Warning: Permanently added '10.128.1.67' (ED25519) to the list of known hosts. 2023/11/29 06:43:58 ignoring optional flag "sandboxArg"="0" 2023/11/29 06:43:59 parsed 1 programs [ 43.381288][ T24] audit: type=1400 audit(1701240239.150:154): avc: denied { mounton } for pid=340 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 43.406043][ T24] audit: type=1400 audit(1701240239.150:155): avc: denied { mount } for pid=340 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 2023/11/29 06:43:59 executed programs: 0 [ 43.430184][ T24] audit: type=1400 audit(1701240239.180:156): avc: denied { unlink } for pid=340 comm="syz-executor" name="swap-file" dev="sda1" ino=1929 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 43.456701][ T340] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 43.508068][ T346] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.514923][ T346] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.522511][ T346] device bridge_slave_0 entered promiscuous mode [ 43.529292][ T346] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.536512][ T346] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.543656][ T346] device bridge_slave_1 entered promiscuous mode [ 43.576744][ T24] audit: type=1400 audit(1701240239.350:157): avc: denied { write } for pid=346 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 43.582613][ T346] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.597476][ T24] audit: type=1400 audit(1701240239.350:158): avc: denied { read } for pid=346 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 43.604175][ T346] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.631677][ T346] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.638691][ T346] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.656431][ T298] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.663669][ T298] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.671172][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.678852][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.696407][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.704421][ T298] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.711272][ T298] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.718685][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.727888][ T298] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.734749][ T298] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.742116][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.750324][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.760430][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 43.771712][ T346] device veth0_vlan entered promiscuous mode [ 43.778004][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.787183][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 43.794488][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 43.806435][ T346] device veth1_macvtap entered promiscuous mode [ 43.815973][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 43.824568][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 43.834623][ T52] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 43.848111][ T24] audit: type=1400 audit(1701240239.620:159): avc: denied { mounton } for pid=346 comm="syz-executor.0" path="/dev/binderfs" dev="devtmpfs" ino=357 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1 [ 43.876096][ T24] audit: type=1400 audit(1701240239.640:160): avc: denied { ioctl } for pid=351 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 [ 43.927856][ T354] FAULT_INJECTION: forcing a failure. [ 43.927856][ T354] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 43.941083][ T354] CPU: 1 PID: 354 Comm: syz-executor.0 Not tainted 5.10.200-syzkaller-999688-gbe0b36498b49 #0 [ 43.951042][ T354] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 43.961032][ T354] Call Trace: [ 43.964143][ T354] dump_stack_lvl+0x1e2/0x24b [ 43.968674][ T354] ? bfq_pos_tree_add_move+0x43b/0x43b [ 43.973940][ T354] dump_stack+0x15/0x17 [ 43.978024][ T354] should_fail+0x3c6/0x510 [ 43.982444][ T354] should_fail_alloc_page+0x52/0x60 [ 43.987597][ T354] __alloc_pages_nodemask+0x1b3/0xaf0 [ 43.992784][ T354] ? gfp_pfmemalloc_allowed+0x120/0x120 [ 43.998267][ T354] ? __kasan_check_write+0x14/0x20 [ 44.003210][ T354] ? lockref_get+0x184/0x220 [ 44.007857][ T354] ? __kasan_check_write+0x14/0x20 [ 44.012788][ T354] __get_free_pages+0xe/0x30 [ 44.017219][ T354] selinux_genfs_get_sid+0x56/0x2a0 [ 44.022432][ T354] inode_doinit_with_dentry+0x86f/0x1050 [ 44.028004][ T354] ? sb_finish_set_opts+0x7a0/0x7a0 [ 44.033345][ T354] ? current_time+0x1af/0x2f0 [ 44.037850][ T354] selinux_d_instantiate+0x27/0x40 [ 44.042804][ T354] security_d_instantiate+0x9f/0x100 [ 44.048030][ T354] d_instantiate+0x55/0x90 [ 44.052349][ T354] __debugfs_create_file+0x2e6/0x4c0 [ 44.057609][ T354] debugfs_create_file+0x4a/0x60 [ 44.062371][ T354] bdi_register_va+0x2a6/0x610 [ 44.066963][ T354] bdi_register+0xd1/0x120 [ 44.071325][ T354] ? vsnprintf+0x1e1/0x1c70 [ 44.075933][ T354] ? __device_add_disk+0x552/0x11a0 [ 44.081049][ T354] ? bdi_register_va+0x610/0x610 [ 44.085995][ T354] ? __kasan_check_read+0x11/0x20 [ 44.090939][ T354] ? blk_alloc_devt+0xd7/0x330 [ 44.095540][ T354] __device_add_disk+0x5de/0x11a0 [ 44.100586][ T354] ? device_add_disk+0x40/0x40 [ 44.105282][ T354] ? vsprintf+0x40/0x40 [ 44.109475][ T354] ? device_initialize+0x1e1/0x420 [ 44.114402][ T354] device_add_disk+0x2a/0x40 [ 44.118837][ T354] loop_add+0x580/0x750 [ 44.122819][ T354] loop_control_ioctl+0x448/0x620 [ 44.127677][ T354] ? loop_remove+0xb0/0xb0 [ 44.131930][ T354] ? __fget_files+0x31e/0x380 [ 44.136556][ T354] ? security_file_ioctl+0x84/0xb0 [ 44.142423][ T354] ? loop_remove+0xb0/0xb0 [ 44.146741][ T354] __se_sys_ioctl+0x114/0x190 [ 44.151249][ T354] __x64_sys_ioctl+0x7b/0x90 [ 44.155686][ T354] do_syscall_64+0x34/0x70 [ 44.159940][ T354] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 44.165778][ T354] RIP: 0033:0x7fd16de17ae9 [ 44.170203][ T354] 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 [ 44.189977][ T354] RSP: 002b:00007fd16d99a0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 44.198566][ T354] RAX: ffffffffffffffda RBX: 00007fd16df36f80 RCX: 00007fd16de17ae9 [ 44.206675][ T354] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 44.214620][ T354] RBP: 00007fd16d99a120 R08: 0000000000000000 R09: 0000000000000000 [ 44.222429][ T354] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 44.230329][ T354] R13: 000000000000000b R14: 00007fd16df36f80 R15: 00007fff7ec1eeb8 [ 44.276199][ T350] udevd[350]: inotify_add_watch(7, /dev/loop0, 10) failed: No such file or directory [ 44.287938][ T365] FAULT_INJECTION: forcing a failure. [ 44.287938][ T365] name failslab, interval 1, probability 0, space 0, times 1 [ 44.300685][ T365] CPU: 0 PID: 365 Comm: syz-executor.0 Not tainted 5.10.200-syzkaller-999688-gbe0b36498b49 #0 [ 44.310876][ T365] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 44.320855][ T365] Call Trace: [ 44.324164][ T365] dump_stack_lvl+0x1e2/0x24b [ 44.328635][ T365] ? panic+0x80b/0x80b [ 44.332686][ T365] ? bfq_pos_tree_add_move+0x43b/0x43b [ 44.338066][ T365] ? _raw_spin_lock_bh+0xa4/0x1b0 [ 44.342934][ T365] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 44.348059][ T365] dump_stack+0x15/0x17 [ 44.352049][ T365] should_fail+0x3c6/0x510 [ 44.356289][ T365] ? kobj_map+0x64/0x670 [ 44.360554][ T365] __should_failslab+0xa4/0xe0 [ 44.365141][ T365] should_failslab+0x9/0x20 [ 44.369482][ T365] __kmalloc+0x60/0x330 [ 44.373480][ T365] ? __device_add_disk+0x552/0x11a0 [ 44.378512][ T365] kobj_map+0x64/0x670 [ 44.382591][ T365] ? kobject_get+0xd1/0x120 [ 44.387040][ T365] ? exact_match+0x20/0x20 [ 44.391395][ T365] ? bdev_check_media_change+0x4d0/0x4d0 [ 44.397012][ T365] __device_add_disk+0x67b/0x11a0 [ 44.402145][ T365] ? device_add_disk+0x40/0x40 [ 44.406818][ T365] ? vsprintf+0x40/0x40 [ 44.410872][ T365] ? device_initialize+0x1e1/0x420 [ 44.415819][ T365] device_add_disk+0x2a/0x40 [ 44.420239][ T365] loop_add+0x580/0x750 [ 44.424238][ T365] loop_control_ioctl+0x448/0x620 [ 44.429247][ T365] ? loop_remove+0xb0/0xb0 [ 44.433473][ T365] ? __fget_files+0x31e/0x380 [ 44.437980][ T365] ? security_file_ioctl+0x84/0xb0 [ 44.443008][ T365] ? loop_remove+0xb0/0xb0 [ 44.447269][ T365] __se_sys_ioctl+0x114/0x190 [ 44.451774][ T365] __x64_sys_ioctl+0x7b/0x90 [ 44.456375][ T365] do_syscall_64+0x34/0x70 [ 44.460624][ T365] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 44.466365][ T365] RIP: 0033:0x7fd16de17ae9 [ 44.470617][ T365] 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 [ 44.490234][ T365] RSP: 002b:00007fd16d99a0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 44.498562][ T365] RAX: ffffffffffffffda RBX: 00007fd16df36f80 RCX: 00007fd16de17ae9 [ 44.506551][ T365] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 44.514408][ T365] RBP: 00007fd16d99a120 R08: 0000000000000000 R09: 0000000000000000 [ 44.522183][ T365] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 44.530075][ T365] R13: 000000000000000b R14: 00007fd16df36f80 R15: 00007fff7ec1eeb8 [ 44.545362][ T24] audit: type=1400 audit(1701240240.310:161): avc: denied { read write } for pid=346 comm="syz-executor.0" name="loop0" dev="devtmpfs" ino=360 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=blk_file permissive=1 [ 44.587022][ T368] FAULT_INJECTION: forcing a failure. [ 44.587022][ T368] name failslab, interval 1, probability 0, space 0, times 0 [ 44.599641][ T368] CPU: 1 PID: 368 Comm: syz-executor.0 Not tainted 5.10.200-syzkaller-999688-gbe0b36498b49 #0 [ 44.609770][ T368] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 44.620011][ T368] Call Trace: [ 44.623145][ T368] dump_stack_lvl+0x1e2/0x24b [ 44.627652][ T368] ? bfq_pos_tree_add_move+0x43b/0x43b [ 44.633068][ T368] ? ____kasan_kmalloc+0xed/0x110 [ 44.637921][ T368] ? kobj_map+0x64/0x670 [ 44.642009][ T368] ? device_add_disk+0x2a/0x40 [ 44.646598][ T368] ? loop_add+0x580/0x750 [ 44.650761][ T368] ? loop_control_ioctl+0x448/0x620 [ 44.655897][ T368] ? __x64_sys_ioctl+0x7b/0x90 [ 44.660663][ T368] dump_stack+0x15/0x17 [ 44.664652][ T368] should_fail+0x3c6/0x510 [ 44.668949][ T368] ? kvasprintf_const+0x13b/0x190 [ 44.673902][ T368] __should_failslab+0xa4/0xe0 [ 44.678490][ T368] should_failslab+0x9/0x20 [ 44.682828][ T368] __kmalloc_track_caller+0x5f/0x320 [ 44.688001][ T368] kstrdup_const+0x55/0x90 [ 44.692495][ T368] kvasprintf_const+0x13b/0x190 [ 44.697349][ T368] kobject_set_name_vargs+0x61/0x120 [ 44.702466][ T368] dev_set_name+0xd1/0x120 [ 44.706715][ T368] ? __kasan_kmalloc+0x9/0x10 [ 44.711423][ T368] ? get_device+0x30/0x30 [ 44.715583][ T368] ? mutex_unlock+0x1c/0x40 [ 44.720008][ T368] ? kobj_map+0x62f/0x670 [ 44.724175][ T368] __device_add_disk+0x703/0x11a0 [ 44.729440][ T368] ? device_add_disk+0x40/0x40 [ 44.734016][ T368] ? vsprintf+0x40/0x40 [ 44.738010][ T368] ? device_initialize+0x1e1/0x420 [ 44.743301][ T368] device_add_disk+0x2a/0x40 [ 44.747790][ T368] loop_add+0x580/0x750 [ 44.751876][ T368] loop_control_ioctl+0x448/0x620 [ 44.756728][ T368] ? loop_remove+0xb0/0xb0 [ 44.760980][ T368] ? __fget_files+0x31e/0x380 [ 44.765601][ T368] ? security_file_ioctl+0x84/0xb0 [ 44.770541][ T368] ? loop_remove+0xb0/0xb0 [ 44.774788][ T368] __se_sys_ioctl+0x114/0x190 [ 44.779430][ T368] __x64_sys_ioctl+0x7b/0x90 [ 44.783871][ T368] do_syscall_64+0x34/0x70 [ 44.788450][ T368] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 44.794523][ T368] RIP: 0033:0x7fd16de17ae9 [ 44.798950][ T368] 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 [ 44.818500][ T368] RSP: 002b:00007fd16d99a0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 44.826810][ T368] RAX: ffffffffffffffda RBX: 00007fd16df36f80 RCX: 00007fd16de17ae9 [ 44.834620][ T368] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 44.842429][ T368] RBP: 00007fd16d99a120 R08: 0000000000000000 R09: 0000000000000000 [ 44.850852][ T368] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 44.858760][ T368] R13: 000000000000000b R14: 00007fd16df36f80 R15: 00007fff7ec1eeb8 [ 44.867039][ T368] kobject_add_internal failed for queue (error: -2 parent: (null)) [ 44.874862][ T368] ------------[ cut here ]------------ [ 44.880389][ T368] WARNING: CPU: 0 PID: 368 at fs/sysfs/file.c:328 sysfs_create_files+0x325/0x470 [ 44.889470][ T368] Modules linked in: [ 44.893225][ T368] CPU: 1 PID: 368 Comm: syz-executor.0 Not tainted 5.10.200-syzkaller-999688-gbe0b36498b49 #0 [ 44.903654][ T368] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 44.913987][ T368] RIP: 0010:sysfs_create_files+0x325/0x470 [ 44.919752][ T368] Code: c1 03 38 c1 0f 8c b7 fe ff ff 48 8d 7c 24 70 e8 e1 a9 d4 ff e9 a8 fe ff ff e8 b7 3a 97 ff 31 db e9 ef 00 00 00 e8 ab 3a 97 ff <0f> 0b bb ea ff ff ff 4c 8b 74 24 08 eb 17 85 db 0f 84 cf 00 00 00 [ 44.939523][ T368] RSP: 0018:ffffc90000ee7b00 EFLAGS: 00010293 [ 44.945457][ T368] RAX: ffffffff81d36a18 RBX: ffff88810db4d098 RCX: ffff88810c8262c0 [ 44.954126][ T368] RDX: 0000000000000000 RSI: ffffffff86351460 RDI: ffff88810db4d068 [ 44.962275][ T368] RBP: ffffc90000ee7bd0 R08: ffffffff82702077 R09: ffffed102159e9de [ 44.970268][ T368] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 44.978391][ T368] R13: ffffffff855f5de0 R14: dffffc0000000000 R15: ffff88810db4d068 [ 44.986971][ T368] FS: 00007fd16d99a6c0(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 44.996124][ T368] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.002538][ T368] CR2: 00007fd16d999ff8 CR3: 000000010d223000 CR4: 00000000003506a0 [ 45.010629][ T368] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 45.018680][ T368] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 45.026657][ T368] Call Trace: [ 45.029761][ T368] ? show_regs+0x58/0x60 [ 45.033836][ T368] ? __warn+0x160/0x2f0 [ 45.037943][ T368] ? sysfs_create_files+0x325/0x470 [ 45.043308][ T368] ? report_bug+0x3d9/0x5b0 [ 45.047838][ T368] ? sysfs_create_files+0x325/0x470 [ 45.052884][ T368] ? handle_bug+0x41/0x70 [ 45.057175][ T368] ? exc_invalid_op+0x1b/0x50 [ 45.061699][ T368] ? asm_exc_invalid_op+0x12/0x20 [ 45.066591][ T368] ? kobject_get+0xc7/0x120 [ 45.070928][ T368] ? sysfs_create_files+0x458/0x470 [ 45.075989][ T368] ? sysfs_create_files+0x325/0x470 [ 45.081054][ T368] ? sysfs_create_file_ns+0x2a0/0x2a0 [ 45.086774][ T368] ? __kasan_check_write+0x14/0x20 [ 45.091914][ T368] ? kobject_get+0xd1/0x120 [ 45.096345][ T368] __device_add_disk+0x9a7/0x11a0 [ 45.101227][ T368] ? device_add_disk+0x40/0x40 [ 45.105843][ T368] ? vsprintf+0x40/0x40 [ 45.109812][ T368] ? device_initialize+0x1e1/0x420 [ 45.114750][ T368] device_add_disk+0x2a/0x40 [ 45.119304][ T368] loop_add+0x580/0x750 [ 45.123262][ T368] loop_control_ioctl+0x448/0x620 [ 45.128969][ T368] ? loop_remove+0xb0/0xb0 [ 45.133250][ T368] ? __fget_files+0x31e/0x380 [ 45.137968][ T368] ? security_file_ioctl+0x84/0xb0 [ 45.143202][ T368] ? loop_remove+0xb0/0xb0 [ 45.147668][ T368] __se_sys_ioctl+0x114/0x190 [ 45.152197][ T368] __x64_sys_ioctl+0x7b/0x90 [ 45.156650][ T368] do_syscall_64+0x34/0x70 [ 45.160946][ T368] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 45.166928][ T368] RIP: 0033:0x7fd16de17ae9 [ 45.171195][ T368] 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 [ 45.191254][ T368] RSP: 002b:00007fd16d99a0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 45.199561][ T368] RAX: ffffffffffffffda RBX: 00007fd16df36f80 RCX: 00007fd16de17ae9 [ 45.207708][ T368] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 45.217139][ T368] RBP: 00007fd16d99a120 R08: 0000000000000000 R09: 0000000000000000 [ 45.224977][ T368] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 45.233074][ T368] R13: 000000000000000b R14: 00007fd16df36f80 R15: 00007fff7ec1eeb8 [ 45.240945][ T368] ---[ end trace 8ce14bdd2bcc157b ]--- [ 45.246658][ T368] ------------[ cut here ]------------ [ 45.251961][ T368] kernfs: can not remove 'events', no directory [ 45.258293][ T368] WARNING: CPU: 1 PID: 368 at fs/kernfs/dir.c:1517 kernfs_remove_by_name_ns+0xbf/0x110 [ 45.267818][ T368] Modules linked in: [ 45.271478][ T368] CPU: 0 PID: 368 Comm: syz-executor.0 Tainted: G W 5.10.200-syzkaller-999688-gbe0b36498b49 #0 [ 45.283287][ T368] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 45.293315][ T368] RIP: 0010:kernfs_remove_by_name_ns+0xbf/0x110 [ 45.299541][ T368] Code: ff 03 48 89 df e8 d1 ef ff ff 48 89 df e8 a9 b3 ff ff 31 db eb 27 e8 80 99 97 ff 48 c7 c7 c0 b9 4a 85 4c 89 fe e8 91 2c 6b ff <0f> 0b bb fe ff ff ff eb 16 e8 63 99 97 ff bb fe ff ff ff 48 c7 c7 [ 45.319050][ T368] RSP: 0018:ffffc90000ee7ad8 EFLAGS: 00010246 [ 45.324875][ T368] RAX: 82f48ae2574e2300 RBX: 0000000000000000 RCX: ffff88810c8262c0 [ 45.333226][ T368] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 45.341603][ T368] RBP: ffffc90000ee7af0 R08: ffffffff81521b18 R09: ffffed103ee6a5f8 [ 45.349561][ T368] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 45.357610][ T368] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff855f5ea0 [ 45.365440][ T368] FS: 00007fd16d99a6c0(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 45.374349][ T368] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.380829][ T368] CR2: 00005555564bd818 CR3: 000000010d223000 CR4: 00000000003506b0 [ 45.388748][ T368] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 45.396752][ T368] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 45.405233][ T368] Call Trace: [ 45.408768][ T368] ? show_regs+0x58/0x60 [ 45.412768][ T368] ? __warn+0x160/0x2f0 [ 45.416897][ T368] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 45.422442][ T368] ? report_bug+0x3d9/0x5b0 [ 45.426936][ T368] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 45.432429][ T368] ? handle_bug+0x41/0x70 [ 45.436633][ T368] ? exc_invalid_op+0x1b/0x50 [ 45.441120][ T368] ? asm_exc_invalid_op+0x12/0x20 [ 45.446001][ T368] ? wake_up_klogd+0xb8/0xf0 [ 45.450385][ T368] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 45.455927][ T368] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 45.461314][ T368] sysfs_create_files+0x3de/0x470 [ 45.466207][ T368] ? sysfs_create_file_ns+0x2a0/0x2a0 [ 45.471470][ T368] ? __kasan_check_write+0x14/0x20 [ 45.476455][ T368] ? kobject_get+0xd1/0x120 [ 45.480784][ T368] __device_add_disk+0x9a7/0x11a0 [ 45.485769][ T368] ? device_add_disk+0x40/0x40 [ 45.490305][ T368] ? vsprintf+0x40/0x40 [ 45.494473][ T368] ? device_initialize+0x1e1/0x420 [ 45.499473][ T368] device_add_disk+0x2a/0x40 [ 45.503861][ T368] loop_add+0x580/0x750 [ 45.507881][ T368] loop_control_ioctl+0x448/0x620 [ 45.512699][ T368] ? loop_remove+0xb0/0xb0 [ 45.517340][ T368] ? __fget_files+0x31e/0x380 [ 45.521993][ T368] ? security_file_ioctl+0x84/0xb0 [ 45.526988][ T368] ? loop_remove+0xb0/0xb0 [ 45.531189][ T368] __se_sys_ioctl+0x114/0x190 [ 45.535733][ T368] __x64_sys_ioctl+0x7b/0x90 [ 45.540133][ T368] do_syscall_64+0x34/0x70 [ 45.544460][ T368] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 45.550277][ T368] RIP: 0033:0x7fd16de17ae9 [ 45.554533][ T368] 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 [ 45.574646][ T368] RSP: 002b:00007fd16d99a0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 45.583096][ T368] RAX: ffffffffffffffda RBX: 00007fd16df36f80 RCX: 00007fd16de17ae9 [ 45.591013][ T368] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 45.599005][ T368] RBP: 00007fd16d99a120 R08: 0000000000000000 R09: 0000000000000000 [ 45.606970][ T368] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 45.615115][ T368] R13: 000000000000000b R14: 00007fd16df36f80 R15: 00007fff7ec1eeb8 [ 45.622983][ T368] ---[ end trace 8ce14bdd2bcc157c ]--- [ 45.628323][ T368] loop0: failed to create sysfs files for events [ 45.639591][ T371] ------------[ cut here ]------------ [ 45.644938][ T371] kernfs: can not remove 'events', no directory [ 45.651395][ T371] WARNING: CPU: 1 PID: 371 at fs/kernfs/dir.c:1517 kernfs_remove_by_name_ns+0xbf/0x110 [ 45.660924][ T371] Modules linked in: [ 45.664772][ T371] CPU: 1 PID: 371 Comm: syz-executor.0 Tainted: G W 5.10.200-syzkaller-999688-gbe0b36498b49 #0 [ 45.676347][ T371] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 45.686673][ T371] RIP: 0010:kernfs_remove_by_name_ns+0xbf/0x110 [ 45.692736][ T371] Code: ff 03 48 89 df e8 d1 ef ff ff 48 89 df e8 a9 b3 ff ff 31 db eb 27 e8 80 99 97 ff 48 c7 c7 c0 b9 4a 85 4c 89 fe e8 91 2c 6b ff <0f> 0b bb fe ff ff ff eb 16 e8 63 99 97 ff bb fe ff ff ff 48 c7 c7 [ 45.712643][ T371] RSP: 0018:ffffc90000f07c18 EFLAGS: 00010246 [ 45.718720][ T371] RAX: 7e938fccc318de00 RBX: 0000000000000000 RCX: ffff88810c823b40 [ 45.726576][ T371] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 45.734364][ T371] RBP: ffffc90000f07c30 R08: ffffffff81521b18 R09: fffff520001e0e99 [ 45.742421][ T371] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 45.750228][ T371] R13: ffffffff86351460 R14: 0000000000000000 R15: ffffffff855f5ea0 [ 45.758465][ T371] FS: 00007fd16d99a6c0(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 45.767465][ T371] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.774042][ T371] CR2: 00007fd16d978ff8 CR3: 000000010d223000 CR4: 00000000003506a0 [ 45.782137][ T371] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 45.790297][ T371] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 45.798311][ T371] Call Trace: [ 45.801452][ T371] ? show_regs+0x58/0x60 [ 45.805726][ T371] ? __warn+0x160/0x2f0 [ 45.809713][ T371] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 45.815655][ T371] ? report_bug+0x3d9/0x5b0 [ 45.820034][ T371] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 45.825861][ T371] ? handle_bug+0x41/0x70 [ 45.830034][ T371] ? exc_invalid_op+0x1b/0x50 [ 45.834535][ T371] ? asm_exc_invalid_op+0x12/0x20 [ 45.840030][ T371] ? wake_up_klogd+0xb8/0xf0 [ 45.844403][ T371] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 45.849898][ T371] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 45.855330][ T371] sysfs_remove_files+0xa5/0x100 [ 45.860265][ T371] del_gendisk+0x248/0xa90 [ 45.864441][ T371] ? device_add_disk_no_queue_reg+0x30/0x30 [ 45.870216][ T371] ? radix_tree_delete_item+0x24d/0x350 [ 45.875660][ T371] loop_remove+0x46/0xb0 [ 45.879719][ T371] loop_control_ioctl+0x564/0x620 [ 45.884635][ T371] ? loop_remove+0xb0/0xb0 [ 45.889318][ T371] ? __fget_files+0x31e/0x380 [ 45.894139][ T371] ? security_file_ioctl+0x84/0xb0 [ 45.899257][ T371] ? loop_remove+0xb0/0xb0 [ 45.903456][ T371] __se_sys_ioctl+0x114/0x190 [ 45.908098][ T371] __x64_sys_ioctl+0x7b/0x90 [ 45.912575][ T371] do_syscall_64+0x34/0x70 [ 45.917096][ T371] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 45.923353][ T371] RIP: 0033:0x7fd16de17ae9 [ 45.927666][ T371] 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 [ 45.947452][ T371] RSP: 002b:00007fd16d99a0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 45.955897][ T371] RAX: ffffffffffffffda RBX: 00007fd16df36f80 RCX: 00007fd16de17ae9 [ 45.963649][ T371] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 45.971660][ T371] RBP: 00007fd16de6347a R08: 0000000000000000 R09: 0000000000000000 [ 45.979510][ T371] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 45.987533][ T371] R13: 000000000000000b R14: 00007fd16df36f80 R15: 00007fff7ec1eeb8 [ 45.995308][ T371] ---[ end trace 8ce14bdd2bcc157d ]--- [ 46.000624][ T371] ------------[ cut here ]------------ [ 46.005903][ T371] kernfs: can not remove 'events_async', no directory [ 46.012883][ T371] WARNING: CPU: 1 PID: 371 at fs/kernfs/dir.c:1517 kernfs_remove_by_name_ns+0xbf/0x110 [ 46.022559][ T371] Modules linked in: [ 46.026385][ T371] CPU: 1 PID: 371 Comm: syz-executor.0 Tainted: G W 5.10.200-syzkaller-999688-gbe0b36498b49 #0 [ 46.038275][ T371] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 46.048339][ T371] RIP: 0010:kernfs_remove_by_name_ns+0xbf/0x110 [ 46.054660][ T371] Code: ff 03 48 89 df e8 d1 ef ff ff 48 89 df e8 a9 b3 ff ff 31 db eb 27 e8 80 99 97 ff 48 c7 c7 c0 b9 4a 85 4c 89 fe e8 91 2c 6b ff <0f> 0b bb fe ff ff ff eb 16 e8 63 99 97 ff bb fe ff ff ff 48 c7 c7 [ 46.074504][ T371] RSP: 0018:ffffc90000f07c18 EFLAGS: 00010246 [ 46.080369][ T371] RAX: 7e938fccc318de00 RBX: 0000000000000000 RCX: ffff88810c823b40 [ 46.088299][ T371] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 46.097498][ T371] RBP: ffffc90000f07c30 R08: ffffffff81521b18 R09: ffffed103ee64e8b [ 46.105289][ T371] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 46.113223][ T371] R13: ffffffff86351460 R14: 0000000000000000 R15: ffffffff855f5f40 [ 46.121027][ T371] FS: 00007fd16d99a6c0(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 46.130204][ T371] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.136808][ T371] CR2: 00007fd16d978ff8 CR3: 000000010d223000 CR4: 00000000003506a0 [ 46.144796][ T371] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.152752][ T371] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.160903][ T371] Call Trace: [ 46.164101][ T371] ? show_regs+0x58/0x60 [ 46.168353][ T371] ? __warn+0x160/0x2f0 [ 46.172428][ T371] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 46.178204][ T371] ? report_bug+0x3d9/0x5b0 [ 46.182507][ T371] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 46.188021][ T371] ? handle_bug+0x41/0x70 [ 46.192219][ T371] ? exc_invalid_op+0x1b/0x50 [ 46.196891][ T371] ? asm_exc_invalid_op+0x12/0x20 [ 46.201684][ T371] ? wake_up_klogd+0xb8/0xf0 [ 46.206343][ T371] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 46.211777][ T371] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 46.217425][ T371] sysfs_remove_files+0xa5/0x100 [ 46.222110][ T371] del_gendisk+0x248/0xa90 [ 46.226371][ T371] ? device_add_disk_no_queue_reg+0x30/0x30 [ 46.232174][ T371] ? radix_tree_delete_item+0x24d/0x350 [ 46.237811][ T371] loop_remove+0x46/0xb0 [ 46.241952][ T371] loop_control_ioctl+0x564/0x620 [ 46.246946][ T371] ? loop_remove+0xb0/0xb0 [ 46.251161][ T371] ? __fget_files+0x31e/0x380 [ 46.255823][ T371] ? security_file_ioctl+0x84/0xb0 [ 46.261175][ T371] ? loop_remove+0xb0/0xb0 [ 46.265419][ T371] __se_sys_ioctl+0x114/0x190 [ 46.270084][ T371] __x64_sys_ioctl+0x7b/0x90 [ 46.274488][ T371] do_syscall_64+0x34/0x70 [ 46.278859][ T371] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 46.284539][ T371] RIP: 0033:0x7fd16de17ae9 [ 46.289125][ T371] 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 [ 46.309059][ T371] RSP: 002b:00007fd16d99a0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 46.317474][ T371] RAX: ffffffffffffffda RBX: 00007fd16df36f80 RCX: 00007fd16de17ae9 [ 46.325239][ T371] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 46.333202][ T371] RBP: 00007fd16de6347a R08: 0000000000000000 R09: 0000000000000000 [ 46.340985][ T371] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 46.348899][ T371] R13: 000000000000000b R14: 00007fd16df36f80 R15: 00007fff7ec1eeb8 [ 46.356681][ T371] ---[ end trace 8ce14bdd2bcc157e ]--- [ 46.362208][ T371] ------------[ cut here ]------------ [ 46.367655][ T371] kernfs: can not remove 'events_poll_msecs', no directory [ 46.374847][ T371] WARNING: CPU: 1 PID: 371 at fs/kernfs/dir.c:1517 kernfs_remove_by_name_ns+0xbf/0x110 [ 46.384218][ T371] Modules linked in: [ 46.387949][ T371] CPU: 1 PID: 371 Comm: syz-executor.0 Tainted: G W 5.10.200-syzkaller-999688-gbe0b36498b49 #0 [ 46.399399][ T371] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 46.409293][ T371] RIP: 0010:kernfs_remove_by_name_ns+0xbf/0x110 [ 46.415345][ T371] Code: ff 03 48 89 df e8 d1 ef ff ff 48 89 df e8 a9 b3 ff ff 31 db eb 27 e8 80 99 97 ff 48 c7 c7 c0 b9 4a 85 4c 89 fe e8 91 2c 6b ff <0f> 0b bb fe ff ff ff eb 16 e8 63 99 97 ff bb fe ff ff ff 48 c7 c7 [ 46.434831][ T371] RSP: 0018:ffffc90000f07c18 EFLAGS: 00010246 [ 46.441141][ T371] RAX: 7e938fccc318de00 RBX: 0000000000000000 RCX: ffff88810c823b40 [ 46.449171][ T371] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 46.457181][ T371] RBP: ffffc90000f07c30 R08: ffffffff81521b18 R09: ffffed103ee6a5f8 [ 46.465047][ T371] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 46.472986][ T371] R13: ffffffff86351460 R14: 0000000000000000 R15: ffffffff855f5f60 [ 46.480793][ T371] FS: 00007fd16d99a6c0(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 46.489762][ T371] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.496333][ T371] CR2: 00007fd16d978ff8 CR3: 000000010d223000 CR4: 00000000003506a0 [ 46.504459][ T371] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.512461][ T371] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.520261][ T371] Call Trace: [ 46.523465][ T371] ? show_regs+0x58/0x60 [ 46.527578][ T371] ? __warn+0x160/0x2f0 [ 46.533795][ T371] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 46.539296][ T371] ? report_bug+0x3d9/0x5b0 [ 46.543594][ T371] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 46.549101][ T371] ? handle_bug+0x41/0x70 [ 46.553224][ T371] ? exc_invalid_op+0x1b/0x50 [ 46.557909][ T371] ? asm_exc_invalid_op+0x12/0x20 [ 46.562699][ T371] ? wake_up_klogd+0xb8/0xf0 [ 46.567149][ T371] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 46.572584][ T371] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 46.578086][ T371] sysfs_remove_files+0xa5/0x100 [ 46.582828][ T371] del_gendisk+0x248/0xa90 [ 46.587118][ T371] ? device_add_disk_no_queue_reg+0x30/0x30 [ 46.592816][ T371] ? radix_tree_delete_item+0x24d/0x350 [ 46.598345][ T371] loop_remove+0x46/0xb0 [ 46.602456][ T371] loop_control_ioctl+0x564/0x620 [ 46.607636][ T371] ? loop_remove+0xb0/0xb0 [ 46.611851][ T371] ? __fget_files+0x31e/0x380 [ 46.616491][ T371] ? security_file_ioctl+0x84/0xb0 [ 46.621474][ T371] ? loop_remove+0xb0/0xb0 [ 46.625771][ T371] __se_sys_ioctl+0x114/0x190 [ 46.630238][ T371] __x64_sys_ioctl+0x7b/0x90 [ 46.634668][ T371] do_syscall_64+0x34/0x70 [ 46.638977][ T371] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 46.644944][ T371] RIP: 0033:0x7fd16de17ae9 [ 46.649263][ T371] 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 [ 46.670009][ T371] RSP: 002b:00007fd16d99a0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 46.678317][ T371] RAX: ffffffffffffffda RBX: 00007fd16df36f80 RCX: 00007fd16de17ae9 [ 46.686307][ T371] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 46.694729][ T371] RBP: 00007fd16de6347a R08: 0000000000000000 R09: 0000000000000000 [ 46.703053][ T371] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 46.711004][ T371] R13: 000000000000000b R14: 00007fd16df36f80 R15: 00007fff7ec1eeb8 [ 46.718886][ T371] ---[ end trace 8ce14bdd2bcc157f ]--- [ 46.724287][ T371] ------------[ cut here ]------------ [ 46.729575][ T371] kernfs: can not remove 'bdi', no directory [ 46.735423][ T371] WARNING: CPU: 1 PID: 371 at fs/kernfs/dir.c:1517 kernfs_remove_by_name_ns+0xbf/0x110 [ 46.745102][ T371] Modules linked in: [ 46.749020][ T371] CPU: 1 PID: 371 Comm: syz-executor.0 Tainted: G W 5.10.200-syzkaller-999688-gbe0b36498b49 #0 [ 46.761437][ T371] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 46.772560][ T371] RIP: 0010:kernfs_remove_by_name_ns+0xbf/0x110 [ 46.778591][ T371] Code: ff 03 48 89 df e8 d1 ef ff ff 48 89 df e8 a9 b3 ff ff 31 db eb 27 e8 80 99 97 ff 48 c7 c7 c0 b9 4a 85 4c 89 fe e8 91 2c 6b ff <0f> 0b bb fe ff ff ff eb 16 e8 63 99 97 ff bb fe ff ff ff 48 c7 c7 [ 46.798990][ T371] RSP: 0018:ffffc90000f07c38 EFLAGS: 00010246 [ 46.804841][ T371] RAX: 7e938fccc318de00 RBX: 0000000000000000 RCX: ffff88810c823b40 [ 46.812867][ T371] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 46.820656][ T371] RBP: ffffc90000f07c50 R08: ffffffff81521b18 R09: ffffed103ee6a5f8 [ 46.828480][ T371] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88810db4d478 [ 46.836372][ T371] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffffff855f57c0 [ 46.844243][ T371] FS: 00007fd16d99a6c0(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 46.853198][ T371] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.859568][ T371] CR2: 00007fd16d978ff8 CR3: 000000010d223000 CR4: 00000000003506a0 [ 46.867662][ T371] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.875944][ T371] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.883844][ T371] Call Trace: [ 46.886995][ T371] ? show_regs+0x58/0x60 [ 46.891027][ T371] ? __warn+0x160/0x2f0 [ 46.895029][ T371] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 46.900625][ T371] ? report_bug+0x3d9/0x5b0 [ 46.905656][ T371] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 46.911162][ T371] ? handle_bug+0x41/0x70 [ 46.915326][ T371] ? exc_invalid_op+0x1b/0x50 [ 46.919917][ T371] ? asm_exc_invalid_op+0x12/0x20 [ 46.924705][ T371] ? wake_up_klogd+0xb8/0xf0 [ 46.929200][ T371] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 46.934857][ T371] ? kernfs_remove_by_name_ns+0xbf/0x110 [ 46.940815][ T371] sysfs_remove_link+0x50/0x60 [ 46.945358][ T371] del_gendisk+0x477/0xa90 [ 46.949766][ T371] ? device_add_disk_no_queue_reg+0x30/0x30 [ 46.955722][ T371] ? radix_tree_delete_item+0x24d/0x350 [ 46.961141][ T371] loop_remove+0x46/0xb0 [ 46.965233][ T371] loop_control_ioctl+0x564/0x620 [ 46.970228][ T371] ? loop_remove+0xb0/0xb0 [ 46.974445][ T371] ? __fget_files+0x31e/0x380 [ 46.979173][ T371] ? security_file_ioctl+0x84/0xb0 [ 46.984242][ T371] ? loop_remove+0xb0/0xb0 [ 46.988548][ T371] __se_sys_ioctl+0x114/0x190 [ 46.993112][ T371] __x64_sys_ioctl+0x7b/0x90 [ 46.997745][ T371] do_syscall_64+0x34/0x70 [ 47.001950][ T371] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 47.008101][ T371] RIP: 0033:0x7fd16de17ae9 [ 47.012369][ T371] 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 [ 47.032078][ T371] RSP: 002b:00007fd16d99a0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 47.040644][ T371] RAX: ffffffffffffffda RBX: 00007fd16df36f80 RCX: 00007fd16de17ae9 [ 47.048518][ T371] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 47.056467][ T371] RBP: 00007fd16de6347a R08: 0000000000000000 R09: 0000000000000000 [ 47.064294][ T371] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 47.072334][ T371] R13: 000000000000000b R14: 00007fd16df36f80 R15: 00007fff7ec1eeb8 [ 47.080796][ T371] ---[ end trace 8ce14bdd2bcc1580 ]--- [ 47.087148][ T371] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN [ 47.098762][ T371] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 47.107526][ T371] CPU: 1 PID: 371 Comm: syz-executor.0 Tainted: G W 5.10.200-syzkaller-999688-gbe0b36498b49 #0 [ 47.118982][ T371] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 47.129060][ T371] RIP: 0010:strlen+0x2c/0x70 [ 47.133476][ T371] 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 [ 47.153177][ T371] RSP: 0018:ffffc90000f07ba8 EFLAGS: 00010246 [ 47.159257][ T371] RAX: 0000000000000000 RBX: 0000000000000000 RCX: dffffc0000000001 [ 47.167157][ T371] RDX: ffff88810c823b40 RSI: 0000000000000000 RDI: 0000000000000000 [ 47.175764][ T371] RBP: ffffc90000f07bc8 R08: ffffffff81d2de7b R09: fffff520001e0f79 [ 47.183792][ T371] R10: 0000000000000000 R11: dffffc0000000001 R12: ffffffffffffffff [ 47.191772][ T371] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 47.199847][ T371] FS: 00007fd16d99a6c0(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 47.208606][ T371] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.215055][ T371] CR2: 00007fd16d978ff8 CR3: 000000010d223000 CR4: 00000000003506a0 [ 47.222846][ T371] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.230652][ T371] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.238467][ T371] Call Trace: [ 47.241607][ T371] ? __die_body+0x62/0xb0 [ 47.245760][ T371] ? die_addr+0x9f/0xd0 [ 47.249762][ T371] ? exc_general_protection+0x3ff/0x490 [ 47.255136][ T371] ? asm_exc_general_protection+0x1e/0x30 [ 47.260691][ T371] ? kernfs_find_ns+0x7b/0x4a0 [ 47.265311][ T371] ? strlen+0x2c/0x70 [ 47.269103][ T371] kernfs_find_ns+0x95/0x4a0 [ 47.273705][ T371] kernfs_remove_by_name_ns+0x3a/0x110 [ 47.278997][ T371] sysfs_remove_link+0x50/0x60 [ 47.283695][ T371] del_gendisk+0x87b/0xa90 [ 47.287952][ T371] ? device_add_disk_no_queue_reg+0x30/0x30 [ 47.293772][ T371] ? radix_tree_delete_item+0x24d/0x350 [ 47.299235][ T371] loop_remove+0x46/0xb0 [ 47.303314][ T371] loop_control_ioctl+0x564/0x620 [ 47.308174][ T371] ? loop_remove+0xb0/0xb0 [ 47.312444][ T371] ? __fget_files+0x31e/0x380 [ 47.316950][ T371] ? security_file_ioctl+0x84/0xb0 [ 47.321977][ T371] ? loop_remove+0xb0/0xb0 [ 47.326237][ T371] __se_sys_ioctl+0x114/0x190 [ 47.330741][ T371] __x64_sys_ioctl+0x7b/0x90 [ 47.335171][ T371] do_syscall_64+0x34/0x70 [ 47.339418][ T371] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 47.345152][ T371] RIP: 0033:0x7fd16de17ae9 [ 47.349400][ T371] 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 [ 47.370503][ T371] RSP: 002b:00007fd16d99a0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 47.378905][ T371] RAX: ffffffffffffffda RBX: 00007fd16df36f80 RCX: 00007fd16de17ae9 [ 47.386715][ T371] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 47.394824][ T371] RBP: 00007fd16de6347a R08: 0000000000000000 R09: 0000000000000000 [ 47.402805][ T371] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 47.410963][ T371] R13: 000000000000000b R14: 00007fd16df36f80 R15: 00007fff7ec1eeb8 [ 47.418775][ T371] Modules linked in: [ 47.422926][ T371] ---[ end trace 8ce14bdd2bcc1581 ]--- [ 47.428286][ T371] RIP: 0010:strlen+0x2c/0x70 [ 47.432742][ T371] 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 [ 47.452514][ T371] RSP: 0018:ffffc90000f07ba8 EFLAGS: 00010246 [ 47.458492][ T371] RAX: 0000000000000000 RBX: 0000000000000000 RCX: dffffc0000000001 [ 47.466376][ T371] RDX: ffff88810c823b40 RSI: 0000000000000000 RDI: 0000000000000000 [ 47.474261][ T371] RBP: ffffc90000f07bc8 R08: ffffffff81d2de7b R09: fffff520001e0f79 [ 47.482435][ T371] R10: 0000000000000000 R11: dffffc0000000001 R12: ffffffffffffffff [ 47.490331][ T371] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 47.498386][ T371] FS: 00007fd16d99a6c0(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 47.507285][ T371] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.513734][ T371] CR2: 00007fd16d978ff8 CR3: 000000010d223000 CR4: 00000000003506a0 [ 47.521966][ T371] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.530541][ T371] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.538543][ T371] Kernel panic - not syncing: Fatal exception [ 47.544778][ T371] Kernel Offset: disabled [ 47.549003][ T371] Rebooting in 86400 seconds..