 [ 492.544181][ T3729] should_failslab+0x9/0x20 [ 492.548663][ T3729] __kmalloc_track_caller+0x6c/0x350 [ 492.553926][ T3729] kstrdup_const+0x55/0x90 [ 492.558406][ T3729] kvasprintf_const+0x139/0x180 [ 492.563230][ T3729] kobject_set_name_vargs+0x61/0x120 [ 492.568511][ T3729] kobject_init_and_add+0xdb/0x190 [ 492.573601][ T3729] ? __kasan_check_write+0x14/0x20 [ 492.578784][ T3729] ? kobject_add+0x210/0x210 [ 492.583404][ T3729] ? inode_init_always+0x760/0x9b0 [ 492.588494][ T3729] ? _raw_spin_unlock+0x4d/0x70 [ 492.593328][ T3729] ? _raw_spin_unlock+0x4d/0x70 [ 492.598161][ T3729] erofs_register_sysfs+0xd1/0x130 [ 492.603261][ T3729] erofs_fc_fill_super+0x95c/0x1180 [ 492.608457][ T3729] get_tree_bdev+0x417/0x640 [ 492.613044][ T3729] ? erofs_release_device_info+0x90/0x90 [ 492.618656][ T3729] erofs_fc_get_tree+0x1c/0x20 [ 492.623398][ T3729] vfs_get_tree+0x88/0x290 [ 492.627793][ T3729] do_new_mount+0x289/0xad0 [ 492.632277][ T3729] ? do_move_mount_old+0x160/0x160 [ 492.637381][ T3729] ? security_capable+0xb2/0xd0 [ 492.642211][ T3729] ? ns_capable+0x8a/0xf0 [ 492.646526][ T3729] path_mount+0x60b/0x1050 [ 492.650932][ T3729] __se_sys_mount+0x2d2/0x3c0 [ 492.655585][ T3729] ? __x64_sys_mount+0xd0/0xd0 [ 492.660326][ T3729] __x64_sys_mount+0xbf/0xd0 [ 492.664987][ T3729] do_syscall_64+0x44/0xd0 [ 492.669396][ T3729] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 492.675276][ T3729] RIP: 0033:0x7f211b962c9a [ 492.679674][ T3729] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 492.699260][ T3729] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 492.707658][ T3729] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 492.715621][ T3729] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 492.723575][ T3729] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 492.731524][ T3729] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 492.739473][ T3729] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 492.747434][ T3729] [ 492.750889][ T3729] kobject: can not set name properly! [ 492.761238][ T3732] loop3: detected capacity change from 0 to 16 [ 492.768288][ T3733] loop2: detected capacity change from 0 to 16 [ 492.775433][ T3732] FAULT_INJECTION: forcing a failure. [ 492.775433][ T3732] name failslab, interval 1, probability 0, space 0, times 0 [ 492.791609][ T3736] loop1: detected capacity change from 0 to 16 [ 492.792161][ T3733] FAULT_INJECTION: forcing a failure. [ 492.792161][ T3733] name failslab, interval 1, probability 0, space 0, times 0 [ 492.799805][ T3736] FAULT_INJECTION: forcing a failure. [ 492.799805][ T3736] name failslab, interval 1, probability 0, space 0, times 0 [ 492.812320][ T3738] loop5: detected capacity change from 0 to 16 [ 492.823642][ T3736] CPU: 1 PID: 3736 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 492.840128][ T3736] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 492.842351][ T3738] FAULT_INJECTION: forcing a failure. [ 492.842351][ T3738] name failslab, interval 1, probability 0, space 0, times 0 [ 492.850175][ T3736] Call Trace: [ 492.850182][ T3736] [ 492.850187][ T3736] dump_stack_lvl+0x151/0x1b7 [ 492.850208][ T3736] ? bfq_pos_tree_add_move+0x43e/0x43e [ 492.879018][ T3736] ? get_tree_bdev+0x417/0x640 [ 492.883785][ T3736] ? vfs_get_tree+0x88/0x290 [ 492.888361][ T3736] ? do_new_mount+0x289/0xad0 [ 492.893027][ T3736] ? path_mount+0x60b/0x1050 [ 492.897607][ T3736] ? __x64_sys_mount+0xbf/0xd0 [ 492.902449][ T3736] ? do_syscall_64+0x44/0xd0 [ 492.907024][ T3736] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 492.913080][ T3736] dump_stack+0x15/0x17 [ 492.917223][ T3736] should_fail+0x3c0/0x510 [ 492.921632][ T3736] ? kvasprintf_const+0x139/0x180 [ 492.926645][ T3736] __should_failslab+0x9f/0xe0 [ 492.931397][ T3736] should_failslab+0x9/0x20 [ 492.935887][ T3736] __kmalloc_track_caller+0x6c/0x350 [ 492.941164][ T3736] kstrdup_const+0x55/0x90 [ 492.945741][ T3736] kvasprintf_const+0x139/0x180 [ 492.950579][ T3736] kobject_set_name_vargs+0x61/0x120 [ 492.955855][ T3736] kobject_init_and_add+0xdb/0x190 [ 492.960951][ T3736] ? __kasan_check_write+0x14/0x20 [ 492.966043][ T3736] ? kobject_add+0x210/0x210 [ 492.970613][ T3736] ? inode_init_always+0x760/0x9b0 [ 492.975711][ T3736] ? _raw_spin_unlock+0x4d/0x70 [ 492.980557][ T3736] ? _raw_spin_unlock+0x4d/0x70 [ 492.985390][ T3736] erofs_register_sysfs+0xd1/0x130 [ 492.990482][ T3736] erofs_fc_fill_super+0x95c/0x1180 [ 492.995661][ T3736] get_tree_bdev+0x417/0x640 [ 493.000319][ T3736] ? erofs_release_device_info+0x90/0x90 [ 493.005931][ T3736] erofs_fc_get_tree+0x1c/0x20 [ 493.010673][ T3736] vfs_get_tree+0x88/0x290 [ 493.015071][ T3736] do_new_mount+0x289/0xad0 [ 493.019559][ T3736] ? do_move_mount_old+0x160/0x160 [ 493.024831][ T3736] ? security_capable+0xb2/0xd0 [ 493.029663][ T3736] ? ns_capable+0x8a/0xf0 [ 493.033974][ T3736] path_mount+0x60b/0x1050 [ 493.038376][ T3736] __se_sys_mount+0x2d2/0x3c0 [ 493.043035][ T3736] ? __x64_sys_mount+0xd0/0xd0 [ 493.047784][ T3736] __x64_sys_mount+0xbf/0xd0 [ 493.052356][ T3736] do_syscall_64+0x44/0xd0 [ 493.056755][ T3736] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 493.062635][ T3736] RIP: 0033:0x7f211b962c9a [ 493.067034][ T3736] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 493.086709][ T3736] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 493.095289][ T3736] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 493.103242][ T3736] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 493.111199][ T3736] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 493.119155][ T3736] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 493.127107][ T3736] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 493.135061][ T3736] [ 493.139559][ T3739] loop0: detected capacity change from 0 to 16 [ 493.140220][ T3738] CPU: 0 PID: 3738 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 493.146901][ T3736] kobject: can not set name properly! [ 493.156459][ T3738] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 493.156471][ T3738] Call Trace: [ 493.156477][ T3738] [ 493.156482][ T3738] dump_stack_lvl+0x151/0x1b7 [ 493.164128][ T3739] FAULT_INJECTION: forcing a failure. [ 493.164128][ T3739] name failslab, interval 1, probability 0, space 0, times 0 [ 493.171879][ T3738] ? bfq_pos_tree_add_move+0x43e/0x43e [ 493.171903][ T3738] dump_stack+0x15/0x17 [ 493.171919][ T3738] should_fail+0x3c0/0x510 [ 493.209243][ T3738] __should_failslab+0x9f/0xe0 [ 493.214003][ T3738] should_failslab+0x9/0x20 [ 493.218499][ T3738] kmem_cache_alloc+0x4f/0x2f0 [ 493.223248][ T3738] ? from_kuid_munged+0x7b0/0x7b0 [ 493.228261][ T3738] ? security_inode_alloc+0x29/0x140 [ 493.233535][ T3738] security_inode_alloc+0x29/0x140 [ 493.238637][ T3738] inode_init_always+0x749/0x9b0 [ 493.243558][ T3738] ? _erofs_info+0x190/0x190 [ 493.248135][ T3738] new_inode_pseudo+0x93/0x220 [ 493.252887][ T3738] new_inode+0x28/0x1c0 [ 493.257032][ T3738] ? _raw_spin_unlock+0x4d/0x70 [ 493.261871][ T3738] ? erofs_shrinker_register+0xfb/0x110 [ 493.267410][ T3738] erofs_fc_fill_super+0x867/0x1180 [ 493.272602][ T3738] get_tree_bdev+0x417/0x640 [ 493.277178][ T3738] ? erofs_release_device_info+0x90/0x90 [ 493.282798][ T3738] erofs_fc_get_tree+0x1c/0x20 [ 493.287548][ T3738] vfs_get_tree+0x88/0x290 [ 493.291950][ T3738] do_new_mount+0x289/0xad0 [ 493.296440][ T3738] ? do_move_mount_old+0x160/0x160 [ 493.301539][ T3738] ? security_capable+0xb2/0xd0 [ 493.306377][ T3738] ? ns_capable+0x8a/0xf0 [ 493.310695][ T3738] path_mount+0x60b/0x1050 [ 493.315100][ T3738] __se_sys_mount+0x2d2/0x3c0 [ 493.319764][ T3738] ? __x64_sys_mount+0xd0/0xd0 [ 493.324520][ T3738] __x64_sys_mount+0xbf/0xd0 [ 493.329099][ T3738] do_syscall_64+0x44/0xd0 [ 493.333592][ T3738] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 493.339474][ T3738] RIP: 0033:0x7f211b962c9a [ 493.343879][ T3738] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 493.363472][ T3738] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 493.371880][ T3738] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 493.379839][ T3738] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 493.388057][ T3738] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 493.396019][ T3738] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 493.403975][ T3738] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 493.411941][ T3738] [ 493.415032][ T3732] CPU: 1 PID: 3732 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 493.425793][ T3732] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 493.435841][ T3732] Call Trace: [ 493.439102][ T3732] [ 493.442016][ T3732] dump_stack_lvl+0x151/0x1b7 [ 493.446680][ T3732] ? bfq_pos_tree_add_move+0x43e/0x43e [ 493.452122][ T3732] ? get_tree_bdev+0x417/0x640 [ 493.456869][ T3732] ? vfs_get_tree+0x88/0x290 [ 493.461439][ T3732] ? do_new_mount+0x289/0xad0 [ 493.466096][ T3732] ? path_mount+0x60b/0x1050 [ 493.470669][ T3732] ? __x64_sys_mount+0xbf/0xd0 [ 493.475412][ T3732] ? do_syscall_64+0x44/0xd0 [ 493.479982][ T3732] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 493.486038][ T3732] dump_stack+0x15/0x17 [ 493.490172][ T3732] should_fail+0x3c0/0x510 [ 493.494591][ T3732] ? kvasprintf_const+0x139/0x180 [ 493.499615][ T3732] __should_failslab+0x9f/0xe0 [ 493.504379][ T3732] should_failslab+0x9/0x20 [ 493.508882][ T3732] __kmalloc_track_caller+0x6c/0x350 [ 493.514155][ T3732] kstrdup_const+0x55/0x90 [ 493.518554][ T3732] kvasprintf_const+0x139/0x180 [ 493.523388][ T3732] kobject_set_name_vargs+0x61/0x120 [ 493.528653][ T3732] kobject_init_and_add+0xdb/0x190 [ 493.533744][ T3732] ? __kasan_check_write+0x14/0x20 [ 493.538838][ T3732] ? kobject_add+0x210/0x210 [ 493.543407][ T3732] ? inode_init_always+0x760/0x9b0 [ 493.548499][ T3732] ? _raw_spin_unlock+0x4d/0x70 [ 493.553337][ T3732] ? _raw_spin_unlock+0x4d/0x70 [ 493.558168][ T3732] erofs_register_sysfs+0xd1/0x130 [ 493.563260][ T3732] erofs_fc_fill_super+0x95c/0x1180 [ 493.568443][ T3732] get_tree_bdev+0x417/0x640 [ 493.573013][ T3732] ? erofs_release_device_info+0x90/0x90 [ 493.578626][ T3732] erofs_fc_get_tree+0x1c/0x20 [ 493.583370][ T3732] vfs_get_tree+0x88/0x290 [ 493.587768][ T3732] do_new_mount+0x289/0xad0 [ 493.592255][ T3732] ? do_move_mount_old+0x160/0x160 [ 493.597347][ T3732] ? security_capable+0xb2/0xd0 [ 493.602179][ T3732] ? ns_capable+0x8a/0xf0 [ 493.606492][ T3732] path_mount+0x60b/0x1050 [ 493.610892][ T3732] __se_sys_mount+0x2d2/0x3c0 [ 493.615552][ T3732] ? __x64_sys_mount+0xd0/0xd0 [ 493.620300][ T3732] __x64_sys_mount+0xbf/0xd0 [ 493.624882][ T3732] do_syscall_64+0x44/0xd0 [ 493.629297][ T3732] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 493.635177][ T3732] RIP: 0033:0x7f211b962c9a [ 493.639577][ T3732] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 493.659164][ T3732] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 493.667559][ T3732] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 493.675516][ T3732] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 493.683468][ T3732] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 493.691421][ T3732] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 493.699384][ T3732] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 493.707337][ T3732] [ 493.710535][ T3733] CPU: 0 PID: 3733 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 493.721302][ T3733] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 493.731441][ T3733] Call Trace: [ 493.734710][ T3733] [ 493.737815][ T3733] dump_stack_lvl+0x151/0x1b7 [ 493.742512][ T3733] ? bfq_pos_tree_add_move+0x43e/0x43e [ 493.747975][ T3733] dump_stack+0x15/0x17 [ 493.752132][ T3733] should_fail+0x3c0/0x510 [ 493.756543][ T3733] __should_failslab+0x9f/0xe0 [ 493.761297][ T3733] should_failslab+0x9/0x20 [ 493.765788][ T3733] kmem_cache_alloc+0x4f/0x2f0 [ 493.770538][ T3733] ? __kernfs_new_node+0xdb/0x6e0 [ 493.775551][ T3733] __kernfs_new_node+0xdb/0x6e0 [ 493.780387][ T3733] ? erofs_fc_get_tree+0x1c/0x20 [ 493.785315][ T3733] ? vfs_get_tree+0x88/0x290 [ 493.789894][ T3733] ? do_new_mount+0x289/0xad0 [ 493.794562][ T3733] ? path_mount+0x60b/0x1050 [ 493.799138][ T3733] ? __se_sys_mount+0x2d2/0x3c0 [ 493.803978][ T3733] ? kernfs_new_node+0x170/0x170 [ 493.808904][ T3733] kernfs_create_dir_ns+0x9b/0x230 [ 493.813999][ T3733] sysfs_create_dir_ns+0x181/0x390 [ 493.819100][ T3733] ? sysfs_warn_dup+0xa0/0xa0 [ 493.823771][ T3733] ? memcpy+0x56/0x70 [ 493.827735][ T3733] kobject_add_internal+0x766/0xda0 [ 493.832921][ T3733] kobject_init_and_add+0x123/0x190 [ 493.838100][ T3733] ? __kasan_check_write+0x14/0x20 [ 493.843191][ T3733] ? kobject_add+0x210/0x210 [ 493.847762][ T3733] ? inode_init_always+0x760/0x9b0 [ 493.852855][ T3733] ? _raw_spin_unlock+0x4d/0x70 [ 493.857691][ T3733] ? _raw_spin_unlock+0x4d/0x70 [ 493.862525][ T3733] erofs_register_sysfs+0xd1/0x130 [ 493.867621][ T3733] erofs_fc_fill_super+0x95c/0x1180 [ 493.872799][ T3733] get_tree_bdev+0x417/0x640 [ 493.877370][ T3733] ? erofs_release_device_info+0x90/0x90 [ 493.882985][ T3733] erofs_fc_get_tree+0x1c/0x20 [ 493.887730][ T3733] vfs_get_tree+0x88/0x290 [ 493.892126][ T3733] do_new_mount+0x289/0xad0 [ 493.896612][ T3733] ? do_move_mount_old+0x160/0x160 [ 493.901706][ T3733] ? security_capable+0xb2/0xd0 [ 493.906538][ T3733] ? ns_capable+0x8a/0xf0 [ 493.910849][ T3733] path_mount+0x60b/0x1050 [ 493.915284][ T3733] __se_sys_mount+0x2d2/0x3c0 [ 493.919943][ T3733] ? __x64_sys_mount+0xd0/0xd0 [ 493.924690][ T3733] __x64_sys_mount+0xbf/0xd0 [ 493.929262][ T3733] do_syscall_64+0x44/0xd0 [ 493.933834][ T3733] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 493.939796][ T3733] RIP: 0033:0x7f211b962c9a [ 493.944199][ T3733] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 493.963785][ T3733] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 493.972264][ T3733] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 493.980216][ T3733] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 493.988168][ T3733] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 493.996118][ T3733] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 494.004067][ T3733] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 494.012023][ T3733] [ 494.015204][ T3733] kobject_add_internal failed for loop2 (error: -12 parent: erofs) [ 494.017723][ T3739] CPU: 0 PID: 3739 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 494.023360][ T3732] kobject: can not set name properly! [ 494.033867][ T3739] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 494.033880][ T3739] Call Trace: [ 494.033885][ T3739] [ 494.033890][ T3739] dump_stack_lvl+0x151/0x1b7 [ 494.033912][ T3739] ? bfq_pos_tree_add_move+0x43e/0x43e [ 494.033928][ T3739] dump_stack+0x15/0x17 [ 494.033942][ T3739] should_fail+0x3c0/0x510 [ 494.033961][ T3739] __should_failslab+0x9f/0xe0 [ 494.033979][ T3739] should_failslab+0x9/0x20 [ 494.033994][ T3739] kmem_cache_alloc+0x4f/0x2f0 [ 494.034009][ T3739] ? from_kuid_munged+0x7b0/0x7b0 [ 494.093152][ T3739] ? security_inode_alloc+0x29/0x140 [ 494.098420][ T3739] security_inode_alloc+0x29/0x140 [ 494.103513][ T3739] inode_init_always+0x749/0x9b0 [ 494.108425][ T3739] ? _erofs_info+0x190/0x190 [ 494.113078][ T3739] new_inode_pseudo+0x93/0x220 [ 494.117903][ T3739] new_inode+0x28/0x1c0 [ 494.122213][ T3739] ? _raw_spin_unlock+0x4d/0x70 [ 494.127077][ T3739] ? erofs_shrinker_register+0xfb/0x110 [ 494.132624][ T3739] erofs_fc_fill_super+0x867/0x1180 [ 494.138253][ T3739] get_tree_bdev+0x417/0x640 [ 494.142949][ T3739] ? erofs_release_device_info+0x90/0x90 [ 494.148570][ T3739] erofs_fc_get_tree+0x1c/0x20 [ 494.153329][ T3739] vfs_get_tree+0x88/0x290 [ 494.157724][ T3739] do_new_mount+0x289/0xad0 [ 494.162302][ T3739] ? do_move_mount_old+0x160/0x160 [ 494.167390][ T3739] ? security_capable+0xb2/0xd0 [ 494.172219][ T3739] ? ns_capable+0x8a/0xf0 [ 494.176527][ T3739] path_mount+0x60b/0x1050 [ 494.180929][ T3739] __se_sys_mount+0x2d2/0x3c0 [ 494.185586][ T3739] ? __x64_sys_mount+0xd0/0xd0 [ 494.190340][ T3739] __x64_sys_mount+0xbf/0xd0 [ 494.194906][ T3739] do_syscall_64+0x44/0xd0 [ 494.199300][ T3739] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 494.205179][ T3739] RIP: 0033:0x7f211b962c9a [ 494.209581][ T3739] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 494.229163][ T3739] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 494.237559][ T3739] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 494.245511][ T3739] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 494.253461][ T3739] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 494.261410][ T3739] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 494.269357][ T3739] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 494.277310][ T3739] write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 494.285321][ T3741] loop1: detected capacity change from 0 to 16 [ 494.297609][ T3741] FAULT_INJECTION: forcing a failure. [ 494.297609][ T3741] name failslab, interval 1, probability 0, space 0, times 0 [ 494.312395][ T3745] loop4: detected capacity change from 0 to 16 [ 494.321608][ T3741] CPU: 0 PID: 3741 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 494.332382][ T3741] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 494.342442][ T3741] Call Trace: [ 494.345734][ T3741] [ 494.348671][ T3741] dump_stack_lvl+0x151/0x1b7 [ 494.353361][ T3741] ? bfq_pos_tree_add_move+0x43e/0x43e [ 494.358832][ T3741] ? get_tree_bdev+0x417/0x640 [ 494.363700][ T3741] ? vfs_get_tree+0x88/0x290 [ 494.368306][ T3741] ? do_new_mount+0x289/0xad0 [ 494.372998][ T3741] ? path_mount+0x60b/0x1050 [ 494.377605][ T3741] ? __x64_sys_mount+0xbf/0xd0 [ 494.382383][ T3741] ? do_syscall_64+0x44/0xd0 [ 494.386990][ T3741] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 494.393080][ T3741] dump_stack+0x15/0x17 [ 494.397258][ T3741] should_fail+0x3c0/0x510 [ 494.401690][ T3741] ? kvasprintf_const+0x139/0x180 [ 494.406729][ T3741] __should_failslab+0x9f/0xe0 [ 494.411503][ T3741] should_failslab+0x9/0x20 [ 494.416021][ T3741] __kmalloc_track_caller+0x6c/0x350 [ 494.421323][ T3741] kstrdup_const+0x55/0x90 [ 494.425751][ T3741] kvasprintf_const+0x139/0x180 [ 494.430616][ T3741] kobject_set_name_vargs+0x61/0x120 [ 494.435907][ T3741] kobject_init_and_add+0xdb/0x190 [ 494.441022][ T3741] ? __kasan_check_write+0x14/0x20 [ 494.446146][ T3741] ? kobject_add+0x210/0x210 [ 494.450745][ T3741] ? inode_init_always+0x760/0x9b0 [ 494.455866][ T3741] ? _raw_spin_unlock+0x4d/0x70 [ 494.460733][ T3741] ? _raw_spin_unlock+0x4d/0x70 [ 494.465600][ T3741] erofs_register_sysfs+0xd1/0x130 [ 494.470810][ T3741] erofs_fc_fill_super+0x95c/0x1180 [ 494.476020][ T3741] get_tree_bdev+0x417/0x640 [ 494.480622][ T3741] ? erofs_release_device_info+0x90/0x90 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 494.486274][ T3741] erofs_fc_get_tree+0x1c/0x20 [ 494.491051][ T3741] vfs_get_tree+0x88/0x290 [ 494.495479][ T3741] do_new_mount+0x289/0xad0 [ 494.500003][ T3741] ? do_move_mount_old+0x160/0x160 [ 494.505129][ T3741] ? security_capable+0xb2/0xd0 [ 494.509992][ T3741] ? ns_capable+0x8a/0xf0 [ 494.514353][ T3741] path_mount+0x60b/0x1050 [ 494.518782][ T3741] __se_sys_mount+0x2d2/0x3c0 [ 494.523471][ T3741] ? __x64_sys_mount+0xd0/0xd0 [ 494.528248][ T3741] __x64_sys_mount+0xbf/0xd0 [ 494.532851][ T3741] do_syscall_64+0x44/0xd0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 494.537283][ T3741] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 494.543191][ T3741] RIP: 0033:0x7f211b962c9a [ 494.547613][ T3741] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 494.567224][ T3741] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 494.575644][ T3741] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 494.583625][ T3741] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 494.591608][ T3741] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 494.599584][ T3741] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 494.607562][ T3741] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 494.615537][ T3741] [ 494.623236][ T3745] FAULT_INJECTION: forcing a failure. [ 494.623236][ T3745] name failslab, interval 1, probability 0, space 0, times 0 [ 494.637909][ T3747] loop0: detected capacity change from 0 to 16 [ 494.648183][ T3754] loop5: detected capacity change from 0 to 16 [ 494.652596][ T3751] loop3: detected capacity change from 0 to 16 [ 494.655117][ T3755] loop2: detected capacity change from 0 to 16 [ 494.667791][ T3745] CPU: 0 PID: 3745 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 494.678748][ T3745] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 494.688811][ T3745] Call Trace: [ 494.692097][ T3745] [ 494.695036][ T3745] dump_stack_lvl+0x151/0x1b7 [ 494.699735][ T3745] ? bfq_pos_tree_add_move+0x43e/0x43e [ 494.704625][ T3751] FAULT_INJECTION: forcing a failure. [ 494.704625][ T3751] name failslab, interval 1, probability 0, space 0, times 0 [ 494.705200][ T3745] ? _raw_spin_lock+0xa3/0x1b0 [ 494.722620][ T3745] dump_stack+0x15/0x17 [ 494.726793][ T3745] should_fail+0x3c0/0x510 [ 494.731227][ T3745] __should_failslab+0x9f/0xe0 [ 494.736003][ T3745] should_failslab+0x9/0x20 [ 494.740521][ T3745] kmem_cache_alloc+0x4f/0x2f0 [ 494.745308][ T3745] ? erofs_alloc_inode+0x1b/0x50 [ 494.750255][ T3745] ? __kasan_check_write+0x14/0x20 [ 494.755380][ T3745] ? _erofs_info+0x190/0x190 [ 494.759987][ T3745] erofs_alloc_inode+0x1b/0x50 [ 494.764760][ T3745] ? _erofs_info+0x190/0x190 [ 494.769355][ T3745] new_inode_pseudo+0x64/0x220 [ 494.774133][ T3745] new_inode+0x28/0x1c0 [ 494.778401][ T3745] ? _raw_spin_unlock+0x4d/0x70 [ 494.783276][ T3745] ? erofs_shrinker_register+0xfb/0x110 [ 494.788838][ T3745] erofs_fc_fill_super+0x867/0x1180 [ 494.794137][ T3745] get_tree_bdev+0x417/0x640 [ 494.798737][ T3745] ? erofs_release_device_info+0x90/0x90 [ 494.804392][ T3745] erofs_fc_get_tree+0x1c/0x20 [ 494.809168][ T3745] vfs_get_tree+0x88/0x290 [ 494.813596][ T3745] do_new_mount+0x289/0xad0 [ 494.818118][ T3745] ? do_move_mount_old+0x160/0x160 [ 494.823375][ T3745] ? security_capable+0xb2/0xd0 [ 494.828232][ T3745] ? ns_capable+0x8a/0xf0 [ 494.832568][ T3745] path_mount+0x60b/0x1050 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 494.837004][ T3745] __se_sys_mount+0x2d2/0x3c0 [ 494.841688][ T3745] ? __x64_sys_mount+0xd0/0xd0 [ 494.846468][ T3745] __x64_sys_mount+0xbf/0xd0 [ 494.851069][ T3745] do_syscall_64+0x44/0xd0 [ 494.855491][ T3745] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 494.861562][ T3745] RIP: 0033:0x7f211b962c9a [ 494.865990][ T3745] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 494.885684][ T3745] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 494.894095][ T3745] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 494.902068][ T3745] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 494.910151][ T3745] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 494.918128][ T3745] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 494.926104][ T3745] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 494.934169][ T3745] [ 494.937615][ T3751] CPU: 1 PID: 3751 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 494.940101][ T3747] FAULT_INJECTION: forcing a failure. [ 494.940101][ T3747] name failslab, interval 1, probability 0, space 0, times 0 [ 494.948376][ T3751] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 494.948389][ T3751] Call Trace: [ 494.948394][ T3751] [ 494.948400][ T3751] dump_stack_lvl+0x151/0x1b7 [ 494.948419][ T3751] ? bfq_pos_tree_add_move+0x43e/0x43e [ 494.948436][ T3751] dump_stack+0x15/0x17 [ 494.948450][ T3751] should_fail+0x3c0/0x510 [ 494.948468][ T3751] __should_failslab+0x9f/0xe0 [ 494.948490][ T3751] should_failslab+0x9/0x20 [ 494.948505][ T3751] kmem_cache_alloc+0x4f/0x2f0 [ 495.010333][ T3751] ? __kernfs_new_node+0xdb/0x6e0 [ 495.015361][ T3751] __kernfs_new_node+0xdb/0x6e0 [ 495.020195][ T3751] ? erofs_fc_get_tree+0x1c/0x20 [ 495.025226][ T3751] ? vfs_get_tree+0x88/0x290 [ 495.029829][ T3751] ? do_new_mount+0x289/0xad0 [ 495.034514][ T3751] ? path_mount+0x60b/0x1050 [ 495.039093][ T3751] ? __se_sys_mount+0x2d2/0x3c0 [ 495.044031][ T3751] ? kernfs_new_node+0x170/0x170 [ 495.048958][ T3751] kernfs_create_dir_ns+0x9b/0x230 [ 495.054072][ T3751] sysfs_create_dir_ns+0x181/0x390 [ 495.059192][ T3751] ? sysfs_warn_dup+0xa0/0xa0 [ 495.063887][ T3751] ? memcpy+0x56/0x70 [ 495.067876][ T3751] kobject_add_internal+0x766/0xda0 [ 495.073064][ T3751] kobject_init_and_add+0x123/0x190 [ 495.078251][ T3751] ? __kasan_check_write+0x14/0x20 [ 495.083351][ T3751] ? kobject_add+0x210/0x210 [ 495.087924][ T3751] ? inode_init_always+0x760/0x9b0 [ 495.093111][ T3751] ? _raw_spin_unlock+0x4d/0x70 [ 495.098394][ T3751] ? _raw_spin_unlock+0x4d/0x70 [ 495.103343][ T3751] erofs_register_sysfs+0xd1/0x130 [ 495.108464][ T3751] erofs_fc_fill_super+0x95c/0x1180 [ 495.113650][ T3751] get_tree_bdev+0x417/0x640 [ 495.118318][ T3751] ? erofs_release_device_info+0x90/0x90 [ 495.123953][ T3751] erofs_fc_get_tree+0x1c/0x20 [ 495.128920][ T3751] vfs_get_tree+0x88/0x290 [ 495.133344][ T3751] do_new_mount+0x289/0xad0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 495.137843][ T3751] ? do_move_mount_old+0x160/0x160 [ 495.142956][ T3751] ? security_capable+0xb2/0xd0 [ 495.145360][ T3755] erofs: (device loop2): mounted with root inode @ nid 36. [ 495.147803][ T3751] ? ns_capable+0x8a/0xf0 [ 495.147825][ T3751] path_mount+0x60b/0x1050 [ 495.155165][ T3754] FAULT_INJECTION: forcing a failure. [ 495.155165][ T3754] name failslab, interval 1, probability 0, space 0, times 0 [ 495.159344][ T3751] __se_sys_mount+0x2d2/0x3c0 [ 495.177232][ T3755] FAULT_INJECTION: forcing a failure. [ 495.177232][ T3755] name failslab, interval 1, probability 0, space 0, times 0 [ 495.180933][ T3751] ? __x64_sys_mount+0xd0/0xd0 [ 495.180959][ T3751] __x64_sys_mount+0xbf/0xd0 [ 495.202801][ T3751] do_syscall_64+0x44/0xd0 [ 495.207208][ T3751] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 495.213089][ T3751] RIP: 0033:0x7f211b962c9a [ 495.217490][ T3751] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 495.237081][ T3751] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 495.245481][ T3751] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 495.253442][ T3751] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 495.261399][ T3751] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 495.269359][ T3751] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 495.277316][ T3751] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 495.285276][ T3751] [ 495.288283][ T3747] CPU: 0 PID: 3747 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 495.299041][ T3747] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 495.309359][ T3747] Call Trace: [ 495.312649][ T3747] [ 495.315579][ T3747] dump_stack_lvl+0x151/0x1b7 [ 495.320265][ T3747] ? bfq_pos_tree_add_move+0x43e/0x43e [ 495.325825][ T3747] dump_stack+0x15/0x17 [ 495.329989][ T3747] should_fail+0x3c0/0x510 [ 495.334417][ T3747] __should_failslab+0x9f/0xe0 [ 495.339201][ T3747] should_failslab+0x9/0x20 [ 495.343766][ T3747] kmem_cache_alloc+0x4f/0x2f0 [ 495.348534][ T3747] ? from_kuid_munged+0x7b0/0x7b0 [ 495.353566][ T3747] ? security_inode_alloc+0x29/0x140 [ 495.358871][ T3747] security_inode_alloc+0x29/0x140 [ 495.363991][ T3747] inode_init_always+0x749/0x9b0 [ 495.368950][ T3747] ? _erofs_info+0x190/0x190 [ 495.373548][ T3747] new_inode_pseudo+0x93/0x220 [ 495.378321][ T3747] new_inode+0x28/0x1c0 [ 495.382575][ T3747] ? _raw_spin_unlock+0x4d/0x70 [ 495.387439][ T3747] ? erofs_shrinker_register+0xfb/0x110 [ 495.392997][ T3747] erofs_fc_fill_super+0x867/0x1180 [ 495.398298][ T3747] get_tree_bdev+0x417/0x640 [ 495.402894][ T3747] ? erofs_release_device_info+0x90/0x90 [ 495.408541][ T3747] erofs_fc_get_tree+0x1c/0x20 [ 495.413309][ T3747] vfs_get_tree+0x88/0x290 [ 495.417742][ T3747] do_new_mount+0x289/0xad0 [ 495.422381][ T3747] ? do_move_mount_old+0x160/0x160 [ 495.427603][ T3747] ? security_capable+0xb2/0xd0 [ 495.431413][ T3751] kobject_add_internal failed for loop3 (error: -12 parent: erofs) [ 495.432462][ T3747] ? ns_capable+0x8a/0xf0 [ 495.444737][ T3747] path_mount+0x60b/0x1050 [ 495.449162][ T3747] __se_sys_mount+0x2d2/0x3c0 [ 495.453836][ T3747] ? __x64_sys_mount+0xd0/0xd0 [ 495.458591][ T3747] __x64_sys_mount+0xbf/0xd0 [ 495.463174][ T3747] do_syscall_64+0x44/0xd0 [ 495.467659][ T3747] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 495.473534][ T3747] RIP: 0033:0x7f211b962c9a [ 495.477933][ T3747] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 495.497539][ T3747] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 495.506032][ T3747] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 495.514158][ T3747] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 495.522112][ T3747] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 495.530090][ T3747] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 495.538061][ T3747] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 495.546026][ T3747] [ 495.560823][ T3755] CPU: 1 PID: 3755 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 495.571619][ T3755] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 495.581670][ T3755] Call Trace: [ 495.584946][ T3755] [ 495.587884][ T3755] dump_stack_lvl+0x151/0x1b7 [ 495.592554][ T3755] ? bfq_pos_tree_add_move+0x43e/0x43e [ 495.598008][ T3755] ? preempt_schedule_irq+0xef/0x140 [ 495.603279][ T3755] ? avc_has_perm+0x16d/0x260 [ 495.607962][ T3755] dump_stack+0x15/0x17 [ 495.612132][ T3755] should_fail+0x3c0/0x510 [ 495.616562][ T3755] __should_failslab+0x9f/0xe0 [ 495.621334][ T3755] should_failslab+0x9/0x20 [ 495.625850][ T3755] kmem_cache_alloc+0x4f/0x2f0 [ 495.630611][ T3755] ? alloc_vfsmnt+0x27/0x4a0 [ 495.635197][ T3755] alloc_vfsmnt+0x27/0x4a0 [ 495.639610][ T3755] vfs_create_mount+0x84/0x4c0 [ 495.644386][ T3755] ? __kasan_check_write+0x14/0x20 [ 495.649516][ T3755] do_new_mount+0x3b4/0xad0 [ 495.654041][ T3755] ? do_move_mount_old+0x160/0x160 [ 495.659167][ T3755] ? security_capable+0xb2/0xd0 [ 495.664031][ T3755] ? ns_capable+0x8a/0xf0 [ 495.668369][ T3755] path_mount+0x60b/0x1050 [ 495.672796][ T3755] __se_sys_mount+0x2d2/0x3c0 [ 495.677486][ T3755] ? __x64_sys_mount+0xd0/0xd0 [ 495.682266][ T3755] __x64_sys_mount+0xbf/0xd0 [ 495.686871][ T3755] do_syscall_64+0x44/0xd0 [ 495.691299][ T3755] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 495.697199][ T3755] RIP: 0033:0x7f211b962c9a [ 495.701708][ T3755] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 495.721401][ T3755] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 495.729823][ T3755] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 495.737808][ T3755] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 495.745792][ T3755] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 495.753770][ T3755] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 495.761745][ T3755] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 495.769725][ T3755] [ 495.784108][ T3741] kobject: can not set name properly! [ 495.790824][ T3754] CPU: 0 PID: 3754 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 495.801625][ T3754] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 495.811662][ T3754] Call Trace: [ 495.814934][ T3754] [ 495.817866][ T3754] dump_stack_lvl+0x151/0x1b7 [ 495.822533][ T3754] ? bfq_pos_tree_add_move+0x43e/0x43e [ 495.827989][ T3754] ? get_tree_bdev+0x417/0x640 [ 495.832741][ T3754] ? vfs_get_tree+0x88/0x290 [ 495.837316][ T3754] ? do_new_mount+0x289/0xad0 [ 495.841976][ T3754] ? path_mount+0x60b/0x1050 [ 495.846551][ T3754] ? __x64_sys_mount+0xbf/0xd0 [ 495.851307][ T3754] ? do_syscall_64+0x44/0xd0 [ 495.855877][ T3754] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 495.861934][ T3754] dump_stack+0x15/0x17 [ 495.866120][ T3754] should_fail+0x3c0/0x510 [ 495.870535][ T3754] ? kvasprintf_const+0x139/0x180 [ 495.875537][ T3754] __should_failslab+0x9f/0xe0 [ 495.880281][ T3754] should_failslab+0x9/0x20 [ 495.884770][ T3754] __kmalloc_track_caller+0x6c/0x350 [ 495.890032][ T3754] kstrdup_const+0x55/0x90 [ 495.894458][ T3754] kvasprintf_const+0x139/0x180 [ 495.899289][ T3754] kobject_set_name_vargs+0x61/0x120 [ 495.904550][ T3754] kobject_init_and_add+0xdb/0x190 [ 495.909651][ T3754] ? __kasan_check_write+0x14/0x20 [ 495.914756][ T3754] ? kobject_add+0x210/0x210 [ 495.919322][ T3754] ? inode_init_always+0x760/0x9b0 [ 495.924413][ T3754] ? _raw_spin_unlock+0x4d/0x70 [ 495.929247][ T3754] ? _raw_spin_unlock+0x4d/0x70 [ 495.934177][ T3754] erofs_register_sysfs+0xd1/0x130 [ 495.939264][ T3754] erofs_fc_fill_super+0x95c/0x1180 [ 495.944440][ T3754] get_tree_bdev+0x417/0x640 [ 495.949008][ T3754] ? erofs_release_device_info+0x90/0x90 [ 495.954618][ T3754] erofs_fc_get_tree+0x1c/0x20 [ 495.959357][ T3754] vfs_get_tree+0x88/0x290 [ 495.963750][ T3754] do_new_mount+0x289/0xad0 [ 495.968230][ T3754] ? do_move_mount_old+0x160/0x160 [ 495.973407][ T3754] ? security_capable+0xb2/0xd0 [ 495.978245][ T3754] ? ns_capable+0x8a/0xf0 [ 495.982567][ T3754] path_mount+0x60b/0x1050 [ 495.986969][ T3754] __se_sys_mount+0x2d2/0x3c0 [ 495.991640][ T3754] ? __x64_sys_mount+0xd0/0xd0 [ 495.996382][ T3754] __x64_sys_mount+0xbf/0xd0 [ 496.000953][ T3754] do_syscall_64+0x44/0xd0 [ 496.005346][ T3754] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 496.011222][ T3754] RIP: 0033:0x7f211b962c9a [ 496.015615][ T3754] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 496.035204][ T3754] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 496.043605][ T3754] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 496.051567][ T3754] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 496.059516][ T3754] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 496.067463][ T3754] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 496.075416][ T3754] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 496.083374][ T3754] [ 496.086803][ T3754] kobject: can not set name properly! [ 496.097566][ T3758] loop3: detected capacity change from 0 to 16 [ 496.104874][ T3758] FAULT_INJECTION: forcing a failure. [ 496.104874][ T3758] name failslab, interval 1, probability 0, space 0, times 0 [ 496.107748][ T3759] loop4: detected capacity change from 0 to 16 [ 496.117822][ T3758] CPU: 0 PID: 3758 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 496.124375][ T3759] FAULT_INJECTION: forcing a failure. [ 496.124375][ T3759] name failslab, interval 1, probability 0, space 0, times 0 [ 496.134457][ T3758] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 496.134469][ T3758] Call Trace: [ 496.134474][ T3758] [ 496.134480][ T3758] dump_stack_lvl+0x151/0x1b7 [ 496.134502][ T3758] ? bfq_pos_tree_add_move+0x43e/0x43e [ 496.134517][ T3758] ? get_tree_bdev+0x417/0x640 [ 496.134533][ T3758] ? vfs_get_tree+0x88/0x290 [ 496.134547][ T3758] ? do_new_mount+0x289/0xad0 [ 496.134564][ T3758] ? path_mount+0x60b/0x1050 [ 496.134581][ T3758] ? __x64_sys_mount+0xbf/0xd0 [ 496.134597][ T3758] ? do_syscall_64+0x44/0xd0 [ 496.201723][ T3758] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 496.207799][ T3758] dump_stack+0x15/0x17 [ 496.211941][ T3758] should_fail+0x3c0/0x510 [ 496.216342][ T3758] ? kvasprintf_const+0x139/0x180 [ 496.221356][ T3758] __should_failslab+0x9f/0xe0 [ 496.226107][ T3758] should_failslab+0x9/0x20 [ 496.230595][ T3758] __kmalloc_track_caller+0x6c/0x350 [ 496.235875][ T3758] kstrdup_const+0x55/0x90 [ 496.240290][ T3758] kvasprintf_const+0x139/0x180 [ 496.245130][ T3758] kobject_set_name_vargs+0x61/0x120 [ 496.250408][ T3758] kobject_init_and_add+0xdb/0x190 [ 496.255591][ T3758] ? __kasan_check_write+0x14/0x20 [ 496.260688][ T3758] ? kobject_add+0x210/0x210 [ 496.265260][ T3758] ? inode_init_always+0x760/0x9b0 [ 496.270354][ T3758] ? _raw_spin_unlock+0x4d/0x70 [ 496.275192][ T3758] ? _raw_spin_unlock+0x4d/0x70 [ 496.280035][ T3758] erofs_register_sysfs+0xd1/0x130 [ 496.285145][ T3758] erofs_fc_fill_super+0x95c/0x1180 [ 496.290414][ T3758] get_tree_bdev+0x417/0x640 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 496.295073][ T3758] ? erofs_release_device_info+0x90/0x90 [ 496.300691][ T3758] erofs_fc_get_tree+0x1c/0x20 [ 496.305438][ T3758] vfs_get_tree+0x88/0x290 [ 496.309842][ T3758] do_new_mount+0x289/0xad0 [ 496.314341][ T3758] ? do_move_mount_old+0x160/0x160 [ 496.319446][ T3758] ? security_capable+0xb2/0xd0 [ 496.324372][ T3758] ? ns_capable+0x8a/0xf0 [ 496.328687][ T3758] path_mount+0x60b/0x1050 [ 496.333181][ T3758] __se_sys_mount+0x2d2/0x3c0 [ 496.337855][ T3758] ? __x64_sys_mount+0xd0/0xd0 [ 496.342603][ T3758] __x64_sys_mount+0xbf/0xd0 [ 496.347184][ T3758] do_syscall_64+0x44/0xd0 [ 496.351584][ T3758] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 496.357472][ T3758] RIP: 0033:0x7f211b962c9a [ 496.361882][ T3758] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 496.381650][ T3758] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 496.390048][ T3758] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 496.398090][ T3758] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 496.406051][ T3758] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 496.414012][ T3758] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 496.422236][ T3758] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 496.430212][ T3758] [ 496.433318][ T3759] CPU: 1 PID: 3759 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 496.434973][ T3758] kobject: can not set name properly! [ 496.444295][ T3759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 496.444310][ T3759] Call Trace: [ 496.444316][ T3759] [ 496.444321][ T3759] dump_stack_lvl+0x151/0x1b7 [ 496.453071][ T3761] loop0: detected capacity change from 0 to 16 [ 496.459848][ T3759] ? bfq_pos_tree_add_move+0x43e/0x43e [ 496.459872][ T3759] ? get_tree_bdev+0x417/0x640 [ 496.459886][ T3759] ? vfs_get_tree+0x88/0x290 [ 496.459899][ T3759] ? do_new_mount+0x289/0xad0 [ 496.463933][ T3761] FAULT_INJECTION: forcing a failure. [ 496.463933][ T3761] name failslab, interval 1, probability 0, space 0, times 0 [ 496.466084][ T3759] ? path_mount+0x60b/0x1050 [ 496.466106][ T3759] ? __x64_sys_mount+0xbf/0xd0 [ 496.466121][ T3759] ? do_syscall_64+0x44/0xd0 [ 496.466137][ T3759] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 496.528780][ T3759] dump_stack+0x15/0x17 [ 496.532934][ T3759] should_fail+0x3c0/0x510 [ 496.537351][ T3759] ? kvasprintf_const+0x139/0x180 [ 496.542383][ T3759] __should_failslab+0x9f/0xe0 [ 496.547149][ T3759] should_failslab+0x9/0x20 [ 496.551643][ T3759] __kmalloc_track_caller+0x6c/0x350 [ 496.556922][ T3759] kstrdup_const+0x55/0x90 [ 496.561336][ T3759] kvasprintf_const+0x139/0x180 [ 496.566207][ T3759] kobject_set_name_vargs+0x61/0x120 [ 496.571483][ T3759] kobject_init_and_add+0xdb/0x190 [ 496.576581][ T3759] ? __kasan_check_write+0x14/0x20 [ 496.581683][ T3759] ? kobject_add+0x210/0x210 [ 496.586350][ T3759] ? inode_init_always+0x760/0x9b0 [ 496.591446][ T3759] ? _raw_spin_unlock+0x4d/0x70 [ 496.596290][ T3759] ? _raw_spin_unlock+0x4d/0x70 [ 496.601127][ T3759] erofs_register_sysfs+0xd1/0x130 [ 496.606225][ T3759] erofs_fc_fill_super+0x95c/0x1180 [ 496.611410][ T3759] get_tree_bdev+0x417/0x640 [ 496.615982][ T3759] ? erofs_release_device_info+0x90/0x90 [ 496.621598][ T3759] erofs_fc_get_tree+0x1c/0x20 [ 496.626431][ T3759] vfs_get_tree+0x88/0x290 [ 496.630836][ T3759] do_new_mount+0x289/0xad0 [ 496.635324][ T3759] ? do_move_mount_old+0x160/0x160 [ 496.640431][ T3759] ? security_capable+0xb2/0xd0 [ 496.645286][ T3759] ? ns_capable+0x8a/0xf0 [ 496.649638][ T3759] path_mount+0x60b/0x1050 [ 496.654049][ T3759] __se_sys_mount+0x2d2/0x3c0 [ 496.658713][ T3759] ? __x64_sys_mount+0xd0/0xd0 [ 496.663546][ T3759] __x64_sys_mount+0xbf/0xd0 [ 496.668118][ T3759] do_syscall_64+0x44/0xd0 [ 496.672513][ T3759] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 496.678403][ T3759] RIP: 0033:0x7f211b962c9a [ 496.682799][ T3759] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 496.702392][ T3759] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 496.710807][ T3759] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 496.718767][ T3759] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 496.726722][ T3759] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 496.734674][ T3759] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 496.742626][ T3759] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 496.750581][ T3759] [ 496.756096][ T3759] kobject: can not set name properly! [ 496.762257][ T3761] CPU: 0 PID: 3761 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 496.764424][ T3764] loop2: detected capacity change from 0 to 16 [ 496.773028][ T3761] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 496.773042][ T3761] Call Trace: [ 496.773047][ T3761] [ 496.773052][ T3761] dump_stack_lvl+0x151/0x1b7 [ 496.773074][ T3761] ? bfq_pos_tree_add_move+0x43e/0x43e [ 496.773090][ T3761] ? get_tree_bdev+0x417/0x640 [ 496.779982][ T3764] FAULT_INJECTION: forcing a failure. [ 496.779982][ T3764] name failslab, interval 1, probability 0, space 0, times 0 [ 496.789254][ T3761] ? vfs_get_tree+0x88/0x290 [ 496.789275][ T3761] ? do_new_mount+0x289/0xad0 [ 496.789291][ T3761] ? path_mount+0x60b/0x1050 [ 496.789307][ T3761] ? __x64_sys_mount+0xbf/0xd0 [ 496.841356][ T3761] ? do_syscall_64+0x44/0xd0 [ 496.845940][ T3761] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 496.852002][ T3761] dump_stack+0x15/0x17 [ 496.856147][ T3761] should_fail+0x3c0/0x510 [ 496.860554][ T3761] ? kvasprintf_const+0x139/0x180 [ 496.865565][ T3761] __should_failslab+0x9f/0xe0 [ 496.870330][ T3761] should_failslab+0x9/0x20 [ 496.874838][ T3761] __kmalloc_track_caller+0x6c/0x350 [ 496.880121][ T3761] kstrdup_const+0x55/0x90 [ 496.884534][ T3761] kvasprintf_const+0x139/0x180 [ 496.889373][ T3761] kobject_set_name_vargs+0x61/0x120 [ 496.894645][ T3761] kobject_init_and_add+0xdb/0x190 [ 496.899761][ T3761] ? __kasan_check_write+0x14/0x20 [ 496.904857][ T3761] ? kobject_add+0x210/0x210 [ 496.909432][ T3761] ? inode_init_always+0x760/0x9b0 [ 496.914530][ T3761] ? _raw_spin_unlock+0x4d/0x70 [ 496.919376][ T3761] ? _raw_spin_unlock+0x4d/0x70 [ 496.924234][ T3761] erofs_register_sysfs+0xd1/0x130 [ 496.929406][ T3761] erofs_fc_fill_super+0x95c/0x1180 [ 496.934604][ T3761] get_tree_bdev+0x417/0x640 [ 496.939183][ T3761] ? erofs_release_device_info+0x90/0x90 [ 496.944802][ T3761] erofs_fc_get_tree+0x1c/0x20 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 496.949552][ T3761] vfs_get_tree+0x88/0x290 [ 496.953952][ T3761] do_new_mount+0x289/0xad0 [ 496.958442][ T3761] ? do_move_mount_old+0x160/0x160 [ 496.963569][ T3761] ? security_capable+0xb2/0xd0 [ 496.968405][ T3761] ? ns_capable+0x8a/0xf0 [ 496.972725][ T3761] path_mount+0x60b/0x1050 [ 496.977142][ T3761] __se_sys_mount+0x2d2/0x3c0 [ 496.981805][ T3761] ? __x64_sys_mount+0xd0/0xd0 [ 496.986556][ T3761] __x64_sys_mount+0xbf/0xd0 [ 496.991134][ T3761] do_syscall_64+0x44/0xd0 [ 496.995537][ T3761] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 497.001417][ T3761] RIP: 0033:0x7f211b962c9a [ 497.005817][ T3761] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 497.025492][ T3761] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 497.033890][ T3761] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 497.041861][ T3761] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 497.049903][ T3761] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 497.057873][ T3761] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 497.065831][ T3761] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 497.073795][ T3761] [ 497.076800][ T3764] CPU: 1 PID: 3764 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 497.078201][ T3761] kobject: can not set name properly! [ 497.087864][ T3764] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 497.087884][ T3764] Call Trace: [ 497.087890][ T3764] [ 497.087896][ T3764] dump_stack_lvl+0x151/0x1b7 [ 497.087920][ T3764] ? bfq_pos_tree_add_move+0x43e/0x43e [ 497.087936][ T3764] dump_stack+0x15/0x17 [ 497.087949][ T3764] should_fail+0x3c0/0x510 [ 497.096532][ T3765] loop3: detected capacity change from 0 to 16 [ 497.103424][ T3764] __should_failslab+0x9f/0xe0 [ 497.103447][ T3764] should_failslab+0x9/0x20 [ 497.107615][ T3765] FAULT_INJECTION: forcing a failure. [ 497.107615][ T3765] name failslab, interval 1, probability 0, space 0, times 0 [ 497.109714][ T3764] kmem_cache_alloc+0x4f/0x2f0 [ 497.109736][ T3764] ? from_kuid_munged+0x7b0/0x7b0 [ 497.166181][ T3764] ? security_inode_alloc+0x29/0x140 [ 497.171462][ T3764] security_inode_alloc+0x29/0x140 [ 497.176558][ T3764] inode_init_always+0x749/0x9b0 [ 497.181491][ T3764] ? _erofs_info+0x190/0x190 [ 497.186067][ T3764] new_inode_pseudo+0x93/0x220 [ 497.190822][ T3764] new_inode+0x28/0x1c0 [ 497.194965][ T3764] ? _raw_spin_unlock+0x4d/0x70 [ 497.199801][ T3764] ? erofs_shrinker_register+0xfb/0x110 [ 497.205701][ T3764] erofs_fc_fill_super+0x867/0x1180 [ 497.210898][ T3764] get_tree_bdev+0x417/0x640 [ 497.215476][ T3764] ? erofs_release_device_info+0x90/0x90 [ 497.221181][ T3764] erofs_fc_get_tree+0x1c/0x20 [ 497.225928][ T3764] vfs_get_tree+0x88/0x290 [ 497.230508][ T3764] do_new_mount+0x289/0xad0 [ 497.235009][ T3764] ? do_move_mount_old+0x160/0x160 [ 497.240104][ T3764] ? security_capable+0xb2/0xd0 [ 497.244970][ T3764] ? ns_capable+0x8a/0xf0 [ 497.249286][ T3764] path_mount+0x60b/0x1050 [ 497.253697][ T3764] __se_sys_mount+0x2d2/0x3c0 [ 497.258579][ T3764] ? __x64_sys_mount+0xd0/0xd0 [ 497.263343][ T3764] __x64_sys_mount+0xbf/0xd0 [ 497.267925][ T3764] do_syscall_64+0x44/0xd0 [ 497.272329][ T3764] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 497.278385][ T3764] RIP: 0033:0x7f211b962c9a [ 497.282784][ T3764] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 497.302370][ T3764] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 497.310764][ T3764] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 497.318729][ T3764] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 497.326773][ T3764] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 497.334727][ T3764] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 497.342762][ T3764] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 497.350718][ T3764] [ 497.354372][ T3765] CPU: 0 PID: 3765 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 497.361442][ T3768] loop1: detected capacity change from 0 to 16 [ 497.365136][ T3765] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 497.365148][ T3765] Call Trace: [ 497.365154][ T3765] [ 497.365158][ T3765] dump_stack_lvl+0x151/0x1b7 [ 497.371832][ T3769] loop5: detected capacity change from 0 to 16 [ 497.381505][ T3765] ? bfq_pos_tree_add_move+0x43e/0x43e [ 497.381528][ T3765] ? get_tree_bdev+0x417/0x640 [ 497.381542][ T3765] ? vfs_get_tree+0x88/0x290 [ 497.381556][ T3765] ? do_new_mount+0x289/0xad0 [ 497.418126][ T3765] ? path_mount+0x60b/0x1050 [ 497.422884][ T3765] ? __x64_sys_mount+0xbf/0xd0 [ 497.427630][ T3765] ? do_syscall_64+0x44/0xd0 [ 497.432214][ T3765] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 497.438265][ T3765] dump_stack+0x15/0x17 [ 497.442401][ T3765] should_fail+0x3c0/0x510 [ 497.447060][ T3765] ? kvasprintf_const+0x139/0x180 [ 497.452065][ T3765] __should_failslab+0x9f/0xe0 [ 497.456807][ T3765] should_failslab+0x9/0x20 [ 497.461289][ T3765] __kmalloc_track_caller+0x6c/0x350 [ 497.466665][ T3765] kstrdup_const+0x55/0x90 [ 497.471183][ T3765] kvasprintf_const+0x139/0x180 [ 497.476036][ T3765] kobject_set_name_vargs+0x61/0x120 [ 497.481306][ T3765] kobject_init_and_add+0xdb/0x190 [ 497.486411][ T3765] ? __kasan_check_write+0x14/0x20 [ 497.491515][ T3765] ? kobject_add+0x210/0x210 [ 497.496211][ T3765] ? inode_init_always+0x760/0x9b0 [ 497.501326][ T3765] ? _raw_spin_unlock+0x4d/0x70 [ 497.506160][ T3765] ? _raw_spin_unlock+0x4d/0x70 [ 497.510993][ T3765] erofs_register_sysfs+0xd1/0x130 [ 497.516083][ T3765] erofs_fc_fill_super+0x95c/0x1180 [ 497.521260][ T3765] get_tree_bdev+0x417/0x640 [ 497.525852][ T3765] ? erofs_release_device_info+0x90/0x90 [ 497.531478][ T3765] erofs_fc_get_tree+0x1c/0x20 [ 497.536259][ T3765] vfs_get_tree+0x88/0x290 [ 497.540658][ T3765] do_new_mount+0x289/0xad0 [ 497.545150][ T3765] ? do_move_mount_old+0x160/0x160 [ 497.550334][ T3765] ? security_capable+0xb2/0xd0 [ 497.555165][ T3765] ? ns_capable+0x8a/0xf0 [ 497.559485][ T3765] path_mount+0x60b/0x1050 [ 497.563970][ T3765] __se_sys_mount+0x2d2/0x3c0 [ 497.568628][ T3765] ? __x64_sys_mount+0xd0/0xd0 [ 497.573382][ T3765] __x64_sys_mount+0xbf/0xd0 [ 497.577954][ T3765] do_syscall_64+0x44/0xd0 [ 497.582353][ T3765] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 497.588226][ T3765] RIP: 0033:0x7f211b962c9a [ 497.592805][ T3765] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 497.612400][ T3765] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 497.620814][ T3765] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 497.628784][ T3765] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 497.636737][ T3765] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 497.644688][ T3765] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 497.652650][ T3765] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 497.660619][ T3765] [ 497.670607][ T3768] FAULT_INJECTION: forcing a failure. [ 497.670607][ T3768] name failslab, interval 1, probability 0, space 0, times 0 [ 497.673915][ T3765] kobject: can not set name properly! [ 497.683303][ T3769] FAULT_INJECTION: forcing a failure. [ 497.683303][ T3769] name failslab, interval 1, probability 0, space 0, times 0 [ 497.690043][ T3768] CPU: 0 PID: 3768 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 497.711329][ T3772] loop0: detected capacity change from 0 to 16 [ 497.711995][ T3768] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 497.718885][ T3772] FAULT_INJECTION: forcing a failure. [ 497.718885][ T3772] name failslab, interval 1, probability 0, space 0, times 0 [ 497.728251][ T3768] Call Trace: [ 497.728258][ T3768] [ 497.728264][ T3768] dump_stack_lvl+0x151/0x1b7 [ 497.728285][ T3768] ? bfq_pos_tree_add_move+0x43e/0x43e [ 497.757282][ T3768] dump_stack+0x15/0x17 [ 497.761435][ T3768] should_fail+0x3c0/0x510 [ 497.765852][ T3768] __should_failslab+0x9f/0xe0 [ 497.770600][ T3768] should_failslab+0x9/0x20 [ 497.775088][ T3768] kmem_cache_alloc+0x4f/0x2f0 [ 497.779841][ T3768] ? from_kuid_munged+0x7b0/0x7b0 [ 497.785119][ T3768] ? security_inode_alloc+0x29/0x140 [ 497.790391][ T3768] security_inode_alloc+0x29/0x140 [ 497.795689][ T3768] inode_init_always+0x749/0x9b0 [ 497.800615][ T3768] ? _erofs_info+0x190/0x190 [ 497.805188][ T3768] new_inode_pseudo+0x93/0x220 [ 497.809935][ T3768] new_inode+0x28/0x1c0 [ 497.814140][ T3768] ? _raw_spin_unlock+0x4d/0x70 [ 497.818986][ T3768] ? erofs_shrinker_register+0xfb/0x110 [ 497.824952][ T3768] erofs_fc_fill_super+0x867/0x1180 [ 497.830402][ T3768] get_tree_bdev+0x417/0x640 [ 497.834978][ T3768] ? erofs_release_device_info+0x90/0x90 [ 497.840803][ T3768] erofs_fc_get_tree+0x1c/0x20 [ 497.845827][ T3768] vfs_get_tree+0x88/0x290 [ 497.850281][ T3768] do_new_mount+0x289/0xad0 [ 497.854786][ T3768] ? do_move_mount_old+0x160/0x160 [ 497.859991][ T3768] ? security_capable+0xb2/0xd0 [ 497.864845][ T3768] ? ns_capable+0x8a/0xf0 [ 497.869168][ T3768] path_mount+0x60b/0x1050 [ 497.873576][ T3768] __se_sys_mount+0x2d2/0x3c0 [ 497.878341][ T3768] ? __x64_sys_mount+0xd0/0xd0 [ 497.883091][ T3768] __x64_sys_mount+0xbf/0xd0 [ 497.887669][ T3768] do_syscall_64+0x44/0xd0 [ 497.892160][ T3768] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 497.898049][ T3768] RIP: 0033:0x7f211b962c9a write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 497.902457][ T3768] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 497.922415][ T3768] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 497.931098][ T3768] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 497.939074][ T3768] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 497.947033][ T3768] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 497.955175][ T3768] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 497.963133][ T3768] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 497.971103][ T3768] [ 497.974200][ T3772] CPU: 1 PID: 3772 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 497.985235][ T3772] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 497.995274][ T3772] Call Trace: [ 497.998534][ T3772] [ 498.001456][ T3772] dump_stack_lvl+0x151/0x1b7 [ 498.006207][ T3772] ? bfq_pos_tree_add_move+0x43e/0x43e [ 498.011649][ T3772] ? get_tree_bdev+0x417/0x640 [ 498.016408][ T3772] ? vfs_get_tree+0x88/0x290 [ 498.021000][ T3772] ? do_new_mount+0x289/0xad0 [ 498.025743][ T3772] ? path_mount+0x60b/0x1050 [ 498.030311][ T3772] ? __x64_sys_mount+0xbf/0xd0 [ 498.035056][ T3772] ? do_syscall_64+0x44/0xd0 [ 498.039714][ T3772] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 498.045766][ T3772] dump_stack+0x15/0x17 [ 498.049987][ T3772] should_fail+0x3c0/0x510 [ 498.054386][ T3772] ? kvasprintf_const+0x139/0x180 [ 498.059391][ T3772] __should_failslab+0x9f/0xe0 [ 498.064140][ T3772] should_failslab+0x9/0x20 [ 498.068635][ T3772] __kmalloc_track_caller+0x6c/0x350 [ 498.073912][ T3772] kstrdup_const+0x55/0x90 [ 498.078312][ T3772] kvasprintf_const+0x139/0x180 [ 498.083230][ T3772] kobject_set_name_vargs+0x61/0x120 [ 498.088593][ T3772] kobject_init_and_add+0xdb/0x190 [ 498.093696][ T3772] ? __kasan_check_write+0x14/0x20 [ 498.098788][ T3772] ? kobject_add+0x210/0x210 [ 498.103355][ T3772] ? inode_init_always+0x760/0x9b0 [ 498.108446][ T3772] ? _raw_spin_unlock+0x4d/0x70 [ 498.113276][ T3772] ? _raw_spin_unlock+0x4d/0x70 [ 498.118108][ T3772] erofs_register_sysfs+0xd1/0x130 [ 498.123288][ T3772] erofs_fc_fill_super+0x95c/0x1180 [ 498.128471][ T3772] get_tree_bdev+0x417/0x640 [ 498.133041][ T3772] ? erofs_release_device_info+0x90/0x90 [ 498.138826][ T3772] erofs_fc_get_tree+0x1c/0x20 [ 498.143571][ T3772] vfs_get_tree+0x88/0x290 [ 498.147971][ T3772] do_new_mount+0x289/0xad0 [ 498.152558][ T3772] ? do_move_mount_old+0x160/0x160 [ 498.157649][ T3772] ? security_capable+0xb2/0xd0 [ 498.162485][ T3772] ? ns_capable+0x8a/0xf0 [ 498.166808][ T3772] path_mount+0x60b/0x1050 [ 498.171262][ T3772] __se_sys_mount+0x2d2/0x3c0 [ 498.175920][ T3772] ? __x64_sys_mount+0xd0/0xd0 [ 498.180681][ T3772] __x64_sys_mount+0xbf/0xd0 [ 498.185271][ T3772] do_syscall_64+0x44/0xd0 [ 498.189666][ T3772] ? irqentry_exit+0x12/0x40 [ 498.194240][ T3772] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 498.200134][ T3772] RIP: 0033:0x7f211b962c9a [ 498.204528][ T3772] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 498.224289][ T3772] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 498.232681][ T3772] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 498.240633][ T3772] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 498.248679][ T3772] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 498.256642][ T3772] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 498.264612][ T3772] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 498.272744][ T3772] [ 498.276215][ T3769] CPU: 0 PID: 3769 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 498.286978][ T3769] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 498.297026][ T3769] Call Trace: [ 498.300288][ T3769] [ 498.303199][ T3769] dump_stack_lvl+0x151/0x1b7 [ 498.307862][ T3769] ? bfq_pos_tree_add_move+0x43e/0x43e [ 498.313298][ T3769] ? get_tree_bdev+0x417/0x640 [ 498.318044][ T3769] ? vfs_get_tree+0x88/0x290 [ 498.322698][ T3769] ? do_new_mount+0x289/0xad0 [ 498.327354][ T3769] ? path_mount+0x60b/0x1050 [ 498.331924][ T3769] ? __x64_sys_mount+0xbf/0xd0 [ 498.336668][ T3769] ? do_syscall_64+0x44/0xd0 [ 498.341237][ T3769] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 498.347320][ T3769] dump_stack+0x15/0x17 [ 498.351456][ T3769] should_fail+0x3c0/0x510 [ 498.355940][ T3769] ? kvasprintf_const+0x139/0x180 [ 498.360944][ T3769] __should_failslab+0x9f/0xe0 [ 498.365688][ T3769] should_failslab+0x9/0x20 [ 498.370171][ T3769] __kmalloc_track_caller+0x6c/0x350 [ 498.375436][ T3769] kstrdup_const+0x55/0x90 [ 498.379842][ T3769] kvasprintf_const+0x139/0x180 [ 498.384759][ T3769] kobject_set_name_vargs+0x61/0x120 [ 498.390110][ T3769] kobject_init_and_add+0xdb/0x190 [ 498.395219][ T3769] ? __kasan_check_write+0x14/0x20 [ 498.400309][ T3769] ? kobject_add+0x210/0x210 [ 498.404881][ T3769] ? inode_init_always+0x760/0x9b0 [ 498.410070][ T3769] ? _raw_spin_unlock+0x4d/0x70 [ 498.414911][ T3769] ? _raw_spin_unlock+0x4d/0x70 [ 498.419756][ T3769] erofs_register_sysfs+0xd1/0x130 [ 498.424849][ T3769] erofs_fc_fill_super+0x95c/0x1180 [ 498.430029][ T3769] get_tree_bdev+0x417/0x640 [ 498.434618][ T3769] ? erofs_release_device_info+0x90/0x90 [ 498.440503][ T3769] erofs_fc_get_tree+0x1c/0x20 [ 498.445355][ T3769] vfs_get_tree+0x88/0x290 [ 498.449770][ T3769] do_new_mount+0x289/0xad0 [ 498.454267][ T3769] ? do_move_mount_old+0x160/0x160 [ 498.459559][ T3769] ? security_capable+0xb2/0xd0 [ 498.464413][ T3769] ? ns_capable+0x8a/0xf0 [ 498.468743][ T3769] path_mount+0x60b/0x1050 [ 498.473151][ T3769] __se_sys_mount+0x2d2/0x3c0 [ 498.477808][ T3769] ? __x64_sys_mount+0xd0/0xd0 [ 498.482554][ T3769] __x64_sys_mount+0xbf/0xd0 [ 498.487127][ T3769] do_syscall_64+0x44/0xd0 [ 498.491652][ T3769] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 498.497724][ T3769] RIP: 0033:0x7f211b962c9a [ 498.502221][ T3769] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 498.521806][ T3769] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 498.531360][ T3769] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 498.539486][ T3769] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 498.547699][ T3769] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 498.555658][ T3769] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 498.563610][ T3769] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 498.571746][ T3769] [ 498.575642][ T3772] kobject: can not set name properly! [ 498.581183][ T3769] kobject: can not set name properly! [ 498.583122][ T3775] loop4: detected capacity change from 0 to 16 [ 498.589958][ T3777] loop3: detected capacity change from 0 to 16 [ 498.593529][ T3775] FAULT_INJECTION: forcing a failure. [ 498.593529][ T3775] name failslab, interval 1, probability 0, space 0, times 0 [ 498.600240][ T3777] FAULT_INJECTION: forcing a failure. [ 498.600240][ T3777] name failslab, interval 1, probability 0, space 0, times 0 [ 498.613330][ T3775] CPU: 0 PID: 3775 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 498.636492][ T3775] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 498.646634][ T3775] Call Trace: [ 498.649906][ T3775] [ 498.652817][ T3775] dump_stack_lvl+0x151/0x1b7 [ 498.657481][ T3775] ? bfq_pos_tree_add_move+0x43e/0x43e [ 498.662931][ T3775] ? get_tree_bdev+0x417/0x640 [ 498.667686][ T3775] ? vfs_get_tree+0x88/0x290 [ 498.672269][ T3775] ? do_new_mount+0x289/0xad0 [ 498.676927][ T3775] ? path_mount+0x60b/0x1050 [ 498.681521][ T3775] ? __x64_sys_mount+0xbf/0xd0 [ 498.686286][ T3775] ? do_syscall_64+0x44/0xd0 [ 498.690860][ T3775] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 498.696998][ T3775] dump_stack+0x15/0x17 [ 498.701140][ T3775] should_fail+0x3c0/0x510 [ 498.705640][ T3775] ? kvasprintf_const+0x139/0x180 [ 498.710854][ T3775] __should_failslab+0x9f/0xe0 [ 498.715621][ T3775] should_failslab+0x9/0x20 [ 498.720213][ T3775] __kmalloc_track_caller+0x6c/0x350 [ 498.725499][ T3775] kstrdup_const+0x55/0x90 [ 498.729902][ T3775] kvasprintf_const+0x139/0x180 [ 498.734755][ T3775] kobject_set_name_vargs+0x61/0x120 [ 498.740026][ T3775] kobject_init_and_add+0xdb/0x190 [ 498.745124][ T3775] ? __kasan_check_write+0x14/0x20 [ 498.750232][ T3775] ? kobject_add+0x210/0x210 [ 498.754817][ T3775] ? inode_init_always+0x760/0x9b0 [ 498.760091][ T3775] ? _raw_spin_unlock+0x4d/0x70 [ 498.764928][ T3775] ? _raw_spin_unlock+0x4d/0x70 [ 498.769760][ T3775] erofs_register_sysfs+0xd1/0x130 [ 498.774855][ T3775] erofs_fc_fill_super+0x95c/0x1180 [ 498.780036][ T3775] get_tree_bdev+0x417/0x640 [ 498.784603][ T3775] ? erofs_release_device_info+0x90/0x90 [ 498.790214][ T3775] erofs_fc_get_tree+0x1c/0x20 [ 498.794956][ T3775] vfs_get_tree+0x88/0x290 [ 498.799351][ T3775] do_new_mount+0x289/0xad0 [ 498.803852][ T3775] ? do_move_mount_old+0x160/0x160 [ 498.808944][ T3775] ? security_capable+0xb2/0xd0 [ 498.813790][ T3775] ? ns_capable+0x8a/0xf0 [ 498.818102][ T3775] path_mount+0x60b/0x1050 [ 498.822506][ T3775] __se_sys_mount+0x2d2/0x3c0 [ 498.827164][ T3775] ? __x64_sys_mount+0xd0/0xd0 [ 498.831914][ T3775] __x64_sys_mount+0xbf/0xd0 [ 498.836487][ T3775] do_syscall_64+0x44/0xd0 [ 498.840895][ T3775] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 498.846808][ T3775] RIP: 0033:0x7f211b962c9a [ 498.851218][ T3775] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 498.871083][ T3775] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 498.879504][ T3775] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 498.887739][ T3775] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 498.895718][ T3775] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 498.904032][ T3775] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 498.912083][ T3775] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 498.920060][ T3775] [ 498.923456][ T3775] kobject: can not set name properly! [ 498.926662][ T3777] CPU: 1 PID: 3777 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 498.939729][ T3777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 498.950408][ T3777] Call Trace: [ 498.953671][ T3777] [ 498.956759][ T3777] dump_stack_lvl+0x151/0x1b7 [ 498.961418][ T3777] ? bfq_pos_tree_add_move+0x43e/0x43e [ 498.966855][ T3777] dump_stack+0x15/0x17 [ 498.970990][ T3777] should_fail+0x3c0/0x510 [ 498.975385][ T3777] __should_failslab+0x9f/0xe0 [ 498.980127][ T3777] should_failslab+0x9/0x20 [ 498.984611][ T3777] kmem_cache_alloc+0x4f/0x2f0 [ 498.989448][ T3777] ? from_kuid_munged+0x7b0/0x7b0 [ 498.994463][ T3777] ? security_inode_alloc+0x29/0x140 [ 498.999726][ T3777] security_inode_alloc+0x29/0x140 [ 499.004819][ T3777] inode_init_always+0x749/0x9b0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 499.009737][ T3777] ? _erofs_info+0x190/0x190 [ 499.014304][ T3777] new_inode_pseudo+0x93/0x220 [ 499.019049][ T3777] new_inode+0x28/0x1c0 [ 499.023189][ T3777] ? _raw_spin_unlock+0x4d/0x70 [ 499.028016][ T3777] ? erofs_shrinker_register+0xfb/0x110 [ 499.033562][ T3777] erofs_fc_fill_super+0x867/0x1180 [ 499.038857][ T3777] get_tree_bdev+0x417/0x640 [ 499.043676][ T3777] ? erofs_release_device_info+0x90/0x90 [ 499.049305][ T3777] erofs_fc_get_tree+0x1c/0x20 [ 499.054060][ T3777] vfs_get_tree+0x88/0x290 [ 499.058454][ T3777] do_new_mount+0x289/0xad0 [ 499.062936][ T3777] ? do_move_mount_old+0x160/0x160 [ 499.068023][ T3777] ? security_capable+0xb2/0xd0 [ 499.072852][ T3777] ? ns_capable+0x8a/0xf0 [ 499.077158][ T3777] path_mount+0x60b/0x1050 [ 499.081581][ T3777] __se_sys_mount+0x2d2/0x3c0 [ 499.086250][ T3777] ? __x64_sys_mount+0xd0/0xd0 [ 499.090992][ T3777] __x64_sys_mount+0xbf/0xd0 [ 499.095653][ T3777] do_syscall_64+0x44/0xd0 [ 499.100083][ T3777] ? irqentry_exit+0x12/0x40 [ 499.104676][ T3777] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 499.110546][ T3777] RIP: 0033:0x7f211b962c9a [ 499.114952][ T3777] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 499.134535][ T3777] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 499.143137][ T3777] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 499.151088][ T3777] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 499.159049][ T3777] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 499.167017][ T3777] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 499.174990][ T3777] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 499.182945][ T3777] [ 499.192894][ T3780] loop5: detected capacity change from 0 to 16 [ 499.193408][ T3782] loop1: detected capacity change from 0 to 16 [ 499.199787][ T3780] FAULT_INJECTION: forcing a failure. [ 499.199787][ T3780] name failslab, interval 1, probability 0, space 0, times 0 [ 499.207155][ T3782] FAULT_INJECTION: forcing a failure. [ 499.207155][ T3782] name failslab, interval 1, probability 0, space 0, times 0 [ 499.218822][ T3783] loop0: detected capacity change from 0 to 16 [ 499.231398][ T3780] CPU: 0 PID: 3780 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 499.247901][ T3780] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 499.258125][ T3780] Call Trace: [ 499.261405][ T3780] [ 499.264318][ T3780] dump_stack_lvl+0x151/0x1b7 [ 499.268982][ T3780] ? bfq_pos_tree_add_move+0x43e/0x43e [ 499.274448][ T3780] ? get_tree_bdev+0x417/0x640 [ 499.279195][ T3780] ? vfs_get_tree+0x88/0x290 [ 499.283765][ T3780] ? do_new_mount+0x289/0xad0 [ 499.288782][ T3780] ? path_mount+0x60b/0x1050 [ 499.293439][ T3780] ? __x64_sys_mount+0xbf/0xd0 [ 499.298188][ T3780] ? do_syscall_64+0x44/0xd0 [ 499.302778][ T3780] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 499.308829][ T3780] dump_stack+0x15/0x17 [ 499.312964][ T3780] should_fail+0x3c0/0x510 [ 499.317370][ T3780] ? kvasprintf_const+0x139/0x180 [ 499.322462][ T3780] __should_failslab+0x9f/0xe0 [ 499.327386][ T3780] should_failslab+0x9/0x20 [ 499.331869][ T3780] __kmalloc_track_caller+0x6c/0x350 [ 499.337135][ T3780] kstrdup_const+0x55/0x90 [ 499.341542][ T3780] kvasprintf_const+0x139/0x180 [ 499.346371][ T3780] kobject_set_name_vargs+0x61/0x120 [ 499.351681][ T3780] kobject_init_and_add+0xdb/0x190 [ 499.356772][ T3780] ? __kasan_check_write+0x14/0x20 [ 499.361891][ T3780] ? kobject_add+0x210/0x210 [ 499.366457][ T3780] ? inode_init_always+0x760/0x9b0 [ 499.371548][ T3780] ? _raw_spin_unlock+0x4d/0x70 [ 499.376383][ T3780] ? _raw_spin_unlock+0x4d/0x70 [ 499.381302][ T3780] erofs_register_sysfs+0xd1/0x130 [ 499.386393][ T3780] erofs_fc_fill_super+0x95c/0x1180 [ 499.391578][ T3780] get_tree_bdev+0x417/0x640 [ 499.396233][ T3780] ? erofs_release_device_info+0x90/0x90 [ 499.401856][ T3780] erofs_fc_get_tree+0x1c/0x20 [ 499.406621][ T3780] vfs_get_tree+0x88/0x290 [ 499.411041][ T3780] do_new_mount+0x289/0xad0 [ 499.415542][ T3780] ? do_move_mount_old+0x160/0x160 [ 499.420724][ T3780] ? security_capable+0xb2/0xd0 [ 499.425556][ T3780] ? ns_capable+0x8a/0xf0 [ 499.429883][ T3780] path_mount+0x60b/0x1050 [ 499.434280][ T3780] __se_sys_mount+0x2d2/0x3c0 [ 499.438970][ T3780] ? __x64_sys_mount+0xd0/0xd0 [ 499.443720][ T3780] __x64_sys_mount+0xbf/0xd0 [ 499.448290][ T3780] do_syscall_64+0x44/0xd0 [ 499.452689][ T3780] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 499.458677][ T3780] RIP: 0033:0x7f211b962c9a [ 499.463076][ T3780] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 499.483074][ T3780] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 499.491480][ T3780] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 499.499868][ T3780] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 499.507849][ T3780] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 499.515817][ T3780] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 499.523778][ T3780] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 499.531838][ T3780] [ 499.535000][ T3782] CPU: 1 PID: 3782 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 499.542546][ T3785] loop2: detected capacity change from 0 to 16 [ 499.545941][ T3782] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 499.545955][ T3782] Call Trace: [ 499.545961][ T3782] [ 499.545968][ T3782] dump_stack_lvl+0x151/0x1b7 [ 499.545990][ T3782] ? bfq_pos_tree_add_move+0x43e/0x43e [ 499.546005][ T3782] ? get_tree_bdev+0x417/0x640 [ 499.546019][ T3782] ? vfs_get_tree+0x88/0x290 [ 499.555785][ T3783] FAULT_INJECTION: forcing a failure. [ 499.555785][ T3783] name failslab, interval 1, probability 0, space 0, times 0 [ 499.562292][ T3782] ? do_new_mount+0x289/0xad0 [ 499.562319][ T3782] ? path_mount+0x60b/0x1050 [ 499.566432][ T3785] FAULT_INJECTION: forcing a failure. [ 499.566432][ T3785] name failslab, interval 1, probability 0, space 0, times 0 [ 499.568504][ T3782] ? __x64_sys_mount+0xbf/0xd0 [ 499.568529][ T3782] ? do_syscall_64+0x44/0xd0 [ 499.631734][ T3782] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 499.637800][ T3782] dump_stack+0x15/0x17 [ 499.641952][ T3782] should_fail+0x3c0/0x510 [ 499.646359][ T3782] ? kvasprintf_const+0x139/0x180 [ 499.651367][ T3782] __should_failslab+0x9f/0xe0 [ 499.656114][ T3782] should_failslab+0x9/0x20 [ 499.660603][ T3782] __kmalloc_track_caller+0x6c/0x350 [ 499.665879][ T3782] kstrdup_const+0x55/0x90 [ 499.670283][ T3782] kvasprintf_const+0x139/0x180 [ 499.675122][ T3782] kobject_set_name_vargs+0x61/0x120 [ 499.680481][ T3782] kobject_init_and_add+0xdb/0x190 [ 499.685673][ T3782] ? __kasan_check_write+0x14/0x20 [ 499.690769][ T3782] ? kobject_add+0x210/0x210 [ 499.695343][ T3782] ? inode_init_always+0x760/0x9b0 [ 499.700443][ T3782] ? _raw_spin_unlock+0x4d/0x70 [ 499.705280][ T3782] ? _raw_spin_unlock+0x4d/0x70 [ 499.710116][ T3782] erofs_register_sysfs+0xd1/0x130 [ 499.715214][ T3782] erofs_fc_fill_super+0x95c/0x1180 [ 499.720400][ T3782] get_tree_bdev+0x417/0x640 [ 499.724981][ T3782] ? erofs_release_device_info+0x90/0x90 [ 499.730597][ T3782] erofs_fc_get_tree+0x1c/0x20 [ 499.735355][ T3782] vfs_get_tree+0x88/0x290 [ 499.739847][ T3782] do_new_mount+0x289/0xad0 [ 499.744337][ T3782] ? do_move_mount_old+0x160/0x160 [ 499.749432][ T3782] ? security_capable+0xb2/0xd0 [ 499.754269][ T3782] ? ns_capable+0x8a/0xf0 [ 499.758587][ T3782] path_mount+0x60b/0x1050 [ 499.762993][ T3782] __se_sys_mount+0x2d2/0x3c0 [ 499.767658][ T3782] ? __x64_sys_mount+0xd0/0xd0 [ 499.772505][ T3782] ? vfs_mkdir+0x580/0x580 [ 499.776914][ T3782] __x64_sys_mount+0xbf/0xd0 [ 499.781488][ T3782] do_syscall_64+0x44/0xd0 [ 499.785891][ T3782] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 499.791769][ T3782] RIP: 0033:0x7f211b962c9a [ 499.796168][ T3782] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 499.815756][ T3782] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 499.824554][ T3782] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 499.832524][ T3782] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 499.840484][ T3782] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 499.848790][ T3782] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 499.856743][ T3782] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 499.864879][ T3782] [ 499.867886][ T3785] CPU: 0 PID: 3785 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 499.878815][ T3785] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 499.888856][ T3785] Call Trace: [ 499.892241][ T3785] [ 499.895241][ T3785] dump_stack_lvl+0x151/0x1b7 [ 499.899996][ T3785] ? bfq_pos_tree_add_move+0x43e/0x43e [ 499.905439][ T3785] dump_stack+0x15/0x17 [ 499.909574][ T3785] should_fail+0x3c0/0x510 [ 499.914157][ T3785] __should_failslab+0x9f/0xe0 [ 499.918901][ T3785] should_failslab+0x9/0x20 [ 499.923478][ T3785] kmem_cache_alloc+0x4f/0x2f0 [ 499.928309][ T3785] ? from_kuid_munged+0x7b0/0x7b0 [ 499.933312][ T3785] ? security_inode_alloc+0x29/0x140 [ 499.938756][ T3785] security_inode_alloc+0x29/0x140 [ 499.943846][ T3785] inode_init_always+0x749/0x9b0 [ 499.948761][ T3785] ? _erofs_info+0x190/0x190 [ 499.953328][ T3785] new_inode_pseudo+0x93/0x220 [ 499.958070][ T3785] new_inode+0x28/0x1c0 [ 499.962208][ T3785] ? _raw_spin_unlock+0x4d/0x70 [ 499.967039][ T3785] ? erofs_shrinker_register+0xfb/0x110 [ 499.972562][ T3785] erofs_fc_fill_super+0x867/0x1180 [ 499.977825][ T3785] get_tree_bdev+0x417/0x640 [ 499.982566][ T3785] ? erofs_release_device_info+0x90/0x90 [ 499.988178][ T3785] erofs_fc_get_tree+0x1c/0x20 [ 499.992920][ T3785] vfs_get_tree+0x88/0x290 [ 499.997313][ T3785] do_new_mount+0x289/0xad0 [ 500.001795][ T3785] ? do_move_mount_old+0x160/0x160 [ 500.006887][ T3785] ? security_capable+0xb2/0xd0 [ 500.011727][ T3785] ? ns_capable+0x8a/0xf0 [ 500.016130][ T3785] path_mount+0x60b/0x1050 [ 500.020530][ T3785] __se_sys_mount+0x2d2/0x3c0 [ 500.025189][ T3785] ? __x64_sys_mount+0xd0/0xd0 [ 500.029936][ T3785] __x64_sys_mount+0xbf/0xd0 [ 500.034863][ T3785] do_syscall_64+0x44/0xd0 [ 500.039259][ T3785] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 500.045226][ T3785] RIP: 0033:0x7f211b962c9a [ 500.049717][ T3785] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 500.069919][ T3785] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 500.078320][ T3785] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 500.086293][ T3785] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 500.094334][ T3785] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 500.102306][ T3785] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 500.110260][ T3785] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 500.118217][ T3785] [ 500.122495][ T3780] kobject: can not set name properly! [ 500.128496][ T3782] kobject: can not set name properly! [ 500.128728][ T3783] CPU: 1 PID: 3783 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 500.137137][ T3787] loop4: detected capacity change from 0 to 16 [ 500.144810][ T3783] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 500.144822][ T3783] Call Trace: [ 500.144826][ T3783] [ 500.144832][ T3783] dump_stack_lvl+0x151/0x1b7 [ 500.144855][ T3783] ? bfq_pos_tree_add_move+0x43e/0x43e [ 500.144871][ T3783] dump_stack+0x15/0x17 [ 500.144883][ T3783] should_fail+0x3c0/0x510 [ 500.151949][ T3787] FAULT_INJECTION: forcing a failure. [ 500.151949][ T3787] name failslab, interval 1, probability 0, space 0, times 0 [ 500.161235][ T3783] __should_failslab+0x9f/0xe0 [ 500.161259][ T3783] should_failslab+0x9/0x20 [ 500.161272][ T3783] kmem_cache_alloc+0x4f/0x2f0 [ 500.161286][ T3783] ? from_kuid_munged+0x7b0/0x7b0 [ 500.161302][ T3783] ? security_inode_alloc+0x29/0x140 [ 500.223642][ T3783] security_inode_alloc+0x29/0x140 [ 500.228754][ T3783] inode_init_always+0x749/0x9b0 [ 500.233675][ T3783] ? _erofs_info+0x190/0x190 [ 500.238250][ T3783] new_inode_pseudo+0x93/0x220 [ 500.243083][ T3783] new_inode+0x28/0x1c0 [ 500.247252][ T3783] ? _raw_spin_unlock+0x4d/0x70 [ 500.252191][ T3783] ? erofs_shrinker_register+0xfb/0x110 [ 500.257901][ T3783] erofs_fc_fill_super+0x867/0x1180 [ 500.263088][ T3783] get_tree_bdev+0x417/0x640 [ 500.267670][ T3783] ? erofs_release_device_info+0x90/0x90 [ 500.273310][ T3783] erofs_fc_get_tree+0x1c/0x20 [ 500.278082][ T3783] vfs_get_tree+0x88/0x290 [ 500.282495][ T3783] do_new_mount+0x289/0xad0 [ 500.287095][ T3783] ? do_move_mount_old+0x160/0x160 [ 500.292215][ T3783] ? security_capable+0xb2/0xd0 [ 500.297153][ T3783] ? ns_capable+0x8a/0xf0 [ 500.301470][ T3783] path_mount+0x60b/0x1050 [ 500.305880][ T3783] __se_sys_mount+0x2d2/0x3c0 [ 500.310591][ T3783] ? __x64_sys_mount+0xd0/0xd0 [ 500.315359][ T3783] ? vfs_mkdir+0x580/0x580 [ 500.319775][ T3783] __x64_sys_mount+0xbf/0xd0 [ 500.324357][ T3783] do_syscall_64+0x44/0xd0 [ 500.328762][ T3783] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 500.334650][ T3783] RIP: 0033:0x7f211b962c9a [ 500.339055][ T3783] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 500.358650][ T3783] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 500.367146][ T3783] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 500.375110][ T3783] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 500.383068][ T3783] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 500.391025][ T3783] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 500.398983][ T3783] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 500.406950][ T3783] [ 500.412094][ T3787] CPU: 1 PID: 3787 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 500.418359][ T3789] loop3: detected capacity change from 0 to 16 [ 500.422870][ T3787] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 500.422881][ T3787] Call Trace: [ 500.422887][ T3787] [ 500.422893][ T3787] dump_stack_lvl+0x151/0x1b7 [ 500.429898][ T3789] FAULT_INJECTION: forcing a failure. [ 500.429898][ T3789] name failslab, interval 1, probability 0, space 0, times 0 [ 500.439067][ T3787] ? bfq_pos_tree_add_move+0x43e/0x43e [ 500.439093][ T3787] dump_stack+0x15/0x17 [ 500.439107][ T3787] should_fail+0x3c0/0x510 [ 500.439125][ T3787] __should_failslab+0x9f/0xe0 [ 500.482070][ T3787] should_failslab+0x9/0x20 [ 500.486574][ T3787] kmem_cache_alloc+0x4f/0x2f0 [ 500.491356][ T3787] ? from_kuid_munged+0x7b0/0x7b0 [ 500.496382][ T3787] ? security_inode_alloc+0x29/0x140 [ 500.501663][ T3787] security_inode_alloc+0x29/0x140 [ 500.506764][ T3787] inode_init_always+0x749/0x9b0 [ 500.511689][ T3787] ? _erofs_info+0x190/0x190 [ 500.516451][ T3787] new_inode_pseudo+0x93/0x220 [ 500.521215][ T3787] new_inode+0x28/0x1c0 [ 500.525378][ T3787] ? _raw_spin_unlock+0x4d/0x70 [ 500.530222][ T3787] ? erofs_shrinker_register+0xfb/0x110 [ 500.535850][ T3787] erofs_fc_fill_super+0x867/0x1180 [ 500.541057][ T3787] get_tree_bdev+0x417/0x640 [ 500.545645][ T3787] ? erofs_release_device_info+0x90/0x90 [ 500.551272][ T3787] erofs_fc_get_tree+0x1c/0x20 [ 500.556023][ T3787] vfs_get_tree+0x88/0x290 [ 500.560427][ T3787] do_new_mount+0x289/0xad0 [ 500.564918][ T3787] ? do_move_mount_old+0x160/0x160 [ 500.570017][ T3787] ? security_capable+0xb2/0xd0 [ 500.574856][ T3787] ? ns_capable+0x8a/0xf0 [ 500.579177][ T3787] path_mount+0x60b/0x1050 [ 500.583588][ T3787] __se_sys_mount+0x2d2/0x3c0 [ 500.588255][ T3787] ? __x64_sys_mount+0xd0/0xd0 [ 500.593009][ T3787] __x64_sys_mount+0xbf/0xd0 [ 500.597589][ T3787] do_syscall_64+0x44/0xd0 [ 500.601998][ T3787] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 500.607885][ T3787] RIP: 0033:0x7f211b962c9a write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 500.612291][ T3787] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 500.632060][ T3787] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 500.640471][ T3787] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 500.648704][ T3787] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 500.656673][ T3787] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 500.664643][ T3787] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 500.672610][ T3787] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 500.680576][ T3787] [ 500.683791][ T3789] CPU: 1 PID: 3789 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 500.694645][ T3789] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 500.704689][ T3789] Call Trace: [ 500.707952][ T3789] [ 500.710864][ T3789] dump_stack_lvl+0x151/0x1b7 [ 500.715526][ T3789] ? bfq_pos_tree_add_move+0x43e/0x43e [ 500.720963][ T3789] ? get_tree_bdev+0x417/0x640 [ 500.725720][ T3789] ? vfs_get_tree+0x88/0x290 [ 500.730399][ T3789] ? do_new_mount+0x289/0xad0 [ 500.735084][ T3789] ? path_mount+0x60b/0x1050 [ 500.739662][ T3789] ? __x64_sys_mount+0xbf/0xd0 [ 500.744413][ T3789] ? do_syscall_64+0x44/0xd0 [ 500.748987][ T3789] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 500.755039][ T3789] dump_stack+0x15/0x17 [ 500.759174][ T3789] should_fail+0x3c0/0x510 [ 500.763571][ T3789] ? kvasprintf_const+0x139/0x180 [ 500.768578][ T3789] __should_failslab+0x9f/0xe0 [ 500.773322][ T3789] should_failslab+0x9/0x20 [ 500.777808][ T3789] __kmalloc_track_caller+0x6c/0x350 [ 500.783075][ T3789] kstrdup_const+0x55/0x90 [ 500.787483][ T3789] kvasprintf_const+0x139/0x180 [ 500.792319][ T3789] kobject_set_name_vargs+0x61/0x120 [ 500.797586][ T3789] kobject_init_and_add+0xdb/0x190 [ 500.802677][ T3789] ? __kasan_check_write+0x14/0x20 [ 500.807769][ T3789] ? kobject_add+0x210/0x210 [ 500.812339][ T3789] ? inode_init_always+0x760/0x9b0 [ 500.817431][ T3789] ? _raw_spin_unlock+0x4d/0x70 [ 500.822270][ T3789] ? _raw_spin_unlock+0x4d/0x70 [ 500.827101][ T3789] erofs_register_sysfs+0xd1/0x130 [ 500.832198][ T3789] erofs_fc_fill_super+0x95c/0x1180 [ 500.837553][ T3789] get_tree_bdev+0x417/0x640 [ 500.842127][ T3789] ? erofs_release_device_info+0x90/0x90 [ 500.847740][ T3789] erofs_fc_get_tree+0x1c/0x20 [ 500.852493][ T3789] vfs_get_tree+0x88/0x290 [ 500.856888][ T3789] do_new_mount+0x289/0xad0 [ 500.861375][ T3789] ? do_move_mount_old+0x160/0x160 [ 500.866572][ T3789] ? security_capable+0xb2/0xd0 [ 500.871405][ T3789] ? ns_capable+0x8a/0xf0 [ 500.875718][ T3789] path_mount+0x60b/0x1050 [ 500.880118][ T3789] __se_sys_mount+0x2d2/0x3c0 [ 500.884778][ T3789] ? __x64_sys_mount+0xd0/0xd0 [ 500.889537][ T3789] __x64_sys_mount+0xbf/0xd0 [ 500.894131][ T3789] do_syscall_64+0x44/0xd0 [ 500.898538][ T3789] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 500.904424][ T3789] RIP: 0033:0x7f211b962c9a [ 500.908831][ T3789] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 500.928506][ T3789] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 500.937344][ T3789] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 500.945408][ T3789] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 500.953378][ T3789] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 500.961348][ T3789] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 500.969326][ T3789] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 500.977299][ T3789] [ 500.980532][ T3789] kobject: can not set name properly! [ 501.028041][ T3791] loop5: detected capacity change from 0 to 16 [ 501.032753][ T3794] loop4: detected capacity change from 0 to 16 [ 501.036173][ T3796] loop2: detected capacity change from 0 to 16 [ 501.041243][ T3794] FAULT_INJECTION: forcing a failure. [ 501.041243][ T3794] name failslab, interval 1, probability 0, space 0, times 0 [ 501.046612][ T3791] FAULT_INJECTION: forcing a failure. [ 501.046612][ T3791] name failslab, interval 1, probability 0, space 0, times 0 [ 501.059230][ T3794] CPU: 0 PID: 3794 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 501.072581][ T3797] loop0: detected capacity change from 0 to 16 [ 501.082424][ T3794] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 501.082435][ T3794] Call Trace: [ 501.082440][ T3794] [ 501.082445][ T3794] dump_stack_lvl+0x151/0x1b7 [ 501.109613][ T3794] ? bfq_pos_tree_add_move+0x43e/0x43e [ 501.115083][ T3794] dump_stack+0x15/0x17 [ 501.119227][ T3794] should_fail+0x3c0/0x510 [ 501.123636][ T3794] __should_failslab+0x9f/0xe0 [ 501.128398][ T3794] should_failslab+0x9/0x20 [ 501.132910][ T3794] kmem_cache_alloc+0x4f/0x2f0 [ 501.137671][ T3794] ? from_kuid_munged+0x7b0/0x7b0 [ 501.142708][ T3794] ? security_inode_alloc+0x29/0x140 [ 501.147980][ T3794] security_inode_alloc+0x29/0x140 [ 501.153077][ T3794] inode_init_always+0x749/0x9b0 [ 501.158010][ T3794] ? _erofs_info+0x190/0x190 [ 501.162586][ T3794] new_inode_pseudo+0x93/0x220 [ 501.167336][ T3794] new_inode+0x28/0x1c0 [ 501.171563][ T3794] ? _raw_spin_unlock+0x4d/0x70 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 501.176402][ T3794] ? erofs_shrinker_register+0xfb/0x110 [ 501.181951][ T3794] erofs_fc_fill_super+0x867/0x1180 [ 501.187220][ T3794] get_tree_bdev+0x417/0x640 [ 501.191797][ T3794] ? erofs_release_device_info+0x90/0x90 [ 501.197416][ T3794] erofs_fc_get_tree+0x1c/0x20 [ 501.202168][ T3794] vfs_get_tree+0x88/0x290 [ 501.206588][ T3794] do_new_mount+0x289/0xad0 [ 501.211084][ T3794] ? do_move_mount_old+0x160/0x160 [ 501.216187][ T3794] ? security_capable+0xb2/0xd0 [ 501.221023][ T3794] ? ns_capable+0x8a/0xf0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 501.225339][ T3794] path_mount+0x60b/0x1050 [ 501.229931][ T3794] __se_sys_mount+0x2d2/0x3c0 [ 501.234596][ T3794] ? __x64_sys_mount+0xd0/0xd0 [ 501.239348][ T3794] __x64_sys_mount+0xbf/0xd0 [ 501.243933][ T3794] do_syscall_64+0x44/0xd0 [ 501.248341][ T3794] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 501.254483][ T3794] RIP: 0033:0x7f211b962c9a [ 501.258971][ T3794] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 501.278563][ T3794] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 501.287035][ T3794] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 501.294994][ T3794] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 501.302960][ T3794] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 501.310925][ T3794] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 501.318883][ T3794] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 501.326845][ T3794] [ 501.329849][ T3791] CPU: 1 PID: 3791 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 501.332293][ T3796] FAULT_INJECTION: forcing a failure. [ 501.332293][ T3796] name failslab, interval 1, probability 0, space 0, times 0 [ 501.340713][ T3791] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 501.340729][ T3791] Call Trace: [ 501.340736][ T3791] [ 501.340742][ T3791] dump_stack_lvl+0x151/0x1b7 [ 501.340763][ T3791] ? bfq_pos_tree_add_move+0x43e/0x43e [ 501.340778][ T3791] ? get_tree_bdev+0x417/0x640 [ 501.340793][ T3791] ? vfs_get_tree+0x88/0x290 [ 501.340807][ T3791] ? do_new_mount+0x289/0xad0 [ 501.340825][ T3791] ? path_mount+0x60b/0x1050 [ 501.340842][ T3791] ? __x64_sys_mount+0xbf/0xd0 [ 501.340858][ T3791] ? do_syscall_64+0x44/0xd0 [ 501.407631][ T3791] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 501.413698][ T3791] dump_stack+0x15/0x17 [ 501.414669][ T3797] FAULT_INJECTION: forcing a failure. [ 501.414669][ T3797] name failslab, interval 1, probability 0, space 0, times 0 [ 501.417842][ T3791] should_fail+0x3c0/0x510 [ 501.417864][ T3791] ? kvasprintf_const+0x139/0x180 [ 501.439936][ T3791] __should_failslab+0x9f/0xe0 [ 501.444711][ T3791] should_failslab+0x9/0x20 [ 501.449222][ T3791] __kmalloc_track_caller+0x6c/0x350 [ 501.454510][ T3791] kstrdup_const+0x55/0x90 [ 501.458924][ T3791] kvasprintf_const+0x139/0x180 [ 501.463851][ T3791] kobject_set_name_vargs+0x61/0x120 [ 501.469127][ T3791] kobject_init_and_add+0xdb/0x190 [ 501.474223][ T3791] ? __kasan_check_write+0x14/0x20 [ 501.479328][ T3791] ? kobject_add+0x210/0x210 [ 501.483905][ T3791] ? inode_init_always+0x760/0x9b0 [ 501.489004][ T3791] ? _raw_spin_unlock+0x4d/0x70 [ 501.493842][ T3791] ? _raw_spin_unlock+0x4d/0x70 [ 501.498787][ T3791] erofs_register_sysfs+0xd1/0x130 [ 501.503888][ T3791] erofs_fc_fill_super+0x95c/0x1180 [ 501.509068][ T3791] get_tree_bdev+0x417/0x640 [ 501.513643][ T3791] ? erofs_release_device_info+0x90/0x90 [ 501.519253][ T3791] erofs_fc_get_tree+0x1c/0x20 [ 501.523993][ T3791] vfs_get_tree+0x88/0x290 [ 501.528390][ T3791] do_new_mount+0x289/0xad0 [ 501.533077][ T3791] ? do_move_mount_old+0x160/0x160 [ 501.538190][ T3791] ? security_capable+0xb2/0xd0 [ 501.543180][ T3791] ? ns_capable+0x8a/0xf0 [ 501.547954][ T3791] path_mount+0x60b/0x1050 [ 501.552375][ T3791] __se_sys_mount+0x2d2/0x3c0 [ 501.557212][ T3791] ? __x64_sys_mount+0xd0/0xd0 [ 501.561958][ T3791] ? vfs_mkdir+0x580/0x580 [ 501.566353][ T3791] __x64_sys_mount+0xbf/0xd0 [ 501.570926][ T3791] do_syscall_64+0x44/0xd0 [ 501.575520][ T3791] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 501.581426][ T3791] RIP: 0033:0x7f211b962c9a [ 501.585850][ T3791] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 501.605542][ T3791] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 501.613941][ T3791] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 501.621899][ T3791] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 501.629852][ T3791] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 501.637807][ T3791] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 501.645780][ T3791] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 501.653842][ T3791] [ 501.658493][ T3797] CPU: 1 PID: 3797 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 501.669267][ T3797] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 501.679308][ T3797] Call Trace: [ 501.682573][ T3797] [ 501.685501][ T3797] dump_stack_lvl+0x151/0x1b7 [ 501.690184][ T3797] ? bfq_pos_tree_add_move+0x43e/0x43e [ 501.695663][ T3797] dump_stack+0x15/0x17 [ 501.699818][ T3797] should_fail+0x3c0/0x510 [ 501.704311][ T3797] __should_failslab+0x9f/0xe0 [ 501.709069][ T3797] should_failslab+0x9/0x20 [ 501.713580][ T3797] kmem_cache_alloc+0x4f/0x2f0 [ 501.718347][ T3797] ? from_kuid_munged+0x7b0/0x7b0 [ 501.723366][ T3797] ? security_inode_alloc+0x29/0x140 [ 501.728636][ T3797] security_inode_alloc+0x29/0x140 [ 501.733729][ T3797] inode_init_always+0x749/0x9b0 [ 501.738649][ T3797] ? _erofs_info+0x190/0x190 [ 501.743244][ T3797] new_inode_pseudo+0x93/0x220 [ 501.748077][ T3797] new_inode+0x28/0x1c0 [ 501.752227][ T3797] ? _raw_spin_unlock+0x4d/0x70 [ 501.757079][ T3797] ? erofs_shrinker_register+0xfb/0x110 [ 501.762626][ T3797] erofs_fc_fill_super+0x867/0x1180 [ 501.767816][ T3797] get_tree_bdev+0x417/0x640 [ 501.772388][ T3797] ? erofs_release_device_info+0x90/0x90 [ 501.778005][ T3797] erofs_fc_get_tree+0x1c/0x20 [ 501.782750][ T3797] vfs_get_tree+0x88/0x290 [ 501.787149][ T3797] do_new_mount+0x289/0xad0 [ 501.791638][ T3797] ? do_move_mount_old+0x160/0x160 [ 501.796755][ T3797] ? security_capable+0xb2/0xd0 [ 501.801675][ T3797] ? ns_capable+0x8a/0xf0 [ 501.805985][ T3797] path_mount+0x60b/0x1050 [ 501.810393][ T3797] __se_sys_mount+0x2d2/0x3c0 [ 501.815055][ T3797] ? __x64_sys_mount+0xd0/0xd0 [ 501.819803][ T3797] __x64_sys_mount+0xbf/0xd0 [ 501.824374][ T3797] do_syscall_64+0x44/0xd0 [ 501.828772][ T3797] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 501.834650][ T3797] RIP: 0033:0x7f211b962c9a [ 501.839049][ T3797] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 501.858671][ T3797] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 501.867077][ T3797] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 501.875037][ T3797] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 501.884044][ T3797] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 501.892016][ T3797] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 501.899974][ T3797] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 501.907933][ T3797] [ 501.912267][ T3796] CPU: 1 PID: 3796 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 501.914100][ T3791] kobject: can not set name properly! [ 501.923048][ T3796] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 501.923065][ T3796] Call Trace: [ 501.923071][ T3796] [ 501.923077][ T3796] dump_stack_lvl+0x151/0x1b7 [ 501.923101][ T3796] ? bfq_pos_tree_add_move+0x43e/0x43e [ 501.954731][ T3796] ? get_tree_bdev+0x417/0x640 [ 501.959503][ T3796] ? vfs_get_tree+0x88/0x290 [ 501.964073][ T3796] ? do_new_mount+0x289/0xad0 [ 501.968731][ T3796] ? path_mount+0x60b/0x1050 [ 501.973299][ T3796] ? __x64_sys_mount+0xbf/0xd0 [ 501.978042][ T3796] ? do_syscall_64+0x44/0xd0 [ 501.982611][ T3796] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 501.988747][ T3796] dump_stack+0x15/0x17 [ 501.992883][ T3796] should_fail+0x3c0/0x510 [ 501.997470][ T3796] ? kvasprintf_const+0x139/0x180 [ 502.002505][ T3796] __should_failslab+0x9f/0xe0 [ 502.007248][ T3796] should_failslab+0x9/0x20 [ 502.011734][ T3796] __kmalloc_track_caller+0x6c/0x350 [ 502.017087][ T3796] kstrdup_const+0x55/0x90 [ 502.021598][ T3796] kvasprintf_const+0x139/0x180 [ 502.026449][ T3796] kobject_set_name_vargs+0x61/0x120 [ 502.031721][ T3796] kobject_init_and_add+0xdb/0x190 [ 502.036813][ T3796] ? __kasan_check_write+0x14/0x20 [ 502.041906][ T3796] ? kobject_add+0x210/0x210 [ 502.046473][ T3796] ? inode_init_always+0x760/0x9b0 [ 502.051567][ T3796] ? _raw_spin_unlock+0x4d/0x70 [ 502.056501][ T3796] ? _raw_spin_unlock+0x4d/0x70 [ 502.061352][ T3796] erofs_register_sysfs+0xd1/0x130 [ 502.066442][ T3796] erofs_fc_fill_super+0x95c/0x1180 [ 502.071730][ T3796] get_tree_bdev+0x417/0x640 [ 502.076501][ T3796] ? erofs_release_device_info+0x90/0x90 [ 502.082292][ T3796] erofs_fc_get_tree+0x1c/0x20 [ 502.087300][ T3796] vfs_get_tree+0x88/0x290 [ 502.091695][ T3796] do_new_mount+0x289/0xad0 [ 502.096190][ T3796] ? do_move_mount_old+0x160/0x160 [ 502.101281][ T3796] ? security_capable+0xb2/0xd0 [ 502.106138][ T3796] ? ns_capable+0x8a/0xf0 [ 502.110450][ T3796] path_mount+0x60b/0x1050 [ 502.114940][ T3796] __se_sys_mount+0x2d2/0x3c0 [ 502.119596][ T3796] ? __x64_sys_mount+0xd0/0xd0 [ 502.124342][ T3796] __x64_sys_mount+0xbf/0xd0 [ 502.129140][ T3796] do_syscall_64+0x44/0xd0 [ 502.133558][ T3796] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 502.139553][ T3796] RIP: 0033:0x7f211b962c9a [ 502.144135][ T3796] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 502.163808][ T3796] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 502.172290][ T3796] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 502.180248][ T3796] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 502.188200][ T3796] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 502.196238][ T3796] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 502.204189][ T3796] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 502.212237][ T3796] [ 502.218151][ T3796] kobject: can not set name properly! [ 502.223614][ T3800] loop3: detected capacity change from 0 to 16 [ 502.226478][ T3801] loop1: detected capacity change from 0 to 16 [ 502.230481][ T3800] FAULT_INJECTION: forcing a failure. [ 502.230481][ T3800] name failslab, interval 1, probability 0, space 0, times 0 [ 502.240021][ T3803] loop4: detected capacity change from 0 to 16 [ 502.248910][ T3800] CPU: 1 PID: 3800 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 502.255188][ T3801] FAULT_INJECTION: forcing a failure. [ 502.255188][ T3801] name failslab, interval 1, probability 0, space 0, times 0 [ 502.265567][ T3800] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 502.265578][ T3800] Call Trace: [ 502.265584][ T3800] [ 502.265590][ T3800] dump_stack_lvl+0x151/0x1b7 [ 502.265610][ T3800] ? bfq_pos_tree_add_move+0x43e/0x43e [ 502.265628][ T3800] dump_stack+0x15/0x17 [ 502.308975][ T3800] should_fail+0x3c0/0x510 [ 502.313387][ T3800] __should_failslab+0x9f/0xe0 [ 502.318141][ T3800] should_failslab+0x9/0x20 [ 502.322642][ T3800] kmem_cache_alloc+0x4f/0x2f0 [ 502.327826][ T3800] ? from_kuid_munged+0x7b0/0x7b0 [ 502.332850][ T3800] ? security_inode_alloc+0x29/0x140 [ 502.338122][ T3800] security_inode_alloc+0x29/0x140 [ 502.343222][ T3800] inode_init_always+0x749/0x9b0 [ 502.348144][ T3800] ? _erofs_info+0x190/0x190 [ 502.352716][ T3800] new_inode_pseudo+0x93/0x220 [ 502.357463][ T3800] new_inode+0x28/0x1c0 [ 502.361701][ T3800] ? _raw_spin_unlock+0x4d/0x70 [ 502.366630][ T3800] ? erofs_shrinker_register+0xfb/0x110 [ 502.372163][ T3800] erofs_fc_fill_super+0x867/0x1180 [ 502.377356][ T3800] get_tree_bdev+0x417/0x640 [ 502.381960][ T3800] ? erofs_release_device_info+0x90/0x90 [ 502.387586][ T3800] erofs_fc_get_tree+0x1c/0x20 [ 502.392335][ T3800] vfs_get_tree+0x88/0x290 [ 502.396735][ T3800] do_new_mount+0x289/0xad0 [ 502.401228][ T3800] ? do_move_mount_old+0x160/0x160 [ 502.405408][ T3803] FAULT_INJECTION: forcing a failure. [ 502.405408][ T3803] name failslab, interval 1, probability 0, space 0, times 0 [ 502.406323][ T3800] ? security_capable+0xb2/0xd0 [ 502.423706][ T3800] ? ns_capable+0x8a/0xf0 [ 502.428029][ T3800] path_mount+0x60b/0x1050 [ 502.432438][ T3800] __se_sys_mount+0x2d2/0x3c0 [ 502.437113][ T3800] ? __x64_sys_mount+0xd0/0xd0 [ 502.441866][ T3800] __x64_sys_mount+0xbf/0xd0 [ 502.446449][ T3800] do_syscall_64+0x44/0xd0 [ 502.450967][ T3800] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 502.457048][ T3800] RIP: 0033:0x7f211b962c9a [ 502.461462][ T3800] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 502.481057][ T3800] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 502.489572][ T3800] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 502.497628][ T3800] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 502.505595][ T3800] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 502.513561][ T3800] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 502.521605][ T3800] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 502.529652][ T3800] [ 502.532659][ T3801] CPU: 0 PID: 3801 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 502.543448][ T3801] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 502.553591][ T3801] Call Trace: [ 502.556886][ T3801] [ 502.559811][ T3801] dump_stack_lvl+0x151/0x1b7 [ 502.564500][ T3801] ? bfq_pos_tree_add_move+0x43e/0x43e [ 502.569951][ T3801] dump_stack+0x15/0x17 [ 502.574095][ T3801] should_fail+0x3c0/0x510 [ 502.578626][ T3801] __should_failslab+0x9f/0xe0 [ 502.583393][ T3801] should_failslab+0x9/0x20 [ 502.588235][ T3801] kmem_cache_alloc+0x4f/0x2f0 [ 502.593088][ T3801] ? from_kuid_munged+0x7b0/0x7b0 [ 502.598118][ T3801] ? security_inode_alloc+0x29/0x140 [ 502.603385][ T3801] security_inode_alloc+0x29/0x140 [ 502.608483][ T3801] inode_init_always+0x749/0x9b0 [ 502.613488][ T3801] ? _erofs_info+0x190/0x190 [ 502.618057][ T3801] new_inode_pseudo+0x93/0x220 [ 502.622799][ T3801] new_inode+0x28/0x1c0 [ 502.626945][ T3801] ? _raw_spin_unlock+0x4d/0x70 [ 502.631788][ T3801] ? erofs_shrinker_register+0xfb/0x110 [ 502.637316][ T3801] erofs_fc_fill_super+0x867/0x1180 [ 502.642529][ T3801] get_tree_bdev+0x417/0x640 [ 502.647110][ T3801] ? erofs_release_device_info+0x90/0x90 [ 502.652748][ T3801] erofs_fc_get_tree+0x1c/0x20 [ 502.657499][ T3801] vfs_get_tree+0x88/0x290 [ 502.661927][ T3801] do_new_mount+0x289/0xad0 [ 502.666453][ T3801] ? do_move_mount_old+0x160/0x160 [ 502.671555][ T3801] ? security_capable+0xb2/0xd0 [ 502.676396][ T3801] ? ns_capable+0x8a/0xf0 [ 502.680706][ T3801] path_mount+0x60b/0x1050 [ 502.685102][ T3801] __se_sys_mount+0x2d2/0x3c0 [ 502.689770][ T3801] ? __x64_sys_mount+0xd0/0xd0 [ 502.694573][ T3801] __x64_sys_mount+0xbf/0xd0 [ 502.699167][ T3801] do_syscall_64+0x44/0xd0 [ 502.703574][ T3801] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 502.709573][ T3801] RIP: 0033:0x7f211b962c9a [ 502.713987][ T3801] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 502.733707][ T3801] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 502.742234][ T3801] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 502.750206][ T3801] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 502.758192][ T3801] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 502.766147][ T3801] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 502.774100][ T3801] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 502.782059][ T3801] [ 502.785346][ T3803] CPU: 0 PID: 3803 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 502.796120][ T3803] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 502.806169][ T3803] Call Trace: [ 502.809435][ T3803] [ 502.812349][ T3803] dump_stack_lvl+0x151/0x1b7 [ 502.817013][ T3803] ? bfq_pos_tree_add_move+0x43e/0x43e [ 502.822454][ T3803] ? get_tree_bdev+0x417/0x640 [ 502.827199][ T3803] ? vfs_get_tree+0x88/0x290 [ 502.831769][ T3803] ? do_new_mount+0x289/0xad0 [ 502.836433][ T3803] ? path_mount+0x60b/0x1050 [ 502.841005][ T3803] ? __x64_sys_mount+0xbf/0xd0 [ 502.845751][ T3803] ? do_syscall_64+0x44/0xd0 [ 502.850322][ T3803] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 502.856374][ T3803] dump_stack+0x15/0x17 [ 502.860512][ T3803] should_fail+0x3c0/0x510 [ 502.864910][ T3803] ? kvasprintf_const+0x139/0x180 [ 502.870005][ T3803] __should_failslab+0x9f/0xe0 [ 502.874749][ T3803] should_failslab+0x9/0x20 [ 502.879232][ T3803] __kmalloc_track_caller+0x6c/0x350 [ 502.884501][ T3803] kstrdup_const+0x55/0x90 [ 502.888900][ T3803] kvasprintf_const+0x139/0x180 [ 502.893732][ T3803] kobject_set_name_vargs+0x61/0x120 [ 502.899007][ T3803] kobject_init_and_add+0xdb/0x190 [ 502.904099][ T3803] ? __kasan_check_write+0x14/0x20 [ 502.909191][ T3803] ? kobject_add+0x210/0x210 [ 502.913760][ T3803] ? inode_init_always+0x760/0x9b0 [ 502.918853][ T3803] ? _raw_spin_unlock+0x4d/0x70 [ 502.923687][ T3803] ? _raw_spin_unlock+0x4d/0x70 [ 502.928519][ T3803] erofs_register_sysfs+0xd1/0x130 [ 502.933615][ T3803] erofs_fc_fill_super+0x95c/0x1180 [ 502.938796][ T3803] get_tree_bdev+0x417/0x640 [ 502.943372][ T3803] ? erofs_release_device_info+0x90/0x90 [ 502.948995][ T3803] erofs_fc_get_tree+0x1c/0x20 [ 502.953898][ T3803] vfs_get_tree+0x88/0x290 [ 502.958319][ T3803] do_new_mount+0x289/0xad0 [ 502.962826][ T3803] ? do_move_mount_old+0x160/0x160 [ 502.967939][ T3803] ? security_capable+0xb2/0xd0 [ 502.972776][ T3803] ? ns_capable+0x8a/0xf0 [ 502.977088][ T3803] path_mount+0x60b/0x1050 [ 502.981489][ T3803] __se_sys_mount+0x2d2/0x3c0 [ 502.986248][ T3803] ? __x64_sys_mount+0xd0/0xd0 [ 502.991021][ T3803] __x64_sys_mount+0xbf/0xd0 [ 502.995602][ T3803] do_syscall_64+0x44/0xd0 [ 503.000001][ T3803] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 503.005879][ T3803] RIP: 0033:0x7f211b962c9a [ 503.010279][ T3803] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 503.029867][ T3803] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 503.038272][ T3803] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 503.046247][ T3803] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 503.054259][ T3803] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 503.062223][ T3803] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 503.070191][ T3803] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 503.078154][ T3803] [ 503.082162][ T3803] kobject: can not set name properly! [ 503.109385][ T3805] loop1: detected capacity change from 0 to 16 [ 503.116623][ T3805] FAULT_INJECTION: forcing a failure. [ 503.116623][ T3805] name failslab, interval 1, probability 0, space 0, times 0 [ 503.124957][ T3809] loop5: detected capacity change from 0 to 16 [ 503.131444][ T3808] loop2: detected capacity change from 0 to 16 [ 503.136154][ T3805] CPU: 0 PID: 3805 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 503.142417][ T3808] FAULT_INJECTION: forcing a failure. [ 503.142417][ T3808] name failslab, interval 1, probability 0, space 0, times 0 [ 503.152385][ T3805] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 503.152397][ T3805] Call Trace: [ 503.152403][ T3805] [ 503.152408][ T3805] dump_stack_lvl+0x151/0x1b7 [ 503.152429][ T3805] ? bfq_pos_tree_add_move+0x43e/0x43e [ 503.152447][ T3805] dump_stack+0x15/0x17 [ 503.152461][ T3805] should_fail+0x3c0/0x510 [ 503.152480][ T3805] __should_failslab+0x9f/0xe0 [ 503.152496][ T3805] should_failslab+0x9/0x20 [ 503.152511][ T3805] kmem_cache_alloc+0x4f/0x2f0 [ 503.166501][ T3809] FAULT_INJECTION: forcing a failure. [ 503.166501][ T3809] name failslab, interval 1, probability 0, space 0, times 0 [ 503.175211][ T3805] ? from_kuid_munged+0x7b0/0x7b0 [ 503.175236][ T3805] ? security_inode_alloc+0x29/0x140 [ 503.175253][ T3805] security_inode_alloc+0x29/0x140 [ 503.241826][ T3805] inode_init_always+0x749/0x9b0 [ 503.246768][ T3805] ? _erofs_info+0x190/0x190 [ 503.251366][ T3805] new_inode_pseudo+0x93/0x220 [ 503.256127][ T3805] new_inode+0x28/0x1c0 [ 503.260286][ T3805] ? _raw_spin_unlock+0x4d/0x70 [ 503.265135][ T3805] ? erofs_shrinker_register+0xfb/0x110 [ 503.270683][ T3805] erofs_fc_fill_super+0x867/0x1180 [ 503.275886][ T3805] get_tree_bdev+0x417/0x640 [ 503.280465][ T3805] ? erofs_release_device_info+0x90/0x90 [ 503.286088][ T3805] erofs_fc_get_tree+0x1c/0x20 [ 503.290838][ T3805] vfs_get_tree+0x88/0x290 [ 503.295238][ T3805] do_new_mount+0x289/0xad0 [ 503.299733][ T3805] ? do_move_mount_old+0x160/0x160 [ 503.304830][ T3805] ? security_capable+0xb2/0xd0 [ 503.309666][ T3805] ? ns_capable+0x8a/0xf0 [ 503.313981][ T3805] path_mount+0x60b/0x1050 [ 503.318388][ T3805] __se_sys_mount+0x2d2/0x3c0 [ 503.323052][ T3805] ? __x64_sys_mount+0xd0/0xd0 [ 503.327891][ T3805] __x64_sys_mount+0xbf/0xd0 [ 503.332471][ T3805] do_syscall_64+0x44/0xd0 [ 503.336877][ T3805] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 503.342849][ T3805] RIP: 0033:0x7f211b962c9a [ 503.347385][ T3805] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 503.367245][ T3805] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 503.375654][ T3805] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 503.383702][ T3805] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 503.391663][ T3805] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 503.399623][ T3805] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 503.407581][ T3805] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 503.415542][ T3805] [ 503.418556][ T3808] CPU: 1 PID: 3808 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 503.429397][ T3808] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 503.439444][ T3808] Call Trace: [ 503.442724][ T3808] [ 503.445638][ T3808] dump_stack_lvl+0x151/0x1b7 [ 503.450305][ T3808] ? bfq_pos_tree_add_move+0x43e/0x43e [ 503.455932][ T3808] ? get_tree_bdev+0x417/0x640 [ 503.460681][ T3808] ? vfs_get_tree+0x88/0x290 [ 503.465251][ T3808] ? do_new_mount+0x289/0xad0 [ 503.469912][ T3808] ? path_mount+0x60b/0x1050 [ 503.474488][ T3808] ? __x64_sys_mount+0xbf/0xd0 [ 503.479245][ T3808] ? do_syscall_64+0x44/0xd0 [ 503.484787][ T3808] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 503.490861][ T3808] dump_stack+0x15/0x17 [ 503.495009][ T3808] should_fail+0x3c0/0x510 [ 503.499420][ T3808] ? kvasprintf_const+0x139/0x180 [ 503.504431][ T3808] __should_failslab+0x9f/0xe0 [ 503.509181][ T3808] should_failslab+0x9/0x20 [ 503.513757][ T3808] __kmalloc_track_caller+0x6c/0x350 [ 503.519293][ T3808] kstrdup_const+0x55/0x90 [ 503.524066][ T3808] kvasprintf_const+0x139/0x180 [ 503.529012][ T3808] kobject_set_name_vargs+0x61/0x120 [ 503.534290][ T3808] kobject_init_and_add+0xdb/0x190 [ 503.539474][ T3808] ? __kasan_check_write+0x14/0x20 [ 503.544681][ T3808] ? kobject_add+0x210/0x210 [ 503.549265][ T3808] ? inode_init_always+0x760/0x9b0 [ 503.554368][ T3808] ? _raw_spin_unlock+0x4d/0x70 [ 503.559208][ T3808] ? _raw_spin_unlock+0x4d/0x70 [ 503.564055][ T3808] erofs_register_sysfs+0xd1/0x130 [ 503.569155][ T3808] erofs_fc_fill_super+0x95c/0x1180 [ 503.574336][ T3808] get_tree_bdev+0x417/0x640 [ 503.578910][ T3808] ? erofs_release_device_info+0x90/0x90 [ 503.584632][ T3808] erofs_fc_get_tree+0x1c/0x20 [ 503.589498][ T3808] vfs_get_tree+0x88/0x290 [ 503.593904][ T3808] do_new_mount+0x289/0xad0 [ 503.598401][ T3808] ? do_move_mount_old+0x160/0x160 [ 503.603501][ T3808] ? security_capable+0xb2/0xd0 [ 503.608336][ T3808] ? ns_capable+0x8a/0xf0 [ 503.612654][ T3808] path_mount+0x60b/0x1050 [ 503.617079][ T3808] __se_sys_mount+0x2d2/0x3c0 [ 503.621742][ T3808] ? __x64_sys_mount+0xd0/0xd0 [ 503.626500][ T3808] __x64_sys_mount+0xbf/0xd0 [ 503.631077][ T3808] do_syscall_64+0x44/0xd0 [ 503.635654][ T3808] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 503.641546][ T3808] RIP: 0033:0x7f211b962c9a [ 503.645947][ T3808] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 503.665542][ T3808] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 503.673955][ T3808] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 503.681928][ T3808] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 503.689889][ T3808] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 503.698117][ T3808] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 503.706074][ T3808] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 503.714034][ T3808] [ 503.717041][ T3809] CPU: 0 PID: 3809 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 503.727805][ T3809] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 503.737915][ T3809] Call Trace: [ 503.741205][ T3809] [ 503.744140][ T3809] dump_stack_lvl+0x151/0x1b7 [ 503.748807][ T3809] ? bfq_pos_tree_add_move+0x43e/0x43e [ 503.754253][ T3809] ? get_tree_bdev+0x417/0x640 [ 503.758998][ T3809] ? vfs_get_tree+0x88/0x290 [ 503.763566][ T3809] ? do_new_mount+0x289/0xad0 [ 503.768226][ T3809] ? path_mount+0x60b/0x1050 [ 503.772815][ T3809] ? __x64_sys_mount+0xbf/0xd0 [ 503.777584][ T3809] ? do_syscall_64+0x44/0xd0 [ 503.782165][ T3809] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 503.788228][ T3809] dump_stack+0x15/0x17 [ 503.792391][ T3809] should_fail+0x3c0/0x510 [ 503.796798][ T3809] ? kvasprintf_const+0x139/0x180 [ 503.801811][ T3809] __should_failslab+0x9f/0xe0 [ 503.806556][ T3809] should_failslab+0x9/0x20 [ 503.811044][ T3809] __kmalloc_track_caller+0x6c/0x350 [ 503.816320][ T3809] kstrdup_const+0x55/0x90 [ 503.820720][ T3809] kvasprintf_const+0x139/0x180 [ 503.825556][ T3809] kobject_set_name_vargs+0x61/0x120 [ 503.830825][ T3809] kobject_init_and_add+0xdb/0x190 [ 503.835915][ T3809] ? __kasan_check_write+0x14/0x20 [ 503.841009][ T3809] ? kobject_add+0x210/0x210 [ 503.845585][ T3809] ? inode_init_always+0x760/0x9b0 [ 503.850677][ T3809] ? _raw_spin_unlock+0x4d/0x70 [ 503.855511][ T3809] ? _raw_spin_unlock+0x4d/0x70 [ 503.860344][ T3809] erofs_register_sysfs+0xd1/0x130 [ 503.865435][ T3809] erofs_fc_fill_super+0x95c/0x1180 [ 503.870615][ T3809] get_tree_bdev+0x417/0x640 [ 503.875190][ T3809] ? erofs_release_device_info+0x90/0x90 [ 503.880850][ T3809] erofs_fc_get_tree+0x1c/0x20 [ 503.885597][ T3809] vfs_get_tree+0x88/0x290 [ 503.889993][ T3809] do_new_mount+0x289/0xad0 [ 503.894567][ T3809] ? do_move_mount_old+0x160/0x160 [ 503.899667][ T3809] ? security_capable+0xb2/0xd0 [ 503.904501][ T3809] ? ns_capable+0x8a/0xf0 [ 503.908811][ T3809] path_mount+0x60b/0x1050 [ 503.913216][ T3809] __se_sys_mount+0x2d2/0x3c0 [ 503.917880][ T3809] ? __x64_sys_mount+0xd0/0xd0 [ 503.922639][ T3809] __x64_sys_mount+0xbf/0xd0 [ 503.927232][ T3809] do_syscall_64+0x44/0xd0 [ 503.931644][ T3809] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 503.937527][ T3809] RIP: 0033:0x7f211b962c9a [ 503.941925][ T3809] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 503.961515][ T3809] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 503.969914][ T3809] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 503.978043][ T3809] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 503.985997][ T3809] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 503.993950][ T3809] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 504.001902][ T3809] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 504.009856][ T3809] [ 504.013619][ T3809] kobject: can not set name properly! [ 504.021127][ T3812] loop3: detected capacity change from 0 to 16 [ 504.028708][ T3814] loop0: detected capacity change from 0 to 16 [ 504.029111][ T3812] FAULT_INJECTION: forcing a failure. [ 504.029111][ T3812] name failslab, interval 1, probability 0, space 0, times 0 [ 504.047682][ T3812] CPU: 1 PID: 3812 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 504.048271][ T3815] loop4: detected capacity change from 0 to 16 [ 504.058435][ T3812] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 504.058447][ T3812] Call Trace: [ 504.058452][ T3812] [ 504.058457][ T3812] dump_stack_lvl+0x151/0x1b7 [ 504.058477][ T3812] ? bfq_pos_tree_add_move+0x43e/0x43e [ 504.058491][ T3812] ? get_tree_bdev+0x417/0x640 [ 504.058506][ T3812] ? vfs_get_tree+0x88/0x290 [ 504.058521][ T3812] ? do_new_mount+0x289/0xad0 [ 504.058539][ T3812] ? path_mount+0x60b/0x1050 [ 504.058554][ T3812] ? __x64_sys_mount+0xbf/0xd0 [ 504.114187][ T3812] ? do_syscall_64+0x44/0xd0 [ 504.118767][ T3812] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 504.124821][ T3812] dump_stack+0x15/0x17 [ 504.128956][ T3812] should_fail+0x3c0/0x510 [ 504.133352][ T3812] ? kvasprintf_const+0x139/0x180 [ 504.138358][ T3812] __should_failslab+0x9f/0xe0 [ 504.143105][ T3812] should_failslab+0x9/0x20 [ 504.147589][ T3812] __kmalloc_track_caller+0x6c/0x350 [ 504.152857][ T3812] kstrdup_const+0x55/0x90 [ 504.157257][ T3812] kvasprintf_const+0x139/0x180 [ 504.162088][ T3812] kobject_set_name_vargs+0x61/0x120 [ 504.167356][ T3812] kobject_init_and_add+0xdb/0x190 [ 504.172449][ T3812] ? __kasan_check_write+0x14/0x20 [ 504.177546][ T3812] ? kobject_add+0x210/0x210 [ 504.182115][ T3812] ? inode_init_always+0x760/0x9b0 [ 504.187205][ T3812] ? _raw_spin_unlock+0x4d/0x70 [ 504.192037][ T3812] ? _raw_spin_unlock+0x4d/0x70 [ 504.196869][ T3812] erofs_register_sysfs+0xd1/0x130 [ 504.201966][ T3812] erofs_fc_fill_super+0x95c/0x1180 [ 504.207142][ T3812] get_tree_bdev+0x417/0x640 [ 504.211713][ T3812] ? erofs_release_device_info+0x90/0x90 [ 504.217326][ T3812] erofs_fc_get_tree+0x1c/0x20 [ 504.222072][ T3812] vfs_get_tree+0x88/0x290 [ 504.226470][ T3812] do_new_mount+0x289/0xad0 [ 504.231128][ T3812] ? do_move_mount_old+0x160/0x160 [ 504.236256][ T3812] ? security_capable+0xb2/0xd0 [ 504.241112][ T3812] ? ns_capable+0x8a/0xf0 [ 504.245433][ T3812] path_mount+0x60b/0x1050 [ 504.249834][ T3812] __se_sys_mount+0x2d2/0x3c0 [ 504.254492][ T3812] ? __x64_sys_mount+0xd0/0xd0 [ 504.259241][ T3812] ? vfs_mkdir+0x580/0x580 [ 504.263636][ T3812] __x64_sys_mount+0xbf/0xd0 [ 504.268208][ T3812] do_syscall_64+0x44/0xd0 [ 504.272606][ T3812] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 504.278483][ T3812] RIP: 0033:0x7f211b962c9a [ 504.282880][ T3812] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 504.302467][ T3812] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 504.310862][ T3812] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 504.318836][ T3812] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 504.326798][ T3812] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 504.334750][ T3812] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 504.342703][ T3812] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 504.350657][ T3812] [ 504.354304][ T3808] kobject: can not set name properly! [ 504.355299][ T3814] FAULT_INJECTION: forcing a failure. [ 504.355299][ T3814] name failslab, interval 1, probability 0, space 0, times 0 [ 504.372333][ T3815] FAULT_INJECTION: forcing a failure. [ 504.372333][ T3815] name failslab, interval 1, probability 0, space 0, times 0 [ 504.386428][ T3815] CPU: 0 PID: 3815 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 504.391329][ T3812] kobject: can not set name properly! [ 504.397201][ T3815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 504.397213][ T3815] Call Trace: [ 504.397218][ T3815] [ 504.397223][ T3815] dump_stack_lvl+0x151/0x1b7 [ 504.397244][ T3815] ? bfq_pos_tree_add_move+0x43e/0x43e [ 504.397260][ T3815] ? get_tree_bdev+0x417/0x640 [ 504.397274][ T3815] ? vfs_get_tree+0x88/0x290 [ 504.438287][ T3815] ? do_new_mount+0x289/0xad0 [ 504.442968][ T3815] ? path_mount+0x60b/0x1050 [ 504.447656][ T3815] ? __x64_sys_mount+0xbf/0xd0 [ 504.452423][ T3815] ? do_syscall_64+0x44/0xd0 [ 504.457009][ T3815] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 504.463069][ T3815] dump_stack+0x15/0x17 [ 504.467211][ T3815] should_fail+0x3c0/0x510 [ 504.471612][ T3815] ? kvasprintf_const+0x139/0x180 [ 504.476621][ T3815] __should_failslab+0x9f/0xe0 [ 504.481488][ T3815] should_failslab+0x9/0x20 [ 504.485974][ T3815] __kmalloc_track_caller+0x6c/0x350 [ 504.491243][ T3815] kstrdup_const+0x55/0x90 [ 504.495648][ T3815] kvasprintf_const+0x139/0x180 [ 504.500480][ T3815] kobject_set_name_vargs+0x61/0x120 [ 504.505746][ T3815] kobject_init_and_add+0xdb/0x190 [ 504.510835][ T3815] ? __kasan_check_write+0x14/0x20 [ 504.515933][ T3815] ? kobject_add+0x210/0x210 [ 504.520503][ T3815] ? inode_init_always+0x760/0x9b0 [ 504.525593][ T3815] ? _raw_spin_unlock+0x4d/0x70 [ 504.530429][ T3815] ? _raw_spin_unlock+0x4d/0x70 [ 504.535261][ T3815] erofs_register_sysfs+0xd1/0x130 [ 504.540354][ T3815] erofs_fc_fill_super+0x95c/0x1180 [ 504.545532][ T3815] get_tree_bdev+0x417/0x640 [ 504.550101][ T3815] ? erofs_release_device_info+0x90/0x90 [ 504.555716][ T3815] erofs_fc_get_tree+0x1c/0x20 [ 504.560459][ T3815] vfs_get_tree+0x88/0x290 [ 504.564860][ T3815] do_new_mount+0x289/0xad0 [ 504.569362][ T3815] ? do_move_mount_old+0x160/0x160 [ 504.574465][ T3815] ? security_capable+0xb2/0xd0 [ 504.579297][ T3815] ? ns_capable+0x8a/0xf0 [ 504.583611][ T3815] path_mount+0x60b/0x1050 [ 504.588009][ T3815] __se_sys_mount+0x2d2/0x3c0 [ 504.592667][ T3815] ? __x64_sys_mount+0xd0/0xd0 [ 504.597411][ T3815] ? vfs_mkdir+0x580/0x580 [ 504.601806][ T3815] __x64_sys_mount+0xbf/0xd0 [ 504.606382][ T3815] do_syscall_64+0x44/0xd0 [ 504.610780][ T3815] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 504.616653][ T3815] RIP: 0033:0x7f211b962c9a [ 504.621049][ T3815] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 504.640650][ T3815] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 504.649045][ T3815] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 504.657001][ T3815] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 504.664952][ T3815] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 504.672905][ T3815] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 504.680859][ T3815] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 504.688902][ T3815] [ 504.693937][ T3815] kobject: can not set name properly! [ 504.696142][ T3814] CPU: 1 PID: 3814 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 504.700869][ T3817] loop1: detected capacity change from 0 to 16 [ 504.710056][ T3814] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 504.710068][ T3814] Call Trace: [ 504.710074][ T3814] [ 504.710080][ T3814] dump_stack_lvl+0x151/0x1b7 [ 504.710102][ T3814] ? bfq_pos_tree_add_move+0x43e/0x43e [ 504.742513][ T3814] ? get_tree_bdev+0x417/0x640 [ 504.747267][ T3814] ? vfs_get_tree+0x88/0x290 [ 504.751837][ T3814] ? do_new_mount+0x289/0xad0 [ 504.756508][ T3814] ? path_mount+0x60b/0x1050 [ 504.761092][ T3814] ? __x64_sys_mount+0xbf/0xd0 [ 504.765858][ T3814] ? do_syscall_64+0x44/0xd0 [ 504.770448][ T3814] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 504.776506][ T3814] dump_stack+0x15/0x17 [ 504.780731][ T3814] should_fail+0x3c0/0x510 [ 504.785132][ T3814] ? kvasprintf_const+0x139/0x180 [ 504.790146][ T3814] __should_failslab+0x9f/0xe0 [ 504.794895][ T3814] should_failslab+0x9/0x20 [ 504.799381][ T3814] __kmalloc_track_caller+0x6c/0x350 [ 504.804650][ T3814] kstrdup_const+0x55/0x90 [ 504.809050][ T3814] kvasprintf_const+0x139/0x180 [ 504.813885][ T3814] kobject_set_name_vargs+0x61/0x120 [ 504.819159][ T3814] kobject_init_and_add+0xdb/0x190 [ 504.824253][ T3814] ? __kasan_check_write+0x14/0x20 [ 504.829344][ T3814] ? kobject_add+0x210/0x210 [ 504.833912][ T3814] ? inode_init_always+0x760/0x9b0 [ 504.839005][ T3814] ? _raw_spin_unlock+0x4d/0x70 [ 504.843842][ T3814] ? _raw_spin_unlock+0x4d/0x70 [ 504.848674][ T3814] erofs_register_sysfs+0xd1/0x130 [ 504.853769][ T3814] erofs_fc_fill_super+0x95c/0x1180 [ 504.858950][ T3814] get_tree_bdev+0x417/0x640 [ 504.863522][ T3814] ? erofs_release_device_info+0x90/0x90 [ 504.869135][ T3814] erofs_fc_get_tree+0x1c/0x20 [ 504.873883][ T3814] vfs_get_tree+0x88/0x290 [ 504.878278][ T3814] do_new_mount+0x289/0xad0 [ 504.882765][ T3814] ? do_move_mount_old+0x160/0x160 [ 504.887856][ T3814] ? security_capable+0xb2/0xd0 [ 504.892689][ T3814] ? ns_capable+0x8a/0xf0 [ 504.896998][ T3814] path_mount+0x60b/0x1050 [ 504.901424][ T3814] __se_sys_mount+0x2d2/0x3c0 [ 504.906082][ T3814] ? __x64_sys_mount+0xd0/0xd0 [ 504.910830][ T3814] __x64_sys_mount+0xbf/0xd0 [ 504.915404][ T3814] do_syscall_64+0x44/0xd0 [ 504.919804][ T3814] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 504.925681][ T3814] RIP: 0033:0x7f211b962c9a [ 504.930079][ T3814] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 504.949665][ T3814] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 504.958066][ T3814] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 504.966019][ T3814] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 504.973971][ T3814] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 504.981924][ T3814] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 504.989873][ T3814] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 504.997831][ T3814] [ 505.000991][ T3814] kobject: can not set name properly! [ 505.003614][ T3817] FAULT_INJECTION: forcing a failure. [ 505.003614][ T3817] name failslab, interval 1, probability 0, space 0, times 0 [ 505.019376][ T3817] CPU: 1 PID: 3817 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 505.023225][ T3819] loop5: detected capacity change from 0 to 16 [ 505.030140][ T3817] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 505.030153][ T3817] Call Trace: [ 505.030159][ T3817] [ 505.030165][ T3817] dump_stack_lvl+0x151/0x1b7 [ 505.030186][ T3817] ? bfq_pos_tree_add_move+0x43e/0x43e [ 505.030201][ T3817] ? get_tree_bdev+0x417/0x640 [ 505.030216][ T3817] ? vfs_get_tree+0x88/0x290 [ 505.030230][ T3817] ? do_new_mount+0x289/0xad0 [ 505.030246][ T3817] ? path_mount+0x60b/0x1050 [ 505.037526][ T3819] FAULT_INJECTION: forcing a failure. [ 505.037526][ T3819] name failslab, interval 1, probability 0, space 0, times 0 [ 505.046610][ T3817] ? __x64_sys_mount+0xbf/0xd0 [ 505.046635][ T3817] ? do_syscall_64+0x44/0xd0 [ 505.046652][ T3817] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 505.046670][ T3817] dump_stack+0x15/0x17 [ 505.046684][ T3817] should_fail+0x3c0/0x510 [ 505.117906][ T3817] ? kvasprintf_const+0x139/0x180 [ 505.122931][ T3817] __should_failslab+0x9f/0xe0 [ 505.127690][ T3817] should_failslab+0x9/0x20 [ 505.132196][ T3817] __kmalloc_track_caller+0x6c/0x350 [ 505.137648][ T3817] kstrdup_const+0x55/0x90 [ 505.142061][ T3817] kvasprintf_const+0x139/0x180 [ 505.146911][ T3817] kobject_set_name_vargs+0x61/0x120 [ 505.152270][ T3817] kobject_init_and_add+0xdb/0x190 [ 505.157366][ T3817] ? __kasan_check_write+0x14/0x20 [ 505.162463][ T3817] ? kobject_add+0x210/0x210 [ 505.167036][ T3817] ? inode_init_always+0x760/0x9b0 [ 505.172134][ T3817] ? _raw_spin_unlock+0x4d/0x70 [ 505.176976][ T3817] ? _raw_spin_unlock+0x4d/0x70 [ 505.181816][ T3817] erofs_register_sysfs+0xd1/0x130 [ 505.186912][ T3817] erofs_fc_fill_super+0x95c/0x1180 [ 505.192096][ T3817] get_tree_bdev+0x417/0x640 [ 505.196673][ T3817] ? erofs_release_device_info+0x90/0x90 [ 505.202300][ T3817] erofs_fc_get_tree+0x1c/0x20 [ 505.207054][ T3817] vfs_get_tree+0x88/0x290 [ 505.211455][ T3817] do_new_mount+0x289/0xad0 [ 505.215957][ T3817] ? do_move_mount_old+0x160/0x160 [ 505.221055][ T3817] ? security_capable+0xb2/0xd0 [ 505.225889][ T3817] ? ns_capable+0x8a/0xf0 [ 505.230211][ T3817] path_mount+0x60b/0x1050 [ 505.234615][ T3817] __se_sys_mount+0x2d2/0x3c0 [ 505.239281][ T3817] ? __x64_sys_mount+0xd0/0xd0 [ 505.244042][ T3817] __x64_sys_mount+0xbf/0xd0 [ 505.248621][ T3817] do_syscall_64+0x44/0xd0 [ 505.253022][ T3817] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 505.258911][ T3817] RIP: 0033:0x7f211b962c9a [ 505.263311][ T3817] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 505.282911][ T3817] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 505.291318][ T3817] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 505.299275][ T3817] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 505.307238][ T3817] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 505.315197][ T3817] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 505.323156][ T3817] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 505.331121][ T3817] [ 505.334215][ T3819] CPU: 0 PID: 3819 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 505.334536][ T3817] kobject: can not set name properly! [ 505.344978][ T3819] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 505.344990][ T3819] Call Trace: [ 505.344995][ T3819] [ 505.345001][ T3819] dump_stack_lvl+0x151/0x1b7 [ 505.345022][ T3819] ? bfq_pos_tree_add_move+0x43e/0x43e [ 505.345037][ T3819] ? get_tree_bdev+0x417/0x640 [ 505.381390][ T3819] ? vfs_get_tree+0x88/0x290 [ 505.385965][ T3819] ? do_new_mount+0x289/0xad0 [ 505.390623][ T3819] ? path_mount+0x60b/0x1050 [ 505.395203][ T3819] ? __x64_sys_mount+0xbf/0xd0 [ 505.399962][ T3819] ? do_syscall_64+0x44/0xd0 [ 505.404532][ T3819] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 505.410585][ T3819] dump_stack+0x15/0x17 [ 505.414720][ T3819] should_fail+0x3c0/0x510 [ 505.419118][ T3819] ? kvasprintf_const+0x139/0x180 [ 505.424145][ T3819] __should_failslab+0x9f/0xe0 [ 505.428890][ T3819] should_failslab+0x9/0x20 [ 505.433377][ T3819] __kmalloc_track_caller+0x6c/0x350 [ 505.438644][ T3819] kstrdup_const+0x55/0x90 [ 505.443039][ T3819] kvasprintf_const+0x139/0x180 [ 505.447883][ T3819] kobject_set_name_vargs+0x61/0x120 [ 505.453149][ T3819] kobject_init_and_add+0xdb/0x190 [ 505.458326][ T3819] ? __kasan_check_write+0x14/0x20 [ 505.463424][ T3819] ? kobject_add+0x210/0x210 [ 505.468025][ T3819] ? inode_init_always+0x760/0x9b0 [ 505.473133][ T3819] ? _raw_spin_unlock+0x4d/0x70 [ 505.477976][ T3819] ? _raw_spin_unlock+0x4d/0x70 [ 505.482812][ T3819] erofs_register_sysfs+0xd1/0x130 [ 505.487905][ T3819] erofs_fc_fill_super+0x95c/0x1180 [ 505.493084][ T3819] get_tree_bdev+0x417/0x640 [ 505.497652][ T3819] ? erofs_release_device_info+0x90/0x90 [ 505.503265][ T3819] erofs_fc_get_tree+0x1c/0x20 [ 505.508007][ T3819] vfs_get_tree+0x88/0x290 [ 505.512425][ T3819] do_new_mount+0x289/0xad0 [ 505.516927][ T3819] ? do_move_mount_old+0x160/0x160 [ 505.523493][ T3819] ? security_capable+0xb2/0xd0 [ 505.528538][ T3819] ? ns_capable+0x8a/0xf0 [ 505.532874][ T3819] path_mount+0x60b/0x1050 [ 505.537292][ T3819] __se_sys_mount+0x2d2/0x3c0 [ 505.541961][ T3819] ? __x64_sys_mount+0xd0/0xd0 [ 505.546717][ T3819] __x64_sys_mount+0xbf/0xd0 [ 505.551316][ T3819] do_syscall_64+0x44/0xd0 [ 505.555812][ T3819] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 505.561688][ T3819] RIP: 0033:0x7f211b962c9a [ 505.566092][ T3819] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 505.585678][ T3819] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 505.594072][ T3819] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 505.602031][ T3819] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 505.609981][ T3819] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 505.617930][ T3819] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 505.626052][ T3819] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 505.634029][ T3819] [ 505.638043][ T3819] kobject: can not set name properly! [ 505.645692][ T3824] loop3: detected capacity change from 0 to 16 [ 505.649453][ T3823] loop4: detected capacity change from 0 to 16 [ 505.652976][ T3825] loop0: detected capacity change from 0 to 16 [ 505.658551][ T3824] FAULT_INJECTION: forcing a failure. [ 505.658551][ T3824] name failslab, interval 1, probability 0, space 0, times 0 [ 505.673586][ T3825] FAULT_INJECTION: forcing a failure. [ 505.673586][ T3825] name failslab, interval 1, probability 0, space 0, times 0 [ 505.678692][ T3823] FAULT_INJECTION: forcing a failure. [ 505.678692][ T3823] name failslab, interval 1, probability 0, space 0, times 0 [ 505.689759][ T3825] CPU: 1 PID: 3825 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 505.713023][ T3825] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 505.723071][ T3825] Call Trace: [ 505.726343][ T3825] [ 505.729272][ T3825] dump_stack_lvl+0x151/0x1b7 [ 505.734072][ T3825] ? bfq_pos_tree_add_move+0x43e/0x43e [ 505.739540][ T3825] ? get_tree_bdev+0x417/0x640 [ 505.744302][ T3825] ? vfs_get_tree+0x88/0x290 [ 505.748895][ T3825] ? do_new_mount+0x289/0xad0 [ 505.753564][ T3825] ? path_mount+0x60b/0x1050 [ 505.758143][ T3825] ? __x64_sys_mount+0xbf/0xd0 [ 505.762893][ T3825] ? do_syscall_64+0x44/0xd0 [ 505.767469][ T3825] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 505.773522][ T3825] dump_stack+0x15/0x17 [ 505.777668][ T3825] should_fail+0x3c0/0x510 [ 505.782075][ T3825] ? kvasprintf_const+0x139/0x180 [ 505.787088][ T3825] __should_failslab+0x9f/0xe0 [ 505.791841][ T3825] should_failslab+0x9/0x20 [ 505.796328][ T3825] __kmalloc_track_caller+0x6c/0x350 [ 505.801689][ T3825] kstrdup_const+0x55/0x90 [ 505.806092][ T3825] kvasprintf_const+0x139/0x180 [ 505.810948][ T3825] kobject_set_name_vargs+0x61/0x120 [ 505.816217][ T3825] kobject_init_and_add+0xdb/0x190 [ 505.821311][ T3825] ? __kasan_check_write+0x14/0x20 [ 505.826506][ T3825] ? kobject_add+0x210/0x210 [ 505.831079][ T3825] ? inode_init_always+0x760/0x9b0 [ 505.836186][ T3825] ? _raw_spin_unlock+0x4d/0x70 [ 505.841110][ T3825] ? _raw_spin_unlock+0x4d/0x70 [ 505.845958][ T3825] erofs_register_sysfs+0xd1/0x130 [ 505.851073][ T3825] erofs_fc_fill_super+0x95c/0x1180 [ 505.856262][ T3825] get_tree_bdev+0x417/0x640 [ 505.860841][ T3825] ? erofs_release_device_info+0x90/0x90 [ 505.866465][ T3825] erofs_fc_get_tree+0x1c/0x20 [ 505.871219][ T3825] vfs_get_tree+0x88/0x290 [ 505.875622][ T3825] do_new_mount+0x289/0xad0 [ 505.880125][ T3825] ? do_move_mount_old+0x160/0x160 [ 505.885308][ T3825] ? security_capable+0xb2/0xd0 [ 505.890144][ T3825] ? ns_capable+0x8a/0xf0 [ 505.894468][ T3825] path_mount+0x60b/0x1050 [ 505.898891][ T3825] __se_sys_mount+0x2d2/0x3c0 [ 505.903605][ T3825] ? __x64_sys_mount+0xd0/0xd0 [ 505.908368][ T3825] __x64_sys_mount+0xbf/0xd0 [ 505.912955][ T3825] do_syscall_64+0x44/0xd0 [ 505.917355][ T3825] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 505.923241][ T3825] RIP: 0033:0x7f211b962c9a [ 505.927915][ T3825] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 505.947522][ T3825] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 505.955932][ T3825] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 505.963892][ T3825] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 505.971849][ T3825] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 505.979808][ T3825] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 505.987763][ T3825] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 505.995761][ T3825] [ 505.998767][ T3823] CPU: 0 PID: 3823 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 506.001624][ T3825] kobject: can not set name properly! [ 506.009521][ T3823] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 506.009535][ T3823] Call Trace: [ 506.009540][ T3823] [ 506.009544][ T3823] dump_stack_lvl+0x151/0x1b7 [ 506.009566][ T3823] ? bfq_pos_tree_add_move+0x43e/0x43e [ 506.009583][ T3823] ? _raw_spin_lock+0xa3/0x1b0 [ 506.009604][ T3823] dump_stack+0x15/0x17 [ 506.009618][ T3823] should_fail+0x3c0/0x510 [ 506.054745][ T3823] __should_failslab+0x9f/0xe0 [ 506.059498][ T3823] should_failslab+0x9/0x20 [ 506.064193][ T3823] kmem_cache_alloc+0x4f/0x2f0 [ 506.068936][ T3823] ? erofs_alloc_inode+0x1b/0x50 [ 506.073948][ T3823] ? __kasan_check_write+0x14/0x20 [ 506.079040][ T3823] ? _erofs_info+0x190/0x190 [ 506.083607][ T3823] erofs_alloc_inode+0x1b/0x50 [ 506.088346][ T3823] ? _erofs_info+0x190/0x190 [ 506.092924][ T3823] new_inode_pseudo+0x64/0x220 [ 506.097685][ T3823] new_inode+0x28/0x1c0 [ 506.101924][ T3823] ? _raw_spin_unlock+0x4d/0x70 [ 506.106762][ T3823] ? erofs_shrinker_register+0xfb/0x110 [ 506.112286][ T3823] erofs_fc_fill_super+0x867/0x1180 [ 506.117466][ T3823] get_tree_bdev+0x417/0x640 [ 506.122033][ T3823] ? erofs_release_device_info+0x90/0x90 [ 506.127656][ T3823] erofs_fc_get_tree+0x1c/0x20 [ 506.132404][ T3823] vfs_get_tree+0x88/0x290 [ 506.136801][ T3823] do_new_mount+0x289/0xad0 [ 506.141284][ T3823] ? do_move_mount_old+0x160/0x160 [ 506.146396][ T3823] ? security_capable+0xb2/0xd0 [ 506.151227][ T3823] ? ns_capable+0x8a/0xf0 [ 506.155536][ T3823] path_mount+0x60b/0x1050 [ 506.160038][ T3823] __se_sys_mount+0x2d2/0x3c0 [ 506.164694][ T3823] ? __x64_sys_mount+0xd0/0xd0 [ 506.169615][ T3823] __x64_sys_mount+0xbf/0xd0 [ 506.174185][ T3823] do_syscall_64+0x44/0xd0 [ 506.178581][ T3823] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 506.184462][ T3823] RIP: 0033:0x7f211b962c9a [ 506.188859][ T3823] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 506.208445][ T3823] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 506.216838][ T3823] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 506.224787][ T3823] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 506.232741][ T3823] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 506.240712][ T3823] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 506.248854][ T3823] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 506.256819][ T3823] [ 506.261914][ T3824] CPU: 1 PID: 3824 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 506.272693][ T3824] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 506.282738][ T3824] Call Trace: [ 506.285999][ T3824] [ 506.288912][ T3824] dump_stack_lvl+0x151/0x1b7 [ 506.293678][ T3824] ? bfq_pos_tree_add_move+0x43e/0x43e [ 506.299211][ T3824] ? get_tree_bdev+0x417/0x640 [ 506.303954][ T3824] ? vfs_get_tree+0x88/0x290 [ 506.308521][ T3824] ? do_new_mount+0x289/0xad0 [ 506.313178][ T3824] ? path_mount+0x60b/0x1050 [ 506.317749][ T3824] ? __x64_sys_mount+0xbf/0xd0 [ 506.322496][ T3824] ? do_syscall_64+0x44/0xd0 [ 506.327253][ T3824] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 506.333526][ T3824] dump_stack+0x15/0x17 [ 506.337661][ T3824] should_fail+0x3c0/0x510 [ 506.342062][ T3824] ? kvasprintf_const+0x139/0x180 [ 506.347078][ T3824] __should_failslab+0x9f/0xe0 [ 506.351823][ T3824] should_failslab+0x9/0x20 [ 506.356305][ T3824] __kmalloc_track_caller+0x6c/0x350 [ 506.361575][ T3824] kstrdup_const+0x55/0x90 [ 506.365978][ T3824] kvasprintf_const+0x139/0x180 [ 506.370894][ T3824] kobject_set_name_vargs+0x61/0x120 [ 506.376157][ T3824] kobject_init_and_add+0xdb/0x190 [ 506.381333][ T3824] ? __kasan_check_write+0x14/0x20 [ 506.386423][ T3824] ? kobject_add+0x210/0x210 [ 506.390992][ T3824] ? inode_init_always+0x760/0x9b0 [ 506.396090][ T3824] ? _raw_spin_unlock+0x4d/0x70 [ 506.401100][ T3824] ? _raw_spin_unlock+0x4d/0x70 [ 506.405931][ T3824] erofs_register_sysfs+0xd1/0x130 [ 506.411111][ T3824] erofs_fc_fill_super+0x95c/0x1180 [ 506.416292][ T3824] get_tree_bdev+0x417/0x640 [ 506.420889][ T3824] ? erofs_release_device_info+0x90/0x90 [ 506.426510][ T3824] erofs_fc_get_tree+0x1c/0x20 [ 506.431258][ T3824] vfs_get_tree+0x88/0x290 [ 506.435654][ T3824] do_new_mount+0x289/0xad0 [ 506.440140][ T3824] ? do_move_mount_old+0x160/0x160 [ 506.445253][ T3824] ? security_capable+0xb2/0xd0 [ 506.450112][ T3824] ? ns_capable+0x8a/0xf0 [ 506.454427][ T3824] path_mount+0x60b/0x1050 [ 506.458876][ T3824] __se_sys_mount+0x2d2/0x3c0 [ 506.463536][ T3824] ? __x64_sys_mount+0xd0/0xd0 [ 506.468284][ T3824] __x64_sys_mount+0xbf/0xd0 [ 506.472854][ T3824] do_syscall_64+0x44/0xd0 [ 506.477252][ T3824] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 506.483131][ T3824] RIP: 0033:0x7f211b962c9a [ 506.487526][ T3824] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 506.507206][ T3824] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 506.515708][ T3824] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 506.523671][ T3824] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 506.531624][ T3824] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 506.539576][ T3824] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 506.547712][ T3824] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 506.555682][ T3824] [ 506.558796][ T3824] kobject: can not set name properly! [ 506.563538][ T3827] loop2: detected capacity change from 0 to 16 [ 506.572170][ T3827] FAULT_INJECTION: forcing a failure. [ 506.572170][ T3827] name failslab, interval 1, probability 0, space 0, times 0 [ 506.585000][ T3827] CPU: 1 PID: 3827 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 506.595782][ T3827] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 506.605822][ T3827] Call Trace: [ 506.609081][ T3827] [ 506.611994][ T3827] dump_stack_lvl+0x151/0x1b7 [ 506.616758][ T3827] ? bfq_pos_tree_add_move+0x43e/0x43e [ 506.622196][ T3827] ? get_tree_bdev+0x417/0x640 [ 506.626939][ T3827] ? vfs_get_tree+0x88/0x290 [ 506.631518][ T3827] ? do_new_mount+0x289/0xad0 [ 506.636270][ T3827] ? path_mount+0x60b/0x1050 [ 506.640865][ T3827] ? __x64_sys_mount+0xbf/0xd0 [ 506.645621][ T3827] ? do_syscall_64+0x44/0xd0 [ 506.650209][ T3827] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 506.656282][ T3827] dump_stack+0x15/0x17 [ 506.660417][ T3827] should_fail+0x3c0/0x510 [ 506.664819][ T3827] ? kvasprintf_const+0x139/0x180 [ 506.669823][ T3827] __should_failslab+0x9f/0xe0 [ 506.674567][ T3827] should_failslab+0x9/0x20 [ 506.679067][ T3827] __kmalloc_track_caller+0x6c/0x350 [ 506.684355][ T3827] kstrdup_const+0x55/0x90 [ 506.688796][ T3827] kvasprintf_const+0x139/0x180 [ 506.693743][ T3827] kobject_set_name_vargs+0x61/0x120 [ 506.699032][ T3827] kobject_init_and_add+0xdb/0x190 [ 506.704125][ T3827] ? __kasan_check_write+0x14/0x20 [ 506.709306][ T3827] ? kobject_add+0x210/0x210 [ 506.713873][ T3827] ? inode_init_always+0x760/0x9b0 [ 506.718995][ T3827] ? _raw_spin_unlock+0x4d/0x70 [ 506.723945][ T3827] ? _raw_spin_unlock+0x4d/0x70 [ 506.728787][ T3827] erofs_register_sysfs+0xd1/0x130 [ 506.733881][ T3827] erofs_fc_fill_super+0x95c/0x1180 [ 506.739083][ T3827] get_tree_bdev+0x417/0x640 [ 506.743869][ T3827] ? erofs_release_device_info+0x90/0x90 [ 506.749495][ T3827] erofs_fc_get_tree+0x1c/0x20 [ 506.754244][ T3827] vfs_get_tree+0x88/0x290 [ 506.758733][ T3827] do_new_mount+0x289/0xad0 [ 506.763220][ T3827] ? do_move_mount_old+0x160/0x160 [ 506.768311][ T3827] ? security_capable+0xb2/0xd0 [ 506.773229][ T3827] ? ns_capable+0x8a/0xf0 [ 506.777556][ T3827] path_mount+0x60b/0x1050 [ 506.782042][ T3827] __se_sys_mount+0x2d2/0x3c0 [ 506.786699][ T3827] ? __x64_sys_mount+0xd0/0xd0 [ 506.791448][ T3827] __x64_sys_mount+0xbf/0xd0 [ 506.796027][ T3827] do_syscall_64+0x44/0xd0 [ 506.800524][ T3827] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 506.806397][ T3827] RIP: 0033:0x7f211b962c9a [ 506.810792][ T3827] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 506.831100][ T3827] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 506.839696][ T3827] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 506.847649][ T3827] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 506.855599][ T3827] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 506.863551][ T3827] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 506.871503][ T3827] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 506.879459][ T3827] [ 506.882884][ T3827] kobject: can not set name properly! [ 506.893411][ T3832] loop3: detected capacity change from 0 to 16 [ 506.895003][ T3835] loop4: detected capacity change from 0 to 16 [ 506.900148][ T3833] loop5: detected capacity change from 0 to 16 [ 506.906625][ T3835] FAULT_INJECTION: forcing a failure. [ 506.906625][ T3835] name failslab, interval 1, probability 0, space 0, times 0 [ 506.916268][ T3832] FAULT_INJECTION: forcing a failure. [ 506.916268][ T3832] name failslab, interval 1, probability 0, space 0, times 0 [ 506.924977][ T3835] CPU: 0 PID: 3835 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 506.937482][ T3833] FAULT_INJECTION: forcing a failure. [ 506.937482][ T3833] name failslab, interval 1, probability 0, space 0, times 0 [ 506.948079][ T3835] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 506.948090][ T3835] Call Trace: [ 506.948096][ T3835] [ 506.948101][ T3835] dump_stack_lvl+0x151/0x1b7 [ 506.948122][ T3835] ? bfq_pos_tree_add_move+0x43e/0x43e [ 506.948140][ T3835] dump_stack+0x15/0x17 [ 506.948154][ T3835] should_fail+0x3c0/0x510 [ 506.948174][ T3835] __should_failslab+0x9f/0xe0 [ 507.000265][ T3835] should_failslab+0x9/0x20 [ 507.004763][ T3835] kmem_cache_alloc+0x4f/0x2f0 [ 507.009550][ T3835] ? from_kuid_munged+0x7b0/0x7b0 [ 507.014561][ T3835] ? security_inode_alloc+0x29/0x140 [ 507.019833][ T3835] security_inode_alloc+0x29/0x140 [ 507.024931][ T3835] inode_init_always+0x749/0x9b0 [ 507.029852][ T3835] ? _erofs_info+0x190/0x190 [ 507.034424][ T3835] new_inode_pseudo+0x93/0x220 [ 507.039171][ T3835] new_inode+0x28/0x1c0 [ 507.043307][ T3835] ? _raw_spin_unlock+0x4d/0x70 [ 507.048406][ T3835] ? erofs_shrinker_register+0xfb/0x110 [ 507.053936][ T3835] erofs_fc_fill_super+0x867/0x1180 [ 507.059124][ T3835] get_tree_bdev+0x417/0x640 [ 507.063714][ T3835] ? erofs_release_device_info+0x90/0x90 [ 507.069344][ T3835] erofs_fc_get_tree+0x1c/0x20 [ 507.074091][ T3835] vfs_get_tree+0x88/0x290 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 507.078504][ T3835] do_new_mount+0x289/0xad0 [ 507.082994][ T3835] ? do_move_mount_old+0x160/0x160 [ 507.088093][ T3835] ? security_capable+0xb2/0xd0 [ 507.092943][ T3835] ? ns_capable+0x8a/0xf0 [ 507.098109][ T3835] path_mount+0x60b/0x1050 [ 507.102987][ T3835] __se_sys_mount+0x2d2/0x3c0 [ 507.107672][ T3835] ? __x64_sys_mount+0xd0/0xd0 [ 507.112433][ T3835] __x64_sys_mount+0xbf/0xd0 [ 507.117013][ T3835] do_syscall_64+0x44/0xd0 [ 507.121420][ T3835] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 507.127309][ T3835] RIP: 0033:0x7f211b962c9a [ 507.131795][ T3835] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 507.151395][ T3835] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 507.159804][ T3835] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 507.167773][ T3835] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 507.175729][ T3835] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 507.183688][ T3835] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 507.191643][ T3835] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 507.200304][ T3835] [ 507.203311][ T3832] CPU: 1 PID: 3832 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 507.214510][ T3832] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 507.225006][ T3832] Call Trace: [ 507.228267][ T3832] [ 507.231180][ T3832] dump_stack_lvl+0x151/0x1b7 [ 507.235839][ T3832] ? bfq_pos_tree_add_move+0x43e/0x43e [ 507.241277][ T3832] ? get_tree_bdev+0x417/0x640 [ 507.246104][ T3832] ? vfs_get_tree+0x88/0x290 [ 507.250672][ T3832] ? do_new_mount+0x289/0xad0 [ 507.255333][ T3832] ? path_mount+0x60b/0x1050 [ 507.259905][ T3832] ? __x64_sys_mount+0xbf/0xd0 [ 507.264741][ T3832] ? do_syscall_64+0x44/0xd0 [ 507.269398][ T3832] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 507.275453][ T3832] dump_stack+0x15/0x17 [ 507.279812][ T3832] should_fail+0x3c0/0x510 [ 507.284226][ T3832] ? kvasprintf_const+0x139/0x180 [ 507.289230][ T3832] __should_failslab+0x9f/0xe0 [ 507.293974][ T3832] should_failslab+0x9/0x20 [ 507.298460][ T3832] __kmalloc_track_caller+0x6c/0x350 [ 507.303847][ T3832] kstrdup_const+0x55/0x90 [ 507.308245][ T3832] kvasprintf_const+0x139/0x180 [ 507.313073][ T3832] kobject_set_name_vargs+0x61/0x120 [ 507.318337][ T3832] kobject_init_and_add+0xdb/0x190 [ 507.323428][ T3832] ? __kasan_check_write+0x14/0x20 [ 507.328515][ T3832] ? kobject_add+0x210/0x210 [ 507.333442][ T3832] ? inode_init_always+0x760/0x9b0 [ 507.338531][ T3832] ? _raw_spin_unlock+0x4d/0x70 [ 507.343452][ T3832] ? _raw_spin_unlock+0x4d/0x70 [ 507.348296][ T3832] erofs_register_sysfs+0xd1/0x130 [ 507.353387][ T3832] erofs_fc_fill_super+0x95c/0x1180 [ 507.358567][ T3832] get_tree_bdev+0x417/0x640 [ 507.363136][ T3832] ? erofs_release_device_info+0x90/0x90 [ 507.368746][ T3832] erofs_fc_get_tree+0x1c/0x20 [ 507.373575][ T3832] vfs_get_tree+0x88/0x290 [ 507.377982][ T3832] do_new_mount+0x289/0xad0 [ 507.382504][ T3832] ? do_move_mount_old+0x160/0x160 [ 507.387617][ T3832] ? security_capable+0xb2/0xd0 [ 507.392445][ T3832] ? ns_capable+0x8a/0xf0 [ 507.396757][ T3832] path_mount+0x60b/0x1050 [ 507.401261][ T3832] __se_sys_mount+0x2d2/0x3c0 [ 507.405918][ T3832] ? __x64_sys_mount+0xd0/0xd0 [ 507.410664][ T3832] ? vfs_mkdir+0x580/0x580 [ 507.415060][ T3832] __x64_sys_mount+0xbf/0xd0 [ 507.419634][ T3832] do_syscall_64+0x44/0xd0 [ 507.424028][ T3832] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 507.429902][ T3832] RIP: 0033:0x7f211b962c9a [ 507.434305][ T3832] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 507.454076][ T3832] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 507.462472][ T3832] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 507.470426][ T3832] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 507.478486][ T3832] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 507.486441][ T3832] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 507.494394][ T3832] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 507.502358][ T3832] [ 507.505567][ T3833] CPU: 1 PID: 3833 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 507.508313][ T3832] kobject: can not set name properly! [ 507.516636][ T3833] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 507.516654][ T3833] Call Trace: [ 507.516661][ T3833] [ 507.516667][ T3833] dump_stack_lvl+0x151/0x1b7 [ 507.516689][ T3833] ? bfq_pos_tree_add_move+0x43e/0x43e [ 507.516704][ T3833] ? _raw_spin_lock+0xa3/0x1b0 [ 507.516720][ T3833] dump_stack+0x15/0x17 [ 507.516733][ T3833] should_fail+0x3c0/0x510 [ 507.516750][ T3833] __should_failslab+0x9f/0xe0 [ 507.516766][ T3833] should_failslab+0x9/0x20 [ 507.516781][ T3833] kmem_cache_alloc+0x4f/0x2f0 [ 507.516797][ T3833] ? erofs_alloc_inode+0x1b/0x50 [ 507.516811][ T3833] ? __kasan_check_write+0x14/0x20 [ 507.586136][ T3833] ? _erofs_info+0x190/0x190 [ 507.590720][ T3833] erofs_alloc_inode+0x1b/0x50 [ 507.595463][ T3833] ? _erofs_info+0x190/0x190 [ 507.600032][ T3833] new_inode_pseudo+0x64/0x220 [ 507.604775][ T3833] new_inode+0x28/0x1c0 [ 507.608996][ T3833] ? _raw_spin_unlock+0x4d/0x70 [ 507.614178][ T3833] ? erofs_shrinker_register+0xfb/0x110 [ 507.619703][ T3833] erofs_fc_fill_super+0x867/0x1180 [ 507.624891][ T3833] get_tree_bdev+0x417/0x640 [ 507.629461][ T3833] ? erofs_release_device_info+0x90/0x90 [ 507.635073][ T3833] erofs_fc_get_tree+0x1c/0x20 [ 507.639855][ T3833] vfs_get_tree+0x88/0x290 [ 507.644390][ T3833] do_new_mount+0x289/0xad0 [ 507.648888][ T3833] ? do_move_mount_old+0x160/0x160 [ 507.653996][ T3833] ? security_capable+0xb2/0xd0 [ 507.658829][ T3833] ? ns_capable+0x8a/0xf0 [ 507.663139][ T3833] path_mount+0x60b/0x1050 [ 507.667541][ T3833] __se_sys_mount+0x2d2/0x3c0 [ 507.672378][ T3833] ? __x64_sys_mount+0xd0/0xd0 [ 507.677124][ T3833] ? vfs_mkdir+0x580/0x580 [ 507.681618][ T3833] __x64_sys_mount+0xbf/0xd0 [ 507.686190][ T3833] do_syscall_64+0x44/0xd0 [ 507.691034][ T3833] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 507.696909][ T3833] RIP: 0033:0x7f211b962c9a [ 507.701310][ T3833] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 507.720899][ T3833] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 507.729381][ T3833] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 507.737346][ T3833] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 507.745310][ T3833] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 507.753276][ T3833] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 507.761231][ T3833] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 507.769416][ T3833] write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 507.777840][ T3837] loop1: detected capacity change from 0 to 16 [ 507.785230][ T3837] FAULT_INJECTION: forcing a failure. [ 507.785230][ T3837] name failslab, interval 1, probability 0, space 0, times 0 [ 507.798014][ T3837] CPU: 0 PID: 3837 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 507.809041][ T3837] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 507.819089][ T3837] Call Trace: [ 507.822386][ T3837] [ 507.830253][ T3837] dump_stack_lvl+0x151/0x1b7 [ 507.835008][ T3837] ? bfq_pos_tree_add_move+0x43e/0x43e [ 507.840449][ T3837] ? get_tree_bdev+0x417/0x640 [ 507.845191][ T3837] ? vfs_get_tree+0x88/0x290 [ 507.849766][ T3837] ? do_new_mount+0x289/0xad0 [ 507.854442][ T3837] ? path_mount+0x60b/0x1050 [ 507.859027][ T3837] ? __x64_sys_mount+0xbf/0xd0 [ 507.863781][ T3837] ? do_syscall_64+0x44/0xd0 [ 507.868442][ T3837] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 507.874519][ T3837] dump_stack+0x15/0x17 [ 507.878658][ T3837] should_fail+0x3c0/0x510 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 507.883143][ T3837] ? kvasprintf_const+0x139/0x180 [ 507.888159][ T3837] __should_failslab+0x9f/0xe0 [ 507.892921][ T3837] should_failslab+0x9/0x20 [ 507.897403][ T3837] __kmalloc_track_caller+0x6c/0x350 [ 507.902669][ T3837] kstrdup_const+0x55/0x90 [ 507.907074][ T3837] kvasprintf_const+0x139/0x180 [ 507.911908][ T3837] kobject_set_name_vargs+0x61/0x120 [ 507.917206][ T3837] kobject_init_and_add+0xdb/0x190 [ 507.922312][ T3837] ? __kasan_check_write+0x14/0x20 [ 507.927401][ T3837] ? kobject_add+0x210/0x210 [ 507.932054][ T3837] ? inode_init_always+0x760/0x9b0 [ 507.937143][ T3837] ? _raw_spin_unlock+0x4d/0x70 [ 507.942000][ T3837] ? _raw_spin_unlock+0x4d/0x70 [ 507.946844][ T3837] erofs_register_sysfs+0xd1/0x130 [ 507.952323][ T3837] erofs_fc_fill_super+0x95c/0x1180 [ 507.957519][ T3837] get_tree_bdev+0x417/0x640 [ 507.962099][ T3837] ? erofs_release_device_info+0x90/0x90 [ 507.967715][ T3837] erofs_fc_get_tree+0x1c/0x20 [ 507.972465][ T3837] vfs_get_tree+0x88/0x290 [ 507.976865][ T3837] do_new_mount+0x289/0xad0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 507.981364][ T3837] ? do_move_mount_old+0x160/0x160 [ 507.986458][ T3837] ? security_capable+0xb2/0xd0 [ 507.991390][ T3837] ? ns_capable+0x8a/0xf0 [ 507.995698][ T3837] path_mount+0x60b/0x1050 [ 508.000090][ T3837] __se_sys_mount+0x2d2/0x3c0 [ 508.004750][ T3837] ? __x64_sys_mount+0xd0/0xd0 [ 508.009498][ T3837] ? vfs_mkdir+0x580/0x580 [ 508.013894][ T3837] __x64_sys_mount+0xbf/0xd0 [ 508.018555][ T3837] do_syscall_64+0x44/0xd0 [ 508.022978][ T3837] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 508.028864][ T3837] RIP: 0033:0x7f211b962c9a [ 508.033271][ T3837] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 508.053031][ T3837] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 508.061429][ T3837] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 508.069472][ T3837] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 508.077513][ T3837] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 508.085458][ T3837] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 508.093402][ T3837] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 508.101542][ T3837] [ 508.106622][ T3837] kobject: can not set name properly! [ 508.108390][ T3839] loop2: detected capacity change from 0 to 16 [ 508.119240][ T3839] FAULT_INJECTION: forcing a failure. [ 508.119240][ T3839] name failslab, interval 1, probability 0, space 0, times 0 [ 508.135373][ T3839] CPU: 0 PID: 3839 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 508.137545][ T3842] loop4: detected capacity change from 0 to 16 [ 508.146146][ T3839] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 508.146164][ T3839] Call Trace: [ 508.146169][ T3839] [ 508.146174][ T3839] dump_stack_lvl+0x151/0x1b7 [ 508.146196][ T3839] ? bfq_pos_tree_add_move+0x43e/0x43e [ 508.146212][ T3839] ? get_tree_bdev+0x417/0x640 [ 508.152948][ T3843] loop0: detected capacity change from 0 to 16 [ 508.162375][ T3839] ? vfs_get_tree+0x88/0x290 [ 508.162395][ T3839] ? do_new_mount+0x289/0xad0 [ 508.162411][ T3839] ? path_mount+0x60b/0x1050 [ 508.162426][ T3839] ? __x64_sys_mount+0xbf/0xd0 [ 508.162441][ T3839] ? do_syscall_64+0x44/0xd0 [ 508.166456][ T3842] FAULT_INJECTION: forcing a failure. [ 508.166456][ T3842] name failslab, interval 1, probability 0, space 0, times 0 [ 508.168650][ T3839] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 508.168677][ T3839] dump_stack+0x15/0x17 [ 508.178776][ T3843] FAULT_INJECTION: forcing a failure. [ 508.178776][ T3843] name failslab, interval 1, probability 0, space 0, times 0 [ 508.183527][ T3839] should_fail+0x3c0/0x510 [ 508.252928][ T3839] ? kvasprintf_const+0x139/0x180 [ 508.257951][ T3839] __should_failslab+0x9f/0xe0 [ 508.262706][ T3839] should_failslab+0x9/0x20 [ 508.267214][ T3839] __kmalloc_track_caller+0x6c/0x350 [ 508.272491][ T3839] kstrdup_const+0x55/0x90 [ 508.276921][ T3839] kvasprintf_const+0x139/0x180 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 508.281760][ T3839] kobject_set_name_vargs+0x61/0x120 [ 508.287033][ T3839] kobject_init_and_add+0xdb/0x190 [ 508.292131][ T3839] ? __kasan_check_write+0x14/0x20 [ 508.297230][ T3839] ? kobject_add+0x210/0x210 [ 508.301806][ T3839] ? inode_init_always+0x760/0x9b0 [ 508.306907][ T3839] ? _raw_spin_unlock+0x4d/0x70 [ 508.311748][ T3839] ? _raw_spin_unlock+0x4d/0x70 [ 508.316678][ T3839] erofs_register_sysfs+0xd1/0x130 [ 508.321786][ T3839] erofs_fc_fill_super+0x95c/0x1180 [ 508.326979][ T3839] get_tree_bdev+0x417/0x640 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 508.331555][ T3839] ? erofs_release_device_info+0x90/0x90 [ 508.337172][ T3839] erofs_fc_get_tree+0x1c/0x20 [ 508.341923][ T3839] vfs_get_tree+0x88/0x290 [ 508.346328][ T3839] do_new_mount+0x289/0xad0 [ 508.350830][ T3839] ? do_move_mount_old+0x160/0x160 [ 508.355929][ T3839] ? security_capable+0xb2/0xd0 [ 508.360766][ T3839] ? ns_capable+0x8a/0xf0 [ 508.365084][ T3839] path_mount+0x60b/0x1050 [ 508.369494][ T3839] __se_sys_mount+0x2d2/0x3c0 [ 508.374161][ T3839] ? __x64_sys_mount+0xd0/0xd0 [ 508.378921][ T3839] __x64_sys_mount+0xbf/0xd0 [ 508.383510][ T3839] do_syscall_64+0x44/0xd0 [ 508.387992][ T3839] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 508.393875][ T3839] RIP: 0033:0x7f211b962c9a [ 508.398280][ T3839] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 508.417960][ T3839] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 508.426364][ T3839] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 508.434324][ T3839] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 508.442293][ T3839] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 508.450255][ T3839] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 508.458219][ T3839] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 508.466180][ T3839] [ 508.469186][ T3842] CPU: 1 PID: 3842 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 508.479951][ T3842] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 508.489992][ T3842] Call Trace: [ 508.493258][ T3842] [ 508.496171][ T3842] dump_stack_lvl+0x151/0x1b7 [ 508.500836][ T3842] ? bfq_pos_tree_add_move+0x43e/0x43e [ 508.506275][ T3842] ? _raw_spin_lock+0xa3/0x1b0 [ 508.511021][ T3842] dump_stack+0x15/0x17 [ 508.515158][ T3842] should_fail+0x3c0/0x510 [ 508.519563][ T3842] __should_failslab+0x9f/0xe0 [ 508.524309][ T3842] should_failslab+0x9/0x20 [ 508.528797][ T3842] kmem_cache_alloc+0x4f/0x2f0 [ 508.533648][ T3842] ? erofs_alloc_inode+0x1b/0x50 [ 508.538596][ T3842] ? __kasan_check_write+0x14/0x20 [ 508.543904][ T3842] ? _erofs_info+0x190/0x190 [ 508.548488][ T3842] erofs_alloc_inode+0x1b/0x50 [ 508.553232][ T3842] ? _erofs_info+0x190/0x190 [ 508.557801][ T3842] new_inode_pseudo+0x64/0x220 [ 508.562544][ T3842] new_inode+0x28/0x1c0 [ 508.566683][ T3842] ? _raw_spin_unlock+0x4d/0x70 [ 508.571519][ T3842] ? erofs_shrinker_register+0xfb/0x110 [ 508.577063][ T3842] erofs_fc_fill_super+0x867/0x1180 [ 508.582243][ T3842] get_tree_bdev+0x417/0x640 [ 508.586813][ T3842] ? erofs_release_device_info+0x90/0x90 [ 508.592431][ T3842] erofs_fc_get_tree+0x1c/0x20 [ 508.597178][ T3842] vfs_get_tree+0x88/0x290 [ 508.601575][ T3842] do_new_mount+0x289/0xad0 [ 508.606064][ T3842] ? do_move_mount_old+0x160/0x160 [ 508.611167][ T3842] ? security_capable+0xb2/0xd0 [ 508.616010][ T3842] ? ns_capable+0x8a/0xf0 [ 508.620320][ T3842] path_mount+0x60b/0x1050 [ 508.624717][ T3842] __se_sys_mount+0x2d2/0x3c0 [ 508.629373][ T3842] ? __x64_sys_mount+0xd0/0xd0 [ 508.634119][ T3842] __x64_sys_mount+0xbf/0xd0 [ 508.638690][ T3842] do_syscall_64+0x44/0xd0 [ 508.643089][ T3842] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 508.648966][ T3842] RIP: 0033:0x7f211b962c9a [ 508.653362][ T3842] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 508.673159][ T3842] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 508.681582][ T3842] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 508.689536][ T3842] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 508.697488][ T3842] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 508.705442][ T3842] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 508.713393][ T3842] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 508.721353][ T3842] [ 508.726551][ T3839] kobject: can not set name properly! [ 508.728468][ T3843] CPU: 0 PID: 3843 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 508.742939][ T3843] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 508.752987][ T3843] Call Trace: [ 508.756279][ T3843] [ 508.759195][ T3843] dump_stack_lvl+0x151/0x1b7 [ 508.763866][ T3843] ? bfq_pos_tree_add_move+0x43e/0x43e [ 508.769306][ T3843] ? _raw_spin_lock+0xa3/0x1b0 [ 508.774059][ T3843] dump_stack+0x15/0x17 [ 508.778200][ T3843] should_fail+0x3c0/0x510 [ 508.782625][ T3843] __should_failslab+0x9f/0xe0 [ 508.787372][ T3843] should_failslab+0x9/0x20 [ 508.791872][ T3843] kmem_cache_alloc+0x4f/0x2f0 [ 508.796652][ T3843] ? erofs_alloc_inode+0x1b/0x50 [ 508.801592][ T3843] ? __kasan_check_write+0x14/0x20 [ 508.806716][ T3843] ? _erofs_info+0x190/0x190 [ 508.811291][ T3843] erofs_alloc_inode+0x1b/0x50 [ 508.816038][ T3843] ? _erofs_info+0x190/0x190 [ 508.820607][ T3843] new_inode_pseudo+0x64/0x220 [ 508.825352][ T3843] new_inode+0x28/0x1c0 [ 508.829603][ T3843] ? _raw_spin_unlock+0x4d/0x70 [ 508.834446][ T3843] ? erofs_shrinker_register+0xfb/0x110 [ 508.839987][ T3843] erofs_fc_fill_super+0x867/0x1180 [ 508.845199][ T3843] get_tree_bdev+0x417/0x640 [ 508.849884][ T3843] ? erofs_release_device_info+0x90/0x90 [ 508.855525][ T3843] erofs_fc_get_tree+0x1c/0x20 [ 508.860393][ T3843] vfs_get_tree+0x88/0x290 [ 508.864811][ T3843] do_new_mount+0x289/0xad0 [ 508.869301][ T3843] ? do_move_mount_old+0x160/0x160 [ 508.874397][ T3843] ? security_capable+0xb2/0xd0 [ 508.879232][ T3843] ? ns_capable+0x8a/0xf0 [ 508.883544][ T3843] path_mount+0x60b/0x1050 [ 508.887950][ T3843] __se_sys_mount+0x2d2/0x3c0 [ 508.892701][ T3843] ? __x64_sys_mount+0xd0/0xd0 [ 508.897446][ T3843] __x64_sys_mount+0xbf/0xd0 [ 508.902016][ T3843] do_syscall_64+0x44/0xd0 [ 508.906412][ T3843] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 508.912286][ T3843] RIP: 0033:0x7f211b962c9a [ 508.916860][ T3843] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 508.936533][ T3843] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 508.944949][ T3843] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 508.952901][ T3843] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 508.960849][ T3843] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 508.968807][ T3843] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 508.976846][ T3843] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 508.984809][ T3843] [ 508.992178][ T3845] loop3: detected capacity change from 0 to 16 [ 508.999081][ T3845] FAULT_INJECTION: forcing a failure. [ 508.999081][ T3845] name failslab, interval 1, probability 0, space 0, times 0 [ 509.011909][ T3845] CPU: 0 PID: 3845 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 509.022646][ T3845] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 509.032771][ T3845] Call Trace: [ 509.036128][ T3845] [ 509.039153][ T3845] dump_stack_lvl+0x151/0x1b7 [ 509.043834][ T3845] ? bfq_pos_tree_add_move+0x43e/0x43e [ 509.049278][ T3845] ? _raw_spin_lock+0xa3/0x1b0 [ 509.054050][ T3845] dump_stack+0x15/0x17 [ 509.058186][ T3845] should_fail+0x3c0/0x510 [ 509.062588][ T3845] __should_failslab+0x9f/0xe0 [ 509.067330][ T3845] should_failslab+0x9/0x20 [ 509.071985][ T3845] kmem_cache_alloc+0x4f/0x2f0 [ 509.076746][ T3845] ? erofs_alloc_inode+0x1b/0x50 [ 509.081662][ T3845] ? __kasan_check_write+0x14/0x20 [ 509.086837][ T3845] ? _erofs_info+0x190/0x190 [ 509.091405][ T3845] erofs_alloc_inode+0x1b/0x50 [ 509.096154][ T3845] ? _erofs_info+0x190/0x190 [ 509.100895][ T3845] new_inode_pseudo+0x64/0x220 [ 509.105641][ T3845] new_inode+0x28/0x1c0 [ 509.109872][ T3845] ? _raw_spin_unlock+0x4d/0x70 [ 509.114987][ T3845] ? erofs_shrinker_register+0xfb/0x110 [ 509.120537][ T3845] erofs_fc_fill_super+0x867/0x1180 [ 509.125716][ T3845] get_tree_bdev+0x417/0x640 [ 509.130287][ T3845] ? erofs_release_device_info+0x90/0x90 [ 509.135898][ T3845] erofs_fc_get_tree+0x1c/0x20 [ 509.140737][ T3845] vfs_get_tree+0x88/0x290 [ 509.145135][ T3845] do_new_mount+0x289/0xad0 [ 509.149713][ T3845] ? do_move_mount_old+0x160/0x160 [ 509.154812][ T3845] ? security_capable+0xb2/0xd0 [ 509.159642][ T3845] ? ns_capable+0x8a/0xf0 [ 509.163951][ T3845] path_mount+0x60b/0x1050 [ 509.168365][ T3845] __se_sys_mount+0x2d2/0x3c0 [ 509.173033][ T3845] ? __x64_sys_mount+0xd0/0xd0 [ 509.177798][ T3845] __x64_sys_mount+0xbf/0xd0 [ 509.182486][ T3845] do_syscall_64+0x44/0xd0 [ 509.187244][ T3845] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 509.193146][ T3845] RIP: 0033:0x7f211b962c9a [ 509.197553][ T3845] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 509.217663][ T3845] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 509.226162][ T3845] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 509.234113][ T3845] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 509.242211][ T3845] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 509.250264][ T3845] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 509.258312][ T3845] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 509.266271][ T3845] [ 509.271436][ T3847] loop1: detected capacity change from 0 to 16 [ 509.276887][ T3849] loop5: detected capacity change from 0 to 16 [ 509.279252][ T3847] FAULT_INJECTION: forcing a failure. [ 509.279252][ T3847] name failslab, interval 1, probability 0, space 0, times 0 [ 509.287543][ T3851] loop0: detected capacity change from 0 to 16 [ 509.297073][ T3847] CPU: 1 PID: 3847 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 509.302842][ T3849] FAULT_INJECTION: forcing a failure. [ 509.302842][ T3849] name failslab, interval 1, probability 0, space 0, times 0 [ 509.313628][ T3847] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 509.313643][ T3847] Call Trace: [ 509.313649][ T3847] [ 509.313655][ T3847] dump_stack_lvl+0x151/0x1b7 [ 509.313678][ T3847] ? bfq_pos_tree_add_move+0x43e/0x43e [ 509.313694][ T3847] dump_stack+0x15/0x17 [ 509.313708][ T3847] should_fail+0x3c0/0x510 [ 509.313727][ T3847] __should_failslab+0x9f/0xe0 [ 509.313744][ T3847] should_failslab+0x9/0x20 [ 509.313758][ T3847] kmem_cache_alloc+0x4f/0x2f0 [ 509.375427][ T3847] ? from_kuid_munged+0x7b0/0x7b0 [ 509.380449][ T3847] ? security_inode_alloc+0x29/0x140 [ 509.385791][ T3847] security_inode_alloc+0x29/0x140 [ 509.390890][ T3847] inode_init_always+0x749/0x9b0 [ 509.395815][ T3847] ? _erofs_info+0x190/0x190 [ 509.400395][ T3847] new_inode_pseudo+0x93/0x220 [ 509.405143][ T3847] new_inode+0x28/0x1c0 [ 509.409284][ T3847] ? _raw_spin_unlock+0x4d/0x70 [ 509.414131][ T3847] ? erofs_shrinker_register+0xfb/0x110 [ 509.419751][ T3847] erofs_fc_fill_super+0x867/0x1180 [ 509.424943][ T3847] get_tree_bdev+0x417/0x640 [ 509.429603][ T3847] ? erofs_release_device_info+0x90/0x90 [ 509.435221][ T3847] erofs_fc_get_tree+0x1c/0x20 [ 509.439972][ T3847] vfs_get_tree+0x88/0x290 [ 509.444374][ T3847] do_new_mount+0x289/0xad0 [ 509.448863][ T3847] ? do_move_mount_old+0x160/0x160 [ 509.453997][ T3847] ? security_capable+0xb2/0xd0 [ 509.458850][ T3847] ? ns_capable+0x8a/0xf0 [ 509.463175][ T3847] path_mount+0x60b/0x1050 [ 509.467588][ T3847] __se_sys_mount+0x2d2/0x3c0 [ 509.472252][ T3847] ? __x64_sys_mount+0xd0/0xd0 [ 509.477004][ T3847] __x64_sys_mount+0xbf/0xd0 [ 509.481582][ T3847] do_syscall_64+0x44/0xd0 [ 509.485986][ T3847] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 509.491869][ T3847] RIP: 0033:0x7f211b962c9a [ 509.496282][ T3847] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 509.515890][ T3847] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 509.524298][ T3847] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 509.532269][ T3847] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 509.540254][ T3847] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 509.548212][ T3847] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 509.556261][ T3847] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 509.564223][ T3847] [ 509.567229][ T3849] CPU: 0 PID: 3849 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 509.577984][ T3849] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 509.588022][ T3849] Call Trace: [ 509.591281][ T3849] [ 509.594234][ T3849] dump_stack_lvl+0x151/0x1b7 [ 509.598900][ T3849] ? bfq_pos_tree_add_move+0x43e/0x43e [ 509.604337][ T3849] ? make_kgid+0x215/0x710 [ 509.608737][ T3849] ? from_kuid_munged+0x7b0/0x7b0 [ 509.613740][ T3849] dump_stack+0x15/0x17 [ 509.617879][ T3849] should_fail+0x3c0/0x510 [ 509.622280][ T3849] __should_failslab+0x9f/0xe0 [ 509.627027][ T3849] should_failslab+0x9/0x20 [ 509.631510][ T3849] kmem_cache_alloc+0x4f/0x2f0 [ 509.636256][ T3849] ? __d_alloc+0x2d/0x6b0 [ 509.640568][ T3849] __d_alloc+0x2d/0x6b0 [ 509.644705][ T3849] ? erofs_inode_init_once+0x20/0x20 [ 509.649970][ T3849] d_make_root+0x4a/0xe0 [ 509.654192][ T3849] erofs_fc_fill_super+0x809/0x1180 [ 509.659371][ T3849] get_tree_bdev+0x417/0x640 [ 509.663942][ T3849] ? erofs_release_device_info+0x90/0x90 [ 509.669553][ T3849] erofs_fc_get_tree+0x1c/0x20 [ 509.674296][ T3849] vfs_get_tree+0x88/0x290 [ 509.678697][ T3849] do_new_mount+0x289/0xad0 [ 509.683185][ T3849] ? do_move_mount_old+0x160/0x160 [ 509.688298][ T3849] ? security_capable+0xb2/0xd0 [ 509.693150][ T3849] ? ns_capable+0x8a/0xf0 [ 509.697465][ T3849] path_mount+0x60b/0x1050 [ 509.701873][ T3849] __se_sys_mount+0x2d2/0x3c0 [ 509.706534][ T3849] ? __x64_sys_mount+0xd0/0xd0 [ 509.711282][ T3849] __x64_sys_mount+0xbf/0xd0 [ 509.715860][ T3849] do_syscall_64+0x44/0xd0 [ 509.720260][ T3849] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 509.726142][ T3849] RIP: 0033:0x7f211b962c9a [ 509.730538][ T3849] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 509.750158][ T3849] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 509.758622][ T3849] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 509.766586][ T3849] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 509.774541][ T3849] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 509.782511][ T3849] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 509.790486][ T3849] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 509.798448][ T3849] [ 509.801646][ T3851] FAULT_INJECTION: forcing a failure. [ 509.801646][ T3851] name failslab, interval 1, probability 0, space 0, times 0 [ 509.815237][ T3851] CPU: 0 PID: 3851 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 509.819017][ T3854] loop2: detected capacity change from 0 to 16 [ 509.826016][ T3851] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 509.826027][ T3851] Call Trace: [ 509.826032][ T3851] [ 509.826038][ T3851] dump_stack_lvl+0x151/0x1b7 [ 509.826059][ T3851] ? bfq_pos_tree_add_move+0x43e/0x43e [ 509.826073][ T3851] ? get_tree_bdev+0x417/0x640 [ 509.826087][ T3851] ? vfs_get_tree+0x88/0x290 [ 509.833007][ T3854] FAULT_INJECTION: forcing a failure. [ 509.833007][ T3854] name failslab, interval 1, probability 0, space 0, times 0 [ 509.842344][ T3851] ? do_new_mount+0x289/0xad0 [ 509.842367][ T3851] ? path_mount+0x60b/0x1050 [ 509.842382][ T3851] ? __x64_sys_mount+0xbf/0xd0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 509.842397][ T3851] ? do_syscall_64+0x44/0xd0 [ 509.842411][ T3851] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 509.905055][ T3851] dump_stack+0x15/0x17 [ 509.909213][ T3851] should_fail+0x3c0/0x510 [ 509.913624][ T3851] ? kvasprintf_const+0x139/0x180 [ 509.918646][ T3851] __should_failslab+0x9f/0xe0 [ 509.923494][ T3851] should_failslab+0x9/0x20 [ 509.927983][ T3851] __kmalloc_track_caller+0x6c/0x350 [ 509.933273][ T3851] kstrdup_const+0x55/0x90 [ 509.937772][ T3851] kvasprintf_const+0x139/0x180 [ 509.942613][ T3851] kobject_set_name_vargs+0x61/0x120 [ 509.947892][ T3851] kobject_init_and_add+0xdb/0x190 [ 509.953001][ T3851] ? __kasan_check_write+0x14/0x20 [ 509.958186][ T3851] ? kobject_add+0x210/0x210 [ 509.962762][ T3851] ? inode_init_always+0x760/0x9b0 [ 509.967866][ T3851] ? _raw_spin_unlock+0x4d/0x70 [ 509.972708][ T3851] ? _raw_spin_unlock+0x4d/0x70 [ 509.977551][ T3851] erofs_register_sysfs+0xd1/0x130 [ 509.982648][ T3851] erofs_fc_fill_super+0x95c/0x1180 [ 509.987923][ T3851] get_tree_bdev+0x417/0x640 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 509.992504][ T3851] ? erofs_release_device_info+0x90/0x90 [ 509.998122][ T3851] erofs_fc_get_tree+0x1c/0x20 [ 510.002867][ T3851] vfs_get_tree+0x88/0x290 [ 510.007280][ T3851] do_new_mount+0x289/0xad0 [ 510.011781][ T3851] ? do_move_mount_old+0x160/0x160 [ 510.016882][ T3851] ? security_capable+0xb2/0xd0 [ 510.021811][ T3851] ? ns_capable+0x8a/0xf0 [ 510.026475][ T3851] path_mount+0x60b/0x1050 [ 510.030885][ T3851] __se_sys_mount+0x2d2/0x3c0 [ 510.035822][ T3851] ? __x64_sys_mount+0xd0/0xd0 [ 510.040670][ T3851] __x64_sys_mount+0xbf/0xd0 [ 510.045368][ T3851] do_syscall_64+0x44/0xd0 [ 510.049948][ T3851] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 510.055835][ T3851] RIP: 0033:0x7f211b962c9a [ 510.060248][ T3851] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 510.081045][ T3851] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 510.089483][ T3851] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 510.097534][ T3851] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 510.105455][ T3855] loop3: detected capacity change from 0 to 16 [ 510.105666][ T3851] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 510.119815][ T3851] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 510.120596][ T3855] FAULT_INJECTION: forcing a failure. [ 510.120596][ T3855] name failslab, interval 1, probability 0, space 0, times 0 [ 510.127782][ T3851] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 510.127800][ T3851] [ 510.130168][ T3851] kobject: can not set name properly! [ 510.140452][ T3854] CPU: 1 PID: 3854 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 510.167474][ T3854] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 510.177526][ T3854] Call Trace: [ 510.180786][ T3854] [ 510.183697][ T3854] dump_stack_lvl+0x151/0x1b7 [ 510.188359][ T3854] ? bfq_pos_tree_add_move+0x43e/0x43e [ 510.193837][ T3854] ? get_tree_bdev+0x417/0x640 [ 510.198668][ T3854] ? vfs_get_tree+0x88/0x290 [ 510.203238][ T3854] ? do_new_mount+0x289/0xad0 [ 510.207894][ T3854] ? path_mount+0x60b/0x1050 [ 510.212465][ T3854] ? __x64_sys_mount+0xbf/0xd0 [ 510.217210][ T3854] ? do_syscall_64+0x44/0xd0 [ 510.221780][ T3854] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 510.227834][ T3854] dump_stack+0x15/0x17 [ 510.231969][ T3854] should_fail+0x3c0/0x510 [ 510.236466][ T3854] ? kvasprintf_const+0x139/0x180 [ 510.241560][ T3854] __should_failslab+0x9f/0xe0 [ 510.246401][ T3854] should_failslab+0x9/0x20 [ 510.250889][ T3854] __kmalloc_track_caller+0x6c/0x350 [ 510.256159][ T3854] kstrdup_const+0x55/0x90 [ 510.260570][ T3854] kvasprintf_const+0x139/0x180 [ 510.265458][ T3854] kobject_set_name_vargs+0x61/0x120 [ 510.270746][ T3854] kobject_init_and_add+0xdb/0x190 [ 510.276202][ T3854] ? __kasan_check_write+0x14/0x20 [ 510.281301][ T3854] ? kobject_add+0x210/0x210 [ 510.285875][ T3854] ? inode_init_always+0x760/0x9b0 [ 510.290987][ T3854] ? _raw_spin_unlock+0x4d/0x70 [ 510.295822][ T3854] ? _raw_spin_unlock+0x4d/0x70 [ 510.300651][ T3854] erofs_register_sysfs+0xd1/0x130 [ 510.306045][ T3854] erofs_fc_fill_super+0x95c/0x1180 [ 510.311234][ T3854] get_tree_bdev+0x417/0x640 [ 510.315876][ T3854] ? erofs_release_device_info+0x90/0x90 [ 510.321488][ T3854] erofs_fc_get_tree+0x1c/0x20 [ 510.326233][ T3854] vfs_get_tree+0x88/0x290 [ 510.330633][ T3854] do_new_mount+0x289/0xad0 [ 510.335120][ T3854] ? do_move_mount_old+0x160/0x160 [ 510.340224][ T3854] ? security_capable+0xb2/0xd0 [ 510.345058][ T3854] ? ns_capable+0x8a/0xf0 [ 510.349365][ T3854] path_mount+0x60b/0x1050 [ 510.353762][ T3854] __se_sys_mount+0x2d2/0x3c0 [ 510.358423][ T3854] ? __x64_sys_mount+0xd0/0xd0 [ 510.363170][ T3854] __x64_sys_mount+0xbf/0xd0 [ 510.367739][ T3854] do_syscall_64+0x44/0xd0 [ 510.372135][ T3854] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 510.378122][ T3854] RIP: 0033:0x7f211b962c9a [ 510.382779][ T3854] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 510.402452][ T3854] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 510.410847][ T3854] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 510.418799][ T3854] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 510.426838][ T3854] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 510.434789][ T3854] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 510.442739][ T3854] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 510.450701][ T3854] [ 510.453843][ T3855] CPU: 0 PID: 3855 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 510.464597][ T3855] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 510.474630][ T3855] Call Trace: [ 510.477891][ T3855] [ 510.480801][ T3855] dump_stack_lvl+0x151/0x1b7 [ 510.485553][ T3855] ? bfq_pos_tree_add_move+0x43e/0x43e [ 510.490991][ T3855] ? get_tree_bdev+0x417/0x640 [ 510.495762][ T3855] ? vfs_get_tree+0x88/0x290 [ 510.500425][ T3855] ? do_new_mount+0x289/0xad0 [ 510.505086][ T3855] ? path_mount+0x60b/0x1050 [ 510.509667][ T3855] ? __x64_sys_mount+0xbf/0xd0 [ 510.514412][ T3855] ? do_syscall_64+0x44/0xd0 [ 510.518982][ T3855] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 510.525031][ T3855] dump_stack+0x15/0x17 [ 510.529184][ T3855] should_fail+0x3c0/0x510 [ 510.533582][ T3855] ? kvasprintf_const+0x139/0x180 [ 510.538610][ T3855] __should_failslab+0x9f/0xe0 [ 510.543372][ T3855] should_failslab+0x9/0x20 [ 510.547855][ T3855] __kmalloc_track_caller+0x6c/0x350 [ 510.553119][ T3855] kstrdup_const+0x55/0x90 [ 510.557515][ T3855] kvasprintf_const+0x139/0x180 [ 510.562346][ T3855] kobject_set_name_vargs+0x61/0x120 [ 510.567610][ T3855] kobject_init_and_add+0xdb/0x190 [ 510.572698][ T3855] ? __kasan_check_write+0x14/0x20 [ 510.577792][ T3855] ? kobject_add+0x210/0x210 [ 510.582360][ T3855] ? inode_init_always+0x760/0x9b0 [ 510.587449][ T3855] ? _raw_spin_unlock+0x4d/0x70 [ 510.592284][ T3855] ? _raw_spin_unlock+0x4d/0x70 [ 510.597114][ T3855] erofs_register_sysfs+0xd1/0x130 [ 510.602205][ T3855] erofs_fc_fill_super+0x95c/0x1180 [ 510.607489][ T3855] get_tree_bdev+0x417/0x640 [ 510.612058][ T3855] ? erofs_release_device_info+0x90/0x90 [ 510.617673][ T3855] erofs_fc_get_tree+0x1c/0x20 [ 510.622507][ T3855] vfs_get_tree+0x88/0x290 [ 510.626907][ T3855] do_new_mount+0x289/0xad0 [ 510.631393][ T3855] ? do_move_mount_old+0x160/0x160 [ 510.636485][ T3855] ? security_capable+0xb2/0xd0 [ 510.641319][ T3855] ? ns_capable+0x8a/0xf0 [ 510.645639][ T3855] path_mount+0x60b/0x1050 [ 510.650060][ T3855] __se_sys_mount+0x2d2/0x3c0 [ 510.654740][ T3855] ? __x64_sys_mount+0xd0/0xd0 [ 510.659495][ T3855] ? vfs_mkdir+0x580/0x580 [ 510.663895][ T3855] __x64_sys_mount+0xbf/0xd0 [ 510.668470][ T3855] do_syscall_64+0x44/0xd0 [ 510.672867][ T3855] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 510.678748][ T3855] RIP: 0033:0x7f211b962c9a [ 510.683146][ T3855] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 510.702834][ T3855] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 510.711231][ T3855] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 510.719184][ T3855] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 510.727143][ T3855] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 510.735113][ T3855] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 510.743073][ T3855] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 510.751033][ T3855] [ 510.756468][ T3855] kobject: can not set name properly! [ 510.761037][ T3854] kobject: can not set name properly! [ 510.771112][ T3857] loop1: detected capacity change from 0 to 16 [ 510.782605][ T3860] loop4: detected capacity change from 0 to 16 [ 510.784975][ T3861] loop5: detected capacity change from 0 to 16 [ 510.789593][ T3863] loop3: detected capacity change from 0 to 16 [ 510.795076][ T3857] FAULT_INJECTION: forcing a failure. [ 510.795076][ T3857] name failslab, interval 1, probability 0, space 0, times 0 [ 510.801882][ T3860] FAULT_INJECTION: forcing a failure. [ 510.801882][ T3860] name failslab, interval 1, probability 0, space 0, times 0 [ 510.814548][ T3857] CPU: 1 PID: 3857 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 510.827581][ T3863] FAULT_INJECTION: forcing a failure. [ 510.827581][ T3863] name failslab, interval 1, probability 0, space 0, times 0 [ 510.837115][ T3857] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 510.837128][ T3857] Call Trace: [ 510.837133][ T3857] [ 510.837138][ T3857] dump_stack_lvl+0x151/0x1b7 [ 510.837161][ T3857] ? bfq_pos_tree_add_move+0x43e/0x43e [ 510.837177][ T3857] ? get_tree_bdev+0x417/0x640 [ 510.837192][ T3857] ? vfs_get_tree+0x88/0x290 [ 510.837207][ T3857] ? do_new_mount+0x289/0xad0 [ 510.837224][ T3857] ? path_mount+0x60b/0x1050 [ 510.894607][ T3857] ? __x64_sys_mount+0xbf/0xd0 [ 510.899364][ T3857] ? do_syscall_64+0x44/0xd0 [ 510.903942][ T3857] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 510.910004][ T3857] dump_stack+0x15/0x17 [ 510.914148][ T3857] should_fail+0x3c0/0x510 [ 510.918640][ T3857] ? kvasprintf_const+0x139/0x180 [ 510.923650][ T3857] __should_failslab+0x9f/0xe0 [ 510.928401][ T3857] should_failslab+0x9/0x20 [ 510.932888][ T3857] __kmalloc_track_caller+0x6c/0x350 [ 510.938161][ T3857] kstrdup_const+0x55/0x90 [ 510.942567][ T3857] kvasprintf_const+0x139/0x180 [ 510.947409][ T3857] kobject_set_name_vargs+0x61/0x120 [ 510.952681][ T3857] kobject_init_and_add+0xdb/0x190 [ 510.957784][ T3857] ? __kasan_check_write+0x14/0x20 [ 510.962885][ T3857] ? kobject_add+0x210/0x210 [ 510.967459][ T3857] ? inode_init_always+0x760/0x9b0 [ 510.972553][ T3857] ? _raw_spin_unlock+0x4d/0x70 [ 510.977392][ T3857] ? _raw_spin_unlock+0x4d/0x70 [ 510.982234][ T3857] erofs_register_sysfs+0xd1/0x130 [ 510.987335][ T3857] erofs_fc_fill_super+0x95c/0x1180 [ 510.992525][ T3857] get_tree_bdev+0x417/0x640 [ 510.997111][ T3857] ? erofs_release_device_info+0x90/0x90 [ 511.002738][ T3857] erofs_fc_get_tree+0x1c/0x20 [ 511.007488][ T3857] vfs_get_tree+0x88/0x290 [ 511.011977][ T3857] do_new_mount+0x289/0xad0 [ 511.016483][ T3857] ? do_move_mount_old+0x160/0x160 [ 511.021584][ T3857] ? security_capable+0xb2/0xd0 [ 511.026420][ T3857] ? ns_capable+0x8a/0xf0 [ 511.030732][ T3857] path_mount+0x60b/0x1050 [ 511.035134][ T3857] __se_sys_mount+0x2d2/0x3c0 [ 511.039796][ T3857] ? __x64_sys_mount+0xd0/0xd0 [ 511.044546][ T3857] ? vfs_mkdir+0x580/0x580 [ 511.048956][ T3857] __x64_sys_mount+0xbf/0xd0 [ 511.053551][ T3857] do_syscall_64+0x44/0xd0 [ 511.057999][ T3857] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 511.063898][ T3857] RIP: 0033:0x7f211b962c9a [ 511.068309][ T3857] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 511.088515][ T3857] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 511.096915][ T3857] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 511.104982][ T3857] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 511.113047][ T3857] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 511.121016][ T3857] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 511.129074][ T3857] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 511.137208][ T3857] [ 511.140212][ T3863] CPU: 0 PID: 3863 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 511.140442][ T3861] FAULT_INJECTION: forcing a failure. [ 511.140442][ T3861] name failslab, interval 1, probability 0, space 0, times 0 [ 511.150988][ T3863] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 511.150999][ T3863] Call Trace: [ 511.151003][ T3863] [ 511.151008][ T3863] dump_stack_lvl+0x151/0x1b7 [ 511.151030][ T3863] ? bfq_pos_tree_add_move+0x43e/0x43e [ 511.151045][ T3863] ? get_tree_bdev+0x417/0x640 [ 511.151060][ T3863] ? vfs_get_tree+0x88/0x290 [ 511.151075][ T3863] ? do_new_mount+0x289/0xad0 [ 511.151092][ T3863] ? path_mount+0x60b/0x1050 [ 511.208944][ T3863] ? __x64_sys_mount+0xbf/0xd0 [ 511.213703][ T3863] ? do_syscall_64+0x44/0xd0 [ 511.218282][ T3863] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 511.224340][ T3863] dump_stack+0x15/0x17 [ 511.228481][ T3863] should_fail+0x3c0/0x510 [ 511.232885][ T3863] ? kvasprintf_const+0x139/0x180 [ 511.237897][ T3863] __should_failslab+0x9f/0xe0 [ 511.242651][ T3863] should_failslab+0x9/0x20 [ 511.247137][ T3863] __kmalloc_track_caller+0x6c/0x350 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 511.252406][ T3863] kstrdup_const+0x55/0x90 [ 511.256817][ T3863] kvasprintf_const+0x139/0x180 [ 511.261790][ T3863] kobject_set_name_vargs+0x61/0x120 [ 511.267088][ T3863] kobject_init_and_add+0xdb/0x190 [ 511.272201][ T3863] ? __kasan_check_write+0x14/0x20 [ 511.277313][ T3863] ? kobject_add+0x210/0x210 [ 511.281906][ T3863] ? inode_init_always+0x760/0x9b0 [ 511.287017][ T3863] ? _raw_spin_unlock+0x4d/0x70 [ 511.291867][ T3863] ? _raw_spin_unlock+0x4d/0x70 [ 511.296719][ T3863] erofs_register_sysfs+0xd1/0x130 [ 511.301842][ T3863] erofs_fc_fill_super+0x95c/0x1180 [ 511.307043][ T3863] get_tree_bdev+0x417/0x640 [ 511.311723][ T3863] ? erofs_release_device_info+0x90/0x90 [ 511.317371][ T3863] erofs_fc_get_tree+0x1c/0x20 [ 511.322147][ T3863] vfs_get_tree+0x88/0x290 [ 511.326570][ T3863] do_new_mount+0x289/0xad0 [ 511.331082][ T3863] ? do_move_mount_old+0x160/0x160 [ 511.336652][ T3863] ? security_capable+0xb2/0xd0 [ 511.341593][ T3863] ? ns_capable+0x8a/0xf0 [ 511.345938][ T3863] path_mount+0x60b/0x1050 [ 511.350368][ T3863] __se_sys_mount+0x2d2/0x3c0 [ 511.355135][ T3863] ? __x64_sys_mount+0xd0/0xd0 [ 511.359972][ T3863] __x64_sys_mount+0xbf/0xd0 [ 511.364548][ T3863] do_syscall_64+0x44/0xd0 [ 511.368980][ T3863] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 511.374859][ T3863] RIP: 0033:0x7f211b962c9a [ 511.379283][ T3863] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 511.399322][ T3863] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 511.407815][ T3863] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 511.415772][ T3863] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 511.423726][ T3863] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 511.431682][ T3863] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 511.439635][ T3863] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 511.447594][ T3863] [ 511.451149][ T3860] CPU: 0 PID: 3860 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 511.461917][ T3860] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 511.471961][ T3860] Call Trace: [ 511.475228][ T3860] [ 511.478151][ T3860] dump_stack_lvl+0x151/0x1b7 [ 511.482828][ T3860] ? bfq_pos_tree_add_move+0x43e/0x43e [ 511.488286][ T3860] dump_stack+0x15/0x17 [ 511.492446][ T3860] should_fail+0x3c0/0x510 [ 511.496852][ T3860] __should_failslab+0x9f/0xe0 [ 511.501601][ T3860] should_failslab+0x9/0x20 [ 511.506086][ T3860] kmem_cache_alloc+0x4f/0x2f0 [ 511.510836][ T3860] ? from_kuid_munged+0x7b0/0x7b0 [ 511.515850][ T3860] ? security_inode_alloc+0x29/0x140 [ 511.521192][ T3860] security_inode_alloc+0x29/0x140 [ 511.526395][ T3860] inode_init_always+0x749/0x9b0 [ 511.531336][ T3860] ? _erofs_info+0x190/0x190 [ 511.536003][ T3860] new_inode_pseudo+0x93/0x220 [ 511.540758][ T3860] new_inode+0x28/0x1c0 [ 511.544897][ T3860] ? _raw_spin_unlock+0x4d/0x70 [ 511.549729][ T3860] ? erofs_shrinker_register+0xfb/0x110 [ 511.555265][ T3860] erofs_fc_fill_super+0x867/0x1180 [ 511.560466][ T3860] get_tree_bdev+0x417/0x640 [ 511.565040][ T3860] ? erofs_release_device_info+0x90/0x90 [ 511.570658][ T3860] erofs_fc_get_tree+0x1c/0x20 [ 511.575403][ T3860] vfs_get_tree+0x88/0x290 [ 511.579802][ T3860] do_new_mount+0x289/0xad0 [ 511.584293][ T3860] ? do_move_mount_old+0x160/0x160 [ 511.589387][ T3860] ? security_capable+0xb2/0xd0 [ 511.594220][ T3860] ? ns_capable+0x8a/0xf0 [ 511.598532][ T3860] path_mount+0x60b/0x1050 [ 511.602969][ T3860] __se_sys_mount+0x2d2/0x3c0 [ 511.607630][ T3860] ? __x64_sys_mount+0xd0/0xd0 [ 511.612378][ T3860] __x64_sys_mount+0xbf/0xd0 [ 511.616951][ T3860] do_syscall_64+0x44/0xd0 [ 511.621349][ T3860] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 511.627224][ T3860] RIP: 0033:0x7f211b962c9a [ 511.631621][ T3860] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 511.651556][ T3860] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 511.659950][ T3860] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 511.668865][ T3860] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 511.676844][ T3860] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 511.684897][ T3860] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 511.692850][ T3860] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 511.700807][ T3860] [ 511.703941][ T3861] CPU: 0 PID: 3861 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 511.707673][ T3866] loop0: detected capacity change from 0 to 16 [ 511.714702][ T3861] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 511.714715][ T3861] Call Trace: [ 511.714720][ T3861] [ 511.714725][ T3861] dump_stack_lvl+0x151/0x1b7 [ 511.714747][ T3861] ? bfq_pos_tree_add_move+0x43e/0x43e [ 511.721681][ T3866] FAULT_INJECTION: forcing a failure. [ 511.721681][ T3866] name failslab, interval 1, probability 0, space 0, times 0 [ 511.730929][ T3861] dump_stack+0x15/0x17 [ 511.730951][ T3861] should_fail+0x3c0/0x510 [ 511.730968][ T3861] __should_failslab+0x9f/0xe0 [ 511.730985][ T3861] should_failslab+0x9/0x20 [ 511.777685][ T3861] kmem_cache_alloc+0x4f/0x2f0 [ 511.782445][ T3861] ? from_kuid_munged+0x7b0/0x7b0 [ 511.787464][ T3861] ? security_inode_alloc+0x29/0x140 [ 511.792738][ T3861] security_inode_alloc+0x29/0x140 [ 511.797845][ T3861] inode_init_always+0x749/0x9b0 [ 511.800574][ T3867] loop2: detected capacity change from 0 to 16 [ 511.802781][ T3861] ? _erofs_info+0x190/0x190 [ 511.802800][ T3861] new_inode_pseudo+0x93/0x220 [ 511.802816][ T3861] new_inode+0x28/0x1c0 [ 511.819505][ T3867] FAULT_INJECTION: forcing a failure. [ 511.819505][ T3867] name failslab, interval 1, probability 0, space 0, times 0 [ 511.822534][ T3861] ? _raw_spin_unlock+0x4d/0x70 [ 511.822559][ T3861] ? erofs_shrinker_register+0xfb/0x110 [ 511.845474][ T3861] erofs_fc_fill_super+0x867/0x1180 [ 511.850669][ T3861] get_tree_bdev+0x417/0x640 [ 511.855251][ T3861] ? erofs_release_device_info+0x90/0x90 [ 511.860873][ T3861] erofs_fc_get_tree+0x1c/0x20 [ 511.865629][ T3861] vfs_get_tree+0x88/0x290 [ 511.870056][ T3861] do_new_mount+0x289/0xad0 [ 511.874572][ T3861] ? do_move_mount_old+0x160/0x160 [ 511.879683][ T3861] ? security_capable+0xb2/0xd0 [ 511.884551][ T3861] ? ns_capable+0x8a/0xf0 [ 511.888958][ T3861] path_mount+0x60b/0x1050 [ 511.893366][ T3861] __se_sys_mount+0x2d2/0x3c0 [ 511.898034][ T3861] ? __x64_sys_mount+0xd0/0xd0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 511.902790][ T3861] __x64_sys_mount+0xbf/0xd0 [ 511.907454][ T3861] do_syscall_64+0x44/0xd0 [ 511.911858][ T3861] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 511.917740][ T3861] RIP: 0033:0x7f211b962c9a [ 511.922144][ T3861] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 511.941745][ T3861] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 511.950162][ T3861] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 511.958227][ T3861] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 511.966219][ T3861] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 511.974381][ T3861] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 511.982637][ T3861] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 511.990624][ T3861] [ 511.994847][ T3866] CPU: 1 PID: 3866 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 512.000932][ T3857] kobject: can not set name properly! [ 512.005630][ T3866] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 512.005645][ T3866] Call Trace: [ 512.005650][ T3866] [ 512.005655][ T3866] dump_stack_lvl+0x151/0x1b7 [ 512.005678][ T3866] ? bfq_pos_tree_add_move+0x43e/0x43e [ 512.037386][ T3866] ? get_tree_bdev+0x417/0x640 [ 512.042142][ T3866] ? vfs_get_tree+0x88/0x290 [ 512.046714][ T3866] ? do_new_mount+0x289/0xad0 [ 512.051378][ T3866] ? path_mount+0x60b/0x1050 [ 512.056049][ T3866] ? __x64_sys_mount+0xbf/0xd0 [ 512.060902][ T3866] ? do_syscall_64+0x44/0xd0 [ 512.065481][ T3866] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 512.071538][ T3866] dump_stack+0x15/0x17 [ 512.075678][ T3866] should_fail+0x3c0/0x510 [ 512.080078][ T3866] ? kvasprintf_const+0x139/0x180 [ 512.085101][ T3866] __should_failslab+0x9f/0xe0 [ 512.089889][ T3866] should_failslab+0x9/0x20 [ 512.094375][ T3866] __kmalloc_track_caller+0x6c/0x350 [ 512.099693][ T3866] kstrdup_const+0x55/0x90 [ 512.104096][ T3866] kvasprintf_const+0x139/0x180 [ 512.109021][ T3866] kobject_set_name_vargs+0x61/0x120 [ 512.114287][ T3866] kobject_init_and_add+0xdb/0x190 [ 512.119379][ T3866] ? __kasan_check_write+0x14/0x20 [ 512.124472][ T3866] ? kobject_add+0x210/0x210 [ 512.129040][ T3866] ? inode_init_always+0x760/0x9b0 [ 512.134249][ T3866] ? _raw_spin_unlock+0x4d/0x70 [ 512.139170][ T3866] ? _raw_spin_unlock+0x4d/0x70 [ 512.143999][ T3866] erofs_register_sysfs+0xd1/0x130 [ 512.149090][ T3866] erofs_fc_fill_super+0x95c/0x1180 [ 512.154272][ T3866] get_tree_bdev+0x417/0x640 [ 512.158839][ T3866] ? erofs_release_device_info+0x90/0x90 [ 512.164648][ T3866] erofs_fc_get_tree+0x1c/0x20 [ 512.169403][ T3866] vfs_get_tree+0x88/0x290 [ 512.173798][ T3866] do_new_mount+0x289/0xad0 [ 512.178284][ T3866] ? do_move_mount_old+0x160/0x160 [ 512.183377][ T3866] ? security_capable+0xb2/0xd0 [ 512.188305][ T3866] ? ns_capable+0x8a/0xf0 [ 512.192788][ T3866] path_mount+0x60b/0x1050 [ 512.197187][ T3866] __se_sys_mount+0x2d2/0x3c0 [ 512.201853][ T3866] ? __x64_sys_mount+0xd0/0xd0 [ 512.206611][ T3866] __x64_sys_mount+0xbf/0xd0 [ 512.211370][ T3866] do_syscall_64+0x44/0xd0 [ 512.215857][ T3866] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 512.221732][ T3866] RIP: 0033:0x7f211b962c9a [ 512.226136][ T3866] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 512.245745][ T3866] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 512.254142][ T3866] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 512.262093][ T3866] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 512.270047][ T3866] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 512.277995][ T3866] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 512.285948][ T3866] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 512.293899][ T3866] [ 512.298328][ T3863] kobject: can not set name properly! [ 512.299598][ T3867] CPU: 1 PID: 3867 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 512.309646][ T3866] kobject: can not set name properly! [ 512.314564][ T3867] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 512.314577][ T3867] Call Trace: [ 512.314583][ T3867] [ 512.314589][ T3867] dump_stack_lvl+0x151/0x1b7 [ 512.314610][ T3867] ? bfq_pos_tree_add_move+0x43e/0x43e [ 512.346324][ T3867] ? get_tree_bdev+0x417/0x640 [ 512.351091][ T3867] ? vfs_get_tree+0x88/0x290 [ 512.355663][ T3867] ? do_new_mount+0x289/0xad0 [ 512.360322][ T3867] ? path_mount+0x60b/0x1050 [ 512.364894][ T3867] ? __x64_sys_mount+0xbf/0xd0 [ 512.369637][ T3867] ? do_syscall_64+0x44/0xd0 [ 512.374643][ T3867] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 512.380688][ T3867] dump_stack+0x15/0x17 [ 512.384822][ T3867] should_fail+0x3c0/0x510 [ 512.389224][ T3867] ? kvasprintf_const+0x139/0x180 [ 512.394227][ T3867] __should_failslab+0x9f/0xe0 [ 512.399055][ T3867] should_failslab+0x9/0x20 [ 512.403538][ T3867] __kmalloc_track_caller+0x6c/0x350 [ 512.408896][ T3867] kstrdup_const+0x55/0x90 [ 512.413293][ T3867] kvasprintf_const+0x139/0x180 [ 512.418124][ T3867] kobject_set_name_vargs+0x61/0x120 [ 512.423390][ T3867] kobject_init_and_add+0xdb/0x190 [ 512.428478][ T3867] ? __kasan_check_write+0x14/0x20 [ 512.433570][ T3867] ? kobject_add+0x210/0x210 [ 512.438138][ T3867] ? inode_init_always+0x760/0x9b0 [ 512.443230][ T3867] ? _raw_spin_unlock+0x4d/0x70 [ 512.448059][ T3867] ? _raw_spin_unlock+0x4d/0x70 [ 512.452979][ T3867] erofs_register_sysfs+0xd1/0x130 [ 512.458070][ T3867] erofs_fc_fill_super+0x95c/0x1180 [ 512.463258][ T3867] get_tree_bdev+0x417/0x640 [ 512.467999][ T3867] ? erofs_release_device_info+0x90/0x90 [ 512.473610][ T3867] erofs_fc_get_tree+0x1c/0x20 [ 512.478441][ T3867] vfs_get_tree+0x88/0x290 [ 512.482907][ T3867] do_new_mount+0x289/0xad0 [ 512.487663][ T3867] ? do_move_mount_old+0x160/0x160 [ 512.492754][ T3867] ? security_capable+0xb2/0xd0 [ 512.497592][ T3867] ? ns_capable+0x8a/0xf0 [ 512.501900][ T3867] path_mount+0x60b/0x1050 [ 512.506299][ T3867] __se_sys_mount+0x2d2/0x3c0 [ 512.510957][ T3867] ? __x64_sys_mount+0xd0/0xd0 [ 512.516136][ T3867] __x64_sys_mount+0xbf/0xd0 [ 512.520706][ T3867] do_syscall_64+0x44/0xd0 [ 512.525104][ T3867] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 512.531152][ T3867] RIP: 0033:0x7f211b962c9a [ 512.535549][ T3867] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 512.555487][ T3867] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 512.563893][ T3867] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 512.571848][ T3867] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 512.579801][ T3867] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 512.587928][ T3867] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 512.595883][ T3867] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 512.603835][ T3867] write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 512.612479][ T3867] kobject: can not set name properly! write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 512.661446][ T3874] loop0: detected capacity change from 0 to 16 [ 512.669833][ T3874] FAULT_INJECTION: forcing a failure. [ 512.669833][ T3874] name failslab, interval 1, probability 0, space 0, times 0 [ 512.671985][ T3878] loop4: detected capacity change from 0 to 16 [ 512.683645][ T3879] loop3: detected capacity change from 0 to 16 [ 512.690113][ T3874] CPU: 1 PID: 3874 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 512.706018][ T3874] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 512.708070][ T3878] FAULT_INJECTION: forcing a failure. [ 512.708070][ T3878] name failslab, interval 1, probability 0, space 0, times 0 [ 512.716081][ T3874] Call Trace: [ 512.716090][ T3874] [ 512.716095][ T3874] dump_stack_lvl+0x151/0x1b7 [ 512.716117][ T3874] ? bfq_pos_tree_add_move+0x43e/0x43e [ 512.744962][ T3874] dump_stack+0x15/0x17 [ 512.749227][ T3874] should_fail+0x3c0/0x510 [ 512.753659][ T3874] __should_failslab+0x9f/0xe0 [ 512.758444][ T3874] should_failslab+0x9/0x20 [ 512.762957][ T3874] kmem_cache_alloc+0x4f/0x2f0 [ 512.764033][ T3879] FAULT_INJECTION: forcing a failure. [ 512.764033][ T3879] name failslab, interval 1, probability 0, space 0, times 0 [ 512.767723][ T3874] ? from_kuid_munged+0x7b0/0x7b0 [ 512.767745][ T3874] ? security_inode_alloc+0x29/0x140 [ 512.790834][ T3874] security_inode_alloc+0x29/0x140 [ 512.795958][ T3874] inode_init_always+0x749/0x9b0 [ 512.800904][ T3874] ? _erofs_info+0x190/0x190 [ 512.805592][ T3874] new_inode_pseudo+0x93/0x220 [ 512.810379][ T3874] new_inode+0x28/0x1c0 [ 512.814541][ T3874] ? _raw_spin_unlock+0x4d/0x70 [ 512.819401][ T3874] ? erofs_shrinker_register+0xfb/0x110 [ 512.825043][ T3874] erofs_fc_fill_super+0x867/0x1180 [ 512.830255][ T3874] get_tree_bdev+0x417/0x640 [ 512.834855][ T3874] ? erofs_release_device_info+0x90/0x90 [ 512.840495][ T3874] erofs_fc_get_tree+0x1c/0x20 [ 512.845266][ T3874] vfs_get_tree+0x88/0x290 [ 512.849691][ T3874] do_new_mount+0x289/0xad0 [ 512.854291][ T3874] ? do_move_mount_old+0x160/0x160 [ 512.859425][ T3874] ? security_capable+0xb2/0xd0 [ 512.864295][ T3874] ? ns_capable+0x8a/0xf0 [ 512.868634][ T3874] path_mount+0x60b/0x1050 [ 512.873074][ T3874] __se_sys_mount+0x2d2/0x3c0 [ 512.877753][ T3874] ? __x64_sys_mount+0xd0/0xd0 [ 512.882522][ T3874] __x64_sys_mount+0xbf/0xd0 [ 512.887116][ T3874] do_syscall_64+0x44/0xd0 [ 512.891550][ T3874] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 512.897887][ T3874] RIP: 0033:0x7f211b962c9a [ 512.902300][ T3874] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 512.921911][ T3874] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 512.930325][ T3874] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 512.938300][ T3874] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 512.946271][ T3874] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 512.954258][ T3874] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 512.962246][ T3874] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 512.970225][ T3874] [ 512.973237][ T3878] CPU: 0 PID: 3878 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 512.976836][ T3875] loop1: detected capacity change from 0 to 16 [ 512.984182][ T3878] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 512.995896][ T3875] FAULT_INJECTION: forcing a failure. [ 512.995896][ T3875] name failslab, interval 1, probability 0, space 0, times 0 [ 513.000521][ T3878] Call Trace: [ 513.000528][ T3878] [ 513.000534][ T3878] dump_stack_lvl+0x151/0x1b7 [ 513.024401][ T3878] ? bfq_pos_tree_add_move+0x43e/0x43e [ 513.029952][ T3878] ? _raw_spin_lock+0xa3/0x1b0 [ 513.034708][ T3878] dump_stack+0x15/0x17 [ 513.038854][ T3878] should_fail+0x3c0/0x510 [ 513.043432][ T3878] __should_failslab+0x9f/0xe0 [ 513.048267][ T3878] should_failslab+0x9/0x20 [ 513.052755][ T3878] kmem_cache_alloc+0x4f/0x2f0 [ 513.057505][ T3878] ? erofs_alloc_inode+0x1b/0x50 [ 513.062423][ T3878] ? __kasan_check_write+0x14/0x20 [ 513.067519][ T3878] ? _erofs_info+0x190/0x190 [ 513.072098][ T3878] erofs_alloc_inode+0x1b/0x50 [ 513.076845][ T3878] ? _erofs_info+0x190/0x190 [ 513.081417][ T3878] new_inode_pseudo+0x64/0x220 [ 513.086260][ T3878] new_inode+0x28/0x1c0 [ 513.090410][ T3878] ? _raw_spin_unlock+0x4d/0x70 [ 513.095263][ T3878] ? erofs_shrinker_register+0xfb/0x110 [ 513.100823][ T3878] erofs_fc_fill_super+0x867/0x1180 [ 513.106032][ T3878] get_tree_bdev+0x417/0x640 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 513.110642][ T3878] ? erofs_release_device_info+0x90/0x90 [ 513.116292][ T3878] erofs_fc_get_tree+0x1c/0x20 [ 513.121062][ T3878] vfs_get_tree+0x88/0x290 [ 513.125487][ T3878] do_new_mount+0x289/0xad0 [ 513.130006][ T3878] ? do_move_mount_old+0x160/0x160 [ 513.135126][ T3878] ? security_capable+0xb2/0xd0 [ 513.140426][ T3878] ? ns_capable+0x8a/0xf0 [ 513.144782][ T3878] path_mount+0x60b/0x1050 [ 513.149310][ T3878] __se_sys_mount+0x2d2/0x3c0 [ 513.154009][ T3878] ? __x64_sys_mount+0xd0/0xd0 [ 513.158783][ T3878] __x64_sys_mount+0xbf/0xd0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 513.163394][ T3878] do_syscall_64+0x44/0xd0 [ 513.167814][ T3878] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 513.173809][ T3878] RIP: 0033:0x7f211b962c9a [ 513.178229][ T3878] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 513.197849][ T3878] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 513.206264][ T3878] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 513.214241][ T3878] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 513.222215][ T3878] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 513.230191][ T3878] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 513.238170][ T3878] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 513.246156][ T3878] [ 513.252285][ T3875] CPU: 1 PID: 3875 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 513.263154][ T3875] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 513.273296][ T3875] Call Trace: [ 513.276606][ T3875] [ 513.279614][ T3875] dump_stack_lvl+0x151/0x1b7 [ 513.284282][ T3875] ? bfq_pos_tree_add_move+0x43e/0x43e [ 513.289722][ T3875] ? get_tree_bdev+0x417/0x640 [ 513.294472][ T3875] ? vfs_get_tree+0x88/0x290 [ 513.299044][ T3875] ? do_new_mount+0x289/0xad0 [ 513.303711][ T3875] ? path_mount+0x60b/0x1050 [ 513.308289][ T3875] ? __x64_sys_mount+0xbf/0xd0 [ 513.313046][ T3875] ? do_syscall_64+0x44/0xd0 [ 513.317629][ T3875] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 513.323868][ T3875] dump_stack+0x15/0x17 [ 513.328033][ T3875] should_fail+0x3c0/0x510 [ 513.332530][ T3875] ? kvasprintf_const+0x139/0x180 [ 513.337554][ T3875] __should_failslab+0x9f/0xe0 [ 513.342304][ T3875] should_failslab+0x9/0x20 [ 513.346790][ T3875] __kmalloc_track_caller+0x6c/0x350 [ 513.352251][ T3875] kstrdup_const+0x55/0x90 [ 513.356916][ T3875] kvasprintf_const+0x139/0x180 [ 513.361755][ T3875] kobject_set_name_vargs+0x61/0x120 [ 513.367030][ T3875] kobject_init_and_add+0xdb/0x190 [ 513.372212][ T3875] ? __kasan_check_write+0x14/0x20 [ 513.377310][ T3875] ? kobject_add+0x210/0x210 [ 513.381968][ T3875] ? inode_init_always+0x760/0x9b0 [ 513.387063][ T3875] ? _raw_spin_unlock+0x4d/0x70 [ 513.391908][ T3875] ? _raw_spin_unlock+0x4d/0x70 [ 513.396744][ T3875] erofs_register_sysfs+0xd1/0x130 [ 513.401941][ T3875] erofs_fc_fill_super+0x95c/0x1180 [ 513.407123][ T3875] get_tree_bdev+0x417/0x640 [ 513.411699][ T3875] ? erofs_release_device_info+0x90/0x90 [ 513.417673][ T3875] erofs_fc_get_tree+0x1c/0x20 [ 513.422767][ T3875] vfs_get_tree+0x88/0x290 [ 513.427255][ T3875] do_new_mount+0x289/0xad0 [ 513.431776][ T3875] ? do_move_mount_old+0x160/0x160 [ 513.436874][ T3875] ? security_capable+0xb2/0xd0 [ 513.441727][ T3875] ? ns_capable+0x8a/0xf0 [ 513.446130][ T3875] path_mount+0x60b/0x1050 [ 513.450535][ T3875] __se_sys_mount+0x2d2/0x3c0 [ 513.455285][ T3875] ? __x64_sys_mount+0xd0/0xd0 [ 513.460040][ T3875] __x64_sys_mount+0xbf/0xd0 [ 513.464617][ T3875] do_syscall_64+0x44/0xd0 [ 513.469025][ T3875] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 513.475428][ T3875] RIP: 0033:0x7f211b962c9a [ 513.479829][ T3875] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 513.499681][ T3875] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 513.508094][ T3875] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 513.516140][ T3875] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 513.524183][ T3875] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 513.532165][ T3875] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 513.540221][ T3875] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 513.548273][ T3875] [ 513.551368][ T3879] CPU: 0 PID: 3879 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 513.559627][ T3875] kobject: can not set name properly! [ 513.562214][ T3879] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 513.562228][ T3879] Call Trace: [ 513.562233][ T3879] [ 513.562238][ T3879] dump_stack_lvl+0x151/0x1b7 [ 513.572416][ T3887] loop2: detected capacity change from 0 to 16 [ 513.577755][ T3879] ? bfq_pos_tree_add_move+0x43e/0x43e [ 513.577780][ T3879] ? get_tree_bdev+0x417/0x640 [ 513.577794][ T3879] ? vfs_get_tree+0x88/0x290 [ 513.577807][ T3879] ? do_new_mount+0x289/0xad0 [ 513.577823][ T3879] ? path_mount+0x60b/0x1050 [ 513.582476][ T3887] FAULT_INJECTION: forcing a failure. [ 513.582476][ T3887] name failslab, interval 1, probability 0, space 0, times 0 [ 513.584001][ T3879] ? __x64_sys_mount+0xbf/0xd0 [ 513.584025][ T3879] ? do_syscall_64+0x44/0xd0 [ 513.641206][ T3879] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 513.647447][ T3879] dump_stack+0x15/0x17 [ 513.651610][ T3879] should_fail+0x3c0/0x510 [ 513.656012][ T3879] ? kvasprintf_const+0x139/0x180 [ 513.661023][ T3879] __should_failslab+0x9f/0xe0 [ 513.665772][ T3879] should_failslab+0x9/0x20 [ 513.670260][ T3879] __kmalloc_track_caller+0x6c/0x350 [ 513.675533][ T3879] kstrdup_const+0x55/0x90 [ 513.679936][ T3879] kvasprintf_const+0x139/0x180 [ 513.684774][ T3879] kobject_set_name_vargs+0x61/0x120 [ 513.690044][ T3879] kobject_init_and_add+0xdb/0x190 [ 513.695139][ T3879] ? __kasan_check_write+0x14/0x20 [ 513.700338][ T3879] ? kobject_add+0x210/0x210 [ 513.704940][ T3879] ? inode_init_always+0x760/0x9b0 [ 513.710038][ T3879] ? _raw_spin_unlock+0x4d/0x70 [ 513.715419][ T3879] ? _raw_spin_unlock+0x4d/0x70 [ 513.720272][ T3879] erofs_register_sysfs+0xd1/0x130 [ 513.725374][ T3879] erofs_fc_fill_super+0x95c/0x1180 [ 513.730564][ T3879] get_tree_bdev+0x417/0x640 [ 513.735142][ T3879] ? erofs_release_device_info+0x90/0x90 [ 513.740761][ T3879] erofs_fc_get_tree+0x1c/0x20 [ 513.745523][ T3879] vfs_get_tree+0x88/0x290 [ 513.749927][ T3879] do_new_mount+0x289/0xad0 [ 513.754425][ T3879] ? do_move_mount_old+0x160/0x160 [ 513.759723][ T3879] ? security_capable+0xb2/0xd0 [ 513.764646][ T3879] ? ns_capable+0x8a/0xf0 [ 513.768958][ T3879] path_mount+0x60b/0x1050 [ 513.773364][ T3879] __se_sys_mount+0x2d2/0x3c0 [ 513.778027][ T3879] ? __x64_sys_mount+0xd0/0xd0 [ 513.782789][ T3879] __x64_sys_mount+0xbf/0xd0 [ 513.787385][ T3879] do_syscall_64+0x44/0xd0 [ 513.791798][ T3879] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 513.797682][ T3879] RIP: 0033:0x7f211b962c9a [ 513.802080][ T3879] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 513.821670][ T3879] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 513.830072][ T3879] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 513.838123][ T3879] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 513.846085][ T3879] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 513.854048][ T3879] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 513.862017][ T3879] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 513.869995][ T3879] [ 513.875096][ T3887] CPU: 1 PID: 3887 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 513.876384][ T3889] loop5: detected capacity change from 0 to 16 [ 513.885864][ T3887] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 513.885876][ T3887] Call Trace: [ 513.885882][ T3887] [ 513.885887][ T3887] dump_stack_lvl+0x151/0x1b7 [ 513.885908][ T3887] ? bfq_pos_tree_add_move+0x43e/0x43e [ 513.885924][ T3887] ? get_tree_bdev+0x417/0x640 [ 513.885939][ T3887] ? vfs_get_tree+0x88/0x290 [ 513.885954][ T3887] ? do_new_mount+0x289/0xad0 [ 513.885972][ T3887] ? path_mount+0x60b/0x1050 [ 513.885989][ T3887] ? __x64_sys_mount+0xbf/0xd0 [ 513.886007][ T3887] ? do_syscall_64+0x44/0xd0 [ 513.899552][ T3889] FAULT_INJECTION: forcing a failure. [ 513.899552][ T3889] name failslab, interval 1, probability 0, space 0, times 0 [ 513.902265][ T3887] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 513.902293][ T3887] dump_stack+0x15/0x17 [ 513.969054][ T3887] should_fail+0x3c0/0x510 [ 513.973466][ T3887] ? kvasprintf_const+0x139/0x180 [ 513.978486][ T3887] __should_failslab+0x9f/0xe0 [ 513.983250][ T3887] should_failslab+0x9/0x20 [ 513.988874][ T3887] __kmalloc_track_caller+0x6c/0x350 [ 513.994150][ T3887] kstrdup_const+0x55/0x90 [ 513.998556][ T3887] kvasprintf_const+0x139/0x180 [ 514.003393][ T3887] kobject_set_name_vargs+0x61/0x120 [ 514.008789][ T3887] kobject_init_and_add+0xdb/0x190 [ 514.013887][ T3887] ? __kasan_check_write+0x14/0x20 [ 514.018989][ T3887] ? kobject_add+0x210/0x210 [ 514.023572][ T3887] ? inode_init_always+0x760/0x9b0 [ 514.028672][ T3887] ? _raw_spin_unlock+0x4d/0x70 [ 514.033525][ T3887] ? _raw_spin_unlock+0x4d/0x70 [ 514.038365][ T3887] erofs_register_sysfs+0xd1/0x130 [ 514.043463][ T3887] erofs_fc_fill_super+0x95c/0x1180 [ 514.048658][ T3887] get_tree_bdev+0x417/0x640 [ 514.053250][ T3887] ? erofs_release_device_info+0x90/0x90 [ 514.058871][ T3887] erofs_fc_get_tree+0x1c/0x20 [ 514.063620][ T3887] vfs_get_tree+0x88/0x290 [ 514.068054][ T3887] do_new_mount+0x289/0xad0 [ 514.072551][ T3887] ? do_move_mount_old+0x160/0x160 [ 514.077663][ T3887] ? security_capable+0xb2/0xd0 [ 514.082500][ T3887] ? ns_capable+0x8a/0xf0 [ 514.086819][ T3887] path_mount+0x60b/0x1050 [ 514.091225][ T3887] __se_sys_mount+0x2d2/0x3c0 [ 514.095892][ T3887] ? __x64_sys_mount+0xd0/0xd0 [ 514.100646][ T3887] __x64_sys_mount+0xbf/0xd0 [ 514.105247][ T3887] do_syscall_64+0x44/0xd0 [ 514.109653][ T3887] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 514.115545][ T3887] RIP: 0033:0x7f211b962c9a [ 514.119948][ T3887] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 514.139646][ T3887] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 514.148061][ T3887] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 514.156020][ T3887] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 514.163978][ T3887] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 514.171938][ T3887] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 514.179901][ T3887] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 514.187865][ T3887] [ 514.190870][ T3889] CPU: 0 PID: 3889 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 514.201637][ T3889] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 514.211950][ T3889] Call Trace: [ 514.215219][ T3889] [ 514.218133][ T3889] dump_stack_lvl+0x151/0x1b7 [ 514.222800][ T3889] ? bfq_pos_tree_add_move+0x43e/0x43e [ 514.228240][ T3889] dump_stack+0x15/0x17 [ 514.232382][ T3889] should_fail+0x3c0/0x510 [ 514.236784][ T3889] __should_failslab+0x9f/0xe0 [ 514.241531][ T3889] should_failslab+0x9/0x20 [ 514.246015][ T3889] kmem_cache_alloc+0x4f/0x2f0 [ 514.250779][ T3889] ? from_kuid_munged+0x7b0/0x7b0 [ 514.255804][ T3889] ? security_inode_alloc+0x29/0x140 [ 514.261074][ T3889] security_inode_alloc+0x29/0x140 [ 514.266175][ T3889] inode_init_always+0x749/0x9b0 [ 514.271439][ T3889] ? _erofs_info+0x190/0x190 [ 514.276009][ T3889] new_inode_pseudo+0x93/0x220 [ 514.280754][ T3889] new_inode+0x28/0x1c0 [ 514.284890][ T3889] ? _raw_spin_unlock+0x4d/0x70 [ 514.289739][ T3889] ? erofs_shrinker_register+0xfb/0x110 [ 514.295264][ T3889] erofs_fc_fill_super+0x867/0x1180 [ 514.300442][ T3889] get_tree_bdev+0x417/0x640 [ 514.305011][ T3889] ? erofs_release_device_info+0x90/0x90 [ 514.310626][ T3889] erofs_fc_get_tree+0x1c/0x20 [ 514.315404][ T3889] vfs_get_tree+0x88/0x290 [ 514.319800][ T3889] do_new_mount+0x289/0xad0 [ 514.324287][ T3889] ? do_move_mount_old+0x160/0x160 [ 514.329379][ T3889] ? security_capable+0xb2/0xd0 [ 514.334210][ T3889] ? ns_capable+0x8a/0xf0 [ 514.338528][ T3889] path_mount+0x60b/0x1050 [ 514.342928][ T3889] __se_sys_mount+0x2d2/0x3c0 [ 514.347594][ T3889] ? __x64_sys_mount+0xd0/0xd0 [ 514.352338][ T3889] ? vfs_mkdir+0x580/0x580 [ 514.356736][ T3889] __x64_sys_mount+0xbf/0xd0 [ 514.361309][ T3889] do_syscall_64+0x44/0xd0 [ 514.365708][ T3889] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 514.371583][ T3889] RIP: 0033:0x7f211b962c9a [ 514.375981][ T3889] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 514.395702][ T3889] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 514.404146][ T3889] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 514.412118][ T3889] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 514.420081][ T3889] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 514.428044][ T3889] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 514.436099][ T3889] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 514.444060][ T3889] [ 514.448077][ T3879] kobject: can not set name properly! [ 514.449652][ T3887] kobject: can not set name properly! [ 514.536613][ T3894] loop5: detected capacity change from 0 to 16 [ 514.537620][ T3896] loop2: detected capacity change from 0 to 16 [ 514.544261][ T3894] FAULT_INJECTION: forcing a failure. [ 514.544261][ T3894] name failslab, interval 1, probability 0, space 0, times 0 [ 514.549689][ T3897] loop3: detected capacity change from 0 to 16 [ 514.561895][ T3894] CPU: 1 PID: 3894 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 514.569279][ T3896] FAULT_INJECTION: forcing a failure. [ 514.569279][ T3896] name failslab, interval 1, probability 0, space 0, times 0 [ 514.578707][ T3894] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 514.578720][ T3894] Call Trace: [ 514.578725][ T3894] [ 514.578731][ T3894] dump_stack_lvl+0x151/0x1b7 [ 514.578752][ T3894] ? bfq_pos_tree_add_move+0x43e/0x43e [ 514.578768][ T3894] dump_stack+0x15/0x17 [ 514.591737][ T3897] FAULT_INJECTION: forcing a failure. [ 514.591737][ T3897] name failslab, interval 1, probability 0, space 0, times 0 [ 514.601352][ T3894] should_fail+0x3c0/0x510 [ 514.601376][ T3894] __should_failslab+0x9f/0xe0 [ 514.601391][ T3894] should_failslab+0x9/0x20 [ 514.647941][ T3894] kmem_cache_alloc+0x4f/0x2f0 [ 514.652706][ T3894] ? from_kuid_munged+0x7b0/0x7b0 [ 514.657721][ T3894] ? security_inode_alloc+0x29/0x140 [ 514.662993][ T3894] security_inode_alloc+0x29/0x140 [ 514.668094][ T3894] inode_init_always+0x749/0x9b0 [ 514.673020][ T3894] ? _erofs_info+0x190/0x190 [ 514.677722][ T3894] new_inode_pseudo+0x93/0x220 [ 514.682486][ T3894] new_inode+0x28/0x1c0 [ 514.686631][ T3894] ? _raw_spin_unlock+0x4d/0x70 [ 514.691479][ T3894] ? erofs_shrinker_register+0xfb/0x110 [ 514.697019][ T3894] erofs_fc_fill_super+0x867/0x1180 [ 514.702205][ T3894] get_tree_bdev+0x417/0x640 [ 514.706783][ T3894] ? erofs_release_device_info+0x90/0x90 [ 514.712401][ T3894] erofs_fc_get_tree+0x1c/0x20 [ 514.717149][ T3894] vfs_get_tree+0x88/0x290 [ 514.721550][ T3894] do_new_mount+0x289/0xad0 [ 514.726049][ T3894] ? do_move_mount_old+0x160/0x160 [ 514.731149][ T3894] ? security_capable+0xb2/0xd0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 514.735986][ T3894] ? ns_capable+0x8a/0xf0 [ 514.740310][ T3894] path_mount+0x60b/0x1050 [ 514.744735][ T3894] __se_sys_mount+0x2d2/0x3c0 [ 514.749401][ T3894] ? __x64_sys_mount+0xd0/0xd0 [ 514.754157][ T3894] __x64_sys_mount+0xbf/0xd0 [ 514.758744][ T3894] do_syscall_64+0x44/0xd0 [ 514.763155][ T3894] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 514.769043][ T3894] RIP: 0033:0x7f211b962c9a [ 514.773444][ T3894] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 514.793035][ T3894] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 514.801441][ T3894] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 514.809406][ T3894] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 514.817449][ T3894] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 514.825405][ T3894] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 514.833360][ T3894] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 514.841320][ T3894] [ 514.844339][ T3896] CPU: 0 PID: 3896 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 514.855103][ T3896] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 514.865241][ T3896] Call Trace: [ 514.868507][ T3896] [ 514.871429][ T3896] dump_stack_lvl+0x151/0x1b7 [ 514.876096][ T3896] ? bfq_pos_tree_add_move+0x43e/0x43e [ 514.881541][ T3896] ? get_tree_bdev+0x417/0x640 [ 514.886291][ T3896] ? vfs_get_tree+0x88/0x290 [ 514.890867][ T3896] ? do_new_mount+0x289/0xad0 [ 514.895542][ T3896] ? path_mount+0x60b/0x1050 [ 514.900119][ T3896] ? __x64_sys_mount+0xbf/0xd0 [ 514.904874][ T3896] ? do_syscall_64+0x44/0xd0 [ 514.909449][ T3896] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 514.915508][ T3896] dump_stack+0x15/0x17 [ 514.919648][ T3896] should_fail+0x3c0/0x510 [ 514.924052][ T3896] ? kvasprintf_const+0x139/0x180 [ 514.929063][ T3896] __should_failslab+0x9f/0xe0 [ 514.933813][ T3896] should_failslab+0x9/0x20 [ 514.938302][ T3896] __kmalloc_track_caller+0x6c/0x350 [ 514.943577][ T3896] kstrdup_const+0x55/0x90 [ 514.947981][ T3896] kvasprintf_const+0x139/0x180 [ 514.952821][ T3896] kobject_set_name_vargs+0x61/0x120 [ 514.958099][ T3896] kobject_init_and_add+0xdb/0x190 [ 514.963196][ T3896] ? __kasan_check_write+0x14/0x20 [ 514.968293][ T3896] ? kobject_add+0x210/0x210 [ 514.972870][ T3896] ? inode_init_always+0x760/0x9b0 [ 514.977966][ T3896] ? _raw_spin_unlock+0x4d/0x70 [ 514.982804][ T3896] ? _raw_spin_unlock+0x4d/0x70 [ 514.987640][ T3896] erofs_register_sysfs+0xd1/0x130 [ 514.992738][ T3896] erofs_fc_fill_super+0x95c/0x1180 [ 514.997922][ T3896] get_tree_bdev+0x417/0x640 [ 515.002506][ T3896] ? erofs_release_device_info+0x90/0x90 [ 515.008122][ T3896] erofs_fc_get_tree+0x1c/0x20 [ 515.012877][ T3896] vfs_get_tree+0x88/0x290 [ 515.017287][ T3896] do_new_mount+0x289/0xad0 [ 515.021783][ T3896] ? do_move_mount_old+0x160/0x160 [ 515.026884][ T3896] ? security_capable+0xb2/0xd0 [ 515.031719][ T3896] ? ns_capable+0x8a/0xf0 [ 515.036034][ T3896] path_mount+0x60b/0x1050 [ 515.040441][ T3896] __se_sys_mount+0x2d2/0x3c0 [ 515.045192][ T3896] ? __x64_sys_mount+0xd0/0xd0 [ 515.049942][ T3896] __x64_sys_mount+0xbf/0xd0 [ 515.055024][ T3896] do_syscall_64+0x44/0xd0 [ 515.059457][ T3896] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 515.065361][ T3896] RIP: 0033:0x7f211b962c9a [ 515.069767][ T3896] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 515.089386][ T3896] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 515.098006][ T3896] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 515.105966][ T3896] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 515.113926][ T3896] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 515.122144][ T3896] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 515.130184][ T3896] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 515.138153][ T3896] [ 515.141156][ T3897] CPU: 1 PID: 3897 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 515.152105][ T3897] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 515.162157][ T3897] Call Trace: [ 515.165423][ T3897] [ 515.168340][ T3897] dump_stack_lvl+0x151/0x1b7 [ 515.173457][ T3897] ? bfq_pos_tree_add_move+0x43e/0x43e [ 515.178915][ T3897] ? get_tree_bdev+0x417/0x640 [ 515.183767][ T3897] ? vfs_get_tree+0x88/0x290 [ 515.188367][ T3897] ? do_new_mount+0x289/0xad0 [ 515.193034][ T3897] ? path_mount+0x60b/0x1050 [ 515.197605][ T3897] ? __x64_sys_mount+0xbf/0xd0 [ 515.202443][ T3897] ? do_syscall_64+0x44/0xd0 [ 515.207012][ T3897] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 515.213171][ T3897] dump_stack+0x15/0x17 [ 515.217304][ T3897] should_fail+0x3c0/0x510 [ 515.221700][ T3897] ? kvasprintf_const+0x139/0x180 [ 515.226722][ T3897] __should_failslab+0x9f/0xe0 [ 515.231477][ T3897] should_failslab+0x9/0x20 [ 515.235957][ T3897] __kmalloc_track_caller+0x6c/0x350 [ 515.241222][ T3897] kstrdup_const+0x55/0x90 [ 515.245621][ T3897] kvasprintf_const+0x139/0x180 [ 515.250455][ T3897] kobject_set_name_vargs+0x61/0x120 [ 515.255732][ T3897] kobject_init_and_add+0xdb/0x190 [ 515.260912][ T3897] ? __kasan_check_write+0x14/0x20 [ 515.266006][ T3897] ? kobject_add+0x210/0x210 [ 515.270699][ T3897] ? inode_init_always+0x760/0x9b0 [ 515.275792][ T3897] ? _raw_spin_unlock+0x4d/0x70 [ 515.280630][ T3897] ? _raw_spin_unlock+0x4d/0x70 [ 515.285464][ T3897] erofs_register_sysfs+0xd1/0x130 [ 515.290558][ T3897] erofs_fc_fill_super+0x95c/0x1180 [ 515.295742][ T3897] get_tree_bdev+0x417/0x640 [ 515.300313][ T3897] ? erofs_release_device_info+0x90/0x90 [ 515.305926][ T3897] erofs_fc_get_tree+0x1c/0x20 [ 515.310668][ T3897] vfs_get_tree+0x88/0x290 [ 515.315069][ T3897] do_new_mount+0x289/0xad0 [ 515.319554][ T3897] ? do_move_mount_old+0x160/0x160 [ 515.324648][ T3897] ? security_capable+0xb2/0xd0 [ 515.329566][ T3897] ? ns_capable+0x8a/0xf0 [ 515.333878][ T3897] path_mount+0x60b/0x1050 [ 515.338278][ T3897] __se_sys_mount+0x2d2/0x3c0 [ 515.342952][ T3897] ? __x64_sys_mount+0xd0/0xd0 [ 515.347697][ T3897] __x64_sys_mount+0xbf/0xd0 [ 515.352272][ T3897] do_syscall_64+0x44/0xd0 [ 515.356700][ T3897] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 515.362581][ T3897] RIP: 0033:0x7f211b962c9a [ 515.366981][ T3897] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 515.386569][ T3897] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 515.394963][ T3897] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 515.402918][ T3897] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 515.410871][ T3897] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 515.418826][ T3897] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 515.426785][ T3897] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 515.434742][ T3897] [ 515.445967][ T3901] loop1: detected capacity change from 0 to 16 [ 515.453005][ T3897] kobject: can not set name properly! [ 515.453688][ T3896] kobject: can not set name properly! [ 515.464134][ T3901] FAULT_INJECTION: forcing a failure. [ 515.464134][ T3901] name failslab, interval 1, probability 0, space 0, times 0 [ 515.476812][ T3901] CPU: 0 PID: 3901 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 515.487580][ T3901] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 515.488585][ T3903] loop4: detected capacity change from 0 to 16 [ 515.497631][ T3901] Call Trace: [ 515.497639][ T3901] [ 515.497645][ T3901] dump_stack_lvl+0x151/0x1b7 [ 515.497666][ T3901] ? bfq_pos_tree_add_move+0x43e/0x43e [ 515.497681][ T3901] ? get_tree_bdev+0x417/0x640 [ 515.504628][ T3903] FAULT_INJECTION: forcing a failure. [ 515.504628][ T3903] name failslab, interval 1, probability 0, space 0, times 0 [ 515.507075][ T3901] ? vfs_get_tree+0x88/0x290 [ 515.507096][ T3901] ? do_new_mount+0x289/0xad0 [ 515.546793][ T3901] ? path_mount+0x60b/0x1050 [ 515.551401][ T3901] ? __x64_sys_mount+0xbf/0xd0 [ 515.556167][ T3901] ? do_syscall_64+0x44/0xd0 [ 515.560766][ T3901] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 515.566833][ T3901] dump_stack+0x15/0x17 [ 515.570976][ T3901] should_fail+0x3c0/0x510 [ 515.575385][ T3901] ? kvasprintf_const+0x139/0x180 [ 515.580399][ T3901] __should_failslab+0x9f/0xe0 [ 515.585158][ T3901] should_failslab+0x9/0x20 [ 515.589716][ T3901] __kmalloc_track_caller+0x6c/0x350 [ 515.595009][ T3901] kstrdup_const+0x55/0x90 [ 515.599423][ T3901] kvasprintf_const+0x139/0x180 [ 515.604266][ T3901] kobject_set_name_vargs+0x61/0x120 [ 515.609536][ T3901] kobject_init_and_add+0xdb/0x190 [ 515.614635][ T3901] ? __kasan_check_write+0x14/0x20 [ 515.619732][ T3901] ? kobject_add+0x210/0x210 [ 515.624315][ T3901] ? inode_init_always+0x760/0x9b0 [ 515.629415][ T3901] ? _raw_spin_unlock+0x4d/0x70 [ 515.634254][ T3901] ? _raw_spin_unlock+0x4d/0x70 [ 515.639090][ T3901] erofs_register_sysfs+0xd1/0x130 [ 515.644189][ T3901] erofs_fc_fill_super+0x95c/0x1180 [ 515.649374][ T3901] get_tree_bdev+0x417/0x640 [ 515.653951][ T3901] ? erofs_release_device_info+0x90/0x90 [ 515.659568][ T3901] erofs_fc_get_tree+0x1c/0x20 [ 515.664315][ T3901] vfs_get_tree+0x88/0x290 [ 515.668725][ T3901] do_new_mount+0x289/0xad0 [ 515.673217][ T3901] ? do_move_mount_old+0x160/0x160 [ 515.678315][ T3901] ? security_capable+0xb2/0xd0 [ 515.683160][ T3901] ? ns_capable+0x8a/0xf0 [ 515.687480][ T3901] path_mount+0x60b/0x1050 [ 515.691886][ T3901] __se_sys_mount+0x2d2/0x3c0 [ 515.696549][ T3901] ? __x64_sys_mount+0xd0/0xd0 [ 515.701316][ T3901] __x64_sys_mount+0xbf/0xd0 [ 515.705996][ T3901] do_syscall_64+0x44/0xd0 [ 515.710409][ T3901] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 515.716310][ T3901] RIP: 0033:0x7f211b962c9a [ 515.720721][ T3901] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 515.740407][ T3901] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 515.748821][ T3901] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 515.756786][ T3901] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 515.764835][ T3901] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 515.772819][ T3901] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 515.780810][ T3901] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 515.788784][ T3901] [ 515.791800][ T3903] CPU: 1 PID: 3903 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 515.796721][ T3901] kobject: can not set name properly! [ 515.802559][ T3903] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 515.802573][ T3903] Call Trace: [ 515.802579][ T3903] [ 515.802585][ T3903] dump_stack_lvl+0x151/0x1b7 [ 515.809567][ T3905] loop5: detected capacity change from 0 to 16 [ 515.818079][ T3903] ? bfq_pos_tree_add_move+0x43e/0x43e [ 515.818104][ T3903] ? get_tree_bdev+0x417/0x640 [ 515.818117][ T3903] ? vfs_get_tree+0x88/0x290 [ 515.818130][ T3903] ? do_new_mount+0x289/0xad0 [ 515.818146][ T3903] ? path_mount+0x60b/0x1050 [ 515.825085][ T3905] FAULT_INJECTION: forcing a failure. [ 515.825085][ T3905] name failslab, interval 1, probability 0, space 0, times 0 [ 515.829060][ T3903] ? __x64_sys_mount+0xbf/0xd0 [ 515.829084][ T3903] ? do_syscall_64+0x44/0xd0 [ 515.881083][ T3903] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 515.887149][ T3903] dump_stack+0x15/0x17 [ 515.891290][ T3903] should_fail+0x3c0/0x510 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 515.895703][ T3903] ? kvasprintf_const+0x139/0x180 [ 515.900714][ T3903] __should_failslab+0x9f/0xe0 [ 515.905463][ T3903] should_failslab+0x9/0x20 [ 515.909967][ T3903] __kmalloc_track_caller+0x6c/0x350 [ 515.915337][ T3903] kstrdup_const+0x55/0x90 [ 515.919761][ T3903] kvasprintf_const+0x139/0x180 [ 515.924712][ T3903] kobject_set_name_vargs+0x61/0x120 [ 515.930082][ T3903] kobject_init_and_add+0xdb/0x190 [ 515.935285][ T3903] ? __kasan_check_write+0x14/0x20 [ 515.940416][ T3903] ? kobject_add+0x210/0x210 [ 515.945013][ T3903] ? inode_init_always+0x760/0x9b0 [ 515.950548][ T3903] ? _raw_spin_unlock+0x4d/0x70 [ 515.955393][ T3903] ? _raw_spin_unlock+0x4d/0x70 [ 515.960238][ T3903] erofs_register_sysfs+0xd1/0x130 [ 515.965340][ T3903] erofs_fc_fill_super+0x95c/0x1180 [ 515.970533][ T3903] get_tree_bdev+0x417/0x640 [ 515.975113][ T3903] ? erofs_release_device_info+0x90/0x90 [ 515.980740][ T3903] erofs_fc_get_tree+0x1c/0x20 [ 515.985510][ T3903] vfs_get_tree+0x88/0x290 [ 515.989931][ T3903] do_new_mount+0x289/0xad0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 515.994430][ T3903] ? do_move_mount_old+0x160/0x160 [ 515.999537][ T3903] ? security_capable+0xb2/0xd0 [ 516.004388][ T3903] ? ns_capable+0x8a/0xf0 [ 516.008707][ T3903] path_mount+0x60b/0x1050 [ 516.013118][ T3903] __se_sys_mount+0x2d2/0x3c0 [ 516.017786][ T3903] ? __x64_sys_mount+0xd0/0xd0 [ 516.022549][ T3903] __x64_sys_mount+0xbf/0xd0 [ 516.027131][ T3903] do_syscall_64+0x44/0xd0 [ 516.031537][ T3903] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 516.037420][ T3903] RIP: 0033:0x7f211b962c9a [ 516.041823][ T3903] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 516.061414][ T3903] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 516.069817][ T3903] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 516.077776][ T3903] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 516.085221][ T3907] loop0: detected capacity change from 0 to 16 [ 516.085748][ T3903] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 516.085762][ T3903] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 516.085774][ T3903] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 516.096647][ T3907] FAULT_INJECTION: forcing a failure. [ 516.096647][ T3907] name failslab, interval 1, probability 0, space 0, times 0 [ 516.099855][ T3903] [ 516.114107][ T3903] kobject: can not set name properly! [ 516.115982][ T3905] CPU: 0 PID: 3905 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 516.147484][ T3905] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 516.157522][ T3905] Call Trace: [ 516.160786][ T3905] [ 516.163698][ T3905] dump_stack_lvl+0x151/0x1b7 [ 516.168362][ T3905] ? bfq_pos_tree_add_move+0x43e/0x43e [ 516.173803][ T3905] ? get_tree_bdev+0x417/0x640 [ 516.178551][ T3905] ? vfs_get_tree+0x88/0x290 [ 516.183122][ T3905] ? do_new_mount+0x289/0xad0 [ 516.187784][ T3905] ? path_mount+0x60b/0x1050 [ 516.192361][ T3905] ? __x64_sys_mount+0xbf/0xd0 [ 516.197108][ T3905] ? do_syscall_64+0x44/0xd0 [ 516.201677][ T3905] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 516.207727][ T3905] dump_stack+0x15/0x17 [ 516.211861][ T3905] should_fail+0x3c0/0x510 [ 516.216261][ T3905] ? kvasprintf_const+0x139/0x180 [ 516.221270][ T3905] __should_failslab+0x9f/0xe0 [ 516.226018][ T3905] should_failslab+0x9/0x20 [ 516.230501][ T3905] __kmalloc_track_caller+0x6c/0x350 [ 516.235768][ T3905] kstrdup_const+0x55/0x90 [ 516.240170][ T3905] kvasprintf_const+0x139/0x180 [ 516.245004][ T3905] kobject_set_name_vargs+0x61/0x120 [ 516.250272][ T3905] kobject_init_and_add+0xdb/0x190 [ 516.255362][ T3905] ? __kasan_check_write+0x14/0x20 [ 516.260456][ T3905] ? kobject_add+0x210/0x210 [ 516.265026][ T3905] ? inode_init_always+0x760/0x9b0 [ 516.270118][ T3905] ? _raw_spin_unlock+0x4d/0x70 [ 516.274951][ T3905] ? _raw_spin_unlock+0x4d/0x70 [ 516.279790][ T3905] erofs_register_sysfs+0xd1/0x130 [ 516.284890][ T3905] erofs_fc_fill_super+0x95c/0x1180 [ 516.290071][ T3905] get_tree_bdev+0x417/0x640 [ 516.294642][ T3905] ? erofs_release_device_info+0x90/0x90 [ 516.300255][ T3905] erofs_fc_get_tree+0x1c/0x20 [ 516.305007][ T3905] vfs_get_tree+0x88/0x290 [ 516.309492][ T3905] do_new_mount+0x289/0xad0 [ 516.313975][ T3905] ? do_move_mount_old+0x160/0x160 [ 516.319069][ T3905] ? security_capable+0xb2/0xd0 [ 516.323903][ T3905] ? ns_capable+0x8a/0xf0 [ 516.328220][ T3905] path_mount+0x60b/0x1050 [ 516.332620][ T3905] __se_sys_mount+0x2d2/0x3c0 [ 516.337411][ T3905] ? __x64_sys_mount+0xd0/0xd0 [ 516.342188][ T3905] __x64_sys_mount+0xbf/0xd0 [ 516.346782][ T3905] do_syscall_64+0x44/0xd0 [ 516.351201][ T3905] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 516.357086][ T3905] RIP: 0033:0x7f211b962c9a [ 516.361489][ T3905] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 516.381078][ T3905] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 516.389473][ T3905] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 516.397606][ T3905] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 516.405580][ T3905] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 516.413535][ T3905] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 516.421504][ T3905] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 516.429460][ T3905] [ 516.434372][ T3907] CPU: 0 PID: 3907 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 516.445152][ T3907] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 516.455199][ T3907] Call Trace: [ 516.458460][ T3907] [ 516.461372][ T3907] dump_stack_lvl+0x151/0x1b7 [ 516.466045][ T3907] ? bfq_pos_tree_add_move+0x43e/0x43e [ 516.471494][ T3907] ? get_tree_bdev+0x417/0x640 [ 516.476526][ T3907] ? vfs_get_tree+0x88/0x290 [ 516.481120][ T3907] ? do_new_mount+0x289/0xad0 [ 516.485785][ T3907] ? path_mount+0x60b/0x1050 [ 516.490360][ T3907] ? __x64_sys_mount+0xbf/0xd0 [ 516.495112][ T3907] ? do_syscall_64+0x44/0xd0 [ 516.499683][ T3907] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 516.505820][ T3907] dump_stack+0x15/0x17 [ 516.509969][ T3907] should_fail+0x3c0/0x510 [ 516.514371][ T3907] ? kvasprintf_const+0x139/0x180 [ 516.519381][ T3907] __should_failslab+0x9f/0xe0 [ 516.524125][ T3907] should_failslab+0x9/0x20 [ 516.528621][ T3907] __kmalloc_track_caller+0x6c/0x350 [ 516.533909][ T3907] kstrdup_const+0x55/0x90 [ 516.538324][ T3907] kvasprintf_const+0x139/0x180 [ 516.543159][ T3907] kobject_set_name_vargs+0x61/0x120 [ 516.548424][ T3907] kobject_init_and_add+0xdb/0x190 [ 516.553518][ T3907] ? __kasan_check_write+0x14/0x20 [ 516.558608][ T3907] ? kobject_add+0x210/0x210 [ 516.563179][ T3907] ? inode_init_always+0x760/0x9b0 [ 516.568273][ T3907] ? _raw_spin_unlock+0x4d/0x70 [ 516.573112][ T3907] ? _raw_spin_unlock+0x4d/0x70 [ 516.577945][ T3907] erofs_register_sysfs+0xd1/0x130 [ 516.583038][ T3907] erofs_fc_fill_super+0x95c/0x1180 [ 516.588216][ T3907] get_tree_bdev+0x417/0x640 [ 516.592787][ T3907] ? erofs_release_device_info+0x90/0x90 [ 516.598405][ T3907] erofs_fc_get_tree+0x1c/0x20 [ 516.603149][ T3907] vfs_get_tree+0x88/0x290 [ 516.607633][ T3907] do_new_mount+0x289/0xad0 [ 516.612118][ T3907] ? do_move_mount_old+0x160/0x160 [ 516.617212][ T3907] ? security_capable+0xb2/0xd0 [ 516.622042][ T3907] ? ns_capable+0x8a/0xf0 [ 516.626350][ T3907] path_mount+0x60b/0x1050 [ 516.630751][ T3907] __se_sys_mount+0x2d2/0x3c0 [ 516.635411][ T3907] ? __x64_sys_mount+0xd0/0xd0 [ 516.640157][ T3907] __x64_sys_mount+0xbf/0xd0 [ 516.644732][ T3907] do_syscall_64+0x44/0xd0 [ 516.649131][ T3907] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 516.655009][ T3907] RIP: 0033:0x7f211b962c9a [ 516.659407][ T3907] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 516.679096][ T3907] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 516.687514][ T3907] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 516.695480][ T3907] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 516.703439][ T3907] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 516.711395][ T3907] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 516.719434][ T3907] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 516.727393][ T3907] [ 516.732863][ T3905] kobject: can not set name properly! [ 516.732980][ T3907] kobject: can not set name properly! [ 516.748676][ T3909] loop3: detected capacity change from 0 to 16 [ 516.749029][ T3911] loop1: detected capacity change from 0 to 16 [ 516.757304][ T3909] FAULT_INJECTION: forcing a failure. [ 516.757304][ T3909] name failslab, interval 1, probability 0, space 0, times 0 [ 516.776439][ T3916] loop2: detected capacity change from 0 to 16 [ 516.783528][ T3916] FAULT_INJECTION: forcing a failure. [ 516.783528][ T3916] name failslab, interval 1, probability 0, space 0, times 0 [ 516.789211][ T3909] CPU: 0 PID: 3909 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 516.806858][ T3909] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 516.816903][ T3909] Call Trace: [ 516.820177][ T3909] [ 516.823097][ T3909] dump_stack_lvl+0x151/0x1b7 [ 516.827778][ T3909] ? bfq_pos_tree_add_move+0x43e/0x43e [ 516.833221][ T3909] ? get_tree_bdev+0x417/0x640 [ 516.837971][ T3909] ? vfs_get_tree+0x88/0x290 [ 516.842548][ T3909] ? do_new_mount+0x289/0xad0 [ 516.847218][ T3909] ? path_mount+0x60b/0x1050 [ 516.851826][ T3909] ? __x64_sys_mount+0xbf/0xd0 [ 516.856578][ T3909] ? do_syscall_64+0x44/0xd0 [ 516.861156][ T3909] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 516.867209][ T3909] dump_stack+0x15/0x17 [ 516.871350][ T3909] should_fail+0x3c0/0x510 [ 516.875756][ T3909] ? kvasprintf_const+0x139/0x180 [ 516.880780][ T3909] __should_failslab+0x9f/0xe0 [ 516.885537][ T3909] should_failslab+0x9/0x20 [ 516.890025][ T3909] __kmalloc_track_caller+0x6c/0x350 [ 516.895300][ T3909] kstrdup_const+0x55/0x90 [ 516.899707][ T3909] kvasprintf_const+0x139/0x180 [ 516.904545][ T3909] kobject_set_name_vargs+0x61/0x120 [ 516.909822][ T3909] kobject_init_and_add+0xdb/0x190 [ 516.914920][ T3909] ? __kasan_check_write+0x14/0x20 [ 516.920017][ T3909] ? kobject_add+0x210/0x210 [ 516.924594][ T3909] ? inode_init_always+0x760/0x9b0 [ 516.929698][ T3909] ? _raw_spin_unlock+0x4d/0x70 [ 516.934564][ T3909] ? _raw_spin_unlock+0x4d/0x70 [ 516.939402][ T3909] erofs_register_sysfs+0xd1/0x130 [ 516.944508][ T3909] erofs_fc_fill_super+0x95c/0x1180 [ 516.949696][ T3909] get_tree_bdev+0x417/0x640 [ 516.954277][ T3909] ? erofs_release_device_info+0x90/0x90 [ 516.959896][ T3909] erofs_fc_get_tree+0x1c/0x20 [ 516.964645][ T3909] vfs_get_tree+0x88/0x290 [ 516.969052][ T3909] do_new_mount+0x289/0xad0 [ 516.973545][ T3909] ? do_move_mount_old+0x160/0x160 [ 516.978642][ T3909] ? security_capable+0xb2/0xd0 [ 516.983479][ T3909] ? ns_capable+0x8a/0xf0 [ 516.987799][ T3909] path_mount+0x60b/0x1050 [ 516.992206][ T3909] __se_sys_mount+0x2d2/0x3c0 [ 516.996873][ T3909] ? __x64_sys_mount+0xd0/0xd0 [ 517.001626][ T3909] __x64_sys_mount+0xbf/0xd0 [ 517.006204][ T3909] do_syscall_64+0x44/0xd0 [ 517.010609][ T3909] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 517.016493][ T3909] RIP: 0033:0x7f211b962c9a [ 517.020893][ T3909] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 517.040574][ T3909] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 517.048979][ T3909] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 517.056938][ T3909] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 517.064898][ T3909] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 517.072855][ T3909] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 517.080812][ T3909] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 517.088780][ T3909] [ 517.091791][ T3916] CPU: 1 PID: 3916 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 517.093434][ T3911] erofs: (device loop1): mounted with root inode @ nid 36. [ 517.102548][ T3916] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 517.102562][ T3916] Call Trace: [ 517.102567][ T3916] [ 517.102572][ T3916] dump_stack_lvl+0x151/0x1b7 [ 517.111398][ T3911] FAULT_INJECTION: forcing a failure. [ 517.111398][ T3911] name failslab, interval 1, probability 0, space 0, times 0 [ 517.119806][ T3916] ? bfq_pos_tree_add_move+0x43e/0x43e [ 517.119831][ T3916] dump_stack+0x15/0x17 [ 517.119844][ T3916] should_fail+0x3c0/0x510 [ 517.119862][ T3916] __should_failslab+0x9f/0xe0 [ 517.119879][ T3916] should_failslab+0x9/0x20 [ 517.119894][ T3916] kmem_cache_alloc+0x4f/0x2f0 [ 517.119910][ T3916] ? from_kuid_munged+0x7b0/0x7b0 [ 517.176132][ T3916] ? security_inode_alloc+0x29/0x140 [ 517.181403][ T3916] security_inode_alloc+0x29/0x140 [ 517.186497][ T3916] inode_init_always+0x749/0x9b0 [ 517.191416][ T3916] ? _erofs_info+0x190/0x190 [ 517.195987][ T3916] new_inode_pseudo+0x93/0x220 [ 517.200744][ T3916] new_inode+0x28/0x1c0 [ 517.204898][ T3916] ? _raw_spin_unlock+0x4d/0x70 [ 517.209736][ T3916] ? erofs_shrinker_register+0xfb/0x110 [ 517.215273][ T3916] erofs_fc_fill_super+0x867/0x1180 [ 517.220456][ T3916] get_tree_bdev+0x417/0x640 [ 517.225037][ T3916] ? erofs_release_device_info+0x90/0x90 [ 517.230673][ T3916] erofs_fc_get_tree+0x1c/0x20 [ 517.235425][ T3916] vfs_get_tree+0x88/0x290 [ 517.239827][ T3916] do_new_mount+0x289/0xad0 [ 517.244313][ T3916] ? do_move_mount_old+0x160/0x160 [ 517.249405][ T3916] ? security_capable+0xb2/0xd0 [ 517.254234][ T3916] ? ns_capable+0x8a/0xf0 [ 517.258554][ T3916] path_mount+0x60b/0x1050 [ 517.262954][ T3916] __se_sys_mount+0x2d2/0x3c0 [ 517.267613][ T3916] ? __x64_sys_mount+0xd0/0xd0 [ 517.272358][ T3916] __x64_sys_mount+0xbf/0xd0 [ 517.276936][ T3916] do_syscall_64+0x44/0xd0 [ 517.281335][ T3916] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 517.287216][ T3916] RIP: 0033:0x7f211b962c9a [ 517.291619][ T3916] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 517.311205][ T3916] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 517.319608][ T3916] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 517.327562][ T3916] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 517.335515][ T3916] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 517.343465][ T3916] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 517.351416][ T3916] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 517.359376][ T3916] [ 517.362842][ T3911] CPU: 1 PID: 3911 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 517.373696][ T3911] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 517.383739][ T3911] Call Trace: [ 517.387097][ T3911] [ 517.390012][ T3911] dump_stack_lvl+0x151/0x1b7 [ 517.394675][ T3911] ? bfq_pos_tree_add_move+0x43e/0x43e [ 517.400113][ T3911] ? avc_has_perm+0x16d/0x260 [ 517.404771][ T3911] dump_stack+0x15/0x17 [ 517.408910][ T3911] should_fail+0x3c0/0x510 [ 517.413396][ T3911] __should_failslab+0x9f/0xe0 [ 517.418159][ T3911] should_failslab+0x9/0x20 [ 517.422678][ T3911] kmem_cache_alloc+0x4f/0x2f0 [ 517.427535][ T3911] ? selinux_sb_remount+0xd20/0xd20 [ 517.432839][ T3911] ? alloc_vfsmnt+0x27/0x4a0 [ 517.437433][ T3911] alloc_vfsmnt+0x27/0x4a0 [ 517.441902][ T3911] vfs_create_mount+0x84/0x4c0 [ 517.446690][ T3911] ? __kasan_check_write+0x14/0x20 [ 517.451805][ T3911] do_new_mount+0x3b4/0xad0 [ 517.456290][ T3911] ? do_move_mount_old+0x160/0x160 [ 517.461381][ T3911] ? security_capable+0xb2/0xd0 [ 517.466212][ T3911] ? ns_capable+0x8a/0xf0 [ 517.470526][ T3911] path_mount+0x60b/0x1050 [ 517.474948][ T3911] __se_sys_mount+0x2d2/0x3c0 [ 517.479607][ T3911] ? __x64_sys_mount+0xd0/0xd0 [ 517.484353][ T3911] __x64_sys_mount+0xbf/0xd0 [ 517.488924][ T3911] do_syscall_64+0x44/0xd0 [ 517.493341][ T3911] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 517.499237][ T3911] RIP: 0033:0x7f211b962c9a [ 517.503651][ T3911] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 517.523362][ T3911] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 517.531775][ T3911] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 517.539819][ T3911] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 517.547777][ T3911] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 517.555730][ T3911] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 517.563685][ T3911] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 517.571641][ T3911] [ 517.575320][ T3917] loop5: detected capacity change from 0 to 16 [ 517.579111][ T3919] loop4: detected capacity change from 0 to 16 [ 517.582601][ T3909] kobject: can not set name properly! [ 517.588862][ T3917] FAULT_INJECTION: forcing a failure. [ 517.588862][ T3917] name failslab, interval 1, probability 0, space 0, times 0 [ 517.611878][ T3921] loop0: detected capacity change from 0 to 16 [ 517.615127][ T3919] erofs: (device loop4): mounted with root inode @ nid 36. [ 517.625416][ T3919] FAULT_INJECTION: forcing a failure. [ 517.625416][ T3919] name failslab, interval 1, probability 0, space 0, times 0 [ 517.625465][ T3917] CPU: 1 PID: 3917 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 517.648905][ T3917] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 517.658942][ T3917] Call Trace: [ 517.662212][ T3917] [ 517.665125][ T3917] dump_stack_lvl+0x151/0x1b7 [ 517.669788][ T3917] ? bfq_pos_tree_add_move+0x43e/0x43e [ 517.675228][ T3917] ? get_tree_bdev+0x417/0x640 [ 517.679971][ T3917] ? vfs_get_tree+0x88/0x290 [ 517.684544][ T3917] ? do_new_mount+0x289/0xad0 [ 517.689213][ T3917] ? path_mount+0x60b/0x1050 [ 517.693786][ T3917] ? __x64_sys_mount+0xbf/0xd0 [ 517.698623][ T3917] ? do_syscall_64+0x44/0xd0 [ 517.703196][ T3917] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 517.709250][ T3917] dump_stack+0x15/0x17 [ 517.713386][ T3917] should_fail+0x3c0/0x510 [ 517.718344][ T3917] ? kvasprintf_const+0x139/0x180 [ 517.723350][ T3917] __should_failslab+0x9f/0xe0 [ 517.728101][ T3917] should_failslab+0x9/0x20 [ 517.732587][ T3917] __kmalloc_track_caller+0x6c/0x350 [ 517.738058][ T3917] kstrdup_const+0x55/0x90 [ 517.742466][ T3917] kvasprintf_const+0x139/0x180 [ 517.747298][ T3917] kobject_set_name_vargs+0x61/0x120 [ 517.752567][ T3917] kobject_init_and_add+0xdb/0x190 [ 517.757660][ T3917] ? __kasan_check_write+0x14/0x20 [ 517.762755][ T3917] ? kobject_add+0x210/0x210 [ 517.767323][ T3917] ? inode_init_always+0x760/0x9b0 [ 517.772425][ T3917] ? _raw_spin_unlock+0x4d/0x70 [ 517.777258][ T3917] ? _raw_spin_unlock+0x4d/0x70 [ 517.782177][ T3917] erofs_register_sysfs+0xd1/0x130 [ 517.787274][ T3917] erofs_fc_fill_super+0x95c/0x1180 [ 517.792453][ T3917] get_tree_bdev+0x417/0x640 [ 517.797026][ T3917] ? erofs_release_device_info+0x90/0x90 [ 517.802637][ T3917] erofs_fc_get_tree+0x1c/0x20 [ 517.807383][ T3917] vfs_get_tree+0x88/0x290 [ 517.811780][ T3917] do_new_mount+0x289/0xad0 [ 517.816267][ T3917] ? do_move_mount_old+0x160/0x160 [ 517.821362][ T3917] ? security_capable+0xb2/0xd0 [ 517.826198][ T3917] ? ns_capable+0x8a/0xf0 [ 517.830541][ T3917] path_mount+0x60b/0x1050 [ 517.834952][ T3917] __se_sys_mount+0x2d2/0x3c0 [ 517.839633][ T3917] ? __x64_sys_mount+0xd0/0xd0 [ 517.844385][ T3917] __x64_sys_mount+0xbf/0xd0 [ 517.848969][ T3917] do_syscall_64+0x44/0xd0 [ 517.853371][ T3917] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 517.859260][ T3917] RIP: 0033:0x7f211b962c9a [ 517.863674][ T3917] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 517.883263][ T3917] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 517.891658][ T3917] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 517.899610][ T3917] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 517.907563][ T3917] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 517.915515][ T3917] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 517.923467][ T3917] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 517.931424][ T3917] [ 517.947139][ T3919] CPU: 1 PID: 3919 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 517.954752][ T3921] erofs: (device loop0): mounted with root inode @ nid 36. [ 517.957921][ T3919] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 517.957934][ T3919] Call Trace: [ 517.957939][ T3919] [ 517.957945][ T3919] dump_stack_lvl+0x151/0x1b7 [ 517.966408][ T3923] loop1: detected capacity change from 0 to 16 [ 517.975145][ T3919] ? bfq_pos_tree_add_move+0x43e/0x43e [ 517.975169][ T3919] ? avc_has_perm+0x16d/0x260 [ 517.975184][ T3919] dump_stack+0x15/0x17 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 517.975198][ T3919] should_fail+0x3c0/0x510 [ 517.978532][ T3921] FAULT_INJECTION: forcing a failure. [ 517.978532][ T3921] name failslab, interval 1, probability 0, space 0, times 0 [ 517.981385][ T3919] __should_failslab+0x9f/0xe0 [ 517.981405][ T3919] should_failslab+0x9/0x20 [ 518.025957][ T3923] erofs: (device loop1): mounted with root inode @ nid 36. [ 518.028232][ T3919] kmem_cache_alloc+0x4f/0x2f0 [ 518.028257][ T3919] ? selinux_sb_remount+0xd20/0xd20 [ 518.050097][ T3919] ? alloc_vfsmnt+0x27/0x4a0 [ 518.054139][ T3923] FAULT_INJECTION: forcing a failure. [ 518.054139][ T3923] name failslab, interval 1, probability 0, space 0, times 0 [ 518.054702][ T3919] alloc_vfsmnt+0x27/0x4a0 [ 518.054725][ T3919] vfs_create_mount+0x84/0x4c0 [ 518.076531][ T3919] ? __kasan_check_write+0x14/0x20 [ 518.081737][ T3919] do_new_mount+0x3b4/0xad0 [ 518.086256][ T3919] ? do_move_mount_old+0x160/0x160 [ 518.091383][ T3919] ? security_capable+0xb2/0xd0 [ 518.096272][ T3919] ? ns_capable+0x8a/0xf0 [ 518.100700][ T3919] path_mount+0x60b/0x1050 [ 518.105133][ T3919] __se_sys_mount+0x2d2/0x3c0 [ 518.109824][ T3919] ? __x64_sys_mount+0xd0/0xd0 [ 518.114600][ T3919] ? vfs_mkdir+0x580/0x580 [ 518.119026][ T3919] __x64_sys_mount+0xbf/0xd0 [ 518.123625][ T3919] do_syscall_64+0x44/0xd0 [ 518.128049][ T3919] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 518.133952][ T3919] RIP: 0033:0x7f211b962c9a [ 518.138375][ T3919] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 518.157983][ T3919] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 518.166411][ T3919] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 518.174388][ T3919] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 518.182406][ T3919] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 518.190389][ T3919] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 518.198371][ T3919] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 518.206441][ T3919] [ 518.209470][ T3923] CPU: 0 PID: 3923 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 518.211936][ T3917] kobject: can not set name properly! [ 518.220237][ T3923] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 518.220251][ T3923] Call Trace: [ 518.220257][ T3923] [ 518.220263][ T3923] dump_stack_lvl+0x151/0x1b7 [ 518.220284][ T3923] ? bfq_pos_tree_add_move+0x43e/0x43e [ 518.220301][ T3923] ? avc_has_perm+0x16d/0x260 [ 518.220318][ T3923] dump_stack+0x15/0x17 [ 518.220333][ T3923] should_fail+0x3c0/0x510 [ 518.220352][ T3923] __should_failslab+0x9f/0xe0 [ 518.269888][ T3923] should_failslab+0x9/0x20 [ 518.274468][ T3923] kmem_cache_alloc+0x4f/0x2f0 [ 518.279213][ T3923] ? selinux_sb_remount+0xd20/0xd20 [ 518.284392][ T3923] ? alloc_vfsmnt+0x27/0x4a0 [ 518.289052][ T3923] alloc_vfsmnt+0x27/0x4a0 [ 518.293454][ T3923] vfs_create_mount+0x84/0x4c0 [ 518.298203][ T3923] ? __kasan_check_write+0x14/0x20 [ 518.303305][ T3923] do_new_mount+0x3b4/0xad0 [ 518.307792][ T3923] ? do_move_mount_old+0x160/0x160 [ 518.312886][ T3923] ? security_capable+0xb2/0xd0 [ 518.317744][ T3923] ? ns_capable+0x8a/0xf0 [ 518.322055][ T3923] path_mount+0x60b/0x1050 [ 518.326476][ T3923] __se_sys_mount+0x2d2/0x3c0 [ 518.331135][ T3923] ? __x64_sys_mount+0xd0/0xd0 [ 518.335883][ T3923] ? vfs_mkdir+0x580/0x580 [ 518.340634][ T3923] __x64_sys_mount+0xbf/0xd0 [ 518.345213][ T3923] do_syscall_64+0x44/0xd0 [ 518.349611][ T3923] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 518.355509][ T3923] RIP: 0033:0x7f211b962c9a [ 518.359906][ T3923] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 518.379492][ T3923] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 518.387888][ T3923] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 518.395847][ T3923] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 518.403818][ T3923] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 518.411812][ T3923] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 518.419768][ T3923] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 518.427723][ T3923] [ 518.432403][ T3921] CPU: 0 PID: 3921 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 518.443204][ T3921] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 518.453267][ T3921] Call Trace: [ 518.456552][ T3921] [ 518.459503][ T3921] dump_stack_lvl+0x151/0x1b7 [ 518.464195][ T3921] ? bfq_pos_tree_add_move+0x43e/0x43e [ 518.469673][ T3921] ? avc_has_perm+0x16d/0x260 [ 518.474362][ T3921] dump_stack+0x15/0x17 [ 518.478523][ T3921] should_fail+0x3c0/0x510 [ 518.482950][ T3921] __should_failslab+0x9f/0xe0 [ 518.487726][ T3921] should_failslab+0x9/0x20 [ 518.492217][ T3921] kmem_cache_alloc+0x4f/0x2f0 [ 518.496959][ T3921] ? selinux_sb_remount+0xd20/0xd20 [ 518.502132][ T3921] ? alloc_vfsmnt+0x27/0x4a0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 518.506716][ T3921] alloc_vfsmnt+0x27/0x4a0 [ 518.511121][ T3921] vfs_create_mount+0x84/0x4c0 [ 518.515948][ T3921] ? __kasan_check_write+0x14/0x20 [ 518.521036][ T3921] do_new_mount+0x3b4/0xad0 [ 518.525561][ T3921] ? do_move_mount_old+0x160/0x160 [ 518.530663][ T3921] ? security_capable+0xb2/0xd0 [ 518.535511][ T3921] ? ns_capable+0x8a/0xf0 [ 518.539903][ T3921] path_mount+0x60b/0x1050 [ 518.544297][ T3921] __se_sys_mount+0x2d2/0x3c0 [ 518.548948][ T3921] ? __x64_sys_mount+0xd0/0xd0 [ 518.553685][ T3921] __x64_sys_mount+0xbf/0xd0 [ 518.558335][ T3921] do_syscall_64+0x44/0xd0 [ 518.562726][ T3921] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 518.568855][ T3921] RIP: 0033:0x7f211b962c9a [ 518.573417][ T3921] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 518.593097][ T3921] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 518.601512][ T3921] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 518.609651][ T3921] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 518.617596][ T3921] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 518.625540][ T3921] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 518.633484][ T3921] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 518.641721][ T3921] [ 518.649169][ T3925] loop3: detected capacity change from 0 to 16 [ 518.661999][ T3925] FAULT_INJECTION: forcing a failure. [ 518.661999][ T3925] name failslab, interval 1, probability 0, space 0, times 0 [ 518.676884][ T3925] CPU: 0 PID: 3925 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 518.687662][ T3925] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 518.697721][ T3925] Call Trace: [ 518.701000][ T3925] [ 518.703932][ T3925] dump_stack_lvl+0x151/0x1b7 [ 518.709756][ T3925] ? bfq_pos_tree_add_move+0x43e/0x43e [ 518.715232][ T3925] dump_stack+0x15/0x17 [ 518.717417][ T3927] loop5: detected capacity change from 0 to 16 [ 518.719656][ T3925] should_fail+0x3c0/0x510 [ 518.730482][ T3925] __should_failslab+0x9f/0xe0 [ 518.730814][ T3927] FAULT_INJECTION: forcing a failure. [ 518.730814][ T3927] name failslab, interval 1, probability 0, space 0, times 0 [ 518.735244][ T3925] should_failslab+0x9/0x20 [ 518.735262][ T3925] kmem_cache_alloc+0x4f/0x2f0 [ 518.735277][ T3925] ? from_kuid_munged+0x7b0/0x7b0 [ 518.762040][ T3925] ? security_inode_alloc+0x29/0x140 [ 518.767317][ T3925] security_inode_alloc+0x29/0x140 [ 518.772522][ T3925] inode_init_always+0x749/0x9b0 [ 518.777549][ T3925] ? _erofs_info+0x190/0x190 [ 518.782144][ T3925] new_inode_pseudo+0x93/0x220 [ 518.786915][ T3925] new_inode+0x28/0x1c0 [ 518.791054][ T3925] ? _raw_spin_unlock+0x4d/0x70 [ 518.796069][ T3925] ? erofs_shrinker_register+0xfb/0x110 [ 518.801605][ T3925] erofs_fc_fill_super+0x867/0x1180 [ 518.806804][ T3925] get_tree_bdev+0x417/0x640 [ 518.811380][ T3925] ? erofs_release_device_info+0x90/0x90 [ 518.816998][ T3925] erofs_fc_get_tree+0x1c/0x20 [ 518.821753][ T3925] vfs_get_tree+0x88/0x290 [ 518.826155][ T3925] do_new_mount+0x289/0xad0 [ 518.830645][ T3925] ? do_move_mount_old+0x160/0x160 [ 518.835920][ T3925] ? security_capable+0xb2/0xd0 [ 518.840851][ T3925] ? ns_capable+0x8a/0xf0 [ 518.845811][ T3925] path_mount+0x60b/0x1050 [ 518.850326][ T3925] __se_sys_mount+0x2d2/0x3c0 [ 518.854995][ T3925] ? __x64_sys_mount+0xd0/0xd0 [ 518.859761][ T3925] __x64_sys_mount+0xbf/0xd0 [ 518.864336][ T3925] do_syscall_64+0x44/0xd0 [ 518.868741][ T3925] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 518.874633][ T3925] RIP: 0033:0x7f211b962c9a [ 518.879161][ T3925] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 518.898855][ T3925] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 518.907273][ T3925] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 518.915234][ T3925] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 518.923228][ T3925] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 518.931283][ T3925] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 518.939249][ T3925] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 518.947214][ T3925] [ 518.950224][ T3927] CPU: 1 PID: 3927 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 518.961041][ T3927] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 518.967503][ T3929] loop4: detected capacity change from 0 to 16 [ 518.971095][ T3927] Call Trace: [ 518.971104][ T3927] [ 518.971115][ T3927] dump_stack_lvl+0x151/0x1b7 [ 518.980687][ T3929] erofs: (device loop4): mounted with root inode @ nid 36. [ 518.983533][ T3927] ? bfq_pos_tree_add_move+0x43e/0x43e [ 518.983559][ T3927] dump_stack+0x15/0x17 [ 518.988706][ T3929] FAULT_INJECTION: forcing a failure. [ 518.988706][ T3929] name failslab, interval 1, probability 0, space 0, times 0 [ 518.995379][ T3927] should_fail+0x3c0/0x510 [ 518.995402][ T3927] ? __kernfs_new_node+0x99/0x6e0 [ 518.995417][ T3927] __should_failslab+0x9f/0xe0 [ 518.995434][ T3927] should_failslab+0x9/0x20 [ 519.036332][ T3927] __kmalloc_track_caller+0x6c/0x350 [ 519.041630][ T3927] ? kvasprintf_const+0x139/0x180 [ 519.046662][ T3927] kstrdup_const+0x55/0x90 [ 519.051082][ T3927] __kernfs_new_node+0x99/0x6e0 [ 519.055939][ T3927] ? erofs_fc_get_tree+0x1c/0x20 [ 519.060890][ T3927] ? vfs_get_tree+0x88/0x290 [ 519.065485][ T3927] ? do_new_mount+0x289/0xad0 [ 519.070250][ T3927] ? path_mount+0x60b/0x1050 [ 519.074838][ T3927] ? __se_sys_mount+0x2d2/0x3c0 [ 519.079678][ T3927] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 519.085751][ T3927] ? kernfs_new_node+0x170/0x170 [ 519.090691][ T3927] kernfs_create_dir_ns+0x9b/0x230 [ 519.095813][ T3927] sysfs_create_dir_ns+0x181/0x390 [ 519.101124][ T3927] ? sysfs_warn_dup+0xa0/0xa0 [ 519.105809][ T3927] ? memcpy+0x56/0x70 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 519.109790][ T3927] kobject_add_internal+0x766/0xda0 [ 519.114981][ T3927] kobject_init_and_add+0x123/0x190 [ 519.120179][ T3927] ? __kasan_check_write+0x14/0x20 [ 519.125276][ T3927] ? kobject_add+0x210/0x210 [ 519.129864][ T3927] ? inode_init_always+0x760/0x9b0 [ 519.134964][ T3927] ? _raw_spin_unlock+0x4d/0x70 [ 519.139807][ T3927] ? _raw_spin_unlock+0x4d/0x70 [ 519.144644][ T3927] erofs_register_sysfs+0xd1/0x130 [ 519.149836][ T3927] erofs_fc_fill_super+0x95c/0x1180 [ 519.155033][ T3927] get_tree_bdev+0x417/0x640 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 519.159705][ T3927] ? erofs_release_device_info+0x90/0x90 [ 519.165466][ T3927] erofs_fc_get_tree+0x1c/0x20 [ 519.170240][ T3927] vfs_get_tree+0x88/0x290 [ 519.174653][ T3927] do_new_mount+0x289/0xad0 [ 519.179154][ T3927] ? do_move_mount_old+0x160/0x160 [ 519.184271][ T3927] ? security_capable+0xb2/0xd0 [ 519.189127][ T3927] ? ns_capable+0x8a/0xf0 [ 519.193462][ T3927] path_mount+0x60b/0x1050 [ 519.197884][ T3927] __se_sys_mount+0x2d2/0x3c0 [ 519.202568][ T3927] ? __x64_sys_mount+0xd0/0xd0 [ 519.207348][ T3927] __x64_sys_mount+0xbf/0xd0 [ 519.211952][ T3927] do_syscall_64+0x44/0xd0 [ 519.216378][ T3927] ? irqentry_exit+0x12/0x40 [ 519.220975][ T3927] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 519.226881][ T3927] RIP: 0033:0x7f211b962c9a [ 519.231298][ T3927] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 519.251039][ T3927] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 519.259461][ T3927] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 519.267438][ T3927] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 519.275412][ T3927] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 519.283378][ T3927] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 519.291338][ T3927] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 519.299304][ T3927] [ 519.302312][ T3929] CPU: 0 PID: 3929 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 519.303305][ T3927] kobject_add_internal failed for loop5 (error: -12 parent: erofs) [ 519.313074][ T3929] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 519.313093][ T3929] Call Trace: [ 519.313099][ T3929] [ 519.313105][ T3929] dump_stack_lvl+0x151/0x1b7 [ 519.313127][ T3929] ? bfq_pos_tree_add_move+0x43e/0x43e [ 519.313142][ T3929] ? avc_has_perm+0x16d/0x260 [ 519.352045][ T3929] dump_stack+0x15/0x17 [ 519.356195][ T3929] should_fail+0x3c0/0x510 [ 519.360601][ T3929] __should_failslab+0x9f/0xe0 [ 519.365346][ T3929] should_failslab+0x9/0x20 [ 519.369918][ T3929] kmem_cache_alloc+0x4f/0x2f0 [ 519.374749][ T3929] ? selinux_sb_remount+0xd20/0xd20 [ 519.379930][ T3929] ? alloc_vfsmnt+0x27/0x4a0 [ 519.384506][ T3929] alloc_vfsmnt+0x27/0x4a0 [ 519.388906][ T3929] vfs_create_mount+0x84/0x4c0 [ 519.393649][ T3929] ? __kasan_check_write+0x14/0x20 [ 519.398738][ T3929] do_new_mount+0x3b4/0xad0 [ 519.403231][ T3929] ? do_move_mount_old+0x160/0x160 [ 519.408569][ T3929] ? security_capable+0xb2/0xd0 [ 519.413435][ T3929] ? ns_capable+0x8a/0xf0 [ 519.417756][ T3929] path_mount+0x60b/0x1050 [ 519.422173][ T3929] __se_sys_mount+0x2d2/0x3c0 [ 519.426843][ T3929] ? __x64_sys_mount+0xd0/0xd0 [ 519.431607][ T3929] ? vfs_mkdir+0x580/0x580 [ 519.436007][ T3929] __x64_sys_mount+0xbf/0xd0 [ 519.440583][ T3929] do_syscall_64+0x44/0xd0 [ 519.444989][ T3929] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 519.450893][ T3929] RIP: 0033:0x7f211b962c9a [ 519.455311][ T3929] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 519.474989][ T3929] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 519.483395][ T3929] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 519.491393][ T3929] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 519.499392][ T3929] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 519.507360][ T3929] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 519.515320][ T3929] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 519.523541][ T3929] [ 519.530523][ T3931] loop2: detected capacity change from 0 to 16 [ 519.540704][ T3931] FAULT_INJECTION: forcing a failure. [ 519.540704][ T3931] name failslab, interval 1, probability 0, space 0, times 0 [ 519.554122][ T3933] loop1: detected capacity change from 0 to 16 [ 519.561275][ T3931] CPU: 1 PID: 3931 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 519.572073][ T3931] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 519.582120][ T3931] Call Trace: [ 519.585380][ T3931] [ 519.588311][ T3931] dump_stack_lvl+0x151/0x1b7 [ 519.592974][ T3931] ? bfq_pos_tree_add_move+0x43e/0x43e [ 519.598415][ T3931] dump_stack+0x15/0x17 [ 519.602551][ T3931] should_fail+0x3c0/0x510 [ 519.606958][ T3931] __should_failslab+0x9f/0xe0 [ 519.611705][ T3931] should_failslab+0x9/0x20 [ 519.616188][ T3931] kmem_cache_alloc+0x4f/0x2f0 [ 519.620939][ T3931] ? __kernfs_new_node+0xdb/0x6e0 [ 519.625950][ T3931] __kernfs_new_node+0xdb/0x6e0 [ 519.630781][ T3931] ? erofs_fc_get_tree+0x1c/0x20 [ 519.635699][ T3931] ? vfs_get_tree+0x88/0x290 [ 519.640267][ T3931] ? do_new_mount+0x289/0xad0 [ 519.644927][ T3931] ? path_mount+0x60b/0x1050 [ 519.649500][ T3931] ? __se_sys_mount+0x2d2/0x3c0 [ 519.654352][ T3931] ? kernfs_new_node+0x170/0x170 [ 519.659276][ T3931] kernfs_create_dir_ns+0x9b/0x230 [ 519.664370][ T3931] sysfs_create_dir_ns+0x181/0x390 [ 519.669472][ T3931] ? sysfs_warn_dup+0xa0/0xa0 [ 519.674172][ T3931] ? memcpy+0x56/0x70 [ 519.678264][ T3931] kobject_add_internal+0x766/0xda0 [ 519.683541][ T3931] kobject_init_and_add+0x123/0x190 [ 519.688733][ T3931] ? __kasan_check_write+0x14/0x20 [ 519.693849][ T3931] ? kobject_add+0x210/0x210 [ 519.698433][ T3931] ? inode_init_always+0x760/0x9b0 [ 519.703528][ T3931] ? _raw_spin_unlock+0x4d/0x70 [ 519.708368][ T3931] ? _raw_spin_unlock+0x4d/0x70 [ 519.713201][ T3931] erofs_register_sysfs+0xd1/0x130 [ 519.718310][ T3931] erofs_fc_fill_super+0x95c/0x1180 [ 519.723489][ T3931] get_tree_bdev+0x417/0x640 [ 519.728061][ T3931] ? erofs_release_device_info+0x90/0x90 [ 519.733675][ T3931] erofs_fc_get_tree+0x1c/0x20 [ 519.738419][ T3931] vfs_get_tree+0x88/0x290 [ 519.742818][ T3931] do_new_mount+0x289/0xad0 [ 519.747337][ T3931] ? do_move_mount_old+0x160/0x160 [ 519.752435][ T3931] ? security_capable+0xb2/0xd0 [ 519.757267][ T3931] ? ns_capable+0x8a/0xf0 [ 519.761581][ T3931] path_mount+0x60b/0x1050 [ 519.765977][ T3931] __se_sys_mount+0x2d2/0x3c0 [ 519.770634][ T3931] ? __x64_sys_mount+0xd0/0xd0 [ 519.775475][ T3931] ? vfs_mkdir+0x580/0x580 [ 519.779960][ T3931] __x64_sys_mount+0xbf/0xd0 [ 519.784557][ T3931] do_syscall_64+0x44/0xd0 [ 519.788955][ T3931] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 519.794828][ T3931] RIP: 0033:0x7f211b962c9a [ 519.799223][ T3931] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 519.818895][ T3931] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 519.827460][ T3931] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 519.835510][ T3931] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 519.843475][ T3931] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 519.851438][ T3931] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 519.859394][ T3931] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 519.867349][ T3931] [ 519.871573][ T3935] loop3: detected capacity change from 0 to 16 [ 519.877426][ T3931] kobject_add_internal failed for loop2 (error: -12 parent: erofs) [ 519.885651][ T3935] erofs: (device loop3): mounted with root inode @ nid 36. [ 519.885694][ T3935] FAULT_INJECTION: forcing a failure. [ 519.885694][ T3935] name failslab, interval 1, probability 0, space 0, times 0 [ 519.885714][ T3935] CPU: 1 PID: 3935 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 519.916160][ T3935] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 519.926285][ T3935] Call Trace: [ 519.929545][ T3935] [ 519.932461][ T3935] dump_stack_lvl+0x151/0x1b7 [ 519.937124][ T3935] ? bfq_pos_tree_add_move+0x43e/0x43e [ 519.942563][ T3935] ? avc_has_perm+0x16d/0x260 [ 519.947247][ T3935] dump_stack+0x15/0x17 [ 519.951384][ T3935] should_fail+0x3c0/0x510 [ 519.955784][ T3935] __should_failslab+0x9f/0xe0 [ 519.960529][ T3935] should_failslab+0x9/0x20 [ 519.965100][ T3935] kmem_cache_alloc+0x4f/0x2f0 [ 519.969843][ T3935] ? selinux_sb_remount+0xd20/0xd20 [ 519.975043][ T3935] ? alloc_vfsmnt+0x27/0x4a0 [ 519.979622][ T3935] alloc_vfsmnt+0x27/0x4a0 [ 519.984064][ T3935] vfs_create_mount+0x84/0x4c0 [ 519.988840][ T3935] ? __kasan_check_write+0x14/0x20 [ 519.993948][ T3935] do_new_mount+0x3b4/0xad0 [ 519.998536][ T3935] ? do_move_mount_old+0x160/0x160 [ 520.003651][ T3935] ? security_capable+0xb2/0xd0 [ 520.008498][ T3935] ? ns_capable+0x8a/0xf0 [ 520.012817][ T3935] path_mount+0x60b/0x1050 [ 520.017319][ T3935] __se_sys_mount+0x2d2/0x3c0 [ 520.021985][ T3935] ? __x64_sys_mount+0xd0/0xd0 [ 520.026729][ T3935] __x64_sys_mount+0xbf/0xd0 [ 520.031328][ T3935] do_syscall_64+0x44/0xd0 [ 520.035724][ T3935] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 520.041601][ T3935] RIP: 0033:0x7f211b962c9a [ 520.046000][ T3935] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 520.065597][ T3935] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 520.074002][ T3935] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 520.081959][ T3935] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 520.089915][ T3935] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 520.097866][ T3935] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 520.105815][ T3935] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 520.113770][ T3935] [ 520.117761][ T3933] FAULT_INJECTION: forcing a failure. [ 520.117761][ T3933] name failslab, interval 1, probability 0, space 0, times 0 [ 520.118865][ T3941] loop0: detected capacity change from 0 to 16 [ 520.132974][ T3933] CPU: 1 PID: 3933 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 520.140876][ T3941] erofs: (device loop0): mounted with root inode @ nid 36. [ 520.147732][ T3933] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 520.147745][ T3933] Call Trace: [ 520.147751][ T3933] [ 520.147757][ T3933] dump_stack_lvl+0x151/0x1b7 [ 520.147777][ T3933] ? bfq_pos_tree_add_move+0x43e/0x43e [ 520.147792][ T3933] ? get_tree_bdev+0x417/0x640 [ 520.147806][ T3933] ? vfs_get_tree+0x88/0x290 [ 520.147820][ T3933] ? do_new_mount+0x289/0xad0 [ 520.147838][ T3933] ? path_mount+0x60b/0x1050 [ 520.147854][ T3933] ? __x64_sys_mount+0xbf/0xd0 [ 520.157077][ T3941] FAULT_INJECTION: forcing a failure. [ 520.157077][ T3941] name failslab, interval 1, probability 0, space 0, times 0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 520.165520][ T3933] ? do_syscall_64+0x44/0xd0 [ 520.165553][ T3933] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 520.165576][ T3933] dump_stack+0x15/0x17 [ 520.165589][ T3933] should_fail+0x3c0/0x510 [ 520.165606][ T3933] ? kvasprintf_const+0x139/0x180 [ 520.242471][ T3933] __should_failslab+0x9f/0xe0 [ 520.247238][ T3933] should_failslab+0x9/0x20 [ 520.251730][ T3933] __kmalloc_track_caller+0x6c/0x350 [ 520.257019][ T3933] kstrdup_const+0x55/0x90 [ 520.261616][ T3933] kvasprintf_const+0x139/0x180 [ 520.266492][ T3933] kobject_set_name_vargs+0x61/0x120 [ 520.271791][ T3933] kobject_init_and_add+0xdb/0x190 [ 520.276907][ T3933] ? __kasan_check_write+0x14/0x20 [ 520.282029][ T3933] ? kobject_add+0x210/0x210 [ 520.286789][ T3933] ? inode_init_always+0x760/0x9b0 [ 520.291888][ T3933] ? _raw_spin_unlock+0x4d/0x70 [ 520.296728][ T3933] ? _raw_spin_unlock+0x4d/0x70 [ 520.301570][ T3933] erofs_register_sysfs+0xd1/0x130 [ 520.306666][ T3933] erofs_fc_fill_super+0x95c/0x1180 [ 520.311849][ T3933] get_tree_bdev+0x417/0x640 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 520.316424][ T3933] ? erofs_release_device_info+0x90/0x90 [ 520.322042][ T3933] erofs_fc_get_tree+0x1c/0x20 [ 520.326830][ T3933] vfs_get_tree+0x88/0x290 [ 520.331514][ T3933] do_new_mount+0x289/0xad0 [ 520.336027][ T3933] ? do_move_mount_old+0x160/0x160 [ 520.341139][ T3933] ? security_capable+0xb2/0xd0 [ 520.345973][ T3933] ? ns_capable+0x8a/0xf0 [ 520.350321][ T3933] path_mount+0x60b/0x1050 [ 520.354724][ T3933] __se_sys_mount+0x2d2/0x3c0 [ 520.359400][ T3933] ? __x64_sys_mount+0xd0/0xd0 [ 520.364149][ T3933] ? vfs_mkdir+0x580/0x580 [ 520.368602][ T3933] __x64_sys_mount+0xbf/0xd0 [ 520.373185][ T3933] do_syscall_64+0x44/0xd0 [ 520.377594][ T3933] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 520.383477][ T3933] RIP: 0033:0x7f211b962c9a [ 520.387910][ T3933] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 520.407786][ T3933] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 520.416461][ T3933] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 520.424955][ T3933] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 520.433228][ T3933] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 520.441208][ T3933] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 520.449265][ T3933] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 520.457328][ T3933] [ 520.460594][ T3941] CPU: 0 PID: 3941 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 520.461437][ T3943] loop4: detected capacity change from 0 to 16 [ 520.471518][ T3941] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 520.471530][ T3941] Call Trace: [ 520.471535][ T3941] [ 520.471540][ T3941] dump_stack_lvl+0x151/0x1b7 [ 520.471562][ T3941] ? bfq_pos_tree_add_move+0x43e/0x43e [ 520.478377][ T3933] kobject: can not set name properly! [ 520.487980][ T3941] ? avc_has_perm+0x16d/0x260 [ 520.488009][ T3941] dump_stack+0x15/0x17 [ 520.518660][ T3941] should_fail+0x3c0/0x510 [ 520.523098][ T3941] __should_failslab+0x9f/0xe0 [ 520.528129][ T3941] should_failslab+0x9/0x20 [ 520.532613][ T3941] kmem_cache_alloc+0x4f/0x2f0 [ 520.537378][ T3941] ? selinux_sb_remount+0xd20/0xd20 [ 520.542557][ T3941] ? alloc_vfsmnt+0x27/0x4a0 [ 520.547130][ T3941] alloc_vfsmnt+0x27/0x4a0 [ 520.551531][ T3941] vfs_create_mount+0x84/0x4c0 [ 520.556289][ T3941] ? __kasan_check_write+0x14/0x20 [ 520.561384][ T3941] do_new_mount+0x3b4/0xad0 [ 520.565869][ T3941] ? do_move_mount_old+0x160/0x160 [ 520.570962][ T3941] ? security_capable+0xb2/0xd0 [ 520.575796][ T3941] ? ns_capable+0x8a/0xf0 [ 520.580108][ T3941] path_mount+0x60b/0x1050 [ 520.584510][ T3941] __se_sys_mount+0x2d2/0x3c0 [ 520.589169][ T3941] ? __x64_sys_mount+0xd0/0xd0 [ 520.593915][ T3941] __x64_sys_mount+0xbf/0xd0 [ 520.598493][ T3941] do_syscall_64+0x44/0xd0 [ 520.602892][ T3941] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 520.608770][ T3941] RIP: 0033:0x7f211b962c9a [ 520.613164][ T3941] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 520.632751][ T3941] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 520.641145][ T3941] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 520.649185][ T3941] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 520.657161][ T3941] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 520.665115][ T3941] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 520.673076][ T3941] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 520.681062][ T3941] [ 520.685076][ T3943] FAULT_INJECTION: forcing a failure. [ 520.685076][ T3943] name failslab, interval 1, probability 0, space 0, times 0 [ 520.697768][ T3943] CPU: 1 PID: 3943 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 520.708539][ T3943] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 520.718586][ T3943] Call Trace: [ 520.721854][ T3943] [ 520.724771][ T3943] dump_stack_lvl+0x151/0x1b7 [ 520.729439][ T3943] ? bfq_pos_tree_add_move+0x43e/0x43e [ 520.734880][ T3943] dump_stack+0x15/0x17 [ 520.739016][ T3943] should_fail+0x3c0/0x510 [ 520.743417][ T3943] __should_failslab+0x9f/0xe0 [ 520.748164][ T3943] should_failslab+0x9/0x20 [ 520.752647][ T3943] kmem_cache_alloc+0x4f/0x2f0 [ 520.757401][ T3943] ? from_kuid_munged+0x7b0/0x7b0 [ 520.762428][ T3943] ? security_inode_alloc+0x29/0x140 [ 520.767724][ T3943] security_inode_alloc+0x29/0x140 [ 520.772825][ T3943] inode_init_always+0x749/0x9b0 [ 520.777836][ T3943] ? _erofs_info+0x190/0x190 [ 520.782410][ T3943] new_inode_pseudo+0x93/0x220 [ 520.787153][ T3943] new_inode+0x28/0x1c0 [ 520.791288][ T3943] ? _raw_spin_unlock+0x4d/0x70 [ 520.796135][ T3943] ? erofs_shrinker_register+0xfb/0x110 [ 520.801680][ T3943] erofs_fc_fill_super+0x867/0x1180 [ 520.806884][ T3943] get_tree_bdev+0x417/0x640 [ 520.811484][ T3943] ? erofs_release_device_info+0x90/0x90 [ 520.817126][ T3943] erofs_fc_get_tree+0x1c/0x20 [ 520.821971][ T3943] vfs_get_tree+0x88/0x290 [ 520.826391][ T3943] do_new_mount+0x289/0xad0 [ 520.830895][ T3943] ? do_move_mount_old+0x160/0x160 [ 520.835996][ T3943] ? security_capable+0xb2/0xd0 [ 520.840830][ T3943] ? ns_capable+0x8a/0xf0 [ 520.845139][ T3943] path_mount+0x60b/0x1050 [ 520.849540][ T3943] __se_sys_mount+0x2d2/0x3c0 [ 520.854290][ T3943] ? __x64_sys_mount+0xd0/0xd0 [ 520.859035][ T3943] __x64_sys_mount+0xbf/0xd0 [ 520.863610][ T3943] do_syscall_64+0x44/0xd0 [ 520.868010][ T3943] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 520.873885][ T3943] RIP: 0033:0x7f211b962c9a [ 520.878282][ T3943] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 520.897867][ T3943] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 520.906267][ T3943] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 520.914407][ T3943] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 520.922378][ T3943] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 520.930336][ T3943] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 520.938392][ T3943] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 520.946349][ T3943] [ 520.954852][ T3945] loop5: detected capacity change from 0 to 16 [ 520.961690][ T3945] FAULT_INJECTION: forcing a failure. [ 520.961690][ T3945] name failslab, interval 1, probability 0, space 0, times 0 [ 520.962096][ T3948] loop3: detected capacity change from 0 to 16 [ 520.974860][ T3949] loop2: detected capacity change from 0 to 16 [ 520.981673][ T3948] FAULT_INJECTION: forcing a failure. [ 520.981673][ T3948] name failslab, interval 1, probability 0, space 0, times 0 [ 520.987177][ T3945] CPU: 1 PID: 3945 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 521.010213][ T3945] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 521.020256][ T3945] Call Trace: [ 521.023524][ T3945] [ 521.026440][ T3945] dump_stack_lvl+0x151/0x1b7 [ 521.031110][ T3945] ? bfq_pos_tree_add_move+0x43e/0x43e [ 521.036579][ T3945] ? get_tree_bdev+0x417/0x640 [ 521.041324][ T3945] ? vfs_get_tree+0x88/0x290 [ 521.045897][ T3945] ? do_new_mount+0x289/0xad0 [ 521.050562][ T3945] ? path_mount+0x60b/0x1050 [ 521.055220][ T3945] ? __x64_sys_mount+0xbf/0xd0 [ 521.059977][ T3945] ? do_syscall_64+0x44/0xd0 [ 521.064547][ T3945] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 521.070601][ T3945] dump_stack+0x15/0x17 [ 521.074832][ T3945] should_fail+0x3c0/0x510 [ 521.079232][ T3945] ? kvasprintf_const+0x139/0x180 [ 521.084239][ T3945] __should_failslab+0x9f/0xe0 [ 521.088988][ T3945] should_failslab+0x9/0x20 [ 521.093469][ T3945] __kmalloc_track_caller+0x6c/0x350 [ 521.098745][ T3945] kstrdup_const+0x55/0x90 [ 521.103144][ T3945] kvasprintf_const+0x139/0x180 [ 521.107976][ T3945] kobject_set_name_vargs+0x61/0x120 [ 521.113252][ T3945] kobject_init_and_add+0xdb/0x190 [ 521.118523][ T3945] ? __kasan_check_write+0x14/0x20 [ 521.123627][ T3945] ? kobject_add+0x210/0x210 [ 521.128219][ T3945] ? inode_init_always+0x760/0x9b0 [ 521.133323][ T3945] ? _raw_spin_unlock+0x4d/0x70 [ 521.138163][ T3945] ? _raw_spin_unlock+0x4d/0x70 [ 521.143084][ T3945] erofs_register_sysfs+0xd1/0x130 [ 521.148187][ T3945] erofs_fc_fill_super+0x95c/0x1180 [ 521.153366][ T3945] get_tree_bdev+0x417/0x640 [ 521.157936][ T3945] ? erofs_release_device_info+0x90/0x90 [ 521.163555][ T3945] erofs_fc_get_tree+0x1c/0x20 [ 521.168300][ T3945] vfs_get_tree+0x88/0x290 [ 521.172696][ T3945] do_new_mount+0x289/0xad0 [ 521.177183][ T3945] ? do_move_mount_old+0x160/0x160 [ 521.182278][ T3945] ? security_capable+0xb2/0xd0 [ 521.187109][ T3945] ? ns_capable+0x8a/0xf0 [ 521.191424][ T3945] path_mount+0x60b/0x1050 [ 521.195959][ T3945] __se_sys_mount+0x2d2/0x3c0 [ 521.200642][ T3945] ? __x64_sys_mount+0xd0/0xd0 [ 521.205395][ T3945] __x64_sys_mount+0xbf/0xd0 [ 521.209996][ T3945] do_syscall_64+0x44/0xd0 [ 521.214397][ T3945] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 521.220278][ T3945] RIP: 0033:0x7f211b962c9a [ 521.224675][ T3945] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 521.244356][ T3945] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 521.252752][ T3945] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 521.260708][ T3945] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 521.268659][ T3945] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 521.276617][ T3945] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 521.284571][ T3945] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 521.292543][ T3945] [ 521.300025][ T3949] FAULT_INJECTION: forcing a failure. [ 521.300025][ T3949] name failslab, interval 1, probability 0, space 0, times 0 [ 521.301668][ T3952] loop1: detected capacity change from 0 to 16 [ 521.313627][ T3953] loop0: detected capacity change from 0 to 16 [ 521.319594][ T3945] kobject: can not set name properly! [ 521.325290][ T3948] CPU: 1 PID: 3948 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 521.330691][ T3952] FAULT_INJECTION: forcing a failure. [ 521.330691][ T3952] name failslab, interval 1, probability 0, space 0, times 0 [ 521.341185][ T3948] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 521.341197][ T3948] Call Trace: [ 521.341202][ T3948] [ 521.341207][ T3948] dump_stack_lvl+0x151/0x1b7 [ 521.341228][ T3948] ? bfq_pos_tree_add_move+0x43e/0x43e [ 521.341243][ T3948] ? get_tree_bdev+0x417/0x640 [ 521.384880][ T3948] ? vfs_get_tree+0x88/0x290 [ 521.389465][ T3948] ? do_new_mount+0x289/0xad0 [ 521.394133][ T3948] ? path_mount+0x60b/0x1050 [ 521.398711][ T3948] ? __x64_sys_mount+0xbf/0xd0 [ 521.403554][ T3948] ? do_syscall_64+0x44/0xd0 [ 521.408136][ T3948] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 521.414209][ T3948] dump_stack+0x15/0x17 [ 521.418355][ T3948] should_fail+0x3c0/0x510 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 521.422773][ T3948] ? kvasprintf_const+0x139/0x180 [ 521.427835][ T3948] __should_failslab+0x9f/0xe0 [ 521.432592][ T3948] should_failslab+0x9/0x20 [ 521.437089][ T3948] __kmalloc_track_caller+0x6c/0x350 [ 521.442363][ T3948] kstrdup_const+0x55/0x90 [ 521.446767][ T3948] kvasprintf_const+0x139/0x180 [ 521.451608][ T3948] kobject_set_name_vargs+0x61/0x120 [ 521.456884][ T3948] kobject_init_and_add+0xdb/0x190 [ 521.462077][ T3948] ? __kasan_check_write+0x14/0x20 [ 521.467178][ T3948] ? kobject_add+0x210/0x210 [ 521.471757][ T3948] ? inode_init_always+0x760/0x9b0 [ 521.476854][ T3948] ? _raw_spin_unlock+0x4d/0x70 [ 521.481776][ T3948] ? _raw_spin_unlock+0x4d/0x70 [ 521.486612][ T3948] erofs_register_sysfs+0xd1/0x130 [ 521.491708][ T3948] erofs_fc_fill_super+0x95c/0x1180 [ 521.496888][ T3948] get_tree_bdev+0x417/0x640 [ 521.501461][ T3948] ? erofs_release_device_info+0x90/0x90 [ 521.507094][ T3948] erofs_fc_get_tree+0x1c/0x20 [ 521.511837][ T3948] vfs_get_tree+0x88/0x290 [ 521.516233][ T3948] do_new_mount+0x289/0xad0 [ 521.520720][ T3948] ? do_move_mount_old+0x160/0x160 [ 521.525824][ T3948] ? security_capable+0xb2/0xd0 [ 521.530658][ T3948] ? ns_capable+0x8a/0xf0 [ 521.534974][ T3948] path_mount+0x60b/0x1050 [ 521.539587][ T3948] __se_sys_mount+0x2d2/0x3c0 [ 521.544294][ T3948] ? __x64_sys_mount+0xd0/0xd0 [ 521.549051][ T3948] __x64_sys_mount+0xbf/0xd0 [ 521.553640][ T3948] do_syscall_64+0x44/0xd0 [ 521.558050][ T3948] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 521.563930][ T3948] RIP: 0033:0x7f211b962c9a [ 521.568330][ T3948] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 521.587916][ T3948] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 521.596396][ T3948] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 521.604346][ T3948] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 521.612301][ T3948] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 521.620255][ T3948] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 521.628207][ T3948] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 521.636164][ T3948] [ 521.639247][ T3952] CPU: 0 PID: 3952 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 521.648267][ T3953] FAULT_INJECTION: forcing a failure. [ 521.648267][ T3953] name failslab, interval 1, probability 0, space 0, times 0 [ 521.650104][ T3952] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 521.650117][ T3952] Call Trace: [ 521.650123][ T3952] [ 521.650128][ T3952] dump_stack_lvl+0x151/0x1b7 [ 521.683928][ T3952] ? bfq_pos_tree_add_move+0x43e/0x43e [ 521.689383][ T3952] dump_stack+0x15/0x17 [ 521.693529][ T3952] should_fail+0x3c0/0x510 [ 521.697933][ T3952] __should_failslab+0x9f/0xe0 [ 521.702709][ T3952] should_failslab+0x9/0x20 [ 521.707197][ T3952] kmem_cache_alloc+0x4f/0x2f0 [ 521.711952][ T3952] ? from_kuid_munged+0x7b0/0x7b0 [ 521.716971][ T3952] ? security_inode_alloc+0x29/0x140 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 521.722247][ T3952] security_inode_alloc+0x29/0x140 [ 521.727396][ T3952] inode_init_always+0x749/0x9b0 [ 521.732320][ T3952] ? _erofs_info+0x190/0x190 [ 521.736906][ T3952] new_inode_pseudo+0x93/0x220 [ 521.741657][ T3952] new_inode+0x28/0x1c0 [ 521.745801][ T3952] ? _raw_spin_unlock+0x4d/0x70 [ 521.750644][ T3952] ? erofs_shrinker_register+0xfb/0x110 [ 521.756201][ T3952] erofs_fc_fill_super+0x867/0x1180 [ 521.761396][ T3952] get_tree_bdev+0x417/0x640 [ 521.765973][ T3952] ? erofs_release_device_info+0x90/0x90 [ 521.771595][ T3952] erofs_fc_get_tree+0x1c/0x20 [ 521.776342][ T3952] vfs_get_tree+0x88/0x290 [ 521.780755][ T3952] do_new_mount+0x289/0xad0 [ 521.785258][ T3952] ? do_move_mount_old+0x160/0x160 [ 521.790365][ T3952] ? security_capable+0xb2/0xd0 [ 521.795211][ T3952] ? ns_capable+0x8a/0xf0 [ 521.799538][ T3952] path_mount+0x60b/0x1050 [ 521.803948][ T3952] __se_sys_mount+0x2d2/0x3c0 [ 521.808616][ T3952] ? __x64_sys_mount+0xd0/0xd0 [ 521.813369][ T3952] __x64_sys_mount+0xbf/0xd0 [ 521.817952][ T3952] do_syscall_64+0x44/0xd0 [ 521.822379][ T3952] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 521.828265][ T3952] RIP: 0033:0x7f211b962c9a [ 521.833062][ T3952] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 521.852669][ T3952] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 521.861078][ T3952] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 521.869220][ T3952] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 521.877175][ T3952] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 521.885228][ T3952] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 521.893199][ T3952] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 521.901168][ T3952] [ 521.904180][ T3953] CPU: 1 PID: 3953 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 521.914957][ T3953] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 521.925005][ T3953] Call Trace: [ 521.928278][ T3953] [ 521.931200][ T3953] dump_stack_lvl+0x151/0x1b7 [ 521.935865][ T3953] ? bfq_pos_tree_add_move+0x43e/0x43e [ 521.941306][ T3953] ? _raw_spin_lock+0xa3/0x1b0 [ 521.946056][ T3953] dump_stack+0x15/0x17 [ 521.950191][ T3953] should_fail+0x3c0/0x510 [ 521.954588][ T3953] __should_failslab+0x9f/0xe0 [ 521.959337][ T3953] should_failslab+0x9/0x20 [ 521.963821][ T3953] kmem_cache_alloc+0x4f/0x2f0 [ 521.968569][ T3953] ? erofs_alloc_inode+0x1b/0x50 [ 521.973577][ T3953] ? __kasan_check_write+0x14/0x20 [ 521.978688][ T3953] ? _erofs_info+0x190/0x190 [ 521.983257][ T3953] erofs_alloc_inode+0x1b/0x50 [ 521.988011][ T3953] ? _erofs_info+0x190/0x190 [ 521.992578][ T3953] new_inode_pseudo+0x64/0x220 [ 521.997322][ T3953] new_inode+0x28/0x1c0 [ 522.001464][ T3953] ? _raw_spin_unlock+0x4d/0x70 [ 522.006296][ T3953] ? erofs_shrinker_register+0xfb/0x110 [ 522.011820][ T3953] erofs_fc_fill_super+0x867/0x1180 [ 522.017075][ T3953] get_tree_bdev+0x417/0x640 [ 522.021649][ T3953] ? erofs_release_device_info+0x90/0x90 [ 522.027274][ T3953] erofs_fc_get_tree+0x1c/0x20 [ 522.032038][ T3953] vfs_get_tree+0x88/0x290 [ 522.036439][ T3953] do_new_mount+0x289/0xad0 [ 522.040932][ T3953] ? do_move_mount_old+0x160/0x160 [ 522.046037][ T3953] ? security_capable+0xb2/0xd0 [ 522.050884][ T3953] ? ns_capable+0x8a/0xf0 [ 522.055199][ T3953] path_mount+0x60b/0x1050 [ 522.059603][ T3953] __se_sys_mount+0x2d2/0x3c0 [ 522.064263][ T3953] ? __x64_sys_mount+0xd0/0xd0 [ 522.069009][ T3953] __x64_sys_mount+0xbf/0xd0 [ 522.073581][ T3953] do_syscall_64+0x44/0xd0 [ 522.077985][ T3953] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 522.083862][ T3953] RIP: 0033:0x7f211b962c9a [ 522.088260][ T3953] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 522.107847][ T3953] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 522.116242][ T3953] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 522.124194][ T3953] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 522.132144][ T3953] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 522.140097][ T3953] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 522.148046][ T3953] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 522.156000][ T3953] [ 522.159232][ T3949] CPU: 1 PID: 3949 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 522.161092][ T3948] kobject: can not set name properly! [ 522.169984][ T3949] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 522.169997][ T3949] Call Trace: [ 522.170002][ T3949] [ 522.170006][ T3949] dump_stack_lvl+0x151/0x1b7 [ 522.170027][ T3949] ? bfq_pos_tree_add_move+0x43e/0x43e [ 522.170044][ T3949] dump_stack+0x15/0x17 [ 522.170058][ T3949] should_fail+0x3c0/0x510 [ 522.170076][ T3949] __should_failslab+0x9f/0xe0 [ 522.170093][ T3949] should_failslab+0x9/0x20 [ 522.219411][ T3949] kmem_cache_alloc+0x4f/0x2f0 [ 522.224162][ T3949] ? from_kuid_munged+0x7b0/0x7b0 [ 522.229167][ T3949] ? security_inode_alloc+0x29/0x140 [ 522.234436][ T3949] security_inode_alloc+0x29/0x140 [ 522.239615][ T3949] inode_init_always+0x749/0x9b0 [ 522.244534][ T3949] ? _erofs_info+0x190/0x190 [ 522.249117][ T3949] new_inode_pseudo+0x93/0x220 [ 522.253862][ T3949] new_inode+0x28/0x1c0 [ 522.258007][ T3949] ? _raw_spin_unlock+0x4d/0x70 [ 522.262844][ T3949] ? erofs_shrinker_register+0xfb/0x110 [ 522.268384][ T3949] erofs_fc_fill_super+0x867/0x1180 [ 522.273575][ T3949] get_tree_bdev+0x417/0x640 [ 522.278149][ T3949] ? erofs_release_device_info+0x90/0x90 [ 522.283764][ T3949] erofs_fc_get_tree+0x1c/0x20 [ 522.288517][ T3949] vfs_get_tree+0x88/0x290 [ 522.292918][ T3949] do_new_mount+0x289/0xad0 [ 522.297405][ T3949] ? do_move_mount_old+0x160/0x160 [ 522.302498][ T3949] ? security_capable+0xb2/0xd0 [ 522.307328][ T3949] ? ns_capable+0x8a/0xf0 [ 522.311645][ T3949] path_mount+0x60b/0x1050 [ 522.316046][ T3949] __se_sys_mount+0x2d2/0x3c0 [ 522.320707][ T3949] ? __x64_sys_mount+0xd0/0xd0 [ 522.325452][ T3949] ? vfs_mkdir+0x580/0x580 [ 522.329960][ T3949] __x64_sys_mount+0xbf/0xd0 [ 522.334634][ T3949] do_syscall_64+0x44/0xd0 [ 522.339031][ T3949] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 522.344996][ T3949] RIP: 0033:0x7f211b962c9a [ 522.349400][ T3949] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 522.369082][ T3949] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 522.377479][ T3949] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 522.385431][ T3949] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 522.393400][ T3949] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 522.401369][ T3949] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 522.409334][ T3949] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 522.417296][ T3949] [ 522.426572][ T3955] loop5: detected capacity change from 0 to 16 [ 522.427429][ T3957] loop4: detected capacity change from 0 to 16 [ 522.433499][ T3955] FAULT_INJECTION: forcing a failure. [ 522.433499][ T3955] name failslab, interval 1, probability 0, space 0, times 0 [ 522.439978][ T3957] FAULT_INJECTION: forcing a failure. [ 522.439978][ T3957] name failslab, interval 1, probability 0, space 0, times 0 [ 522.451545][ T3955] CPU: 1 PID: 3955 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 522.451567][ T3955] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 522.451576][ T3955] Call Trace: [ 522.451581][ T3955] [ 522.451586][ T3955] dump_stack_lvl+0x151/0x1b7 [ 522.495798][ T3955] ? bfq_pos_tree_add_move+0x43e/0x43e [ 522.501253][ T3955] ? get_tree_bdev+0x417/0x640 [ 522.506017][ T3955] ? vfs_get_tree+0x88/0x290 [ 522.510600][ T3955] ? do_new_mount+0x289/0xad0 [ 522.515267][ T3955] ? path_mount+0x60b/0x1050 [ 522.519937][ T3955] ? __x64_sys_mount+0xbf/0xd0 [ 522.525037][ T3955] ? do_syscall_64+0x44/0xd0 [ 522.529625][ T3955] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 522.535707][ T3955] dump_stack+0x15/0x17 [ 522.539863][ T3955] should_fail+0x3c0/0x510 [ 522.544271][ T3955] ? kvasprintf_const+0x139/0x180 [ 522.549285][ T3955] __should_failslab+0x9f/0xe0 [ 522.554037][ T3955] should_failslab+0x9/0x20 [ 522.558528][ T3955] __kmalloc_track_caller+0x6c/0x350 [ 522.563810][ T3955] kstrdup_const+0x55/0x90 [ 522.568218][ T3955] kvasprintf_const+0x139/0x180 [ 522.573065][ T3955] kobject_set_name_vargs+0x61/0x120 [ 522.578336][ T3955] kobject_init_and_add+0xdb/0x190 [ 522.583436][ T3955] ? __kasan_check_write+0x14/0x20 [ 522.588534][ T3955] ? kobject_add+0x210/0x210 [ 522.593198][ T3955] ? inode_init_always+0x760/0x9b0 [ 522.598308][ T3955] ? _raw_spin_unlock+0x4d/0x70 [ 522.603165][ T3955] ? _raw_spin_unlock+0x4d/0x70 [ 522.608025][ T3955] erofs_register_sysfs+0xd1/0x130 [ 522.613276][ T3955] erofs_fc_fill_super+0x95c/0x1180 [ 522.618485][ T3955] get_tree_bdev+0x417/0x640 [ 522.623071][ T3955] ? erofs_release_device_info+0x90/0x90 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 522.628698][ T3955] erofs_fc_get_tree+0x1c/0x20 [ 522.633449][ T3955] vfs_get_tree+0x88/0x290 [ 522.637856][ T3955] do_new_mount+0x289/0xad0 [ 522.642367][ T3955] ? do_move_mount_old+0x160/0x160 [ 522.647469][ T3955] ? security_capable+0xb2/0xd0 [ 522.652310][ T3955] ? ns_capable+0x8a/0xf0 [ 522.656635][ T3955] path_mount+0x60b/0x1050 [ 522.661059][ T3955] __se_sys_mount+0x2d2/0x3c0 [ 522.665731][ T3955] ? __x64_sys_mount+0xd0/0xd0 [ 522.670491][ T3955] __x64_sys_mount+0xbf/0xd0 [ 522.675082][ T3955] do_syscall_64+0x44/0xd0 [ 522.679597][ T3955] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 522.685496][ T3955] RIP: 0033:0x7f211b962c9a [ 522.689903][ T3955] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 522.709503][ T3955] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 522.717918][ T3955] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 522.725878][ T3955] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 522.733841][ T3955] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 522.741846][ T3955] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 522.749827][ T3955] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 522.757800][ T3955] [ 522.760809][ T3957] CPU: 0 PID: 3957 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 522.763105][ T3955] kobject: can not set name properly! [ 522.771913][ T3957] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 522.771925][ T3957] Call Trace: [ 522.771930][ T3957] [ 522.771936][ T3957] dump_stack_lvl+0x151/0x1b7 [ 522.798391][ T3957] ? bfq_pos_tree_add_move+0x43e/0x43e [ 522.803837][ T3957] ? get_tree_bdev+0x417/0x640 [ 522.808583][ T3957] ? vfs_get_tree+0x88/0x290 [ 522.813182][ T3957] ? do_new_mount+0x289/0xad0 [ 522.817851][ T3957] ? path_mount+0x60b/0x1050 [ 522.822425][ T3957] ? __x64_sys_mount+0xbf/0xd0 [ 522.827169][ T3957] ? do_syscall_64+0x44/0xd0 [ 522.831744][ T3957] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 522.837816][ T3957] dump_stack+0x15/0x17 [ 522.841951][ T3957] should_fail+0x3c0/0x510 [ 522.846355][ T3957] ? kvasprintf_const+0x139/0x180 [ 522.851361][ T3957] __should_failslab+0x9f/0xe0 [ 522.856103][ T3957] should_failslab+0x9/0x20 [ 522.860586][ T3957] __kmalloc_track_caller+0x6c/0x350 [ 522.865855][ T3957] kstrdup_const+0x55/0x90 [ 522.870252][ T3957] kvasprintf_const+0x139/0x180 [ 522.875084][ T3957] kobject_set_name_vargs+0x61/0x120 [ 522.880355][ T3957] kobject_init_and_add+0xdb/0x190 [ 522.885446][ T3957] ? __kasan_check_write+0x14/0x20 [ 522.890532][ T3957] ? kobject_add+0x210/0x210 [ 522.895097][ T3957] ? inode_init_always+0x760/0x9b0 [ 522.900275][ T3957] ? _raw_spin_unlock+0x4d/0x70 [ 522.905107][ T3957] ? _raw_spin_unlock+0x4d/0x70 [ 522.909937][ T3957] erofs_register_sysfs+0xd1/0x130 [ 522.915027][ T3957] erofs_fc_fill_super+0x95c/0x1180 [ 522.920208][ T3957] get_tree_bdev+0x417/0x640 [ 522.924802][ T3957] ? erofs_release_device_info+0x90/0x90 [ 522.930419][ T3957] erofs_fc_get_tree+0x1c/0x20 [ 522.935173][ T3957] vfs_get_tree+0x88/0x290 [ 522.939653][ T3957] do_new_mount+0x289/0xad0 [ 522.944135][ T3957] ? do_move_mount_old+0x160/0x160 [ 522.949227][ T3957] ? security_capable+0xb2/0xd0 [ 522.954062][ T3957] ? ns_capable+0x8a/0xf0 [ 522.958371][ T3957] path_mount+0x60b/0x1050 [ 522.962946][ T3957] __se_sys_mount+0x2d2/0x3c0 [ 522.967612][ T3957] ? __x64_sys_mount+0xd0/0xd0 [ 522.972464][ T3957] __x64_sys_mount+0xbf/0xd0 [ 522.977208][ T3957] do_syscall_64+0x44/0xd0 [ 522.981689][ T3957] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 522.987564][ T3957] RIP: 0033:0x7f211b962c9a [ 522.991960][ T3957] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 523.011735][ T3957] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 523.020131][ T3957] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 523.028084][ T3957] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 523.036124][ T3957] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 523.044215][ T3957] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 523.052183][ T3957] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 523.060151][ T3957] [ 523.066183][ T3957] kobject: can not set name properly! [ 523.075483][ T3960] loop0: detected capacity change from 0 to 16 [ 523.075674][ T3963] loop1: detected capacity change from 0 to 16 [ 523.082381][ T3960] FAULT_INJECTION: forcing a failure. [ 523.082381][ T3960] name failslab, interval 1, probability 0, space 0, times 0 [ 523.088939][ T3962] loop5: detected capacity change from 0 to 16 [ 523.100676][ T3960] CPU: 1 PID: 3960 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 523.108536][ T3963] FAULT_INJECTION: forcing a failure. [ 523.108536][ T3963] name failslab, interval 1, probability 0, space 0, times 0 [ 523.118223][ T3960] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 523.118237][ T3960] Call Trace: [ 523.118242][ T3960] [ 523.118247][ T3960] dump_stack_lvl+0x151/0x1b7 [ 523.118268][ T3960] ? bfq_pos_tree_add_move+0x43e/0x43e [ 523.118283][ T3960] dump_stack+0x15/0x17 [ 523.118297][ T3960] should_fail+0x3c0/0x510 [ 523.131537][ T3962] FAULT_INJECTION: forcing a failure. [ 523.131537][ T3962] name failslab, interval 1, probability 0, space 0, times 0 [ 523.141108][ T3960] __should_failslab+0x9f/0xe0 [ 523.141141][ T3960] should_failslab+0x9/0x20 [ 523.141154][ T3960] kmem_cache_alloc+0x4f/0x2f0 [ 523.141169][ T3960] ? from_kuid_munged+0x7b0/0x7b0 [ 523.198072][ T3960] ? security_inode_alloc+0x29/0x140 [ 523.203362][ T3960] security_inode_alloc+0x29/0x140 [ 523.208465][ T3960] inode_init_always+0x749/0x9b0 [ 523.213391][ T3960] ? _erofs_info+0x190/0x190 [ 523.217968][ T3960] new_inode_pseudo+0x93/0x220 [ 523.222718][ T3960] new_inode+0x28/0x1c0 [ 523.226864][ T3960] ? _raw_spin_unlock+0x4d/0x70 [ 523.231795][ T3960] ? erofs_shrinker_register+0xfb/0x110 [ 523.237328][ T3960] erofs_fc_fill_super+0x867/0x1180 [ 523.242515][ T3960] get_tree_bdev+0x417/0x640 [ 523.247088][ T3960] ? erofs_release_device_info+0x90/0x90 [ 523.252711][ T3960] erofs_fc_get_tree+0x1c/0x20 [ 523.257484][ T3960] vfs_get_tree+0x88/0x290 [ 523.261902][ T3960] do_new_mount+0x289/0xad0 [ 523.266416][ T3960] ? do_move_mount_old+0x160/0x160 [ 523.271519][ T3960] ? security_capable+0xb2/0xd0 [ 523.276358][ T3960] ? ns_capable+0x8a/0xf0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 523.280933][ T3960] path_mount+0x60b/0x1050 [ 523.285410][ T3960] __se_sys_mount+0x2d2/0x3c0 [ 523.290082][ T3960] ? __x64_sys_mount+0xd0/0xd0 [ 523.294841][ T3960] __x64_sys_mount+0xbf/0xd0 [ 523.299423][ T3960] do_syscall_64+0x44/0xd0 [ 523.303824][ T3960] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 523.309714][ T3960] RIP: 0033:0x7f211b962c9a [ 523.314114][ T3960] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 523.333707][ T3960] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 523.342111][ T3960] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 523.350076][ T3960] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 523.358128][ T3960] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 523.366083][ T3960] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 523.374043][ T3960] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 523.382007][ T3960] [ 523.385013][ T3963] CPU: 0 PID: 3963 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 523.395775][ T3963] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 523.405826][ T3963] Call Trace: [ 523.409096][ T3963] [ 523.412016][ T3963] dump_stack_lvl+0x151/0x1b7 [ 523.416707][ T3963] ? bfq_pos_tree_add_move+0x43e/0x43e [ 523.422167][ T3963] ? get_tree_bdev+0x417/0x640 [ 523.426935][ T3963] ? vfs_get_tree+0x88/0x290 [ 523.431520][ T3963] ? do_new_mount+0x289/0xad0 [ 523.436194][ T3963] ? path_mount+0x60b/0x1050 [ 523.440787][ T3963] ? __x64_sys_mount+0xbf/0xd0 [ 523.445583][ T3963] ? do_syscall_64+0x44/0xd0 [ 523.450181][ T3963] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 523.456249][ T3963] dump_stack+0x15/0x17 [ 523.460398][ T3963] should_fail+0x3c0/0x510 [ 523.464809][ T3963] ? kvasprintf_const+0x139/0x180 [ 523.469842][ T3963] __should_failslab+0x9f/0xe0 [ 523.474604][ T3963] should_failslab+0x9/0x20 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 523.479098][ T3963] __kmalloc_track_caller+0x6c/0x350 [ 523.484374][ T3963] kstrdup_const+0x55/0x90 [ 523.488779][ T3963] kvasprintf_const+0x139/0x180 [ 523.493628][ T3963] kobject_set_name_vargs+0x61/0x120 [ 523.498904][ T3963] kobject_init_and_add+0xdb/0x190 [ 523.504002][ T3963] ? __kasan_check_write+0x14/0x20 [ 523.509112][ T3963] ? kobject_add+0x210/0x210 [ 523.513711][ T3963] ? inode_init_always+0x760/0x9b0 [ 523.518823][ T3963] ? _raw_spin_unlock+0x4d/0x70 [ 523.523670][ T3963] ? _raw_spin_unlock+0x4d/0x70 [ 523.528509][ T3963] erofs_register_sysfs+0xd1/0x130 [ 523.533610][ T3963] erofs_fc_fill_super+0x95c/0x1180 [ 523.538797][ T3963] get_tree_bdev+0x417/0x640 [ 523.543384][ T3963] ? erofs_release_device_info+0x90/0x90 [ 523.549002][ T3963] erofs_fc_get_tree+0x1c/0x20 [ 523.553750][ T3963] vfs_get_tree+0x88/0x290 [ 523.558584][ T3963] do_new_mount+0x289/0xad0 [ 523.563075][ T3963] ? do_move_mount_old+0x160/0x160 [ 523.568180][ T3963] ? security_capable+0xb2/0xd0 [ 523.573018][ T3963] ? ns_capable+0x8a/0xf0 [ 523.577341][ T3963] path_mount+0x60b/0x1050 [ 523.581832][ T3963] __se_sys_mount+0x2d2/0x3c0 [ 523.586502][ T3963] ? __x64_sys_mount+0xd0/0xd0 [ 523.591254][ T3963] __x64_sys_mount+0xbf/0xd0 [ 523.595834][ T3963] do_syscall_64+0x44/0xd0 [ 523.600258][ T3963] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 523.606208][ T3963] RIP: 0033:0x7f211b962c9a [ 523.610627][ T3963] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 523.630219][ T3963] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 523.638623][ T3963] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 523.646580][ T3963] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 523.654539][ T3963] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 523.662496][ T3963] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 523.670455][ T3963] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 523.678413][ T3963] [ 523.681420][ T3962] CPU: 1 PID: 3962 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 523.681698][ T3963] kobject: can not set name properly! [ 523.692172][ T3962] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 523.692183][ T3962] Call Trace: [ 523.692188][ T3962] [ 523.692193][ T3962] dump_stack_lvl+0x151/0x1b7 [ 523.692214][ T3962] ? bfq_pos_tree_add_move+0x43e/0x43e [ 523.692232][ T3962] dump_stack+0x15/0x17 [ 523.692246][ T3962] should_fail+0x3c0/0x510 [ 523.692266][ T3962] __should_failslab+0x9f/0xe0 [ 523.692282][ T3962] should_failslab+0x9/0x20 [ 523.741923][ T3962] kmem_cache_alloc+0x4f/0x2f0 [ 523.746682][ T3962] ? from_kuid_munged+0x7b0/0x7b0 [ 523.751686][ T3962] ? security_inode_alloc+0x29/0x140 [ 523.756971][ T3962] security_inode_alloc+0x29/0x140 [ 523.762074][ T3962] inode_init_always+0x749/0x9b0 [ 523.767264][ T3962] ? _erofs_info+0x190/0x190 [ 523.771856][ T3962] new_inode_pseudo+0x93/0x220 [ 523.776607][ T3962] new_inode+0x28/0x1c0 [ 523.780741][ T3962] ? _raw_spin_unlock+0x4d/0x70 [ 523.785577][ T3962] ? erofs_shrinker_register+0xfb/0x110 [ 523.791122][ T3962] erofs_fc_fill_super+0x867/0x1180 [ 523.796299][ T3962] get_tree_bdev+0x417/0x640 [ 523.800879][ T3962] ? erofs_release_device_info+0x90/0x90 [ 523.806490][ T3962] erofs_fc_get_tree+0x1c/0x20 [ 523.811230][ T3962] vfs_get_tree+0x88/0x290 [ 523.815887][ T3962] do_new_mount+0x289/0xad0 [ 523.820373][ T3962] ? do_move_mount_old+0x160/0x160 [ 523.825463][ T3962] ? security_capable+0xb2/0xd0 [ 523.830295][ T3962] ? ns_capable+0x8a/0xf0 [ 523.834605][ T3962] path_mount+0x60b/0x1050 [ 523.839005][ T3962] __se_sys_mount+0x2d2/0x3c0 [ 523.843674][ T3962] ? __x64_sys_mount+0xd0/0xd0 [ 523.848417][ T3962] ? vfs_mkdir+0x580/0x580 [ 523.852813][ T3962] __x64_sys_mount+0xbf/0xd0 [ 523.857470][ T3962] do_syscall_64+0x44/0xd0 [ 523.861869][ T3962] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 523.867746][ T3962] RIP: 0033:0x7f211b962c9a [ 523.872148][ T3962] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 523.891819][ T3962] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 523.900212][ T3962] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 523.908258][ T3962] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 523.916218][ T3962] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 523.924167][ T3962] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 523.932122][ T3962] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 523.940074][ T3962] [ 523.947738][ T3967] loop2: detected capacity change from 0 to 16 [ 523.954478][ T3967] FAULT_INJECTION: forcing a failure. [ 523.954478][ T3967] name failslab, interval 1, probability 0, space 0, times 0 [ 523.967219][ T3967] CPU: 1 PID: 3967 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 523.978236][ T3967] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 523.984015][ T3969] loop3: detected capacity change from 0 to 16 [ 523.988307][ T3967] Call Trace: [ 523.988314][ T3967] [ 523.988320][ T3967] dump_stack_lvl+0x151/0x1b7 [ 523.988342][ T3967] ? bfq_pos_tree_add_move+0x43e/0x43e [ 523.988357][ T3967] ? get_tree_bdev+0x417/0x640 [ 523.995909][ T3969] FAULT_INJECTION: forcing a failure. [ 523.995909][ T3969] name failslab, interval 1, probability 0, space 0, times 0 [ 523.997749][ T3967] ? vfs_get_tree+0x88/0x290 [ 523.997769][ T3967] ? do_new_mount+0x289/0xad0 [ 524.037502][ T3967] ? path_mount+0x60b/0x1050 [ 524.042083][ T3967] ? __x64_sys_mount+0xbf/0xd0 [ 524.046832][ T3967] ? do_syscall_64+0x44/0xd0 [ 524.051412][ T3967] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 524.057478][ T3967] dump_stack+0x15/0x17 [ 524.061621][ T3967] should_fail+0x3c0/0x510 [ 524.066111][ T3967] ? kvasprintf_const+0x139/0x180 [ 524.071123][ T3967] __should_failslab+0x9f/0xe0 [ 524.075877][ T3967] should_failslab+0x9/0x20 [ 524.080368][ T3967] __kmalloc_track_caller+0x6c/0x350 [ 524.085639][ T3967] kstrdup_const+0x55/0x90 [ 524.090042][ T3967] kvasprintf_const+0x139/0x180 [ 524.094882][ T3967] kobject_set_name_vargs+0x61/0x120 [ 524.100154][ T3967] kobject_init_and_add+0xdb/0x190 [ 524.105257][ T3967] ? __kasan_check_write+0x14/0x20 [ 524.110356][ T3967] ? kobject_add+0x210/0x210 [ 524.115016][ T3967] ? inode_init_always+0x760/0x9b0 [ 524.120110][ T3967] ? _raw_spin_unlock+0x4d/0x70 [ 524.124947][ T3967] ? _raw_spin_unlock+0x4d/0x70 [ 524.129786][ T3967] erofs_register_sysfs+0xd1/0x130 [ 524.134885][ T3967] erofs_fc_fill_super+0x95c/0x1180 [ 524.140074][ T3967] get_tree_bdev+0x417/0x640 [ 524.144645][ T3967] ? erofs_release_device_info+0x90/0x90 [ 524.150262][ T3967] erofs_fc_get_tree+0x1c/0x20 [ 524.155018][ T3967] vfs_get_tree+0x88/0x290 [ 524.159419][ T3967] do_new_mount+0x289/0xad0 [ 524.163909][ T3967] ? do_move_mount_old+0x160/0x160 [ 524.169011][ T3967] ? security_capable+0xb2/0xd0 [ 524.173932][ T3967] ? ns_capable+0x8a/0xf0 [ 524.178262][ T3967] path_mount+0x60b/0x1050 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 524.182664][ T3967] __se_sys_mount+0x2d2/0x3c0 [ 524.187335][ T3967] ? __x64_sys_mount+0xd0/0xd0 [ 524.192084][ T3967] __x64_sys_mount+0xbf/0xd0 [ 524.196672][ T3967] do_syscall_64+0x44/0xd0 [ 524.201082][ T3967] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 524.206966][ T3967] RIP: 0033:0x7f211b962c9a [ 524.211368][ T3967] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 524.231834][ T3967] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 524.240250][ T3967] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 524.248206][ T3967] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 524.256167][ T3967] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 524.264136][ T3967] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 524.272270][ T3967] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 524.280238][ T3967] [ 524.283279][ T3969] CPU: 0 PID: 3969 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 524.294039][ T3969] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 524.304170][ T3969] Call Trace: [ 524.307777][ T3969] [ 524.310687][ T3969] dump_stack_lvl+0x151/0x1b7 [ 524.315347][ T3969] ? bfq_pos_tree_add_move+0x43e/0x43e [ 524.320782][ T3969] ? get_tree_bdev+0x417/0x640 [ 524.325524][ T3969] ? vfs_get_tree+0x88/0x290 [ 524.330104][ T3969] ? do_new_mount+0x289/0xad0 [ 524.334759][ T3969] ? path_mount+0x60b/0x1050 [ 524.339330][ T3969] ? __x64_sys_mount+0xbf/0xd0 [ 524.344077][ T3969] ? do_syscall_64+0x44/0xd0 [ 524.348658][ T3969] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 524.354723][ T3969] dump_stack+0x15/0x17 [ 524.358860][ T3969] should_fail+0x3c0/0x510 [ 524.363258][ T3969] ? kvasprintf_const+0x139/0x180 [ 524.368264][ T3969] __should_failslab+0x9f/0xe0 [ 524.373043][ T3969] should_failslab+0x9/0x20 [ 524.377613][ T3969] __kmalloc_track_caller+0x6c/0x350 [ 524.382879][ T3969] kstrdup_const+0x55/0x90 [ 524.387278][ T3969] kvasprintf_const+0x139/0x180 [ 524.392204][ T3969] kobject_set_name_vargs+0x61/0x120 [ 524.397490][ T3969] kobject_init_and_add+0xdb/0x190 [ 524.402597][ T3969] ? __kasan_check_write+0x14/0x20 [ 524.407701][ T3969] ? kobject_add+0x210/0x210 [ 524.412272][ T3969] ? inode_init_always+0x760/0x9b0 [ 524.417362][ T3969] ? _raw_spin_unlock+0x4d/0x70 [ 524.422210][ T3969] ? _raw_spin_unlock+0x4d/0x70 [ 524.427044][ T3969] erofs_register_sysfs+0xd1/0x130 [ 524.432137][ T3969] erofs_fc_fill_super+0x95c/0x1180 [ 524.437326][ T3969] get_tree_bdev+0x417/0x640 [ 524.441894][ T3969] ? erofs_release_device_info+0x90/0x90 [ 524.447592][ T3969] erofs_fc_get_tree+0x1c/0x20 [ 524.452421][ T3969] vfs_get_tree+0x88/0x290 [ 524.456813][ T3969] do_new_mount+0x289/0xad0 [ 524.461298][ T3969] ? do_move_mount_old+0x160/0x160 [ 524.466388][ T3969] ? security_capable+0xb2/0xd0 [ 524.471228][ T3969] ? ns_capable+0x8a/0xf0 [ 524.475560][ T3969] path_mount+0x60b/0x1050 [ 524.479977][ T3969] __se_sys_mount+0x2d2/0x3c0 [ 524.484643][ T3969] ? __x64_sys_mount+0xd0/0xd0 [ 524.489393][ T3969] __x64_sys_mount+0xbf/0xd0 [ 524.493967][ T3969] do_syscall_64+0x44/0xd0 [ 524.498369][ T3969] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 524.504591][ T3969] RIP: 0033:0x7f211b962c9a [ 524.508986][ T3969] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 524.528570][ T3969] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 524.537091][ T3969] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 524.545070][ T3969] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 524.553022][ T3969] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 524.560973][ T3969] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 524.568923][ T3969] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 524.576876][ T3969] [ 524.580326][ T3969] kobject: can not set name properly! [ 524.580535][ T3967] kobject: can not set name properly! [ 524.596868][ T3966] loop1: detected capacity change from 0 to 16 [ 524.597894][ T3971] loop4: detected capacity change from 0 to 16 [ 524.610000][ T3971] FAULT_INJECTION: forcing a failure. [ 524.610000][ T3971] name failslab, interval 1, probability 0, space 0, times 0 [ 524.615983][ T3966] FAULT_INJECTION: forcing a failure. [ 524.615983][ T3966] name failslab, interval 1, probability 0, space 0, times 0 [ 524.625863][ T3973] loop0: detected capacity change from 0 to 16 [ 524.635343][ T3966] CPU: 0 PID: 3966 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 524.652059][ T3966] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 524.652253][ T3973] FAULT_INJECTION: forcing a failure. [ 524.652253][ T3973] name failslab, interval 1, probability 0, space 0, times 0 [ 524.662282][ T3966] Call Trace: [ 524.662294][ T3966] [ 524.662302][ T3966] dump_stack_lvl+0x151/0x1b7 [ 524.662325][ T3966] ? bfq_pos_tree_add_move+0x43e/0x43e [ 524.662347][ T3966] dump_stack+0x15/0x17 [ 524.695320][ T3966] should_fail+0x3c0/0x510 [ 524.699829][ T3966] __should_failslab+0x9f/0xe0 [ 524.704579][ T3966] should_failslab+0x9/0x20 [ 524.709070][ T3966] kmem_cache_alloc+0x4f/0x2f0 [ 524.713830][ T3966] ? from_kuid_munged+0x7b0/0x7b0 [ 524.718930][ T3966] ? security_inode_alloc+0x29/0x140 [ 524.724206][ T3966] security_inode_alloc+0x29/0x140 [ 524.729395][ T3966] inode_init_always+0x749/0x9b0 [ 524.734317][ T3966] ? _erofs_info+0x190/0x190 [ 524.739009][ T3966] new_inode_pseudo+0x93/0x220 [ 524.743870][ T3966] new_inode+0x28/0x1c0 [ 524.748012][ T3966] ? _raw_spin_unlock+0x4d/0x70 [ 524.752850][ T3966] ? erofs_shrinker_register+0xfb/0x110 [ 524.758555][ T3966] erofs_fc_fill_super+0x867/0x1180 [ 524.763748][ T3966] get_tree_bdev+0x417/0x640 [ 524.768321][ T3966] ? erofs_release_device_info+0x90/0x90 [ 524.773937][ T3966] erofs_fc_get_tree+0x1c/0x20 [ 524.778697][ T3966] vfs_get_tree+0x88/0x290 [ 524.783113][ T3966] do_new_mount+0x289/0xad0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 524.787608][ T3966] ? do_move_mount_old+0x160/0x160 [ 524.792706][ T3966] ? security_capable+0xb2/0xd0 [ 524.797552][ T3966] ? ns_capable+0x8a/0xf0 [ 524.801870][ T3966] path_mount+0x60b/0x1050 [ 524.806281][ T3966] __se_sys_mount+0x2d2/0x3c0 [ 524.811032][ T3966] ? __x64_sys_mount+0xd0/0xd0 [ 524.815786][ T3966] __x64_sys_mount+0xbf/0xd0 [ 524.820367][ T3966] do_syscall_64+0x44/0xd0 [ 524.824768][ T3966] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 524.830650][ T3966] RIP: 0033:0x7f211b962c9a [ 524.835061][ T3966] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 524.854661][ T3966] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 524.863061][ T3966] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 524.871019][ T3966] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 524.878976][ T3966] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 524.886930][ T3966] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 524.894891][ T3966] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 524.902864][ T3966] [ 524.905880][ T3971] CPU: 1 PID: 3971 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 524.916642][ T3971] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 524.926693][ T3971] Call Trace: [ 524.929953][ T3971] [ 524.932868][ T3971] dump_stack_lvl+0x151/0x1b7 [ 524.937533][ T3971] ? bfq_pos_tree_add_move+0x43e/0x43e [ 524.942979][ T3971] dump_stack+0x15/0x17 [ 524.947125][ T3971] should_fail+0x3c0/0x510 [ 524.951528][ T3971] __should_failslab+0x9f/0xe0 [ 524.956290][ T3971] should_failslab+0x9/0x20 [ 524.960776][ T3971] kmem_cache_alloc+0x4f/0x2f0 [ 524.965523][ T3971] ? from_kuid_munged+0x7b0/0x7b0 [ 524.970533][ T3971] ? security_inode_alloc+0x29/0x140 [ 524.975803][ T3971] security_inode_alloc+0x29/0x140 [ 524.981421][ T3971] inode_init_always+0x749/0x9b0 [ 524.986340][ T3971] ? _erofs_info+0x190/0x190 [ 524.990915][ T3971] new_inode_pseudo+0x93/0x220 [ 524.995662][ T3971] new_inode+0x28/0x1c0 [ 524.999813][ T3971] ? _raw_spin_unlock+0x4d/0x70 [ 525.004653][ T3971] ? erofs_shrinker_register+0xfb/0x110 [ 525.010195][ T3971] erofs_fc_fill_super+0x867/0x1180 [ 525.015380][ T3971] get_tree_bdev+0x417/0x640 [ 525.019956][ T3971] ? erofs_release_device_info+0x90/0x90 [ 525.025570][ T3971] erofs_fc_get_tree+0x1c/0x20 [ 525.030317][ T3971] vfs_get_tree+0x88/0x290 [ 525.034714][ T3971] do_new_mount+0x289/0xad0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 525.039206][ T3971] ? do_move_mount_old+0x160/0x160 [ 525.044300][ T3971] ? security_capable+0xb2/0xd0 [ 525.049135][ T3971] ? ns_capable+0x8a/0xf0 [ 525.053449][ T3971] path_mount+0x60b/0x1050 [ 525.057863][ T3971] __se_sys_mount+0x2d2/0x3c0 [ 525.062639][ T3971] ? __x64_sys_mount+0xd0/0xd0 [ 525.067427][ T3971] __x64_sys_mount+0xbf/0xd0 [ 525.072019][ T3971] do_syscall_64+0x44/0xd0 [ 525.076431][ T3971] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 525.082312][ T3971] RIP: 0033:0x7f211b962c9a [ 525.086708][ T3971] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 525.106300][ T3971] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 525.114718][ T3971] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 525.122676][ T3971] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 525.130633][ T3971] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 525.138600][ T3971] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 525.146558][ T3971] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 525.155477][ T3971] [ 525.160677][ T3973] CPU: 0 PID: 3973 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 525.162848][ T3975] loop5: detected capacity change from 0 to 16 [ 525.171452][ T3973] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 525.171464][ T3973] Call Trace: [ 525.171469][ T3973] [ 525.171475][ T3973] dump_stack_lvl+0x151/0x1b7 [ 525.171498][ T3973] ? bfq_pos_tree_add_move+0x43e/0x43e [ 525.171514][ T3973] ? _raw_spin_lock+0xa3/0x1b0 [ 525.171534][ T3973] dump_stack+0x15/0x17 [ 525.171548][ T3973] should_fail+0x3c0/0x510 [ 525.178562][ T3975] FAULT_INJECTION: forcing a failure. [ 525.178562][ T3975] name failslab, interval 1, probability 0, space 0, times 0 [ 525.187707][ T3973] __should_failslab+0x9f/0xe0 [ 525.187728][ T3973] should_failslab+0x9/0x20 [ 525.187741][ T3973] kmem_cache_alloc+0x4f/0x2f0 [ 525.187757][ T3973] ? erofs_alloc_inode+0x1b/0x50 [ 525.249063][ T3973] ? __kasan_check_write+0x14/0x20 [ 525.254255][ T3973] ? _erofs_info+0x190/0x190 [ 525.258833][ T3973] erofs_alloc_inode+0x1b/0x50 [ 525.263582][ T3973] ? _erofs_info+0x190/0x190 [ 525.268153][ T3973] new_inode_pseudo+0x64/0x220 [ 525.272900][ T3973] new_inode+0x28/0x1c0 [ 525.277037][ T3973] ? _raw_spin_unlock+0x4d/0x70 [ 525.281873][ T3973] ? erofs_shrinker_register+0xfb/0x110 [ 525.287401][ T3973] erofs_fc_fill_super+0x867/0x1180 [ 525.292841][ T3973] get_tree_bdev+0x417/0x640 [ 525.297418][ T3973] ? erofs_release_device_info+0x90/0x90 [ 525.303038][ T3973] erofs_fc_get_tree+0x1c/0x20 [ 525.307782][ T3973] vfs_get_tree+0x88/0x290 [ 525.312184][ T3973] do_new_mount+0x289/0xad0 [ 525.316668][ T3973] ? do_move_mount_old+0x160/0x160 [ 525.321759][ T3973] ? security_capable+0xb2/0xd0 [ 525.326608][ T3973] ? ns_capable+0x8a/0xf0 [ 525.331007][ T3973] path_mount+0x60b/0x1050 [ 525.335404][ T3973] __se_sys_mount+0x2d2/0x3c0 [ 525.340061][ T3973] ? __x64_sys_mount+0xd0/0xd0 [ 525.344806][ T3973] __x64_sys_mount+0xbf/0xd0 [ 525.349375][ T3973] do_syscall_64+0x44/0xd0 [ 525.353779][ T3973] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 525.359658][ T3973] RIP: 0033:0x7f211b962c9a [ 525.364057][ T3973] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 525.383730][ T3973] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 525.392125][ T3973] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 525.400085][ T3973] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 525.408039][ T3973] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 525.416078][ T3973] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 525.424114][ T3973] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 525.432073][ T3973] [ 525.436156][ T3975] CPU: 0 PID: 3975 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 525.446916][ T3975] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 525.456955][ T3975] Call Trace: [ 525.460216][ T3975] [ 525.463127][ T3975] dump_stack_lvl+0x151/0x1b7 [ 525.467882][ T3975] ? bfq_pos_tree_add_move+0x43e/0x43e [ 525.473325][ T3975] ? get_tree_bdev+0x417/0x640 [ 525.478070][ T3975] ? vfs_get_tree+0x88/0x290 [ 525.482642][ T3975] ? do_new_mount+0x289/0xad0 [ 525.487313][ T3975] ? path_mount+0x60b/0x1050 [ 525.491890][ T3975] ? __x64_sys_mount+0xbf/0xd0 [ 525.497601][ T3975] ? do_syscall_64+0x44/0xd0 [ 525.502191][ T3975] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 525.508260][ T3975] dump_stack+0x15/0x17 [ 525.512418][ T3975] should_fail+0x3c0/0x510 [ 525.516836][ T3975] ? kvasprintf_const+0x139/0x180 [ 525.521857][ T3975] __should_failslab+0x9f/0xe0 [ 525.526617][ T3975] should_failslab+0x9/0x20 [ 525.531122][ T3975] __kmalloc_track_caller+0x6c/0x350 [ 525.536395][ T3975] kstrdup_const+0x55/0x90 [ 525.540799][ T3975] kvasprintf_const+0x139/0x180 [ 525.545638][ T3975] kobject_set_name_vargs+0x61/0x120 [ 525.550903][ T3975] kobject_init_and_add+0xdb/0x190 [ 525.555994][ T3975] ? __kasan_check_write+0x14/0x20 [ 525.561086][ T3975] ? kobject_add+0x210/0x210 [ 525.565741][ T3975] ? inode_init_always+0x760/0x9b0 [ 525.570830][ T3975] ? _raw_spin_unlock+0x4d/0x70 [ 525.575674][ T3975] ? _raw_spin_unlock+0x4d/0x70 [ 525.580505][ T3975] erofs_register_sysfs+0xd1/0x130 [ 525.585601][ T3975] erofs_fc_fill_super+0x95c/0x1180 [ 525.590781][ T3975] get_tree_bdev+0x417/0x640 [ 525.595444][ T3975] ? erofs_release_device_info+0x90/0x90 [ 525.601059][ T3975] erofs_fc_get_tree+0x1c/0x20 [ 525.605807][ T3975] vfs_get_tree+0x88/0x290 [ 525.610202][ T3975] do_new_mount+0x289/0xad0 [ 525.614687][ T3975] ? do_move_mount_old+0x160/0x160 [ 525.619780][ T3975] ? security_capable+0xb2/0xd0 [ 525.624620][ T3975] ? ns_capable+0x8a/0xf0 [ 525.628932][ T3975] path_mount+0x60b/0x1050 [ 525.633504][ T3975] __se_sys_mount+0x2d2/0x3c0 [ 525.638162][ T3975] ? __x64_sys_mount+0xd0/0xd0 [ 525.642906][ T3975] __x64_sys_mount+0xbf/0xd0 [ 525.647479][ T3975] do_syscall_64+0x44/0xd0 [ 525.651880][ T3975] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 525.657756][ T3975] RIP: 0033:0x7f211b962c9a [ 525.662153][ T3975] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 525.681741][ T3975] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 525.690136][ T3975] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 525.698087][ T3975] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 525.706038][ T3975] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 525.713990][ T3975] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 525.721946][ T3975] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 525.729901][ T3975] [ 525.734060][ T3975] kobject: can not set name properly! [ 525.739968][ T3977] loop3: detected capacity change from 0 to 16 [ 525.746782][ T3977] FAULT_INJECTION: forcing a failure. [ 525.746782][ T3977] name failslab, interval 1, probability 0, space 0, times 0 [ 525.759598][ T3977] CPU: 1 PID: 3977 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 525.770364][ T3977] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 525.780407][ T3977] Call Trace: [ 525.783672][ T3977] [ 525.786594][ T3977] dump_stack_lvl+0x151/0x1b7 [ 525.791260][ T3977] ? bfq_pos_tree_add_move+0x43e/0x43e [ 525.796702][ T3977] ? get_tree_bdev+0x417/0x640 [ 525.801447][ T3977] ? vfs_get_tree+0x88/0x290 [ 525.806021][ T3977] ? do_new_mount+0x289/0xad0 [ 525.810681][ T3977] ? path_mount+0x60b/0x1050 [ 525.815250][ T3977] ? __x64_sys_mount+0xbf/0xd0 [ 525.820001][ T3977] ? do_syscall_64+0x44/0xd0 [ 525.824579][ T3977] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 525.830640][ T3977] dump_stack+0x15/0x17 [ 525.834775][ T3977] should_fail+0x3c0/0x510 [ 525.839180][ T3977] ? kvasprintf_const+0x139/0x180 [ 525.844187][ T3977] __should_failslab+0x9f/0xe0 [ 525.848945][ T3977] should_failslab+0x9/0x20 [ 525.853429][ T3977] __kmalloc_track_caller+0x6c/0x350 [ 525.858702][ T3977] kstrdup_const+0x55/0x90 [ 525.863102][ T3977] kvasprintf_const+0x139/0x180 [ 525.867945][ T3977] kobject_set_name_vargs+0x61/0x120 [ 525.873210][ T3977] kobject_init_and_add+0xdb/0x190 [ 525.878299][ T3977] ? __kasan_check_write+0x14/0x20 [ 525.883393][ T3977] ? kobject_add+0x210/0x210 [ 525.887962][ T3977] ? inode_init_always+0x760/0x9b0 [ 525.893054][ T3977] ? _raw_spin_unlock+0x4d/0x70 [ 525.897888][ T3977] ? _raw_spin_unlock+0x4d/0x70 [ 525.902721][ T3977] erofs_register_sysfs+0xd1/0x130 [ 525.907815][ T3977] erofs_fc_fill_super+0x95c/0x1180 [ 525.913003][ T3977] get_tree_bdev+0x417/0x640 [ 525.917574][ T3977] ? erofs_release_device_info+0x90/0x90 [ 525.923187][ T3977] erofs_fc_get_tree+0x1c/0x20 [ 525.927933][ T3977] vfs_get_tree+0x88/0x290 [ 525.932328][ T3977] do_new_mount+0x289/0xad0 [ 525.936837][ T3977] ? do_move_mount_old+0x160/0x160 [ 525.941953][ T3977] ? security_capable+0xb2/0xd0 [ 525.946786][ T3977] ? ns_capable+0x8a/0xf0 [ 525.951098][ T3977] path_mount+0x60b/0x1050 [ 525.955499][ T3977] __se_sys_mount+0x2d2/0x3c0 [ 525.960158][ T3977] ? __x64_sys_mount+0xd0/0xd0 [ 525.964905][ T3977] __x64_sys_mount+0xbf/0xd0 [ 525.969476][ T3977] do_syscall_64+0x44/0xd0 [ 525.973875][ T3977] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 525.979751][ T3977] RIP: 0033:0x7f211b962c9a [ 525.984151][ T3977] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 526.003760][ T3977] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 526.012156][ T3977] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 526.020110][ T3977] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 526.028061][ T3977] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 526.036012][ T3977] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 526.043964][ T3977] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 526.051917][ T3977] [ 526.055628][ T3977] kobject: can not set name properly! [ 526.067383][ T3980] loop1: detected capacity change from 0 to 16 [ 526.067398][ T3981] loop5: detected capacity change from 0 to 16 [ 526.068172][ T3981] FAULT_INJECTION: forcing a failure. [ 526.068172][ T3981] name failslab, interval 1, probability 0, space 0, times 0 [ 526.074456][ T3980] FAULT_INJECTION: forcing a failure. [ 526.074456][ T3980] name failslab, interval 1, probability 0, space 0, times 0 [ 526.080839][ T3981] CPU: 1 PID: 3981 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 526.115684][ T3981] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 526.125739][ T3981] Call Trace: [ 526.129009][ T3981] [ 526.131930][ T3981] dump_stack_lvl+0x151/0x1b7 [ 526.136599][ T3981] ? bfq_pos_tree_add_move+0x43e/0x43e write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 526.142046][ T3981] ? get_tree_bdev+0x417/0x640 [ 526.146804][ T3981] ? vfs_get_tree+0x88/0x290 [ 526.151387][ T3981] ? do_new_mount+0x289/0xad0 [ 526.156059][ T3981] ? path_mount+0x60b/0x1050 [ 526.160643][ T3981] ? __x64_sys_mount+0xbf/0xd0 [ 526.165392][ T3981] ? do_syscall_64+0x44/0xd0 [ 526.169971][ T3981] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 526.176028][ T3981] dump_stack+0x15/0x17 [ 526.180169][ T3981] should_fail+0x3c0/0x510 [ 526.184577][ T3981] ? kvasprintf_const+0x139/0x180 [ 526.189695][ T3981] __should_failslab+0x9f/0xe0 [ 526.194459][ T3981] should_failslab+0x9/0x20 [ 526.199048][ T3981] __kmalloc_track_caller+0x6c/0x350 [ 526.204332][ T3981] kstrdup_const+0x55/0x90 [ 526.208925][ T3981] kvasprintf_const+0x139/0x180 [ 526.213772][ T3981] kobject_set_name_vargs+0x61/0x120 [ 526.219060][ T3981] kobject_init_and_add+0xdb/0x190 [ 526.224179][ T3981] ? __kasan_check_write+0x14/0x20 [ 526.229281][ T3981] ? kobject_add+0x210/0x210 [ 526.233862][ T3981] ? inode_init_always+0x760/0x9b0 [ 526.238971][ T3981] ? _raw_spin_unlock+0x4d/0x70 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 526.243833][ T3981] ? _raw_spin_unlock+0x4d/0x70 [ 526.248679][ T3981] erofs_register_sysfs+0xd1/0x130 [ 526.253786][ T3981] erofs_fc_fill_super+0x95c/0x1180 [ 526.258977][ T3981] get_tree_bdev+0x417/0x640 [ 526.263553][ T3981] ? erofs_release_device_info+0x90/0x90 [ 526.269170][ T3981] erofs_fc_get_tree+0x1c/0x20 [ 526.273920][ T3981] vfs_get_tree+0x88/0x290 [ 526.278331][ T3981] do_new_mount+0x289/0xad0 [ 526.282834][ T3981] ? do_move_mount_old+0x160/0x160 [ 526.287936][ T3981] ? security_capable+0xb2/0xd0 [ 526.292773][ T3981] ? ns_capable+0x8a/0xf0 [ 526.297112][ T3981] path_mount+0x60b/0x1050 [ 526.301517][ T3981] __se_sys_mount+0x2d2/0x3c0 [ 526.306184][ T3981] ? __x64_sys_mount+0xd0/0xd0 [ 526.310936][ T3981] __x64_sys_mount+0xbf/0xd0 [ 526.315512][ T3981] do_syscall_64+0x44/0xd0 [ 526.319916][ T3981] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 526.325212][ T3983] loop4: detected capacity change from 0 to 16 [ 526.325798][ T3981] RIP: 0033:0x7f211b962c9a [ 526.325815][ T3981] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 526.337055][ T3983] FAULT_INJECTION: forcing a failure. [ 526.337055][ T3983] name failslab, interval 1, probability 0, space 0, times 0 [ 526.355927][ T3981] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 526.355949][ T3981] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 526.355960][ T3981] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 526.355971][ T3981] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 526.355981][ T3981] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 526.355990][ T3981] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 526.356004][ T3981] [ 526.419681][ T3980] CPU: 0 PID: 3980 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 526.430443][ T3980] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 526.440575][ T3980] Call Trace: [ 526.443835][ T3980] [ 526.446749][ T3980] dump_stack_lvl+0x151/0x1b7 [ 526.451413][ T3980] ? bfq_pos_tree_add_move+0x43e/0x43e [ 526.456856][ T3980] ? get_tree_bdev+0x417/0x640 [ 526.461600][ T3980] ? vfs_get_tree+0x88/0x290 [ 526.466169][ T3980] ? do_new_mount+0x289/0xad0 [ 526.470827][ T3980] ? path_mount+0x60b/0x1050 [ 526.475397][ T3980] ? __x64_sys_mount+0xbf/0xd0 [ 526.480143][ T3980] ? do_syscall_64+0x44/0xd0 [ 526.484714][ T3980] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 526.490764][ T3980] dump_stack+0x15/0x17 [ 526.494900][ T3980] should_fail+0x3c0/0x510 [ 526.499298][ T3980] ? kvasprintf_const+0x139/0x180 [ 526.504306][ T3980] __should_failslab+0x9f/0xe0 [ 526.509053][ T3980] should_failslab+0x9/0x20 [ 526.513538][ T3980] __kmalloc_track_caller+0x6c/0x350 [ 526.518807][ T3980] kstrdup_const+0x55/0x90 [ 526.523209][ T3980] kvasprintf_const+0x139/0x180 [ 526.528041][ T3980] kobject_set_name_vargs+0x61/0x120 [ 526.533316][ T3980] kobject_init_and_add+0xdb/0x190 [ 526.538407][ T3980] ? __kasan_check_write+0x14/0x20 [ 526.543498][ T3980] ? kobject_add+0x210/0x210 [ 526.548071][ T3980] ? inode_init_always+0x760/0x9b0 [ 526.553165][ T3980] ? _raw_spin_unlock+0x4d/0x70 [ 526.558001][ T3980] ? _raw_spin_unlock+0x4d/0x70 [ 526.562851][ T3980] erofs_register_sysfs+0xd1/0x130 [ 526.567946][ T3980] erofs_fc_fill_super+0x95c/0x1180 [ 526.573126][ T3980] get_tree_bdev+0x417/0x640 [ 526.577697][ T3980] ? erofs_release_device_info+0x90/0x90 [ 526.583332][ T3980] erofs_fc_get_tree+0x1c/0x20 [ 526.588078][ T3980] vfs_get_tree+0x88/0x290 [ 526.592481][ T3980] do_new_mount+0x289/0xad0 [ 526.596972][ T3980] ? do_move_mount_old+0x160/0x160 [ 526.602068][ T3980] ? security_capable+0xb2/0xd0 [ 526.606913][ T3980] ? ns_capable+0x8a/0xf0 [ 526.611247][ T3980] path_mount+0x60b/0x1050 [ 526.615656][ T3980] __se_sys_mount+0x2d2/0x3c0 [ 526.620317][ T3980] ? __x64_sys_mount+0xd0/0xd0 [ 526.625072][ T3980] __x64_sys_mount+0xbf/0xd0 [ 526.629645][ T3980] do_syscall_64+0x44/0xd0 [ 526.634042][ T3980] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 526.640038][ T3980] RIP: 0033:0x7f211b962c9a [ 526.644544][ T3980] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 526.664157][ T3980] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 526.672567][ T3980] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 526.680522][ T3980] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 526.688475][ T3980] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 526.696432][ T3980] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 526.704383][ T3980] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 526.712340][ T3980] [ 526.715753][ T3983] CPU: 1 PID: 3983 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 526.726519][ T3983] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 526.736659][ T3983] Call Trace: [ 526.739939][ T3983] [ 526.742859][ T3983] dump_stack_lvl+0x151/0x1b7 [ 526.747528][ T3983] ? bfq_pos_tree_add_move+0x43e/0x43e [ 526.752970][ T3983] ? get_tree_bdev+0x417/0x640 [ 526.757723][ T3983] ? vfs_get_tree+0x88/0x290 [ 526.762293][ T3983] ? do_new_mount+0x289/0xad0 [ 526.766960][ T3983] ? path_mount+0x60b/0x1050 [ 526.771707][ T3983] ? __x64_sys_mount+0xbf/0xd0 [ 526.776472][ T3983] ? do_syscall_64+0x44/0xd0 [ 526.781069][ T3983] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 526.787141][ T3983] dump_stack+0x15/0x17 [ 526.791298][ T3983] should_fail+0x3c0/0x510 [ 526.795714][ T3983] ? kvasprintf_const+0x139/0x180 [ 526.800726][ T3983] __should_failslab+0x9f/0xe0 [ 526.805476][ T3983] should_failslab+0x9/0x20 [ 526.809958][ T3983] __kmalloc_track_caller+0x6c/0x350 [ 526.815224][ T3983] kstrdup_const+0x55/0x90 [ 526.819624][ T3983] kvasprintf_const+0x139/0x180 [ 526.824460][ T3983] kobject_set_name_vargs+0x61/0x120 [ 526.829726][ T3983] kobject_init_and_add+0xdb/0x190 [ 526.834823][ T3983] ? __kasan_check_write+0x14/0x20 [ 526.839915][ T3983] ? kobject_add+0x210/0x210 [ 526.844510][ T3983] ? inode_init_always+0x760/0x9b0 [ 526.849621][ T3983] ? _raw_spin_unlock+0x4d/0x70 [ 526.854454][ T3983] ? _raw_spin_unlock+0x4d/0x70 [ 526.859293][ T3983] erofs_register_sysfs+0xd1/0x130 [ 526.864402][ T3983] erofs_fc_fill_super+0x95c/0x1180 [ 526.869596][ T3983] get_tree_bdev+0x417/0x640 [ 526.874176][ T3983] ? erofs_release_device_info+0x90/0x90 [ 526.879795][ T3983] erofs_fc_get_tree+0x1c/0x20 [ 526.884543][ T3983] vfs_get_tree+0x88/0x290 [ 526.888943][ T3983] do_new_mount+0x289/0xad0 [ 526.893474][ T3983] ? do_move_mount_old+0x160/0x160 [ 526.898590][ T3983] ? security_capable+0xb2/0xd0 [ 526.903437][ T3983] ? ns_capable+0x8a/0xf0 [ 526.907779][ T3983] path_mount+0x60b/0x1050 [ 526.912197][ T3983] __se_sys_mount+0x2d2/0x3c0 [ 526.916872][ T3983] ? __x64_sys_mount+0xd0/0xd0 [ 526.921632][ T3983] ? vfs_mkdir+0x580/0x580 [ 526.926032][ T3983] __x64_sys_mount+0xbf/0xd0 [ 526.930614][ T3983] do_syscall_64+0x44/0xd0 [ 526.935019][ T3983] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 526.940898][ T3983] RIP: 0033:0x7f211b962c9a [ 526.945294][ T3983] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 526.964878][ T3983] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 526.973272][ T3983] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 526.981226][ T3983] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 526.989180][ T3983] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 526.997132][ T3983] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 527.005083][ T3983] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 527.013151][ T3983] [ 527.016862][ T3983] kobject: can not set name properly! [ 527.023718][ T3986] loop2: detected capacity change from 0 to 16 [ 527.025378][ T3981] kobject: can not set name properly! [ 527.035461][ T3986] FAULT_INJECTION: forcing a failure. [ 527.035461][ T3986] name failslab, interval 1, probability 0, space 0, times 0 [ 527.037014][ T3987] loop0: detected capacity change from 0 to 16 [ 527.048111][ T3986] CPU: 0 PID: 3986 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 527.048134][ T3986] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 527.048144][ T3986] Call Trace: [ 527.048149][ T3986] [ 527.048155][ T3986] dump_stack_lvl+0x151/0x1b7 [ 527.048176][ T3986] ? bfq_pos_tree_add_move+0x43e/0x43e [ 527.066268][ T3989] loop3: detected capacity change from 0 to 16 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 527.075075][ T3986] ? _raw_spin_lock+0xa3/0x1b0 [ 527.075105][ T3986] dump_stack+0x15/0x17 [ 527.075120][ T3986] should_fail+0x3c0/0x510 [ 527.079208][ T3987] FAULT_INJECTION: forcing a failure. [ 527.079208][ T3987] name failslab, interval 1, probability 0, space 0, times 0 [ 527.081303][ T3986] __should_failslab+0x9f/0xe0 [ 527.081326][ T3986] should_failslab+0x9/0x20 [ 527.081341][ T3986] kmem_cache_alloc+0x4f/0x2f0 [ 527.089426][ T3989] FAULT_INJECTION: forcing a failure. write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 527.089426][ T3989] name failslab, interval 1, probability 0, space 0, times 0 [ 527.091547][ T3986] ? erofs_alloc_inode+0x1b/0x50 [ 527.091569][ T3986] ? __kasan_check_write+0x14/0x20 [ 527.160002][ T3986] ? _erofs_info+0x190/0x190 [ 527.164593][ T3986] erofs_alloc_inode+0x1b/0x50 [ 527.169345][ T3986] ? _erofs_info+0x190/0x190 [ 527.173923][ T3986] new_inode_pseudo+0x64/0x220 [ 527.178677][ T3986] new_inode+0x28/0x1c0 [ 527.182818][ T3986] ? _raw_spin_unlock+0x4d/0x70 [ 527.187664][ T3986] ? erofs_shrinker_register+0xfb/0x110 [ 527.193207][ T3986] erofs_fc_fill_super+0x867/0x1180 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 527.198393][ T3986] get_tree_bdev+0x417/0x640 [ 527.202968][ T3986] ? erofs_release_device_info+0x90/0x90 [ 527.208595][ T3986] erofs_fc_get_tree+0x1c/0x20 [ 527.213367][ T3986] vfs_get_tree+0x88/0x290 [ 527.217773][ T3986] do_new_mount+0x289/0xad0 [ 527.222266][ T3986] ? do_move_mount_old+0x160/0x160 [ 527.227364][ T3986] ? security_capable+0xb2/0xd0 [ 527.232209][ T3986] ? ns_capable+0x8a/0xf0 [ 527.236526][ T3986] path_mount+0x60b/0x1050 [ 527.240937][ T3986] __se_sys_mount+0x2d2/0x3c0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 527.245605][ T3986] ? __x64_sys_mount+0xd0/0xd0 [ 527.250362][ T3986] __x64_sys_mount+0xbf/0xd0 [ 527.254942][ T3986] do_syscall_64+0x44/0xd0 [ 527.259344][ T3986] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 527.265231][ T3986] RIP: 0033:0x7f211b962c9a [ 527.269637][ T3986] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 527.289406][ T3986] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 527.297813][ T3986] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 527.305769][ T3986] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 527.313730][ T3986] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 527.321775][ T3986] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 527.329732][ T3986] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 527.337699][ T3986] [ 527.340705][ T3987] CPU: 1 PID: 3987 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 527.342611][ T3980] kobject: can not set name properly! [ 527.351461][ T3987] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 527.351474][ T3987] Call Trace: [ 527.351479][ T3987] [ 527.351484][ T3987] dump_stack_lvl+0x151/0x1b7 [ 527.351511][ T3987] ? bfq_pos_tree_add_move+0x43e/0x43e [ 527.383123][ T3987] ? make_kgid+0x215/0x710 [ 527.387530][ T3987] ? from_kuid_munged+0x7b0/0x7b0 [ 527.392534][ T3987] dump_stack+0x15/0x17 [ 527.396672][ T3987] should_fail+0x3c0/0x510 [ 527.401082][ T3987] __should_failslab+0x9f/0xe0 [ 527.405930][ T3987] should_failslab+0x9/0x20 [ 527.410417][ T3987] kmem_cache_alloc+0x4f/0x2f0 [ 527.415254][ T3987] ? __d_alloc+0x2d/0x6b0 [ 527.419568][ T3987] __d_alloc+0x2d/0x6b0 [ 527.423703][ T3987] ? erofs_inode_init_once+0x20/0x20 [ 527.428967][ T3987] d_make_root+0x4a/0xe0 [ 527.433191][ T3987] erofs_fc_fill_super+0x809/0x1180 [ 527.438371][ T3987] get_tree_bdev+0x417/0x640 [ 527.442944][ T3987] ? erofs_release_device_info+0x90/0x90 [ 527.448558][ T3987] erofs_fc_get_tree+0x1c/0x20 [ 527.453303][ T3987] vfs_get_tree+0x88/0x290 [ 527.457699][ T3987] do_new_mount+0x289/0xad0 [ 527.462190][ T3987] ? do_move_mount_old+0x160/0x160 [ 527.467281][ T3987] ? security_capable+0xb2/0xd0 [ 527.472114][ T3987] ? ns_capable+0x8a/0xf0 [ 527.476434][ T3987] path_mount+0x60b/0x1050 [ 527.480878][ T3987] __se_sys_mount+0x2d2/0x3c0 [ 527.485571][ T3987] ? __x64_sys_mount+0xd0/0xd0 [ 527.490410][ T3987] __x64_sys_mount+0xbf/0xd0 [ 527.494992][ T3987] do_syscall_64+0x44/0xd0 [ 527.499392][ T3987] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 527.505275][ T3987] RIP: 0033:0x7f211b962c9a [ 527.509673][ T3987] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 527.529277][ T3987] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 527.537685][ T3987] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 527.545727][ T3987] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 527.553685][ T3987] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 527.561640][ T3987] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 527.569592][ T3987] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 527.577546][ T3987] [ 527.580933][ T3989] CPU: 1 PID: 3989 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 527.591691][ T3989] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 527.601856][ T3989] Call Trace: [ 527.605131][ T3989] [ 527.608053][ T3989] dump_stack_lvl+0x151/0x1b7 [ 527.612714][ T3989] ? bfq_pos_tree_add_move+0x43e/0x43e [ 527.618150][ T3989] dump_stack+0x15/0x17 [ 527.622279][ T3989] should_fail+0x3c0/0x510 [ 527.626674][ T3989] __should_failslab+0x9f/0xe0 [ 527.631413][ T3989] should_failslab+0x9/0x20 [ 527.635891][ T3989] kmem_cache_alloc+0x4f/0x2f0 [ 527.640630][ T3989] ? from_kuid_munged+0x7b0/0x7b0 [ 527.645637][ T3989] ? security_inode_alloc+0x29/0x140 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 527.650902][ T3989] security_inode_alloc+0x29/0x140 [ 527.655989][ T3989] inode_init_always+0x749/0x9b0 [ 527.660913][ T3989] ? _erofs_info+0x190/0x190 [ 527.665602][ T3989] new_inode_pseudo+0x93/0x220 [ 527.670355][ T3989] new_inode+0x28/0x1c0 [ 527.674500][ T3989] ? _raw_spin_unlock+0x4d/0x70 [ 527.679480][ T3989] ? erofs_shrinker_register+0xfb/0x110 [ 527.685025][ T3989] erofs_fc_fill_super+0x867/0x1180 [ 527.690217][ T3989] get_tree_bdev+0x417/0x640 [ 527.694790][ T3989] ? erofs_release_device_info+0x90/0x90 [ 527.700408][ T3989] erofs_fc_get_tree+0x1c/0x20 [ 527.705156][ T3989] vfs_get_tree+0x88/0x290 [ 527.709547][ T3989] do_new_mount+0x289/0xad0 [ 527.714029][ T3989] ? do_move_mount_old+0x160/0x160 [ 527.719115][ T3989] ? security_capable+0xb2/0xd0 [ 527.723940][ T3989] ? ns_capable+0x8a/0xf0 [ 527.728265][ T3989] path_mount+0x60b/0x1050 [ 527.732786][ T3989] __se_sys_mount+0x2d2/0x3c0 [ 527.737441][ T3989] ? __x64_sys_mount+0xd0/0xd0 [ 527.742185][ T3989] __x64_sys_mount+0xbf/0xd0 [ 527.746755][ T3989] do_syscall_64+0x44/0xd0 [ 527.751145][ T3989] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 527.757021][ T3989] RIP: 0033:0x7f211b962c9a [ 527.761413][ T3989] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 527.780991][ T3989] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 527.789383][ T3989] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 527.797329][ T3989] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 527.805280][ T3989] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 527.813239][ T3989] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 527.821195][ T3989] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 527.829155][ T3989] [ 527.838465][ T3991] loop4: detected capacity change from 0 to 16 [ 527.845671][ T3991] FAULT_INJECTION: forcing a failure. [ 527.845671][ T3991] name failslab, interval 1, probability 0, space 0, times 0 [ 527.860230][ T3991] CPU: 1 PID: 3991 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 527.861945][ T3993] loop2: detected capacity change from 0 to 16 [ 527.870997][ T3991] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 527.871009][ T3991] Call Trace: [ 527.871014][ T3991] [ 527.871019][ T3991] dump_stack_lvl+0x151/0x1b7 [ 527.871042][ T3991] ? bfq_pos_tree_add_move+0x43e/0x43e [ 527.871058][ T3991] ? get_tree_bdev+0x417/0x640 [ 527.871073][ T3991] ? vfs_get_tree+0x88/0x290 [ 527.871089][ T3991] ? do_new_mount+0x289/0xad0 [ 527.871107][ T3991] ? path_mount+0x60b/0x1050 [ 527.871125][ T3991] ? __x64_sys_mount+0xbf/0xd0 [ 527.871142][ T3991] ? do_syscall_64+0x44/0xd0 [ 527.871158][ T3991] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 527.871179][ T3991] dump_stack+0x15/0x17 [ 527.871194][ T3991] should_fail+0x3c0/0x510 [ 527.871212][ T3991] ? kvasprintf_const+0x139/0x180 [ 527.871231][ T3991] __should_failslab+0x9f/0xe0 [ 527.871248][ T3991] should_failslab+0x9/0x20 [ 527.871263][ T3991] __kmalloc_track_caller+0x6c/0x350 [ 527.871281][ T3991] kstrdup_const+0x55/0x90 [ 527.871299][ T3991] kvasprintf_const+0x139/0x180 [ 527.871317][ T3991] kobject_set_name_vargs+0x61/0x120 [ 527.878248][ T3993] FAULT_INJECTION: forcing a failure. [ 527.878248][ T3993] name failslab, interval 1, probability 0, space 0, times 0 [ 527.887492][ T3991] kobject_init_and_add+0xdb/0x190 [ 527.887514][ T3991] ? __kasan_check_write+0x14/0x20 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 527.887529][ T3991] ? kobject_add+0x210/0x210 [ 528.007276][ T3991] ? inode_init_always+0x760/0x9b0 [ 528.012377][ T3991] ? _raw_spin_unlock+0x4d/0x70 [ 528.017217][ T3991] ? _raw_spin_unlock+0x4d/0x70 [ 528.022052][ T3991] erofs_register_sysfs+0xd1/0x130 [ 528.027149][ T3991] erofs_fc_fill_super+0x95c/0x1180 [ 528.032334][ T3991] get_tree_bdev+0x417/0x640 [ 528.037003][ T3991] ? erofs_release_device_info+0x90/0x90 [ 528.042621][ T3991] erofs_fc_get_tree+0x1c/0x20 [ 528.047411][ T3991] vfs_get_tree+0x88/0x290 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 528.051823][ T3991] do_new_mount+0x289/0xad0 [ 528.056316][ T3991] ? do_move_mount_old+0x160/0x160 [ 528.061416][ T3991] ? security_capable+0xb2/0xd0 [ 528.066253][ T3991] ? ns_capable+0x8a/0xf0 [ 528.070571][ T3991] path_mount+0x60b/0x1050 [ 528.074981][ T3991] __se_sys_mount+0x2d2/0x3c0 [ 528.079647][ T3991] ? __x64_sys_mount+0xd0/0xd0 [ 528.084398][ T3991] __x64_sys_mount+0xbf/0xd0 [ 528.088976][ T3991] do_syscall_64+0x44/0xd0 [ 528.093378][ T3991] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 528.099262][ T3991] RIP: 0033:0x7f211b962c9a [ 528.103664][ T3991] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 528.123629][ T3991] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 528.132032][ T3991] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 528.139987][ T3991] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 528.147943][ T3991] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 528.155898][ T3991] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 528.163859][ T3991] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 528.172014][ T3991] [ 528.175018][ T3993] CPU: 0 PID: 3993 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 528.181947][ T3991] kobject: can not set name properly! [ 528.185860][ T3993] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 528.185873][ T3993] Call Trace: [ 528.185877][ T3993] [ 528.185882][ T3993] dump_stack_lvl+0x151/0x1b7 [ 528.185904][ T3993] ? bfq_pos_tree_add_move+0x43e/0x43e [ 528.185917][ T3993] ? _raw_spin_lock+0xa3/0x1b0 [ 528.185935][ T3993] dump_stack+0x15/0x17 [ 528.226490][ T3993] should_fail+0x3c0/0x510 [ 528.230901][ T3993] __should_failslab+0x9f/0xe0 [ 528.235648][ T3993] should_failslab+0x9/0x20 [ 528.240130][ T3993] kmem_cache_alloc+0x4f/0x2f0 [ 528.245134][ T3993] ? erofs_alloc_inode+0x1b/0x50 [ 528.250105][ T3993] ? __kasan_check_write+0x14/0x20 [ 528.255194][ T3993] ? _erofs_info+0x190/0x190 [ 528.259760][ T3993] erofs_alloc_inode+0x1b/0x50 [ 528.264500][ T3993] ? _erofs_info+0x190/0x190 [ 528.269246][ T3993] new_inode_pseudo+0x64/0x220 [ 528.273989][ T3993] new_inode+0x28/0x1c0 [ 528.278124][ T3993] ? _raw_spin_unlock+0x4d/0x70 [ 528.282970][ T3993] ? erofs_shrinker_register+0xfb/0x110 [ 528.288510][ T3993] erofs_fc_fill_super+0x867/0x1180 [ 528.293688][ T3993] get_tree_bdev+0x417/0x640 [ 528.298259][ T3993] ? erofs_release_device_info+0x90/0x90 [ 528.303871][ T3993] erofs_fc_get_tree+0x1c/0x20 [ 528.308615][ T3993] vfs_get_tree+0x88/0x290 [ 528.313010][ T3993] do_new_mount+0x289/0xad0 [ 528.317496][ T3993] ? do_move_mount_old+0x160/0x160 [ 528.322690][ T3993] ? security_capable+0xb2/0xd0 [ 528.327622][ T3993] ? ns_capable+0x8a/0xf0 [ 528.331957][ T3993] path_mount+0x60b/0x1050 [ 528.336371][ T3993] __se_sys_mount+0x2d2/0x3c0 [ 528.341039][ T3993] ? __x64_sys_mount+0xd0/0xd0 [ 528.345891][ T3993] __x64_sys_mount+0xbf/0xd0 [ 528.350483][ T3993] do_syscall_64+0x44/0xd0 [ 528.354882][ T3993] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 528.360762][ T3993] RIP: 0033:0x7f211b962c9a [ 528.365159][ T3993] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 528.385006][ T3993] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 528.393576][ T3993] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 528.401616][ T3993] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 528.409567][ T3993] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 528.417605][ T3993] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 528.425744][ T3993] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 528.433785][ T3993] [ 528.440471][ T3995] loop5: detected capacity change from 0 to 16 [ 528.448138][ T3995] FAULT_INJECTION: forcing a failure. [ 528.448138][ T3995] name failslab, interval 1, probability 0, space 0, times 0 [ 528.448537][ T3997] loop1: detected capacity change from 0 to 16 [ 528.465944][ T3995] CPU: 0 PID: 3995 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 528.473297][ T3997] FAULT_INJECTION: forcing a failure. [ 528.473297][ T3997] name failslab, interval 1, probability 0, space 0, times 0 [ 528.483154][ T3995] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 528.483167][ T3995] Call Trace: [ 528.483172][ T3995] [ 528.483177][ T3995] dump_stack_lvl+0x151/0x1b7 [ 528.483198][ T3995] ? bfq_pos_tree_add_move+0x43e/0x43e [ 528.483212][ T3995] ? get_tree_bdev+0x417/0x640 [ 528.526875][ T3995] ? vfs_get_tree+0x88/0x290 [ 528.531473][ T3995] ? do_new_mount+0x289/0xad0 [ 528.536226][ T3995] ? path_mount+0x60b/0x1050 [ 528.540807][ T3995] ? __x64_sys_mount+0xbf/0xd0 [ 528.545559][ T3995] ? do_syscall_64+0x44/0xd0 [ 528.550139][ T3995] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 528.556194][ T3995] dump_stack+0x15/0x17 [ 528.560431][ T3995] should_fail+0x3c0/0x510 [ 528.564873][ T3995] ? kvasprintf_const+0x139/0x180 [ 528.569918][ T3995] __should_failslab+0x9f/0xe0 [ 528.574680][ T3995] should_failslab+0x9/0x20 [ 528.579176][ T3995] __kmalloc_track_caller+0x6c/0x350 [ 528.584549][ T3995] kstrdup_const+0x55/0x90 [ 528.588962][ T3995] kvasprintf_const+0x139/0x180 [ 528.593888][ T3995] kobject_set_name_vargs+0x61/0x120 [ 528.599157][ T3995] kobject_init_and_add+0xdb/0x190 [ 528.604272][ T3995] ? __kasan_check_write+0x14/0x20 [ 528.609380][ T3995] ? kobject_add+0x210/0x210 [ 528.613957][ T3995] ? inode_init_always+0x760/0x9b0 [ 528.619062][ T3995] ? _raw_spin_unlock+0x4d/0x70 [ 528.623902][ T3995] ? _raw_spin_unlock+0x4d/0x70 [ 528.629362][ T3995] erofs_register_sysfs+0xd1/0x130 [ 528.635023][ T3995] erofs_fc_fill_super+0x95c/0x1180 [ 528.640424][ T3995] get_tree_bdev+0x417/0x640 [ 528.645126][ T3995] ? erofs_release_device_info+0x90/0x90 [ 528.650767][ T3995] erofs_fc_get_tree+0x1c/0x20 [ 528.655617][ T3995] vfs_get_tree+0x88/0x290 [ 528.660110][ T3995] do_new_mount+0x289/0xad0 [ 528.664608][ T3995] ? do_move_mount_old+0x160/0x160 [ 528.669706][ T3995] ? security_capable+0xb2/0xd0 [ 528.674553][ T3995] ? ns_capable+0x8a/0xf0 [ 528.678886][ T3995] path_mount+0x60b/0x1050 [ 528.683733][ T3995] __se_sys_mount+0x2d2/0x3c0 [ 528.688396][ T3995] ? __x64_sys_mount+0xd0/0xd0 [ 528.693147][ T3995] __x64_sys_mount+0xbf/0xd0 [ 528.697817][ T3995] do_syscall_64+0x44/0xd0 [ 528.702579][ T3995] entry_SYSCALL_64_after_hwframe+0x61/0xcb write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 528.708512][ T3995] RIP: 0033:0x7f211b962c9a [ 528.713147][ T3995] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 528.732959][ T3995] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 528.741372][ T3995] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 528.749431][ T3995] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 528.757402][ T3995] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 528.765371][ T3995] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 528.773336][ T3995] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 528.781302][ T3995] [ 528.784308][ T3997] CPU: 1 PID: 3997 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 528.788033][ T4000] loop3: detected capacity change from 0 to 16 [ 528.795146][ T3997] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 528.795158][ T3997] Call Trace: [ 528.795163][ T3997] [ 528.795169][ T3997] dump_stack_lvl+0x151/0x1b7 [ 528.795191][ T3997] ? bfq_pos_tree_add_move+0x43e/0x43e [ 528.802015][ T3995] kobject: can not set name properly! [ 528.811347][ T3997] ? get_tree_bdev+0x417/0x640 [ 528.811371][ T3997] ? vfs_get_tree+0x88/0x290 [ 528.811384][ T3997] ? do_new_mount+0x289/0xad0 [ 528.817970][ T4000] FAULT_INJECTION: forcing a failure. [ 528.817970][ T4000] name failslab, interval 1, probability 0, space 0, times 0 [ 528.822226][ T3997] ? path_mount+0x60b/0x1050 [ 528.822250][ T3997] ? __x64_sys_mount+0xbf/0xd0 [ 528.869170][ T3997] ? do_syscall_64+0x44/0xd0 [ 528.873847][ T3997] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 528.880077][ T3997] dump_stack+0x15/0x17 [ 528.884249][ T3997] should_fail+0x3c0/0x510 [ 528.888677][ T3997] ? kvasprintf_const+0x139/0x180 [ 528.893697][ T3997] __should_failslab+0x9f/0xe0 [ 528.898453][ T3997] should_failslab+0x9/0x20 [ 528.902950][ T3997] __kmalloc_track_caller+0x6c/0x350 [ 528.909019][ T3997] kstrdup_const+0x55/0x90 [ 528.913449][ T3997] kvasprintf_const+0x139/0x180 [ 528.918299][ T3997] kobject_set_name_vargs+0x61/0x120 [ 528.923571][ T3997] kobject_init_and_add+0xdb/0x190 [ 528.928941][ T3997] ? __kasan_check_write+0x14/0x20 [ 528.934130][ T3997] ? kobject_add+0x210/0x210 [ 528.938709][ T3997] ? inode_init_always+0x760/0x9b0 [ 528.943892][ T3997] ? _raw_spin_unlock+0x4d/0x70 [ 528.948732][ T3997] ? _raw_spin_unlock+0x4d/0x70 [ 528.953569][ T3997] erofs_register_sysfs+0xd1/0x130 [ 528.958665][ T3997] erofs_fc_fill_super+0x95c/0x1180 [ 528.964036][ T3997] get_tree_bdev+0x417/0x640 [ 528.968628][ T3997] ? erofs_release_device_info+0x90/0x90 [ 528.974261][ T3997] erofs_fc_get_tree+0x1c/0x20 [ 528.979047][ T3997] vfs_get_tree+0x88/0x290 [ 528.983462][ T3997] do_new_mount+0x289/0xad0 [ 528.987952][ T3997] ? do_move_mount_old+0x160/0x160 [ 528.993048][ T3997] ? security_capable+0xb2/0xd0 [ 528.998355][ T3997] ? ns_capable+0x8a/0xf0 [ 529.002766][ T3997] path_mount+0x60b/0x1050 [ 529.007171][ T3997] __se_sys_mount+0x2d2/0x3c0 [ 529.011833][ T3997] ? __x64_sys_mount+0xd0/0xd0 [ 529.016590][ T3997] __x64_sys_mount+0xbf/0xd0 [ 529.021168][ T3997] do_syscall_64+0x44/0xd0 [ 529.025603][ T3997] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 529.031484][ T3997] RIP: 0033:0x7f211b962c9a [ 529.035882][ T3997] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 529.055647][ T3997] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 529.064049][ T3997] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 529.072006][ T3997] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 529.079963][ T3997] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 529.088006][ T3997] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 529.096134][ T3997] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 529.104096][ T3997] [ 529.107103][ T4000] CPU: 0 PID: 4000 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 529.108265][ T3997] kobject: can not set name properly! [ 529.117856][ T4000] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 529.117869][ T4000] Call Trace: [ 529.117874][ T4000] [ 529.117879][ T4000] dump_stack_lvl+0x151/0x1b7 [ 529.117900][ T4000] ? bfq_pos_tree_add_move+0x43e/0x43e [ 529.117916][ T4000] ? get_tree_bdev+0x417/0x640 [ 529.154469][ T4000] ? vfs_get_tree+0x88/0x290 [ 529.159046][ T4000] ? do_new_mount+0x289/0xad0 [ 529.163704][ T4000] ? path_mount+0x60b/0x1050 [ 529.168273][ T4000] ? __x64_sys_mount+0xbf/0xd0 [ 529.173018][ T4000] ? do_syscall_64+0x44/0xd0 [ 529.177590][ T4000] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 529.183636][ T4000] dump_stack+0x15/0x17 [ 529.187770][ T4000] should_fail+0x3c0/0x510 [ 529.192165][ T4000] ? kvasprintf_const+0x139/0x180 [ 529.197258][ T4000] __should_failslab+0x9f/0xe0 [ 529.202004][ T4000] should_failslab+0x9/0x20 [ 529.206486][ T4000] __kmalloc_track_caller+0x6c/0x350 [ 529.211756][ T4000] kstrdup_const+0x55/0x90 [ 529.216159][ T4000] kvasprintf_const+0x139/0x180 [ 529.220992][ T4000] kobject_set_name_vargs+0x61/0x120 [ 529.226255][ T4000] kobject_init_and_add+0xdb/0x190 [ 529.231344][ T4000] ? __kasan_check_write+0x14/0x20 [ 529.236440][ T4000] ? kobject_add+0x210/0x210 [ 529.241018][ T4000] ? inode_init_always+0x760/0x9b0 [ 529.246195][ T4000] ? _raw_spin_unlock+0x4d/0x70 [ 529.251029][ T4000] ? _raw_spin_unlock+0x4d/0x70 [ 529.255861][ T4000] erofs_register_sysfs+0xd1/0x130 [ 529.261123][ T4000] erofs_fc_fill_super+0x95c/0x1180 [ 529.266301][ T4000] get_tree_bdev+0x417/0x640 [ 529.270879][ T4000] ? erofs_release_device_info+0x90/0x90 [ 529.276489][ T4000] erofs_fc_get_tree+0x1c/0x20 [ 529.281228][ T4000] vfs_get_tree+0x88/0x290 [ 529.285624][ T4000] do_new_mount+0x289/0xad0 [ 529.290108][ T4000] ? do_move_mount_old+0x160/0x160 [ 529.295199][ T4000] ? security_capable+0xb2/0xd0 [ 529.300035][ T4000] ? ns_capable+0x8a/0xf0 [ 529.304349][ T4000] path_mount+0x60b/0x1050 [ 529.308779][ T4000] __se_sys_mount+0x2d2/0x3c0 [ 529.313439][ T4000] ? __x64_sys_mount+0xd0/0xd0 [ 529.318186][ T4000] __x64_sys_mount+0xbf/0xd0 [ 529.322846][ T4000] do_syscall_64+0x44/0xd0 [ 529.327243][ T4000] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 529.333120][ T4000] RIP: 0033:0x7f211b962c9a [ 529.337515][ T4000] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 529.357107][ T4000] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 529.365589][ T4000] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 529.373542][ T4000] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 529.381493][ T4000] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 529.389476][ T4000] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 529.397438][ T4000] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 529.405410][ T4000] [ 529.408767][ T4000] kobject: can not set name properly! [ 529.415412][ T4001] loop0: detected capacity change from 0 to 16 [ 529.422246][ T4001] FAULT_INJECTION: forcing a failure. [ 529.422246][ T4001] name failslab, interval 1, probability 0, space 0, times 0 [ 529.428371][ T4003] loop2: detected capacity change from 0 to 16 [ 529.442101][ T4001] CPU: 0 PID: 4001 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 529.442573][ T4003] FAULT_INJECTION: forcing a failure. [ 529.442573][ T4003] name failslab, interval 1, probability 0, space 0, times 0 [ 529.453049][ T4001] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 529.453063][ T4001] Call Trace: [ 529.453068][ T4001] [ 529.453073][ T4001] dump_stack_lvl+0x151/0x1b7 [ 529.453095][ T4001] ? bfq_pos_tree_add_move+0x43e/0x43e [ 529.453111][ T4001] dump_stack+0x15/0x17 [ 529.453124][ T4001] should_fail+0x3c0/0x510 [ 529.500576][ T4001] __should_failslab+0x9f/0xe0 [ 529.505375][ T4001] should_failslab+0x9/0x20 [ 529.509863][ T4001] kmem_cache_alloc+0x4f/0x2f0 [ 529.514639][ T4001] ? from_kuid_munged+0x7b0/0x7b0 [ 529.519662][ T4001] ? security_inode_alloc+0x29/0x140 [ 529.524937][ T4001] security_inode_alloc+0x29/0x140 [ 529.530057][ T4001] inode_init_always+0x749/0x9b0 [ 529.535001][ T4001] ? _erofs_info+0x190/0x190 [ 529.539586][ T4001] new_inode_pseudo+0x93/0x220 [ 529.544346][ T4001] new_inode+0x28/0x1c0 [ 529.548678][ T4001] ? _raw_spin_unlock+0x4d/0x70 [ 529.553524][ T4001] ? erofs_shrinker_register+0xfb/0x110 [ 529.556370][ T4005] loop4: detected capacity change from 0 to 16 [ 529.559170][ T4001] erofs_fc_fill_super+0x867/0x1180 [ 529.570483][ T4001] get_tree_bdev+0x417/0x640 [ 529.575060][ T4001] ? erofs_release_device_info+0x90/0x90 [ 529.580683][ T4001] erofs_fc_get_tree+0x1c/0x20 [ 529.585437][ T4001] vfs_get_tree+0x88/0x290 [ 529.589848][ T4001] do_new_mount+0x289/0xad0 [ 529.594429][ T4001] ? do_move_mount_old+0x160/0x160 [ 529.599530][ T4001] ? security_capable+0xb2/0xd0 [ 529.604455][ T4001] ? ns_capable+0x8a/0xf0 [ 529.608783][ T4001] path_mount+0x60b/0x1050 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 529.613190][ T4001] __se_sys_mount+0x2d2/0x3c0 [ 529.617943][ T4001] ? __x64_sys_mount+0xd0/0xd0 [ 529.622698][ T4001] __x64_sys_mount+0xbf/0xd0 [ 529.627537][ T4001] do_syscall_64+0x44/0xd0 [ 529.631958][ T4001] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 529.637931][ T4001] RIP: 0033:0x7f211b962c9a [ 529.642336][ T4001] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 529.661933][ T4001] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 529.670350][ T4001] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 529.678308][ T4001] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 529.686266][ T4001] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 529.694225][ T4001] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 529.702180][ T4001] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 529.704738][ T4005] FAULT_INJECTION: forcing a failure. [ 529.704738][ T4005] name failslab, interval 1, probability 0, space 0, times 0 [ 529.710144][ T4001] [ 529.725701][ T4003] CPU: 1 PID: 4003 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 529.736470][ T4003] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 529.746519][ T4003] Call Trace: [ 529.749790][ T4003] [ 529.752713][ T4003] dump_stack_lvl+0x151/0x1b7 [ 529.757381][ T4003] ? bfq_pos_tree_add_move+0x43e/0x43e [ 529.762831][ T4003] ? get_tree_bdev+0x417/0x640 [ 529.767583][ T4003] ? vfs_get_tree+0x88/0x290 [ 529.772246][ T4003] ? do_new_mount+0x289/0xad0 [ 529.776918][ T4003] ? path_mount+0x60b/0x1050 [ 529.781504][ T4003] ? __x64_sys_mount+0xbf/0xd0 [ 529.786257][ T4003] ? do_syscall_64+0x44/0xd0 [ 529.790834][ T4003] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 529.796890][ T4003] dump_stack+0x15/0x17 [ 529.801035][ T4003] should_fail+0x3c0/0x510 [ 529.805440][ T4003] ? kvasprintf_const+0x139/0x180 [ 529.810463][ T4003] __should_failslab+0x9f/0xe0 [ 529.815234][ T4003] should_failslab+0x9/0x20 [ 529.819737][ T4003] __kmalloc_track_caller+0x6c/0x350 [ 529.825110][ T4003] kstrdup_const+0x55/0x90 [ 529.829520][ T4003] kvasprintf_const+0x139/0x180 [ 529.834375][ T4003] kobject_set_name_vargs+0x61/0x120 [ 529.839650][ T4003] kobject_init_and_add+0xdb/0x190 [ 529.844837][ T4003] ? __kasan_check_write+0x14/0x20 [ 529.849934][ T4003] ? kobject_add+0x210/0x210 [ 529.854513][ T4003] ? inode_init_always+0x760/0x9b0 [ 529.859622][ T4003] ? _raw_spin_unlock+0x4d/0x70 [ 529.864465][ T4003] ? _raw_spin_unlock+0x4d/0x70 [ 529.869310][ T4003] erofs_register_sysfs+0xd1/0x130 [ 529.874412][ T4003] erofs_fc_fill_super+0x95c/0x1180 [ 529.879601][ T4003] get_tree_bdev+0x417/0x640 [ 529.884179][ T4003] ? erofs_release_device_info+0x90/0x90 [ 529.889802][ T4003] erofs_fc_get_tree+0x1c/0x20 [ 529.894558][ T4003] vfs_get_tree+0x88/0x290 [ 529.898963][ T4003] do_new_mount+0x289/0xad0 [ 529.903452][ T4003] ? do_move_mount_old+0x160/0x160 [ 529.908551][ T4003] ? security_capable+0xb2/0xd0 [ 529.913398][ T4003] ? ns_capable+0x8a/0xf0 [ 529.917733][ T4003] path_mount+0x60b/0x1050 [ 529.922153][ T4003] __se_sys_mount+0x2d2/0x3c0 [ 529.926828][ T4003] ? __x64_sys_mount+0xd0/0xd0 [ 529.931586][ T4003] __x64_sys_mount+0xbf/0xd0 [ 529.936169][ T4003] do_syscall_64+0x44/0xd0 [ 529.940585][ T4003] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 529.946491][ T4003] RIP: 0033:0x7f211b962c9a [ 529.950895][ T4003] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 529.970604][ T4003] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 529.979291][ T4003] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 529.987266][ T4003] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 529.995231][ T4003] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 530.003193][ T4003] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 530.011246][ T4003] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 530.019212][ T4003] [ 530.022219][ T4005] CPU: 0 PID: 4005 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 530.026194][ T4003] kobject: can not set name properly! [ 530.033136][ T4005] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 530.048619][ T4005] Call Trace: [ 530.051892][ T4005] [ 530.054812][ T4005] dump_stack_lvl+0x151/0x1b7 [ 530.059481][ T4005] ? bfq_pos_tree_add_move+0x43e/0x43e [ 530.064932][ T4005] ? get_tree_bdev+0x417/0x640 [ 530.069675][ T4005] ? vfs_get_tree+0x88/0x290 [ 530.074243][ T4005] ? do_new_mount+0x289/0xad0 [ 530.078901][ T4005] ? path_mount+0x60b/0x1050 [ 530.083473][ T4005] ? __x64_sys_mount+0xbf/0xd0 [ 530.088220][ T4005] ? do_syscall_64+0x44/0xd0 [ 530.092791][ T4005] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 530.098843][ T4005] dump_stack+0x15/0x17 [ 530.102984][ T4005] should_fail+0x3c0/0x510 [ 530.107382][ T4005] ? kvasprintf_const+0x139/0x180 [ 530.112388][ T4005] __should_failslab+0x9f/0xe0 [ 530.117134][ T4005] should_failslab+0x9/0x20 [ 530.121616][ T4005] __kmalloc_track_caller+0x6c/0x350 [ 530.126884][ T4005] kstrdup_const+0x55/0x90 [ 530.131282][ T4005] kvasprintf_const+0x139/0x180 [ 530.136114][ T4005] kobject_set_name_vargs+0x61/0x120 [ 530.141381][ T4005] kobject_init_and_add+0xdb/0x190 [ 530.146470][ T4005] ? __kasan_check_write+0x14/0x20 [ 530.151562][ T4005] ? kobject_add+0x210/0x210 [ 530.156132][ T4005] ? inode_init_always+0x760/0x9b0 [ 530.161224][ T4005] ? _raw_spin_unlock+0x4d/0x70 [ 530.166143][ T4005] ? _raw_spin_unlock+0x4d/0x70 [ 530.170973][ T4005] erofs_register_sysfs+0xd1/0x130 [ 530.176067][ T4005] erofs_fc_fill_super+0x95c/0x1180 [ 530.181270][ T4005] get_tree_bdev+0x417/0x640 [ 530.185842][ T4005] ? erofs_release_device_info+0x90/0x90 [ 530.191456][ T4005] erofs_fc_get_tree+0x1c/0x20 [ 530.196198][ T4005] vfs_get_tree+0x88/0x290 [ 530.200596][ T4005] do_new_mount+0x289/0xad0 [ 530.205080][ T4005] ? do_move_mount_old+0x160/0x160 [ 530.210171][ T4005] ? security_capable+0xb2/0xd0 [ 530.215002][ T4005] ? ns_capable+0x8a/0xf0 [ 530.219313][ T4005] path_mount+0x60b/0x1050 [ 530.223717][ T4005] __se_sys_mount+0x2d2/0x3c0 [ 530.228378][ T4005] ? __x64_sys_mount+0xd0/0xd0 [ 530.233127][ T4005] ? vfs_mkdir+0x580/0x580 [ 530.237537][ T4005] __x64_sys_mount+0xbf/0xd0 [ 530.242132][ T4005] do_syscall_64+0x44/0xd0 [ 530.246565][ T4005] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 530.252448][ T4005] RIP: 0033:0x7f211b962c9a [ 530.256851][ T4005] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 530.276449][ T4005] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 530.284945][ T4005] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 530.292898][ T4005] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 530.300939][ T4005] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 530.308898][ T4005] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 530.316854][ T4005] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 530.324811][ T4005] [ 530.330267][ T4009] loop5: detected capacity change from 0 to 16 [ 530.333604][ T4011] loop1: detected capacity change from 0 to 16 [ 530.337601][ T4009] FAULT_INJECTION: forcing a failure. [ 530.337601][ T4009] name failslab, interval 1, probability 0, space 0, times 0 [ 530.343271][ T4005] kobject: can not set name properly! [ 530.360793][ T4009] CPU: 0 PID: 4009 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 530.361075][ T4011] FAULT_INJECTION: forcing a failure. [ 530.361075][ T4011] name failslab, interval 1, probability 0, space 0, times 0 [ 530.371558][ T4009] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 530.371574][ T4009] Call Trace: [ 530.371581][ T4009] [ 530.371586][ T4009] dump_stack_lvl+0x151/0x1b7 [ 530.371609][ T4009] ? bfq_pos_tree_add_move+0x43e/0x43e [ 530.410897][ T4009] ? _raw_spin_lock+0xa3/0x1b0 [ 530.415676][ T4009] dump_stack+0x15/0x17 [ 530.419837][ T4009] should_fail+0x3c0/0x510 [ 530.424256][ T4009] __should_failslab+0x9f/0xe0 [ 530.429011][ T4009] should_failslab+0x9/0x20 [ 530.433501][ T4009] kmem_cache_alloc+0x4f/0x2f0 [ 530.438262][ T4009] ? erofs_alloc_inode+0x1b/0x50 [ 530.443205][ T4009] ? __kasan_check_write+0x14/0x20 [ 530.448337][ T4009] ? _erofs_info+0x190/0x190 [ 530.452924][ T4009] erofs_alloc_inode+0x1b/0x50 [ 530.457680][ T4009] ? _erofs_info+0x190/0x190 [ 530.462256][ T4009] new_inode_pseudo+0x64/0x220 [ 530.467013][ T4009] new_inode+0x28/0x1c0 [ 530.471152][ T4009] ? _raw_spin_unlock+0x4d/0x70 [ 530.475992][ T4009] ? erofs_shrinker_register+0xfb/0x110 [ 530.481542][ T4009] erofs_fc_fill_super+0x867/0x1180 [ 530.486731][ T4009] get_tree_bdev+0x417/0x640 [ 530.491307][ T4009] ? erofs_release_device_info+0x90/0x90 [ 530.496928][ T4009] erofs_fc_get_tree+0x1c/0x20 [ 530.501688][ T4009] vfs_get_tree+0x88/0x290 [ 530.506114][ T4009] do_new_mount+0x289/0xad0 [ 530.510623][ T4009] ? do_move_mount_old+0x160/0x160 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 530.515744][ T4009] ? security_capable+0xb2/0xd0 [ 530.520595][ T4009] ? ns_capable+0x8a/0xf0 [ 530.524929][ T4009] path_mount+0x60b/0x1050 [ 530.529350][ T4009] __se_sys_mount+0x2d2/0x3c0 [ 530.534193][ T4009] ? __x64_sys_mount+0xd0/0xd0 [ 530.538945][ T4009] __x64_sys_mount+0xbf/0xd0 [ 530.543528][ T4009] do_syscall_64+0x44/0xd0 [ 530.547945][ T4009] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 530.553828][ T4009] RIP: 0033:0x7f211b962c9a [ 530.558228][ T4009] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 530.577826][ T4009] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 530.586226][ T4009] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 530.594188][ T4009] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 530.602146][ T4009] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 530.610105][ T4009] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 530.618069][ T4009] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 530.626029][ T4009] [ 530.629038][ T4011] CPU: 1 PID: 4011 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 530.635290][ T4013] loop0: detected capacity change from 0 to 16 [ 530.640146][ T4011] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 530.640158][ T4011] Call Trace: [ 530.640164][ T4011] [ 530.640170][ T4011] dump_stack_lvl+0x151/0x1b7 [ 530.647153][ T4013] FAULT_INJECTION: forcing a failure. [ 530.647153][ T4013] name failslab, interval 1, probability 0, space 0, times 0 [ 530.656351][ T4011] ? bfq_pos_tree_add_move+0x43e/0x43e [ 530.656375][ T4011] dump_stack+0x15/0x17 [ 530.656389][ T4011] should_fail+0x3c0/0x510 [ 530.656407][ T4011] __should_failslab+0x9f/0xe0 [ 530.698563][ T4011] should_failslab+0x9/0x20 [ 530.703072][ T4011] kmem_cache_alloc+0x4f/0x2f0 [ 530.707857][ T4011] ? from_kuid_munged+0x7b0/0x7b0 [ 530.712882][ T4011] ? security_inode_alloc+0x29/0x140 [ 530.718163][ T4011] security_inode_alloc+0x29/0x140 [ 530.723273][ T4011] inode_init_always+0x749/0x9b0 [ 530.728227][ T4011] ? _erofs_info+0x190/0x190 [ 530.732832][ T4011] new_inode_pseudo+0x93/0x220 [ 530.737587][ T4011] new_inode+0x28/0x1c0 [ 530.741732][ T4011] ? _raw_spin_unlock+0x4d/0x70 [ 530.746592][ T4011] ? erofs_shrinker_register+0xfb/0x110 [ 530.752151][ T4011] erofs_fc_fill_super+0x867/0x1180 [ 530.757363][ T4011] get_tree_bdev+0x417/0x640 [ 530.761954][ T4011] ? erofs_release_device_info+0x90/0x90 [ 530.767583][ T4011] erofs_fc_get_tree+0x1c/0x20 [ 530.772336][ T4011] vfs_get_tree+0x88/0x290 [ 530.776740][ T4011] do_new_mount+0x289/0xad0 [ 530.781239][ T4011] ? do_move_mount_old+0x160/0x160 [ 530.786354][ T4011] ? security_capable+0xb2/0xd0 [ 530.791192][ T4011] ? ns_capable+0x8a/0xf0 [ 530.795511][ T4011] path_mount+0x60b/0x1050 [ 530.799920][ T4011] __se_sys_mount+0x2d2/0x3c0 [ 530.804591][ T4011] ? __x64_sys_mount+0xd0/0xd0 [ 530.809357][ T4011] __x64_sys_mount+0xbf/0xd0 [ 530.813955][ T4011] do_syscall_64+0x44/0xd0 [ 530.818382][ T4011] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 530.824267][ T4011] RIP: 0033:0x7f211b962c9a [ 530.828670][ T4011] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 530.848264][ T4011] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 530.856667][ T4011] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 530.864626][ T4011] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 530.872585][ T4011] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 530.880649][ T4011] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 530.888630][ T4011] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 530.896609][ T4011] [ 530.900546][ T4013] CPU: 1 PID: 4013 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 530.911318][ T4013] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 530.921361][ T4013] Call Trace: [ 530.924626][ T4013] [ 530.927541][ T4013] dump_stack_lvl+0x151/0x1b7 [ 530.932206][ T4013] ? bfq_pos_tree_add_move+0x43e/0x43e [ 530.937654][ T4013] ? get_tree_bdev+0x417/0x640 [ 530.942400][ T4013] ? vfs_get_tree+0x88/0x290 [ 530.946975][ T4013] ? do_new_mount+0x289/0xad0 [ 530.951634][ T4013] ? path_mount+0x60b/0x1050 [ 530.956203][ T4013] ? __x64_sys_mount+0xbf/0xd0 [ 530.960953][ T4013] ? do_syscall_64+0x44/0xd0 [ 530.965525][ T4013] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 530.971577][ T4013] dump_stack+0x15/0x17 [ 530.975711][ T4013] should_fail+0x3c0/0x510 [ 530.980111][ T4013] ? kvasprintf_const+0x139/0x180 [ 530.985126][ T4013] __should_failslab+0x9f/0xe0 [ 530.990131][ T4013] should_failslab+0x9/0x20 [ 530.994617][ T4013] __kmalloc_track_caller+0x6c/0x350 [ 530.999883][ T4013] kstrdup_const+0x55/0x90 [ 531.004284][ T4013] kvasprintf_const+0x139/0x180 [ 531.009115][ T4013] kobject_set_name_vargs+0x61/0x120 [ 531.014385][ T4013] kobject_init_and_add+0xdb/0x190 [ 531.019481][ T4013] ? __kasan_check_write+0x14/0x20 [ 531.024574][ T4013] ? kobject_add+0x210/0x210 [ 531.029146][ T4013] ? inode_init_always+0x760/0x9b0 [ 531.034236][ T4013] ? _raw_spin_unlock+0x4d/0x70 [ 531.039071][ T4013] ? _raw_spin_unlock+0x4d/0x70 [ 531.043910][ T4013] erofs_register_sysfs+0xd1/0x130 [ 531.049002][ T4013] erofs_fc_fill_super+0x95c/0x1180 [ 531.054181][ T4013] get_tree_bdev+0x417/0x640 [ 531.058755][ T4013] ? erofs_release_device_info+0x90/0x90 [ 531.064372][ T4013] erofs_fc_get_tree+0x1c/0x20 [ 531.069121][ T4013] vfs_get_tree+0x88/0x290 [ 531.073519][ T4013] do_new_mount+0x289/0xad0 [ 531.078006][ T4013] ? do_move_mount_old+0x160/0x160 [ 531.083105][ T4013] ? security_capable+0xb2/0xd0 [ 531.087938][ T4013] ? ns_capable+0x8a/0xf0 [ 531.092254][ T4013] path_mount+0x60b/0x1050 [ 531.096655][ T4013] __se_sys_mount+0x2d2/0x3c0 [ 531.101315][ T4013] ? __x64_sys_mount+0xd0/0xd0 [ 531.106066][ T4013] __x64_sys_mount+0xbf/0xd0 [ 531.110640][ T4013] do_syscall_64+0x44/0xd0 [ 531.115039][ T4013] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 531.120914][ T4013] RIP: 0033:0x7f211b962c9a [ 531.125313][ T4013] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 531.144899][ T4013] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 531.153292][ T4013] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 531.161255][ T4013] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 531.169211][ T4013] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 531.177161][ T4013] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 531.185113][ T4013] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 531.193070][ T4013] [ 531.196199][ T4013] kobject: can not set name properly! [ 531.224796][ T4018] loop5: detected capacity change from 0 to 16 [ 531.231900][ T4018] FAULT_INJECTION: forcing a failure. [ 531.231900][ T4018] name failslab, interval 1, probability 0, space 0, times 0 [ 531.232966][ T4019] loop3: detected capacity change from 0 to 16 [ 531.245037][ T4018] CPU: 1 PID: 4018 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 531.251670][ T4019] FAULT_INJECTION: forcing a failure. [ 531.251670][ T4019] name failslab, interval 1, probability 0, space 0, times 0 [ 531.261595][ T4018] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 531.261606][ T4018] Call Trace: [ 531.261612][ T4018] [ 531.261617][ T4018] dump_stack_lvl+0x151/0x1b7 [ 531.261638][ T4018] ? bfq_pos_tree_add_move+0x43e/0x43e [ 531.300471][ T4018] ? get_tree_bdev+0x417/0x640 [ 531.305221][ T4018] ? vfs_get_tree+0x88/0x290 [ 531.309794][ T4018] ? do_new_mount+0x289/0xad0 [ 531.314462][ T4018] ? path_mount+0x60b/0x1050 [ 531.319040][ T4018] ? __x64_sys_mount+0xbf/0xd0 [ 531.323799][ T4018] ? do_syscall_64+0x44/0xd0 [ 531.328377][ T4018] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 531.334433][ T4018] dump_stack+0x15/0x17 [ 531.338574][ T4018] should_fail+0x3c0/0x510 [ 531.342977][ T4018] ? kvasprintf_const+0x139/0x180 [ 531.347990][ T4018] __should_failslab+0x9f/0xe0 [ 531.352740][ T4018] should_failslab+0x9/0x20 [ 531.357234][ T4018] __kmalloc_track_caller+0x6c/0x350 [ 531.362511][ T4018] kstrdup_const+0x55/0x90 [ 531.366920][ T4018] kvasprintf_const+0x139/0x180 [ 531.371756][ T4018] kobject_set_name_vargs+0x61/0x120 [ 531.377027][ T4018] kobject_init_and_add+0xdb/0x190 [ 531.382133][ T4018] ? __kasan_check_write+0x14/0x20 [ 531.387318][ T4018] ? kobject_add+0x210/0x210 [ 531.391889][ T4018] ? inode_init_always+0x760/0x9b0 [ 531.396987][ T4018] ? _raw_spin_unlock+0x4d/0x70 [ 531.401828][ T4018] ? _raw_spin_unlock+0x4d/0x70 [ 531.406667][ T4018] erofs_register_sysfs+0xd1/0x130 [ 531.411773][ T4018] erofs_fc_fill_super+0x95c/0x1180 [ 531.416958][ T4018] get_tree_bdev+0x417/0x640 [ 531.421532][ T4018] ? erofs_release_device_info+0x90/0x90 [ 531.427150][ T4018] erofs_fc_get_tree+0x1c/0x20 [ 531.431901][ T4018] vfs_get_tree+0x88/0x290 [ 531.436304][ T4018] do_new_mount+0x289/0xad0 [ 531.440798][ T4018] ? do_move_mount_old+0x160/0x160 [ 531.445901][ T4018] ? security_capable+0xb2/0xd0 [ 531.450741][ T4018] ? ns_capable+0x8a/0xf0 [ 531.455065][ T4018] path_mount+0x60b/0x1050 [ 531.459486][ T4018] __se_sys_mount+0x2d2/0x3c0 [ 531.464164][ T4018] ? __x64_sys_mount+0xd0/0xd0 [ 531.468938][ T4018] __x64_sys_mount+0xbf/0xd0 [ 531.473521][ T4018] do_syscall_64+0x44/0xd0 [ 531.477926][ T4018] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 531.483807][ T4018] RIP: 0033:0x7f211b962c9a [ 531.488209][ T4018] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 531.507807][ T4018] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 531.516223][ T4018] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 531.524328][ T4018] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 531.532300][ T4018] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 531.540394][ T4018] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 531.548374][ T4018] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 531.556353][ T4018] [ 531.559372][ T4019] CPU: 0 PID: 4019 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 531.562209][ T4018] kobject: can not set name properly! [ 531.570136][ T4019] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 531.570150][ T4019] Call Trace: [ 531.570155][ T4019] [ 531.570160][ T4019] dump_stack_lvl+0x151/0x1b7 [ 531.570182][ T4019] ? bfq_pos_tree_add_move+0x43e/0x43e [ 531.570200][ T4019] dump_stack+0x15/0x17 [ 531.570215][ T4019] should_fail+0x3c0/0x510 [ 531.570234][ T4019] __should_failslab+0x9f/0xe0 [ 531.615216][ T4019] should_failslab+0x9/0x20 [ 531.619712][ T4019] kmem_cache_alloc+0x4f/0x2f0 [ 531.624456][ T4019] ? from_kuid_munged+0x7b0/0x7b0 [ 531.629467][ T4019] ? security_inode_alloc+0x29/0x140 [ 531.634739][ T4019] security_inode_alloc+0x29/0x140 [ 531.639829][ T4019] inode_init_always+0x749/0x9b0 [ 531.644932][ T4019] ? _erofs_info+0x190/0x190 [ 531.649507][ T4019] new_inode_pseudo+0x93/0x220 [ 531.654253][ T4019] new_inode+0x28/0x1c0 [ 531.658388][ T4019] ? _raw_spin_unlock+0x4d/0x70 [ 531.663230][ T4019] ? erofs_shrinker_register+0xfb/0x110 [ 531.668756][ T4019] erofs_fc_fill_super+0x867/0x1180 [ 531.673934][ T4019] get_tree_bdev+0x417/0x640 [ 531.678504][ T4019] ? erofs_release_device_info+0x90/0x90 [ 531.684203][ T4019] erofs_fc_get_tree+0x1c/0x20 [ 531.688949][ T4019] vfs_get_tree+0x88/0x290 [ 531.693348][ T4019] do_new_mount+0x289/0xad0 [ 531.698457][ T4019] ? do_move_mount_old+0x160/0x160 [ 531.703548][ T4019] ? security_capable+0xb2/0xd0 [ 531.708375][ T4019] ? ns_capable+0x8a/0xf0 [ 531.712684][ T4019] path_mount+0x60b/0x1050 [ 531.717080][ T4019] __se_sys_mount+0x2d2/0x3c0 [ 531.721884][ T4019] ? __x64_sys_mount+0xd0/0xd0 [ 531.726992][ T4019] __x64_sys_mount+0xbf/0xd0 [ 531.731740][ T4019] do_syscall_64+0x44/0xd0 [ 531.736137][ T4019] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 531.742016][ T4019] RIP: 0033:0x7f211b962c9a [ 531.746424][ T4019] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 531.766094][ T4019] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 531.774584][ T4019] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 531.782623][ T4019] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 531.790844][ T4019] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 531.798811][ T4019] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 531.807493][ T4019] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 531.815455][ T4019] [ 531.824868][ T4025] loop1: detected capacity change from 0 to 16 [ 531.825451][ T4024] loop0: detected capacity change from 0 to 16 [ 531.831817][ T4025] FAULT_INJECTION: forcing a failure. [ 531.831817][ T4025] name failslab, interval 1, probability 0, space 0, times 0 [ 531.837864][ T4027] loop4: detected capacity change from 0 to 16 [ 531.850164][ T4025] CPU: 1 PID: 4025 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 531.856865][ T4026] loop2: detected capacity change from 0 to 16 [ 531.866818][ T4025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 531.866829][ T4025] Call Trace: [ 531.866833][ T4025] [ 531.866838][ T4025] dump_stack_lvl+0x151/0x1b7 [ 531.866859][ T4025] ? bfq_pos_tree_add_move+0x43e/0x43e [ 531.873785][ T4026] FAULT_INJECTION: forcing a failure. [ 531.873785][ T4026] name failslab, interval 1, probability 0, space 0, times 0 [ 531.883025][ T4025] dump_stack+0x15/0x17 [ 531.883047][ T4025] should_fail+0x3c0/0x510 [ 531.883065][ T4025] __should_failslab+0x9f/0xe0 [ 531.883081][ T4025] should_failslab+0x9/0x20 [ 531.887171][ T4024] FAULT_INJECTION: forcing a failure. [ 531.887171][ T4024] name failslab, interval 1, probability 0, space 0, times 0 [ 531.889429][ T4025] kmem_cache_alloc+0x4f/0x2f0 [ 531.889451][ T4025] ? from_kuid_munged+0x7b0/0x7b0 [ 531.900683][ T4027] FAULT_INJECTION: forcing a failure. [ 531.900683][ T4027] name failslab, interval 1, probability 0, space 0, times 0 [ 531.912611][ T4025] ? security_inode_alloc+0x29/0x140 [ 531.912636][ T4025] security_inode_alloc+0x29/0x140 [ 531.912656][ T4025] inode_init_always+0x749/0x9b0 [ 531.980618][ T4025] ? _erofs_info+0x190/0x190 [ 531.985197][ T4025] new_inode_pseudo+0x93/0x220 [ 531.989957][ T4025] new_inode+0x28/0x1c0 [ 531.994270][ T4025] ? _raw_spin_unlock+0x4d/0x70 [ 531.999112][ T4025] ? erofs_shrinker_register+0xfb/0x110 [ 532.004650][ T4025] erofs_fc_fill_super+0x867/0x1180 [ 532.009841][ T4025] get_tree_bdev+0x417/0x640 [ 532.014429][ T4025] ? erofs_release_device_info+0x90/0x90 [ 532.020058][ T4025] erofs_fc_get_tree+0x1c/0x20 [ 532.024808][ T4025] vfs_get_tree+0x88/0x290 [ 532.029208][ T4025] do_new_mount+0x289/0xad0 [ 532.033708][ T4025] ? do_move_mount_old+0x160/0x160 [ 532.039046][ T4025] ? security_capable+0xb2/0xd0 [ 532.043882][ T4025] ? ns_capable+0x8a/0xf0 [ 532.048198][ T4025] path_mount+0x60b/0x1050 [ 532.052616][ T4025] __se_sys_mount+0x2d2/0x3c0 [ 532.057282][ T4025] ? __x64_sys_mount+0xd0/0xd0 [ 532.062033][ T4025] __x64_sys_mount+0xbf/0xd0 [ 532.066609][ T4025] do_syscall_64+0x44/0xd0 [ 532.071018][ T4025] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 532.076902][ T4025] RIP: 0033:0x7f211b962c9a [ 532.081326][ T4025] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 532.100917][ T4025] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 532.109321][ T4025] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 532.117278][ T4025] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 532.125236][ T4025] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 532.133455][ T4025] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 532.141415][ T4025] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 532.149471][ T4025] [ 532.152474][ T4026] CPU: 0 PID: 4026 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 532.163402][ T4026] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 532.173448][ T4026] Call Trace: [ 532.176711][ T4026] [ 532.179623][ T4026] dump_stack_lvl+0x151/0x1b7 [ 532.184386][ T4026] ? bfq_pos_tree_add_move+0x43e/0x43e [ 532.189825][ T4026] ? _raw_spin_lock+0xa3/0x1b0 [ 532.194771][ T4026] dump_stack+0x15/0x17 [ 532.198905][ T4026] should_fail+0x3c0/0x510 [ 532.203309][ T4026] __should_failslab+0x9f/0xe0 [ 532.208056][ T4026] should_failslab+0x9/0x20 [ 532.212540][ T4026] kmem_cache_alloc+0x4f/0x2f0 [ 532.217287][ T4026] ? erofs_alloc_inode+0x1b/0x50 [ 532.222208][ T4026] ? __kasan_check_write+0x14/0x20 [ 532.227300][ T4026] ? _erofs_info+0x190/0x190 [ 532.231870][ T4026] erofs_alloc_inode+0x1b/0x50 [ 532.236613][ T4026] ? _erofs_info+0x190/0x190 [ 532.241182][ T4026] new_inode_pseudo+0x64/0x220 [ 532.245926][ T4026] new_inode+0x28/0x1c0 [ 532.250084][ T4026] ? _raw_spin_unlock+0x4d/0x70 [ 532.254917][ T4026] ? erofs_shrinker_register+0xfb/0x110 [ 532.260457][ T4026] erofs_fc_fill_super+0x867/0x1180 [ 532.265657][ T4026] get_tree_bdev+0x417/0x640 [ 532.270232][ T4026] ? erofs_release_device_info+0x90/0x90 [ 532.275846][ T4026] erofs_fc_get_tree+0x1c/0x20 [ 532.280590][ T4026] vfs_get_tree+0x88/0x290 [ 532.284994][ T4026] do_new_mount+0x289/0xad0 [ 532.289481][ T4026] ? do_move_mount_old+0x160/0x160 [ 532.294574][ T4026] ? security_capable+0xb2/0xd0 [ 532.299404][ T4026] ? ns_capable+0x8a/0xf0 [ 532.303717][ T4026] path_mount+0x60b/0x1050 [ 532.308116][ T4026] __se_sys_mount+0x2d2/0x3c0 [ 532.312778][ T4026] ? __x64_sys_mount+0xd0/0xd0 [ 532.317545][ T4026] __x64_sys_mount+0xbf/0xd0 [ 532.322115][ T4026] do_syscall_64+0x44/0xd0 [ 532.326518][ T4026] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 532.332392][ T4026] RIP: 0033:0x7f211b962c9a [ 532.336789][ T4026] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 532.356377][ T4026] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 532.364795][ T4026] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 532.372748][ T4026] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 532.380698][ T4026] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 532.388651][ T4026] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 532.396600][ T4026] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 532.404558][ T4026] [ 532.409736][ T4024] CPU: 1 PID: 4024 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 532.420517][ T4024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 532.430565][ T4024] Call Trace: [ 532.433833][ T4024] [ 532.436753][ T4024] dump_stack_lvl+0x151/0x1b7 [ 532.441436][ T4024] ? bfq_pos_tree_add_move+0x43e/0x43e [ 532.446880][ T4024] ? _raw_spin_lock+0xa3/0x1b0 [ 532.451720][ T4024] dump_stack+0x15/0x17 [ 532.455863][ T4024] should_fail+0x3c0/0x510 [ 532.460278][ T4024] __should_failslab+0x9f/0xe0 [ 532.465027][ T4024] should_failslab+0x9/0x20 [ 532.469526][ T4024] kmem_cache_alloc+0x4f/0x2f0 [ 532.474276][ T4024] ? erofs_alloc_inode+0x1b/0x50 [ 532.479198][ T4024] ? __kasan_check_write+0x14/0x20 [ 532.484293][ T4024] ? _erofs_info+0x190/0x190 [ 532.488875][ T4024] erofs_alloc_inode+0x1b/0x50 [ 532.493628][ T4024] ? _erofs_info+0x190/0x190 [ 532.498291][ T4024] new_inode_pseudo+0x64/0x220 [ 532.503043][ T4024] new_inode+0x28/0x1c0 [ 532.507187][ T4024] ? _raw_spin_unlock+0x4d/0x70 [ 532.512043][ T4024] ? erofs_shrinker_register+0xfb/0x110 [ 532.517764][ T4024] erofs_fc_fill_super+0x867/0x1180 [ 532.522977][ T4024] get_tree_bdev+0x417/0x640 [ 532.527569][ T4024] ? erofs_release_device_info+0x90/0x90 [ 532.533194][ T4024] erofs_fc_get_tree+0x1c/0x20 [ 532.537945][ T4024] vfs_get_tree+0x88/0x290 [ 532.542347][ T4024] do_new_mount+0x289/0xad0 [ 532.546838][ T4024] ? do_move_mount_old+0x160/0x160 [ 532.551937][ T4024] ? security_capable+0xb2/0xd0 [ 532.556775][ T4024] ? ns_capable+0x8a/0xf0 [ 532.561187][ T4024] path_mount+0x60b/0x1050 [ 532.565594][ T4024] __se_sys_mount+0x2d2/0x3c0 [ 532.570263][ T4024] ? __x64_sys_mount+0xd0/0xd0 [ 532.575018][ T4024] __x64_sys_mount+0xbf/0xd0 [ 532.579601][ T4024] do_syscall_64+0x44/0xd0 [ 532.584009][ T4024] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 532.589892][ T4024] RIP: 0033:0x7f211b962c9a [ 532.594294][ T4024] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 532.613889][ T4024] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 532.622291][ T4024] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 532.630337][ T4024] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 532.638301][ T4024] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 532.646258][ T4024] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 532.654214][ T4024] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 532.662182][ T4024] [ 532.665201][ T4027] CPU: 0 PID: 4027 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 532.675963][ T4027] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 532.686001][ T4027] Call Trace: [ 532.689260][ T4027] [ 532.692169][ T4027] dump_stack_lvl+0x151/0x1b7 [ 532.696831][ T4027] ? bfq_pos_tree_add_move+0x43e/0x43e [ 532.702267][ T4027] ? get_tree_bdev+0x417/0x640 [ 532.707008][ T4027] ? vfs_get_tree+0x88/0x290 [ 532.711575][ T4027] ? do_new_mount+0x289/0xad0 [ 532.716237][ T4027] ? path_mount+0x60b/0x1050 [ 532.720806][ T4027] ? __x64_sys_mount+0xbf/0xd0 [ 532.725560][ T4027] ? do_syscall_64+0x44/0xd0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 532.730132][ T4027] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 532.736176][ T4027] dump_stack+0x15/0x17 [ 532.740309][ T4027] should_fail+0x3c0/0x510 [ 532.744705][ T4027] ? kvasprintf_const+0x139/0x180 [ 532.749822][ T4027] __should_failslab+0x9f/0xe0 [ 532.754568][ T4027] should_failslab+0x9/0x20 [ 532.759066][ T4027] __kmalloc_track_caller+0x6c/0x350 [ 532.764334][ T4027] kstrdup_const+0x55/0x90 [ 532.768903][ T4027] kvasprintf_const+0x139/0x180 [ 532.773733][ T4027] kobject_set_name_vargs+0x61/0x120 [ 532.779000][ T4027] kobject_init_and_add+0xdb/0x190 [ 532.784086][ T4027] ? __kasan_check_write+0x14/0x20 [ 532.789171][ T4027] ? kobject_add+0x210/0x210 [ 532.793841][ T4027] ? inode_init_always+0x760/0x9b0 [ 532.798927][ T4027] ? _raw_spin_unlock+0x4d/0x70 [ 532.803753][ T4027] ? _raw_spin_unlock+0x4d/0x70 [ 532.808579][ T4027] erofs_register_sysfs+0xd1/0x130 [ 532.813668][ T4027] erofs_fc_fill_super+0x95c/0x1180 [ 532.818839][ T4027] get_tree_bdev+0x417/0x640 [ 532.823403][ T4027] ? erofs_release_device_info+0x90/0x90 [ 532.829006][ T4027] erofs_fc_get_tree+0x1c/0x20 [ 532.833742][ T4027] vfs_get_tree+0x88/0x290 [ 532.838131][ T4027] do_new_mount+0x289/0xad0 [ 532.842612][ T4027] ? do_move_mount_old+0x160/0x160 [ 532.847699][ T4027] ? security_capable+0xb2/0xd0 [ 532.852524][ T4027] ? ns_capable+0x8a/0xf0 [ 532.856827][ T4027] path_mount+0x60b/0x1050 [ 532.861217][ T4027] __se_sys_mount+0x2d2/0x3c0 [ 532.865868][ T4027] ? __x64_sys_mount+0xd0/0xd0 [ 532.870609][ T4027] __x64_sys_mount+0xbf/0xd0 [ 532.875174][ T4027] do_syscall_64+0x44/0xd0 [ 532.879566][ T4027] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 532.885543][ T4027] RIP: 0033:0x7f211b962c9a [ 532.889934][ T4027] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 532.909604][ T4027] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 532.917989][ T4027] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 532.925934][ T4027] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 532.933880][ T4027] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 532.941825][ T4027] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 532.949772][ T4027] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 532.957723][ T4027] [ 532.961182][ T4027] kobject: can not set name properly! [ 532.981201][ T4031] loop2: detected capacity change from 0 to 16 [ 532.987112][ T4032] loop0: detected capacity change from 0 to 16 [ 532.989851][ T4033] loop3: detected capacity change from 0 to 16 [ 532.993779][ T4031] FAULT_INJECTION: forcing a failure. [ 532.993779][ T4031] name failslab, interval 1, probability 0, space 0, times 0 [ 533.003997][ T4033] FAULT_INJECTION: forcing a failure. [ 533.003997][ T4033] name failslab, interval 1, probability 0, space 0, times 0 [ 533.013018][ T4032] FAULT_INJECTION: forcing a failure. [ 533.013018][ T4032] name failslab, interval 1, probability 0, space 0, times 0 [ 533.038055][ T4031] CPU: 0 PID: 4031 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 533.046013][ T4037] loop1: detected capacity change from 0 to 16 [ 533.048834][ T4031] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 533.048847][ T4031] Call Trace: [ 533.048852][ T4031] [ 533.048858][ T4031] dump_stack_lvl+0x151/0x1b7 [ 533.076042][ T4031] ? bfq_pos_tree_add_move+0x43e/0x43e [ 533.081503][ T4031] dump_stack+0x15/0x17 [ 533.085658][ T4031] should_fail+0x3c0/0x510 [ 533.090088][ T4031] __should_failslab+0x9f/0xe0 [ 533.094861][ T4031] should_failslab+0x9/0x20 [ 533.099370][ T4031] kmem_cache_alloc+0x4f/0x2f0 [ 533.104146][ T4031] ? from_kuid_munged+0x7b0/0x7b0 [ 533.109180][ T4031] ? security_inode_alloc+0x29/0x140 [ 533.114481][ T4031] security_inode_alloc+0x29/0x140 [ 533.119601][ T4031] inode_init_always+0x749/0x9b0 [ 533.124539][ T4031] ? _erofs_info+0x190/0x190 [ 533.129150][ T4031] new_inode_pseudo+0x93/0x220 [ 533.133926][ T4031] new_inode+0x28/0x1c0 [ 533.138095][ T4031] ? _raw_spin_unlock+0x4d/0x70 [ 533.142954][ T4031] ? erofs_shrinker_register+0xfb/0x110 [ 533.148508][ T4031] erofs_fc_fill_super+0x867/0x1180 [ 533.153716][ T4031] get_tree_bdev+0x417/0x640 [ 533.158391][ T4031] ? erofs_release_device_info+0x90/0x90 [ 533.164029][ T4031] erofs_fc_get_tree+0x1c/0x20 [ 533.168802][ T4031] vfs_get_tree+0x88/0x290 [ 533.173228][ T4031] do_new_mount+0x289/0xad0 [ 533.177743][ T4031] ? do_move_mount_old+0x160/0x160 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 533.182865][ T4031] ? security_capable+0xb2/0xd0 [ 533.187728][ T4031] ? ns_capable+0x8a/0xf0 [ 533.192066][ T4031] path_mount+0x60b/0x1050 [ 533.196490][ T4031] __se_sys_mount+0x2d2/0x3c0 [ 533.201174][ T4031] ? __x64_sys_mount+0xd0/0xd0 [ 533.205954][ T4031] __x64_sys_mount+0xbf/0xd0 [ 533.210549][ T4031] do_syscall_64+0x44/0xd0 [ 533.215155][ T4031] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 533.221150][ T4031] RIP: 0033:0x7f211b962c9a write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 533.225591][ T4031] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 533.245199][ T4031] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 533.253621][ T4031] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 533.261702][ T4031] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 533.269671][ T4031] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 533.277656][ T4031] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 533.285862][ T4031] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 533.293837][ T4031] [ 533.296865][ T4033] CPU: 1 PID: 4033 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 533.307632][ T4033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 533.317764][ T4033] Call Trace: [ 533.321025][ T4033] [ 533.323947][ T4033] dump_stack_lvl+0x151/0x1b7 [ 533.328623][ T4033] ? bfq_pos_tree_add_move+0x43e/0x43e [ 533.334082][ T4033] dump_stack+0x15/0x17 [ 533.338237][ T4033] should_fail+0x3c0/0x510 [ 533.342658][ T4033] __should_failslab+0x9f/0xe0 [ 533.347498][ T4033] should_failslab+0x9/0x20 [ 533.351986][ T4033] kmem_cache_alloc+0x4f/0x2f0 [ 533.356740][ T4033] ? from_kuid_munged+0x7b0/0x7b0 [ 533.357212][ T4037] erofs: (device loop1): mounted with root inode @ nid 36. [ 533.361767][ T4033] ? security_inode_alloc+0x29/0x140 [ 533.374196][ T4033] security_inode_alloc+0x29/0x140 [ 533.379315][ T4033] inode_init_always+0x749/0x9b0 [ 533.384270][ T4033] ? _erofs_info+0x190/0x190 [ 533.388965][ T4033] new_inode_pseudo+0x93/0x220 [ 533.393837][ T4033] new_inode+0x28/0x1c0 [ 533.398004][ T4033] ? _raw_spin_unlock+0x4d/0x70 [ 533.402864][ T4033] ? erofs_shrinker_register+0xfb/0x110 [ 533.408427][ T4033] erofs_fc_fill_super+0x867/0x1180 [ 533.413638][ T4033] get_tree_bdev+0x417/0x640 [ 533.418234][ T4033] ? erofs_release_device_info+0x90/0x90 [ 533.423880][ T4033] erofs_fc_get_tree+0x1c/0x20 [ 533.428662][ T4033] vfs_get_tree+0x88/0x290 [ 533.433084][ T4033] do_new_mount+0x289/0xad0 [ 533.437687][ T4033] ? do_move_mount_old+0x160/0x160 [ 533.442807][ T4033] ? security_capable+0xb2/0xd0 [ 533.447671][ T4033] ? ns_capable+0x8a/0xf0 [ 533.452007][ T4033] path_mount+0x60b/0x1050 [ 533.456434][ T4033] __se_sys_mount+0x2d2/0x3c0 [ 533.456524][ T4037] FAULT_INJECTION: forcing a failure. [ 533.456524][ T4037] name failslab, interval 1, probability 0, space 0, times 0 [ 533.461114][ T4033] ? __x64_sys_mount+0xd0/0xd0 [ 533.461137][ T4033] __x64_sys_mount+0xbf/0xd0 [ 533.483001][ T4033] do_syscall_64+0x44/0xd0 [ 533.487488][ T4033] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 533.493387][ T4033] RIP: 0033:0x7f211b962c9a [ 533.497802][ T4033] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 533.517828][ T4033] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 533.526229][ T4033] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 533.534268][ T4033] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 533.542233][ T4033] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 533.550284][ T4033] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 533.558236][ T4033] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 533.566194][ T4033] [ 533.571786][ T4038] loop5: detected capacity change from 0 to 16 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 533.580073][ T4039] loop4: detected capacity change from 0 to 16 [ 533.591749][ T4037] CPU: 0 PID: 4037 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 533.602619][ T4037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 533.612676][ T4037] Call Trace: [ 533.615949][ T4037] [ 533.618985][ T4037] dump_stack_lvl+0x151/0x1b7 [ 533.623743][ T4037] ? bfq_pos_tree_add_move+0x43e/0x43e [ 533.629190][ T4037] ? avc_has_perm+0x16d/0x260 [ 533.633850][ T4037] dump_stack+0x15/0x17 [ 533.637998][ T4037] should_fail+0x3c0/0x510 [ 533.642686][ T4037] __should_failslab+0x9f/0xe0 [ 533.647831][ T4037] should_failslab+0x9/0x20 [ 533.652319][ T4037] kmem_cache_alloc+0x4f/0x2f0 [ 533.657372][ T4037] ? selinux_sb_remount+0xd20/0xd20 [ 533.662739][ T4037] ? alloc_vfsmnt+0x27/0x4a0 [ 533.667516][ T4037] alloc_vfsmnt+0x27/0x4a0 [ 533.671930][ T4037] vfs_create_mount+0x84/0x4c0 [ 533.676685][ T4037] ? __kasan_check_write+0x14/0x20 [ 533.681782][ T4037] do_new_mount+0x3b4/0xad0 [ 533.686361][ T4037] ? do_move_mount_old+0x160/0x160 [ 533.691458][ T4037] ? security_capable+0xb2/0xd0 [ 533.696298][ T4037] ? ns_capable+0x8a/0xf0 [ 533.700700][ T4037] path_mount+0x60b/0x1050 [ 533.705106][ T4037] __se_sys_mount+0x2d2/0x3c0 [ 533.709769][ T4037] ? __x64_sys_mount+0xd0/0xd0 [ 533.714519][ T4037] ? vfs_mkdir+0x580/0x580 [ 533.718924][ T4037] __x64_sys_mount+0xbf/0xd0 [ 533.723505][ T4037] do_syscall_64+0x44/0xd0 [ 533.727918][ T4037] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 533.733806][ T4037] RIP: 0033:0x7f211b962c9a [ 533.739337][ T4037] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 533.758933][ T4037] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 533.767335][ T4037] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 533.775293][ T4037] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 533.783255][ T4037] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 533.791214][ T4037] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 533.799176][ T4037] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 533.807152][ T4037] [ 533.810178][ T4032] CPU: 1 PID: 4032 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 533.820946][ T4032] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 533.830991][ T4032] Call Trace: [ 533.834287][ T4032] [ 533.837203][ T4032] dump_stack_lvl+0x151/0x1b7 [ 533.841872][ T4032] ? bfq_pos_tree_add_move+0x43e/0x43e [ 533.847313][ T4032] ? _raw_spin_lock+0xa3/0x1b0 [ 533.852063][ T4032] dump_stack+0x15/0x17 [ 533.856198][ T4032] should_fail+0x3c0/0x510 [ 533.860615][ T4032] __should_failslab+0x9f/0xe0 [ 533.865393][ T4032] should_failslab+0x9/0x20 [ 533.869881][ T4032] kmem_cache_alloc+0x4f/0x2f0 [ 533.874636][ T4032] ? erofs_alloc_inode+0x1b/0x50 [ 533.879554][ T4032] ? __kasan_check_write+0x14/0x20 [ 533.884647][ T4032] ? _erofs_info+0x190/0x190 [ 533.889223][ T4032] erofs_alloc_inode+0x1b/0x50 [ 533.893968][ T4032] ? _erofs_info+0x190/0x190 [ 533.898539][ T4032] new_inode_pseudo+0x64/0x220 [ 533.903288][ T4032] new_inode+0x28/0x1c0 [ 533.907422][ T4032] ? _raw_spin_unlock+0x4d/0x70 [ 533.912259][ T4032] ? erofs_shrinker_register+0xfb/0x110 [ 533.917787][ T4032] erofs_fc_fill_super+0x867/0x1180 [ 533.922967][ T4032] get_tree_bdev+0x417/0x640 [ 533.927539][ T4032] ? erofs_release_device_info+0x90/0x90 [ 533.933153][ T4032] erofs_fc_get_tree+0x1c/0x20 [ 533.937896][ T4032] vfs_get_tree+0x88/0x290 [ 533.942294][ T4032] do_new_mount+0x289/0xad0 [ 533.946794][ T4032] ? do_move_mount_old+0x160/0x160 [ 533.951972][ T4032] ? security_capable+0xb2/0xd0 [ 533.956805][ T4032] ? ns_capable+0x8a/0xf0 [ 533.961126][ T4032] path_mount+0x60b/0x1050 [ 533.965699][ T4032] __se_sys_mount+0x2d2/0x3c0 [ 533.970418][ T4032] ? __x64_sys_mount+0xd0/0xd0 [ 533.975168][ T4032] __x64_sys_mount+0xbf/0xd0 [ 533.979742][ T4032] do_syscall_64+0x44/0xd0 [ 533.984142][ T4032] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 533.990021][ T4032] RIP: 0033:0x7f211b962c9a [ 533.994420][ T4032] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 534.014013][ T4032] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 534.022422][ T4032] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 534.030389][ T4032] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 534.038360][ T4032] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 534.046324][ T4032] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 534.054283][ T4032] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 534.062242][ T4032] [ 534.071115][ T4038] erofs: (device loop5): mounted with root inode @ nid 36. [ 534.075014][ T4039] erofs: (device loop4): mounted with root inode @ nid 36. [ 534.079313][ T4038] FAULT_INJECTION: forcing a failure. [ 534.079313][ T4038] name failslab, interval 1, probability 0, space 0, times 0 [ 534.085860][ T4039] FAULT_INJECTION: forcing a failure. [ 534.085860][ T4039] name failslab, interval 1, probability 0, space 0, times 0 [ 534.098897][ T4038] CPU: 1 PID: 4038 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 534.121875][ T4038] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 534.131920][ T4038] Call Trace: [ 534.135181][ T4038] [ 534.138100][ T4038] dump_stack_lvl+0x151/0x1b7 [ 534.142772][ T4038] ? bfq_pos_tree_add_move+0x43e/0x43e [ 534.148221][ T4038] ? avc_has_perm+0x16d/0x260 [ 534.152882][ T4038] dump_stack+0x15/0x17 [ 534.157023][ T4038] should_fail+0x3c0/0x510 [ 534.161428][ T4038] __should_failslab+0x9f/0xe0 [ 534.166177][ T4038] should_failslab+0x9/0x20 [ 534.170666][ T4038] kmem_cache_alloc+0x4f/0x2f0 [ 534.175420][ T4038] ? selinux_sb_remount+0xd20/0xd20 [ 534.180603][ T4038] ? alloc_vfsmnt+0x27/0x4a0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 534.185179][ T4038] alloc_vfsmnt+0x27/0x4a0 [ 534.189584][ T4038] vfs_create_mount+0x84/0x4c0 [ 534.194342][ T4038] ? __kasan_check_write+0x14/0x20 [ 534.199439][ T4038] do_new_mount+0x3b4/0xad0 [ 534.203928][ T4038] ? do_move_mount_old+0x160/0x160 [ 534.209025][ T4038] ? security_capable+0xb2/0xd0 [ 534.213862][ T4038] ? ns_capable+0x8a/0xf0 [ 534.218179][ T4038] path_mount+0x60b/0x1050 [ 534.222584][ T4038] __se_sys_mount+0x2d2/0x3c0 [ 534.227283][ T4038] ? __x64_sys_mount+0xd0/0xd0 [ 534.232038][ T4038] ? vfs_mkdir+0x580/0x580 [ 534.236439][ T4038] __x64_sys_mount+0xbf/0xd0 [ 534.241021][ T4038] do_syscall_64+0x44/0xd0 [ 534.245435][ T4038] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 534.251323][ T4038] RIP: 0033:0x7f211b962c9a [ 534.255725][ T4038] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 534.275314][ T4038] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 534.283713][ T4038] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 534.291675][ T4038] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 534.299631][ T4038] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 534.307593][ T4038] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 534.315548][ T4038] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 534.323509][ T4038] [ 534.326516][ T4039] CPU: 0 PID: 4039 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 534.337274][ T4039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 534.347393][ T4039] Call Trace: [ 534.350652][ T4039] [ 534.353558][ T4039] dump_stack_lvl+0x151/0x1b7 [ 534.358217][ T4039] ? bfq_pos_tree_add_move+0x43e/0x43e [ 534.363649][ T4039] ? avc_has_perm+0x16d/0x260 [ 534.368303][ T4039] dump_stack+0x15/0x17 [ 534.372434][ T4039] should_fail+0x3c0/0x510 [ 534.376839][ T4039] __should_failslab+0x9f/0xe0 [ 534.381578][ T4039] should_failslab+0x9/0x20 [ 534.386230][ T4039] kmem_cache_alloc+0x4f/0x2f0 [ 534.390989][ T4039] ? selinux_sb_remount+0xd20/0xd20 [ 534.396190][ T4039] ? alloc_vfsmnt+0x27/0x4a0 [ 534.400770][ T4039] alloc_vfsmnt+0x27/0x4a0 [ 534.405169][ T4039] vfs_create_mount+0x84/0x4c0 [ 534.409912][ T4039] ? __kasan_check_write+0x14/0x20 [ 534.415000][ T4039] do_new_mount+0x3b4/0xad0 [ 534.419479][ T4039] ? do_move_mount_old+0x160/0x160 [ 534.424579][ T4039] ? security_capable+0xb2/0xd0 [ 534.429416][ T4039] ? ns_capable+0x8a/0xf0 [ 534.433720][ T4039] path_mount+0x60b/0x1050 [ 534.438116][ T4039] __se_sys_mount+0x2d2/0x3c0 [ 534.442774][ T4039] ? __x64_sys_mount+0xd0/0xd0 [ 534.447516][ T4039] ? vfs_mkdir+0x580/0x580 [ 534.451906][ T4039] __x64_sys_mount+0xbf/0xd0 [ 534.456470][ T4039] do_syscall_64+0x44/0xd0 [ 534.460866][ T4039] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 534.466735][ T4039] RIP: 0033:0x7f211b962c9a [ 534.471131][ T4039] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 534.490711][ T4039] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 534.499101][ T4039] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 534.507058][ T4039] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 534.515023][ T4039] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 534.522975][ T4039] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 534.530926][ T4039] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 534.538877][ T4039] [ 534.551306][ T4046] loop2: detected capacity change from 0 to 16 [ 534.551706][ T4047] loop3: detected capacity change from 0 to 16 [ 534.559271][ T4046] FAULT_INJECTION: forcing a failure. [ 534.559271][ T4046] name failslab, interval 1, probability 0, space 0, times 0 [ 534.564470][ T4047] FAULT_INJECTION: forcing a failure. [ 534.564470][ T4047] name failslab, interval 1, probability 0, space 0, times 0 [ 534.576682][ T4046] CPU: 1 PID: 4046 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 534.599637][ T4046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 534.609686][ T4046] Call Trace: [ 534.612949][ T4046] [ 534.615867][ T4046] dump_stack_lvl+0x151/0x1b7 [ 534.620531][ T4046] ? bfq_pos_tree_add_move+0x43e/0x43e [ 534.625969][ T4046] ? get_tree_bdev+0x417/0x640 [ 534.630715][ T4046] ? vfs_get_tree+0x88/0x290 [ 534.635373][ T4046] ? do_new_mount+0x289/0xad0 [ 534.640035][ T4046] ? path_mount+0x60b/0x1050 [ 534.644835][ T4046] ? __x64_sys_mount+0xbf/0xd0 [ 534.649599][ T4046] ? do_syscall_64+0x44/0xd0 [ 534.654179][ T4046] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 534.660256][ T4046] dump_stack+0x15/0x17 [ 534.664413][ T4046] should_fail+0x3c0/0x510 [ 534.668823][ T4046] ? kvasprintf_const+0x139/0x180 [ 534.673838][ T4046] __should_failslab+0x9f/0xe0 [ 534.678692][ T4046] should_failslab+0x9/0x20 [ 534.683189][ T4046] __kmalloc_track_caller+0x6c/0x350 [ 534.688466][ T4046] kstrdup_const+0x55/0x90 [ 534.692879][ T4046] kvasprintf_const+0x139/0x180 [ 534.697728][ T4046] kobject_set_name_vargs+0x61/0x120 [ 534.703011][ T4046] kobject_init_and_add+0xdb/0x190 [ 534.708103][ T4046] ? __kasan_check_write+0x14/0x20 [ 534.713198][ T4046] ? kobject_add+0x210/0x210 [ 534.717772][ T4046] ? inode_init_always+0x760/0x9b0 [ 534.722863][ T4046] ? _raw_spin_unlock+0x4d/0x70 [ 534.727696][ T4046] ? _raw_spin_unlock+0x4d/0x70 [ 534.732528][ T4046] erofs_register_sysfs+0xd1/0x130 [ 534.737636][ T4046] erofs_fc_fill_super+0x95c/0x1180 [ 534.742850][ T4046] get_tree_bdev+0x417/0x640 [ 534.747438][ T4046] ? erofs_release_device_info+0x90/0x90 [ 534.753057][ T4046] erofs_fc_get_tree+0x1c/0x20 [ 534.757802][ T4046] vfs_get_tree+0x88/0x290 [ 534.762285][ T4046] do_new_mount+0x289/0xad0 [ 534.766780][ T4046] ? do_move_mount_old+0x160/0x160 [ 534.771884][ T4046] ? security_capable+0xb2/0xd0 [ 534.776733][ T4046] ? ns_capable+0x8a/0xf0 [ 534.781057][ T4046] path_mount+0x60b/0x1050 [ 534.785479][ T4046] __se_sys_mount+0x2d2/0x3c0 [ 534.790149][ T4046] ? __x64_sys_mount+0xd0/0xd0 [ 534.794987][ T4046] __x64_sys_mount+0xbf/0xd0 [ 534.799562][ T4046] do_syscall_64+0x44/0xd0 [ 534.803961][ T4046] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 534.809846][ T4046] RIP: 0033:0x7f211b962c9a [ 534.814243][ T4046] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 534.833828][ T4046] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 534.842231][ T4046] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 534.850185][ T4046] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 534.858137][ T4046] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 534.866109][ T4046] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 534.874062][ T4046] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 534.882016][ T4046] [ 534.890144][ T4047] CPU: 0 PID: 4047 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 534.900930][ T4047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 534.910977][ T4047] Call Trace: [ 534.914244][ T4047] [ 534.917160][ T4047] dump_stack_lvl+0x151/0x1b7 [ 534.921825][ T4047] ? bfq_pos_tree_add_move+0x43e/0x43e [ 534.927266][ T4047] ? get_tree_bdev+0x417/0x640 [ 534.932185][ T4047] ? vfs_get_tree+0x88/0x290 [ 534.936756][ T4047] ? do_new_mount+0x289/0xad0 [ 534.941415][ T4047] ? path_mount+0x60b/0x1050 [ 534.945991][ T4047] ? __x64_sys_mount+0xbf/0xd0 [ 534.950739][ T4047] ? do_syscall_64+0x44/0xd0 [ 534.955309][ T4047] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 534.961360][ T4047] dump_stack+0x15/0x17 [ 534.965499][ T4047] should_fail+0x3c0/0x510 [ 534.969905][ T4047] ? kvasprintf_const+0x139/0x180 [ 534.974918][ T4047] __should_failslab+0x9f/0xe0 [ 534.979665][ T4047] should_failslab+0x9/0x20 [ 534.984150][ T4047] __kmalloc_track_caller+0x6c/0x350 [ 534.989425][ T4047] kstrdup_const+0x55/0x90 [ 534.993825][ T4047] kvasprintf_const+0x139/0x180 [ 534.998831][ T4047] kobject_set_name_vargs+0x61/0x120 [ 535.004105][ T4047] kobject_init_and_add+0xdb/0x190 [ 535.009202][ T4047] ? __kasan_check_write+0x14/0x20 [ 535.014293][ T4047] ? kobject_add+0x210/0x210 [ 535.018865][ T4047] ? inode_init_always+0x760/0x9b0 [ 535.023961][ T4047] ? _raw_spin_unlock+0x4d/0x70 [ 535.028801][ T4047] ? _raw_spin_unlock+0x4d/0x70 [ 535.033636][ T4047] erofs_register_sysfs+0xd1/0x130 [ 535.038729][ T4047] erofs_fc_fill_super+0x95c/0x1180 [ 535.043910][ T4047] get_tree_bdev+0x417/0x640 [ 535.048492][ T4047] ? erofs_release_device_info+0x90/0x90 [ 535.054108][ T4047] erofs_fc_get_tree+0x1c/0x20 [ 535.058859][ T4047] vfs_get_tree+0x88/0x290 [ 535.063258][ T4047] do_new_mount+0x289/0xad0 [ 535.067743][ T4047] ? do_move_mount_old+0x160/0x160 [ 535.072840][ T4047] ? security_capable+0xb2/0xd0 [ 535.077671][ T4047] ? ns_capable+0x8a/0xf0 [ 535.081983][ T4047] path_mount+0x60b/0x1050 [ 535.086381][ T4047] __se_sys_mount+0x2d2/0x3c0 [ 535.091040][ T4047] ? __x64_sys_mount+0xd0/0xd0 [ 535.095789][ T4047] __x64_sys_mount+0xbf/0xd0 [ 535.100362][ T4047] do_syscall_64+0x44/0xd0 [ 535.104762][ T4047] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 535.110637][ T4047] RIP: 0033:0x7f211b962c9a [ 535.115036][ T4047] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 535.134633][ T4047] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 535.143043][ T4047] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 535.151015][ T4047] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 535.158981][ T4047] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 535.166937][ T4047] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 535.174893][ T4047] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 535.182849][ T4047] [ 535.185933][ T4046] kobject: can not set name properly! [ 535.191541][ T4050] loop1: detected capacity change from 0 to 16 [ 535.199101][ T4050] FAULT_INJECTION: forcing a failure. [ 535.199101][ T4050] name failslab, interval 1, probability 0, space 0, times 0 [ 535.212133][ T4050] CPU: 0 PID: 4050 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 535.222914][ T4050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 535.232973][ T4050] Call Trace: [ 535.236256][ T4050] [ 535.239189][ T4050] dump_stack_lvl+0x151/0x1b7 [ 535.243885][ T4050] ? bfq_pos_tree_add_move+0x43e/0x43e [ 535.249366][ T4050] dump_stack+0x15/0x17 [ 535.253518][ T4050] should_fail+0x3c0/0x510 [ 535.257930][ T4050] __should_failslab+0x9f/0xe0 [ 535.262699][ T4050] should_failslab+0x9/0x20 [ 535.267229][ T4050] kmem_cache_alloc+0x4f/0x2f0 [ 535.271995][ T4050] ? from_kuid_munged+0x7b0/0x7b0 [ 535.277004][ T4050] ? security_inode_alloc+0x29/0x140 [ 535.282274][ T4050] security_inode_alloc+0x29/0x140 [ 535.287369][ T4050] inode_init_always+0x749/0x9b0 [ 535.292287][ T4050] ? _erofs_info+0x190/0x190 [ 535.296857][ T4050] new_inode_pseudo+0x93/0x220 [ 535.301604][ T4050] new_inode+0x28/0x1c0 [ 535.305740][ T4050] ? _raw_spin_unlock+0x4d/0x70 [ 535.310573][ T4050] ? erofs_shrinker_register+0xfb/0x110 [ 535.316098][ T4050] erofs_fc_fill_super+0x867/0x1180 [ 535.321282][ T4050] get_tree_bdev+0x417/0x640 [ 535.325853][ T4050] ? erofs_release_device_info+0x90/0x90 [ 535.331467][ T4050] erofs_fc_get_tree+0x1c/0x20 [ 535.336210][ T4050] vfs_get_tree+0x88/0x290 [ 535.340607][ T4050] do_new_mount+0x289/0xad0 [ 535.345092][ T4050] ? do_move_mount_old+0x160/0x160 [ 535.350189][ T4050] ? security_capable+0xb2/0xd0 [ 535.355021][ T4050] ? ns_capable+0x8a/0xf0 [ 535.359345][ T4050] path_mount+0x60b/0x1050 [ 535.363745][ T4050] __se_sys_mount+0x2d2/0x3c0 [ 535.368406][ T4050] ? __x64_sys_mount+0xd0/0xd0 [ 535.373153][ T4050] __x64_sys_mount+0xbf/0xd0 [ 535.377727][ T4050] do_syscall_64+0x44/0xd0 [ 535.382127][ T4050] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 535.388022][ T4050] RIP: 0033:0x7f211b962c9a [ 535.392422][ T4050] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 535.412529][ T4050] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 535.420926][ T4050] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 535.428881][ T4050] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 535.437185][ T4050] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 535.445138][ T4050] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 535.453092][ T4050] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 535.461058][ T4050] [ 535.476887][ T4053] loop5: detected capacity change from 0 to 16 [ 535.477663][ T4055] loop0: detected capacity change from 0 to 16 [ 535.492948][ T4055] erofs: (device loop0): mounted with root inode @ nid 36. [ 535.501976][ T4055] FAULT_INJECTION: forcing a failure. [ 535.501976][ T4055] name failslab, interval 1, probability 0, space 0, times 0 [ 535.515761][ T4053] FAULT_INJECTION: forcing a failure. [ 535.515761][ T4053] name failslab, interval 1, probability 0, space 0, times 0 [ 535.517331][ T4055] CPU: 1 PID: 4055 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 535.539202][ T4055] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 535.549264][ T4055] Call Trace: [ 535.552544][ T4055] [ 535.555472][ T4055] dump_stack_lvl+0x151/0x1b7 [ 535.560155][ T4055] ? bfq_pos_tree_add_move+0x43e/0x43e [ 535.565621][ T4055] ? avc_has_perm+0x16d/0x260 [ 535.570298][ T4055] dump_stack+0x15/0x17 [ 535.574455][ T4055] should_fail+0x3c0/0x510 [ 535.578878][ T4055] __should_failslab+0x9f/0xe0 [ 535.583649][ T4055] should_failslab+0x9/0x20 [ 535.588251][ T4055] kmem_cache_alloc+0x4f/0x2f0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 535.593023][ T4055] ? selinux_sb_remount+0xd20/0xd20 [ 535.598230][ T4055] ? alloc_vfsmnt+0x27/0x4a0 [ 535.602831][ T4055] alloc_vfsmnt+0x27/0x4a0 [ 535.607258][ T4055] vfs_create_mount+0x84/0x4c0 [ 535.612043][ T4055] ? __kasan_check_write+0x14/0x20 [ 535.617175][ T4055] do_new_mount+0x3b4/0xad0 [ 535.621711][ T4055] ? do_move_mount_old+0x160/0x160 [ 535.626908][ T4055] ? security_capable+0xb2/0xd0 [ 535.631748][ T4055] ? ns_capable+0x8a/0xf0 [ 535.636091][ T4055] path_mount+0x60b/0x1050 [ 535.640514][ T4055] __se_sys_mount+0x2d2/0x3c0 [ 535.645208][ T4055] ? __x64_sys_mount+0xd0/0xd0 [ 535.649969][ T4055] __x64_sys_mount+0xbf/0xd0 [ 535.654640][ T4055] do_syscall_64+0x44/0xd0 [ 535.659046][ T4055] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 535.664932][ T4055] RIP: 0033:0x7f211b962c9a [ 535.669338][ T4055] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 535.689053][ T4055] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 535.697466][ T4055] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 535.705433][ T4055] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 535.713486][ T4055] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 535.721458][ T4055] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 535.729506][ T4055] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 535.737475][ T4055] [ 535.740490][ T4053] CPU: 0 PID: 4053 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 535.743266][ T4047] kobject: can not set name properly! [ 535.751424][ T4053] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 535.751441][ T4053] Call Trace: [ 535.751448][ T4053] [ 535.751454][ T4053] dump_stack_lvl+0x151/0x1b7 [ 535.751476][ T4053] ? bfq_pos_tree_add_move+0x43e/0x43e [ 535.751491][ T4053] ? _raw_spin_lock+0xa3/0x1b0 [ 535.788058][ T4053] dump_stack+0x15/0x17 [ 535.792204][ T4053] should_fail+0x3c0/0x510 [ 535.796717][ T4053] __should_failslab+0x9f/0xe0 [ 535.801486][ T4053] should_failslab+0x9/0x20 [ 535.805997][ T4053] kmem_cache_alloc+0x4f/0x2f0 [ 535.810749][ T4053] ? erofs_alloc_inode+0x1b/0x50 [ 535.815666][ T4053] ? __kasan_check_write+0x14/0x20 [ 535.820756][ T4053] ? _erofs_info+0x190/0x190 [ 535.825324][ T4053] erofs_alloc_inode+0x1b/0x50 [ 535.830079][ T4053] ? _erofs_info+0x190/0x190 [ 535.834669][ T4053] new_inode_pseudo+0x64/0x220 [ 535.839425][ T4053] new_inode+0x28/0x1c0 [ 535.843650][ T4053] ? _raw_spin_unlock+0x4d/0x70 [ 535.848484][ T4053] ? erofs_shrinker_register+0xfb/0x110 [ 535.854012][ T4053] erofs_fc_fill_super+0x867/0x1180 [ 535.859191][ T4053] get_tree_bdev+0x417/0x640 [ 535.863760][ T4053] ? erofs_release_device_info+0x90/0x90 [ 535.869374][ T4053] erofs_fc_get_tree+0x1c/0x20 [ 535.874119][ T4053] vfs_get_tree+0x88/0x290 [ 535.878515][ T4053] do_new_mount+0x289/0xad0 [ 535.883003][ T4053] ? do_move_mount_old+0x160/0x160 [ 535.888097][ T4053] ? security_capable+0xb2/0xd0 [ 535.892947][ T4053] ? ns_capable+0x8a/0xf0 [ 535.897285][ T4053] path_mount+0x60b/0x1050 [ 535.901712][ T4053] __se_sys_mount+0x2d2/0x3c0 [ 535.906382][ T4053] ? __x64_sys_mount+0xd0/0xd0 [ 535.911129][ T4053] ? vfs_mkdir+0x580/0x580 [ 535.915529][ T4053] __x64_sys_mount+0xbf/0xd0 [ 535.920107][ T4053] do_syscall_64+0x44/0xd0 [ 535.924505][ T4053] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 535.930395][ T4053] RIP: 0033:0x7f211b962c9a [ 535.934883][ T4053] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 535.954485][ T4053] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 535.962902][ T4053] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 535.970861][ T4053] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 535.978824][ T4053] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 535.986779][ T4053] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 535.994732][ T4053] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 536.002703][ T4053] [ 536.011550][ T4057] loop2: detected capacity change from 0 to 16 [ 536.018815][ T4061] loop4: detected capacity change from 0 to 16 [ 536.019943][ T4057] FAULT_INJECTION: forcing a failure. [ 536.019943][ T4057] name failslab, interval 1, probability 0, space 0, times 0 [ 536.025656][ T4062] loop0: detected capacity change from 0 to 16 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 536.040593][ T4063] loop3: detected capacity change from 0 to 16 [ 536.050674][ T4061] FAULT_INJECTION: forcing a failure. [ 536.050674][ T4061] name failslab, interval 1, probability 0, space 0, times 0 [ 536.051123][ T4063] FAULT_INJECTION: forcing a failure. [ 536.051123][ T4063] name failslab, interval 1, probability 0, space 0, times 0 [ 536.066931][ T4061] CPU: 1 PID: 4061 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 536.082182][ T4065] loop5: detected capacity change from 0 to 16 [ 536.086724][ T4061] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 536.086736][ T4061] Call Trace: [ 536.086741][ T4061] [ 536.086746][ T4061] dump_stack_lvl+0x151/0x1b7 [ 536.086768][ T4061] ? bfq_pos_tree_add_move+0x43e/0x43e [ 536.086782][ T4061] ? get_tree_bdev+0x417/0x640 [ 536.105311][ T4065] FAULT_INJECTION: forcing a failure. [ 536.105311][ T4065] name failslab, interval 1, probability 0, space 0, times 0 [ 536.106217][ T4061] ? vfs_get_tree+0x88/0x290 [ 536.141511][ T4061] ? do_new_mount+0x289/0xad0 [ 536.146184][ T4061] ? path_mount+0x60b/0x1050 [ 536.150765][ T4061] ? __x64_sys_mount+0xbf/0xd0 [ 536.155517][ T4061] ? do_syscall_64+0x44/0xd0 [ 536.160095][ T4061] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 536.166156][ T4061] dump_stack+0x15/0x17 [ 536.170310][ T4061] should_fail+0x3c0/0x510 [ 536.174728][ T4061] ? kvasprintf_const+0x139/0x180 [ 536.179749][ T4061] __should_failslab+0x9f/0xe0 [ 536.184510][ T4061] should_failslab+0x9/0x20 [ 536.189011][ T4061] __kmalloc_track_caller+0x6c/0x350 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 536.194295][ T4061] kstrdup_const+0x55/0x90 [ 536.198710][ T4061] kvasprintf_const+0x139/0x180 [ 536.203557][ T4061] kobject_set_name_vargs+0x61/0x120 [ 536.208839][ T4061] kobject_init_and_add+0xdb/0x190 [ 536.213944][ T4061] ? __kasan_check_write+0x14/0x20 [ 536.219052][ T4061] ? kobject_add+0x210/0x210 [ 536.223639][ T4061] ? inode_init_always+0x760/0x9b0 [ 536.228757][ T4061] ? _raw_spin_unlock+0x4d/0x70 [ 536.233614][ T4061] ? _raw_spin_unlock+0x4d/0x70 [ 536.238477][ T4061] erofs_register_sysfs+0xd1/0x130 [ 536.243591][ T4061] erofs_fc_fill_super+0x95c/0x1180 [ 536.248790][ T4061] get_tree_bdev+0x417/0x640 [ 536.253393][ T4061] ? erofs_release_device_info+0x90/0x90 [ 536.259040][ T4061] erofs_fc_get_tree+0x1c/0x20 [ 536.263817][ T4061] vfs_get_tree+0x88/0x290 [ 536.268424][ T4061] do_new_mount+0x289/0xad0 [ 536.272941][ T4061] ? do_move_mount_old+0x160/0x160 [ 536.278171][ T4061] ? security_capable+0xb2/0xd0 [ 536.283028][ T4061] ? ns_capable+0x8a/0xf0 [ 536.287378][ T4061] path_mount+0x60b/0x1050 [ 536.291884][ T4061] __se_sys_mount+0x2d2/0x3c0 [ 536.296568][ T4061] ? __x64_sys_mount+0xd0/0xd0 [ 536.301426][ T4061] __x64_sys_mount+0xbf/0xd0 [ 536.306037][ T4061] do_syscall_64+0x44/0xd0 [ 536.310454][ T4061] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 536.316351][ T4061] RIP: 0033:0x7f211b962c9a [ 536.320771][ T4061] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 536.340384][ T4061] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 536.348805][ T4061] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 536.356795][ T4061] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 536.364774][ T4061] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 536.372755][ T4061] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 536.380727][ T4061] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 536.388705][ T4061] [ 536.391727][ T4063] CPU: 0 PID: 4063 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 536.391991][ T4062] FAULT_INJECTION: forcing a failure. [ 536.391991][ T4062] name failslab, interval 1, probability 0, space 0, times 0 [ 536.402669][ T4063] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 536.402681][ T4063] Call Trace: [ 536.402686][ T4063] [ 536.402691][ T4063] dump_stack_lvl+0x151/0x1b7 [ 536.436125][ T4063] ? bfq_pos_tree_add_move+0x43e/0x43e [ 536.441583][ T4063] ? get_tree_bdev+0x417/0x640 [ 536.446334][ T4063] ? vfs_get_tree+0x88/0x290 [ 536.450910][ T4063] ? do_new_mount+0x289/0xad0 [ 536.455596][ T4063] ? path_mount+0x60b/0x1050 [ 536.460174][ T4063] ? __x64_sys_mount+0xbf/0xd0 [ 536.464928][ T4063] ? do_syscall_64+0x44/0xd0 [ 536.469514][ T4063] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 536.475573][ T4063] dump_stack+0x15/0x17 [ 536.479721][ T4063] should_fail+0x3c0/0x510 [ 536.484126][ T4063] ? kvasprintf_const+0x139/0x180 [ 536.489164][ T4063] __should_failslab+0x9f/0xe0 [ 536.493914][ T4063] should_failslab+0x9/0x20 [ 536.498405][ T4063] __kmalloc_track_caller+0x6c/0x350 [ 536.503696][ T4063] kstrdup_const+0x55/0x90 [ 536.508129][ T4063] kvasprintf_const+0x139/0x180 [ 536.512980][ T4063] kobject_set_name_vargs+0x61/0x120 [ 536.518266][ T4063] kobject_init_and_add+0xdb/0x190 [ 536.523384][ T4063] ? __kasan_check_write+0x14/0x20 [ 536.528503][ T4063] ? kobject_add+0x210/0x210 [ 536.533097][ T4063] ? inode_init_always+0x760/0x9b0 [ 536.538203][ T4063] ? _raw_spin_unlock+0x4d/0x70 [ 536.543055][ T4063] ? _raw_spin_unlock+0x4d/0x70 [ 536.547897][ T4063] erofs_register_sysfs+0xd1/0x130 [ 536.552996][ T4063] erofs_fc_fill_super+0x95c/0x1180 [ 536.558182][ T4063] get_tree_bdev+0x417/0x640 [ 536.562759][ T4063] ? erofs_release_device_info+0x90/0x90 [ 536.568379][ T4063] erofs_fc_get_tree+0x1c/0x20 [ 536.573127][ T4063] vfs_get_tree+0x88/0x290 [ 536.577537][ T4063] do_new_mount+0x289/0xad0 [ 536.582028][ T4063] ? do_move_mount_old+0x160/0x160 [ 536.587125][ T4063] ? security_capable+0xb2/0xd0 [ 536.591963][ T4063] ? ns_capable+0x8a/0xf0 [ 536.596277][ T4063] path_mount+0x60b/0x1050 [ 536.600681][ T4063] __se_sys_mount+0x2d2/0x3c0 [ 536.605347][ T4063] ? __x64_sys_mount+0xd0/0xd0 [ 536.610098][ T4063] __x64_sys_mount+0xbf/0xd0 [ 536.614767][ T4063] do_syscall_64+0x44/0xd0 [ 536.619170][ T4063] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 536.625054][ T4063] RIP: 0033:0x7f211b962c9a [ 536.629461][ T4063] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 536.649068][ T4063] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 536.657482][ T4063] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 536.665442][ T4063] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 536.673659][ T4063] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 536.681615][ T4063] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 536.689570][ T4063] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 536.697531][ T4063] [ 536.700538][ T4065] CPU: 1 PID: 4065 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 536.711293][ T4065] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 536.721342][ T4065] Call Trace: [ 536.724636][ T4065] [ 536.727553][ T4065] dump_stack_lvl+0x151/0x1b7 [ 536.732222][ T4065] ? bfq_pos_tree_add_move+0x43e/0x43e [ 536.737665][ T4065] ? get_tree_bdev+0x417/0x640 [ 536.742426][ T4065] ? vfs_get_tree+0x88/0x290 [ 536.746998][ T4065] ? do_new_mount+0x289/0xad0 [ 536.751672][ T4065] ? path_mount+0x60b/0x1050 [ 536.756243][ T4065] ? __x64_sys_mount+0xbf/0xd0 [ 536.760989][ T4065] ? do_syscall_64+0x44/0xd0 [ 536.765571][ T4065] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 536.771626][ T4065] dump_stack+0x15/0x17 [ 536.775759][ T4065] should_fail+0x3c0/0x510 [ 536.780180][ T4065] ? kvasprintf_const+0x139/0x180 [ 536.785188][ T4065] __should_failslab+0x9f/0xe0 [ 536.789935][ T4065] should_failslab+0x9/0x20 [ 536.794420][ T4065] __kmalloc_track_caller+0x6c/0x350 [ 536.799689][ T4065] kstrdup_const+0x55/0x90 [ 536.804099][ T4065] kvasprintf_const+0x139/0x180 [ 536.808932][ T4065] kobject_set_name_vargs+0x61/0x120 [ 536.814196][ T4065] kobject_init_and_add+0xdb/0x190 [ 536.819292][ T4065] ? __kasan_check_write+0x14/0x20 [ 536.824389][ T4065] ? kobject_add+0x210/0x210 [ 536.828961][ T4065] ? inode_init_always+0x760/0x9b0 [ 536.834059][ T4065] ? _raw_spin_unlock+0x4d/0x70 [ 536.838890][ T4065] ? _raw_spin_unlock+0x4d/0x70 [ 536.843723][ T4065] erofs_register_sysfs+0xd1/0x130 [ 536.848816][ T4065] erofs_fc_fill_super+0x95c/0x1180 [ 536.854000][ T4065] get_tree_bdev+0x417/0x640 [ 536.858568][ T4065] ? erofs_release_device_info+0x90/0x90 [ 536.864184][ T4065] erofs_fc_get_tree+0x1c/0x20 [ 536.868926][ T4065] vfs_get_tree+0x88/0x290 [ 536.873323][ T4065] do_new_mount+0x289/0xad0 [ 536.877816][ T4065] ? do_move_mount_old+0x160/0x160 [ 536.882908][ T4065] ? security_capable+0xb2/0xd0 [ 536.887742][ T4065] ? ns_capable+0x8a/0xf0 [ 536.892053][ T4065] path_mount+0x60b/0x1050 [ 536.896454][ T4065] __se_sys_mount+0x2d2/0x3c0 [ 536.901123][ T4065] ? __x64_sys_mount+0xd0/0xd0 [ 536.905870][ T4065] __x64_sys_mount+0xbf/0xd0 [ 536.910444][ T4065] do_syscall_64+0x44/0xd0 [ 536.914848][ T4065] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 536.920809][ T4065] RIP: 0033:0x7f211b962c9a [ 536.925209][ T4065] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 536.944795][ T4065] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 536.953214][ T4065] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 536.961169][ T4065] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 536.969121][ T4065] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 536.977076][ T4065] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 536.985024][ T4065] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 536.992993][ T4065] [ 536.996164][ T4063] kobject: can not set name properly! [ 537.001710][ T4062] CPU: 1 PID: 4062 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 537.013204][ T4062] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 537.023251][ T4062] Call Trace: [ 537.026528][ T4062] [ 537.029464][ T4062] dump_stack_lvl+0x151/0x1b7 [ 537.034141][ T4062] ? bfq_pos_tree_add_move+0x43e/0x43e [ 537.039589][ T4062] ? get_tree_bdev+0x417/0x640 [ 537.044336][ T4062] ? vfs_get_tree+0x88/0x290 [ 537.048905][ T4062] ? do_new_mount+0x289/0xad0 [ 537.053566][ T4062] ? path_mount+0x60b/0x1050 [ 537.058143][ T4062] ? __x64_sys_mount+0xbf/0xd0 [ 537.062890][ T4062] ? do_syscall_64+0x44/0xd0 [ 537.067569][ T4062] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 537.073626][ T4062] dump_stack+0x15/0x17 [ 537.077772][ T4062] should_fail+0x3c0/0x510 [ 537.082172][ T4062] ? kvasprintf_const+0x139/0x180 [ 537.087349][ T4062] __should_failslab+0x9f/0xe0 [ 537.092093][ T4062] should_failslab+0x9/0x20 [ 537.096577][ T4062] __kmalloc_track_caller+0x6c/0x350 [ 537.101842][ T4062] kstrdup_const+0x55/0x90 [ 537.106239][ T4062] kvasprintf_const+0x139/0x180 [ 537.111072][ T4062] kobject_set_name_vargs+0x61/0x120 [ 537.116362][ T4062] kobject_init_and_add+0xdb/0x190 [ 537.121453][ T4062] ? __kasan_check_write+0x14/0x20 [ 537.126543][ T4062] ? kobject_add+0x210/0x210 [ 537.131111][ T4062] ? inode_init_always+0x760/0x9b0 [ 537.136201][ T4062] ? _raw_spin_unlock+0x4d/0x70 [ 537.141120][ T4062] ? _raw_spin_unlock+0x4d/0x70 [ 537.145951][ T4062] erofs_register_sysfs+0xd1/0x130 [ 537.151043][ T4062] erofs_fc_fill_super+0x95c/0x1180 [ 537.156232][ T4062] get_tree_bdev+0x417/0x640 [ 537.160799][ T4062] ? erofs_release_device_info+0x90/0x90 [ 537.166410][ T4062] erofs_fc_get_tree+0x1c/0x20 [ 537.171152][ T4062] vfs_get_tree+0x88/0x290 [ 537.175548][ T4062] do_new_mount+0x289/0xad0 [ 537.180038][ T4062] ? do_move_mount_old+0x160/0x160 [ 537.185131][ T4062] ? security_capable+0xb2/0xd0 [ 537.189968][ T4062] ? ns_capable+0x8a/0xf0 [ 537.194371][ T4062] path_mount+0x60b/0x1050 [ 537.198767][ T4062] __se_sys_mount+0x2d2/0x3c0 [ 537.203427][ T4062] ? __x64_sys_mount+0xd0/0xd0 [ 537.208269][ T4062] ? vfs_mkdir+0x580/0x580 [ 537.212664][ T4062] __x64_sys_mount+0xbf/0xd0 [ 537.217239][ T4062] do_syscall_64+0x44/0xd0 [ 537.221720][ T4062] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 537.227714][ T4062] RIP: 0033:0x7f211b962c9a [ 537.232112][ T4062] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 537.251806][ T4062] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 537.260359][ T4062] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 537.268460][ T4062] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 537.276687][ T4062] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 537.284735][ T4062] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 537.292702][ T4062] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 537.300660][ T4062] [ 537.303822][ T4061] kobject: can not set name properly! [ 537.307334][ T4057] CPU: 1 PID: 4057 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 537.312116][ T4065] kobject: can not set name properly! [ 537.319932][ T4057] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 537.319945][ T4057] Call Trace: [ 537.319949][ T4057] [ 537.319954][ T4057] dump_stack_lvl+0x151/0x1b7 [ 537.319977][ T4057] ? bfq_pos_tree_add_move+0x43e/0x43e [ 537.319992][ T4057] ? get_tree_bdev+0x417/0x640 [ 537.320007][ T4057] ? vfs_get_tree+0x88/0x290 [ 537.320022][ T4057] ? do_new_mount+0x289/0xad0 [ 537.320038][ T4057] ? path_mount+0x60b/0x1050 [ 537.370404][ T4057] ? __x64_sys_mount+0xbf/0xd0 [ 537.372149][ T4062] kobject: can not set name properly! [ 537.375167][ T4057] ? do_syscall_64+0x44/0xd0 [ 537.375189][ T4057] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 537.375210][ T4057] dump_stack+0x15/0x17 [ 537.395296][ T4057] should_fail+0x3c0/0x510 [ 537.399725][ T4057] ? kvasprintf_const+0x139/0x180 [ 537.405944][ T4057] __should_failslab+0x9f/0xe0 [ 537.410722][ T4057] should_failslab+0x9/0x20 [ 537.415326][ T4057] __kmalloc_track_caller+0x6c/0x350 [ 537.420632][ T4057] kstrdup_const+0x55/0x90 [ 537.425069][ T4057] kvasprintf_const+0x139/0x180 [ 537.425778][ T4067] loop1: detected capacity change from 0 to 16 [ 537.430034][ T4057] kobject_set_name_vargs+0x61/0x120 [ 537.430059][ T4057] kobject_init_and_add+0xdb/0x190 [ 537.441485][ T4067] FAULT_INJECTION: forcing a failure. [ 537.441485][ T4067] name failslab, interval 1, probability 0, space 0, times 0 [ 537.446640][ T4057] ? __kasan_check_write+0x14/0x20 [ 537.446662][ T4057] ? kobject_add+0x210/0x210 [ 537.446675][ T4057] ? inode_init_always+0x760/0x9b0 [ 537.446689][ T4057] ? _raw_spin_unlock+0x4d/0x70 [ 537.478794][ T4057] ? _raw_spin_unlock+0x4d/0x70 [ 537.483638][ T4057] erofs_register_sysfs+0xd1/0x130 [ 537.488750][ T4057] erofs_fc_fill_super+0x95c/0x1180 [ 537.493953][ T4057] get_tree_bdev+0x417/0x640 [ 537.498529][ T4057] ? erofs_release_device_info+0x90/0x90 [ 537.504158][ T4057] erofs_fc_get_tree+0x1c/0x20 [ 537.508912][ T4057] vfs_get_tree+0x88/0x290 [ 537.513311][ T4057] do_new_mount+0x289/0xad0 [ 537.517801][ T4057] ? do_move_mount_old+0x160/0x160 [ 537.522899][ T4057] ? security_capable+0xb2/0xd0 [ 537.527918][ T4057] ? ns_capable+0x8a/0xf0 [ 537.532338][ T4057] path_mount+0x60b/0x1050 [ 537.536768][ T4057] __se_sys_mount+0x2d2/0x3c0 [ 537.541451][ T4057] ? __x64_sys_mount+0xd0/0xd0 [ 537.546202][ T4057] __x64_sys_mount+0xbf/0xd0 [ 537.551033][ T4057] do_syscall_64+0x44/0xd0 [ 537.555433][ T4057] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 537.561341][ T4057] RIP: 0033:0x7f211b962c9a [ 537.565740][ T4057] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 537.585762][ T4057] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 537.594229][ T4057] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 537.602202][ T4057] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 537.610348][ T4057] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 537.618648][ T4057] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 537.626696][ T4057] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 537.634740][ T4057] [ 537.638094][ T4067] CPU: 1 PID: 4067 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 537.648942][ T4067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 537.658989][ T4067] Call Trace: [ 537.662262][ T4067] [ 537.665229][ T4067] dump_stack_lvl+0x151/0x1b7 [ 537.669894][ T4067] ? bfq_pos_tree_add_move+0x43e/0x43e [ 537.675348][ T4067] dump_stack+0x15/0x17 [ 537.679486][ T4067] should_fail+0x3c0/0x510 [ 537.683907][ T4067] __should_failslab+0x9f/0xe0 [ 537.688750][ T4067] should_failslab+0x9/0x20 [ 537.693253][ T4067] kmem_cache_alloc+0x4f/0x2f0 [ 537.698005][ T4067] ? __kernfs_new_node+0xdb/0x6e0 [ 537.703021][ T4067] __kernfs_new_node+0xdb/0x6e0 [ 537.707899][ T4067] ? erofs_fc_get_tree+0x1c/0x20 [ 537.712827][ T4067] ? vfs_get_tree+0x88/0x290 [ 537.717408][ T4067] ? do_new_mount+0x289/0xad0 [ 537.722218][ T4067] ? path_mount+0x60b/0x1050 [ 537.726995][ T4067] ? __se_sys_mount+0x2d2/0x3c0 [ 537.731837][ T4067] ? kernfs_new_node+0x170/0x170 [ 537.736761][ T4067] kernfs_create_dir_ns+0x9b/0x230 [ 537.741958][ T4067] sysfs_create_dir_ns+0x181/0x390 [ 537.747122][ T4067] ? sysfs_warn_dup+0xa0/0xa0 [ 537.751804][ T4067] ? memcpy+0x56/0x70 [ 537.755869][ T4067] kobject_add_internal+0x766/0xda0 [ 537.761152][ T4067] kobject_init_and_add+0x123/0x190 [ 537.766330][ T4067] ? __kasan_check_write+0x14/0x20 [ 537.771424][ T4067] ? kobject_add+0x210/0x210 [ 537.775995][ T4067] ? inode_init_always+0x760/0x9b0 [ 537.781295][ T4067] ? _raw_spin_unlock+0x4d/0x70 [ 537.786152][ T4067] ? _raw_spin_unlock+0x4d/0x70 [ 537.791089][ T4067] erofs_register_sysfs+0xd1/0x130 [ 537.796546][ T4067] erofs_fc_fill_super+0x95c/0x1180 [ 537.801747][ T4067] get_tree_bdev+0x417/0x640 [ 537.806324][ T4067] ? erofs_release_device_info+0x90/0x90 [ 537.812283][ T4067] erofs_fc_get_tree+0x1c/0x20 [ 537.817058][ T4067] vfs_get_tree+0x88/0x290 [ 537.821455][ T4067] do_new_mount+0x289/0xad0 [ 537.825936][ T4067] ? do_move_mount_old+0x160/0x160 [ 537.831027][ T4067] ? security_capable+0xb2/0xd0 [ 537.835856][ T4067] ? ns_capable+0x8a/0xf0 [ 537.840165][ T4067] path_mount+0x60b/0x1050 [ 537.844569][ T4067] __se_sys_mount+0x2d2/0x3c0 [ 537.849224][ T4067] ? __x64_sys_mount+0xd0/0xd0 [ 537.853970][ T4067] __x64_sys_mount+0xbf/0xd0 [ 537.858542][ T4067] do_syscall_64+0x44/0xd0 [ 537.862940][ T4067] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 537.868816][ T4067] RIP: 0033:0x7f211b962c9a [ 537.873247][ T4067] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 537.892830][ T4067] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 537.901228][ T4067] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 537.909183][ T4067] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 537.917134][ T4067] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 537.925084][ T4067] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 537.933034][ T4067] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 537.941077][ T4067] [ 537.944195][ T4057] kobject: can not set name properly! [ 537.944713][ T4067] kobject_add_internal failed for loop1 (error: -12 parent: erofs) write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 538.004102][ T4073] loop3: detected capacity change from 0 to 16 [ 538.011732][ T4073] FAULT_INJECTION: forcing a failure. [ 538.011732][ T4073] name failslab, interval 1, probability 0, space 0, times 0 [ 538.014542][ T4072] loop5: detected capacity change from 0 to 16 [ 538.027056][ T4073] CPU: 0 PID: 4073 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 538.035347][ T4074] loop0: detected capacity change from 0 to 16 [ 538.041226][ T4073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 538.041238][ T4073] Call Trace: [ 538.041244][ T4073] [ 538.041249][ T4073] dump_stack_lvl+0x151/0x1b7 [ 538.048400][ T4075] loop1: detected capacity change from 0 to 16 [ 538.057405][ T4073] ? bfq_pos_tree_add_move+0x43e/0x43e [ 538.057427][ T4073] ? get_tree_bdev+0x417/0x640 [ 538.057441][ T4073] ? vfs_get_tree+0x88/0x290 [ 538.065812][ T4075] erofs: (device loop1): mounted with root inode @ nid 36. [ 538.068363][ T4073] ? do_new_mount+0x289/0xad0 [ 538.068386][ T4073] ? path_mount+0x60b/0x1050 [ 538.075459][ T4074] FAULT_INJECTION: forcing a failure. [ 538.075459][ T4074] name failslab, interval 1, probability 0, space 0, times 0 [ 538.079951][ T4073] ? __x64_sys_mount+0xbf/0xd0 [ 538.079975][ T4073] ? do_syscall_64+0x44/0xd0 [ 538.085158][ T4075] FAULT_INJECTION: forcing a failure. [ 538.085158][ T4075] name failslab, interval 1, probability 0, space 0, times 0 [ 538.089358][ T4073] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 538.146579][ T4073] dump_stack+0x15/0x17 [ 538.150815][ T4073] should_fail+0x3c0/0x510 [ 538.155238][ T4073] ? kvasprintf_const+0x139/0x180 [ 538.160341][ T4073] __should_failslab+0x9f/0xe0 [ 538.165182][ T4073] should_failslab+0x9/0x20 [ 538.169687][ T4073] __kmalloc_track_caller+0x6c/0x350 [ 538.175046][ T4073] kstrdup_const+0x55/0x90 [ 538.179448][ T4073] kvasprintf_const+0x139/0x180 [ 538.184291][ T4073] kobject_set_name_vargs+0x61/0x120 [ 538.189560][ T4073] kobject_init_and_add+0xdb/0x190 [ 538.194915][ T4073] ? __kasan_check_write+0x14/0x20 [ 538.200014][ T4073] ? kobject_add+0x210/0x210 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 538.204673][ T4073] ? inode_init_always+0x760/0x9b0 [ 538.209769][ T4073] ? _raw_spin_unlock+0x4d/0x70 [ 538.214607][ T4073] ? _raw_spin_unlock+0x4d/0x70 [ 538.219536][ T4073] erofs_register_sysfs+0xd1/0x130 [ 538.224651][ T4073] erofs_fc_fill_super+0x95c/0x1180 [ 538.230009][ T4073] get_tree_bdev+0x417/0x640 [ 538.234772][ T4073] ? erofs_release_device_info+0x90/0x90 [ 538.240479][ T4073] erofs_fc_get_tree+0x1c/0x20 [ 538.245244][ T4073] vfs_get_tree+0x88/0x290 [ 538.249741][ T4073] do_new_mount+0x289/0xad0 [ 538.254230][ T4073] ? do_move_mount_old+0x160/0x160 [ 538.259326][ T4073] ? security_capable+0xb2/0xd0 [ 538.264162][ T4073] ? ns_capable+0x8a/0xf0 [ 538.268478][ T4073] path_mount+0x60b/0x1050 [ 538.273066][ T4073] __se_sys_mount+0x2d2/0x3c0 [ 538.277730][ T4073] ? __x64_sys_mount+0xd0/0xd0 [ 538.282478][ T4073] ? vfs_mkdir+0x580/0x580 [ 538.286878][ T4073] __x64_sys_mount+0xbf/0xd0 [ 538.291468][ T4073] do_syscall_64+0x44/0xd0 [ 538.295873][ T4073] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 538.301753][ T4073] RIP: 0033:0x7f211b962c9a [ 538.306154][ T4073] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 538.325749][ T4073] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 538.334151][ T4073] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 538.342113][ T4073] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 538.350069][ T4073] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 538.358023][ T4073] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 538.365980][ T4073] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 538.373942][ T4073] [ 538.376957][ T4074] CPU: 1 PID: 4074 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 538.382683][ T4073] kobject: can not set name properly! [ 538.387714][ T4074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 538.387726][ T4074] Call Trace: [ 538.387732][ T4074] [ 538.387738][ T4074] dump_stack_lvl+0x151/0x1b7 [ 538.387759][ T4074] ? bfq_pos_tree_add_move+0x43e/0x43e [ 538.387775][ T4074] dump_stack+0x15/0x17 [ 538.387789][ T4074] should_fail+0x3c0/0x510 [ 538.387810][ T4074] __should_failslab+0x9f/0xe0 [ 538.387827][ T4074] should_failslab+0x9/0x20 [ 538.437277][ T4074] kmem_cache_alloc+0x4f/0x2f0 [ 538.442038][ T4074] ? from_kuid_munged+0x7b0/0x7b0 [ 538.447050][ T4074] ? security_inode_alloc+0x29/0x140 [ 538.452325][ T4074] security_inode_alloc+0x29/0x140 [ 538.457428][ T4074] inode_init_always+0x749/0x9b0 [ 538.462355][ T4074] ? _erofs_info+0x190/0x190 [ 538.464744][ T4072] FAULT_INJECTION: forcing a failure. [ 538.464744][ T4072] name failslab, interval 1, probability 0, space 0, times 0 [ 538.466926][ T4074] new_inode_pseudo+0x93/0x220 [ 538.466946][ T4074] new_inode+0x28/0x1c0 [ 538.488427][ T4074] ? _raw_spin_unlock+0x4d/0x70 [ 538.493297][ T4074] ? erofs_shrinker_register+0xfb/0x110 [ 538.498848][ T4074] erofs_fc_fill_super+0x867/0x1180 [ 538.504041][ T4074] get_tree_bdev+0x417/0x640 [ 538.508622][ T4074] ? erofs_release_device_info+0x90/0x90 [ 538.514353][ T4074] erofs_fc_get_tree+0x1c/0x20 [ 538.519127][ T4074] vfs_get_tree+0x88/0x290 [ 538.523536][ T4074] do_new_mount+0x289/0xad0 [ 538.528032][ T4074] ? do_move_mount_old+0x160/0x160 [ 538.533143][ T4074] ? security_capable+0xb2/0xd0 [ 538.537995][ T4074] ? ns_capable+0x8a/0xf0 [ 538.542319][ T4074] path_mount+0x60b/0x1050 [ 538.546842][ T4074] __se_sys_mount+0x2d2/0x3c0 [ 538.551546][ T4074] ? __x64_sys_mount+0xd0/0xd0 [ 538.556331][ T4074] __x64_sys_mount+0xbf/0xd0 [ 538.560911][ T4074] do_syscall_64+0x44/0xd0 [ 538.565316][ T4074] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 538.571198][ T4074] RIP: 0033:0x7f211b962c9a [ 538.575600][ T4074] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 538.595193][ T4074] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 538.603594][ T4074] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 538.611551][ T4074] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 538.619693][ T4074] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 538.627672][ T4074] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 538.635648][ T4074] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 538.643621][ T4074] [ 538.646633][ T4075] CPU: 0 PID: 4075 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 538.653815][ T4077] loop2: detected capacity change from 0 to 16 [ 538.657473][ T4075] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 538.657485][ T4075] Call Trace: [ 538.657489][ T4075] [ 538.657494][ T4075] dump_stack_lvl+0x151/0x1b7 [ 538.684701][ T4075] ? bfq_pos_tree_add_move+0x43e/0x43e [ 538.690177][ T4075] ? avc_has_perm+0x16d/0x260 [ 538.694843][ T4075] dump_stack+0x15/0x17 [ 538.698994][ T4075] should_fail+0x3c0/0x510 [ 538.703414][ T4075] __should_failslab+0x9f/0xe0 [ 538.708186][ T4075] should_failslab+0x9/0x20 [ 538.712678][ T4075] kmem_cache_alloc+0x4f/0x2f0 [ 538.717437][ T4075] ? selinux_sb_remount+0xd20/0xd20 [ 538.722630][ T4075] ? alloc_vfsmnt+0x27/0x4a0 [ 538.727215][ T4075] alloc_vfsmnt+0x27/0x4a0 [ 538.731625][ T4075] vfs_create_mount+0x84/0x4c0 [ 538.736379][ T4075] ? __kasan_check_write+0x14/0x20 [ 538.741694][ T4075] do_new_mount+0x3b4/0xad0 [ 538.746213][ T4075] ? do_move_mount_old+0x160/0x160 [ 538.751317][ T4075] ? security_capable+0xb2/0xd0 [ 538.756157][ T4075] ? ns_capable+0x8a/0xf0 [ 538.760471][ T4075] path_mount+0x60b/0x1050 [ 538.764878][ T4075] __se_sys_mount+0x2d2/0x3c0 [ 538.769541][ T4075] ? __x64_sys_mount+0xd0/0xd0 [ 538.774320][ T4075] __x64_sys_mount+0xbf/0xd0 [ 538.778897][ T4075] do_syscall_64+0x44/0xd0 [ 538.783299][ T4075] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 538.789182][ T4075] RIP: 0033:0x7f211b962c9a [ 538.793699][ T4075] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 538.813293][ T4075] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 538.821698][ T4075] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 538.829654][ T4075] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 538.837615][ T4075] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 538.845579][ T4075] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 538.853536][ T4075] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 538.861584][ T4075] [ 538.864853][ T4072] CPU: 1 PID: 4072 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 538.875610][ T4072] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 538.885684][ T4072] Call Trace: [ 538.888950][ T4072] [ 538.891863][ T4072] dump_stack_lvl+0x151/0x1b7 [ 538.896536][ T4072] ? bfq_pos_tree_add_move+0x43e/0x43e [ 538.901981][ T4072] dump_stack+0x15/0x17 [ 538.906203][ T4072] should_fail+0x3c0/0x510 [ 538.910600][ T4072] ? __kernfs_new_node+0x99/0x6e0 [ 538.915613][ T4072] __should_failslab+0x9f/0xe0 [ 538.920358][ T4072] should_failslab+0x9/0x20 [ 538.924842][ T4072] __kmalloc_track_caller+0x6c/0x350 [ 538.930110][ T4072] ? kvasprintf_const+0x139/0x180 [ 538.935122][ T4072] kstrdup_const+0x55/0x90 [ 538.939522][ T4072] __kernfs_new_node+0x99/0x6e0 [ 538.944352][ T4072] ? erofs_fc_get_tree+0x1c/0x20 [ 538.949272][ T4072] ? vfs_get_tree+0x88/0x290 [ 538.953843][ T4072] ? do_new_mount+0x289/0xad0 [ 538.958501][ T4072] ? path_mount+0x60b/0x1050 [ 538.963074][ T4072] ? __se_sys_mount+0x2d2/0x3c0 [ 538.967910][ T4072] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 538.973970][ T4072] ? kernfs_new_node+0x170/0x170 [ 538.978888][ T4072] kernfs_create_dir_ns+0x9b/0x230 [ 538.983977][ T4072] sysfs_create_dir_ns+0x181/0x390 [ 538.989069][ T4072] ? sysfs_warn_dup+0xa0/0xa0 [ 538.993726][ T4072] ? memcpy+0x56/0x70 [ 538.997689][ T4072] kobject_add_internal+0x766/0xda0 [ 539.002898][ T4072] kobject_init_and_add+0x123/0x190 [ 539.008077][ T4072] ? __kasan_check_write+0x14/0x20 [ 539.013168][ T4072] ? kobject_add+0x210/0x210 [ 539.017748][ T4072] ? inode_init_always+0x760/0x9b0 [ 539.023011][ T4072] ? _raw_spin_unlock+0x4d/0x70 [ 539.027844][ T4072] ? _raw_spin_unlock+0x4d/0x70 [ 539.032676][ T4072] erofs_register_sysfs+0xd1/0x130 [ 539.037769][ T4072] erofs_fc_fill_super+0x95c/0x1180 [ 539.042952][ T4072] get_tree_bdev+0x417/0x640 [ 539.047524][ T4072] ? erofs_release_device_info+0x90/0x90 [ 539.053137][ T4072] erofs_fc_get_tree+0x1c/0x20 [ 539.057882][ T4072] vfs_get_tree+0x88/0x290 [ 539.062279][ T4072] do_new_mount+0x289/0xad0 [ 539.066765][ T4072] ? do_move_mount_old+0x160/0x160 [ 539.071858][ T4072] ? security_capable+0xb2/0xd0 [ 539.076698][ T4072] ? ns_capable+0x8a/0xf0 [ 539.081097][ T4072] path_mount+0x60b/0x1050 [ 539.085497][ T4072] __se_sys_mount+0x2d2/0x3c0 [ 539.090245][ T4072] ? __x64_sys_mount+0xd0/0xd0 [ 539.094991][ T4072] __x64_sys_mount+0xbf/0xd0 [ 539.099563][ T4072] do_syscall_64+0x44/0xd0 [ 539.103962][ T4072] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 539.109922][ T4072] RIP: 0033:0x7f211b962c9a [ 539.114318][ T4072] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 539.133905][ T4072] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 539.142298][ T4072] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 539.150250][ T4072] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 539.158201][ T4072] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 539.166151][ T4072] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 539.174118][ T4072] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 539.182169][ T4072] [ 539.185884][ T4077] FAULT_INJECTION: forcing a failure. [ 539.185884][ T4077] name failslab, interval 1, probability 0, space 0, times 0 [ 539.204394][ T4077] CPU: 1 PID: 4077 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 539.215183][ T4077] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 539.225262][ T4077] Call Trace: [ 539.228552][ T4077] [ 539.231486][ T4077] dump_stack_lvl+0x151/0x1b7 [ 539.232168][ T4079] loop4: detected capacity change from 0 to 16 [ 539.236171][ T4077] ? bfq_pos_tree_add_move+0x43e/0x43e [ 539.236192][ T4077] ? get_tree_bdev+0x417/0x640 [ 539.236207][ T4077] ? vfs_get_tree+0x88/0x290 [ 539.236220][ T4077] ? do_new_mount+0x289/0xad0 [ 539.254448][ T4079] erofs: (device loop4): mounted with root inode @ nid 36. [ 539.257100][ T4077] ? path_mount+0x60b/0x1050 [ 539.257123][ T4077] ? __x64_sys_mount+0xbf/0xd0 [ 539.257138][ T4077] ? do_syscall_64+0x44/0xd0 [ 539.257160][ T4077] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 539.270676][ T4079] FAULT_INJECTION: forcing a failure. [ 539.270676][ T4079] name failslab, interval 1, probability 0, space 0, times 0 [ 539.273658][ T4077] dump_stack+0x15/0x17 [ 539.305730][ T4077] should_fail+0x3c0/0x510 [ 539.310155][ T4077] ? kvasprintf_const+0x139/0x180 [ 539.315168][ T4077] __should_failslab+0x9f/0xe0 [ 539.319924][ T4077] should_failslab+0x9/0x20 [ 539.324417][ T4077] __kmalloc_track_caller+0x6c/0x350 [ 539.329699][ T4077] kstrdup_const+0x55/0x90 [ 539.334450][ T4077] kvasprintf_const+0x139/0x180 [ 539.339292][ T4077] kobject_set_name_vargs+0x61/0x120 [ 539.344563][ T4077] kobject_init_and_add+0xdb/0x190 [ 539.349667][ T4077] ? __kasan_check_write+0x14/0x20 [ 539.354854][ T4077] ? kobject_add+0x210/0x210 [ 539.359435][ T4077] ? inode_init_always+0x760/0x9b0 [ 539.364530][ T4077] ? _raw_spin_unlock+0x4d/0x70 [ 539.369373][ T4077] ? _raw_spin_unlock+0x4d/0x70 [ 539.374214][ T4077] erofs_register_sysfs+0xd1/0x130 [ 539.379349][ T4077] erofs_fc_fill_super+0x95c/0x1180 [ 539.384547][ T4077] get_tree_bdev+0x417/0x640 [ 539.389129][ T4077] ? erofs_release_device_info+0x90/0x90 [ 539.394765][ T4077] erofs_fc_get_tree+0x1c/0x20 [ 539.399515][ T4077] vfs_get_tree+0x88/0x290 [ 539.403921][ T4077] do_new_mount+0x289/0xad0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 539.408412][ T4077] ? do_move_mount_old+0x160/0x160 [ 539.413511][ T4077] ? security_capable+0xb2/0xd0 [ 539.418349][ T4077] ? ns_capable+0x8a/0xf0 [ 539.422666][ T4077] path_mount+0x60b/0x1050 [ 539.427072][ T4077] __se_sys_mount+0x2d2/0x3c0 [ 539.431739][ T4077] ? __x64_sys_mount+0xd0/0xd0 [ 539.436501][ T4077] __x64_sys_mount+0xbf/0xd0 [ 539.441079][ T4077] do_syscall_64+0x44/0xd0 [ 539.445486][ T4077] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 539.451371][ T4077] RIP: 0033:0x7f211b962c9a [ 539.455862][ T4077] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 539.475602][ T4077] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 539.484012][ T4077] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 539.491973][ T4077] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 539.499936][ T4077] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 539.507903][ T4077] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 539.515872][ T4077] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 539.523846][ T4077] [ 539.526866][ T4079] CPU: 0 PID: 4079 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 539.537633][ T4079] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 539.547680][ T4079] Call Trace: [ 539.550942][ T4079] [ 539.553892][ T4079] dump_stack_lvl+0x151/0x1b7 [ 539.558556][ T4079] ? bfq_pos_tree_add_move+0x43e/0x43e [ 539.563998][ T4079] ? avc_has_perm+0x16d/0x260 [ 539.568667][ T4079] dump_stack+0x15/0x17 [ 539.572803][ T4079] should_fail+0x3c0/0x510 [ 539.577204][ T4079] __should_failslab+0x9f/0xe0 [ 539.581951][ T4079] should_failslab+0x9/0x20 [ 539.586608][ T4079] kmem_cache_alloc+0x4f/0x2f0 [ 539.591352][ T4079] ? selinux_sb_remount+0xd20/0xd20 [ 539.596618][ T4079] ? alloc_vfsmnt+0x27/0x4a0 [ 539.601192][ T4079] alloc_vfsmnt+0x27/0x4a0 [ 539.605589][ T4079] vfs_create_mount+0x84/0x4c0 [ 539.610334][ T4079] ? __kasan_check_write+0x14/0x20 [ 539.615423][ T4079] do_new_mount+0x3b4/0xad0 [ 539.619908][ T4079] ? do_move_mount_old+0x160/0x160 [ 539.625000][ T4079] ? security_capable+0xb2/0xd0 [ 539.629830][ T4079] ? ns_capable+0x8a/0xf0 [ 539.634140][ T4079] path_mount+0x60b/0x1050 [ 539.639059][ T4079] __se_sys_mount+0x2d2/0x3c0 [ 539.643723][ T4079] ? __x64_sys_mount+0xd0/0xd0 [ 539.648472][ T4079] __x64_sys_mount+0xbf/0xd0 [ 539.653045][ T4079] do_syscall_64+0x44/0xd0 [ 539.657445][ T4079] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 539.663324][ T4079] RIP: 0033:0x7f211b962c9a [ 539.667719][ T4079] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 539.687652][ T4079] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 539.696135][ T4079] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 539.704097][ T4079] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 539.712072][ T4079] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 539.720033][ T4079] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 539.727990][ T4079] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 539.735950][ T4079] [ 539.739110][ T4077] kobject: can not set name properly! [ 539.743967][ T4072] kobject_add_internal failed for loop5 (error: -12 parent: erofs) [ 539.753261][ T4081] loop3: detected capacity change from 0 to 16 [ 539.761017][ T4081] FAULT_INJECTION: forcing a failure. [ 539.761017][ T4081] name failslab, interval 1, probability 0, space 0, times 0 [ 539.773964][ T4081] CPU: 0 PID: 4081 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 539.784830][ T4081] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 539.794867][ T4081] Call Trace: [ 539.798140][ T4081] [ 539.801135][ T4081] dump_stack_lvl+0x151/0x1b7 [ 539.805792][ T4081] ? bfq_pos_tree_add_move+0x43e/0x43e [ 539.811225][ T4081] dump_stack+0x15/0x17 [ 539.815354][ T4081] should_fail+0x3c0/0x510 [ 539.819832][ T4081] __should_failslab+0x9f/0xe0 [ 539.824581][ T4081] should_failslab+0x9/0x20 [ 539.829064][ T4081] kmem_cache_alloc+0x4f/0x2f0 [ 539.833802][ T4081] ? from_kuid_munged+0x7b0/0x7b0 [ 539.838803][ T4081] ? security_inode_alloc+0x29/0x140 [ 539.844067][ T4081] security_inode_alloc+0x29/0x140 [ 539.849156][ T4081] inode_init_always+0x749/0x9b0 [ 539.854503][ T4081] ? _erofs_info+0x190/0x190 [ 539.859081][ T4081] new_inode_pseudo+0x93/0x220 [ 539.863826][ T4081] new_inode+0x28/0x1c0 [ 539.867969][ T4081] ? _raw_spin_unlock+0x4d/0x70 [ 539.872800][ T4081] ? erofs_shrinker_register+0xfb/0x110 [ 539.878326][ T4081] erofs_fc_fill_super+0x867/0x1180 [ 539.883515][ T4081] get_tree_bdev+0x417/0x640 [ 539.888093][ T4081] ? erofs_release_device_info+0x90/0x90 [ 539.893799][ T4081] erofs_fc_get_tree+0x1c/0x20 [ 539.898553][ T4081] vfs_get_tree+0x88/0x290 [ 539.902980][ T4081] do_new_mount+0x289/0xad0 [ 539.907667][ T4081] ? do_move_mount_old+0x160/0x160 [ 539.912755][ T4081] ? security_capable+0xb2/0xd0 [ 539.917582][ T4081] ? ns_capable+0x8a/0xf0 [ 539.921888][ T4081] path_mount+0x60b/0x1050 [ 539.926290][ T4081] __se_sys_mount+0x2d2/0x3c0 [ 539.930952][ T4081] ? __x64_sys_mount+0xd0/0xd0 [ 539.935709][ T4081] __x64_sys_mount+0xbf/0xd0 [ 539.940278][ T4081] do_syscall_64+0x44/0xd0 [ 539.944671][ T4081] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 539.950542][ T4081] RIP: 0033:0x7f211b962c9a [ 539.954941][ T4081] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 539.974520][ T4081] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 539.982913][ T4081] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 539.990886][ T4081] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 539.998853][ T4081] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 540.006811][ T4081] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 540.014763][ T4081] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 540.022718][ T4081] [ 540.046215][ T4083] loop0: detected capacity change from 0 to 16 [ 540.053232][ T4083] FAULT_INJECTION: forcing a failure. write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 540.053232][ T4083] name failslab, interval 1, probability 0, space 0, times 0 [ 540.074185][ T4083] CPU: 1 PID: 4083 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 540.078991][ T4090] loop1: detected capacity change from 0 to 16 [ 540.085082][ T4083] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 540.085098][ T4083] Call Trace: [ 540.085105][ T4083] [ 540.085111][ T4083] dump_stack_lvl+0x151/0x1b7 [ 540.085134][ T4083] ? bfq_pos_tree_add_move+0x43e/0x43e [ 540.085149][ T4083] ? get_tree_bdev+0x417/0x640 [ 540.085163][ T4083] ? vfs_get_tree+0x88/0x290 [ 540.085176][ T4083] ? do_new_mount+0x289/0xad0 [ 540.085193][ T4083] ? path_mount+0x60b/0x1050 [ 540.085210][ T4083] ? __x64_sys_mount+0xbf/0xd0 [ 540.085226][ T4083] ? do_syscall_64+0x44/0xd0 [ 540.085241][ T4083] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 540.091611][ T4089] loop2: detected capacity change from 0 to 16 [ 540.101495][ T4083] dump_stack+0x15/0x17 [ 540.101515][ T4083] should_fail+0x3c0/0x510 [ 540.101532][ T4083] ? kvasprintf_const+0x139/0x180 [ 540.104946][ T4091] loop3: detected capacity change from 0 to 16 [ 540.107726][ T4083] __should_failslab+0x9f/0xe0 [ 540.107747][ T4083] should_failslab+0x9/0x20 [ 540.144451][ T4092] loop4: detected capacity change from 0 to 16 [ 540.145886][ T4083] __kmalloc_track_caller+0x6c/0x350 [ 540.145913][ T4083] kstrdup_const+0x55/0x90 [ 540.145931][ T4083] kvasprintf_const+0x139/0x180 [ 540.145948][ T4083] kobject_set_name_vargs+0x61/0x120 [ 540.154678][ T4093] loop5: detected capacity change from 0 to 16 [ 540.158297][ T4083] kobject_init_and_add+0xdb/0x190 [ 540.158321][ T4083] ? __kasan_check_write+0x14/0x20 [ 540.165162][ T4090] FAULT_INJECTION: forcing a failure. [ 540.165162][ T4090] name failslab, interval 1, probability 0, space 0, times 0 [ 540.166927][ T4083] ? kobject_add+0x210/0x210 [ 540.166948][ T4083] ? inode_init_always+0x760/0x9b0 [ 540.172559][ T4091] FAULT_INJECTION: forcing a failure. [ 540.172559][ T4091] name failslab, interval 1, probability 0, space 0, times 0 [ 540.178075][ T4083] ? _raw_spin_unlock+0x4d/0x70 [ 540.178097][ T4083] ? _raw_spin_unlock+0x4d/0x70 [ 540.178112][ T4083] erofs_register_sysfs+0xd1/0x130 [ 540.178128][ T4083] erofs_fc_fill_super+0x95c/0x1180 [ 540.183164][ T4089] FAULT_INJECTION: forcing a failure. [ 540.183164][ T4089] name failslab, interval 1, probability 0, space 0, times 0 [ 540.187426][ T4083] get_tree_bdev+0x417/0x640 [ 540.187444][ T4083] ? erofs_release_device_info+0x90/0x90 [ 540.187459][ T4083] erofs_fc_get_tree+0x1c/0x20 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 540.187472][ T4083] vfs_get_tree+0x88/0x290 [ 540.198028][ T4092] FAULT_INJECTION: forcing a failure. [ 540.198028][ T4092] name failslab, interval 1, probability 0, space 0, times 0 [ 540.198944][ T4083] do_new_mount+0x289/0xad0 [ 540.198970][ T4083] ? do_move_mount_old+0x160/0x160 [ 540.237895][ T4093] erofs: (device loop5): mounted with root inode @ nid 36. [ 540.242403][ T4083] ? security_capable+0xb2/0xd0 [ 540.242429][ T4083] ? ns_capable+0x8a/0xf0 [ 540.302505][ T4093] FAULT_INJECTION: forcing a failure. [ 540.302505][ T4093] name failslab, interval 1, probability 0, space 0, times 0 [ 540.307336][ T4083] path_mount+0x60b/0x1050 [ 540.307364][ T4083] __se_sys_mount+0x2d2/0x3c0 [ 540.307381][ T4083] ? __x64_sys_mount+0xd0/0xd0 [ 540.382366][ T4083] __x64_sys_mount+0xbf/0xd0 [ 540.386964][ T4083] do_syscall_64+0x44/0xd0 [ 540.391377][ T4083] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 540.397264][ T4083] RIP: 0033:0x7f211b962c9a [ 540.401671][ T4083] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 540.421274][ T4083] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 540.429681][ T4083] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 540.437729][ T4083] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 540.445710][ T4083] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 540.453949][ T4083] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 540.462111][ T4083] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 540.470183][ T4083] [ 540.473265][ T4091] CPU: 0 PID: 4091 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 540.484197][ T4091] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 540.494234][ T4091] Call Trace: [ 540.497493][ T4091] [ 540.500413][ T4091] dump_stack_lvl+0x151/0x1b7 [ 540.505090][ T4091] ? bfq_pos_tree_add_move+0x43e/0x43e [ 540.510809][ T4091] ? _raw_spin_lock+0xa3/0x1b0 [ 540.515554][ T4091] dump_stack+0x15/0x17 [ 540.519891][ T4091] should_fail+0x3c0/0x510 [ 540.524293][ T4091] __should_failslab+0x9f/0xe0 [ 540.529086][ T4091] should_failslab+0x9/0x20 [ 540.533655][ T4091] kmem_cache_alloc+0x4f/0x2f0 [ 540.538398][ T4091] ? erofs_alloc_inode+0x1b/0x50 [ 540.543316][ T4091] ? __kasan_check_write+0x14/0x20 [ 540.548406][ T4091] ? _erofs_info+0x190/0x190 [ 540.553092][ T4091] erofs_alloc_inode+0x1b/0x50 [ 540.557918][ T4091] ? _erofs_info+0x190/0x190 [ 540.562580][ T4091] new_inode_pseudo+0x64/0x220 [ 540.567497][ T4091] new_inode+0x28/0x1c0 [ 540.571641][ T4091] ? _raw_spin_unlock+0x4d/0x70 [ 540.576478][ T4091] ? erofs_shrinker_register+0xfb/0x110 [ 540.582005][ T4091] erofs_fc_fill_super+0x867/0x1180 [ 540.587376][ T4091] get_tree_bdev+0x417/0x640 [ 540.591988][ T4091] ? erofs_release_device_info+0x90/0x90 [ 540.597692][ T4091] erofs_fc_get_tree+0x1c/0x20 [ 540.602434][ T4091] vfs_get_tree+0x88/0x290 [ 540.606828][ T4091] do_new_mount+0x289/0xad0 [ 540.611499][ T4091] ? do_move_mount_old+0x160/0x160 [ 540.616680][ T4091] ? security_capable+0xb2/0xd0 [ 540.621527][ T4091] ? ns_capable+0x8a/0xf0 [ 540.625851][ T4091] path_mount+0x60b/0x1050 [ 540.630263][ T4091] __se_sys_mount+0x2d2/0x3c0 [ 540.634919][ T4091] ? __x64_sys_mount+0xd0/0xd0 [ 540.639783][ T4091] __x64_sys_mount+0xbf/0xd0 [ 540.644354][ T4091] do_syscall_64+0x44/0xd0 [ 540.648756][ T4091] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 540.654630][ T4091] RIP: 0033:0x7f211b962c9a [ 540.659030][ T4091] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 540.678952][ T4091] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 540.687367][ T4091] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 540.695362][ T4091] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 540.703420][ T4091] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 540.711388][ T4091] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 540.719340][ T4091] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 540.727294][ T4091] [ 540.730447][ T4093] CPU: 0 PID: 4093 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 540.741199][ T4093] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 540.751416][ T4093] Call Trace: [ 540.754680][ T4093] [ 540.757610][ T4093] dump_stack_lvl+0x151/0x1b7 [ 540.762299][ T4093] ? bfq_pos_tree_add_move+0x43e/0x43e [ 540.768014][ T4093] ? avc_has_perm+0x16d/0x260 [ 540.772678][ T4093] dump_stack+0x15/0x17 [ 540.776816][ T4093] should_fail+0x3c0/0x510 [ 540.781308][ T4093] __should_failslab+0x9f/0xe0 [ 540.786059][ T4093] should_failslab+0x9/0x20 [ 540.790553][ T4093] kmem_cache_alloc+0x4f/0x2f0 [ 540.795303][ T4093] ? selinux_sb_remount+0xd20/0xd20 [ 540.800588][ T4093] ? alloc_vfsmnt+0x27/0x4a0 [ 540.805200][ T4093] alloc_vfsmnt+0x27/0x4a0 [ 540.809602][ T4093] vfs_create_mount+0x84/0x4c0 [ 540.814352][ T4093] ? __kasan_check_write+0x14/0x20 [ 540.819447][ T4093] do_new_mount+0x3b4/0xad0 [ 540.823944][ T4093] ? do_move_mount_old+0x160/0x160 [ 540.829042][ T4093] ? security_capable+0xb2/0xd0 [ 540.833879][ T4093] ? ns_capable+0x8a/0xf0 [ 540.838199][ T4093] path_mount+0x60b/0x1050 [ 540.842603][ T4093] __se_sys_mount+0x2d2/0x3c0 [ 540.847265][ T4093] ? __x64_sys_mount+0xd0/0xd0 [ 540.852038][ T4093] ? vfs_mkdir+0x580/0x580 [ 540.856441][ T4093] __x64_sys_mount+0xbf/0xd0 [ 540.861024][ T4093] do_syscall_64+0x44/0xd0 [ 540.865426][ T4093] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 540.871315][ T4093] RIP: 0033:0x7f211b962c9a [ 540.875715][ T4093] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 540.895313][ T4093] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 540.903975][ T4093] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 540.911939][ T4093] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 540.919899][ T4093] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 540.927864][ T4093] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 540.935822][ T4093] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 540.943780][ T4093] [ 540.946788][ T4089] CPU: 1 PID: 4089 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 540.957976][ T4089] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 540.968035][ T4089] Call Trace: [ 540.971392][ T4089] [ 540.974315][ T4089] dump_stack_lvl+0x151/0x1b7 [ 540.978986][ T4089] ? bfq_pos_tree_add_move+0x43e/0x43e [ 540.984430][ T4089] ? get_tree_bdev+0x417/0x640 [ 540.989180][ T4089] ? vfs_get_tree+0x88/0x290 [ 540.993778][ T4089] ? do_new_mount+0x289/0xad0 [ 540.998440][ T4089] ? path_mount+0x60b/0x1050 [ 541.003021][ T4089] ? __x64_sys_mount+0xbf/0xd0 [ 541.007772][ T4089] ? do_syscall_64+0x44/0xd0 [ 541.012349][ T4089] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 541.018404][ T4089] dump_stack+0x15/0x17 [ 541.022545][ T4089] should_fail+0x3c0/0x510 [ 541.026952][ T4089] ? kvasprintf_const+0x139/0x180 [ 541.031983][ T4089] __should_failslab+0x9f/0xe0 [ 541.036767][ T4089] should_failslab+0x9/0x20 [ 541.041258][ T4089] __kmalloc_track_caller+0x6c/0x350 [ 541.046549][ T4089] kstrdup_const+0x55/0x90 [ 541.050954][ T4089] kvasprintf_const+0x139/0x180 [ 541.055791][ T4089] kobject_set_name_vargs+0x61/0x120 [ 541.061059][ T4089] kobject_init_and_add+0xdb/0x190 [ 541.066159][ T4089] ? __kasan_check_write+0x14/0x20 [ 541.071255][ T4089] ? kobject_add+0x210/0x210 [ 541.075830][ T4089] ? inode_init_always+0x760/0x9b0 [ 541.080928][ T4089] ? _raw_spin_unlock+0x4d/0x70 [ 541.085768][ T4089] ? _raw_spin_unlock+0x4d/0x70 [ 541.090606][ T4089] erofs_register_sysfs+0xd1/0x130 [ 541.095704][ T4089] erofs_fc_fill_super+0x95c/0x1180 [ 541.100887][ T4089] get_tree_bdev+0x417/0x640 [ 541.105463][ T4089] ? erofs_release_device_info+0x90/0x90 [ 541.111084][ T4089] erofs_fc_get_tree+0x1c/0x20 [ 541.115835][ T4089] vfs_get_tree+0x88/0x290 [ 541.120237][ T4089] do_new_mount+0x289/0xad0 [ 541.124729][ T4089] ? do_move_mount_old+0x160/0x160 [ 541.129826][ T4089] ? security_capable+0xb2/0xd0 [ 541.134662][ T4089] ? ns_capable+0x8a/0xf0 [ 541.138981][ T4089] path_mount+0x60b/0x1050 [ 541.143385][ T4089] __se_sys_mount+0x2d2/0x3c0 [ 541.148050][ T4089] ? __x64_sys_mount+0xd0/0xd0 [ 541.152803][ T4089] __x64_sys_mount+0xbf/0xd0 [ 541.157383][ T4089] do_syscall_64+0x44/0xd0 [ 541.161786][ T4089] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 541.167841][ T4089] RIP: 0033:0x7f211b962c9a [ 541.172244][ T4089] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 541.191839][ T4089] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 541.200243][ T4089] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 541.208200][ T4089] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 541.216259][ T4089] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 541.224216][ T4089] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 541.232173][ T4089] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 541.240138][ T4089] [ 541.243143][ T4090] CPU: 0 PID: 4090 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 541.253898][ T4090] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 541.263939][ T4090] Call Trace: [ 541.267228][ T4090] [ 541.270143][ T4090] dump_stack_lvl+0x151/0x1b7 [ 541.274808][ T4090] ? bfq_pos_tree_add_move+0x43e/0x43e [ 541.280249][ T4090] ? get_tree_bdev+0x417/0x640 [ 541.284992][ T4090] ? vfs_get_tree+0x88/0x290 [ 541.289562][ T4090] ? do_new_mount+0x289/0xad0 [ 541.294218][ T4090] ? path_mount+0x60b/0x1050 [ 541.298790][ T4090] ? __x64_sys_mount+0xbf/0xd0 [ 541.303541][ T4090] ? do_syscall_64+0x44/0xd0 [ 541.308118][ T4090] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 541.314168][ T4090] dump_stack+0x15/0x17 [ 541.318310][ T4090] should_fail+0x3c0/0x510 [ 541.323316][ T4090] ? kvasprintf_const+0x139/0x180 [ 541.328321][ T4090] __should_failslab+0x9f/0xe0 [ 541.333064][ T4090] should_failslab+0x9/0x20 [ 541.337545][ T4090] __kmalloc_track_caller+0x6c/0x350 [ 541.342812][ T4090] kstrdup_const+0x55/0x90 [ 541.347237][ T4090] kvasprintf_const+0x139/0x180 [ 541.352074][ T4090] kobject_set_name_vargs+0x61/0x120 [ 541.357446][ T4090] kobject_init_and_add+0xdb/0x190 [ 541.362722][ T4090] ? __kasan_check_write+0x14/0x20 [ 541.367828][ T4090] ? kobject_add+0x210/0x210 [ 541.372481][ T4090] ? inode_init_always+0x760/0x9b0 [ 541.377571][ T4090] ? _raw_spin_unlock+0x4d/0x70 [ 541.382480][ T4090] ? _raw_spin_unlock+0x4d/0x70 [ 541.387311][ T4090] erofs_register_sysfs+0xd1/0x130 [ 541.392405][ T4090] erofs_fc_fill_super+0x95c/0x1180 [ 541.397669][ T4090] get_tree_bdev+0x417/0x640 [ 541.402239][ T4090] ? erofs_release_device_info+0x90/0x90 [ 541.407955][ T4090] erofs_fc_get_tree+0x1c/0x20 [ 541.412700][ T4090] vfs_get_tree+0x88/0x290 [ 541.417114][ T4090] do_new_mount+0x289/0xad0 [ 541.421653][ T4090] ? do_move_mount_old+0x160/0x160 [ 541.426766][ T4090] ? security_capable+0xb2/0xd0 [ 541.431624][ T4090] ? ns_capable+0x8a/0xf0 [ 541.436047][ T4090] path_mount+0x60b/0x1050 [ 541.440454][ T4090] __se_sys_mount+0x2d2/0x3c0 [ 541.445124][ T4090] ? __x64_sys_mount+0xd0/0xd0 [ 541.449890][ T4090] __x64_sys_mount+0xbf/0xd0 [ 541.454477][ T4090] do_syscall_64+0x44/0xd0 [ 541.458884][ T4090] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 541.464765][ T4090] RIP: 0033:0x7f211b962c9a [ 541.469159][ T4090] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 541.489190][ T4090] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 541.499291][ T4090] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 541.507335][ T4090] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 541.515289][ T4090] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 541.523347][ T4090] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 541.531494][ T4090] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 541.539451][ T4090] [ 541.543382][ T4092] CPU: 0 PID: 4092 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 541.545314][ T4083] kobject: can not set name properly! [ 541.554499][ T4092] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 541.554512][ T4092] Call Trace: [ 541.554518][ T4092] [ 541.554524][ T4092] dump_stack_lvl+0x151/0x1b7 [ 541.560596][ T4089] kobject: can not set name properly! [ 541.569906][ T4092] ? bfq_pos_tree_add_move+0x43e/0x43e [ 541.569932][ T4092] dump_stack+0x15/0x17 [ 541.569952][ T4092] should_fail+0x3c0/0x510 [ 541.600104][ T4092] ? __kernfs_new_node+0x99/0x6e0 [ 541.605115][ T4092] __should_failslab+0x9f/0xe0 [ 541.609890][ T4092] should_failslab+0x9/0x20 [ 541.614373][ T4092] __kmalloc_track_caller+0x6c/0x350 [ 541.619641][ T4092] ? kvasprintf_const+0x139/0x180 [ 541.624646][ T4092] kstrdup_const+0x55/0x90 [ 541.629477][ T4092] __kernfs_new_node+0x99/0x6e0 [ 541.634306][ T4092] ? erofs_fc_get_tree+0x1c/0x20 [ 541.639222][ T4092] ? vfs_get_tree+0x88/0x290 [ 541.643793][ T4092] ? do_new_mount+0x289/0xad0 [ 541.648459][ T4092] ? path_mount+0x60b/0x1050 [ 541.653029][ T4092] ? __se_sys_mount+0x2d2/0x3c0 [ 541.657856][ T4092] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 541.663993][ T4092] ? kernfs_new_node+0x170/0x170 [ 541.668912][ T4092] kernfs_create_dir_ns+0x9b/0x230 [ 541.674005][ T4092] sysfs_create_dir_ns+0x181/0x390 [ 541.679099][ T4092] ? sysfs_warn_dup+0xa0/0xa0 [ 541.683758][ T4092] ? memcpy+0x56/0x70 [ 541.687805][ T4092] kobject_add_internal+0x766/0xda0 [ 541.692982][ T4092] kobject_init_and_add+0x123/0x190 [ 541.698155][ T4092] ? __kasan_check_write+0x14/0x20 [ 541.703245][ T4092] ? kobject_add+0x210/0x210 [ 541.707813][ T4092] ? inode_init_always+0x760/0x9b0 [ 541.712987][ T4092] ? _raw_spin_unlock+0x4d/0x70 [ 541.718133][ T4092] ? _raw_spin_unlock+0x4d/0x70 [ 541.722984][ T4092] erofs_register_sysfs+0xd1/0x130 [ 541.728085][ T4092] erofs_fc_fill_super+0x95c/0x1180 [ 541.733303][ T4092] get_tree_bdev+0x417/0x640 [ 541.737886][ T4092] ? erofs_release_device_info+0x90/0x90 [ 541.743500][ T4092] erofs_fc_get_tree+0x1c/0x20 [ 541.748431][ T4092] vfs_get_tree+0x88/0x290 [ 541.752851][ T4092] do_new_mount+0x289/0xad0 [ 541.757342][ T4092] ? do_move_mount_old+0x160/0x160 [ 541.762446][ T4092] ? security_capable+0xb2/0xd0 [ 541.767285][ T4092] ? ns_capable+0x8a/0xf0 [ 541.771595][ T4092] path_mount+0x60b/0x1050 [ 541.775995][ T4092] __se_sys_mount+0x2d2/0x3c0 [ 541.780743][ T4092] ? __x64_sys_mount+0xd0/0xd0 [ 541.785663][ T4092] __x64_sys_mount+0xbf/0xd0 [ 541.790333][ T4092] do_syscall_64+0x44/0xd0 [ 541.794731][ T4092] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 541.800619][ T4092] RIP: 0033:0x7f211b962c9a [ 541.805013][ T4092] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 541.824693][ T4092] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 541.833098][ T4092] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 541.841052][ T4092] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 541.849000][ T4092] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 541.856954][ T4092] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 541.864995][ T4092] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 541.872973][ T4092] [ 541.876743][ T4090] kobject: can not set name properly! [ 541.879046][ T4092] kobject_add_internal failed for loop4 (error: -12 parent: erofs) [ 541.928410][ T4095] loop0: detected capacity change from 0 to 16 [ 541.935503][ T4095] FAULT_INJECTION: forcing a failure. [ 541.935503][ T4095] name failslab, interval 1, probability 0, space 0, times 0 [ 541.942637][ T4097] loop2: detected capacity change from 0 to 16 [ 541.950463][ T4095] CPU: 0 PID: 4095 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 541.955466][ T4097] FAULT_INJECTION: forcing a failure. [ 541.955466][ T4097] name failslab, interval 1, probability 0, space 0, times 0 [ 541.965095][ T4095] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 541.965107][ T4095] Call Trace: [ 541.965112][ T4095] [ 541.965116][ T4095] dump_stack_lvl+0x151/0x1b7 [ 541.998532][ T4095] ? bfq_pos_tree_add_move+0x43e/0x43e [ 542.004084][ T4095] dump_stack+0x15/0x17 [ 542.008224][ T4095] should_fail+0x3c0/0x510 [ 542.012891][ T4095] __should_failslab+0x9f/0xe0 [ 542.017733][ T4095] should_failslab+0x9/0x20 [ 542.022221][ T4095] kmem_cache_alloc+0x4f/0x2f0 [ 542.026969][ T4095] ? from_kuid_munged+0x7b0/0x7b0 [ 542.032079][ T4095] ? security_inode_alloc+0x29/0x140 [ 542.037351][ T4095] security_inode_alloc+0x29/0x140 [ 542.042463][ T4095] inode_init_always+0x749/0x9b0 [ 542.047438][ T4095] ? _erofs_info+0x190/0x190 [ 542.052101][ T4095] new_inode_pseudo+0x93/0x220 [ 542.056853][ T4095] new_inode+0x28/0x1c0 [ 542.060999][ T4095] ? _raw_spin_unlock+0x4d/0x70 [ 542.065930][ T4095] ? erofs_shrinker_register+0xfb/0x110 [ 542.071463][ T4095] erofs_fc_fill_super+0x867/0x1180 [ 542.076649][ T4095] get_tree_bdev+0x417/0x640 [ 542.081225][ T4095] ? erofs_release_device_info+0x90/0x90 [ 542.086977][ T4095] erofs_fc_get_tree+0x1c/0x20 [ 542.091725][ T4095] vfs_get_tree+0x88/0x290 [ 542.096127][ T4095] do_new_mount+0x289/0xad0 [ 542.100651][ T4095] ? do_move_mount_old+0x160/0x160 [ 542.105748][ T4095] ? security_capable+0xb2/0xd0 [ 542.110599][ T4095] ? ns_capable+0x8a/0xf0 [ 542.114946][ T4095] path_mount+0x60b/0x1050 [ 542.119353][ T4095] __se_sys_mount+0x2d2/0x3c0 [ 542.124024][ T4095] ? __x64_sys_mount+0xd0/0xd0 [ 542.128791][ T4095] ? vfs_mkdir+0x580/0x580 [ 542.133224][ T4095] __x64_sys_mount+0xbf/0xd0 [ 542.137900][ T4095] do_syscall_64+0x44/0xd0 [ 542.142308][ T4095] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 542.148191][ T4095] RIP: 0033:0x7f211b962c9a [ 542.152593][ T4095] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 542.172186][ T4095] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 542.180588][ T4095] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 542.188546][ T4095] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 542.196501][ T4095] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 542.204459][ T4095] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 542.212426][ T4095] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 542.220400][ T4095] [ 542.223409][ T4097] CPU: 1 PID: 4097 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 542.234169][ T4097] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 542.244299][ T4097] Call Trace: [ 542.247570][ T4097] [ 542.250483][ T4097] dump_stack_lvl+0x151/0x1b7 [ 542.255233][ T4097] ? bfq_pos_tree_add_move+0x43e/0x43e [ 542.261057][ T4097] ? get_tree_bdev+0x417/0x640 [ 542.265803][ T4097] ? vfs_get_tree+0x88/0x290 [ 542.270383][ T4097] ? do_new_mount+0x289/0xad0 [ 542.275215][ T4097] ? path_mount+0x60b/0x1050 [ 542.279785][ T4097] ? __x64_sys_mount+0xbf/0xd0 [ 542.284705][ T4097] ? do_syscall_64+0x44/0xd0 [ 542.289275][ T4097] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 542.295323][ T4097] dump_stack+0x15/0x17 [ 542.299465][ T4097] should_fail+0x3c0/0x510 [ 542.303882][ T4097] ? kvasprintf_const+0x139/0x180 [ 542.308920][ T4097] __should_failslab+0x9f/0xe0 [ 542.313690][ T4097] should_failslab+0x9/0x20 [ 542.318186][ T4097] __kmalloc_track_caller+0x6c/0x350 [ 542.323467][ T4097] kstrdup_const+0x55/0x90 [ 542.327889][ T4097] kvasprintf_const+0x139/0x180 [ 542.332727][ T4097] kobject_set_name_vargs+0x61/0x120 [ 542.338083][ T4097] kobject_init_and_add+0xdb/0x190 [ 542.343180][ T4097] ? __kasan_check_write+0x14/0x20 [ 542.348272][ T4097] ? kobject_add+0x210/0x210 [ 542.352838][ T4097] ? inode_init_always+0x760/0x9b0 [ 542.357926][ T4097] ? _raw_spin_unlock+0x4d/0x70 [ 542.362757][ T4097] ? _raw_spin_unlock+0x4d/0x70 [ 542.367585][ T4097] erofs_register_sysfs+0xd1/0x130 [ 542.372677][ T4097] erofs_fc_fill_super+0x95c/0x1180 [ 542.377855][ T4097] get_tree_bdev+0x417/0x640 [ 542.382442][ T4097] ? erofs_release_device_info+0x90/0x90 [ 542.388156][ T4097] erofs_fc_get_tree+0x1c/0x20 [ 542.392911][ T4097] vfs_get_tree+0x88/0x290 [ 542.397342][ T4097] do_new_mount+0x289/0xad0 [ 542.401832][ T4097] ? do_move_mount_old+0x160/0x160 [ 542.407026][ T4097] ? security_capable+0xb2/0xd0 [ 542.411855][ T4097] ? ns_capable+0x8a/0xf0 [ 542.416185][ T4097] path_mount+0x60b/0x1050 [ 542.420681][ T4097] __se_sys_mount+0x2d2/0x3c0 [ 542.425339][ T4097] ? __x64_sys_mount+0xd0/0xd0 [ 542.430086][ T4097] __x64_sys_mount+0xbf/0xd0 [ 542.434655][ T4097] do_syscall_64+0x44/0xd0 [ 542.439051][ T4097] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 542.444924][ T4097] RIP: 0033:0x7f211b962c9a [ 542.449321][ T4097] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 542.468910][ T4097] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 542.477399][ T4097] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 542.485351][ T4097] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 542.493300][ T4097] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 542.501249][ T4097] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 542.509324][ T4097] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 542.517279][ T4097] [ 542.520460][ T4097] kobject: can not set name properly! [ 542.529404][ T4099] loop5: detected capacity change from 0 to 16 [ 542.536379][ T4099] FAULT_INJECTION: forcing a failure. [ 542.536379][ T4099] name failslab, interval 1, probability 0, space 0, times 0 [ 542.547648][ T4102] loop3: detected capacity change from 0 to 16 [ 542.553542][ T4099] CPU: 1 PID: 4099 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 542.557104][ T4103] loop4: detected capacity change from 0 to 16 [ 542.565851][ T4099] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 542.565868][ T4099] Call Trace: [ 542.565874][ T4099] [ 542.565880][ T4099] dump_stack_lvl+0x151/0x1b7 [ 542.565902][ T4099] ? bfq_pos_tree_add_move+0x43e/0x43e [ 542.565916][ T4099] ? get_tree_bdev+0x417/0x640 [ 542.565930][ T4099] ? vfs_get_tree+0x88/0x290 [ 542.565942][ T4099] ? do_new_mount+0x289/0xad0 [ 542.565958][ T4099] ? path_mount+0x60b/0x1050 [ 542.565973][ T4099] ? __x64_sys_mount+0xbf/0xd0 [ 542.565989][ T4099] ? do_syscall_64+0x44/0xd0 [ 542.566003][ T4099] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 542.566024][ T4099] dump_stack+0x15/0x17 [ 542.566037][ T4099] should_fail+0x3c0/0x510 [ 542.577353][ T4105] loop1: detected capacity change from 0 to 16 [ 542.582198][ T4099] ? kvasprintf_const+0x139/0x180 [ 542.582224][ T4099] __should_failslab+0x9f/0xe0 [ 542.586352][ T4102] FAULT_INJECTION: forcing a failure. [ 542.586352][ T4102] name failslab, interval 1, probability 0, space 0, times 0 [ 542.588413][ T4099] should_failslab+0x9/0x20 [ 542.588434][ T4099] __kmalloc_track_caller+0x6c/0x350 [ 542.593195][ T4103] FAULT_INJECTION: forcing a failure. [ 542.593195][ T4103] name failslab, interval 1, probability 0, space 0, times 0 [ 542.598817][ T4099] kstrdup_const+0x55/0x90 [ 542.598848][ T4099] kvasprintf_const+0x139/0x180 [ 542.598866][ T4099] kobject_set_name_vargs+0x61/0x120 [ 542.598881][ T4099] kobject_init_and_add+0xdb/0x190 [ 542.598896][ T4099] ? __kasan_check_write+0x14/0x20 [ 542.610506][ T4105] FAULT_INJECTION: forcing a failure. [ 542.610506][ T4105] name failslab, interval 1, probability 0, space 0, times 0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 542.613041][ T4099] ? kobject_add+0x210/0x210 [ 542.613063][ T4099] ? inode_init_always+0x760/0x9b0 [ 542.740292][ T4099] ? _raw_spin_unlock+0x4d/0x70 [ 542.745140][ T4099] ? _raw_spin_unlock+0x4d/0x70 [ 542.750690][ T4099] erofs_register_sysfs+0xd1/0x130 [ 542.755794][ T4099] erofs_fc_fill_super+0x95c/0x1180 [ 542.760988][ T4099] get_tree_bdev+0x417/0x640 [ 542.765568][ T4099] ? erofs_release_device_info+0x90/0x90 [ 542.771193][ T4099] erofs_fc_get_tree+0x1c/0x20 [ 542.775943][ T4099] vfs_get_tree+0x88/0x290 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 542.780345][ T4099] do_new_mount+0x289/0xad0 [ 542.784843][ T4099] ? do_move_mount_old+0x160/0x160 [ 542.789951][ T4099] ? security_capable+0xb2/0xd0 [ 542.794800][ T4099] ? ns_capable+0x8a/0xf0 [ 542.799116][ T4099] path_mount+0x60b/0x1050 [ 542.803524][ T4099] __se_sys_mount+0x2d2/0x3c0 [ 542.808195][ T4099] ? __x64_sys_mount+0xd0/0xd0 [ 542.812948][ T4099] __x64_sys_mount+0xbf/0xd0 [ 542.817527][ T4099] do_syscall_64+0x44/0xd0 [ 542.821933][ T4099] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 542.827822][ T4099] RIP: 0033:0x7f211b962c9a [ 542.832230][ T4099] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 542.851826][ T4099] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 542.860230][ T4099] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 542.868207][ T4099] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 542.876165][ T4099] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 542.884126][ T4099] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 542.892093][ T4099] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 542.900145][ T4099] [ 542.903153][ T4102] CPU: 0 PID: 4102 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 542.903277][ T4099] kobject: can not set name properly! [ 542.913909][ T4102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 542.913920][ T4102] Call Trace: [ 542.913926][ T4102] [ 542.913932][ T4102] dump_stack_lvl+0x151/0x1b7 [ 542.940134][ T4102] ? bfq_pos_tree_add_move+0x43e/0x43e [ 542.945681][ T4102] ? get_tree_bdev+0x417/0x640 [ 542.950430][ T4102] ? vfs_get_tree+0x88/0x290 [ 542.955002][ T4102] ? do_new_mount+0x289/0xad0 [ 542.959667][ T4102] ? path_mount+0x60b/0x1050 [ 542.964243][ T4102] ? __x64_sys_mount+0xbf/0xd0 [ 542.968992][ T4102] ? do_syscall_64+0x44/0xd0 [ 542.973577][ T4102] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 542.979640][ T4102] dump_stack+0x15/0x17 [ 542.983780][ T4102] should_fail+0x3c0/0x510 [ 542.988182][ T4102] ? kvasprintf_const+0x139/0x180 [ 542.993193][ T4102] __should_failslab+0x9f/0xe0 [ 542.997945][ T4102] should_failslab+0x9/0x20 [ 543.002434][ T4102] __kmalloc_track_caller+0x6c/0x350 [ 543.007705][ T4102] kstrdup_const+0x55/0x90 [ 543.012108][ T4102] kvasprintf_const+0x139/0x180 [ 543.016946][ T4102] kobject_set_name_vargs+0x61/0x120 [ 543.022217][ T4102] kobject_init_and_add+0xdb/0x190 [ 543.027319][ T4102] ? __kasan_check_write+0x14/0x20 [ 543.032423][ T4102] ? kobject_add+0x210/0x210 [ 543.036998][ T4102] ? inode_init_always+0x760/0x9b0 [ 543.042096][ T4102] ? _raw_spin_unlock+0x4d/0x70 [ 543.046935][ T4102] ? _raw_spin_unlock+0x4d/0x70 [ 543.051773][ T4102] erofs_register_sysfs+0xd1/0x130 [ 543.056870][ T4102] erofs_fc_fill_super+0x95c/0x1180 [ 543.062052][ T4102] get_tree_bdev+0x417/0x640 [ 543.066630][ T4102] ? erofs_release_device_info+0x90/0x90 [ 543.072246][ T4102] erofs_fc_get_tree+0x1c/0x20 [ 543.076994][ T4102] vfs_get_tree+0x88/0x290 [ 543.081395][ T4102] do_new_mount+0x289/0xad0 [ 543.085895][ T4102] ? do_move_mount_old+0x160/0x160 [ 543.090992][ T4102] ? security_capable+0xb2/0xd0 [ 543.095972][ T4102] ? ns_capable+0x8a/0xf0 [ 543.100303][ T4102] path_mount+0x60b/0x1050 [ 543.104716][ T4102] __se_sys_mount+0x2d2/0x3c0 [ 543.109386][ T4102] ? __x64_sys_mount+0xd0/0xd0 [ 543.114139][ T4102] ? vfs_mkdir+0x580/0x580 [ 543.118542][ T4102] __x64_sys_mount+0xbf/0xd0 [ 543.123119][ T4102] do_syscall_64+0x44/0xd0 [ 543.127524][ T4102] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 543.133404][ T4102] RIP: 0033:0x7f211b962c9a [ 543.137814][ T4102] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 543.157424][ T4102] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 543.165921][ T4102] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 543.173879][ T4102] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 543.181924][ T4102] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 543.189878][ T4102] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 543.197838][ T4102] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 543.205797][ T4102] [ 543.208798][ T4103] CPU: 1 PID: 4103 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 543.219556][ T4103] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 543.229598][ T4103] Call Trace: [ 543.232859][ T4103] [ 543.235774][ T4103] dump_stack_lvl+0x151/0x1b7 [ 543.240436][ T4103] ? bfq_pos_tree_add_move+0x43e/0x43e [ 543.245875][ T4103] ? get_tree_bdev+0x417/0x640 [ 543.250619][ T4103] ? vfs_get_tree+0x88/0x290 [ 543.255186][ T4103] ? do_new_mount+0x289/0xad0 [ 543.259845][ T4103] ? path_mount+0x60b/0x1050 [ 543.264415][ T4103] ? __x64_sys_mount+0xbf/0xd0 [ 543.269162][ T4103] ? do_syscall_64+0x44/0xd0 [ 543.273730][ T4103] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 543.279780][ T4103] dump_stack+0x15/0x17 [ 543.283914][ T4103] should_fail+0x3c0/0x510 [ 543.288314][ T4103] ? kvasprintf_const+0x139/0x180 [ 543.293321][ T4103] __should_failslab+0x9f/0xe0 [ 543.298066][ T4103] should_failslab+0x9/0x20 [ 543.302554][ T4103] __kmalloc_track_caller+0x6c/0x350 [ 543.307826][ T4103] kstrdup_const+0x55/0x90 [ 543.312225][ T4103] kvasprintf_const+0x139/0x180 [ 543.317059][ T4103] kobject_set_name_vargs+0x61/0x120 [ 543.322330][ T4103] kobject_init_and_add+0xdb/0x190 [ 543.327421][ T4103] ? __kasan_check_write+0x14/0x20 [ 543.332515][ T4103] ? kobject_add+0x210/0x210 [ 543.337087][ T4103] ? inode_init_always+0x760/0x9b0 [ 543.342179][ T4103] ? _raw_spin_unlock+0x4d/0x70 [ 543.347017][ T4103] ? _raw_spin_unlock+0x4d/0x70 [ 543.351851][ T4103] erofs_register_sysfs+0xd1/0x130 [ 543.356945][ T4103] erofs_fc_fill_super+0x95c/0x1180 [ 543.362125][ T4103] get_tree_bdev+0x417/0x640 [ 543.366695][ T4103] ? erofs_release_device_info+0x90/0x90 [ 543.372308][ T4103] erofs_fc_get_tree+0x1c/0x20 [ 543.377052][ T4103] vfs_get_tree+0x88/0x290 [ 543.381448][ T4103] do_new_mount+0x289/0xad0 [ 543.385936][ T4103] ? do_move_mount_old+0x160/0x160 [ 543.391028][ T4103] ? security_capable+0xb2/0xd0 [ 543.395863][ T4103] ? ns_capable+0x8a/0xf0 [ 543.400178][ T4103] path_mount+0x60b/0x1050 [ 543.404582][ T4103] __se_sys_mount+0x2d2/0x3c0 [ 543.409241][ T4103] ? __x64_sys_mount+0xd0/0xd0 [ 543.414002][ T4103] __x64_sys_mount+0xbf/0xd0 [ 543.418610][ T4103] do_syscall_64+0x44/0xd0 [ 543.423030][ T4103] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 543.428924][ T4103] RIP: 0033:0x7f211b962c9a [ 543.433340][ T4103] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 543.452928][ T4103] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 543.461330][ T4103] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 543.469300][ T4103] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 543.477274][ T4103] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 543.485249][ T4103] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 543.493209][ T4103] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 543.501166][ T4103] [ 543.504643][ T4105] CPU: 1 PID: 4105 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 543.510449][ T4103] kobject: can not set name properly! [ 543.515411][ T4105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 543.515426][ T4105] Call Trace: [ 543.515431][ T4105] [ 543.515437][ T4105] dump_stack_lvl+0x151/0x1b7 [ 543.515459][ T4105] ? bfq_pos_tree_add_move+0x43e/0x43e [ 543.515476][ T4105] ? get_tree_bdev+0x417/0x640 [ 543.515491][ T4105] ? vfs_get_tree+0x88/0x290 [ 543.515505][ T4105] ? do_new_mount+0x289/0xad0 [ 543.515522][ T4105] ? path_mount+0x60b/0x1050 [ 543.565615][ T4105] ? __x64_sys_mount+0xbf/0xd0 [ 543.570374][ T4105] ? do_syscall_64+0x44/0xd0 [ 543.574983][ T4105] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 543.581036][ T4105] dump_stack+0x15/0x17 [ 543.585176][ T4105] should_fail+0x3c0/0x510 [ 543.589576][ T4105] ? kvasprintf_const+0x139/0x180 [ 543.594586][ T4105] __should_failslab+0x9f/0xe0 [ 543.599335][ T4105] should_failslab+0x9/0x20 [ 543.603819][ T4105] __kmalloc_track_caller+0x6c/0x350 [ 543.609088][ T4105] kstrdup_const+0x55/0x90 [ 543.613487][ T4105] kvasprintf_const+0x139/0x180 [ 543.618408][ T4105] kobject_set_name_vargs+0x61/0x120 [ 543.623673][ T4105] kobject_init_and_add+0xdb/0x190 [ 543.628765][ T4105] ? __kasan_check_write+0x14/0x20 [ 543.633855][ T4105] ? kobject_add+0x210/0x210 [ 543.638424][ T4105] ? inode_init_always+0x760/0x9b0 [ 543.643515][ T4105] ? _raw_spin_unlock+0x4d/0x70 [ 543.648351][ T4105] ? _raw_spin_unlock+0x4d/0x70 [ 543.653188][ T4105] erofs_register_sysfs+0xd1/0x130 [ 543.658287][ T4105] erofs_fc_fill_super+0x95c/0x1180 [ 543.663466][ T4105] get_tree_bdev+0x417/0x640 [ 543.668055][ T4105] ? erofs_release_device_info+0x90/0x90 [ 543.673695][ T4105] erofs_fc_get_tree+0x1c/0x20 [ 543.678462][ T4105] vfs_get_tree+0x88/0x290 [ 543.682883][ T4105] do_new_mount+0x289/0xad0 [ 543.687390][ T4105] ? do_move_mount_old+0x160/0x160 [ 543.692490][ T4105] ? security_capable+0xb2/0xd0 [ 543.697325][ T4105] ? ns_capable+0x8a/0xf0 [ 543.701643][ T4105] path_mount+0x60b/0x1050 [ 543.706045][ T4105] __se_sys_mount+0x2d2/0x3c0 [ 543.710705][ T4105] ? __x64_sys_mount+0xd0/0xd0 [ 543.715450][ T4105] __x64_sys_mount+0xbf/0xd0 [ 543.720022][ T4105] do_syscall_64+0x44/0xd0 [ 543.724425][ T4105] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 543.730648][ T4105] RIP: 0033:0x7f211b962c9a [ 543.735054][ T4105] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 543.754917][ T4105] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 543.763318][ T4105] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 543.771271][ T4105] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 543.779224][ T4105] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 543.787276][ T4105] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 543.795242][ T4105] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 543.803224][ T4105] [ 543.808603][ T4105] kobject: can not set name properly! [ 543.812976][ T4109] loop0: detected capacity change from 0 to 16 [ 543.820871][ T4102] kobject: can not set name properly! [ 543.827297][ T4109] FAULT_INJECTION: forcing a failure. [ 543.827297][ T4109] name failslab, interval 1, probability 0, space 0, times 0 [ 543.828226][ T4108] loop2: detected capacity change from 0 to 16 [ 543.841886][ T4109] CPU: 1 PID: 4109 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 543.848171][ T4111] loop5: detected capacity change from 0 to 16 [ 543.856889][ T4109] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 543.856900][ T4109] Call Trace: [ 543.856905][ T4109] [ 543.856910][ T4109] dump_stack_lvl+0x151/0x1b7 [ 543.856931][ T4109] ? bfq_pos_tree_add_move+0x43e/0x43e [ 543.856948][ T4109] dump_stack+0x15/0x17 [ 543.863813][ T4108] FAULT_INJECTION: forcing a failure. [ 543.863813][ T4108] name failslab, interval 1, probability 0, space 0, times 0 [ 543.873110][ T4109] should_fail+0x3c0/0x510 [ 543.873135][ T4109] __should_failslab+0x9f/0xe0 [ 543.873150][ T4109] should_failslab+0x9/0x20 [ 543.873164][ T4109] kmem_cache_alloc+0x4f/0x2f0 [ 543.876513][ T4111] FAULT_INJECTION: forcing a failure. [ 543.876513][ T4111] name failslab, interval 1, probability 0, space 0, times 0 [ 543.879339][ T4109] ? from_kuid_munged+0x7b0/0x7b0 [ 543.942328][ T4109] ? security_inode_alloc+0x29/0x140 [ 543.947609][ T4109] security_inode_alloc+0x29/0x140 [ 543.952713][ T4109] inode_init_always+0x749/0x9b0 [ 543.957637][ T4109] ? _erofs_info+0x190/0x190 [ 543.962216][ T4109] new_inode_pseudo+0x93/0x220 [ 543.966969][ T4109] new_inode+0x28/0x1c0 [ 543.971112][ T4109] ? _raw_spin_unlock+0x4d/0x70 [ 543.975957][ T4109] ? erofs_shrinker_register+0xfb/0x110 [ 543.981491][ T4109] erofs_fc_fill_super+0x867/0x1180 [ 543.986677][ T4109] get_tree_bdev+0x417/0x640 [ 543.991252][ T4109] ? erofs_release_device_info+0x90/0x90 [ 543.996874][ T4109] erofs_fc_get_tree+0x1c/0x20 [ 544.001623][ T4109] vfs_get_tree+0x88/0x290 [ 544.006024][ T4109] do_new_mount+0x289/0xad0 [ 544.010521][ T4109] ? do_move_mount_old+0x160/0x160 [ 544.015621][ T4109] ? security_capable+0xb2/0xd0 [ 544.020460][ T4109] ? ns_capable+0x8a/0xf0 [ 544.024868][ T4109] path_mount+0x60b/0x1050 [ 544.029274][ T4109] __se_sys_mount+0x2d2/0x3c0 [ 544.033950][ T4109] ? __x64_sys_mount+0xd0/0xd0 [ 544.038726][ T4109] __x64_sys_mount+0xbf/0xd0 [ 544.043328][ T4109] do_syscall_64+0x44/0xd0 [ 544.047749][ T4109] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 544.053637][ T4109] RIP: 0033:0x7f211b962c9a [ 544.058131][ T4109] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 544.077725][ T4109] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 544.086134][ T4109] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 544.094090][ T4109] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 544.102049][ T4109] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 544.110015][ T4109] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 544.117985][ T4109] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 544.125963][ T4109] [ 544.128970][ T4108] CPU: 0 PID: 4108 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 544.139819][ T4108] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 544.149866][ T4108] Call Trace: [ 544.153128][ T4108] [ 544.156046][ T4108] dump_stack_lvl+0x151/0x1b7 [ 544.160711][ T4108] ? bfq_pos_tree_add_move+0x43e/0x43e [ 544.166150][ T4108] ? get_tree_bdev+0x417/0x640 [ 544.170896][ T4108] ? vfs_get_tree+0x88/0x290 [ 544.175465][ T4108] ? do_new_mount+0x289/0xad0 [ 544.180125][ T4108] ? path_mount+0x60b/0x1050 [ 544.184697][ T4108] ? __x64_sys_mount+0xbf/0xd0 [ 544.189441][ T4108] ? do_syscall_64+0x44/0xd0 [ 544.194018][ T4108] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 544.200068][ T4108] dump_stack+0x15/0x17 [ 544.204204][ T4108] should_fail+0x3c0/0x510 [ 544.208609][ T4108] ? kvasprintf_const+0x139/0x180 [ 544.213614][ T4108] __should_failslab+0x9f/0xe0 [ 544.218365][ T4108] should_failslab+0x9/0x20 [ 544.222851][ T4108] __kmalloc_track_caller+0x6c/0x350 [ 544.228669][ T4108] kstrdup_const+0x55/0x90 [ 544.233068][ T4108] kvasprintf_const+0x139/0x180 [ 544.237901][ T4108] kobject_set_name_vargs+0x61/0x120 [ 544.243169][ T4108] kobject_init_and_add+0xdb/0x190 [ 544.248263][ T4108] ? __kasan_check_write+0x14/0x20 [ 544.253359][ T4108] ? kobject_add+0x210/0x210 [ 544.257930][ T4108] ? inode_init_always+0x760/0x9b0 [ 544.263022][ T4108] ? _raw_spin_unlock+0x4d/0x70 [ 544.267854][ T4108] ? _raw_spin_unlock+0x4d/0x70 [ 544.272687][ T4108] erofs_register_sysfs+0xd1/0x130 [ 544.277779][ T4108] erofs_fc_fill_super+0x95c/0x1180 [ 544.282958][ T4108] get_tree_bdev+0x417/0x640 [ 544.287534][ T4108] ? erofs_release_device_info+0x90/0x90 [ 544.293146][ T4108] erofs_fc_get_tree+0x1c/0x20 [ 544.297891][ T4108] vfs_get_tree+0x88/0x290 [ 544.302287][ T4108] do_new_mount+0x289/0xad0 [ 544.306778][ T4108] ? do_move_mount_old+0x160/0x160 [ 544.311872][ T4108] ? security_capable+0xb2/0xd0 [ 544.316703][ T4108] ? ns_capable+0x8a/0xf0 [ 544.321015][ T4108] path_mount+0x60b/0x1050 [ 544.325419][ T4108] __se_sys_mount+0x2d2/0x3c0 [ 544.330083][ T4108] ? __x64_sys_mount+0xd0/0xd0 [ 544.334830][ T4108] __x64_sys_mount+0xbf/0xd0 [ 544.339406][ T4108] do_syscall_64+0x44/0xd0 [ 544.343806][ T4108] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 544.349683][ T4108] RIP: 0033:0x7f211b962c9a [ 544.354081][ T4108] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 544.373670][ T4108] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 544.382064][ T4108] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 544.390016][ T4108] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 544.397970][ T4108] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 544.405922][ T4108] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 544.413871][ T4108] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 544.421826][ T4108] [ 544.424930][ T4111] CPU: 1 PID: 4111 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 544.427364][ T4108] kobject: can not set name properly! [ 544.435775][ T4111] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 544.435787][ T4111] Call Trace: [ 544.435791][ T4111] [ 544.435796][ T4111] dump_stack_lvl+0x151/0x1b7 [ 544.435817][ T4111] ? bfq_pos_tree_add_move+0x43e/0x43e [ 544.435834][ T4111] ? get_tree_bdev+0x417/0x640 [ 544.472165][ T4111] ? vfs_get_tree+0x88/0x290 [ 544.476735][ T4111] ? do_new_mount+0x289/0xad0 [ 544.481392][ T4111] ? path_mount+0x60b/0x1050 [ 544.485956][ T4111] ? __x64_sys_mount+0xbf/0xd0 [ 544.490694][ T4111] ? do_syscall_64+0x44/0xd0 [ 544.495259][ T4111] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 544.501307][ T4111] dump_stack+0x15/0x17 [ 544.505456][ T4111] should_fail+0x3c0/0x510 [ 544.509861][ T4111] ? kvasprintf_const+0x139/0x180 [ 544.514868][ T4111] __should_failslab+0x9f/0xe0 [ 544.519615][ T4111] should_failslab+0x9/0x20 [ 544.524093][ T4111] __kmalloc_track_caller+0x6c/0x350 [ 544.529356][ T4111] kstrdup_const+0x55/0x90 [ 544.533754][ T4111] kvasprintf_const+0x139/0x180 [ 544.538581][ T4111] kobject_set_name_vargs+0x61/0x120 [ 544.543845][ T4111] kobject_init_and_add+0xdb/0x190 [ 544.548959][ T4111] ? __kasan_check_write+0x14/0x20 [ 544.554059][ T4111] ? kobject_add+0x210/0x210 [ 544.558635][ T4111] ? inode_init_always+0x760/0x9b0 [ 544.563734][ T4111] ? _raw_spin_unlock+0x4d/0x70 [ 544.568567][ T4111] ? _raw_spin_unlock+0x4d/0x70 [ 544.573397][ T4111] erofs_register_sysfs+0xd1/0x130 [ 544.578488][ T4111] erofs_fc_fill_super+0x95c/0x1180 [ 544.583675][ T4111] get_tree_bdev+0x417/0x640 [ 544.588273][ T4111] ? erofs_release_device_info+0x90/0x90 [ 544.593888][ T4111] erofs_fc_get_tree+0x1c/0x20 [ 544.598641][ T4111] vfs_get_tree+0x88/0x290 [ 544.603043][ T4111] do_new_mount+0x289/0xad0 [ 544.607536][ T4111] ? do_move_mount_old+0x160/0x160 [ 544.612649][ T4111] ? security_capable+0xb2/0xd0 [ 544.617531][ T4111] ? ns_capable+0x8a/0xf0 [ 544.621846][ T4111] path_mount+0x60b/0x1050 [ 544.626253][ T4111] __se_sys_mount+0x2d2/0x3c0 [ 544.630914][ T4111] ? __x64_sys_mount+0xd0/0xd0 [ 544.635664][ T4111] __x64_sys_mount+0xbf/0xd0 [ 544.640233][ T4111] do_syscall_64+0x44/0xd0 [ 544.644636][ T4111] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 544.650526][ T4111] RIP: 0033:0x7f211b962c9a [ 544.654926][ T4111] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 544.674518][ T4111] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 544.682909][ T4111] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 544.690865][ T4111] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 544.698817][ T4111] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 544.706792][ T4111] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 544.714752][ T4111] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 544.722716][ T4111] [ 544.726032][ T4111] kobject: can not set name properly! [ 544.807434][ T4115] loop1: detected capacity change from 0 to 16 [ 544.817147][ T4115] FAULT_INJECTION: forcing a failure. [ 544.817147][ T4115] name failslab, interval 1, probability 0, space 0, times 0 [ 544.830490][ T4122] loop5: detected capacity change from 0 to 16 [ 544.830492][ T4120] loop3: detected capacity change from 0 to 16 [ 544.831196][ T4120] FAULT_INJECTION: forcing a failure. [ 544.831196][ T4120] name failslab, interval 1, probability 0, space 0, times 0 [ 544.837527][ T4119] loop2: detected capacity change from 0 to 16 [ 544.843997][ T4121] loop0: detected capacity change from 0 to 16 [ 544.861118][ T4122] FAULT_INJECTION: forcing a failure. [ 544.861118][ T4122] name failslab, interval 1, probability 0, space 0, times 0 [ 544.862507][ T4123] loop4: detected capacity change from 0 to 16 [ 544.868526][ T4122] CPU: 1 PID: 4122 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 544.897643][ T4122] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 544.899096][ T4121] FAULT_INJECTION: forcing a failure. [ 544.899096][ T4121] name failslab, interval 1, probability 0, space 0, times 0 [ 544.907691][ T4122] Call Trace: [ 544.907699][ T4122] [ 544.907704][ T4122] dump_stack_lvl+0x151/0x1b7 [ 544.907731][ T4122] ? bfq_pos_tree_add_move+0x43e/0x43e [ 544.930572][ T4123] FAULT_INJECTION: forcing a failure. [ 544.930572][ T4123] name failslab, interval 1, probability 0, space 0, times 0 [ 544.931113][ T4122] dump_stack+0x15/0x17 [ 544.953252][ T4122] should_fail+0x3c0/0x510 [ 544.957671][ T4122] __should_failslab+0x9f/0xe0 [ 544.962425][ T4122] should_failslab+0x9/0x20 [ 544.966913][ T4122] kmem_cache_alloc+0x4f/0x2f0 [ 544.971665][ T4122] ? from_kuid_munged+0x7b0/0x7b0 [ 544.976678][ T4122] ? security_inode_alloc+0x29/0x140 [ 544.981952][ T4122] security_inode_alloc+0x29/0x140 [ 544.987055][ T4122] inode_init_always+0x749/0x9b0 [ 544.991985][ T4122] ? _erofs_info+0x190/0x190 [ 544.996561][ T4122] new_inode_pseudo+0x93/0x220 [ 545.001312][ T4122] new_inode+0x28/0x1c0 [ 545.005473][ T4122] ? _raw_spin_unlock+0x4d/0x70 [ 545.010311][ T4122] ? erofs_shrinker_register+0xfb/0x110 [ 545.015845][ T4122] erofs_fc_fill_super+0x867/0x1180 [ 545.021038][ T4122] get_tree_bdev+0x417/0x640 [ 545.025615][ T4122] ? erofs_release_device_info+0x90/0x90 [ 545.031496][ T4122] erofs_fc_get_tree+0x1c/0x20 [ 545.036256][ T4122] vfs_get_tree+0x88/0x290 [ 545.040662][ T4122] do_new_mount+0x289/0xad0 [ 545.045154][ T4122] ? do_move_mount_old+0x160/0x160 [ 545.050255][ T4122] ? security_capable+0xb2/0xd0 [ 545.055092][ T4122] ? ns_capable+0x8a/0xf0 [ 545.059408][ T4122] path_mount+0x60b/0x1050 [ 545.063818][ T4122] __se_sys_mount+0x2d2/0x3c0 [ 545.068485][ T4122] ? __x64_sys_mount+0xd0/0xd0 [ 545.073238][ T4122] __x64_sys_mount+0xbf/0xd0 [ 545.077823][ T4122] do_syscall_64+0x44/0xd0 [ 545.082227][ T4122] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 545.088115][ T4122] RIP: 0033:0x7f211b962c9a [ 545.092526][ T4122] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 545.112131][ T4122] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 545.120541][ T4122] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 545.128503][ T4122] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 545.136461][ T4122] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 545.144424][ T4122] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 545.152380][ T4122] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 545.160438][ T4122] [ 545.163447][ T4120] CPU: 0 PID: 4120 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 545.174216][ T4120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 545.184276][ T4120] Call Trace: [ 545.187560][ T4120] [ 545.190483][ T4120] dump_stack_lvl+0x151/0x1b7 [ 545.195156][ T4120] ? bfq_pos_tree_add_move+0x43e/0x43e [ 545.200602][ T4120] dump_stack+0x15/0x17 [ 545.204748][ T4120] should_fail+0x3c0/0x510 [ 545.209161][ T4120] __should_failslab+0x9f/0xe0 [ 545.213912][ T4120] should_failslab+0x9/0x20 [ 545.218405][ T4120] kmem_cache_alloc+0x4f/0x2f0 [ 545.223157][ T4120] ? from_kuid_munged+0x7b0/0x7b0 [ 545.228204][ T4120] ? security_inode_alloc+0x29/0x140 [ 545.233492][ T4120] security_inode_alloc+0x29/0x140 [ 545.238600][ T4120] inode_init_always+0x749/0x9b0 [ 545.243538][ T4120] ? _erofs_info+0x190/0x190 [ 545.248117][ T4120] new_inode_pseudo+0x93/0x220 [ 545.252871][ T4120] new_inode+0x28/0x1c0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 545.257013][ T4120] ? _raw_spin_unlock+0x4d/0x70 [ 545.261850][ T4120] ? erofs_shrinker_register+0xfb/0x110 [ 545.267383][ T4120] erofs_fc_fill_super+0x867/0x1180 [ 545.272590][ T4120] get_tree_bdev+0x417/0x640 [ 545.277169][ T4120] ? erofs_release_device_info+0x90/0x90 [ 545.282793][ T4120] erofs_fc_get_tree+0x1c/0x20 [ 545.287548][ T4120] vfs_get_tree+0x88/0x290 [ 545.291965][ T4120] do_new_mount+0x289/0xad0 [ 545.296473][ T4120] ? do_move_mount_old+0x160/0x160 [ 545.301692][ T4120] ? security_capable+0xb2/0xd0 [ 545.306554][ T4120] ? ns_capable+0x8a/0xf0 [ 545.310883][ T4120] path_mount+0x60b/0x1050 [ 545.315296][ T4120] __se_sys_mount+0x2d2/0x3c0 [ 545.319961][ T4120] ? __x64_sys_mount+0xd0/0xd0 [ 545.324713][ T4120] __x64_sys_mount+0xbf/0xd0 [ 545.329292][ T4120] do_syscall_64+0x44/0xd0 [ 545.333711][ T4120] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 545.339615][ T4120] RIP: 0033:0x7f211b962c9a [ 545.344023][ T4120] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 545.363619][ T4120] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 545.372023][ T4120] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 545.379986][ T4120] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 545.387944][ T4120] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 545.395915][ T4120] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 545.403891][ T4120] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 545.411864][ T4120] [ 545.414895][ T4123] CPU: 1 PID: 4123 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 545.419694][ T4119] FAULT_INJECTION: forcing a failure. [ 545.419694][ T4119] name failslab, interval 1, probability 0, space 0, times 0 [ 545.425669][ T4123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 545.425683][ T4123] Call Trace: [ 545.425689][ T4123] [ 545.425695][ T4123] dump_stack_lvl+0x151/0x1b7 [ 545.425716][ T4123] ? bfq_pos_tree_add_move+0x43e/0x43e [ 545.425732][ T4123] ? _raw_spin_lock+0xa3/0x1b0 [ 545.425752][ T4123] dump_stack+0x15/0x17 [ 545.425765][ T4123] should_fail+0x3c0/0x510 [ 545.425784][ T4123] __should_failslab+0x9f/0xe0 [ 545.425800][ T4123] should_failslab+0x9/0x20 [ 545.487247][ T4123] kmem_cache_alloc+0x4f/0x2f0 [ 545.492006][ T4123] ? erofs_alloc_inode+0x1b/0x50 [ 545.496931][ T4123] ? __kasan_check_write+0x14/0x20 [ 545.502028][ T4123] ? _erofs_info+0x190/0x190 [ 545.506603][ T4123] erofs_alloc_inode+0x1b/0x50 [ 545.511351][ T4123] ? _erofs_info+0x190/0x190 [ 545.515929][ T4123] new_inode_pseudo+0x64/0x220 [ 545.520682][ T4123] new_inode+0x28/0x1c0 [ 545.524834][ T4123] ? _raw_spin_unlock+0x4d/0x70 [ 545.529692][ T4123] ? erofs_shrinker_register+0xfb/0x110 [ 545.535230][ T4123] erofs_fc_fill_super+0x867/0x1180 [ 545.540422][ T4123] get_tree_bdev+0x417/0x640 [ 545.545000][ T4123] ? erofs_release_device_info+0x90/0x90 [ 545.550706][ T4123] erofs_fc_get_tree+0x1c/0x20 [ 545.555455][ T4123] vfs_get_tree+0x88/0x290 [ 545.559855][ T4123] do_new_mount+0x289/0xad0 [ 545.564350][ T4123] ? do_move_mount_old+0x160/0x160 [ 545.569448][ T4123] ? security_capable+0xb2/0xd0 [ 545.574285][ T4123] ? ns_capable+0x8a/0xf0 [ 545.578603][ T4123] path_mount+0x60b/0x1050 [ 545.583016][ T4123] __se_sys_mount+0x2d2/0x3c0 [ 545.587683][ T4123] ? __x64_sys_mount+0xd0/0xd0 [ 545.592470][ T4123] ? vfs_mkdir+0x580/0x580 [ 545.596963][ T4123] __x64_sys_mount+0xbf/0xd0 [ 545.601542][ T4123] do_syscall_64+0x44/0xd0 [ 545.605943][ T4123] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 545.611830][ T4123] RIP: 0033:0x7f211b962c9a [ 545.616233][ T4123] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 545.635831][ T4123] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 545.644229][ T4123] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 545.652187][ T4123] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 545.660142][ T4123] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 545.668099][ T4123] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 545.676063][ T4123] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 545.684041][ T4123] [ 545.687047][ T4119] CPU: 0 PID: 4119 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 545.697809][ T4119] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 545.707858][ T4119] Call Trace: [ 545.711125][ T4119] [ 545.714042][ T4119] dump_stack_lvl+0x151/0x1b7 [ 545.718710][ T4119] ? bfq_pos_tree_add_move+0x43e/0x43e [ 545.724150][ T4119] ? _raw_spin_lock+0xa3/0x1b0 [ 545.728897][ T4119] dump_stack+0x15/0x17 [ 545.733060][ T4119] should_fail+0x3c0/0x510 [ 545.737482][ T4119] __should_failslab+0x9f/0xe0 [ 545.742239][ T4119] should_failslab+0x9/0x20 [ 545.746731][ T4119] kmem_cache_alloc+0x4f/0x2f0 [ 545.751476][ T4119] ? erofs_alloc_inode+0x1b/0x50 [ 545.756395][ T4119] ? __kasan_check_write+0x14/0x20 [ 545.761490][ T4119] ? _erofs_info+0x190/0x190 [ 545.766068][ T4119] erofs_alloc_inode+0x1b/0x50 [ 545.770821][ T4119] ? _erofs_info+0x190/0x190 [ 545.775415][ T4119] new_inode_pseudo+0x64/0x220 [ 545.780177][ T4119] new_inode+0x28/0x1c0 [ 545.784336][ T4119] ? _raw_spin_unlock+0x4d/0x70 [ 545.789191][ T4119] ? erofs_shrinker_register+0xfb/0x110 [ 545.794733][ T4119] erofs_fc_fill_super+0x867/0x1180 [ 545.799914][ T4119] get_tree_bdev+0x417/0x640 [ 545.804484][ T4119] ? erofs_release_device_info+0x90/0x90 [ 545.810099][ T4119] erofs_fc_get_tree+0x1c/0x20 [ 545.814844][ T4119] vfs_get_tree+0x88/0x290 [ 545.819242][ T4119] do_new_mount+0x289/0xad0 [ 545.823729][ T4119] ? do_move_mount_old+0x160/0x160 [ 545.828826][ T4119] ? security_capable+0xb2/0xd0 [ 545.833659][ T4119] ? ns_capable+0x8a/0xf0 [ 545.837972][ T4119] path_mount+0x60b/0x1050 [ 545.842371][ T4119] __se_sys_mount+0x2d2/0x3c0 [ 545.847150][ T4119] ? __x64_sys_mount+0xd0/0xd0 [ 545.851919][ T4119] __x64_sys_mount+0xbf/0xd0 [ 545.856508][ T4119] do_syscall_64+0x44/0xd0 [ 545.860910][ T4119] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 545.866789][ T4119] RIP: 0033:0x7f211b962c9a [ 545.871188][ T4119] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 545.890776][ T4119] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 545.899171][ T4119] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 545.907125][ T4119] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 545.915076][ T4119] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 545.923027][ T4119] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 545.930978][ T4119] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 545.938942][ T4119] [ 545.948545][ T4121] CPU: 0 PID: 4121 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 545.959344][ T4121] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 545.969400][ T4121] Call Trace: [ 545.972690][ T4121] [ 545.975690][ T4121] dump_stack_lvl+0x151/0x1b7 [ 545.980381][ T4121] ? bfq_pos_tree_add_move+0x43e/0x43e [ 545.985854][ T4121] dump_stack+0x15/0x17 [ 545.990020][ T4121] should_fail+0x3c0/0x510 [ 545.994449][ T4121] __should_failslab+0x9f/0xe0 [ 545.999225][ T4121] should_failslab+0x9/0x20 [ 546.003734][ T4121] kmem_cache_alloc+0x4f/0x2f0 [ 546.008503][ T4121] ? from_kuid_munged+0x7b0/0x7b0 [ 546.013531][ T4121] ? security_inode_alloc+0x29/0x140 [ 546.018801][ T4121] security_inode_alloc+0x29/0x140 [ 546.023899][ T4121] inode_init_always+0x749/0x9b0 [ 546.028816][ T4121] ? _erofs_info+0x190/0x190 [ 546.033387][ T4121] new_inode_pseudo+0x93/0x220 [ 546.038133][ T4121] new_inode+0x28/0x1c0 [ 546.042269][ T4121] ? _raw_spin_unlock+0x4d/0x70 [ 546.047277][ T4121] ? erofs_shrinker_register+0xfb/0x110 [ 546.052805][ T4121] erofs_fc_fill_super+0x867/0x1180 [ 546.057987][ T4121] get_tree_bdev+0x417/0x640 [ 546.062558][ T4121] ? erofs_release_device_info+0x90/0x90 [ 546.068172][ T4121] erofs_fc_get_tree+0x1c/0x20 [ 546.072917][ T4121] vfs_get_tree+0x88/0x290 [ 546.077312][ T4121] do_new_mount+0x289/0xad0 [ 546.081797][ T4121] ? do_move_mount_old+0x160/0x160 [ 546.086891][ T4121] ? security_capable+0xb2/0xd0 [ 546.091723][ T4121] ? ns_capable+0x8a/0xf0 [ 546.096036][ T4121] path_mount+0x60b/0x1050 [ 546.100435][ T4121] __se_sys_mount+0x2d2/0x3c0 [ 546.105094][ T4121] ? __x64_sys_mount+0xd0/0xd0 [ 546.109845][ T4121] ? vfs_mkdir+0x580/0x580 [ 546.114243][ T4121] __x64_sys_mount+0xbf/0xd0 [ 546.118815][ T4121] do_syscall_64+0x44/0xd0 [ 546.123217][ T4121] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 546.129095][ T4121] RIP: 0033:0x7f211b962c9a [ 546.133496][ T4121] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 546.153084][ T4121] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 546.161494][ T4121] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 546.169462][ T4121] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 546.177416][ T4121] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 546.185377][ T4121] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 546.193332][ T4121] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 546.201285][ T4121] [ 546.209774][ T4115] CPU: 0 PID: 4115 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 546.220560][ T4115] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 546.230604][ T4115] Call Trace: [ 546.233870][ T4115] [ 546.236783][ T4115] dump_stack_lvl+0x151/0x1b7 [ 546.241446][ T4115] ? bfq_pos_tree_add_move+0x43e/0x43e [ 546.246901][ T4115] dump_stack+0x15/0x17 [ 546.251042][ T4115] should_fail+0x3c0/0x510 [ 546.255452][ T4115] __should_failslab+0x9f/0xe0 [ 546.260203][ T4115] should_failslab+0x9/0x20 [ 546.264693][ T4115] kmem_cache_alloc+0x4f/0x2f0 [ 546.269523][ T4115] ? from_kuid_munged+0x7b0/0x7b0 [ 546.274599][ T4115] ? security_inode_alloc+0x29/0x140 [ 546.279867][ T4115] security_inode_alloc+0x29/0x140 [ 546.284960][ T4115] inode_init_always+0x749/0x9b0 [ 546.289876][ T4115] ? _erofs_info+0x190/0x190 [ 546.294446][ T4115] new_inode_pseudo+0x93/0x220 [ 546.299192][ T4115] new_inode+0x28/0x1c0 [ 546.303335][ T4115] ? _raw_spin_unlock+0x4d/0x70 [ 546.308168][ T4115] ? erofs_shrinker_register+0xfb/0x110 [ 546.313701][ T4115] erofs_fc_fill_super+0x867/0x1180 [ 546.318882][ T4115] get_tree_bdev+0x417/0x640 [ 546.323450][ T4115] ? erofs_release_device_info+0x90/0x90 [ 546.329329][ T4115] erofs_fc_get_tree+0x1c/0x20 [ 546.334160][ T4115] vfs_get_tree+0x88/0x290 [ 546.338557][ T4115] do_new_mount+0x289/0xad0 [ 546.343137][ T4115] ? do_move_mount_old+0x160/0x160 [ 546.348240][ T4115] ? security_capable+0xb2/0xd0 [ 546.353091][ T4115] ? ns_capable+0x8a/0xf0 [ 546.357418][ T4115] path_mount+0x60b/0x1050 [ 546.361831][ T4115] __se_sys_mount+0x2d2/0x3c0 [ 546.366502][ T4115] ? __x64_sys_mount+0xd0/0xd0 [ 546.371346][ T4115] __x64_sys_mount+0xbf/0xd0 [ 546.375919][ T4115] do_syscall_64+0x44/0xd0 [ 546.380316][ T4115] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 546.386193][ T4115] RIP: 0033:0x7f211b962c9a [ 546.390593][ T4115] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 546.410179][ T4115] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 546.418575][ T4115] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 546.426535][ T4115] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 546.434488][ T4115] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 546.442448][ T4115] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 546.450402][ T4115] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 546.458356][ T4115] [ 546.479068][ T4125] loop5: detected capacity change from 0 to 16 [ 546.486695][ T4125] FAULT_INJECTION: forcing a failure. [ 546.486695][ T4125] name failslab, interval 1, probability 0, space 0, times 0 [ 546.499671][ T4125] CPU: 1 PID: 4125 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 546.510538][ T4125] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 546.520588][ T4125] Call Trace: [ 546.523851][ T4125] [ 546.526775][ T4125] dump_stack_lvl+0x151/0x1b7 [ 546.531458][ T4125] ? bfq_pos_tree_add_move+0x43e/0x43e [ 546.536921][ T4125] dump_stack+0x15/0x17 [ 546.541062][ T4125] should_fail+0x3c0/0x510 [ 546.545463][ T4125] __should_failslab+0x9f/0xe0 [ 546.550211][ T4125] should_failslab+0x9/0x20 [ 546.554693][ T4125] kmem_cache_alloc+0x4f/0x2f0 [ 546.559438][ T4125] ? __kernfs_new_node+0xdb/0x6e0 [ 546.564449][ T4125] __kernfs_new_node+0xdb/0x6e0 [ 546.569280][ T4125] ? erofs_fc_get_tree+0x1c/0x20 [ 546.574197][ T4125] ? vfs_get_tree+0x88/0x290 [ 546.578764][ T4125] ? do_new_mount+0x289/0xad0 [ 546.583427][ T4125] ? path_mount+0x60b/0x1050 [ 546.587997][ T4125] ? __se_sys_mount+0x2d2/0x3c0 [ 546.592828][ T4125] ? kernfs_new_node+0x170/0x170 [ 546.597746][ T4125] kernfs_create_dir_ns+0x9b/0x230 [ 546.602840][ T4125] sysfs_create_dir_ns+0x181/0x390 [ 546.607932][ T4125] ? sysfs_warn_dup+0xa0/0xa0 [ 546.612591][ T4125] ? memcpy+0x56/0x70 [ 546.616557][ T4125] kobject_add_internal+0x766/0xda0 [ 546.621736][ T4125] kobject_init_and_add+0x123/0x190 [ 546.626916][ T4125] ? __kasan_check_write+0x14/0x20 [ 546.632005][ T4125] ? kobject_add+0x210/0x210 [ 546.636575][ T4125] ? inode_init_always+0x760/0x9b0 [ 546.641667][ T4125] ? _raw_spin_unlock+0x4d/0x70 [ 546.646498][ T4125] ? _raw_spin_unlock+0x4d/0x70 [ 546.651328][ T4125] erofs_register_sysfs+0xd1/0x130 [ 546.656423][ T4125] erofs_fc_fill_super+0x95c/0x1180 [ 546.661625][ T4125] get_tree_bdev+0x417/0x640 [ 546.666196][ T4125] ? erofs_release_device_info+0x90/0x90 [ 546.671807][ T4125] erofs_fc_get_tree+0x1c/0x20 [ 546.676561][ T4125] vfs_get_tree+0x88/0x290 [ 546.680986][ T4125] do_new_mount+0x289/0xad0 [ 546.685482][ T4125] ? do_move_mount_old+0x160/0x160 [ 546.690579][ T4125] ? security_capable+0xb2/0xd0 [ 546.695417][ T4125] ? ns_capable+0x8a/0xf0 [ 546.699728][ T4125] path_mount+0x60b/0x1050 [ 546.704126][ T4125] __se_sys_mount+0x2d2/0x3c0 [ 546.708787][ T4125] ? __x64_sys_mount+0xd0/0xd0 [ 546.713533][ T4125] __x64_sys_mount+0xbf/0xd0 [ 546.718111][ T4125] do_syscall_64+0x44/0xd0 [ 546.722508][ T4125] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 546.728383][ T4125] RIP: 0033:0x7f211b962c9a [ 546.732788][ T4125] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 546.752522][ T4125] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 546.760963][ T4125] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 546.769140][ T4125] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 546.777108][ T4125] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 546.785245][ T4125] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 546.793200][ T4125] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 546.801167][ T4125] [ 546.805503][ T4125] kobject_add_internal failed for loop5 (error: -12 parent: erofs) [ 546.834063][ T4127] loop4: detected capacity change from 0 to 16 [ 546.839498][ T4129] loop5: detected capacity change from 0 to 16 [ 546.840927][ T4127] FAULT_INJECTION: forcing a failure. [ 546.840927][ T4127] name failslab, interval 1, probability 0, space 0, times 0 [ 546.853504][ T4132] loop1: detected capacity change from 0 to 16 [ 546.867525][ T4129] FAULT_INJECTION: forcing a failure. [ 546.867525][ T4129] name failslab, interval 1, probability 0, space 0, times 0 [ 546.882252][ T4135] loop3: detected capacity change from 0 to 16 [ 546.892120][ T4136] loop2: detected capacity change from 0 to 16 [ 546.894845][ T4129] CPU: 0 PID: 4129 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 546.907514][ T4137] loop0: detected capacity change from 0 to 16 [ 546.909031][ T4129] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 546.909043][ T4129] Call Trace: [ 546.909049][ T4129] [ 546.909054][ T4129] dump_stack_lvl+0x151/0x1b7 [ 546.936064][ T4129] ? bfq_pos_tree_add_move+0x43e/0x43e [ 546.936898][ T4137] FAULT_INJECTION: forcing a failure. [ 546.936898][ T4137] name failslab, interval 1, probability 0, space 0, times 0 [ 546.941519][ T4129] ? get_tree_bdev+0x417/0x640 [ 546.941539][ T4129] ? vfs_get_tree+0x88/0x290 [ 546.963406][ T4129] ? do_new_mount+0x289/0xad0 [ 546.968092][ T4129] ? path_mount+0x60b/0x1050 [ 546.972692][ T4129] ? __x64_sys_mount+0xbf/0xd0 [ 546.977463][ T4129] ? do_syscall_64+0x44/0xd0 [ 546.982049][ T4129] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 546.988123][ T4129] dump_stack+0x15/0x17 [ 546.992276][ T4129] should_fail+0x3c0/0x510 [ 546.996684][ T4129] ? kvasprintf_const+0x139/0x180 [ 547.001697][ T4129] __should_failslab+0x9f/0xe0 [ 547.006446][ T4129] should_failslab+0x9/0x20 [ 547.010942][ T4129] __kmalloc_track_caller+0x6c/0x350 [ 547.016224][ T4129] kstrdup_const+0x55/0x90 [ 547.020629][ T4129] kvasprintf_const+0x139/0x180 [ 547.025466][ T4129] kobject_set_name_vargs+0x61/0x120 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 547.030738][ T4129] kobject_init_and_add+0xdb/0x190 [ 547.035835][ T4129] ? __kasan_check_write+0x14/0x20 [ 547.040931][ T4129] ? kobject_add+0x210/0x210 [ 547.045506][ T4129] ? inode_init_always+0x760/0x9b0 [ 547.050605][ T4129] ? _raw_spin_unlock+0x4d/0x70 [ 547.055449][ T4129] ? _raw_spin_unlock+0x4d/0x70 [ 547.060288][ T4129] erofs_register_sysfs+0xd1/0x130 [ 547.065389][ T4129] erofs_fc_fill_super+0x95c/0x1180 [ 547.070576][ T4129] get_tree_bdev+0x417/0x640 [ 547.075158][ T4129] ? erofs_release_device_info+0x90/0x90 [ 547.080776][ T4129] erofs_fc_get_tree+0x1c/0x20 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 547.085528][ T4129] vfs_get_tree+0x88/0x290 [ 547.089934][ T4129] do_new_mount+0x289/0xad0 [ 547.094518][ T4129] ? do_move_mount_old+0x160/0x160 [ 547.099629][ T4129] ? security_capable+0xb2/0xd0 [ 547.104476][ T4129] ? ns_capable+0x8a/0xf0 [ 547.108882][ T4129] path_mount+0x60b/0x1050 [ 547.113293][ T4129] __se_sys_mount+0x2d2/0x3c0 [ 547.117956][ T4129] ? __x64_sys_mount+0xd0/0xd0 [ 547.122707][ T4129] ? sched_clock_cpu+0x18/0x3b0 [ 547.127545][ T4129] __x64_sys_mount+0xbf/0xd0 [ 547.132133][ T4129] do_syscall_64+0x44/0xd0 [ 547.136538][ T4129] ? irqentry_exit+0x12/0x40 [ 547.141114][ T4129] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 547.146993][ T4129] RIP: 0033:0x7f211b962c9a [ 547.151393][ T4129] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 547.170984][ T4129] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 547.179388][ T4129] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 547.187348][ T4129] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 547.195309][ T4129] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 547.203266][ T4129] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 547.211221][ T4129] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 547.219189][ T4129] [ 547.222193][ T4127] CPU: 1 PID: 4127 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 547.229748][ T4132] FAULT_INJECTION: forcing a failure. [ 547.229748][ T4132] name failslab, interval 1, probability 0, space 0, times 0 [ 547.232949][ T4127] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 547.232962][ T4127] Call Trace: [ 547.232968][ T4127] [ 547.232974][ T4127] dump_stack_lvl+0x151/0x1b7 [ 547.266394][ T4127] ? bfq_pos_tree_add_move+0x43e/0x43e [ 547.271848][ T4127] ? _raw_spin_lock+0xa3/0x1b0 [ 547.276606][ T4127] dump_stack+0x15/0x17 [ 547.280748][ T4127] should_fail+0x3c0/0x510 [ 547.285152][ T4127] __should_failslab+0x9f/0xe0 [ 547.289899][ T4127] should_failslab+0x9/0x20 [ 547.294646][ T4127] kmem_cache_alloc+0x4f/0x2f0 [ 547.299587][ T4127] ? erofs_alloc_inode+0x1b/0x50 [ 547.304507][ T4127] ? __kasan_check_write+0x14/0x20 [ 547.309602][ T4127] ? _erofs_info+0x190/0x190 [ 547.314176][ T4127] erofs_alloc_inode+0x1b/0x50 [ 547.319009][ T4127] ? _erofs_info+0x190/0x190 [ 547.323580][ T4127] new_inode_pseudo+0x64/0x220 [ 547.328327][ T4127] new_inode+0x28/0x1c0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 547.332464][ T4127] ? _raw_spin_unlock+0x4d/0x70 [ 547.337300][ T4127] ? erofs_shrinker_register+0xfb/0x110 [ 547.342840][ T4127] erofs_fc_fill_super+0x867/0x1180 [ 547.348026][ T4127] get_tree_bdev+0x417/0x640 [ 547.352634][ T4127] ? erofs_release_device_info+0x90/0x90 [ 547.358265][ T4127] erofs_fc_get_tree+0x1c/0x20 [ 547.363012][ T4127] vfs_get_tree+0x88/0x290 [ 547.367424][ T4127] do_new_mount+0x289/0xad0 [ 547.371924][ T4127] ? do_move_mount_old+0x160/0x160 [ 547.377020][ T4127] ? security_capable+0xb2/0xd0 [ 547.381947][ T4127] ? ns_capable+0x8a/0xf0 [ 547.386279][ T4127] path_mount+0x60b/0x1050 [ 547.390683][ T4127] __se_sys_mount+0x2d2/0x3c0 [ 547.395347][ T4127] ? __x64_sys_mount+0xd0/0xd0 [ 547.399420][ T4136] FAULT_INJECTION: forcing a failure. [ 547.399420][ T4136] name failslab, interval 1, probability 0, space 0, times 0 [ 547.400197][ T4127] __x64_sys_mount+0xbf/0xd0 [ 547.417337][ T4127] do_syscall_64+0x44/0xd0 [ 547.421761][ T4127] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 547.427651][ T4127] RIP: 0033:0x7f211b962c9a [ 547.432065][ T4127] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 547.452139][ T4127] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 547.460996][ T4127] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 547.469057][ T4127] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 547.477025][ T4127] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 547.484985][ T4127] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 547.492943][ T4127] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 547.500924][ T4127] [ 547.511957][ T4137] CPU: 1 PID: 4137 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 547.523028][ T4137] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 547.533450][ T4137] Call Trace: [ 547.536722][ T4137] [ 547.539647][ T4137] dump_stack_lvl+0x151/0x1b7 [ 547.544321][ T4137] ? bfq_pos_tree_add_move+0x43e/0x43e [ 547.549781][ T4137] dump_stack+0x15/0x17 [ 547.553920][ T4137] should_fail+0x3c0/0x510 [ 547.558329][ T4137] __should_failslab+0x9f/0xe0 [ 547.563211][ T4137] should_failslab+0x9/0x20 [ 547.567697][ T4137] kmem_cache_alloc+0x4f/0x2f0 [ 547.572448][ T4137] ? from_kuid_munged+0x7b0/0x7b0 [ 547.577456][ T4137] ? security_inode_alloc+0x29/0x140 [ 547.582726][ T4137] security_inode_alloc+0x29/0x140 [ 547.587831][ T4137] inode_init_always+0x749/0x9b0 [ 547.592753][ T4137] ? _erofs_info+0x190/0x190 [ 547.597329][ T4137] new_inode_pseudo+0x93/0x220 [ 547.602089][ T4137] new_inode+0x28/0x1c0 [ 547.606243][ T4137] ? _raw_spin_unlock+0x4d/0x70 [ 547.611090][ T4137] ? erofs_shrinker_register+0xfb/0x110 [ 547.616638][ T4137] erofs_fc_fill_super+0x867/0x1180 [ 547.621827][ T4137] get_tree_bdev+0x417/0x640 [ 547.626496][ T4137] ? erofs_release_device_info+0x90/0x90 [ 547.632287][ T4137] erofs_fc_get_tree+0x1c/0x20 [ 547.637039][ T4137] vfs_get_tree+0x88/0x290 [ 547.641457][ T4137] do_new_mount+0x289/0xad0 [ 547.645954][ T4137] ? do_move_mount_old+0x160/0x160 [ 547.651051][ T4137] ? security_capable+0xb2/0xd0 [ 547.656059][ T4137] ? ns_capable+0x8a/0xf0 [ 547.660396][ T4137] path_mount+0x60b/0x1050 [ 547.664801][ T4137] __se_sys_mount+0x2d2/0x3c0 [ 547.669464][ T4137] ? __x64_sys_mount+0xd0/0xd0 [ 547.674395][ T4137] ? vfs_mkdir+0x580/0x580 [ 547.678799][ T4137] __x64_sys_mount+0xbf/0xd0 [ 547.683378][ T4137] do_syscall_64+0x44/0xd0 [ 547.687779][ T4137] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 547.693750][ T4137] RIP: 0033:0x7f211b962c9a [ 547.698160][ T4137] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 547.717854][ T4137] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 547.726271][ T4137] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 547.734247][ T4137] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 547.742220][ T4137] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 547.750178][ T4137] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 547.758136][ T4137] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 547.766104][ T4137] [ 547.769123][ T4132] CPU: 0 PID: 4132 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 547.771744][ T4129] kobject: can not set name properly! [ 547.779966][ T4132] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 547.779980][ T4132] Call Trace: [ 547.779986][ T4132] [ 547.779991][ T4132] dump_stack_lvl+0x151/0x1b7 [ 547.780014][ T4132] ? bfq_pos_tree_add_move+0x43e/0x43e [ 547.811652][ T4132] dump_stack+0x15/0x17 [ 547.815917][ T4132] should_fail+0x3c0/0x510 [ 547.820347][ T4132] __should_failslab+0x9f/0xe0 [ 547.825115][ T4132] should_failslab+0x9/0x20 [ 547.829618][ T4132] kmem_cache_alloc+0x4f/0x2f0 [ 547.834383][ T4132] ? __kernfs_new_node+0xdb/0x6e0 [ 547.839394][ T4132] __kernfs_new_node+0xdb/0x6e0 [ 547.846030][ T4132] ? erofs_fc_get_tree+0x1c/0x20 [ 547.850985][ T4132] ? vfs_get_tree+0x88/0x290 [ 547.855582][ T4132] ? do_new_mount+0x289/0xad0 [ 547.860246][ T4132] ? path_mount+0x60b/0x1050 [ 547.864823][ T4132] ? __se_sys_mount+0x2d2/0x3c0 [ 547.869659][ T4132] ? kernfs_new_node+0x170/0x170 [ 547.874580][ T4132] kernfs_create_dir_ns+0x9b/0x230 [ 547.879674][ T4132] sysfs_create_dir_ns+0x181/0x390 [ 547.884765][ T4132] ? sysfs_warn_dup+0xa0/0xa0 [ 547.889426][ T4132] ? memcpy+0x56/0x70 [ 547.893391][ T4132] kobject_add_internal+0x766/0xda0 [ 547.898576][ T4132] kobject_init_and_add+0x123/0x190 [ 547.903753][ T4132] ? __kasan_check_write+0x14/0x20 [ 547.908850][ T4132] ? kobject_add+0x210/0x210 [ 547.913514][ T4132] ? inode_init_always+0x760/0x9b0 [ 547.918609][ T4132] ? _raw_spin_unlock+0x4d/0x70 [ 547.923443][ T4132] ? _raw_spin_unlock+0x4d/0x70 [ 547.928277][ T4132] erofs_register_sysfs+0xd1/0x130 [ 547.933405][ T4132] erofs_fc_fill_super+0x95c/0x1180 [ 547.938584][ T4132] get_tree_bdev+0x417/0x640 [ 547.943155][ T4132] ? erofs_release_device_info+0x90/0x90 [ 547.948768][ T4132] erofs_fc_get_tree+0x1c/0x20 [ 547.953522][ T4132] vfs_get_tree+0x88/0x290 [ 547.957917][ T4132] do_new_mount+0x289/0xad0 [ 547.962404][ T4132] ? do_move_mount_old+0x160/0x160 [ 547.967496][ T4132] ? security_capable+0xb2/0xd0 [ 547.972329][ T4132] ? ns_capable+0x8a/0xf0 [ 547.976998][ T4132] path_mount+0x60b/0x1050 [ 547.981398][ T4132] __se_sys_mount+0x2d2/0x3c0 [ 547.986057][ T4132] ? __x64_sys_mount+0xd0/0xd0 [ 547.990803][ T4132] __x64_sys_mount+0xbf/0xd0 [ 547.995375][ T4132] do_syscall_64+0x44/0xd0 [ 547.999771][ T4132] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 548.005650][ T4132] RIP: 0033:0x7f211b962c9a [ 548.010053][ T4132] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 548.029648][ T4132] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 548.038044][ T4132] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 548.045997][ T4132] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 548.053952][ T4132] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 548.061909][ T4132] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 548.069859][ T4132] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 548.077817][ T4132] [ 548.082812][ T4136] CPU: 1 PID: 4136 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 548.083772][ T4132] kobject_add_internal failed for loop1 (error: -12 parent: erofs) [ 548.093588][ T4136] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 548.093600][ T4136] Call Trace: [ 548.093605][ T4136] [ 548.093610][ T4136] dump_stack_lvl+0x151/0x1b7 [ 548.122326][ T4136] ? bfq_pos_tree_add_move+0x43e/0x43e [ 548.127770][ T4136] dump_stack+0x15/0x17 [ 548.131907][ T4136] should_fail+0x3c0/0x510 [ 548.136318][ T4136] __should_failslab+0x9f/0xe0 [ 548.141072][ T4136] should_failslab+0x9/0x20 [ 548.145556][ T4136] kmem_cache_alloc+0x4f/0x2f0 [ 548.150299][ T4136] ? from_kuid_munged+0x7b0/0x7b0 [ 548.155301][ T4136] ? security_inode_alloc+0x29/0x140 [ 548.160569][ T4136] security_inode_alloc+0x29/0x140 [ 548.165670][ T4136] inode_init_always+0x749/0x9b0 [ 548.170580][ T4136] ? _erofs_info+0x190/0x190 [ 548.175149][ T4136] new_inode_pseudo+0x93/0x220 [ 548.179884][ T4136] new_inode+0x28/0x1c0 [ 548.184013][ T4136] ? _raw_spin_unlock+0x4d/0x70 [ 548.188846][ T4136] ? erofs_shrinker_register+0xfb/0x110 [ 548.194369][ T4136] erofs_fc_fill_super+0x867/0x1180 [ 548.199546][ T4136] get_tree_bdev+0x417/0x640 [ 548.204122][ T4136] ? erofs_release_device_info+0x90/0x90 [ 548.209729][ T4136] erofs_fc_get_tree+0x1c/0x20 [ 548.214468][ T4136] vfs_get_tree+0x88/0x290 [ 548.218858][ T4136] do_new_mount+0x289/0xad0 [ 548.223339][ T4136] ? do_move_mount_old+0x160/0x160 [ 548.228426][ T4136] ? security_capable+0xb2/0xd0 [ 548.233253][ T4136] ? ns_capable+0x8a/0xf0 [ 548.237564][ T4136] path_mount+0x60b/0x1050 [ 548.241964][ T4136] __se_sys_mount+0x2d2/0x3c0 [ 548.246625][ T4136] ? __x64_sys_mount+0xd0/0xd0 [ 548.251364][ T4136] __x64_sys_mount+0xbf/0xd0 [ 548.255931][ T4136] do_syscall_64+0x44/0xd0 [ 548.260343][ T4136] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 548.266214][ T4136] RIP: 0033:0x7f211b962c9a [ 548.270694][ T4136] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 548.290282][ T4136] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 548.298673][ T4136] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 548.306626][ T4136] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 548.314675][ T4136] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 548.322626][ T4136] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 548.330577][ T4136] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 548.338531][ T4136] [ 548.347974][ T4141] loop3: detected capacity change from 0 to 16 [ 548.354942][ T4141] FAULT_INJECTION: forcing a failure. [ 548.354942][ T4141] name failslab, interval 1, probability 0, space 0, times 0 [ 548.370558][ T4141] CPU: 0 PID: 4141 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 548.381334][ T4141] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 548.388347][ T4144] loop0: detected capacity change from 0 to 16 [ 548.391468][ T4141] Call Trace: [ 548.391476][ T4141] [ 548.391482][ T4141] dump_stack_lvl+0x151/0x1b7 [ 548.398143][ T4145] loop1: detected capacity change from 0 to 16 [ 548.400895][ T4141] ? bfq_pos_tree_add_move+0x43e/0x43e [ 548.400918][ T4141] ? get_tree_bdev+0x417/0x640 [ 548.411584][ T4145] FAULT_INJECTION: forcing a failure. [ 548.411584][ T4145] name failslab, interval 1, probability 0, space 0, times 0 [ 548.414610][ T4141] ? vfs_get_tree+0x88/0x290 [ 548.414629][ T4141] ? do_new_mount+0x289/0xad0 [ 548.414647][ T4141] ? path_mount+0x60b/0x1050 [ 548.423378][ T4144] FAULT_INJECTION: forcing a failure. [ 548.423378][ T4144] name failslab, interval 1, probability 0, space 0, times 0 [ 548.424809][ T4141] ? __x64_sys_mount+0xbf/0xd0 [ 548.424828][ T4141] ? do_syscall_64+0x44/0xd0 [ 548.424844][ T4141] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 548.479053][ T4141] dump_stack+0x15/0x17 [ 548.483414][ T4141] should_fail+0x3c0/0x510 [ 548.487833][ T4141] ? kvasprintf_const+0x139/0x180 [ 548.492844][ T4141] __should_failslab+0x9f/0xe0 [ 548.497681][ T4141] should_failslab+0x9/0x20 [ 548.502172][ T4141] __kmalloc_track_caller+0x6c/0x350 [ 548.507445][ T4141] kstrdup_const+0x55/0x90 [ 548.511847][ T4141] kvasprintf_const+0x139/0x180 [ 548.516685][ T4141] kobject_set_name_vargs+0x61/0x120 [ 548.521956][ T4141] kobject_init_and_add+0xdb/0x190 [ 548.527056][ T4141] ? __kasan_check_write+0x14/0x20 [ 548.532154][ T4141] ? kobject_add+0x210/0x210 [ 548.536730][ T4141] ? inode_init_always+0x760/0x9b0 [ 548.541824][ T4141] ? _raw_spin_unlock+0x4d/0x70 [ 548.546669][ T4141] ? _raw_spin_unlock+0x4d/0x70 [ 548.551517][ T4141] erofs_register_sysfs+0xd1/0x130 [ 548.556615][ T4141] erofs_fc_fill_super+0x95c/0x1180 [ 548.561805][ T4141] get_tree_bdev+0x417/0x640 [ 548.566386][ T4141] ? erofs_release_device_info+0x90/0x90 [ 548.572182][ T4141] erofs_fc_get_tree+0x1c/0x20 [ 548.576931][ T4141] vfs_get_tree+0x88/0x290 [ 548.581332][ T4141] do_new_mount+0x289/0xad0 [ 548.585823][ T4141] ? do_move_mount_old+0x160/0x160 [ 548.590928][ T4141] ? security_capable+0xb2/0xd0 [ 548.595766][ T4141] ? ns_capable+0x8a/0xf0 [ 548.600086][ T4141] path_mount+0x60b/0x1050 [ 548.604495][ T4141] __se_sys_mount+0x2d2/0x3c0 [ 548.609162][ T4141] ? __x64_sys_mount+0xd0/0xd0 [ 548.613914][ T4141] __x64_sys_mount+0xbf/0xd0 [ 548.618493][ T4141] do_syscall_64+0x44/0xd0 [ 548.622895][ T4141] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 548.628780][ T4141] RIP: 0033:0x7f211b962c9a [ 548.633198][ T4141] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 548.652790][ T4141] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 548.661201][ T4141] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 548.669174][ T4141] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 548.677140][ T4141] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 548.685117][ T4141] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 548.693092][ T4141] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 548.701060][ T4141] [ 548.704070][ T4145] CPU: 1 PID: 4145 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 548.706717][ T4141] kobject: can not set name properly! [ 548.714871][ T4145] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 548.714885][ T4145] Call Trace: [ 548.714890][ T4145] [ 548.714896][ T4145] dump_stack_lvl+0x151/0x1b7 [ 548.714919][ T4145] ? bfq_pos_tree_add_move+0x43e/0x43e [ 548.746739][ T4145] dump_stack+0x15/0x17 [ 548.751028][ T4145] should_fail+0x3c0/0x510 [ 548.755464][ T4145] __should_failslab+0x9f/0xe0 [ 548.760453][ T4145] should_failslab+0x9/0x20 [ 548.764959][ T4145] kmem_cache_alloc+0x4f/0x2f0 [ 548.769707][ T4145] ? from_kuid_munged+0x7b0/0x7b0 [ 548.774715][ T4145] ? security_inode_alloc+0x29/0x140 [ 548.780107][ T4145] security_inode_alloc+0x29/0x140 [ 548.785218][ T4145] inode_init_always+0x749/0x9b0 [ 548.790152][ T4145] ? _erofs_info+0x190/0x190 [ 548.794733][ T4145] new_inode_pseudo+0x93/0x220 [ 548.799484][ T4145] new_inode+0x28/0x1c0 [ 548.803624][ T4145] ? _raw_spin_unlock+0x4d/0x70 [ 548.808461][ T4145] ? erofs_shrinker_register+0xfb/0x110 [ 548.813987][ T4145] erofs_fc_fill_super+0x867/0x1180 [ 548.819168][ T4145] get_tree_bdev+0x417/0x640 [ 548.823739][ T4145] ? erofs_release_device_info+0x90/0x90 [ 548.829353][ T4145] erofs_fc_get_tree+0x1c/0x20 [ 548.834098][ T4145] vfs_get_tree+0x88/0x290 [ 548.838502][ T4145] do_new_mount+0x289/0xad0 [ 548.842989][ T4145] ? do_move_mount_old+0x160/0x160 [ 548.848082][ T4145] ? security_capable+0xb2/0xd0 [ 548.852917][ T4145] ? ns_capable+0x8a/0xf0 [ 548.857230][ T4145] path_mount+0x60b/0x1050 [ 548.861639][ T4145] __se_sys_mount+0x2d2/0x3c0 [ 548.866297][ T4145] ? __x64_sys_mount+0xd0/0xd0 [ 548.871044][ T4145] __x64_sys_mount+0xbf/0xd0 [ 548.875639][ T4145] do_syscall_64+0x44/0xd0 [ 548.880036][ T4145] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 548.885913][ T4145] RIP: 0033:0x7f211b962c9a [ 548.890317][ T4145] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 548.909911][ T4145] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 548.918305][ T4145] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 548.926261][ T4145] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 548.934212][ T4145] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 548.942163][ T4145] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 548.950113][ T4145] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 548.958070][ T4145] [ 548.962113][ T4144] CPU: 1 PID: 4144 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 548.972883][ T4144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 548.983017][ T4144] Call Trace: [ 548.986281][ T4144] [ 548.989216][ T4144] dump_stack_lvl+0x151/0x1b7 [ 548.993878][ T4144] ? bfq_pos_tree_add_move+0x43e/0x43e [ 548.999321][ T4144] ? get_tree_bdev+0x417/0x640 [ 549.004067][ T4144] ? vfs_get_tree+0x88/0x290 [ 549.008637][ T4144] ? do_new_mount+0x289/0xad0 [ 549.013296][ T4144] ? path_mount+0x60b/0x1050 [ 549.017866][ T4144] ? __x64_sys_mount+0xbf/0xd0 [ 549.022703][ T4144] ? do_syscall_64+0x44/0xd0 [ 549.027273][ T4144] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 549.033324][ T4144] dump_stack+0x15/0x17 [ 549.037460][ T4144] should_fail+0x3c0/0x510 [ 549.041863][ T4144] ? kvasprintf_const+0x139/0x180 [ 549.046987][ T4144] __should_failslab+0x9f/0xe0 [ 549.051836][ T4144] should_failslab+0x9/0x20 [ 549.056321][ T4144] __kmalloc_track_caller+0x6c/0x350 [ 549.061595][ T4144] kstrdup_const+0x55/0x90 [ 549.065994][ T4144] kvasprintf_const+0x139/0x180 [ 549.070833][ T4144] kobject_set_name_vargs+0x61/0x120 [ 549.076101][ T4144] kobject_init_and_add+0xdb/0x190 [ 549.081194][ T4144] ? __kasan_check_write+0x14/0x20 [ 549.086296][ T4144] ? kobject_add+0x210/0x210 [ 549.090863][ T4144] ? inode_init_always+0x760/0x9b0 [ 549.095959][ T4144] ? _raw_spin_unlock+0x4d/0x70 [ 549.100883][ T4144] ? _raw_spin_unlock+0x4d/0x70 [ 549.105715][ T4144] erofs_register_sysfs+0xd1/0x130 [ 549.110809][ T4144] erofs_fc_fill_super+0x95c/0x1180 [ 549.115996][ T4144] get_tree_bdev+0x417/0x640 [ 549.120565][ T4144] ? erofs_release_device_info+0x90/0x90 [ 549.126180][ T4144] erofs_fc_get_tree+0x1c/0x20 [ 549.130932][ T4144] vfs_get_tree+0x88/0x290 [ 549.135332][ T4144] do_new_mount+0x289/0xad0 [ 549.139825][ T4144] ? do_move_mount_old+0x160/0x160 [ 549.144923][ T4144] ? security_capable+0xb2/0xd0 [ 549.149758][ T4144] ? ns_capable+0x8a/0xf0 [ 549.154067][ T4144] path_mount+0x60b/0x1050 [ 549.158467][ T4144] __se_sys_mount+0x2d2/0x3c0 [ 549.163126][ T4144] ? __x64_sys_mount+0xd0/0xd0 [ 549.167882][ T4144] ? vfs_mkdir+0x580/0x580 [ 549.172276][ T4144] __x64_sys_mount+0xbf/0xd0 [ 549.176850][ T4144] do_syscall_64+0x44/0xd0 [ 549.181339][ T4144] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 549.187216][ T4144] RIP: 0033:0x7f211b962c9a [ 549.191611][ T4144] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 549.211200][ T4144] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 549.219598][ T4144] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 549.227550][ T4144] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 549.235506][ T4144] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 549.243455][ T4144] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 549.251407][ T4144] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 549.259371][ T4144] [ 549.263569][ T4147] loop4: detected capacity change from 0 to 16 [ 549.264756][ T4144] kobject: can not set name properly! [ 549.270844][ T4147] FAULT_INJECTION: forcing a failure. [ 549.270844][ T4147] name failslab, interval 1, probability 0, space 0, times 0 [ 549.288055][ T4147] CPU: 1 PID: 4147 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 549.289627][ T4149] loop5: detected capacity change from 0 to 16 [ 549.298813][ T4147] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 549.298825][ T4147] Call Trace: [ 549.298830][ T4147] [ 549.298839][ T4147] dump_stack_lvl+0x151/0x1b7 [ 549.298862][ T4147] ? bfq_pos_tree_add_move+0x43e/0x43e [ 549.305830][ T4149] FAULT_INJECTION: forcing a failure. [ 549.305830][ T4149] name failslab, interval 1, probability 0, space 0, times 0 [ 549.315027][ T4147] ? get_tree_bdev+0x417/0x640 [ 549.315048][ T4147] ? vfs_get_tree+0x88/0x290 [ 549.315060][ T4147] ? do_new_mount+0x289/0xad0 [ 549.315077][ T4147] ? path_mount+0x60b/0x1050 [ 549.362366][ T4147] ? __x64_sys_mount+0xbf/0xd0 [ 549.367126][ T4147] ? do_syscall_64+0x44/0xd0 [ 549.371707][ T4147] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 549.377762][ T4147] dump_stack+0x15/0x17 [ 549.381907][ T4147] should_fail+0x3c0/0x510 [ 549.386314][ T4147] ? kvasprintf_const+0x139/0x180 [ 549.391326][ T4147] __should_failslab+0x9f/0xe0 [ 549.396077][ T4147] should_failslab+0x9/0x20 [ 549.400565][ T4147] __kmalloc_track_caller+0x6c/0x350 [ 549.405840][ T4147] kstrdup_const+0x55/0x90 [ 549.410251][ T4147] kvasprintf_const+0x139/0x180 [ 549.415092][ T4147] kobject_set_name_vargs+0x61/0x120 [ 549.420370][ T4147] kobject_init_and_add+0xdb/0x190 [ 549.425470][ T4147] ? __kasan_check_write+0x14/0x20 [ 549.430569][ T4147] ? kobject_add+0x210/0x210 [ 549.435145][ T4147] ? inode_init_always+0x760/0x9b0 [ 549.440243][ T4147] ? _raw_spin_unlock+0x4d/0x70 [ 549.445081][ T4147] ? _raw_spin_unlock+0x4d/0x70 [ 549.449924][ T4147] erofs_register_sysfs+0xd1/0x130 [ 549.455023][ T4147] erofs_fc_fill_super+0x95c/0x1180 [ 549.460210][ T4147] get_tree_bdev+0x417/0x640 [ 549.464958][ T4147] ? erofs_release_device_info+0x90/0x90 [ 549.470570][ T4147] erofs_fc_get_tree+0x1c/0x20 [ 549.475330][ T4147] vfs_get_tree+0x88/0x290 [ 549.479728][ T4147] do_new_mount+0x289/0xad0 [ 549.484995][ T4147] ? do_move_mount_old+0x160/0x160 [ 549.490091][ T4147] ? security_capable+0xb2/0xd0 [ 549.494927][ T4147] ? ns_capable+0x8a/0xf0 [ 549.499242][ T4147] path_mount+0x60b/0x1050 [ 549.503639][ T4147] __se_sys_mount+0x2d2/0x3c0 [ 549.508299][ T4147] ? __x64_sys_mount+0xd0/0xd0 [ 549.513045][ T4147] __x64_sys_mount+0xbf/0xd0 [ 549.517618][ T4147] do_syscall_64+0x44/0xd0 [ 549.522017][ T4147] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 549.527896][ T4147] RIP: 0033:0x7f211b962c9a [ 549.532294][ T4147] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 549.551884][ T4147] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 549.560280][ T4147] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 549.568320][ T4147] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 549.576277][ T4147] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 549.584230][ T4147] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 549.592181][ T4147] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 549.600138][ T4147] [ 549.603206][ T4149] CPU: 0 PID: 4149 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 549.613965][ T4149] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 549.624111][ T4149] Call Trace: [ 549.627656][ T4149] [ 549.630570][ T4149] dump_stack_lvl+0x151/0x1b7 [ 549.635233][ T4149] ? bfq_pos_tree_add_move+0x43e/0x43e [ 549.640671][ T4149] ? get_tree_bdev+0x417/0x640 [ 549.645419][ T4149] ? vfs_get_tree+0x88/0x290 [ 549.649990][ T4149] ? do_new_mount+0x289/0xad0 [ 549.654649][ T4149] ? path_mount+0x60b/0x1050 [ 549.659220][ T4149] ? __x64_sys_mount+0xbf/0xd0 [ 549.663966][ T4149] ? do_syscall_64+0x44/0xd0 [ 549.668535][ T4149] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 549.674587][ T4149] dump_stack+0x15/0x17 [ 549.678721][ T4149] should_fail+0x3c0/0x510 [ 549.683122][ T4149] ? kvasprintf_const+0x139/0x180 [ 549.688133][ T4149] __should_failslab+0x9f/0xe0 [ 549.692877][ T4149] should_failslab+0x9/0x20 [ 549.697360][ T4149] __kmalloc_track_caller+0x6c/0x350 [ 549.702627][ T4149] kstrdup_const+0x55/0x90 [ 549.707025][ T4149] kvasprintf_const+0x139/0x180 [ 549.712031][ T4149] kobject_set_name_vargs+0x61/0x120 [ 549.717298][ T4149] kobject_init_and_add+0xdb/0x190 [ 549.722392][ T4149] ? __kasan_check_write+0x14/0x20 [ 549.727483][ T4149] ? kobject_add+0x210/0x210 [ 549.732051][ T4149] ? inode_init_always+0x760/0x9b0 [ 549.737156][ T4149] ? _raw_spin_unlock+0x4d/0x70 [ 549.741991][ T4149] ? _raw_spin_unlock+0x4d/0x70 [ 549.746823][ T4149] erofs_register_sysfs+0xd1/0x130 [ 549.751918][ T4149] erofs_fc_fill_super+0x95c/0x1180 [ 549.757183][ T4149] get_tree_bdev+0x417/0x640 [ 549.761754][ T4149] ? erofs_release_device_info+0x90/0x90 [ 549.767379][ T4149] erofs_fc_get_tree+0x1c/0x20 [ 549.772207][ T4149] vfs_get_tree+0x88/0x290 [ 549.776650][ T4149] do_new_mount+0x289/0xad0 [ 549.781142][ T4149] ? do_move_mount_old+0x160/0x160 [ 549.786445][ T4149] ? security_capable+0xb2/0xd0 [ 549.791278][ T4149] ? ns_capable+0x8a/0xf0 [ 549.795589][ T4149] path_mount+0x60b/0x1050 [ 549.799993][ T4149] __se_sys_mount+0x2d2/0x3c0 [ 549.804657][ T4149] ? __x64_sys_mount+0xd0/0xd0 [ 549.809430][ T4149] __x64_sys_mount+0xbf/0xd0 [ 549.814106][ T4149] do_syscall_64+0x44/0xd0 [ 549.818520][ T4149] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 549.824400][ T4149] RIP: 0033:0x7f211b962c9a [ 549.828796][ T4149] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 549.848383][ T4149] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 549.856865][ T4149] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 549.864816][ T4149] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 549.872772][ T4149] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 549.880729][ T4149] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 549.888885][ T4149] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 549.896839][ T4149] [ 549.900046][ T4147] kobject: can not set name properly! [ 549.902451][ T4149] kobject: can not set name properly! [ 549.919060][ T4151] loop4: detected capacity change from 0 to 16 [ 549.925839][ T4151] FAULT_INJECTION: forcing a failure. [ 549.925839][ T4151] name failslab, interval 1, probability 0, space 0, times 0 [ 549.938816][ T4151] CPU: 1 PID: 4151 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 549.949582][ T4151] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 549.959620][ T4151] Call Trace: [ 549.963401][ T4151] [ 549.966339][ T4151] dump_stack_lvl+0x151/0x1b7 [ 549.971011][ T4151] ? bfq_pos_tree_add_move+0x43e/0x43e [ 549.976620][ T4151] ? get_tree_bdev+0x417/0x640 [ 549.981471][ T4151] ? vfs_get_tree+0x88/0x290 [ 549.986060][ T4151] ? do_new_mount+0x289/0xad0 [ 549.990722][ T4151] ? path_mount+0x60b/0x1050 [ 549.995293][ T4151] ? __x64_sys_mount+0xbf/0xd0 [ 550.000038][ T4151] ? do_syscall_64+0x44/0xd0 [ 550.004607][ T4151] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 550.010655][ T4151] dump_stack+0x15/0x17 [ 550.014787][ T4151] should_fail+0x3c0/0x510 [ 550.019183][ T4151] ? kvasprintf_const+0x139/0x180 [ 550.024188][ T4151] __should_failslab+0x9f/0xe0 [ 550.028933][ T4151] should_failslab+0x9/0x20 [ 550.033424][ T4151] __kmalloc_track_caller+0x6c/0x350 [ 550.038701][ T4151] kstrdup_const+0x55/0x90 [ 550.043275][ T4151] kvasprintf_const+0x139/0x180 [ 550.048113][ T4151] kobject_set_name_vargs+0x61/0x120 [ 550.053380][ T4151] kobject_init_and_add+0xdb/0x190 [ 550.058474][ T4151] ? __kasan_check_write+0x14/0x20 [ 550.063581][ T4151] ? kobject_add+0x210/0x210 [ 550.068168][ T4151] ? inode_init_always+0x760/0x9b0 [ 550.073276][ T4151] ? _raw_spin_unlock+0x4d/0x70 [ 550.078317][ T4151] ? _raw_spin_unlock+0x4d/0x70 [ 550.083154][ T4151] erofs_register_sysfs+0xd1/0x130 [ 550.088256][ T4151] erofs_fc_fill_super+0x95c/0x1180 [ 550.093457][ T4151] get_tree_bdev+0x417/0x640 [ 550.098041][ T4151] ? erofs_release_device_info+0x90/0x90 [ 550.103653][ T4151] erofs_fc_get_tree+0x1c/0x20 [ 550.108396][ T4151] vfs_get_tree+0x88/0x290 [ 550.113050][ T4151] do_new_mount+0x289/0xad0 [ 550.117631][ T4151] ? do_move_mount_old+0x160/0x160 [ 550.122726][ T4151] ? security_capable+0xb2/0xd0 [ 550.127560][ T4151] ? ns_capable+0x8a/0xf0 [ 550.131874][ T4151] path_mount+0x60b/0x1050 [ 550.136272][ T4151] __se_sys_mount+0x2d2/0x3c0 [ 550.140930][ T4151] ? __x64_sys_mount+0xd0/0xd0 [ 550.145686][ T4151] __x64_sys_mount+0xbf/0xd0 [ 550.150418][ T4151] do_syscall_64+0x44/0xd0 [ 550.154838][ T4151] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 550.160722][ T4151] RIP: 0033:0x7f211b962c9a [ 550.165128][ T4151] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 550.184899][ T4151] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 550.193307][ T4151] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 550.201288][ T4151] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 550.209252][ T4151] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 550.217296][ T4151] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 550.225421][ T4151] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 550.233551][ T4151] [ 550.236924][ T4151] kobject: can not set name properly! [ 550.246919][ T4156] loop3: detected capacity change from 0 to 16 [ 550.248431][ T4158] loop5: detected capacity change from 0 to 16 [ 550.253894][ T4157] loop2: detected capacity change from 0 to 16 [ 550.259837][ T4159] loop1: detected capacity change from 0 to 16 [ 550.266416][ T4157] FAULT_INJECTION: forcing a failure. [ 550.266416][ T4157] name failslab, interval 1, probability 0, space 0, times 0 [ 550.273513][ T4159] FAULT_INJECTION: forcing a failure. [ 550.273513][ T4159] name failslab, interval 1, probability 0, space 0, times 0 [ 550.284738][ T4157] CPU: 1 PID: 4157 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 550.302722][ T4156] FAULT_INJECTION: forcing a failure. [ 550.302722][ T4156] name failslab, interval 1, probability 0, space 0, times 0 [ 550.308381][ T4157] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 550.308395][ T4157] Call Trace: [ 550.308400][ T4157] [ 550.308406][ T4157] dump_stack_lvl+0x151/0x1b7 [ 550.308427][ T4157] ? bfq_pos_tree_add_move+0x43e/0x43e [ 550.308449][ T4157] dump_stack+0x15/0x17 [ 550.321380][ T4158] FAULT_INJECTION: forcing a failure. [ 550.321380][ T4158] name failslab, interval 1, probability 0, space 0, times 0 [ 550.331341][ T4157] should_fail+0x3c0/0x510 [ 550.331364][ T4157] __should_failslab+0x9f/0xe0 [ 550.331380][ T4157] should_failslab+0x9/0x20 [ 550.378003][ T4157] kmem_cache_alloc+0x4f/0x2f0 [ 550.382760][ T4157] ? from_kuid_munged+0x7b0/0x7b0 [ 550.387774][ T4157] ? security_inode_alloc+0x29/0x140 [ 550.393059][ T4157] security_inode_alloc+0x29/0x140 [ 550.398167][ T4157] inode_init_always+0x749/0x9b0 [ 550.403089][ T4157] ? _erofs_info+0x190/0x190 [ 550.407668][ T4157] new_inode_pseudo+0x93/0x220 [ 550.412422][ T4157] new_inode+0x28/0x1c0 [ 550.416570][ T4157] ? _raw_spin_unlock+0x4d/0x70 [ 550.421404][ T4157] ? erofs_shrinker_register+0xfb/0x110 [ 550.426933][ T4157] erofs_fc_fill_super+0x867/0x1180 [ 550.432112][ T4157] get_tree_bdev+0x417/0x640 [ 550.436681][ T4157] ? erofs_release_device_info+0x90/0x90 [ 550.442294][ T4157] erofs_fc_get_tree+0x1c/0x20 [ 550.447038][ T4157] vfs_get_tree+0x88/0x290 [ 550.451438][ T4157] do_new_mount+0x289/0xad0 [ 550.456021][ T4157] ? do_move_mount_old+0x160/0x160 [ 550.461114][ T4157] ? security_capable+0xb2/0xd0 [ 550.466035][ T4157] ? ns_capable+0x8a/0xf0 [ 550.470346][ T4157] path_mount+0x60b/0x1050 [ 550.474745][ T4157] __se_sys_mount+0x2d2/0x3c0 [ 550.479408][ T4157] ? __x64_sys_mount+0xd0/0xd0 [ 550.484162][ T4157] __x64_sys_mount+0xbf/0xd0 [ 550.488736][ T4157] do_syscall_64+0x44/0xd0 [ 550.493136][ T4157] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 550.499102][ T4157] RIP: 0033:0x7f211b962c9a [ 550.503504][ T4157] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 550.523180][ T4157] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 550.531588][ T4157] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 550.539558][ T4157] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 550.547524][ T4157] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 550.555500][ T4157] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 550.563460][ T4157] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 550.571415][ T4157] [ 550.576988][ T4158] CPU: 1 PID: 4158 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 550.587766][ T4158] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 550.597830][ T4158] Call Trace: write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 550.601117][ T4158] [ 550.604045][ T4158] dump_stack_lvl+0x151/0x1b7 [ 550.606734][ T4161] loop0: detected capacity change from 0 to 16 [ 550.608728][ T4158] ? bfq_pos_tree_add_move+0x43e/0x43e [ 550.608752][ T4158] ? get_tree_bdev+0x417/0x640 [ 550.625090][ T4158] ? vfs_get_tree+0x88/0x290 [ 550.629688][ T4158] ? do_new_mount+0x289/0xad0 [ 550.634374][ T4158] ? path_mount+0x60b/0x1050 [ 550.638972][ T4158] ? __x64_sys_mount+0xbf/0xd0 [ 550.643744][ T4158] ? do_syscall_64+0x44/0xd0 [ 550.648347][ T4158] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 550.650255][ T4161] FAULT_INJECTION: forcing a failure. [ 550.650255][ T4161] name failslab, interval 1, probability 0, space 0, times 0 [ 550.654429][ T4158] dump_stack+0x15/0x17 [ 550.654453][ T4158] should_fail+0x3c0/0x510 [ 550.675549][ T4158] ? kvasprintf_const+0x139/0x180 [ 550.680587][ T4158] __should_failslab+0x9f/0xe0 [ 550.685364][ T4158] should_failslab+0x9/0x20 [ 550.689882][ T4158] __kmalloc_track_caller+0x6c/0x350 [ 550.695193][ T4158] kstrdup_const+0x55/0x90 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 550.699627][ T4158] kvasprintf_const+0x139/0x180 [ 550.704505][ T4158] kobject_set_name_vargs+0x61/0x120 [ 550.709820][ T4158] kobject_init_and_add+0xdb/0x190 [ 550.715068][ T4158] ? __kasan_check_write+0x14/0x20 [ 550.720186][ T4158] ? kobject_add+0x210/0x210 [ 550.724849][ T4158] ? inode_init_always+0x760/0x9b0 [ 550.730524][ T4158] ? _raw_spin_unlock+0x4d/0x70 [ 550.735392][ T4158] ? _raw_spin_unlock+0x4d/0x70 [ 550.740257][ T4158] erofs_register_sysfs+0xd1/0x130 [ 550.745376][ T4158] erofs_fc_fill_super+0x95c/0x1180 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 550.750568][ T4158] get_tree_bdev+0x417/0x640 [ 550.755241][ T4158] ? erofs_release_device_info+0x90/0x90 [ 550.760862][ T4158] erofs_fc_get_tree+0x1c/0x20 [ 550.765720][ T4158] vfs_get_tree+0x88/0x290 [ 550.770152][ T4158] do_new_mount+0x289/0xad0 [ 550.774777][ T4158] ? do_move_mount_old+0x160/0x160 [ 550.779899][ T4158] ? security_capable+0xb2/0xd0 [ 550.784744][ T4158] ? ns_capable+0x8a/0xf0 [ 550.789069][ T4158] path_mount+0x60b/0x1050 [ 550.793477][ T4158] __se_sys_mount+0x2d2/0x3c0 [ 550.798144][ T4158] ? __x64_sys_mount+0xd0/0xd0 [ 550.802906][ T4158] __x64_sys_mount+0xbf/0xd0 [ 550.807484][ T4158] do_syscall_64+0x44/0xd0 [ 550.811888][ T4158] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 550.817775][ T4158] RIP: 0033:0x7f211b962c9a [ 550.822183][ T4158] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 550.841953][ T4158] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 550.850367][ T4158] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 550.858341][ T4158] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 550.866307][ T4158] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 550.874267][ T4158] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 550.882223][ T4158] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 550.890183][ T4158] [ 550.893189][ T4156] CPU: 0 PID: 4156 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 550.903950][ T4156] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 550.914001][ T4156] Call Trace: [ 550.917269][ T4156] [ 550.920187][ T4156] dump_stack_lvl+0x151/0x1b7 [ 550.924885][ T4156] ? bfq_pos_tree_add_move+0x43e/0x43e [ 550.930689][ T4156] dump_stack+0x15/0x17 [ 550.934830][ T4156] should_fail+0x3c0/0x510 [ 550.939236][ T4156] __should_failslab+0x9f/0xe0 [ 550.943994][ T4156] should_failslab+0x9/0x20 [ 550.948483][ T4156] kmem_cache_alloc+0x4f/0x2f0 [ 550.953234][ T4156] ? from_kuid_munged+0x7b0/0x7b0 [ 550.958252][ T4156] ? security_inode_alloc+0x29/0x140 [ 550.963525][ T4156] security_inode_alloc+0x29/0x140 [ 550.968709][ T4156] inode_init_always+0x749/0x9b0 [ 550.973634][ T4156] ? _erofs_info+0x190/0x190 [ 550.978302][ T4156] new_inode_pseudo+0x93/0x220 [ 550.983060][ T4156] new_inode+0x28/0x1c0 [ 550.987201][ T4156] ? _raw_spin_unlock+0x4d/0x70 [ 550.992224][ T4156] ? erofs_shrinker_register+0xfb/0x110 [ 550.997764][ T4156] erofs_fc_fill_super+0x867/0x1180 [ 551.002949][ T4156] get_tree_bdev+0x417/0x640 [ 551.007545][ T4156] ? erofs_release_device_info+0x90/0x90 [ 551.013166][ T4156] erofs_fc_get_tree+0x1c/0x20 [ 551.017914][ T4156] vfs_get_tree+0x88/0x290 [ 551.022319][ T4156] do_new_mount+0x289/0xad0 [ 551.026812][ T4156] ? do_move_mount_old+0x160/0x160 [ 551.031913][ T4156] ? security_capable+0xb2/0xd0 [ 551.036772][ T4156] ? ns_capable+0x8a/0xf0 [ 551.041089][ T4156] path_mount+0x60b/0x1050 [ 551.045495][ T4156] __se_sys_mount+0x2d2/0x3c0 [ 551.050164][ T4156] ? __x64_sys_mount+0xd0/0xd0 [ 551.054915][ T4156] __x64_sys_mount+0xbf/0xd0 [ 551.059493][ T4156] do_syscall_64+0x44/0xd0 [ 551.063987][ T4156] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 551.069869][ T4156] RIP: 0033:0x7f211b962c9a [ 551.074277][ T4156] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 551.093870][ T4156] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 551.102269][ T4156] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 551.110237][ T4156] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 551.118193][ T4156] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 551.126166][ T4156] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 551.134122][ T4156] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 551.142083][ T4156] [ 551.145091][ T4159] CPU: 1 PID: 4159 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 551.155852][ T4159] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 551.165899][ T4159] Call Trace: [ 551.169164][ T4159] [ 551.172078][ T4159] dump_stack_lvl+0x151/0x1b7 [ 551.176742][ T4159] ? bfq_pos_tree_add_move+0x43e/0x43e [ 551.182184][ T4159] dump_stack+0x15/0x17 [ 551.186320][ T4159] should_fail+0x3c0/0x510 [ 551.190720][ T4159] __should_failslab+0x9f/0xe0 [ 551.195472][ T4159] should_failslab+0x9/0x20 [ 551.200058][ T4159] kmem_cache_alloc+0x4f/0x2f0 [ 551.204806][ T4159] ? from_kuid_munged+0x7b0/0x7b0 [ 551.209814][ T4159] ? security_inode_alloc+0x29/0x140 [ 551.215081][ T4159] security_inode_alloc+0x29/0x140 [ 551.220171][ T4159] inode_init_always+0x749/0x9b0 [ 551.225097][ T4159] ? _erofs_info+0x190/0x190 [ 551.229666][ T4159] new_inode_pseudo+0x93/0x220 [ 551.234412][ T4159] new_inode+0x28/0x1c0 [ 551.238547][ T4159] ? _raw_spin_unlock+0x4d/0x70 [ 551.243384][ T4159] ? erofs_shrinker_register+0xfb/0x110 [ 551.248915][ T4159] erofs_fc_fill_super+0x867/0x1180 [ 551.254099][ T4159] get_tree_bdev+0x417/0x640 [ 551.258671][ T4159] ? erofs_release_device_info+0x90/0x90 [ 551.264285][ T4159] erofs_fc_get_tree+0x1c/0x20 [ 551.269029][ T4159] vfs_get_tree+0x88/0x290 [ 551.273428][ T4159] do_new_mount+0x289/0xad0 [ 551.277919][ T4159] ? do_move_mount_old+0x160/0x160 [ 551.283109][ T4159] ? security_capable+0xb2/0xd0 [ 551.287943][ T4159] ? ns_capable+0x8a/0xf0 [ 551.292255][ T4159] path_mount+0x60b/0x1050 [ 551.296664][ T4159] __se_sys_mount+0x2d2/0x3c0 [ 551.301326][ T4159] ? __x64_sys_mount+0xd0/0xd0 [ 551.306071][ T4159] __x64_sys_mount+0xbf/0xd0 [ 551.310643][ T4159] do_syscall_64+0x44/0xd0 [ 551.315044][ T4159] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 551.320924][ T4159] RIP: 0033:0x7f211b962c9a [ 551.325322][ T4159] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 551.345006][ T4159] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 551.353487][ T4159] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 551.361442][ T4159] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 551.369395][ T4159] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 551.377348][ T4159] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 551.385298][ T4159] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 551.393256][ T4159] [ 551.398600][ T4161] CPU: 1 PID: 4161 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 551.409378][ T4161] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 551.419422][ T4161] Call Trace: [ 551.422688][ T4161] [ 551.425605][ T4161] dump_stack_lvl+0x151/0x1b7 [ 551.430710][ T4161] ? bfq_pos_tree_add_move+0x43e/0x43e [ 551.436151][ T4161] dump_stack+0x15/0x17 [ 551.440287][ T4161] should_fail+0x3c0/0x510 [ 551.444686][ T4161] __should_failslab+0x9f/0xe0 [ 551.449437][ T4161] should_failslab+0x9/0x20 [ 551.453919][ T4161] kmem_cache_alloc+0x4f/0x2f0 [ 551.458667][ T4161] ? from_kuid_munged+0x7b0/0x7b0 [ 551.463674][ T4161] ? security_inode_alloc+0x29/0x140 [ 551.468951][ T4161] security_inode_alloc+0x29/0x140 [ 551.474079][ T4161] inode_init_always+0x749/0x9b0 [ 551.479011][ T4161] ? _erofs_info+0x190/0x190 [ 551.483606][ T4161] new_inode_pseudo+0x93/0x220 [ 551.488372][ T4161] new_inode+0x28/0x1c0 [ 551.492518][ T4161] ? _raw_spin_unlock+0x4d/0x70 [ 551.497358][ T4161] ? erofs_shrinker_register+0xfb/0x110 [ 551.502887][ T4161] erofs_fc_fill_super+0x867/0x1180 [ 551.508068][ T4161] get_tree_bdev+0x417/0x640 [ 551.512640][ T4161] ? erofs_release_device_info+0x90/0x90 [ 551.518255][ T4161] erofs_fc_get_tree+0x1c/0x20 [ 551.523029][ T4161] vfs_get_tree+0x88/0x290 [ 551.527428][ T4161] do_new_mount+0x289/0xad0 [ 551.531924][ T4161] ? do_move_mount_old+0x160/0x160 [ 551.537040][ T4161] ? security_capable+0xb2/0xd0 [ 551.541898][ T4161] ? ns_capable+0x8a/0xf0 [ 551.546228][ T4161] path_mount+0x60b/0x1050 [ 551.550650][ T4161] __se_sys_mount+0x2d2/0x3c0 [ 551.555335][ T4161] ? __x64_sys_mount+0xd0/0xd0 [ 551.560194][ T4161] __x64_sys_mount+0xbf/0xd0 [ 551.564776][ T4161] do_syscall_64+0x44/0xd0 [ 551.569176][ T4161] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 551.575055][ T4161] RIP: 0033:0x7f211b962c9a [ 551.579451][ T4161] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 551.599124][ T4161] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 551.607526][ T4161] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 551.615493][ T4161] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 551.623462][ T4161] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 551.631858][ T4161] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 551.639825][ T4161] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 551.647790][ T4161] [ 551.651231][ T4158] kobject: can not set name properly! [ 551.654932][ T4163] loop4: detected capacity change from 0 to 16 [ 551.672983][ T4163] FAULT_INJECTION: forcing a failure. [ 551.672983][ T4163] name failslab, interval 1, probability 0, space 0, times 0 [ 551.681566][ T4165] loop2: detected capacity change from 0 to 16 [ 551.686683][ T4163] CPU: 1 PID: 4163 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 551.702707][ T4163] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 551.712756][ T4163] Call Trace: [ 551.716023][ T4163] [ 551.718955][ T4163] dump_stack_lvl+0x151/0x1b7 [ 551.723627][ T4163] ? bfq_pos_tree_add_move+0x43e/0x43e [ 551.729072][ T4163] dump_stack+0x15/0x17 [ 551.733209][ T4163] should_fail+0x3c0/0x510 [ 551.737619][ T4163] __should_failslab+0x9f/0xe0 [ 551.742363][ T4163] should_failslab+0x9/0x20 [ 551.746850][ T4163] kmem_cache_alloc+0x4f/0x2f0 [ 551.751595][ T4163] ? __kernfs_new_node+0xdb/0x6e0 [ 551.756598][ T4163] __kernfs_new_node+0xdb/0x6e0 [ 551.761444][ T4163] ? erofs_fc_get_tree+0x1c/0x20 [ 551.766360][ T4163] ? vfs_get_tree+0x88/0x290 [ 551.770928][ T4163] ? do_new_mount+0x289/0xad0 [ 551.775588][ T4163] ? path_mount+0x60b/0x1050 [ 551.780157][ T4163] ? __se_sys_mount+0x2d2/0x3c0 [ 551.784987][ T4163] ? kernfs_new_node+0x170/0x170 [ 551.790078][ T4163] kernfs_create_dir_ns+0x9b/0x230 [ 551.795180][ T4163] sysfs_create_dir_ns+0x181/0x390 [ 551.800291][ T4163] ? sysfs_warn_dup+0xa0/0xa0 [ 551.804973][ T4163] ? memcpy+0x56/0x70 [ 551.808940][ T4163] kobject_add_internal+0x766/0xda0 [ 551.814284][ T4163] kobject_init_and_add+0x123/0x190 [ 551.819463][ T4163] ? __kasan_check_write+0x14/0x20 [ 551.824551][ T4163] ? kobject_add+0x210/0x210 [ 551.829473][ T4163] ? inode_init_always+0x760/0x9b0 [ 551.834565][ T4163] ? _raw_spin_unlock+0x4d/0x70 [ 551.839400][ T4163] ? _raw_spin_unlock+0x4d/0x70 [ 551.844349][ T4163] erofs_register_sysfs+0xd1/0x130 [ 551.849439][ T4163] erofs_fc_fill_super+0x95c/0x1180 [ 551.854617][ T4163] get_tree_bdev+0x417/0x640 [ 551.859274][ T4163] ? erofs_release_device_info+0x90/0x90 [ 551.864986][ T4163] erofs_fc_get_tree+0x1c/0x20 [ 551.869731][ T4163] vfs_get_tree+0x88/0x290 [ 551.874138][ T4163] do_new_mount+0x289/0xad0 [ 551.878711][ T4163] ? do_move_mount_old+0x160/0x160 [ 551.883803][ T4163] ? security_capable+0xb2/0xd0 [ 551.888638][ T4163] ? ns_capable+0x8a/0xf0 [ 551.892947][ T4163] path_mount+0x60b/0x1050 [ 551.897343][ T4163] __se_sys_mount+0x2d2/0x3c0 [ 551.902005][ T4163] ? __x64_sys_mount+0xd0/0xd0 [ 551.906749][ T4163] ? vfs_mkdir+0x580/0x580 [ 551.911143][ T4163] __x64_sys_mount+0xbf/0xd0 [ 551.915713][ T4163] do_syscall_64+0x44/0xd0 [ 551.920196][ T4163] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 551.926420][ T4163] RIP: 0033:0x7f211b962c9a [ 551.930816][ T4163] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 551.950535][ T4163] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 551.959020][ T4163] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 551.966972][ T4163] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 551.974929][ T4163] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 551.982880][ T4163] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 551.991004][ T4163] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 551.998957][ T4163] [ 552.006552][ T4163] kobject_add_internal failed for loop4 (error: -12 parent: erofs) [ 552.010407][ T4165] erofs: (device loop2): mounted with root inode @ nid 36. [ 552.021877][ T4165] FAULT_INJECTION: forcing a failure. [ 552.021877][ T4165] name failslab, interval 1, probability 0, space 0, times 0 [ 552.034971][ T4165] CPU: 0 PID: 4165 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 552.045741][ T4165] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 552.055795][ T4165] Call Trace: [ 552.059151][ T4165] [ 552.062068][ T4165] dump_stack_lvl+0x151/0x1b7 [ 552.066739][ T4165] ? bfq_pos_tree_add_move+0x43e/0x43e [ 552.072188][ T4165] ? avc_has_perm+0x16d/0x260 [ 552.076857][ T4165] dump_stack+0x15/0x17 [ 552.081003][ T4165] should_fail+0x3c0/0x510 [ 552.085508][ T4165] __should_failslab+0x9f/0xe0 [ 552.090269][ T4165] should_failslab+0x9/0x20 [ 552.094771][ T4165] kmem_cache_alloc+0x4f/0x2f0 [ 552.099517][ T4165] ? selinux_sb_remount+0xd20/0xd20 [ 552.104698][ T4165] ? alloc_vfsmnt+0x27/0x4a0 [ 552.109275][ T4165] alloc_vfsmnt+0x27/0x4a0 [ 552.113764][ T4165] vfs_create_mount+0x84/0x4c0 [ 552.118510][ T4165] ? __kasan_check_write+0x14/0x20 [ 552.123611][ T4165] do_new_mount+0x3b4/0xad0 [ 552.128122][ T4165] ? do_move_mount_old+0x160/0x160 [ 552.133224][ T4165] ? security_capable+0xb2/0xd0 [ 552.138066][ T4165] ? ns_capable+0x8a/0xf0 [ 552.142380][ T4165] path_mount+0x60b/0x1050 [ 552.146885][ T4165] __se_sys_mount+0x2d2/0x3c0 [ 552.151547][ T4165] ? __x64_sys_mount+0xd0/0xd0 [ 552.156293][ T4165] ? vfs_mkdir+0x580/0x580 [ 552.160689][ T4165] __x64_sys_mount+0xbf/0xd0 [ 552.165260][ T4165] do_syscall_64+0x44/0xd0 [ 552.169664][ T4165] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 552.175541][ T4165] RIP: 0033:0x7f211b962c9a [ 552.179940][ T4165] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 552.199614][ T4165] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 552.208017][ T4165] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 552.215971][ T4165] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 552.224034][ T4165] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 552.231991][ T4165] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 552.240029][ T4165] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 552.247988][ T4165] write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 552.270797][ T4169] loop4: detected capacity change from 0 to 16 [ 552.280452][ T4169] FAULT_INJECTION: forcing a failure. [ 552.280452][ T4169] name failslab, interval 1, probability 0, space 0, times 0 [ 552.293330][ T4167] loop3: detected capacity change from 0 to 16 [ 552.294375][ T4174] loop1: detected capacity change from 0 to 16 [ 552.303502][ T4167] FAULT_INJECTION: forcing a failure. [ 552.303502][ T4167] name failslab, interval 1, probability 0, space 0, times 0 [ 552.309000][ T4175] loop0: detected capacity change from 0 to 16 [ 552.321422][ T4173] loop5: detected capacity change from 0 to 16 [ 552.328059][ T4174] FAULT_INJECTION: forcing a failure. [ 552.328059][ T4174] name failslab, interval 1, probability 0, space 0, times 0 [ 552.333836][ T4173] FAULT_INJECTION: forcing a failure. [ 552.333836][ T4173] name failslab, interval 1, probability 0, space 0, times 0 [ 552.349977][ T4177] loop2: detected capacity change from 0 to 16 [ 552.356893][ T4169] CPU: 1 PID: 4169 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 552.369322][ T4175] erofs: (device loop0): mounted with root inode @ nid 36. [ 552.373281][ T4169] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 552.373293][ T4169] Call Trace: [ 552.373298][ T4169] [ 552.373304][ T4169] dump_stack_lvl+0x151/0x1b7 [ 552.383703][ T4177] erofs: (device loop2): mounted with root inode @ nid 36. [ 552.390524][ T4169] ? bfq_pos_tree_add_move+0x43e/0x43e [ 552.390548][ T4169] ? get_tree_bdev+0x417/0x640 [ 552.390562][ T4169] ? vfs_get_tree+0x88/0x290 [ 552.390575][ T4169] ? do_new_mount+0x289/0xad0 [ 552.428267][ T4169] ? path_mount+0x60b/0x1050 [ 552.430134][ T4177] FAULT_INJECTION: forcing a failure. [ 552.430134][ T4177] name failslab, interval 1, probability 0, space 0, times 0 [ 552.432860][ T4169] ? __x64_sys_mount+0xbf/0xd0 [ 552.432883][ T4169] ? do_syscall_64+0x44/0xd0 [ 552.448760][ T4175] FAULT_INJECTION: forcing a failure. [ 552.448760][ T4175] name failslab, interval 1, probability 0, space 0, times 0 [ 552.450162][ T4169] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 552.450189][ T4169] dump_stack+0x15/0x17 [ 552.477639][ T4169] should_fail+0x3c0/0x510 [ 552.482054][ T4169] ? kvasprintf_const+0x139/0x180 [ 552.487075][ T4169] __should_failslab+0x9f/0xe0 [ 552.491834][ T4169] should_failslab+0x9/0x20 [ 552.496325][ T4169] __kmalloc_track_caller+0x6c/0x350 [ 552.501599][ T4169] kstrdup_const+0x55/0x90 [ 552.506003][ T4169] kvasprintf_const+0x139/0x180 [ 552.510845][ T4169] kobject_set_name_vargs+0x61/0x120 [ 552.516117][ T4169] kobject_init_and_add+0xdb/0x190 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 552.521223][ T4169] ? __kasan_check_write+0x14/0x20 [ 552.526319][ T4169] ? kobject_add+0x210/0x210 [ 552.530894][ T4169] ? inode_init_always+0x760/0x9b0 [ 552.535995][ T4169] ? _raw_spin_unlock+0x4d/0x70 [ 552.540851][ T4169] ? _raw_spin_unlock+0x4d/0x70 [ 552.545694][ T4169] erofs_register_sysfs+0xd1/0x130 [ 552.550983][ T4169] erofs_fc_fill_super+0x95c/0x1180 [ 552.556171][ T4169] get_tree_bdev+0x417/0x640 [ 552.560751][ T4169] ? erofs_release_device_info+0x90/0x90 [ 552.566371][ T4169] erofs_fc_get_tree+0x1c/0x20 [ 552.571126][ T4169] vfs_get_tree+0x88/0x290 [ 552.575530][ T4169] do_new_mount+0x289/0xad0 [ 552.580020][ T4169] ? do_move_mount_old+0x160/0x160 [ 552.585125][ T4169] ? security_capable+0xb2/0xd0 [ 552.589964][ T4169] ? ns_capable+0x8a/0xf0 [ 552.594282][ T4169] path_mount+0x60b/0x1050 [ 552.598694][ T4169] __se_sys_mount+0x2d2/0x3c0 [ 552.603358][ T4169] ? __x64_sys_mount+0xd0/0xd0 [ 552.608108][ T4169] ? vfs_mkdir+0x580/0x580 [ 552.612515][ T4169] __x64_sys_mount+0xbf/0xd0 [ 552.617095][ T4169] do_syscall_64+0x44/0xd0 [ 552.621503][ T4169] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 552.627387][ T4169] RIP: 0033:0x7f211b962c9a [ 552.631788][ T4169] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 552.651380][ T4169] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 552.659799][ T4169] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 552.667776][ T4169] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 552.675746][ T4169] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 552.684491][ T4169] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 552.692461][ T4169] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 552.700438][ T4169] [ 552.703462][ T4167] CPU: 0 PID: 4167 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 552.714227][ T4167] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 552.724269][ T4167] Call Trace: [ 552.727530][ T4167] [ 552.730445][ T4167] dump_stack_lvl+0x151/0x1b7 [ 552.735109][ T4167] ? bfq_pos_tree_add_move+0x43e/0x43e [ 552.740548][ T4167] ? get_tree_bdev+0x417/0x640 [ 552.745294][ T4167] ? vfs_get_tree+0x88/0x290 [ 552.749863][ T4167] ? do_new_mount+0x289/0xad0 [ 552.754523][ T4167] ? path_mount+0x60b/0x1050 [ 552.759097][ T4167] ? __x64_sys_mount+0xbf/0xd0 [ 552.763844][ T4167] ? do_syscall_64+0x44/0xd0 [ 552.768413][ T4167] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 552.774466][ T4167] dump_stack+0x15/0x17 [ 552.778611][ T4167] should_fail+0x3c0/0x510 [ 552.783013][ T4167] ? kvasprintf_const+0x139/0x180 [ 552.788108][ T4167] __should_failslab+0x9f/0xe0 [ 552.792856][ T4167] should_failslab+0x9/0x20 [ 552.797341][ T4167] __kmalloc_track_caller+0x6c/0x350 [ 552.802612][ T4167] kstrdup_const+0x55/0x90 [ 552.807012][ T4167] kvasprintf_const+0x139/0x180 [ 552.811847][ T4167] kobject_set_name_vargs+0x61/0x120 [ 552.817205][ T4167] kobject_init_and_add+0xdb/0x190 [ 552.822298][ T4167] ? __kasan_check_write+0x14/0x20 [ 552.827391][ T4167] ? kobject_add+0x210/0x210 [ 552.831967][ T4167] ? inode_init_always+0x760/0x9b0 [ 552.837115][ T4167] ? _raw_spin_unlock+0x4d/0x70 [ 552.841948][ T4167] ? _raw_spin_unlock+0x4d/0x70 [ 552.846779][ T4167] erofs_register_sysfs+0xd1/0x130 [ 552.851894][ T4167] erofs_fc_fill_super+0x95c/0x1180 [ 552.857083][ T4167] get_tree_bdev+0x417/0x640 [ 552.861656][ T4167] ? erofs_release_device_info+0x90/0x90 [ 552.867276][ T4167] erofs_fc_get_tree+0x1c/0x20 [ 552.872021][ T4167] vfs_get_tree+0x88/0x290 [ 552.876419][ T4167] do_new_mount+0x289/0xad0 [ 552.880909][ T4167] ? do_move_mount_old+0x160/0x160 [ 552.886088][ T4167] ? security_capable+0xb2/0xd0 [ 552.890923][ T4167] ? ns_capable+0x8a/0xf0 [ 552.895236][ T4167] path_mount+0x60b/0x1050 [ 552.899637][ T4167] __se_sys_mount+0x2d2/0x3c0 [ 552.904296][ T4167] ? __x64_sys_mount+0xd0/0xd0 [ 552.909041][ T4167] ? vfs_mkdir+0x580/0x580 [ 552.913443][ T4167] __x64_sys_mount+0xbf/0xd0 [ 552.918019][ T4167] do_syscall_64+0x44/0xd0 [ 552.922419][ T4167] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 552.928296][ T4167] RIP: 0033:0x7f211b962c9a [ 552.932694][ T4167] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 552.952538][ T4167] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 552.960932][ T4167] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 552.968884][ T4167] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 552.976878][ T4167] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 552.984832][ T4167] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 552.992783][ T4167] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 553.000747][ T4167] [ 553.003866][ T4175] CPU: 1 PID: 4175 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 553.014628][ T4175] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 553.024674][ T4175] Call Trace: [ 553.027940][ T4175] [ 553.030863][ T4175] dump_stack_lvl+0x151/0x1b7 [ 553.035531][ T4175] ? bfq_pos_tree_add_move+0x43e/0x43e [ 553.040977][ T4175] ? avc_has_perm+0x16d/0x260 [ 553.045649][ T4175] dump_stack+0x15/0x17 [ 553.049890][ T4175] should_fail+0x3c0/0x510 [ 553.054297][ T4175] __should_failslab+0x9f/0xe0 [ 553.059060][ T4175] should_failslab+0x9/0x20 [ 553.063572][ T4175] kmem_cache_alloc+0x4f/0x2f0 [ 553.068352][ T4175] ? selinux_sb_remount+0xd20/0xd20 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 553.073545][ T4175] ? alloc_vfsmnt+0x27/0x4a0 [ 553.078129][ T4175] alloc_vfsmnt+0x27/0x4a0 [ 553.082533][ T4175] vfs_create_mount+0x84/0x4c0 [ 553.087288][ T4175] ? __kasan_check_write+0x14/0x20 [ 553.092387][ T4175] do_new_mount+0x3b4/0xad0 [ 553.096882][ T4175] ? do_move_mount_old+0x160/0x160 [ 553.101982][ T4175] ? security_capable+0xb2/0xd0 [ 553.106827][ T4175] ? ns_capable+0x8a/0xf0 [ 553.111146][ T4175] path_mount+0x60b/0x1050 [ 553.115556][ T4175] __se_sys_mount+0x2d2/0x3c0 [ 553.120243][ T4175] ? __x64_sys_mount+0xd0/0xd0 [ 553.124998][ T4175] __x64_sys_mount+0xbf/0xd0 [ 553.129576][ T4175] do_syscall_64+0x44/0xd0 [ 553.133982][ T4175] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 553.139868][ T4175] RIP: 0033:0x7f211b962c9a [ 553.144272][ T4175] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 553.163864][ T4175] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 553.172269][ T4175] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 553.180227][ T4175] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 553.188190][ T4175] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 553.196149][ T4175] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 553.204105][ T4175] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 553.212065][ T4175] [ 553.215074][ T4177] CPU: 0 PID: 4177 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 553.225863][ T4177] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 553.235910][ T4177] Call Trace: [ 553.239170][ T4177] [ 553.242099][ T4177] dump_stack_lvl+0x151/0x1b7 [ 553.246763][ T4177] ? bfq_pos_tree_add_move+0x43e/0x43e [ 553.252203][ T4177] ? avc_has_perm+0x16d/0x260 [ 553.256872][ T4177] dump_stack+0x15/0x17 [ 553.261096][ T4177] should_fail+0x3c0/0x510 [ 553.265497][ T4177] __should_failslab+0x9f/0xe0 [ 553.270244][ T4177] should_failslab+0x9/0x20 [ 553.274727][ T4177] kmem_cache_alloc+0x4f/0x2f0 [ 553.279471][ T4177] ? selinux_sb_remount+0xd20/0xd20 [ 553.284647][ T4177] ? alloc_vfsmnt+0x27/0x4a0 [ 553.289222][ T4177] alloc_vfsmnt+0x27/0x4a0 [ 553.293636][ T4177] vfs_create_mount+0x84/0x4c0 [ 553.298383][ T4177] ? __kasan_check_write+0x14/0x20 [ 553.303474][ T4177] do_new_mount+0x3b4/0xad0 [ 553.307959][ T4177] ? do_move_mount_old+0x160/0x160 [ 553.313056][ T4177] ? security_capable+0xb2/0xd0 [ 553.317997][ T4177] ? ns_capable+0x8a/0xf0 [ 553.322310][ T4177] path_mount+0x60b/0x1050 [ 553.326888][ T4177] __se_sys_mount+0x2d2/0x3c0 [ 553.331546][ T4177] ? __x64_sys_mount+0xd0/0xd0 [ 553.336384][ T4177] __x64_sys_mount+0xbf/0xd0 [ 553.340956][ T4177] do_syscall_64+0x44/0xd0 [ 553.345351][ T4177] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 553.351228][ T4177] RIP: 0033:0x7f211b962c9a [ 553.355625][ T4177] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 553.375209][ T4177] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 553.383603][ T4177] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 553.391558][ T4177] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 553.399514][ T4177] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 553.407656][ T4177] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 553.415609][ T4177] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 553.423590][ T4177] [ 553.426852][ T4167] kobject: can not set name properly! [ 553.429024][ T4174] CPU: 0 PID: 4174 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 553.434230][ T4169] kobject: can not set name properly! [ 553.442960][ T4174] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 553.442972][ T4174] Call Trace: [ 553.442977][ T4174] [ 553.442983][ T4174] dump_stack_lvl+0x151/0x1b7 [ 553.443006][ T4174] ? bfq_pos_tree_add_move+0x43e/0x43e [ 553.443021][ T4174] ? get_tree_bdev+0x417/0x640 [ 553.479380][ T4174] ? vfs_get_tree+0x88/0x290 [ 553.483964][ T4174] ? do_new_mount+0x289/0xad0 [ 553.488632][ T4174] ? path_mount+0x60b/0x1050 [ 553.493207][ T4174] ? __x64_sys_mount+0xbf/0xd0 [ 553.497956][ T4174] ? do_syscall_64+0x44/0xd0 [ 553.502532][ T4174] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 553.508593][ T4174] dump_stack+0x15/0x17 [ 553.512738][ T4174] should_fail+0x3c0/0x510 [ 553.517229][ T4174] ? kvasprintf_const+0x139/0x180 [ 553.522250][ T4174] __should_failslab+0x9f/0xe0 [ 553.527015][ T4174] should_failslab+0x9/0x20 [ 553.531516][ T4174] __kmalloc_track_caller+0x6c/0x350 [ 553.536807][ T4174] kstrdup_const+0x55/0x90 [ 553.541217][ T4174] kvasprintf_const+0x139/0x180 [ 553.546059][ T4174] kobject_set_name_vargs+0x61/0x120 [ 553.551332][ T4174] kobject_init_and_add+0xdb/0x190 [ 553.556430][ T4174] ? __kasan_check_write+0x14/0x20 [ 553.561530][ T4174] ? kobject_add+0x210/0x210 [ 553.566106][ T4174] ? inode_init_always+0x760/0x9b0 [ 553.571210][ T4174] ? _raw_spin_unlock+0x4d/0x70 [ 553.576051][ T4174] ? _raw_spin_unlock+0x4d/0x70 [ 553.580890][ T4174] erofs_register_sysfs+0xd1/0x130 [ 553.585997][ T4174] erofs_fc_fill_super+0x95c/0x1180 [ 553.591186][ T4174] get_tree_bdev+0x417/0x640 [ 553.595852][ T4174] ? erofs_release_device_info+0x90/0x90 [ 553.601473][ T4174] erofs_fc_get_tree+0x1c/0x20 [ 553.606221][ T4174] vfs_get_tree+0x88/0x290 [ 553.610622][ T4174] do_new_mount+0x289/0xad0 [ 553.615115][ T4174] ? do_move_mount_old+0x160/0x160 [ 553.620215][ T4174] ? security_capable+0xb2/0xd0 [ 553.625049][ T4174] ? ns_capable+0x8a/0xf0 [ 553.629365][ T4174] path_mount+0x60b/0x1050 [ 553.633773][ T4174] __se_sys_mount+0x2d2/0x3c0 [ 553.638442][ T4174] ? __x64_sys_mount+0xd0/0xd0 [ 553.643195][ T4174] __x64_sys_mount+0xbf/0xd0 [ 553.647776][ T4174] do_syscall_64+0x44/0xd0 [ 553.652181][ T4174] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 553.658071][ T4174] RIP: 0033:0x7f211b962c9a [ 553.662473][ T4174] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 553.682071][ T4174] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 553.690490][ T4174] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 553.698543][ T4174] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 553.706513][ T4174] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 553.714475][ T4174] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 553.722431][ T4174] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 553.730399][ T4174] [ 553.733589][ T4173] CPU: 1 PID: 4173 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 553.735867][ T4174] kobject: can not set name properly! [ 553.744565][ T4173] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 553.744579][ T4173] Call Trace: [ 553.744585][ T4173] [ 553.744590][ T4173] dump_stack_lvl+0x151/0x1b7 [ 553.744613][ T4173] ? bfq_pos_tree_add_move+0x43e/0x43e [ 553.776645][ T4173] ? get_tree_bdev+0x417/0x640 [ 553.781403][ T4173] ? vfs_get_tree+0x88/0x290 [ 553.785983][ T4173] ? do_new_mount+0x289/0xad0 [ 553.790652][ T4173] ? path_mount+0x60b/0x1050 [ 553.795235][ T4173] ? __x64_sys_mount+0xbf/0xd0 [ 553.799978][ T4173] ? do_syscall_64+0x44/0xd0 [ 553.804634][ T4173] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 553.810681][ T4173] dump_stack+0x15/0x17 [ 553.814812][ T4173] should_fail+0x3c0/0x510 [ 553.819213][ T4173] ? kvasprintf_const+0x139/0x180 [ 553.824214][ T4173] __should_failslab+0x9f/0xe0 [ 553.828958][ T4173] should_failslab+0x9/0x20 [ 553.833437][ T4173] __kmalloc_track_caller+0x6c/0x350 [ 553.838706][ T4173] kstrdup_const+0x55/0x90 [ 553.843273][ T4173] kvasprintf_const+0x139/0x180 [ 553.848117][ T4173] kobject_set_name_vargs+0x61/0x120 [ 553.853391][ T4173] kobject_init_and_add+0xdb/0x190 [ 553.858487][ T4173] ? __kasan_check_write+0x14/0x20 [ 553.863587][ T4173] ? kobject_add+0x210/0x210 [ 553.868175][ T4173] ? inode_init_always+0x760/0x9b0 [ 553.873281][ T4173] ? _raw_spin_unlock+0x4d/0x70 [ 553.878125][ T4173] ? _raw_spin_unlock+0x4d/0x70 [ 553.882970][ T4173] erofs_register_sysfs+0xd1/0x130 [ 553.888062][ T4173] erofs_fc_fill_super+0x95c/0x1180 [ 553.893259][ T4173] get_tree_bdev+0x417/0x640 [ 553.897840][ T4173] ? erofs_release_device_info+0x90/0x90 [ 553.903458][ T4173] erofs_fc_get_tree+0x1c/0x20 [ 553.908196][ T4173] vfs_get_tree+0x88/0x290 [ 553.912588][ T4173] do_new_mount+0x289/0xad0 [ 553.917071][ T4173] ? do_move_mount_old+0x160/0x160 [ 553.922161][ T4173] ? security_capable+0xb2/0xd0 [ 553.926987][ T4173] ? ns_capable+0x8a/0xf0 [ 553.931297][ T4173] path_mount+0x60b/0x1050 [ 553.935798][ T4173] __se_sys_mount+0x2d2/0x3c0 [ 553.940457][ T4173] ? __x64_sys_mount+0xd0/0xd0 [ 553.945199][ T4173] __x64_sys_mount+0xbf/0xd0 [ 553.949771][ T4173] do_syscall_64+0x44/0xd0 [ 553.954164][ T4173] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 553.960040][ T4173] RIP: 0033:0x7f211b962c9a [ 553.964430][ T4173] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 553.984011][ T4173] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 553.992414][ T4173] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 554.000362][ T4173] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 554.008311][ T4173] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 554.016346][ T4173] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 554.024296][ T4173] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 554.032261][ T4173] [ 554.035655][ T4173] kobject: can not set name properly! [ 554.081149][ T4183] loop0: detected capacity change from 0 to 16 [ 554.087313][ T4181] loop3: detected capacity change from 0 to 16 [ 554.088631][ T4186] loop4: detected capacity change from 0 to 16 [ 554.094076][ T4184] loop1: detected capacity change from 0 to 16 [ 554.100063][ T4181] FAULT_INJECTION: forcing a failure. [ 554.100063][ T4181] name failslab, interval 1, probability 0, space 0, times 0 [ 554.107243][ T4184] FAULT_INJECTION: forcing a failure. [ 554.107243][ T4184] name failslab, interval 1, probability 0, space 0, times 0 [ 554.120302][ T4181] CPU: 0 PID: 4181 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 554.132386][ T4183] FAULT_INJECTION: forcing a failure. [ 554.132386][ T4183] name failslab, interval 1, probability 0, space 0, times 0 [ 554.142178][ T4181] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 554.142189][ T4181] Call Trace: [ 554.142195][ T4181] [ 554.142200][ T4181] dump_stack_lvl+0x151/0x1b7 [ 554.142221][ T4181] ? bfq_pos_tree_add_move+0x43e/0x43e [ 554.155421][ T4187] loop2: detected capacity change from 0 to 16 [ 554.164923][ T4181] ? _raw_spin_lock+0xa3/0x1b0 [ 554.164948][ T4181] dump_stack+0x15/0x17 [ 554.164962][ T4181] should_fail+0x3c0/0x510 [ 554.164981][ T4181] __should_failslab+0x9f/0xe0 [ 554.170079][ T4187] FAULT_INJECTION: forcing a failure. [ 554.170079][ T4187] name failslab, interval 1, probability 0, space 0, times 0 [ 554.171194][ T4181] should_failslab+0x9/0x20 [ 554.171221][ T4181] kmem_cache_alloc+0x4f/0x2f0 [ 554.227151][ T4181] ? erofs_alloc_inode+0x1b/0x50 [ 554.232087][ T4181] ? __kasan_check_write+0x14/0x20 [ 554.237185][ T4181] ? _erofs_info+0x190/0x190 [ 554.241764][ T4181] erofs_alloc_inode+0x1b/0x50 [ 554.246515][ T4181] ? _erofs_info+0x190/0x190 [ 554.251093][ T4181] new_inode_pseudo+0x64/0x220 [ 554.255845][ T4181] new_inode+0x28/0x1c0 [ 554.259985][ T4181] ? _raw_spin_unlock+0x4d/0x70 [ 554.264830][ T4181] ? erofs_shrinker_register+0xfb/0x110 [ 554.270361][ T4181] erofs_fc_fill_super+0x867/0x1180 [ 554.275548][ T4181] get_tree_bdev+0x417/0x640 [ 554.280122][ T4181] ? erofs_release_device_info+0x90/0x90 [ 554.285747][ T4181] erofs_fc_get_tree+0x1c/0x20 [ 554.290499][ T4181] vfs_get_tree+0x88/0x290 [ 554.294907][ T4181] do_new_mount+0x289/0xad0 [ 554.299398][ T4181] ? do_move_mount_old+0x160/0x160 [ 554.304500][ T4181] ? security_capable+0xb2/0xd0 [ 554.309343][ T4181] ? ns_capable+0x8a/0xf0 [ 554.313675][ T4181] path_mount+0x60b/0x1050 [ 554.318078][ T4181] __se_sys_mount+0x2d2/0x3c0 [ 554.322744][ T4181] ? __x64_sys_mount+0xd0/0xd0 [ 554.327495][ T4181] __x64_sys_mount+0xbf/0xd0 [ 554.332077][ T4181] do_syscall_64+0x44/0xd0 [ 554.336482][ T4181] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 554.342365][ T4181] RIP: 0033:0x7f211b962c9a [ 554.346767][ T4181] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 554.366357][ T4181] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 554.374791][ T4181] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 554.382750][ T4181] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 554.390707][ T4181] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 554.398664][ T4181] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 554.406621][ T4181] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 554.414586][ T4181] [ 554.417677][ T4187] CPU: 1 PID: 4187 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 554.417895][ T4186] FAULT_INJECTION: forcing a failure. [ 554.417895][ T4186] name failslab, interval 1, probability 0, space 0, times 0 [ 554.428431][ T4187] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 554.428443][ T4187] Call Trace: [ 554.428448][ T4187] [ 554.428454][ T4187] dump_stack_lvl+0x151/0x1b7 [ 554.428476][ T4187] ? bfq_pos_tree_add_move+0x43e/0x43e [ 554.467538][ T4187] ? get_tree_bdev+0x417/0x640 [ 554.472310][ T4187] ? vfs_get_tree+0x88/0x290 [ 554.476910][ T4187] ? do_new_mount+0x289/0xad0 [ 554.481592][ T4187] ? path_mount+0x60b/0x1050 [ 554.486190][ T4187] ? __x64_sys_mount+0xbf/0xd0 [ 554.490963][ T4187] ? do_syscall_64+0x44/0xd0 [ 554.495569][ T4187] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 554.501650][ T4187] dump_stack+0x15/0x17 [ 554.505814][ T4187] should_fail+0x3c0/0x510 [ 554.510240][ T4187] ? kvasprintf_const+0x139/0x180 [ 554.515268][ T4187] __should_failslab+0x9f/0xe0 [ 554.520035][ T4187] should_failslab+0x9/0x20 [ 554.524545][ T4187] __kmalloc_track_caller+0x6c/0x350 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 554.529834][ T4187] kstrdup_const+0x55/0x90 [ 554.534250][ T4187] kvasprintf_const+0x139/0x180 [ 554.539098][ T4187] kobject_set_name_vargs+0x61/0x120 [ 554.544370][ T4187] kobject_init_and_add+0xdb/0x190 [ 554.549466][ T4187] ? __kasan_check_write+0x14/0x20 [ 554.554563][ T4187] ? kobject_add+0x210/0x210 [ 554.559139][ T4187] ? inode_init_always+0x760/0x9b0 [ 554.564235][ T4187] ? _raw_spin_unlock+0x4d/0x70 [ 554.569078][ T4187] ? _raw_spin_unlock+0x4d/0x70 [ 554.573929][ T4187] erofs_register_sysfs+0xd1/0x130 [ 554.579030][ T4187] erofs_fc_fill_super+0x95c/0x1180 [ 554.584215][ T4187] get_tree_bdev+0x417/0x640 [ 554.588810][ T4187] ? erofs_release_device_info+0x90/0x90 [ 554.594430][ T4187] erofs_fc_get_tree+0x1c/0x20 [ 554.599179][ T4187] vfs_get_tree+0x88/0x290 [ 554.603584][ T4187] do_new_mount+0x289/0xad0 [ 554.608078][ T4187] ? do_move_mount_old+0x160/0x160 [ 554.613178][ T4187] ? security_capable+0xb2/0xd0 [ 554.618020][ T4187] ? ns_capable+0x8a/0xf0 [ 554.622335][ T4187] path_mount+0x60b/0x1050 [ 554.626740][ T4187] __se_sys_mount+0x2d2/0x3c0 [ 554.631414][ T4187] ? __x64_sys_mount+0xd0/0xd0 [ 554.636165][ T4187] __x64_sys_mount+0xbf/0xd0 [ 554.640765][ T4187] do_syscall_64+0x44/0xd0 [ 554.645169][ T4187] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 554.651050][ T4187] RIP: 0033:0x7f211b962c9a [ 554.655457][ T4187] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 554.675068][ T4187] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 554.683493][ T4187] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 554.691463][ T4187] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 554.699424][ T4187] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 554.707380][ T4187] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 554.715342][ T4187] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 554.723313][ T4187] [ 554.726319][ T4183] CPU: 0 PID: 4183 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 554.737081][ T4183] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 554.747213][ T4183] Call Trace: [ 554.750477][ T4183] [ 554.753390][ T4183] dump_stack_lvl+0x151/0x1b7 [ 554.758056][ T4183] ? bfq_pos_tree_add_move+0x43e/0x43e [ 554.763496][ T4183] ? get_tree_bdev+0x417/0x640 [ 554.768242][ T4183] ? vfs_get_tree+0x88/0x290 [ 554.772813][ T4183] ? do_new_mount+0x289/0xad0 [ 554.777470][ T4183] ? path_mount+0x60b/0x1050 [ 554.782041][ T4183] ? __x64_sys_mount+0xbf/0xd0 [ 554.786787][ T4183] ? do_syscall_64+0x44/0xd0 [ 554.791375][ T4183] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 554.797449][ T4183] dump_stack+0x15/0x17 [ 554.801596][ T4183] should_fail+0x3c0/0x510 [ 554.806002][ T4183] ? kvasprintf_const+0x139/0x180 [ 554.811015][ T4183] __should_failslab+0x9f/0xe0 [ 554.815760][ T4183] should_failslab+0x9/0x20 [ 554.820243][ T4183] __kmalloc_track_caller+0x6c/0x350 [ 554.825512][ T4183] kstrdup_const+0x55/0x90 [ 554.830087][ T4183] kvasprintf_const+0x139/0x180 [ 554.834922][ T4183] kobject_set_name_vargs+0x61/0x120 [ 554.840188][ T4183] kobject_init_and_add+0xdb/0x190 [ 554.845278][ T4183] ? __kasan_check_write+0x14/0x20 [ 554.850370][ T4183] ? kobject_add+0x210/0x210 [ 554.854939][ T4183] ? inode_init_always+0x760/0x9b0 [ 554.860030][ T4183] ? _raw_spin_unlock+0x4d/0x70 [ 554.864866][ T4183] ? _raw_spin_unlock+0x4d/0x70 [ 554.869697][ T4183] erofs_register_sysfs+0xd1/0x130 [ 554.874788][ T4183] erofs_fc_fill_super+0x95c/0x1180 [ 554.879969][ T4183] get_tree_bdev+0x417/0x640 [ 554.884544][ T4183] ? erofs_release_device_info+0x90/0x90 [ 554.890159][ T4183] erofs_fc_get_tree+0x1c/0x20 [ 554.894905][ T4183] vfs_get_tree+0x88/0x290 [ 554.899302][ T4183] do_new_mount+0x289/0xad0 [ 554.903788][ T4183] ? do_move_mount_old+0x160/0x160 [ 554.908898][ T4183] ? security_capable+0xb2/0xd0 [ 554.913755][ T4183] ? ns_capable+0x8a/0xf0 [ 554.918070][ T4183] path_mount+0x60b/0x1050 [ 554.922472][ T4183] __se_sys_mount+0x2d2/0x3c0 [ 554.927131][ T4183] ? __x64_sys_mount+0xd0/0xd0 [ 554.931879][ T4183] __x64_sys_mount+0xbf/0xd0 [ 554.936449][ T4183] do_syscall_64+0x44/0xd0 [ 554.940848][ T4183] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 554.946727][ T4183] RIP: 0033:0x7f211b962c9a [ 554.951121][ T4183] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 554.970708][ T4183] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 554.979102][ T4183] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 554.987056][ T4183] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 554.995026][ T4183] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 555.002994][ T4183] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 555.010949][ T4183] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 555.018909][ T4183] [ 555.022249][ T4186] CPU: 0 PID: 4186 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 555.028779][ T4189] loop5: detected capacity change from 0 to 16 [ 555.033006][ T4186] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 555.039883][ T4189] FAULT_INJECTION: forcing a failure. [ 555.039883][ T4189] name failslab, interval 1, probability 0, space 0, times 0 [ 555.049176][ T4186] Call Trace: [ 555.049184][ T4186] [ 555.049189][ T4186] dump_stack_lvl+0x151/0x1b7 [ 555.049211][ T4186] ? bfq_pos_tree_add_move+0x43e/0x43e [ 555.078052][ T4186] ? get_tree_bdev+0x417/0x640 [ 555.082840][ T4186] ? vfs_get_tree+0x88/0x290 [ 555.087434][ T4186] ? do_new_mount+0x289/0xad0 [ 555.092113][ T4186] ? path_mount+0x60b/0x1050 [ 555.096720][ T4186] ? __x64_sys_mount+0xbf/0xd0 [ 555.101480][ T4186] ? do_syscall_64+0x44/0xd0 [ 555.106144][ T4186] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 555.112201][ T4186] dump_stack+0x15/0x17 [ 555.116337][ T4186] should_fail+0x3c0/0x510 [ 555.120736][ T4186] ? kvasprintf_const+0x139/0x180 [ 555.125751][ T4186] __should_failslab+0x9f/0xe0 [ 555.130612][ T4186] should_failslab+0x9/0x20 [ 555.135113][ T4186] __kmalloc_track_caller+0x6c/0x350 [ 555.140569][ T4186] kstrdup_const+0x55/0x90 [ 555.145061][ T4186] kvasprintf_const+0x139/0x180 [ 555.149893][ T4186] kobject_set_name_vargs+0x61/0x120 [ 555.155160][ T4186] kobject_init_and_add+0xdb/0x190 [ 555.160249][ T4186] ? __kasan_check_write+0x14/0x20 [ 555.165340][ T4186] ? kobject_add+0x210/0x210 [ 555.169933][ T4186] ? inode_init_always+0x760/0x9b0 [ 555.175022][ T4186] ? _raw_spin_unlock+0x4d/0x70 [ 555.180114][ T4186] ? _raw_spin_unlock+0x4d/0x70 [ 555.184946][ T4186] erofs_register_sysfs+0xd1/0x130 [ 555.190133][ T4186] erofs_fc_fill_super+0x95c/0x1180 [ 555.195325][ T4186] get_tree_bdev+0x417/0x640 [ 555.199900][ T4186] ? erofs_release_device_info+0x90/0x90 [ 555.205515][ T4186] erofs_fc_get_tree+0x1c/0x20 [ 555.210255][ T4186] vfs_get_tree+0x88/0x290 [ 555.214651][ T4186] do_new_mount+0x289/0xad0 [ 555.219139][ T4186] ? do_move_mount_old+0x160/0x160 [ 555.224230][ T4186] ? security_capable+0xb2/0xd0 [ 555.229059][ T4186] ? ns_capable+0x8a/0xf0 [ 555.233367][ T4186] path_mount+0x60b/0x1050 [ 555.237764][ T4186] __se_sys_mount+0x2d2/0x3c0 [ 555.242421][ T4186] ? __x64_sys_mount+0xd0/0xd0 [ 555.247182][ T4186] ? vfs_mkdir+0x580/0x580 [ 555.251578][ T4186] __x64_sys_mount+0xbf/0xd0 [ 555.256150][ T4186] do_syscall_64+0x44/0xd0 [ 555.260546][ T4186] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 555.266431][ T4186] RIP: 0033:0x7f211b962c9a [ 555.270827][ T4186] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 555.290424][ T4186] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 555.298906][ T4186] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 555.306859][ T4186] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 555.315005][ T4186] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 555.322964][ T4186] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 555.331009][ T4186] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 555.338968][ T4186] [ 555.344137][ T4189] CPU: 1 PID: 4189 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 555.354928][ T4189] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 555.364979][ T4189] Call Trace: [ 555.368256][ T4189] [ 555.371184][ T4189] dump_stack_lvl+0x151/0x1b7 [ 555.375857][ T4189] ? bfq_pos_tree_add_move+0x43e/0x43e [ 555.381307][ T4189] ? get_tree_bdev+0x417/0x640 [ 555.386054][ T4189] ? vfs_get_tree+0x88/0x290 [ 555.390631][ T4189] ? do_new_mount+0x289/0xad0 [ 555.395307][ T4189] ? path_mount+0x60b/0x1050 [ 555.399937][ T4189] ? __x64_sys_mount+0xbf/0xd0 [ 555.404688][ T4189] ? do_syscall_64+0x44/0xd0 [ 555.409264][ T4189] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 555.415318][ T4189] dump_stack+0x15/0x17 [ 555.419468][ T4189] should_fail+0x3c0/0x510 [ 555.423868][ T4189] ? kvasprintf_const+0x139/0x180 [ 555.428967][ T4189] __should_failslab+0x9f/0xe0 [ 555.433718][ T4189] should_failslab+0x9/0x20 [ 555.438293][ T4189] __kmalloc_track_caller+0x6c/0x350 [ 555.443569][ T4189] kstrdup_const+0x55/0x90 [ 555.447981][ T4189] kvasprintf_const+0x139/0x180 [ 555.452835][ T4189] kobject_set_name_vargs+0x61/0x120 [ 555.458103][ T4189] kobject_init_and_add+0xdb/0x190 [ 555.463199][ T4189] ? __kasan_check_write+0x14/0x20 [ 555.468293][ T4189] ? kobject_add+0x210/0x210 [ 555.472868][ T4189] ? inode_init_always+0x760/0x9b0 [ 555.477969][ T4189] ? _raw_spin_unlock+0x4d/0x70 [ 555.482807][ T4189] ? _raw_spin_unlock+0x4d/0x70 [ 555.487732][ T4189] erofs_register_sysfs+0xd1/0x130 [ 555.492969][ T4189] erofs_fc_fill_super+0x95c/0x1180 [ 555.498151][ T4189] get_tree_bdev+0x417/0x640 [ 555.502728][ T4189] ? erofs_release_device_info+0x90/0x90 [ 555.508450][ T4189] erofs_fc_get_tree+0x1c/0x20 [ 555.513231][ T4189] vfs_get_tree+0x88/0x290 [ 555.517731][ T4189] do_new_mount+0x289/0xad0 [ 555.522422][ T4189] ? do_move_mount_old+0x160/0x160 [ 555.527528][ T4189] ? security_capable+0xb2/0xd0 [ 555.532484][ T4189] ? ns_capable+0x8a/0xf0 [ 555.536805][ T4189] path_mount+0x60b/0x1050 [ 555.541212][ T4189] __se_sys_mount+0x2d2/0x3c0 [ 555.545888][ T4189] ? __x64_sys_mount+0xd0/0xd0 [ 555.550660][ T4189] __x64_sys_mount+0xbf/0xd0 [ 555.555261][ T4189] do_syscall_64+0x44/0xd0 [ 555.559681][ T4189] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 555.565562][ T4189] RIP: 0033:0x7f211b962c9a [ 555.569964][ T4189] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 555.586709][ T4187] kobject: can not set name properly! [ 555.589553][ T4189] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 555.589576][ T4189] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 555.611352][ T4189] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 555.619320][ T4189] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 555.627282][ T4189] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 555.635941][ T4189] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 555.644003][ T4189] [ 555.647102][ T4184] CPU: 0 PID: 4184 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 555.649643][ T4183] kobject: can not set name properly! [ 555.657860][ T4184] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 555.657872][ T4184] Call Trace: [ 555.657876][ T4184] [ 555.657881][ T4184] dump_stack_lvl+0x151/0x1b7 [ 555.657903][ T4184] ? bfq_pos_tree_add_move+0x43e/0x43e [ 555.664002][ T4189] kobject: can not set name properly! [ 555.673305][ T4184] dump_stack+0x15/0x17 [ 555.673334][ T4184] should_fail+0x3c0/0x510 [ 555.673352][ T4184] __should_failslab+0x9f/0xe0 [ 555.673369][ T4184] should_failslab+0x9/0x20 [ 555.677413][ T4186] kobject: can not set name properly! [ 555.679536][ T4184] kmem_cache_alloc+0x4f/0x2f0 [ 555.679559][ T4184] ? from_kuid_munged+0x7b0/0x7b0 [ 555.727894][ T4184] ? security_inode_alloc+0x29/0x140 [ 555.733166][ T4184] security_inode_alloc+0x29/0x140 [ 555.738258][ T4184] inode_init_always+0x749/0x9b0 [ 555.743251][ T4184] ? _erofs_info+0x190/0x190 [ 555.747820][ T4184] new_inode_pseudo+0x93/0x220 [ 555.752562][ T4184] new_inode+0x28/0x1c0 [ 555.756796][ T4184] ? _raw_spin_unlock+0x4d/0x70 [ 555.761701][ T4184] ? erofs_shrinker_register+0xfb/0x110 [ 555.767246][ T4184] erofs_fc_fill_super+0x867/0x1180 [ 555.772450][ T4184] get_tree_bdev+0x417/0x640 [ 555.777023][ T4184] ? erofs_release_device_info+0x90/0x90 [ 555.782925][ T4184] erofs_fc_get_tree+0x1c/0x20 [ 555.787667][ T4184] vfs_get_tree+0x88/0x290 [ 555.792065][ T4184] do_new_mount+0x289/0xad0 [ 555.796550][ T4184] ? do_move_mount_old+0x160/0x160 [ 555.801824][ T4184] ? security_capable+0xb2/0xd0 [ 555.806656][ T4184] ? ns_capable+0x8a/0xf0 [ 555.810969][ T4184] path_mount+0x60b/0x1050 [ 555.815541][ T4184] __se_sys_mount+0x2d2/0x3c0 [ 555.820196][ T4184] ? __x64_sys_mount+0xd0/0xd0 [ 555.824968][ T4184] __x64_sys_mount+0xbf/0xd0 [ 555.829544][ T4184] do_syscall_64+0x44/0xd0 [ 555.833952][ T4184] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 555.840181][ T4184] RIP: 0033:0x7f211b962c9a [ 555.844580][ T4184] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 555.864165][ T4184] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 555.872571][ T4184] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 555.880698][ T4184] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 555.888996][ T4184] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 555.896951][ T4184] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 555.904906][ T4184] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 555.912893][ T4184] [ 555.939501][ T4191] loop5: detected capacity change from 0 to 16 [ 555.946262][ T4191] FAULT_INJECTION: forcing a failure. [ 555.946262][ T4191] name failslab, interval 1, probability 0, space 0, times 0 [ 555.956540][ T4193] loop2: detected capacity change from 0 to 16 [ 555.959793][ T4191] CPU: 0 PID: 4191 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 555.969157][ T4197] loop1: detected capacity change from 0 to 16 [ 555.975992][ T4191] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 555.976003][ T4191] Call Trace: [ 555.976008][ T4191] [ 555.976013][ T4191] dump_stack_lvl+0x151/0x1b7 [ 555.976035][ T4191] ? bfq_pos_tree_add_move+0x43e/0x43e [ 555.976051][ T4191] dump_stack+0x15/0x17 [ 555.983340][ T4196] loop0: detected capacity change from 0 to 16 [ 555.992387][ T4191] should_fail+0x3c0/0x510 [ 555.992414][ T4191] __should_failslab+0x9f/0xe0 [ 555.992431][ T4191] should_failslab+0x9/0x20 [ 555.996533][ T4193] FAULT_INJECTION: forcing a failure. [ 555.996533][ T4193] name failslab, interval 1, probability 0, space 0, times 0 [ 555.998600][ T4191] kmem_cache_alloc+0x4f/0x2f0 [ 555.998622][ T4191] ? from_kuid_munged+0x7b0/0x7b0 [ 556.003348][ T4197] FAULT_INJECTION: forcing a failure. [ 556.003348][ T4197] name failslab, interval 1, probability 0, space 0, times 0 [ 556.008696][ T4191] ? security_inode_alloc+0x29/0x140 [ 556.008716][ T4191] security_inode_alloc+0x29/0x140 [ 556.008731][ T4191] inode_init_always+0x749/0x9b0 [ 556.017225][ T4196] FAULT_INJECTION: forcing a failure. [ 556.017225][ T4196] name failslab, interval 1, probability 0, space 0, times 0 [ 556.018974][ T4191] ? _erofs_info+0x190/0x190 [ 556.018992][ T4191] new_inode_pseudo+0x93/0x220 [ 556.104656][ T4191] new_inode+0x28/0x1c0 [ 556.108807][ T4191] ? _raw_spin_unlock+0x4d/0x70 [ 556.113686][ T4191] ? erofs_shrinker_register+0xfb/0x110 [ 556.119236][ T4191] erofs_fc_fill_super+0x867/0x1180 [ 556.124438][ T4191] get_tree_bdev+0x417/0x640 [ 556.129210][ T4191] ? erofs_release_device_info+0x90/0x90 [ 556.134839][ T4191] erofs_fc_get_tree+0x1c/0x20 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 556.139615][ T4191] vfs_get_tree+0x88/0x290 [ 556.144039][ T4191] do_new_mount+0x289/0xad0 [ 556.148538][ T4191] ? do_move_mount_old+0x160/0x160 [ 556.153647][ T4191] ? security_capable+0xb2/0xd0 [ 556.158497][ T4191] ? ns_capable+0x8a/0xf0 [ 556.162816][ T4191] path_mount+0x60b/0x1050 [ 556.167228][ T4191] __se_sys_mount+0x2d2/0x3c0 [ 556.171897][ T4191] ? __x64_sys_mount+0xd0/0xd0 [ 556.176652][ T4191] __x64_sys_mount+0xbf/0xd0 [ 556.181243][ T4191] do_syscall_64+0x44/0xd0 [ 556.185659][ T4191] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 556.191544][ T4191] RIP: 0033:0x7f211b962c9a [ 556.195945][ T4191] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 556.215537][ T4191] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 556.224030][ T4191] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 556.231988][ T4191] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 556.239971][ T4191] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 556.249061][ T4191] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 556.257025][ T4191] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 556.264985][ T4191] [ 556.267991][ T4197] CPU: 1 PID: 4197 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 556.278753][ T4197] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 556.288809][ T4197] Call Trace: [ 556.292177][ T4197] [ 556.295111][ T4197] dump_stack_lvl+0x151/0x1b7 [ 556.299801][ T4197] ? bfq_pos_tree_add_move+0x43e/0x43e [ 556.305271][ T4197] ? get_tree_bdev+0x417/0x640 [ 556.310040][ T4197] ? vfs_get_tree+0x88/0x290 [ 556.314721][ T4197] ? do_new_mount+0x289/0xad0 [ 556.319408][ T4197] ? path_mount+0x60b/0x1050 [ 556.324011][ T4197] ? __x64_sys_mount+0xbf/0xd0 [ 556.328970][ T4197] ? do_syscall_64+0x44/0xd0 [ 556.333569][ T4197] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 556.339655][ T4197] dump_stack+0x15/0x17 [ 556.343842][ T4197] should_fail+0x3c0/0x510 [ 556.348270][ T4197] ? kvasprintf_const+0x139/0x180 [ 556.353295][ T4197] __should_failslab+0x9f/0xe0 [ 556.358050][ T4197] should_failslab+0x9/0x20 [ 556.362537][ T4197] __kmalloc_track_caller+0x6c/0x350 [ 556.367807][ T4197] kstrdup_const+0x55/0x90 [ 556.372221][ T4197] kvasprintf_const+0x139/0x180 [ 556.377078][ T4197] kobject_set_name_vargs+0x61/0x120 [ 556.382361][ T4197] kobject_init_and_add+0xdb/0x190 [ 556.387461][ T4197] ? __kasan_check_write+0x14/0x20 [ 556.392555][ T4197] ? kobject_add+0x210/0x210 [ 556.397125][ T4197] ? inode_init_always+0x760/0x9b0 [ 556.402219][ T4197] ? _raw_spin_unlock+0x4d/0x70 [ 556.407063][ T4197] ? _raw_spin_unlock+0x4d/0x70 [ 556.411916][ T4197] erofs_register_sysfs+0xd1/0x130 [ 556.417037][ T4197] erofs_fc_fill_super+0x95c/0x1180 [ 556.422223][ T4197] get_tree_bdev+0x417/0x640 [ 556.426795][ T4197] ? erofs_release_device_info+0x90/0x90 [ 556.432409][ T4197] erofs_fc_get_tree+0x1c/0x20 [ 556.437157][ T4197] vfs_get_tree+0x88/0x290 [ 556.441553][ T4197] do_new_mount+0x289/0xad0 [ 556.446067][ T4197] ? do_move_mount_old+0x160/0x160 [ 556.451160][ T4197] ? security_capable+0xb2/0xd0 [ 556.455991][ T4197] ? ns_capable+0x8a/0xf0 [ 556.460312][ T4197] path_mount+0x60b/0x1050 [ 556.464715][ T4197] __se_sys_mount+0x2d2/0x3c0 [ 556.469378][ T4197] ? __x64_sys_mount+0xd0/0xd0 [ 556.474127][ T4197] __x64_sys_mount+0xbf/0xd0 [ 556.478696][ T4197] do_syscall_64+0x44/0xd0 [ 556.483096][ T4197] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 556.488973][ T4197] RIP: 0033:0x7f211b962c9a [ 556.493455][ T4197] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 556.513043][ T4197] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 556.521441][ T4197] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 556.529397][ T4197] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 556.537358][ T4197] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 556.545470][ T4197] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 556.553439][ T4197] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 556.561398][ T4197] [ 556.565119][ T4196] CPU: 1 PID: 4196 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 556.575884][ T4196] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 556.586102][ T4196] Call Trace: [ 556.589367][ T4196] [ 556.592282][ T4196] dump_stack_lvl+0x151/0x1b7 [ 556.596947][ T4196] ? bfq_pos_tree_add_move+0x43e/0x43e [ 556.602407][ T4196] ? get_tree_bdev+0x417/0x640 [ 556.607177][ T4196] ? vfs_get_tree+0x88/0x290 [ 556.611754][ T4196] ? do_new_mount+0x289/0xad0 [ 556.616511][ T4196] ? path_mount+0x60b/0x1050 [ 556.621083][ T4196] ? __x64_sys_mount+0xbf/0xd0 [ 556.625831][ T4196] ? do_syscall_64+0x44/0xd0 [ 556.630404][ T4196] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 556.636475][ T4196] dump_stack+0x15/0x17 [ 556.640699][ T4196] should_fail+0x3c0/0x510 [ 556.645185][ T4196] ? kvasprintf_const+0x139/0x180 [ 556.650200][ T4196] __should_failslab+0x9f/0xe0 [ 556.654945][ T4196] should_failslab+0x9/0x20 [ 556.659439][ T4196] __kmalloc_track_caller+0x6c/0x350 [ 556.664709][ T4196] kstrdup_const+0x55/0x90 [ 556.669109][ T4196] kvasprintf_const+0x139/0x180 [ 556.673942][ T4196] kobject_set_name_vargs+0x61/0x120 [ 556.679209][ T4196] kobject_init_and_add+0xdb/0x190 [ 556.684298][ T4196] ? __kasan_check_write+0x14/0x20 [ 556.689389][ T4196] ? kobject_add+0x210/0x210 [ 556.693963][ T4196] ? inode_init_always+0x760/0x9b0 [ 556.699145][ T4196] ? _raw_spin_unlock+0x4d/0x70 [ 556.704240][ T4196] ? _raw_spin_unlock+0x4d/0x70 [ 556.709418][ T4196] erofs_register_sysfs+0xd1/0x130 [ 556.714516][ T4196] erofs_fc_fill_super+0x95c/0x1180 [ 556.719869][ T4196] get_tree_bdev+0x417/0x640 [ 556.724438][ T4196] ? erofs_release_device_info+0x90/0x90 [ 556.730056][ T4196] erofs_fc_get_tree+0x1c/0x20 [ 556.734810][ T4196] vfs_get_tree+0x88/0x290 [ 556.739233][ T4196] do_new_mount+0x289/0xad0 [ 556.743725][ T4196] ? do_move_mount_old+0x160/0x160 [ 556.748815][ T4196] ? security_capable+0xb2/0xd0 [ 556.753651][ T4196] ? ns_capable+0x8a/0xf0 [ 556.757964][ T4196] path_mount+0x60b/0x1050 [ 556.762365][ T4196] __se_sys_mount+0x2d2/0x3c0 [ 556.767045][ T4196] ? __x64_sys_mount+0xd0/0xd0 [ 556.771791][ T4196] __x64_sys_mount+0xbf/0xd0 [ 556.776364][ T4196] do_syscall_64+0x44/0xd0 [ 556.780760][ T4196] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 556.786646][ T4196] RIP: 0033:0x7f211b962c9a [ 556.791040][ T4196] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 556.810804][ T4196] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 556.819212][ T4196] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 556.827174][ T4196] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 556.835306][ T4196] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 556.843268][ T4196] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 556.851234][ T4196] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 556.859273][ T4196] [ 556.864273][ T4193] CPU: 1 PID: 4193 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 556.875125][ T4193] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 556.885442][ T4193] Call Trace: [ 556.888164][ T4197] kobject: can not set name properly! [ 556.888803][ T4193] [ 556.888811][ T4193] dump_stack_lvl+0x151/0x1b7 [ 556.901903][ T4193] ? bfq_pos_tree_add_move+0x43e/0x43e [ 556.906594][ T4200] loop4: detected capacity change from 0 to 16 [ 556.907366][ T4193] ? get_tree_bdev+0x417/0x640 [ 556.918340][ T4193] ? vfs_get_tree+0x88/0x290 [ 556.918764][ T4200] FAULT_INJECTION: forcing a failure. [ 556.918764][ T4200] name failslab, interval 1, probability 0, space 0, times 0 [ 556.923599][ T4193] ? do_new_mount+0x289/0xad0 [ 556.940805][ T4193] ? path_mount+0x60b/0x1050 [ 556.945386][ T4193] ? __x64_sys_mount+0xbf/0xd0 [ 556.950137][ T4193] ? do_syscall_64+0x44/0xd0 [ 556.954711][ T4193] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 556.960770][ T4193] dump_stack+0x15/0x17 [ 556.964912][ T4193] should_fail+0x3c0/0x510 [ 556.969315][ T4193] ? kvasprintf_const+0x139/0x180 [ 556.974334][ T4193] __should_failslab+0x9f/0xe0 [ 556.979092][ T4193] should_failslab+0x9/0x20 [ 556.983582][ T4193] __kmalloc_track_caller+0x6c/0x350 [ 556.988854][ T4193] kstrdup_const+0x55/0x90 [ 556.993258][ T4193] kvasprintf_const+0x139/0x180 [ 556.998095][ T4193] kobject_set_name_vargs+0x61/0x120 [ 557.003366][ T4193] kobject_init_and_add+0xdb/0x190 [ 557.008466][ T4193] ? __kasan_check_write+0x14/0x20 [ 557.013565][ T4193] ? kobject_add+0x210/0x210 [ 557.018140][ T4193] ? inode_init_always+0x760/0x9b0 [ 557.023237][ T4193] ? _raw_spin_unlock+0x4d/0x70 [ 557.028076][ T4193] ? _raw_spin_unlock+0x4d/0x70 [ 557.032911][ T4193] erofs_register_sysfs+0xd1/0x130 [ 557.038013][ T4193] erofs_fc_fill_super+0x95c/0x1180 [ 557.043371][ T4193] get_tree_bdev+0x417/0x640 [ 557.047950][ T4193] ? erofs_release_device_info+0x90/0x90 [ 557.053573][ T4193] erofs_fc_get_tree+0x1c/0x20 [ 557.058322][ T4193] vfs_get_tree+0x88/0x290 [ 557.062726][ T4193] do_new_mount+0x289/0xad0 [ 557.067218][ T4193] ? do_move_mount_old+0x160/0x160 [ 557.072413][ T4193] ? security_capable+0xb2/0xd0 [ 557.077275][ T4193] ? ns_capable+0x8a/0xf0 [ 557.081600][ T4193] path_mount+0x60b/0x1050 [ 557.086010][ T4193] __se_sys_mount+0x2d2/0x3c0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 557.090677][ T4193] ? __x64_sys_mount+0xd0/0xd0 [ 557.095428][ T4193] ? vfs_mkdir+0x580/0x580 [ 557.099829][ T4193] __x64_sys_mount+0xbf/0xd0 [ 557.104410][ T4193] do_syscall_64+0x44/0xd0 [ 557.108816][ T4193] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 557.114702][ T4193] RIP: 0033:0x7f211b962c9a [ 557.119110][ T4193] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 557.138708][ T4193] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 557.147111][ T4193] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 557.155078][ T4193] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 557.163035][ T4193] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 557.170990][ T4193] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 557.178953][ T4193] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 557.186913][ T4193] [ 557.189920][ T4200] CPU: 0 PID: 4200 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 557.191236][ T4193] kobject: can not set name properly! [ 557.200674][ T4200] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 557.200688][ T4200] Call Trace: [ 557.200693][ T4200] [ 557.200699][ T4200] dump_stack_lvl+0x151/0x1b7 [ 557.200721][ T4200] ? bfq_pos_tree_add_move+0x43e/0x43e [ 557.200738][ T4200] dump_stack+0x15/0x17 [ 557.200753][ T4200] should_fail+0x3c0/0x510 [ 557.241082][ T4200] __should_failslab+0x9f/0xe0 [ 557.245840][ T4200] should_failslab+0x9/0x20 [ 557.250323][ T4200] kmem_cache_alloc+0x4f/0x2f0 [ 557.255068][ T4200] ? __kernfs_new_node+0xdb/0x6e0 [ 557.260077][ T4200] __kernfs_new_node+0xdb/0x6e0 [ 557.264908][ T4200] ? erofs_fc_get_tree+0x1c/0x20 [ 557.269827][ T4200] ? vfs_get_tree+0x88/0x290 [ 557.274399][ T4200] ? do_new_mount+0x289/0xad0 [ 557.279143][ T4200] ? path_mount+0x60b/0x1050 [ 557.283717][ T4200] ? __se_sys_mount+0x2d2/0x3c0 [ 557.288551][ T4200] ? kernfs_new_node+0x170/0x170 [ 557.293475][ T4200] kernfs_create_dir_ns+0x9b/0x230 [ 557.298575][ T4200] sysfs_create_dir_ns+0x181/0x390 [ 557.303670][ T4200] ? sysfs_warn_dup+0xa0/0xa0 [ 557.308331][ T4200] ? memcpy+0x56/0x70 [ 557.312295][ T4200] kobject_add_internal+0x766/0xda0 [ 557.317477][ T4200] kobject_init_and_add+0x123/0x190 [ 557.322655][ T4200] ? __kasan_check_write+0x14/0x20 [ 557.327745][ T4200] ? kobject_add+0x210/0x210 [ 557.332319][ T4200] ? inode_init_always+0x760/0x9b0 [ 557.337419][ T4200] ? _raw_spin_unlock+0x4d/0x70 [ 557.342255][ T4200] ? _raw_spin_unlock+0x4d/0x70 [ 557.347146][ T4200] erofs_register_sysfs+0xd1/0x130 [ 557.352242][ T4200] erofs_fc_fill_super+0x95c/0x1180 [ 557.357423][ T4200] get_tree_bdev+0x417/0x640 [ 557.361996][ T4200] ? erofs_release_device_info+0x90/0x90 [ 557.367608][ T4200] erofs_fc_get_tree+0x1c/0x20 [ 557.372366][ T4200] vfs_get_tree+0x88/0x290 [ 557.376768][ T4200] do_new_mount+0x289/0xad0 [ 557.381254][ T4200] ? do_move_mount_old+0x160/0x160 [ 557.386354][ T4200] ? security_capable+0xb2/0xd0 [ 557.391185][ T4200] ? ns_capable+0x8a/0xf0 [ 557.395494][ T4200] path_mount+0x60b/0x1050 [ 557.399895][ T4200] __se_sys_mount+0x2d2/0x3c0 [ 557.404556][ T4200] ? __x64_sys_mount+0xd0/0xd0 [ 557.409313][ T4200] __x64_sys_mount+0xbf/0xd0 [ 557.413887][ T4200] do_syscall_64+0x44/0xd0 [ 557.418320][ T4200] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 557.424198][ T4200] RIP: 0033:0x7f211b962c9a [ 557.428597][ T4200] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 557.448204][ T4200] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 557.456599][ T4200] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 557.464559][ T4200] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 557.472559][ T4200] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 557.480510][ T4200] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 557.488463][ T4200] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 557.496420][ T4200] [ 557.499749][ T4196] kobject: can not set name properly! [ 557.500657][ T4201] loop3: detected capacity change from 0 to 16 [ 557.511614][ T4200] kobject_add_internal failed for loop4 (error: -12 parent: erofs) [ 557.520362][ T4201] erofs: (device loop3): mounted with root inode @ nid 36. [ 557.527709][ T4201] FAULT_INJECTION: forcing a failure. [ 557.527709][ T4201] name failslab, interval 1, probability 0, space 0, times 0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 557.540836][ T4201] CPU: 0 PID: 4201 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 557.551613][ T4201] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 557.561666][ T4201] Call Trace: [ 557.564937][ T4201] [ 557.567868][ T4201] dump_stack_lvl+0x151/0x1b7 [ 557.572537][ T4201] ? bfq_pos_tree_add_move+0x43e/0x43e [ 557.577971][ T4201] ? avc_has_perm+0x16d/0x260 [ 557.582626][ T4201] dump_stack+0x15/0x17 [ 557.586756][ T4201] should_fail+0x3c0/0x510 [ 557.591148][ T4201] __should_failslab+0x9f/0xe0 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 557.595973][ T4201] should_failslab+0x9/0x20 [ 557.600451][ T4201] kmem_cache_alloc+0x4f/0x2f0 [ 557.605195][ T4201] ? selinux_sb_remount+0xd20/0xd20 [ 557.610370][ T4201] ? alloc_vfsmnt+0x27/0x4a0 [ 557.614938][ T4201] alloc_vfsmnt+0x27/0x4a0 [ 557.619330][ T4201] vfs_create_mount+0x84/0x4c0 [ 557.624081][ T4201] ? __kasan_check_write+0x14/0x20 [ 557.629167][ T4201] do_new_mount+0x3b4/0xad0 [ 557.633654][ T4201] ? do_move_mount_old+0x160/0x160 [ 557.638748][ T4201] ? security_capable+0xb2/0xd0 [ 557.643575][ T4201] ? ns_capable+0x8a/0xf0 [ 557.647891][ T4201] path_mount+0x60b/0x1050 [ 557.652290][ T4201] __se_sys_mount+0x2d2/0x3c0 [ 557.656941][ T4201] ? __x64_sys_mount+0xd0/0xd0 [ 557.661679][ T4201] __x64_sys_mount+0xbf/0xd0 [ 557.666246][ T4201] do_syscall_64+0x44/0xd0 [ 557.670639][ T4201] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 557.676507][ T4201] RIP: 0033:0x7f211b962c9a [ 557.680901][ T4201] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 557.700479][ T4201] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 557.708871][ T4201] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 557.716836][ T4201] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 557.724796][ T4201] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 557.732760][ T4201] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 557.740708][ T4201] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 557.748670][ T4201] [ 557.757341][ T4206] loop1: detected capacity change from 0 to 16 [ 557.760741][ T4210] loop0: detected capacity change from 0 to 16 [ 557.764036][ T4207] loop2: detected capacity change from 0 to 16 [ 557.770208][ T4211] loop4: detected capacity change from 0 to 16 [ 557.778806][ T4213] loop5: detected capacity change from 0 to 16 [ 557.787842][ T4206] erofs: (device loop1): mounted with root inode @ nid 36. [ 557.788850][ T4211] FAULT_INJECTION: forcing a failure. [ 557.788850][ T4211] name failslab, interval 1, probability 0, space 0, times 0 [ 557.795824][ T4210] FAULT_INJECTION: forcing a failure. [ 557.795824][ T4210] name failslab, interval 1, probability 0, space 0, times 0 [ 557.808954][ T4213] FAULT_INJECTION: forcing a failure. [ 557.808954][ T4213] name failslab, interval 1, probability 0, space 0, times 0 [ 557.820900][ T4206] FAULT_INJECTION: forcing a failure. [ 557.820900][ T4206] name failslab, interval 1, probability 0, space 0, times 0 [ 557.833951][ T4211] CPU: 0 PID: 4211 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 557.856792][ T4211] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 557.866854][ T4211] Call Trace: [ 557.870128][ T4211] [ 557.873049][ T4211] dump_stack_lvl+0x151/0x1b7 [ 557.877718][ T4211] ? bfq_pos_tree_add_move+0x43e/0x43e [ 557.883161][ T4211] ? get_tree_bdev+0x417/0x640 [ 557.887913][ T4211] ? vfs_get_tree+0x88/0x290 [ 557.892491][ T4211] ? do_new_mount+0x289/0xad0 [ 557.897155][ T4211] ? path_mount+0x60b/0x1050 [ 557.901732][ T4211] ? __x64_sys_mount+0xbf/0xd0 [ 557.906487][ T4211] ? do_syscall_64+0x44/0xd0 [ 557.911062][ T4211] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 557.917116][ T4211] dump_stack+0x15/0x17 [ 557.921256][ T4211] should_fail+0x3c0/0x510 [ 557.925674][ T4211] ? kvasprintf_const+0x139/0x180 [ 557.930692][ T4211] __should_failslab+0x9f/0xe0 [ 557.935457][ T4211] should_failslab+0x9/0x20 [ 557.939944][ T4211] __kmalloc_track_caller+0x6c/0x350 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 557.945218][ T4211] kstrdup_const+0x55/0x90 [ 557.949624][ T4211] kvasprintf_const+0x139/0x180 [ 557.954462][ T4211] kobject_set_name_vargs+0x61/0x120 [ 557.959733][ T4211] kobject_init_and_add+0xdb/0x190 [ 557.964829][ T4211] ? __kasan_check_write+0x14/0x20 [ 557.969928][ T4211] ? kobject_add+0x210/0x210 [ 557.974512][ T4211] ? inode_init_always+0x760/0x9b0 [ 557.979615][ T4211] ? _raw_spin_unlock+0x4d/0x70 [ 557.984454][ T4211] ? _raw_spin_unlock+0x4d/0x70 [ 557.989291][ T4211] erofs_register_sysfs+0xd1/0x130 [ 557.994389][ T4211] erofs_fc_fill_super+0x95c/0x1180 [ 557.999574][ T4211] get_tree_bdev+0x417/0x640 [ 558.004152][ T4211] ? erofs_release_device_info+0x90/0x90 [ 558.009776][ T4211] erofs_fc_get_tree+0x1c/0x20 [ 558.014619][ T4211] vfs_get_tree+0x88/0x290 [ 558.019022][ T4211] do_new_mount+0x289/0xad0 [ 558.023519][ T4211] ? do_move_mount_old+0x160/0x160 [ 558.028623][ T4211] ? security_capable+0xb2/0xd0 [ 558.033466][ T4211] ? ns_capable+0x8a/0xf0 [ 558.037783][ T4211] path_mount+0x60b/0x1050 [ 558.042194][ T4211] __se_sys_mount+0x2d2/0x3c0 [ 558.046861][ T4211] ? __x64_sys_mount+0xd0/0xd0 [ 558.051611][ T4211] ? vfs_mkdir+0x580/0x580 [ 558.056015][ T4211] __x64_sys_mount+0xbf/0xd0 [ 558.060595][ T4211] do_syscall_64+0x44/0xd0 [ 558.064997][ T4211] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 558.070879][ T4211] RIP: 0033:0x7f211b962c9a [ 558.075282][ T4211] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 558.094873][ T4211] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 558.103276][ T4211] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 558.111234][ T4211] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 558.119189][ T4211] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 558.127148][ T4211] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 558.135106][ T4211] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 558.143065][ T4211] [ 558.146077][ T4210] CPU: 1 PID: 4210 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 558.154265][ T4207] FAULT_INJECTION: forcing a failure. [ 558.154265][ T4207] name failslab, interval 1, probability 0, space 0, times 0 [ 558.156835][ T4210] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 558.156847][ T4210] Call Trace: [ 558.156852][ T4210] [ 558.156856][ T4210] dump_stack_lvl+0x151/0x1b7 [ 558.156877][ T4210] ? bfq_pos_tree_add_move+0x43e/0x43e [ 558.156893][ T4210] ? get_tree_bdev+0x417/0x640 [ 558.200560][ T4210] ? vfs_get_tree+0x88/0x290 [ 558.205144][ T4210] ? do_new_mount+0x289/0xad0 [ 558.209825][ T4210] ? path_mount+0x60b/0x1050 [ 558.214408][ T4210] ? __x64_sys_mount+0xbf/0xd0 [ 558.219243][ T4210] ? do_syscall_64+0x44/0xd0 [ 558.223910][ T4210] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 558.229963][ T4210] dump_stack+0x15/0x17 [ 558.234106][ T4210] should_fail+0x3c0/0x510 [ 558.238508][ T4210] ? kvasprintf_const+0x139/0x180 [ 558.243533][ T4210] __should_failslab+0x9f/0xe0 [ 558.248313][ T4210] should_failslab+0x9/0x20 [ 558.252928][ T4210] __kmalloc_track_caller+0x6c/0x350 [ 558.258208][ T4210] kstrdup_const+0x55/0x90 [ 558.262621][ T4210] kvasprintf_const+0x139/0x180 [ 558.267470][ T4210] kobject_set_name_vargs+0x61/0x120 [ 558.272830][ T4210] kobject_init_and_add+0xdb/0x190 [ 558.277930][ T4210] ? __kasan_check_write+0x14/0x20 [ 558.283034][ T4210] ? kobject_add+0x210/0x210 [ 558.287704][ T4210] ? inode_init_always+0x760/0x9b0 [ 558.292800][ T4210] ? _raw_spin_unlock+0x4d/0x70 write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory [ 558.297642][ T4210] ? _raw_spin_unlock+0x4d/0x70 [ 558.302513][ T4210] erofs_register_sysfs+0xd1/0x130 [ 558.307622][ T4210] erofs_fc_fill_super+0x95c/0x1180 [ 558.312813][ T4210] get_tree_bdev+0x417/0x640 [ 558.317390][ T4210] ? erofs_release_device_info+0x90/0x90 [ 558.323009][ T4210] erofs_fc_get_tree+0x1c/0x20 [ 558.327766][ T4210] vfs_get_tree+0x88/0x290 [ 558.332192][ T4210] do_new_mount+0x289/0xad0 [ 558.336715][ T4210] ? do_move_mount_old+0x160/0x160 [ 558.341838][ T4210] ? security_capable+0xb2/0xd0 [ 558.346699][ T4210] ? ns_capable+0x8a/0xf0 [ 558.351037][ T4210] path_mount+0x60b/0x1050 [ 558.355480][ T4210] __se_sys_mount+0x2d2/0x3c0 [ 558.360168][ T4210] ? __x64_sys_mount+0xd0/0xd0 [ 558.364935][ T4210] __x64_sys_mount+0xbf/0xd0 [ 558.369526][ T4210] do_syscall_64+0x44/0xd0 [ 558.373937][ T4210] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 558.379822][ T4210] RIP: 0033:0x7f211b962c9a [ 558.384223][ T4210] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 558.403824][ T4210] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 558.412228][ T4210] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 558.420192][ T4210] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 558.428146][ T4210] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 558.436103][ T4210] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 558.444406][ T4210] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 558.452552][ T4210] [ 558.455556][ T4213] CPU: 0 PID: 4213 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 558.466316][ T4213] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 558.476368][ T4213] Call Trace: [ 558.479638][ T4213] [ 558.482553][ T4213] dump_stack_lvl+0x151/0x1b7 [ 558.487216][ T4213] ? bfq_pos_tree_add_move+0x43e/0x43e [ 558.492658][ T4213] dump_stack+0x15/0x17 [ 558.496798][ T4213] should_fail+0x3c0/0x510 [ 558.501199][ T4213] __should_failslab+0x9f/0xe0 [ 558.505949][ T4213] should_failslab+0x9/0x20 [ 558.510444][ T4213] kmem_cache_alloc+0x4f/0x2f0 [ 558.515191][ T4213] ? from_kuid_munged+0x7b0/0x7b0 [ 558.520196][ T4213] ? security_inode_alloc+0x29/0x140 [ 558.525468][ T4213] security_inode_alloc+0x29/0x140 [ 558.530559][ T4213] inode_init_always+0x749/0x9b0 [ 558.535475][ T4213] ? _erofs_info+0x190/0x190 [ 558.540049][ T4213] new_inode_pseudo+0x93/0x220 [ 558.544792][ T4213] new_inode+0x28/0x1c0 [ 558.548928][ T4213] ? _raw_spin_unlock+0x4d/0x70 [ 558.553839][ T4213] ? erofs_shrinker_register+0xfb/0x110 [ 558.559363][ T4213] erofs_fc_fill_super+0x867/0x1180 [ 558.564541][ T4213] get_tree_bdev+0x417/0x640 [ 558.569111][ T4213] ? erofs_release_device_info+0x90/0x90 [ 558.574723][ T4213] erofs_fc_get_tree+0x1c/0x20 [ 558.579473][ T4213] vfs_get_tree+0x88/0x290 [ 558.584044][ T4213] do_new_mount+0x289/0xad0 [ 558.588533][ T4213] ? do_move_mount_old+0x160/0x160 [ 558.593628][ T4213] ? security_capable+0xb2/0xd0 [ 558.598463][ T4213] ? ns_capable+0x8a/0xf0 [ 558.602770][ T4213] path_mount+0x60b/0x1050 [ 558.607174][ T4213] __se_sys_mount+0x2d2/0x3c0 [ 558.611832][ T4213] ? __x64_sys_mount+0xd0/0xd0 [ 558.616581][ T4213] __x64_sys_mount+0xbf/0xd0 [ 558.621152][ T4213] do_syscall_64+0x44/0xd0 [ 558.625551][ T4213] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 558.631444][ T4213] RIP: 0033:0x7f211b962c9a [ 558.635853][ T4213] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 558.655576][ T4213] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 558.663991][ T4213] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 558.671976][ T4213] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 558.679944][ T4213] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 558.687894][ T4213] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 558.695949][ T4213] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 558.704087][ T4213] [ 558.707310][ T4211] kobject: can not set name properly! [ 558.707807][ T4207] CPU: 0 PID: 4207 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 558.723900][ T4207] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 558.734357][ T4207] Call Trace: [ 558.737754][ T4207] [ 558.740681][ T4207] dump_stack_lvl+0x151/0x1b7 [ 558.745546][ T4207] ? bfq_pos_tree_add_move+0x43e/0x43e [ 558.750993][ T4207] ? get_tree_bdev+0x417/0x640 [ 558.755853][ T4207] ? vfs_get_tree+0x88/0x290 [ 558.760620][ T4207] ? do_new_mount+0x289/0xad0 [ 558.765342][ T4207] ? path_mount+0x60b/0x1050 [ 558.769960][ T4207] ? __x64_sys_mount+0xbf/0xd0 [ 558.774726][ T4207] ? do_syscall_64+0x44/0xd0 [ 558.779315][ T4207] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 558.785374][ T4207] dump_stack+0x15/0x17 [ 558.789575][ T4207] should_fail+0x3c0/0x510 [ 558.794005][ T4207] ? kvasprintf_const+0x139/0x180 [ 558.799017][ T4207] __should_failslab+0x9f/0xe0 [ 558.803767][ T4207] should_failslab+0x9/0x20 [ 558.808519][ T4207] __kmalloc_track_caller+0x6c/0x350 [ 558.813795][ T4207] kstrdup_const+0x55/0x90 [ 558.818324][ T4207] kvasprintf_const+0x139/0x180 [ 558.823193][ T4207] kobject_set_name_vargs+0x61/0x120 [ 558.828468][ T4207] kobject_init_and_add+0xdb/0x190 [ 558.833569][ T4207] ? __kasan_check_write+0x14/0x20 [ 558.838765][ T4207] ? kobject_add+0x210/0x210 [ 558.843510][ T4207] ? inode_init_always+0x760/0x9b0 [ 558.848623][ T4207] ? _raw_spin_unlock+0x4d/0x70 [ 558.853475][ T4207] ? _raw_spin_unlock+0x4d/0x70 [ 558.858321][ T4207] erofs_register_sysfs+0xd1/0x130 [ 558.863519][ T4207] erofs_fc_fill_super+0x95c/0x1180 [ 558.868699][ T4207] get_tree_bdev+0x417/0x640 [ 558.873270][ T4207] ? erofs_release_device_info+0x90/0x90 [ 558.878890][ T4207] erofs_fc_get_tree+0x1c/0x20 [ 558.883634][ T4207] vfs_get_tree+0x88/0x290 [ 558.888029][ T4207] do_new_mount+0x289/0xad0 [ 558.892626][ T4207] ? do_move_mount_old+0x160/0x160 [ 558.897932][ T4207] ? security_capable+0xb2/0xd0 [ 558.902764][ T4207] ? ns_capable+0x8a/0xf0 [ 558.907076][ T4207] path_mount+0x60b/0x1050 [ 558.911927][ T4207] __se_sys_mount+0x2d2/0x3c0 [ 558.916648][ T4207] ? __x64_sys_mount+0xd0/0xd0 [ 558.921833][ T4207] ? vfs_mkdir+0x580/0x580 [ 558.926260][ T4207] __x64_sys_mount+0xbf/0xd0 [ 558.930834][ T4207] do_syscall_64+0x44/0xd0 [ 558.935230][ T4207] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 558.941110][ T4207] RIP: 0033:0x7f211b962c9a [ 558.945625][ T4207] Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 98 03 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 558.965768][ T4207] RSP: 002b:00007f211b906158 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 558.974369][ T4207] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f211b962c9a [ 558.982439][ T4207] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f211b906170 [ 558.990392][ T4207] RBP: 0000000000000005 R08: 00007f211b9061b0 R09: 00007f211b9066b8 [ 558.998354][ T4207] R10: 0000000000000000 R11: 0000000000000286 R12: 00007f211b9061b0 [ 559.006405][ T4207] R13: 0000000000000002 R14: 00007f211b906170 R15: 0000000020000230 [ 559.014358][ T4207] [ 559.019205][ T4210] kobject: can not set name properly! [ 559.019997][ T4206] CPU: 1 PID: 4206 Comm: syz-executor733 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769-dirty #0 [ 559.035422][ T4206] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 559.045465][ T4206] Call Trace: [ 559.048738][ T4206]