Warning: Permanently added '10.128.0.123' (ED25519) to the list of known hosts. 2025/01/04 05:29:13 ignoring optional flag "sandboxArg"="0" 2025/01/04 05:29:13 ignoring optional flag "type"="gce" 2025/01/04 05:29:13 parsed 1 programs [ 49.330298][ T24] kauditd_printk_skb: 18 callbacks suppressed [ 49.330311][ T24] audit: type=1400 audit(1735968553.620:94): avc: denied { mount } for pid=345 comm="syz-executor" name="/" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=filesystem permissive=1 [ 49.359942][ T24] audit: type=1400 audit(1735968553.650:95): avc: denied { unlink } for pid=345 comm="syz-executor" name="swap-file" dev="sda1" ino=1930 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" 2025/01/04 05:29:13 executed programs: 0 [ 49.433468][ T345] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 49.486814][ T351] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.493697][ T351] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.500932][ T351] device bridge_slave_0 entered promiscuous mode [ 49.507729][ T351] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.515222][ T351] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.522699][ T351] device bridge_slave_1 entered promiscuous mode [ 49.558018][ T351] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.564893][ T351] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.572226][ T351] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.579368][ T351] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.596316][ T49] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.603397][ T49] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.610624][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 49.617969][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.627197][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.635303][ T49] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.642247][ T49] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.650789][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.659065][ T49] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.666050][ T49] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.677531][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.687359][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.700528][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 49.711387][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 49.719611][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 49.727036][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 49.735708][ T351] device veth0_vlan entered promiscuous mode [ 49.745447][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 49.754713][ T351] device veth1_macvtap entered promiscuous mode [ 49.764024][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 49.774014][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 49.788489][ T24] audit: type=1400 audit(1735968554.080:96): avc: denied { mounton } for pid=351 comm="syz-executor.0" path="/dev/binderfs" dev="devtmpfs" ino=509 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1 [ 49.815219][ T24] audit: type=1400 audit(1735968554.110:97): avc: denied { read } for pid=356 comm="syz-executor.0" name="loop-control" dev="devtmpfs" ino=110 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:loop_control_device_t tclass=chr_file permissive=1 [ 49.822690][ T358] udevd[358]: inotify_add_watch(7, /dev/loop0, 10) failed: No such file or directory [ 49.840860][ T24] audit: type=1400 audit(1735968554.110:98): avc: denied { open } for pid=356 comm="syz-executor.0" path="/dev/loop-control" dev="devtmpfs" ino=110 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:loop_control_device_t tclass=chr_file permissive=1 [ 49.875598][ T24] audit: type=1400 audit(1735968554.110:99): avc: denied { ioctl } for pid=356 comm="syz-executor.0" path="/dev/loop-control" dev="devtmpfs" ino=110 ioctlcmd=0x4c81 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:loop_control_device_t tclass=chr_file permissive=1 [ 49.876926][ T360] FAULT_INJECTION: forcing a failure. [ 49.876926][ T360] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 49.915082][ T360] CPU: 1 PID: 360 Comm: syz-executor.0 Not tainted 5.10.232-syzkaller-1004802-g49e8ba0a684f #0 [ 49.925238][ T360] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 49.935669][ T360] Call Trace: [ 49.938804][ T360] dump_stack_lvl+0x1e2/0x24b [ 49.943294][ T360] ? bfq_pos_tree_add_move+0x43b/0x43b [ 49.948594][ T360] dump_stack+0x15/0x17 [ 49.952592][ T360] should_fail+0x3c6/0x510 [ 49.956840][ T360] should_fail_alloc_page+0x52/0x60 [ 49.961873][ T360] __alloc_pages_nodemask+0x1b3/0xaf0 [ 49.967112][ T360] ? gfp_pfmemalloc_allowed+0x120/0x120 [ 49.972468][ T360] ? __kasan_check_write+0x14/0x20 [ 49.977411][ T360] ? _raw_spin_lock+0xa4/0x1b0 [ 49.982116][ T360] __get_free_pages+0xe/0x30 [ 49.986821][ T360] selinux_genfs_get_sid+0x56/0x2a0 [ 49.991850][ T360] ? lockref_get+0xb4/0x110 [ 49.996185][ T360] inode_doinit_with_dentry+0x86f/0x1050 [ 50.001663][ T360] ? sb_finish_set_opts+0x7a0/0x7a0 [ 50.006694][ T360] ? current_time+0x1af/0x2f0 [ 50.011230][ T360] selinux_d_instantiate+0x27/0x40 [ 50.016147][ T360] security_d_instantiate+0x9f/0x100 [ 50.021277][ T360] d_instantiate+0x55/0x90 [ 50.025522][ T360] __debugfs_create_file+0x2e6/0x4c0 [ 50.030643][ T360] debugfs_create_file+0x4a/0x60 [ 50.035424][ T360] bdi_register_va+0x2a6/0x610 [ 50.040188][ T360] bdi_register+0xd1/0x120 [ 50.044746][ T360] ? vsnprintf+0x1e1/0x1c70 [ 50.049170][ T360] ? __device_add_disk+0x552/0x11a0 [ 50.054204][ T360] ? bdi_register_va+0x610/0x610 [ 50.059015][ T360] ? __kasan_check_read+0x11/0x20 [ 50.063964][ T360] ? blk_alloc_devt+0xd7/0x330 [ 50.068566][ T360] __device_add_disk+0x5de/0x11a0 [ 50.073448][ T360] ? device_add_disk+0x40/0x40 [ 50.078230][ T360] ? vsprintf+0x40/0x40 [ 50.082309][ T360] ? device_initialize+0x1e1/0x420 [ 50.087253][ T360] device_add_disk+0x2a/0x40 [ 50.091928][ T360] loop_add+0x580/0x750 [ 50.095913][ T360] loop_control_ioctl+0x448/0x620 [ 50.100952][ T360] ? loop_remove+0xb0/0xb0 [ 50.105343][ T360] ? __fget_files+0x31e/0x380 [ 50.110255][ T360] ? security_file_ioctl+0x84/0xb0 [ 50.115208][ T360] ? loop_remove+0xb0/0xb0 [ 50.119460][ T360] __se_sys_ioctl+0x114/0x190 [ 50.123982][ T360] __x64_sys_ioctl+0x7b/0x90 [ 50.128390][ T360] do_syscall_64+0x34/0x70 [ 50.132707][ T360] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 50.138390][ T360] RIP: 0033:0x7f41c89b9ae9 [ 50.142653][ T360] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 50.162459][ T360] RSP: 002b:00007f41c851b0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 50.170700][ T360] RAX: ffffffffffffffda RBX: 00007f41c8ad9050 RCX: 00007f41c89b9ae9 [ 50.178785][ T360] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 50.186677][ T360] RBP: 00007f41c851b120 R08: 0000000000000000 R09: 0000000000000000 [ 50.194480][ T360] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 50.202547][ T360] R13: 000000000000006e R14: 00007f41c8ad9050 R15: 00007ffc3246be58 [ 50.424792][ T412] FAULT_INJECTION: forcing a failure. [ 50.424792][ T412] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 50.438200][ T412] CPU: 1 PID: 412 Comm: syz-executor.0 Not tainted 5.10.232-syzkaller-1004802-g49e8ba0a684f #0 [ 50.448752][ T412] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 50.458609][ T412] Call Trace: [ 50.461736][ T412] dump_stack_lvl+0x1e2/0x24b [ 50.466390][ T412] ? bfq_pos_tree_add_move+0x43b/0x43b [ 50.472017][ T412] dump_stack+0x15/0x17 [ 50.476002][ T412] should_fail+0x3c6/0x510 [ 50.480238][ T412] should_fail_alloc_page+0x52/0x60 [ 50.485268][ T412] __alloc_pages_nodemask+0x1b3/0xaf0 [ 50.490706][ T412] ? gfp_pfmemalloc_allowed+0x120/0x120 [ 50.496111][ T412] ? __kasan_check_write+0x14/0x20 [ 50.501088][ T412] ? _raw_spin_lock+0xa4/0x1b0 [ 50.505647][ T412] __get_free_pages+0xe/0x30 [ 50.510194][ T412] selinux_genfs_get_sid+0x56/0x2a0 [ 50.515377][ T412] ? lockref_get+0xb4/0x110 [ 50.519909][ T412] inode_doinit_with_dentry+0x86f/0x1050 [ 50.525491][ T412] ? sb_finish_set_opts+0x7a0/0x7a0 [ 50.530658][ T412] ? current_time+0x1af/0x2f0 [ 50.535477][ T412] selinux_d_instantiate+0x27/0x40 [ 50.540459][ T412] security_d_instantiate+0x9f/0x100 [ 50.545644][ T412] d_instantiate+0x55/0x90 [ 50.550219][ T412] __debugfs_create_file+0x2e6/0x4c0 [ 50.555315][ T412] debugfs_create_file+0x4a/0x60 [ 50.560095][ T412] bdi_register_va+0x2a6/0x610 [ 50.564837][ T412] bdi_register+0xd1/0x120 [ 50.569099][ T412] ? vsnprintf+0x1e1/0x1c70 [ 50.573434][ T412] ? __device_add_disk+0x552/0x11a0 [ 50.578462][ T412] ? bdi_register_va+0x610/0x610 [ 50.583319][ T412] ? __kasan_check_read+0x11/0x20 [ 50.588187][ T412] ? blk_alloc_devt+0xd7/0x330 [ 50.592891][ T412] __device_add_disk+0x5de/0x11a0 [ 50.597729][ T412] ? device_add_disk+0x40/0x40 [ 50.602336][ T412] ? vsprintf+0x40/0x40 [ 50.606799][ T412] ? device_initialize+0x1e1/0x420 [ 50.611800][ T412] device_add_disk+0x2a/0x40 [ 50.616175][ T412] loop_add+0x580/0x750 [ 50.620165][ T412] loop_control_ioctl+0x448/0x620 [ 50.625062][ T412] ? loop_remove+0xb0/0xb0 [ 50.629290][ T412] ? __fget_files+0x31e/0x380 [ 50.633795][ T412] ? security_file_ioctl+0x84/0xb0 [ 50.638733][ T412] ? loop_remove+0xb0/0xb0 [ 50.642997][ T412] __se_sys_ioctl+0x114/0x190 [ 50.647499][ T412] __x64_sys_ioctl+0x7b/0x90 [ 50.651921][ T412] do_syscall_64+0x34/0x70 [ 50.656265][ T412] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 50.662054][ T412] RIP: 0033:0x7f41c89b9ae9 [ 50.666256][ T412] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 50.686149][ T412] RSP: 002b:00007f41c853c0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 50.694691][ T412] RAX: ffffffffffffffda RBX: 00007f41c8ad8f80 RCX: 00007f41c89b9ae9 [ 50.702614][ T412] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 50.710432][ T412] RBP: 00007f41c853c120 R08: 0000000000000000 R09: 0000000000000000 [ 50.718403][ T412] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 50.726497][ T412] R13: 000000000000000b R14: 00007f41c8ad8f80 R15: 00007ffc3246be58 [ 50.736081][ T24] audit: type=1400 audit(1735968555.030:100): avc: denied { read } for pid=77 comm="syslogd" name="log" dev="sda1" ino=1915 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 [ 50.824599][ T425] FAULT_INJECTION: forcing a failure. [ 50.824599][ T425] name failslab, interval 1, probability 0, space 0, times 1 [ 50.837060][ T425] CPU: 0 PID: 425 Comm: syz-executor.0 Not tainted 5.10.232-syzkaller-1004802-g49e8ba0a684f #0 [ 50.847548][ T425] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 50.857471][ T425] Call Trace: [ 50.860711][ T425] dump_stack_lvl+0x1e2/0x24b [ 50.865207][ T425] ? bfq_pos_tree_add_move+0x43b/0x43b [ 50.870478][ T425] ? ____kasan_kmalloc+0xed/0x110 [ 50.875413][ T425] ? kobj_map+0x64/0x670 [ 50.879444][ T425] ? device_add_disk+0x2a/0x40 [ 50.884144][ T425] ? loop_add+0x580/0x750 [ 50.888361][ T425] ? loop_control_ioctl+0x448/0x620 [ 50.893405][ T425] ? __x64_sys_ioctl+0x7b/0x90 [ 50.898048][ T425] dump_stack+0x15/0x17 [ 50.901996][ T425] should_fail+0x3c6/0x510 [ 50.906258][ T425] ? kvasprintf_const+0x13b/0x190 [ 50.911120][ T425] __should_failslab+0xa4/0xe0 [ 50.915704][ T425] should_failslab+0x9/0x20 [ 50.920523][ T425] __kmalloc_track_caller+0x5f/0x320 [ 50.925801][ T425] kstrdup_const+0x55/0x90 [ 50.930037][ T425] kvasprintf_const+0x13b/0x190 [ 50.934815][ T425] kobject_set_name_vargs+0x61/0x120 [ 50.940228][ T425] dev_set_name+0xd1/0x120 [ 50.944473][ T425] ? __kasan_kmalloc+0x9/0x10 [ 50.948977][ T425] ? get_device+0x30/0x30 [ 50.953161][ T425] ? mutex_unlock+0x1c/0x40 [ 50.957483][ T425] ? kobj_map+0x62f/0x670 [ 50.961648][ T425] __device_add_disk+0x703/0x11a0 [ 50.966533][ T425] ? device_add_disk+0x40/0x40 [ 50.971106][ T425] ? vsprintf+0x40/0x40 [ 50.975096][ T425] ? device_initialize+0x1e1/0x420 [ 50.980049][ T425] device_add_disk+0x2a/0x40 [ 50.984499][ T425] loop_add+0x580/0x750 [ 50.988576][ T425] loop_control_ioctl+0x448/0x620 [ 50.993463][ T425] ? loop_remove+0xb0/0xb0 [ 50.998059][ T425] ? __fget_files+0x31e/0x380 [ 51.002768][ T425] ? security_file_ioctl+0x84/0xb0 [ 51.007763][ T425] ? loop_remove+0xb0/0xb0 [ 51.012009][ T425] __se_sys_ioctl+0x114/0x190 [ 51.016675][ T425] __x64_sys_ioctl+0x7b/0x90 [ 51.021206][ T425] do_syscall_64+0x34/0x70 [ 51.025506][ T425] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 51.031237][ T425] RIP: 0033:0x7f41c89b9ae9 [ 51.035481][ T425] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 51.056000][ T425] RSP: 002b:00007f41c853c0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 51.064500][ T425] RAX: ffffffffffffffda RBX: 00007f41c8ad8f80 RCX: 00007f41c89b9ae9 [ 51.072574][ T425] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 51.080719][ T425] RBP: 00007f41c853c120 R08: 0000000000000000 R09: 0000000000000000 [ 51.088695][ T425] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 51.096854][ T425] R13: 000000000000000b R14: 00007f41c8ad8f80 R15: 00007ffc3246be58 [ 51.107196][ T425] kobject_add_internal failed for queue (error: -2 parent: (null)) [ 51.115307][ T425] ------------[ cut here ]------------ [ 51.120486][ T425] WARNING: CPU: 0 PID: 425 at fs/sysfs/file.c:328 sysfs_create_files+0x325/0x470 [ 51.130100][ T425] Modules linked in: [ 51.134485][ T425] CPU: 1 PID: 425 Comm: syz-executor.0 Not tainted 5.10.232-syzkaller-1004802-g49e8ba0a684f #0 [ 51.144648][ T425] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 51.154648][ T425] RIP: 0010:sysfs_create_files+0x325/0x470 [ 51.160314][ T425] Code: c1 03 38 c1 0f 8c b7 fe ff ff 48 8d 7c 24 70 e8 31 7f d4 ff e9 a8 fe ff ff e8 d7 e2 96 ff 31 db e9 ef 00 00 00 e8 cb e2 96 ff <0f> 0b bb ea ff ff ff 4c 8b 74 24 08 eb 17 85 db 0f 84 cf 00 00 00 [ 51.179909][ T425] RSP: 0018:ffffc90000ee7b00 EFLAGS: 00010293 [ 51.185946][ T425] RAX: ffffffff81d3dce8 RBX: ffff8881120bb098 RCX: ffff8881120a4f00 [ 51.193765][ T425] RDX: 0000000000000000 RSI: ffffffff86953420 RDI: ffff8881120bb068 [ 51.201636][ T425] RBP: ffffc90000ee7bd0 R08: ffffffff8270e127 R09: ffffed10215d1e36 [ 51.209486][ T425] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 51.217487][ T425] R13: ffffffff855f8720 R14: dffffc0000000000 R15: ffff8881120bb068 [ 51.225569][ T425] FS: 00007f41c853c6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 51.234458][ T425] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.240893][ T425] CR2: 00007f41c8ad50c0 CR3: 0000000111653000 CR4: 00000000003506a0 [ 51.248992][ T425] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 51.256912][ T425] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 51.265008][ T425] Call Trace: [ 51.268054][ T425] ? show_regs+0x58/0x60 [ 51.272119][ T425] ? __warn+0x160/0x2f0 [ 51.276326][ T425] ? sysfs_create_files+0x325/0x470 [ 51.281289][ T425] ? report_bug+0x3d9/0x5b0 [ 51.285677][ T425] ? sysfs_create_files+0x325/0x470 [ 51.290660][ T425] ? handle_bug+0x41/0x70 [ 51.295575][ T425] ? exc_invalid_op+0x1b/0x50 [ 51.300143][ T425] ? asm_exc_invalid_op+0x12/0x20 [ 51.304987][ T425] ? kobject_get+0xc7/0x120 [ 51.309274][ T425] ? sysfs_create_files+0x458/0x470 [ 51.314360][ T425] ? sysfs_create_files+0x325/0x470 [ 51.319447][ T425] ? sysfs_create_file_ns+0x2a0/0x2a0 [ 51.324891][ T425] ? __kasan_check_write+0x14/0x20 [ 51.329921][ T425] ? kobject_get+0xd1/0x120 [ 51.334382][ T425] __device_add_disk+0x9a7/0x11a0 [ 51.339311][ T425] ? device_add_disk+0x40/0x40 [ 51.343941][ T425] ? vsprintf+0x40/0x40 [ 51.347989][ T425] ? device_initialize+0x1e1/0x420 [ 51.352923][ T425] device_add_disk+0x2a/0x40 [ 51.357413][ T425] loop_add+0x580/0x750 [ 51.361434][ T425] loop_control_ioctl+0x448/0x620 [ 51.366362][ T425] ? loop_remove+0xb0/0xb0 [ 51.370546][ T425] ? __fget_files+0x31e/0x380 [ 51.375275][ T425] ? security_file_ioctl+0x84/0xb0 [ 51.380390][ T425] ? loop_remove+0xb0/0xb0 [ 51.385519][ T425] __se_sys_ioctl+0x114/0x190 [ 51.390347][ T425] __x64_sys_ioctl+0x7b/0x90 [ 51.394911][ T425] do_syscall_64+0x34/0x70 [ 51.399274][ T425] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 51.405206][ T425] RIP: 0033:0x7f41c89b9ae9 [ 51.409876][ T425] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 51.429362][ T425] RSP: 002b:00007f41c853c0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 51.437871][ T425] RAX: ffffffffffffffda RBX: 00007f41c8ad8f80 RCX: 00007f41c89b9ae9 [ 51.445975][ T425] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 51.453853][ T425] RBP: 00007f41c853c120 R08: 0000000000000000 R09: 0000000000000000 [ 51.461653][ T425] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 51.469515][ T425] R13: 000000000000000b R14: 00007f41c8ad8f80 R15: 00007ffc3246be58 [ 51.477356][ T425] ---[ end trace 6d1bd56bf516f435 ]--- [ 51.482619][ T425] ------------[ cut here ]------------ [ 51.488467][ T425] kernfs: can not remove 'events', no directory [ 51.494955][ T425] WARNING: CPU: 1 PID: 425 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x10c/0x160 [ 51.504514][ T425] Modules linked in: [ 51.508471][ T425] CPU: 1 PID: 425 Comm: syz-executor.0 Tainted: G W 5.10.232-syzkaller-1004802-g49e8ba0a684f #0 [ 51.520974][ T425] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 51.531031][ T425] RIP: 0010:kernfs_remove_by_name_ns+0x10c/0x160 [ 51.537557][ T425] Code: ff 03 48 89 df e8 d4 ee ff ff 48 89 df e8 9c ad ff ff 31 db eb 27 e8 d3 42 97 ff 48 c7 c7 80 de 4a 85 4c 89 e6 e8 34 b8 6a ff <0f> 0b bb fe ff ff ff eb 12 e8 b6 42 97 ff bb fe ff ff ff 4c 89 f7 [ 51.557082][ T425] RSP: 0018:ffffc90000ee7ac8 EFLAGS: 00010246 [ 51.563003][ T425] RAX: 5871ed1127f83c00 RBX: ffff8881120bb098 RCX: ffff8881120a4f00 [ 51.570753][ T425] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 51.578604][ T425] RBP: ffffc90000ee7af0 R08: ffffffff81523288 R09: ffffed103ee2a5f8 [ 51.586834][ T425] R10: 0000000000000000 R11: dffffc0000000001 R12: ffffffff855f87e0 [ 51.595032][ T425] R13: 0000000000000000 R14: ffffffff855f8720 R15: 0000000000000000 [ 51.603052][ T425] FS: 00007f41c853c6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 51.611968][ T425] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.618554][ T425] CR2: 00007f41c8ad50c0 CR3: 0000000111653000 CR4: 00000000003506a0 [ 51.626585][ T425] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 51.634514][ T425] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 51.642350][ T425] Call Trace: [ 51.645607][ T425] ? show_regs+0x58/0x60 [ 51.649645][ T425] ? __warn+0x160/0x2f0 [ 51.653774][ T425] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 51.659279][ T425] ? report_bug+0x3d9/0x5b0 [ 51.663746][ T425] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 51.669447][ T425] ? handle_bug+0x41/0x70 [ 51.673663][ T425] ? exc_invalid_op+0x1b/0x50 [ 51.678530][ T425] ? asm_exc_invalid_op+0x12/0x20 [ 51.683388][ T425] ? wake_up_klogd+0xb8/0xf0 [ 51.687908][ T425] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 51.693732][ T425] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 51.699271][ T425] sysfs_create_files+0x3de/0x470 [ 51.704181][ T425] ? sysfs_create_file_ns+0x2a0/0x2a0 [ 51.709337][ T425] ? __kasan_check_write+0x14/0x20 [ 51.714316][ T425] ? kobject_get+0xd1/0x120 [ 51.718638][ T425] __device_add_disk+0x9a7/0x11a0 [ 51.723521][ T425] ? device_add_disk+0x40/0x40 [ 51.728081][ T425] ? vsprintf+0x40/0x40 [ 51.732086][ T425] ? device_initialize+0x1e1/0x420 [ 51.737091][ T425] device_add_disk+0x2a/0x40 [ 51.741448][ T425] loop_add+0x580/0x750 [ 51.745657][ T425] loop_control_ioctl+0x448/0x620 [ 51.752733][ T425] ? loop_remove+0xb0/0xb0 [ 51.757280][ T425] ? __fget_files+0x31e/0x380 [ 51.762056][ T425] ? security_file_ioctl+0x84/0xb0 [ 51.767035][ T425] ? loop_remove+0xb0/0xb0 [ 51.771419][ T425] __se_sys_ioctl+0x114/0x190 [ 51.776319][ T425] __x64_sys_ioctl+0x7b/0x90 [ 51.780884][ T425] do_syscall_64+0x34/0x70 [ 51.785450][ T425] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 51.791232][ T425] RIP: 0033:0x7f41c89b9ae9 [ 51.795600][ T425] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 51.815263][ T425] RSP: 002b:00007f41c853c0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 51.824078][ T425] RAX: ffffffffffffffda RBX: 00007f41c8ad8f80 RCX: 00007f41c89b9ae9 [ 51.832016][ T425] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 51.840071][ T425] RBP: 00007f41c853c120 R08: 0000000000000000 R09: 0000000000000000 [ 51.847858][ T425] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 51.856079][ T425] R13: 000000000000000b R14: 00007f41c8ad8f80 R15: 00007ffc3246be58 [ 51.864619][ T425] ---[ end trace 6d1bd56bf516f436 ]--- [ 51.869950][ T425] loop0: failed to create sysfs files for events [ 51.881411][ T428] ------------[ cut here ]------------ [ 51.886722][ T428] kernfs: can not remove 'events', no directory [ 51.892846][ T428] WARNING: CPU: 0 PID: 428 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x10c/0x160 [ 51.902560][ T428] Modules linked in: [ 51.906340][ T428] CPU: 0 PID: 428 Comm: syz-executor.0 Tainted: G W 5.10.232-syzkaller-1004802-g49e8ba0a684f #0 [ 51.917826][ T428] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 51.928058][ T428] RIP: 0010:kernfs_remove_by_name_ns+0x10c/0x160 [ 51.934227][ T428] Code: ff 03 48 89 df e8 d4 ee ff ff 48 89 df e8 9c ad ff ff 31 db eb 27 e8 d3 42 97 ff 48 c7 c7 80 de 4a 85 4c 89 e6 e8 34 b8 6a ff <0f> 0b bb fe ff ff ff eb 12 e8 b6 42 97 ff bb fe ff ff ff 4c 89 f7 [ 51.954269][ T428] RSP: 0018:ffffc90000f77c08 EFLAGS: 00010246 [ 51.960136][ T428] RAX: 46e8e75119423900 RBX: ffffffff855f8720 RCX: ffff8881116d0000 [ 51.967974][ T428] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 51.976064][ T428] RBP: ffffc90000f77c30 R08: ffffffff81523288 R09: ffffed103ee04e8b [ 51.983985][ T428] R10: 0000000000000000 R11: dffffc0000000001 R12: ffffffff855f87e0 [ 51.991976][ T428] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000000 [ 52.000093][ T428] FS: 00007f41c853c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 52.008852][ T428] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.015570][ T428] CR2: 00007f41c8ada988 CR3: 000000010f5da000 CR4: 00000000003506b0 [ 52.023593][ T428] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 52.031359][ T428] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 52.039201][ T428] Call Trace: [ 52.042290][ T428] ? show_regs+0x58/0x60 [ 52.046403][ T428] ? __warn+0x160/0x2f0 [ 52.050377][ T428] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 52.056082][ T428] ? report_bug+0x3d9/0x5b0 [ 52.060513][ T428] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 52.066277][ T428] ? handle_bug+0x41/0x70 [ 52.070375][ T428] ? exc_invalid_op+0x1b/0x50 [ 52.075081][ T428] ? asm_exc_invalid_op+0x12/0x20 [ 52.080056][ T428] ? wake_up_klogd+0xb8/0xf0 [ 52.084515][ T428] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 52.090207][ T428] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 52.096061][ T428] sysfs_remove_files+0xa5/0x100 [ 52.101026][ T428] del_gendisk+0x248/0xa90 [ 52.105310][ T428] ? device_add_disk_no_queue_reg+0x30/0x30 [ 52.111023][ T428] ? radix_tree_delete_item+0x24d/0x350 [ 52.116429][ T428] loop_remove+0x46/0xb0 [ 52.120456][ T428] loop_control_ioctl+0x564/0x620 [ 52.125359][ T428] ? loop_remove+0xb0/0xb0 [ 52.129664][ T428] ? __fget_files+0x31e/0x380 [ 52.134319][ T428] ? security_file_ioctl+0x84/0xb0 [ 52.139288][ T428] ? loop_remove+0xb0/0xb0 [ 52.143578][ T428] __se_sys_ioctl+0x114/0x190 [ 52.148077][ T428] __x64_sys_ioctl+0x7b/0x90 [ 52.152491][ T428] do_syscall_64+0x34/0x70 [ 52.156909][ T428] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 52.162660][ T428] RIP: 0033:0x7f41c89b9ae9 [ 52.166945][ T428] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 52.186576][ T428] RSP: 002b:00007f41c853c0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 52.194913][ T428] RAX: ffffffffffffffda RBX: 00007f41c8ad8f80 RCX: 00007f41c89b9ae9 [ 52.202739][ T428] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 52.210660][ T428] RBP: 00007f41c8a0547a R08: 0000000000000000 R09: 0000000000000000 [ 52.218479][ T428] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 52.226334][ T428] R13: 000000000000000b R14: 00007f41c8ad8f80 R15: 00007ffc3246be58 [ 52.234576][ T428] ---[ end trace 6d1bd56bf516f437 ]--- [ 52.239992][ T428] ------------[ cut here ]------------ [ 52.245279][ T428] kernfs: can not remove 'events_async', no directory [ 52.252164][ T428] WARNING: CPU: 0 PID: 428 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x10c/0x160 [ 52.261937][ T428] Modules linked in: [ 52.265851][ T428] CPU: 0 PID: 428 Comm: syz-executor.0 Tainted: G W 5.10.232-syzkaller-1004802-g49e8ba0a684f #0 [ 52.277584][ T428] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 52.287502][ T428] RIP: 0010:kernfs_remove_by_name_ns+0x10c/0x160 [ 52.293762][ T428] Code: ff 03 48 89 df e8 d4 ee ff ff 48 89 df e8 9c ad ff ff 31 db eb 27 e8 d3 42 97 ff 48 c7 c7 80 de 4a 85 4c 89 e6 e8 34 b8 6a ff <0f> 0b bb fe ff ff ff eb 12 e8 b6 42 97 ff bb fe ff ff ff 4c 89 f7 [ 52.313991][ T428] RSP: 0018:ffffc90000f77c08 EFLAGS: 00010246 [ 52.319925][ T428] RAX: 46e8e75119423900 RBX: ffffffff855f8760 RCX: ffff8881116d0000 [ 52.327766][ T428] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 52.335573][ T428] RBP: ffffc90000f77c30 R08: ffffffff81523288 R09: ffffed103ee0a5f8 [ 52.343538][ T428] R10: 0000000000000000 R11: dffffc0000000001 R12: ffffffff855f8880 [ 52.351329][ T428] R13: 0000000000000000 R14: 0000000000000002 R15: 0000000000000000 [ 52.359325][ T428] FS: 00007f41c853c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 52.368043][ T428] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.374558][ T428] CR2: 00007f41c8ada988 CR3: 000000010f5da000 CR4: 00000000003506b0 [ 52.382335][ T428] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 52.390313][ T428] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 52.398177][ T428] Call Trace: [ 52.401457][ T428] ? show_regs+0x58/0x60 [ 52.405560][ T428] ? __warn+0x160/0x2f0 [ 52.409525][ T428] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 52.415144][ T428] ? report_bug+0x3d9/0x5b0 [ 52.419430][ T428] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 52.425216][ T428] ? handle_bug+0x41/0x70 [ 52.429433][ T428] ? exc_invalid_op+0x1b/0x50 [ 52.434413][ T428] ? asm_exc_invalid_op+0x12/0x20 [ 52.439453][ T428] ? wake_up_klogd+0xb8/0xf0 [ 52.444163][ T428] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 52.449679][ T428] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 52.455277][ T428] sysfs_remove_files+0xa5/0x100 [ 52.460059][ T428] del_gendisk+0x248/0xa90 [ 52.464314][ T428] ? device_add_disk_no_queue_reg+0x30/0x30 [ 52.470467][ T428] ? radix_tree_delete_item+0x24d/0x350 [ 52.475873][ T428] loop_remove+0x46/0xb0 [ 52.480015][ T428] loop_control_ioctl+0x564/0x620 [ 52.484895][ T428] ? loop_remove+0xb0/0xb0 [ 52.489133][ T428] ? __fget_files+0x31e/0x380 [ 52.493673][ T428] ? security_file_ioctl+0x84/0xb0 [ 52.498693][ T428] ? loop_remove+0xb0/0xb0 [ 52.503149][ T428] __se_sys_ioctl+0x114/0x190 [ 52.507885][ T428] __x64_sys_ioctl+0x7b/0x90 [ 52.512347][ T428] do_syscall_64+0x34/0x70 [ 52.516690][ T428] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 52.522471][ T428] RIP: 0033:0x7f41c89b9ae9 [ 52.526927][ T428] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 52.546895][ T428] RSP: 002b:00007f41c853c0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 52.555513][ T428] RAX: ffffffffffffffda RBX: 00007f41c8ad8f80 RCX: 00007f41c89b9ae9 [ 52.563544][ T428] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 52.571338][ T428] RBP: 00007f41c8a0547a R08: 0000000000000000 R09: 0000000000000000 [ 52.579280][ T428] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 52.587163][ T428] R13: 000000000000000b R14: 00007f41c8ad8f80 R15: 00007ffc3246be58 [ 52.595003][ T428] ---[ end trace 6d1bd56bf516f438 ]--- [ 52.600240][ T428] ------------[ cut here ]------------ [ 52.605678][ T428] kernfs: can not remove 'events_poll_msecs', no directory [ 52.613087][ T428] WARNING: CPU: 0 PID: 428 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x10c/0x160 [ 52.622804][ T428] Modules linked in: [ 52.626650][ T428] CPU: 0 PID: 428 Comm: syz-executor.0 Tainted: G W 5.10.232-syzkaller-1004802-g49e8ba0a684f #0 [ 52.638341][ T428] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 52.648440][ T428] RIP: 0010:kernfs_remove_by_name_ns+0x10c/0x160 [ 52.654693][ T428] Code: ff 03 48 89 df e8 d4 ee ff ff 48 89 df e8 9c ad ff ff 31 db eb 27 e8 d3 42 97 ff 48 c7 c7 80 de 4a 85 4c 89 e6 e8 34 b8 6a ff <0f> 0b bb fe ff ff ff eb 12 e8 b6 42 97 ff bb fe ff ff ff 4c 89 f7 [ 52.674359][ T428] RSP: 0018:ffffc90000f77c08 EFLAGS: 00010246 [ 52.680477][ T428] RAX: 46e8e75119423900 RBX: ffffffff855f87a0 RCX: ffff8881116d0000 [ 52.688423][ T428] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 52.696263][ T428] RBP: ffffc90000f77c30 R08: ffffffff81523288 R09: ffffed103ee0a5f8 [ 52.704029][ T428] R10: 0000000000000000 R11: dffffc0000000001 R12: ffffffff855f88a0 [ 52.711820][ T428] R13: 0000000000000000 R14: 0000000000000003 R15: 0000000000000000 [ 52.719868][ T428] FS: 00007f41c853c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 52.728714][ T428] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.735155][ T428] CR2: 00007f41c8ada988 CR3: 000000010f5da000 CR4: 00000000003506b0 [ 52.742998][ T428] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 52.750740][ T428] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 52.758859][ T428] Call Trace: [ 52.762140][ T428] ? show_regs+0x58/0x60 [ 52.766377][ T428] ? __warn+0x160/0x2f0 [ 52.770408][ T428] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 52.776155][ T428] ? report_bug+0x3d9/0x5b0 [ 52.780599][ T428] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 52.786189][ T428] ? handle_bug+0x41/0x70 [ 52.790463][ T428] ? exc_invalid_op+0x1b/0x50 [ 52.795331][ T428] ? asm_exc_invalid_op+0x12/0x20 [ 52.800136][ T428] ? wake_up_klogd+0xb8/0xf0 [ 52.804572][ T428] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 52.810201][ T428] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 52.816068][ T428] sysfs_remove_files+0xa5/0x100 [ 52.820820][ T428] del_gendisk+0x248/0xa90 [ 52.825135][ T428] ? device_add_disk_no_queue_reg+0x30/0x30 [ 52.830841][ T428] ? radix_tree_delete_item+0x24d/0x350 [ 52.837055][ T428] loop_remove+0x46/0xb0 [ 52.841101][ T428] loop_control_ioctl+0x564/0x620 [ 52.846267][ T428] ? loop_remove+0xb0/0xb0 [ 52.850590][ T428] ? __fget_files+0x31e/0x380 [ 52.855324][ T428] ? security_file_ioctl+0x84/0xb0 [ 52.860241][ T428] ? loop_remove+0xb0/0xb0 [ 52.864553][ T428] __se_sys_ioctl+0x114/0x190 [ 52.869001][ T428] __x64_sys_ioctl+0x7b/0x90 [ 52.873535][ T428] do_syscall_64+0x34/0x70 [ 52.877880][ T428] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 52.883801][ T428] RIP: 0033:0x7f41c89b9ae9 [ 52.888102][ T428] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 52.907780][ T428] RSP: 002b:00007f41c853c0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 52.916332][ T428] RAX: ffffffffffffffda RBX: 00007f41c8ad8f80 RCX: 00007f41c89b9ae9 [ 52.924619][ T428] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 52.932876][ T428] RBP: 00007f41c8a0547a R08: 0000000000000000 R09: 0000000000000000 [ 52.941005][ T428] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 52.948787][ T428] R13: 000000000000000b R14: 00007f41c8ad8f80 R15: 00007ffc3246be58 [ 52.956846][ T428] ---[ end trace 6d1bd56bf516f439 ]--- [ 52.962231][ T428] ------------[ cut here ]------------ [ 52.967708][ T428] kernfs: can not remove 'bdi', no directory [ 52.973947][ T428] WARNING: CPU: 0 PID: 428 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x10c/0x160 [ 52.983694][ T428] Modules linked in: [ 52.987398][ T428] CPU: 0 PID: 428 Comm: syz-executor.0 Tainted: G W 5.10.232-syzkaller-1004802-g49e8ba0a684f #0 [ 52.999012][ T428] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 53.008886][ T428] RIP: 0010:kernfs_remove_by_name_ns+0x10c/0x160 [ 53.015217][ T428] Code: ff 03 48 89 df e8 d4 ee ff ff 48 89 df e8 9c ad ff ff 31 db eb 27 e8 d3 42 97 ff 48 c7 c7 80 de 4a 85 4c 89 e6 e8 34 b8 6a ff <0f> 0b bb fe ff ff ff eb 12 e8 b6 42 97 ff bb fe ff ff ff 4c 89 f7 [ 53.035002][ T428] RSP: 0018:ffffc90000f77c28 EFLAGS: 00010246 [ 53.040992][ T428] RAX: 46e8e75119423900 RBX: ffff8881120bb098 RCX: ffff8881116d0000 [ 53.049002][ T428] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 53.056821][ T428] RBP: ffffc90000f77c50 R08: ffffffff81523288 R09: ffffed103ee0a5f8 [ 53.064606][ T428] R10: 0000000000000000 R11: dffffc0000000001 R12: ffffffff855f8100 [ 53.072541][ T428] R13: 0000000000000000 R14: ffffffff855f8100 R15: 0000000000000000 [ 53.080367][ T428] FS: 00007f41c853c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 53.089221][ T428] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.095787][ T428] CR2: 00007f41c8ada988 CR3: 000000010f5da000 CR4: 00000000003506b0 [ 53.103670][ T428] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 53.111733][ T428] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 53.119667][ T428] Call Trace: [ 53.122866][ T428] ? show_regs+0x58/0x60 [ 53.127006][ T428] ? __warn+0x160/0x2f0 [ 53.131018][ T428] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 53.136665][ T428] ? report_bug+0x3d9/0x5b0 [ 53.141091][ T428] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 53.146793][ T428] ? handle_bug+0x41/0x70 [ 53.150985][ T428] ? exc_invalid_op+0x1b/0x50 [ 53.155763][ T428] ? asm_exc_invalid_op+0x12/0x20 [ 53.160790][ T428] ? wake_up_klogd+0xb8/0xf0 [ 53.165336][ T428] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 53.171094][ T428] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 53.176736][ T428] sysfs_remove_link+0x50/0x60 [ 53.181432][ T428] del_gendisk+0x477/0xa90 [ 53.185722][ T428] ? device_add_disk_no_queue_reg+0x30/0x30 [ 53.191417][ T428] ? radix_tree_delete_item+0x24d/0x350 [ 53.196893][ T428] loop_remove+0x46/0xb0 [ 53.200964][ T428] loop_control_ioctl+0x564/0x620 [ 53.205881][ T428] ? loop_remove+0xb0/0xb0 [ 53.210069][ T428] ? __fget_files+0x31e/0x380 [ 53.214620][ T428] ? security_file_ioctl+0x84/0xb0 [ 53.219551][ T428] ? loop_remove+0xb0/0xb0 [ 53.223850][ T428] __se_sys_ioctl+0x114/0x190 [ 53.228527][ T428] __x64_sys_ioctl+0x7b/0x90 [ 53.233032][ T428] do_syscall_64+0x34/0x70 [ 53.237335][ T428] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 53.243100][ T428] RIP: 0033:0x7f41c89b9ae9 [ 53.247311][ T428] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 53.267073][ T428] RSP: 002b:00007f41c853c0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 53.275401][ T428] RAX: ffffffffffffffda RBX: 00007f41c8ad8f80 RCX: 00007f41c89b9ae9 [ 53.283401][ T428] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 53.291422][ T428] RBP: 00007f41c8a0547a R08: 0000000000000000 R09: 0000000000000000 [ 53.299435][ T428] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 53.307401][ T428] R13: 000000000000000b R14: 00007f41c8ad8f80 R15: 00007ffc3246be58 [ 53.315321][ T428] ---[ end trace 6d1bd56bf516f43a ]--- [ 53.320961][ T428] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN [ 53.332566][ T428] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 53.341428][ T428] CPU: 0 PID: 428 Comm: syz-executor.0 Tainted: G W 5.10.232-syzkaller-1004802-g49e8ba0a684f #0 [ 53.353052][ T428] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 53.363105][ T428] RIP: 0010:strlen+0x2c/0x70 [ 53.367509][ T428] Code: 89 e5 41 57 41 56 41 54 53 49 89 fe 48 c7 c0 ff ff ff ff 49 bf 00 00 00 00 00 fc ff df 48 89 fb 49 89 c4 48 89 d8 48 c1 e8 03 <42> 0f b6 04 38 84 c0 75 12 48 ff c3 49 8d 44 24 01 43 80 7c 26 01 [ 53.387243][ T428] RSP: 0018:ffffc90000f77b98 EFLAGS: 00010246 [ 53.393230][ T428] RAX: 0000000000000000 RBX: 0000000000000000 RCX: dffffc0000000001 [ 53.401255][ T428] RDX: ffff8881116d0000 RSI: 0000000000000000 RDI: 0000000000000000 [ 53.409170][ T428] RBP: ffffc90000f77bb8 R08: ffffffff81d34e4b R09: ffffed102000b30f [ 53.417094][ T428] R10: 0000000000000000 R11: dffffc0000000001 R12: ffffffffffffffff [ 53.425111][ T428] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 53.432930][ T428] FS: 00007f41c853c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 53.441683][ T428] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.448245][ T428] CR2: 00007f41c8ada988 CR3: 000000010f5da000 CR4: 00000000003506b0 [ 53.456062][ T428] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 53.463869][ T428] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 53.471675][ T428] Call Trace: [ 53.474807][ T428] ? __die_body+0x62/0xb0 [ 53.478968][ T428] ? die_addr+0x9f/0xd0 [ 53.482971][ T428] ? exc_general_protection+0x3ff/0x490 [ 53.488356][ T428] ? asm_exc_general_protection+0x1e/0x30 [ 53.493997][ T428] ? kernfs_find_ns+0x7b/0x4a0 [ 53.498781][ T428] ? strlen+0x2c/0x70 [ 53.502610][ T428] ? down_read_killable+0x220/0x220 [ 53.507726][ T428] kernfs_find_ns+0x95/0x4a0 [ 53.512572][ T428] kernfs_remove_by_name_ns+0x87/0x160 [ 53.517862][ T428] sysfs_remove_link+0x50/0x60 [ 53.522451][ T428] del_gendisk+0x87b/0xa90 [ 53.526709][ T428] ? device_add_disk_no_queue_reg+0x30/0x30 [ 53.532433][ T428] ? radix_tree_delete_item+0x24d/0x350 [ 53.537870][ T428] loop_remove+0x46/0xb0 [ 53.541883][ T428] loop_control_ioctl+0x564/0x620 [ 53.546859][ T428] ? loop_remove+0xb0/0xb0 [ 53.551258][ T428] ? __fget_files+0x31e/0x380 [ 53.555799][ T428] ? security_file_ioctl+0x84/0xb0 [ 53.560986][ T428] ? loop_remove+0xb0/0xb0 [ 53.565250][ T428] __se_sys_ioctl+0x114/0x190 [ 53.570098][ T428] __x64_sys_ioctl+0x7b/0x90 [ 53.574735][ T428] do_syscall_64+0x34/0x70 [ 53.579200][ T428] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 53.584908][ T428] RIP: 0033:0x7f41c89b9ae9 [ 53.589185][ T428] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 53.608772][ T428] RSP: 002b:00007f41c853c0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 53.617016][ T428] RAX: ffffffffffffffda RBX: 00007f41c8ad8f80 RCX: 00007f41c89b9ae9 [ 53.624912][ T428] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 53.632833][ T428] RBP: 00007f41c8a0547a R08: 0000000000000000 R09: 0000000000000000 [ 53.640793][ T428] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 53.648601][ T428] R13: 000000000000000b R14: 00007f41c8ad8f80 R15: 00007ffc3246be58 [ 53.656414][ T428] Modules linked in: [ 53.660828][ T428] ---[ end trace 6d1bd56bf516f43b ]--- [ 53.666267][ T428] RIP: 0010:strlen+0x2c/0x70 [ 53.670890][ T428] Code: 89 e5 41 57 41 56 41 54 53 49 89 fe 48 c7 c0 ff ff ff ff 49 bf 00 00 00 00 00 fc ff df 48 89 fb 49 89 c4 48 89 d8 48 c1 e8 03 <42> 0f b6 04 38 84 c0 75 12 48 ff c3 49 8d 44 24 01 43 80 7c 26 01 [ 53.690488][ T428] RSP: 0018:ffffc90000f77b98 EFLAGS: 00010246 [ 53.696427][ T428] RAX: 0000000000000000 RBX: 0000000000000000 RCX: dffffc0000000001 [ 53.704389][ T428] RDX: ffff8881116d0000 RSI: 0000000000000000 RDI: 0000000000000000 [ 53.712186][ T428] RBP: ffffc90000f77bb8 R08: ffffffff81d34e4b R09: ffffed102000b30f [ 53.720164][ T428] R10: 0000000000000000 R11: dffffc0000000001 R12: ffffffffffffffff [ 53.728292][ T428] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 53.736564][ T428] FS: 00007f41c853c6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 53.745545][ T428] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.751963][ T428] CR2: 00007f41c851aff8 CR3: 000000010f5da000 CR4: 00000000003506a0 [ 53.753889][ T24] audit: type=1400 audit(1735968558.040:101): avc: denied { remove_name } for pid=77 comm="syslogd" name="messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 53.760086][ T428] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 53.782459][ T24] audit: type=1400 audit(1735968558.040:102): avc: denied { rename } for pid=77 comm="syslogd" name="messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 53.789970][ T428] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 53.819663][ T428] Kernel panic - not syncing: Fatal exception [ 53.826054][ T428] Kernel Offset: disabled [ 53.830201][ T428] Rebooting in 86400 seconds..