Warning: Permanently added '10.128.0.61' (ED25519) to the list of known hosts. 2024/07/12 16:55:40 ignoring optional flag "sandboxArg"="0" 2024/07/12 16:55:40 parsed 1 programs [ 41.790997][ T24] kauditd_printk_skb: 18 callbacks suppressed [ 41.791007][ T24] audit: type=1400 audit(1720803340.979:94): avc: denied { mount } for pid=338 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 2024/07/12 16:55:41 executed programs: 0 [ 41.820666][ T24] audit: type=1400 audit(1720803341.009:95): avc: denied { unlink } for pid=338 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" [ 41.851400][ T338] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 41.892203][ T345] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.899179][ T345] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.906329][ T345] device bridge_slave_0 entered promiscuous mode [ 41.913046][ T345] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.919981][ T345] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.927273][ T345] device bridge_slave_1 entered promiscuous mode [ 41.954935][ T345] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.961898][ T345] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.969015][ T345] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.975942][ T345] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.990756][ T293] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.997942][ T293] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.005202][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.012486][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.029078][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 42.037502][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.045787][ T293] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.052749][ T293] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.060098][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.068014][ T293] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.074892][ T293] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.082114][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.089951][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.098637][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 42.107194][ T345] device veth0_vlan entered promiscuous mode [ 42.113264][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 42.120638][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 42.131736][ T345] device veth1_macvtap entered promiscuous mode [ 42.139105][ T298] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 42.150839][ T53] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 42.159753][ T53] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 42.170261][ T24] audit: type=1400 audit(1720803341.359:96): avc: denied { mounton } for pid=345 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 [ 42.193441][ T24] audit: type=1400 audit(1720803341.359:97): avc: denied { read } for pid=349 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 [ 42.217992][ T24] audit: type=1400 audit(1720803341.359:98): avc: denied { open } for pid=349 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 [ 42.243258][ T24] audit: type=1400 audit(1720803341.359:99): avc: denied { ioctl } for pid=349 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 [ 42.245161][ T354] FAULT_INJECTION: forcing a failure. [ 42.245161][ T354] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 42.282736][ T354] CPU: 1 PID: 354 Comm: syz-executor.0 Not tainted 5.10.218-syzkaller-1002634-g3feee789f446 #0 [ 42.292854][ T354] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 42.302794][ T354] Call Trace: [ 42.305995][ T354] dump_stack_lvl+0x1e2/0x24b [ 42.310572][ T354] ? bfq_pos_tree_add_move+0x43b/0x43b [ 42.316053][ T354] dump_stack+0x15/0x17 [ 42.320266][ T354] should_fail+0x3c6/0x510 [ 42.324813][ T354] should_fail_alloc_page+0x52/0x60 [ 42.329853][ T354] __alloc_pages_nodemask+0x1b3/0xaf0 [ 42.335126][ T354] ? __kernel_text_address+0x9b/0x110 [ 42.340335][ T354] ? gfp_pfmemalloc_allowed+0x120/0x120 [ 42.345834][ T354] ? stack_trace_save+0x113/0x1c0 [ 42.350678][ T354] ? stack_trace_snprint+0xf0/0xf0 [ 42.355816][ T354] __stack_depot_save+0x3e8/0x4d0 [ 42.360678][ T354] ? kobj_map+0x64/0x670 [ 42.364756][ T354] ? kobj_map+0x64/0x670 [ 42.368836][ T354] ____kasan_kmalloc+0xed/0x110 [ 42.373526][ T354] ? ____kasan_kmalloc+0xdb/0x110 [ 42.378379][ T354] ? __kasan_kmalloc+0x9/0x10 [ 42.382979][ T354] ? __kmalloc+0x1aa/0x330 [ 42.387444][ T354] ? kobj_map+0x64/0x670 [ 42.391503][ T354] ? __device_add_disk+0x67b/0x11a0 [ 42.396532][ T354] ? device_add_disk+0x2a/0x40 [ 42.401121][ T354] ? loop_add+0x580/0x750 [ 42.405304][ T354] ? loop_control_ioctl+0x448/0x620 [ 42.410330][ T354] ? __se_sys_ioctl+0x114/0x190 [ 42.415033][ T354] ? __x64_sys_ioctl+0x7b/0x90 [ 42.419798][ T354] ? do_syscall_64+0x34/0x70 [ 42.424220][ T354] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 42.430115][ T354] __kasan_kmalloc+0x9/0x10 [ 42.434447][ T354] __kmalloc+0x1aa/0x330 [ 42.438534][ T354] ? kobj_map+0x64/0x670 [ 42.442608][ T354] kobj_map+0x64/0x670 [ 42.446513][ T354] ? kobject_get+0xd1/0x120 [ 42.450859][ T354] ? exact_match+0x20/0x20 [ 42.455116][ T354] ? bdev_check_media_change+0x4d0/0x4d0 [ 42.460576][ T354] __device_add_disk+0x67b/0x11a0 [ 42.465440][ T354] ? device_add_disk+0x40/0x40 [ 42.470045][ T354] ? vsprintf+0x40/0x40 [ 42.474031][ T354] ? device_initialize+0x1e1/0x420 [ 42.479067][ T354] device_add_disk+0x2a/0x40 [ 42.483488][ T354] loop_add+0x580/0x750 [ 42.487497][ T354] loop_control_ioctl+0x448/0x620 [ 42.492342][ T354] ? loop_remove+0xb0/0xb0 [ 42.496600][ T354] ? __fget_files+0x31e/0x380 [ 42.501132][ T354] ? security_file_ioctl+0x84/0xb0 [ 42.506298][ T354] ? loop_remove+0xb0/0xb0 [ 42.510567][ T354] __se_sys_ioctl+0x114/0x190 [ 42.515068][ T354] __x64_sys_ioctl+0x7b/0x90 [ 42.519506][ T354] do_syscall_64+0x34/0x70 [ 42.523736][ T354] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 42.529515][ T354] RIP: 0033:0x7fc009e6dae9 [ 42.533737][ 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 [ 42.553155][ T354] RSP: 002b:00007fc0099cf0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 42.561578][ T354] RAX: ffffffffffffffda RBX: 00007fc009f8d050 RCX: 00007fc009e6dae9 [ 42.569478][ T354] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 42.577279][ T354] RBP: 00007fc0099cf120 R08: 0000000000000000 R09: 0000000000000000 [ 42.585197][ T354] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 42.593126][ T354] R13: 000000000000006e R14: 00007fc009f8d050 R15: 00007ffd8388bdd8 [ 42.629347][ T352] udevd[352]: inotify_add_watch(7, /dev/loop0, 10) failed: No such file or directory [ 42.669929][ T362] FAULT_INJECTION: forcing a failure. [ 42.669929][ T362] name failslab, interval 1, probability 0, space 0, times 1 [ 42.682551][ T362] CPU: 1 PID: 362 Comm: syz-executor.0 Not tainted 5.10.218-syzkaller-1002634-g3feee789f446 #0 [ 42.692581][ T362] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 42.702447][ T362] Call Trace: [ 42.705594][ T362] dump_stack_lvl+0x1e2/0x24b [ 42.710097][ T362] ? panic+0x812/0x812 [ 42.713996][ T362] ? bfq_pos_tree_add_move+0x43b/0x43b [ 42.719288][ T362] dump_stack+0x15/0x17 [ 42.723280][ T362] should_fail+0x3c6/0x510 [ 42.727536][ T362] ? __kernfs_new_node+0x99/0x700 [ 42.732400][ T362] __should_failslab+0xa4/0xe0 [ 42.736995][ T362] should_failslab+0x9/0x20 [ 42.741336][ T362] __kmalloc_track_caller+0x5f/0x320 [ 42.746454][ T362] ? is_bpf_text_address+0x172/0x190 [ 42.751575][ T362] kstrdup_const+0x55/0x90 [ 42.755828][ T362] __kernfs_new_node+0x99/0x700 [ 42.760517][ T362] ? arch_stack_walk+0xf3/0x140 [ 42.765203][ T362] ? kernfs_new_node+0x230/0x230 [ 42.769985][ T362] ? stack_trace_save+0x113/0x1c0 [ 42.774836][ T362] ? stack_trace_snprint+0xf0/0xf0 [ 42.779825][ T362] ? stack_trace_snprint+0xf0/0xf0 [ 42.784732][ T362] kernfs_new_node+0x130/0x230 [ 42.789332][ T362] kernfs_create_dir_ns+0x44/0x130 [ 42.794361][ T362] sysfs_create_dir_ns+0x185/0x390 [ 42.799312][ T362] ? sysfs_warn_dup+0xa0/0xa0 [ 42.803828][ T362] kobject_add_internal+0x763/0xd90 [ 42.808903][ T362] kobject_add+0x14e/0x210 [ 42.813122][ T362] ? _raw_spin_lock+0xa4/0x1b0 [ 42.817725][ T362] ? kobject_init+0x1e0/0x1e0 [ 42.822235][ T362] ? __kasan_check_write+0x14/0x20 [ 42.827184][ T362] ? mutex_unlock+0x1c/0x40 [ 42.831523][ T362] ? get_device_parent+0x2a1/0x410 [ 42.836459][ T362] device_add+0x3be/0xbc0 [ 42.840636][ T362] __device_add_disk+0x785/0x11a0 [ 42.845489][ T362] ? device_add_disk+0x40/0x40 [ 42.850095][ T362] ? vsprintf+0x40/0x40 [ 42.854082][ T362] ? device_initialize+0x1e1/0x420 [ 42.859026][ T362] device_add_disk+0x2a/0x40 [ 42.863684][ T362] loop_add+0x580/0x750 [ 42.867665][ T362] loop_control_ioctl+0x448/0x620 [ 42.872526][ T362] ? loop_remove+0xb0/0xb0 [ 42.876790][ T362] ? __fget_files+0x31e/0x380 [ 42.881420][ T362] ? security_file_ioctl+0x84/0xb0 [ 42.886448][ T362] ? loop_remove+0xb0/0xb0 [ 42.890677][ T362] __se_sys_ioctl+0x114/0x190 [ 42.895186][ T362] __x64_sys_ioctl+0x7b/0x90 [ 42.899607][ T362] do_syscall_64+0x34/0x70 [ 42.903852][ T362] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 42.909662][ T362] RIP: 0033:0x7fc009e6dae9 [ 42.913915][ T362] 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 [ 42.933370][ T362] RSP: 002b:00007fc0099f00c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 42.941600][ T362] RAX: ffffffffffffffda RBX: 00007fc009f8cf80 RCX: 00007fc009e6dae9 [ 42.949412][ T362] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 42.957232][ T362] RBP: 00007fc0099f0120 R08: 0000000000000000 R09: 0000000000000000 [ 42.965206][ T362] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 42.973198][ T362] R13: 000000000000000b R14: 00007fc009f8cf80 R15: 00007ffd8388bdd8 [ 42.981639][ T362] kobject_add_internal failed for loop0 (error: -12 parent: block) [ 42.989493][ T24] audit: type=1400 audit(1720803342.169:100): avc: denied { read } for pid=75 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 [ 42.990536][ T362] kobject_add_internal failed for queue (error: -2 parent: loop0) [ 43.019219][ T362] ------------[ cut here ]------------ [ 43.024548][ T362] WARNING: CPU: 0 PID: 362 at fs/sysfs/file.c:328 sysfs_create_files+0x325/0x470 [ 43.033761][ T362] Modules linked in: [ 43.037531][ T362] CPU: 1 PID: 362 Comm: syz-executor.0 Not tainted 5.10.218-syzkaller-1002634-g3feee789f446 #0 [ 43.047703][ T362] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 43.058358][ T362] RIP: 0010:sysfs_create_files+0x325/0x470 [ 43.063998][ T362] Code: c1 03 38 c1 0f 8c b7 fe ff ff 48 8d 7c 24 70 e8 d1 92 d4 ff e9 a8 fe ff ff e8 b7 00 97 ff 31 db e9 ef 00 00 00 e8 ab 00 97 ff <0f> 0b bb ea ff ff ff 4c 8b 74 24 08 eb 17 85 db 0f 84 cf 00 00 00 [ 43.083489][ T362] RSP: 0018:ffffc90000f67b00 EFLAGS: 00010293 [ 43.089389][ T362] RAX: ffffffff81d3ab08 RBX: ffff88810c9f4098 RCX: ffff88810c9493c0 [ 43.097332][ T362] RDX: 0000000000000000 RSI: ffffffff863521a0 RDI: ffff88810c9f4068 [ 43.105183][ T362] RBP: ffffc90000f67bd0 R08: ffffffff82706a17 R09: ffffed10215a87b2 [ 43.113348][ T362] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 43.121454][ T362] R13: ffffffff855f7620 R14: dffffc0000000000 R15: ffff88810c9f4068 [ 43.129351][ T362] FS: 00007fc0099f06c0(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 43.138241][ T362] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.144696][ T362] CR2: 00007efef6f5bed8 CR3: 000000010c260000 CR4: 00000000003506b0 [ 43.152617][ T362] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.160427][ T362] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.168210][ T362] Call Trace: [ 43.171402][ T362] ? show_regs+0x58/0x60 [ 43.175420][ T362] ? __warn+0x160/0x2f0 [ 43.179437][ T362] ? sysfs_create_files+0x325/0x470 [ 43.184446][ T362] ? report_bug+0x3d9/0x5b0 [ 43.188844][ T362] ? sysfs_create_files+0x325/0x470 [ 43.193917][ T362] ? handle_bug+0x41/0x70 [ 43.198060][ T362] ? exc_invalid_op+0x1b/0x50 [ 43.202631][ T362] ? asm_exc_invalid_op+0x12/0x20 [ 43.207440][ T362] ? kobject_get+0xc7/0x120 [ 43.212007][ T362] ? sysfs_create_files+0x458/0x470 [ 43.217001][ T362] ? sysfs_create_files+0x325/0x470 [ 43.222067][ T362] ? sysfs_create_file_ns+0x2a0/0x2a0 [ 43.227236][ T362] ? __kasan_check_write+0x14/0x20 [ 43.232212][ T362] ? kobject_get+0xd1/0x120 [ 43.236526][ T362] __device_add_disk+0x9a7/0x11a0 [ 43.241430][ T362] ? device_add_disk+0x40/0x40 [ 43.245989][ T362] ? vsprintf+0x40/0x40 [ 43.250008][ T362] ? device_initialize+0x1e1/0x420 [ 43.254919][ T362] device_add_disk+0x2a/0x40 [ 43.259476][ T362] loop_add+0x580/0x750 [ 43.263444][ T362] loop_control_ioctl+0x448/0x620 [ 43.268392][ T362] ? loop_remove+0xb0/0xb0 [ 43.272904][ T362] ? __fget_files+0x31e/0x380 [ 43.277437][ T362] ? security_file_ioctl+0x84/0xb0 [ 43.282581][ T362] ? loop_remove+0xb0/0xb0 [ 43.286940][ T362] __se_sys_ioctl+0x114/0x190 [ 43.291472][ T362] __x64_sys_ioctl+0x7b/0x90 [ 43.295830][ T362] do_syscall_64+0x34/0x70 [ 43.300145][ T362] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 43.305917][ T362] RIP: 0033:0x7fc009e6dae9 [ 43.310211][ T362] 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 [ 43.329650][ T362] RSP: 002b:00007fc0099f00c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 43.337945][ T362] RAX: ffffffffffffffda RBX: 00007fc009f8cf80 RCX: 00007fc009e6dae9 [ 43.345883][ T362] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 43.353996][ T362] RBP: 00007fc0099f0120 R08: 0000000000000000 R09: 0000000000000000 [ 43.361815][ T362] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 43.369712][ T362] R13: 000000000000000b R14: 00007fc009f8cf80 R15: 00007ffd8388bdd8 [ 43.377481][ T362] ---[ end trace f167257f9a938b27 ]--- [ 43.382813][ T362] ------------[ cut here ]------------ [ 43.388071][ T362] kernfs: can not remove 'events', no directory [ 43.394374][ T362] WARNING: CPU: 0 PID: 362 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x10c/0x160 [ 43.404091][ T362] Modules linked in: [ 43.407793][ T362] CPU: 0 PID: 362 Comm: syz-executor.0 Tainted: G W 5.10.218-syzkaller-1002634-g3feee789f446 #0 [ 43.419471][ T362] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 43.429745][ T362] RIP: 0010:kernfs_remove_by_name_ns+0x10c/0x160 [ 43.435987][ T362] Code: ff 03 48 89 df e8 d4 ee ff ff 48 89 df e8 9c ad ff ff 31 db eb 27 e8 b3 60 97 ff 48 c7 c7 40 d0 4a 85 4c 89 e6 e8 d4 ea 6a ff <0f> 0b bb fe ff ff ff eb 12 e8 96 60 97 ff bb fe ff ff ff 4c 89 f7 [ 43.455557][ T362] RSP: 0018:ffffc90000f67ac8 EFLAGS: 00010246 [ 43.461584][ T362] RAX: cea35224bd9edb00 RBX: ffff88810c9f4098 RCX: ffff88810c9493c0 [ 43.469502][ T362] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 43.477260][ T362] RBP: ffffc90000f67af0 R08: ffffffff81521de8 R09: fffff520001ece6d [ 43.485098][ T362] R10: 0000000000000000 R11: dffffc0000000001 R12: ffffffff855f76e0 [ 43.493085][ T362] R13: 0000000000000000 R14: ffffffff855f7620 R15: 0000000000000000 [ 43.500892][ T362] FS: 00007fc0099f06c0(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 43.509670][ T362] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.516058][ T362] CR2: 00007efef6f5bed8 CR3: 000000010c260000 CR4: 00000000003506b0 [ 43.523913][ T362] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.531737][ T362] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.539602][ T362] Call Trace: [ 43.543401][ T362] ? show_regs+0x58/0x60 [ 43.547410][ T362] ? __warn+0x160/0x2f0 [ 43.551500][ T362] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 43.557024][ T362] ? report_bug+0x3d9/0x5b0 [ 43.561427][ T362] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 43.566918][ T362] ? handle_bug+0x41/0x70 [ 43.571116][ T362] ? exc_invalid_op+0x1b/0x50 [ 43.575607][ T362] ? asm_exc_invalid_op+0x12/0x20 [ 43.580480][ T362] ? wake_up_klogd+0xb8/0xf0 [ 43.584888][ T362] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 43.590675][ T362] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 43.596237][ T362] sysfs_create_files+0x3de/0x470 [ 43.601133][ T362] ? sysfs_create_file_ns+0x2a0/0x2a0 [ 43.606272][ T362] ? __kasan_check_write+0x14/0x20 [ 43.611405][ T362] ? kobject_get+0xd1/0x120 [ 43.615759][ T362] __device_add_disk+0x9a7/0x11a0 [ 43.620744][ T362] ? device_add_disk+0x40/0x40 [ 43.625336][ T362] ? vsprintf+0x40/0x40 [ 43.629454][ T362] ? device_initialize+0x1e1/0x420 [ 43.634384][ T362] device_add_disk+0x2a/0x40 [ 43.638830][ T362] loop_add+0x580/0x750 [ 43.642789][ T362] loop_control_ioctl+0x448/0x620 [ 43.647641][ T362] ? loop_remove+0xb0/0xb0 [ 43.652159][ T362] ? __fget_files+0x31e/0x380 [ 43.656804][ T362] ? security_file_ioctl+0x84/0xb0 [ 43.661708][ T362] ? loop_remove+0xb0/0xb0 [ 43.665923][ T362] __se_sys_ioctl+0x114/0x190 [ 43.671395][ T362] __x64_sys_ioctl+0x7b/0x90 [ 43.675791][ T362] do_syscall_64+0x34/0x70 [ 43.680082][ T362] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 43.685776][ T362] RIP: 0033:0x7fc009e6dae9 [ 43.690051][ T362] 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 [ 43.709479][ T362] RSP: 002b:00007fc0099f00c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 43.717710][ T362] RAX: ffffffffffffffda RBX: 00007fc009f8cf80 RCX: 00007fc009e6dae9 [ 43.725559][ T362] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 43.733370][ T362] RBP: 00007fc0099f0120 R08: 0000000000000000 R09: 0000000000000000 [ 43.741178][ T362] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 43.749330][ T362] R13: 000000000000000b R14: 00007fc009f8cf80 R15: 00007ffd8388bdd8 [ 43.757102][ T362] ---[ end trace f167257f9a938b28 ]--- [ 43.762418][ T362] loop0: failed to create sysfs files for events [ 43.772133][ T365] ------------[ cut here ]------------ [ 43.777422][ T365] kernfs: can not remove 'events', no directory [ 43.783628][ T365] WARNING: CPU: 0 PID: 365 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x10c/0x160 [ 43.793168][ T365] Modules linked in: [ 43.796867][ T365] CPU: 0 PID: 365 Comm: syz-executor.0 Tainted: G W 5.10.218-syzkaller-1002634-g3feee789f446 #0 [ 43.808442][ T365] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 43.818552][ T365] RIP: 0010:kernfs_remove_by_name_ns+0x10c/0x160 [ 43.824668][ T365] Code: ff 03 48 89 df e8 d4 ee ff ff 48 89 df e8 9c ad ff ff 31 db eb 27 e8 b3 60 97 ff 48 c7 c7 40 d0 4a 85 4c 89 e6 e8 d4 ea 6a ff <0f> 0b bb fe ff ff ff eb 12 e8 96 60 97 ff bb fe ff ff ff 4c 89 f7 [ 43.844323][ T365] RSP: 0018:ffffc90000f37c08 EFLAGS: 00010246 [ 43.850170][ T365] RAX: a34ce3aa12a88000 RBX: ffffffff855f7620 RCX: ffff88810b954f00 [ 43.858043][ T365] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 43.865983][ T365] RBP: ffffc90000f37c30 R08: ffffffff81521de8 R09: ffffed103ee4a5f8 [ 43.874216][ T365] R10: 0000000000000000 R11: dffffc0000000001 R12: ffffffff855f76e0 [ 43.882006][ T365] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000000 [ 43.889836][ T365] FS: 00007fc0099f06c0(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 43.898588][ T365] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.904979][ T365] CR2: 00007ffd8388c0e8 CR3: 000000010c809000 CR4: 00000000003506b0 [ 43.913042][ T365] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.920930][ T365] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.928842][ T365] Call Trace: [ 43.932010][ T365] ? show_regs+0x58/0x60 [ 43.936013][ T365] ? __warn+0x160/0x2f0 [ 43.940031][ T365] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 43.945563][ T365] ? report_bug+0x3d9/0x5b0 [ 43.949924][ T365] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 43.955453][ T365] ? handle_bug+0x41/0x70 [ 43.959648][ T365] ? exc_invalid_op+0x1b/0x50 [ 43.964136][ T365] ? asm_exc_invalid_op+0x12/0x20 [ 43.969025][ T365] ? wake_up_klogd+0xb8/0xf0 [ 43.973423][ T365] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 43.979018][ T365] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 43.984542][ T365] sysfs_remove_files+0xa5/0x100 [ 43.989640][ T365] del_gendisk+0x248/0xa90 [ 43.993924][ T365] ? device_add_disk_no_queue_reg+0x30/0x30 [ 43.999806][ T365] ? radix_tree_delete_item+0x24d/0x350 [ 44.005233][ T365] loop_remove+0x46/0xb0 [ 44.009429][ T365] loop_control_ioctl+0x564/0x620 [ 44.014223][ T365] ? loop_remove+0xb0/0xb0 [ 44.018470][ T365] ? __fget_files+0x31e/0x380 [ 44.023018][ T365] ? security_file_ioctl+0x84/0xb0 [ 44.027925][ T365] ? loop_remove+0xb0/0xb0 [ 44.032235][ T365] __se_sys_ioctl+0x114/0x190 [ 44.036691][ T365] __x64_sys_ioctl+0x7b/0x90 [ 44.041147][ T365] do_syscall_64+0x34/0x70 [ 44.045398][ T365] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 44.051280][ T365] RIP: 0033:0x7fc009e6dae9 [ 44.055518][ 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 [ 44.075129][ T365] RSP: 002b:00007fc0099f00c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 44.083581][ T365] RAX: ffffffffffffffda RBX: 00007fc009f8cf80 RCX: 00007fc009e6dae9 [ 44.091398][ T365] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000004 [ 44.099384][ T365] RBP: 00007fc009eb947a R08: 0000000000000000 R09: 0000000000000000 [ 44.107247][ T365] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 44.115323][ T365] R13: 000000000000000b R14: 00007fc009f8cf80 R15: 00007ffd8388bdd8 [ 44.123245][ T365] ---[ end trace f167257f9a938b29 ]--- [ 44.128580][ T365] ------------[ cut here ]------------ [ 44.133861][ T365] kernfs: can not remove 'events_async', no directory [ 44.140644][ T365] WARNING: CPU: 1 PID: 365 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x10c/0x160 [ 44.150361][ T365] Modules linked in: [ 44.154230][ T365] CPU: 0 PID: 365 Comm: syz-executor.0 Tainted: G W 5.10.218-syzkaller-1002634-g3feee789f446 #0 [ 44.165987][ T365] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 44.175898][ T365] RIP: 0010:kernfs_remove_by_name_ns+0x10c/0x160 [ 44.182050][ T365] Code: ff 03 48 89 df e8 d4 ee ff ff 48 89 df e8 9c ad ff ff 31 db eb 27 e8 b3 60 97 ff 48 c7 c7 40 d0 4a 85 4c 89 e6 e8 d4 ea 6a ff <0f> 0b bb fe ff ff ff eb 12 e8 96 60 97 ff bb fe ff ff ff 4c 89 f7 [ 44.201496][ T365] RSP: 0018:ffffc90000f37c08 EFLAGS: 00010246 [ 44.207354][ T365] RAX: a34ce3aa12a88000 RBX: ffffffff855f7660 RCX: ffff88810b954f00 [ 44.215226][ T365] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 44.222996][ T365] RBP: ffffc90000f37c30 R08: ffffffff81521de8 R09: fffff520001e6e95 [ 44.230986][ T365] R10: 0000000000000000 R11: dffffc0000000001 R12: ffffffff855f7780 [ 44.239013][ T365] R13: 0000000000000000 R14: 0000000000000002 R15: 0000000000000000 [ 44.246749][ T365] FS: 00007fc0099f06c0(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 44.255662][ T365] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.262051][ T365] CR2: 00007ffd8388c0e8 CR3: 000000010c809000 CR4: 00000000003506b0 [ 44.269865][ T365] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 44.277818][ T365] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 44.285660][ T365] Call Trace: [ 44.288868][ T365] ? show_regs+0x58/0x60 [ 44.292931][ T365] ? __warn+0x160/0x2f0 [ 44.296919][ T365] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 44.302506][ T365] ? report_bug+0x3d9/0x5b0 [ 44.306813][ T365] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 44.312510][ T365] ? handle_bug+0x41/0x70 [ 44.316643][ T365] ? exc_invalid_op+0x1b/0x50 [ 44.321178][ T365] ? asm_exc_invalid_op+0x12/0x20 [ 44.326101][ T365] ? wake_up_klogd+0xb8/0xf0 [ 44.330554][ T365] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 44.336084][ T365] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 44.341664][ T365] sysfs_remove_files+0xa5/0x100 [ 44.346418][ T365] del_gendisk+0x248/0xa90 [ 44.350820][ T365] ? device_add_disk_no_queue_reg+0x30/0x30 [ 44.356527][ T365] ? radix_tree_delete_item+0x24d/0x350 [ 44.362006][ T365] loop_remove+0x46/0xb0 [ 44.366059][ T365] loop_control_ioctl+0x564/0x620 [ 44.371212][ T365] ? loop_remove+0xb0/0xb0 [ 44.375519][ T365] ? __fget_files+0x31e/0x380 [ 44.380256][ T365] ? security_file_ioctl+0x84/0xb0 [ 44.385214][ T365] ? loop_remove+0xb0/0xb0 [ 44.389481][ T365] __se_sys_ioctl+0x114/0x190 [ 44.393928][ T365] __x64_sys_ioctl+0x7b/0x90 [ 44.398451][ T365] do_syscall_64+0x34/0x70 [ 44.402904][ T365] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 44.408657][ T365] RIP: 0033:0x7fc009e6dae9 [ 44.412853][ 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 [ 44.432338][ T365] RSP: 002b:00007fc0099f00c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 44.440557][ T365] RAX: ffffffffffffffda RBX: 00007fc009f8cf80 RCX: 00007fc009e6dae9 [ 44.448345][ T365] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000004 [ 44.456190][ T365] RBP: 00007fc009eb947a R08: 0000000000000000 R09: 0000000000000000 [ 44.463988][ T365] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 44.471813][ T365] R13: 000000000000000b R14: 00007fc009f8cf80 R15: 00007ffd8388bdd8 [ 44.479613][ T365] ---[ end trace f167257f9a938b2a ]--- [ 44.484882][ T365] ------------[ cut here ]------------ [ 44.490201][ T365] kernfs: can not remove 'events_poll_msecs', no directory [ 44.497256][ T365] WARNING: CPU: 0 PID: 365 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x10c/0x160 [ 44.506782][ T365] Modules linked in: [ 44.510511][ T365] CPU: 0 PID: 365 Comm: syz-executor.0 Tainted: G W 5.10.218-syzkaller-1002634-g3feee789f446 #0 [ 44.522060][ T365] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 44.531972][ T365] RIP: 0010:kernfs_remove_by_name_ns+0x10c/0x160 [ 44.538095][ T365] Code: ff 03 48 89 df e8 d4 ee ff ff 48 89 df e8 9c ad ff ff 31 db eb 27 e8 b3 60 97 ff 48 c7 c7 40 d0 4a 85 4c 89 e6 e8 d4 ea 6a ff <0f> 0b bb fe ff ff ff eb 12 e8 96 60 97 ff bb fe ff ff ff 4c 89 f7 [ 44.557697][ T365] RSP: 0018:ffffc90000f37c08 EFLAGS: 00010246 [ 44.563540][ T365] RAX: a34ce3aa12a88000 RBX: ffffffff855f76a0 RCX: ffff88810b954f00 [ 44.571359][ T365] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 44.579161][ T365] RBP: ffffc90000f37c30 R08: ffffffff81521de8 R09: ffffed103ee4a5f8 [ 44.586955][ T365] R10: 0000000000000000 R11: dffffc0000000001 R12: ffffffff855f77a0 [ 44.594806][ T365] R13: 0000000000000000 R14: 0000000000000003 R15: 0000000000000000 [ 44.602602][ T365] FS: 00007fc0099f06c0(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 44.611372][ T365] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.617765][ T365] CR2: 00007ffd8388c0e8 CR3: 000000010c809000 CR4: 00000000003506b0 [ 44.625706][ T365] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 44.633524][ T365] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 44.641393][ T365] Call Trace: [ 44.644513][ T365] ? show_regs+0x58/0x60 [ 44.648616][ T365] ? __warn+0x160/0x2f0 [ 44.652576][ T365] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 44.658123][ T365] ? report_bug+0x3d9/0x5b0 [ 44.662578][ T365] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 44.668060][ T365] ? handle_bug+0x41/0x70 [ 44.672390][ T365] ? exc_invalid_op+0x1b/0x50 [ 44.676819][ T365] ? asm_exc_invalid_op+0x12/0x20 [ 44.681707][ T365] ? wake_up_klogd+0xb8/0xf0 [ 44.686183][ T365] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 44.691766][ T365] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 44.697298][ T365] sysfs_remove_files+0xa5/0x100 [ 44.702173][ T365] del_gendisk+0x248/0xa90 [ 44.706698][ T365] ? device_add_disk_no_queue_reg+0x30/0x30 [ 44.712761][ T365] ? radix_tree_delete_item+0x24d/0x350 [ 44.718373][ T365] loop_remove+0x46/0xb0 [ 44.722497][ T365] loop_control_ioctl+0x564/0x620 [ 44.727310][ T365] ? loop_remove+0xb0/0xb0 [ 44.731702][ T365] ? __fget_files+0x31e/0x380 [ 44.736197][ T365] ? security_file_ioctl+0x84/0xb0 [ 44.741171][ T365] ? loop_remove+0xb0/0xb0 [ 44.745475][ T365] __se_sys_ioctl+0x114/0x190 [ 44.750008][ T365] __x64_sys_ioctl+0x7b/0x90 [ 44.754419][ T365] do_syscall_64+0x34/0x70 [ 44.758788][ T365] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 44.764478][ T365] RIP: 0033:0x7fc009e6dae9 [ 44.768766][ 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 [ 44.788194][ T365] RSP: 002b:00007fc0099f00c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 44.796436][ T365] RAX: ffffffffffffffda RBX: 00007fc009f8cf80 RCX: 00007fc009e6dae9 [ 44.804240][ T365] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000004 [ 44.812058][ T365] RBP: 00007fc009eb947a R08: 0000000000000000 R09: 0000000000000000 [ 44.820066][ T365] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 44.827936][ T365] R13: 000000000000000b R14: 00007fc009f8cf80 R15: 00007ffd8388bdd8 [ 44.835819][ T365] ---[ end trace f167257f9a938b2b ]--- [ 44.841096][ T365] ------------[ cut here ]------------ [ 44.846416][ T365] kernfs: can not remove 'bdi', no directory [ 44.852336][ T365] WARNING: CPU: 0 PID: 365 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x10c/0x160 [ 44.861946][ T365] Modules linked in: [ 44.865650][ T365] CPU: 0 PID: 365 Comm: syz-executor.0 Tainted: G W 5.10.218-syzkaller-1002634-g3feee789f446 #0 [ 44.877269][ T365] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 44.887128][ T365] RIP: 0010:kernfs_remove_by_name_ns+0x10c/0x160 [ 44.893382][ T365] Code: ff 03 48 89 df e8 d4 ee ff ff 48 89 df e8 9c ad ff ff 31 db eb 27 e8 b3 60 97 ff 48 c7 c7 40 d0 4a 85 4c 89 e6 e8 d4 ea 6a ff <0f> 0b bb fe ff ff ff eb 12 e8 96 60 97 ff bb fe ff ff ff 4c 89 f7 [ 44.912787][ T365] RSP: 0018:ffffc90000f37c28 EFLAGS: 00010246 [ 44.918693][ T365] RAX: a34ce3aa12a88000 RBX: ffff88810c9f4098 RCX: ffff88810b954f00 [ 44.926482][ T365] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 44.934409][ T365] RBP: ffffc90000f37c50 R08: ffffffff81521de8 R09: fffff520001e6e99 [ 44.942251][ T365] R10: 0000000000000000 R11: dffffc0000000001 R12: ffffffff855f7000 [ 44.950059][ T365] R13: 0000000000000000 R14: ffffffff855f7000 R15: 0000000000000000 [ 44.957831][ T365] FS: 00007fc0099f06c0(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 44.966612][ T365] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.973191][ T365] CR2: 00007ffd8388c0e8 CR3: 000000010c809000 CR4: 00000000003506b0 [ 44.981015][ T365] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 44.988922][ T365] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 44.996697][ T365] Call Trace: [ 44.999864][ T365] ? show_regs+0x58/0x60 [ 45.003906][ T365] ? __warn+0x160/0x2f0 [ 45.008008][ T365] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 45.013592][ T365] ? report_bug+0x3d9/0x5b0 [ 45.017900][ T365] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 45.023907][ T365] ? handle_bug+0x41/0x70 [ 45.028043][ T365] ? exc_invalid_op+0x1b/0x50 [ 45.032776][ T365] ? asm_exc_invalid_op+0x12/0x20 [ 45.037821][ T365] ? wake_up_klogd+0xb8/0xf0 [ 45.042265][ T365] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 45.047766][ T365] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 45.053453][ T365] sysfs_remove_link+0x50/0x60 [ 45.057996][ T365] del_gendisk+0x477/0xa90 [ 45.062289][ T365] ? device_add_disk_no_queue_reg+0x30/0x30 [ 45.068075][ T365] ? radix_tree_delete_item+0x24d/0x350 [ 45.073510][ T365] loop_remove+0x46/0xb0 [ 45.077525][ T365] loop_control_ioctl+0x564/0x620 [ 45.082409][ T365] ? loop_remove+0xb0/0xb0 [ 45.086636][ T365] ? __fget_files+0x31e/0x380 [ 45.091188][ T365] ? security_file_ioctl+0x84/0xb0 [ 45.096116][ T365] ? loop_remove+0xb0/0xb0 [ 45.100462][ T365] __se_sys_ioctl+0x114/0x190 [ 45.104951][ T365] __x64_sys_ioctl+0x7b/0x90 [ 45.109405][ T365] do_syscall_64+0x34/0x70 [ 45.113632][ T365] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 45.119387][ T365] RIP: 0033:0x7fc009e6dae9 [ 45.123614][ 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 [ 45.143169][ T365] RSP: 002b:00007fc0099f00c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 45.151399][ T365] RAX: ffffffffffffffda RBX: 00007fc009f8cf80 RCX: 00007fc009e6dae9 [ 45.159439][ T365] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000004 [ 45.168239][ T365] RBP: 00007fc009eb947a R08: 0000000000000000 R09: 0000000000000000 [ 45.176077][ T365] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 45.184079][ T365] R13: 000000000000000b R14: 00007fc009f8cf80 R15: 00007ffd8388bdd8 [ 45.191874][ T365] ---[ end trace f167257f9a938b2c ]--- [ 45.197856][ T365] general protection fault, probably for non-canonical address 0xdffffc000000001a: 0000 [#1] PREEMPT SMP KASAN [ 45.209370][ T365] KASAN: null-ptr-deref in range [0x00000000000000d0-0x00000000000000d7] [ 45.217829][ T365] CPU: 1 PID: 365 Comm: syz-executor.0 Tainted: G W 5.10.218-syzkaller-1002634-g3feee789f446 #0 [ 45.229372][ T365] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 45.239445][ T365] RIP: 0010:device_del+0xdf/0xf00 [ 45.244391][ T365] Code: 20 42 80 3c 28 00 74 08 48 89 df e8 2b a0 dd fe 4c 89 7c 24 40 41 bf d0 00 00 00 48 89 5c 24 18 4c 03 3b 4d 89 fc 49 c1 ec 03 <43> 0f b6 04 2c 84 c0 0f 85 0a 0d 00 00 41 0f b6 1f 89 de 83 e6 01 [ 45.263832][ T365] RSP: 0018:ffffc90000f37b80 EFLAGS: 00010202 [ 45.269738][ T365] RAX: 1ffff1102193e81a RBX: ffff88810c9f40d0 RCX: ffffffff84b0c085 [ 45.277622][ T365] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffffc90000f37b00 [ 45.285522][ T365] RBP: ffffc90000f37c70 R08: dffffc0000000000 R09: fffff520001e6f61 [ 45.293419][ T365] R10: 0000000000000000 R11: dffffc0000000001 R12: 000000000000001a [ 45.301239][ T365] R13: dffffc0000000000 R14: ffff88810c9f4108 R15: 00000000000000d0 [ 45.309134][ T365] FS: 00007fc0099f06c0(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 45.318084][ T365] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.324504][ T365] CR2: 00007fc0099ceff8 CR3: 000000010c809000 CR4: 00000000003506a0 [ 45.332311][ T365] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 45.340295][ T365] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 45.348188][ T365] Call Trace: [ 45.351321][ T365] ? __die_body+0x62/0xb0 [ 45.355482][ T365] ? die_addr+0x9f/0xd0 [ 45.359478][ T365] ? exc_general_protection+0x3ff/0x490 [ 45.365057][ T365] ? asm_exc_general_protection+0x1e/0x30 [ 45.370602][ T365] ? mutex_lock+0xa5/0x110 [ 45.374958][ T365] ? device_del+0xdf/0xf00 [ 45.379212][ T365] ? _raw_spin_lock_irqsave+0x210/0x210 [ 45.384586][ T365] ? kill_device+0xd0/0xd0 [ 45.388835][ T365] ? mutex_unlock+0x1c/0x40 [ 45.393185][ T365] del_gendisk+0x88d/0xa90 [ 45.397439][ T365] ? device_add_disk_no_queue_reg+0x30/0x30 [ 45.403176][ T365] ? radix_tree_delete_item+0x24d/0x350 [ 45.408628][ T365] loop_remove+0x46/0xb0 [ 45.412710][ T365] loop_control_ioctl+0x564/0x620 [ 45.417677][ T365] ? loop_remove+0xb0/0xb0 [ 45.421907][ T365] ? __fget_files+0x31e/0x380 [ 45.426435][ T365] ? security_file_ioctl+0x84/0xb0 [ 45.431456][ T365] ? loop_remove+0xb0/0xb0 [ 45.435813][ T365] __se_sys_ioctl+0x114/0x190 [ 45.440327][ T365] __x64_sys_ioctl+0x7b/0x90 [ 45.444754][ T365] do_syscall_64+0x34/0x70 [ 45.449090][ T365] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 45.454820][ T365] RIP: 0033:0x7fc009e6dae9 [ 45.459244][ 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 [ 45.478863][ T365] RSP: 002b:00007fc0099f00c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 45.487158][ T365] RAX: ffffffffffffffda RBX: 00007fc009f8cf80 RCX: 00007fc009e6dae9 [ 45.495001][ T365] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000004 [ 45.502809][ T365] RBP: 00007fc009eb947a R08: 0000000000000000 R09: 0000000000000000 [ 45.510622][ T365] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 45.518436][ T365] R13: 000000000000000b R14: 00007fc009f8cf80 R15: 00007ffd8388bdd8 [ 45.526245][ T365] Modules linked in: [ 45.530429][ T365] ---[ end trace f167257f9a938b2d ]--- [ 45.536042][ T365] RIP: 0010:device_del+0xdf/0xf00 [ 45.540919][ T365] Code: 20 42 80 3c 28 00 74 08 48 89 df e8 2b a0 dd fe 4c 89 7c 24 40 41 bf d0 00 00 00 48 89 5c 24 18 4c 03 3b 4d 89 fc 49 c1 ec 03 <43> 0f b6 04 2c 84 c0 0f 85 0a 0d 00 00 41 0f b6 1f 89 de 83 e6 01 [ 45.560789][ T365] RSP: 0018:ffffc90000f37b80 EFLAGS: 00010202 [ 45.566673][ T365] RAX: 1ffff1102193e81a RBX: ffff88810c9f40d0 RCX: ffffffff84b0c085 [ 45.574515][ T365] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffffc90000f37b00 [ 45.582320][ T365] RBP: ffffc90000f37c70 R08: dffffc0000000000 R09: fffff520001e6f61 [ 45.590313][ T365] R10: 0000000000000000 R11: dffffc0000000001 R12: 000000000000001a [ 45.598260][ T365] R13: dffffc0000000000 R14: ffff88810c9f4108 R15: 00000000000000d0 [ 45.606113][ T365] FS: 00007fc0099f06c0(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 45.614982][ T365] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.621388][ T365] CR2: 00007fc0099ceff8 CR3: 000000010c809000 CR4: 00000000003506a0 [ 45.629205][ T365] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 45.637079][ T365] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 45.644911][ T365] Kernel panic - not syncing: Fatal exception [ 45.650980][ T365] Kernel Offset: disabled [ 45.655164][ T365] Rebooting in 86400 seconds..