Warning: Permanently added '10.128.1.94' (ED25519) to the list of known hosts. 2025/02/05 21:12:58 ignoring optional flag "sandboxArg"="0" 2025/02/05 21:12:58 ignoring optional flag "type"="gce" 2025/02/05 21:12:58 parsed 1 programs 2025/02/05 21:12:58 executed programs: 0 [ 46.866943][ T410] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.874036][ T410] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.881599][ T410] device bridge_slave_0 entered promiscuous mode [ 46.888489][ T410] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.895365][ T410] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.902668][ T410] device bridge_slave_1 entered promiscuous mode [ 46.956885][ T410] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.964169][ T410] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.971286][ T410] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.978063][ T410] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.003363][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.010758][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.018391][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.025741][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.035453][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.043492][ T7] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.050456][ T7] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.059749][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.068014][ T7] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.074896][ T7] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.090042][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.099959][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.118116][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.130970][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.145677][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 47.159434][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 47.169826][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 47.186952][ T23] kauditd_printk_skb: 15 callbacks suppressed [ 47.186965][ T23] audit: type=1400 audit(1738789978.780:91): avc: denied { mounton } for pid=410 comm="syz-executor.0" path="/dev/binderfs" dev="devtmpfs" ino=12420 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1 [ 47.227053][ T23] audit: type=1400 audit(1738789978.820:92): avc: denied { read } for pid=416 comm="syz-executor.0" name="loop-control" dev="devtmpfs" ino=139 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:loop_control_device_t tclass=chr_file permissive=1 [ 47.252261][ T23] audit: type=1400 audit(1738789978.820:93): avc: denied { open } for pid=416 comm="syz-executor.0" path="/dev/loop-control" dev="devtmpfs" ino=139 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:loop_control_device_t tclass=chr_file permissive=1 [ 47.278110][ T23] audit: type=1400 audit(1738789978.830:94): avc: denied { ioctl } for pid=416 comm="syz-executor.0" path="/dev/loop-control" dev="devtmpfs" ino=139 ioctlcmd=0x4c80 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:loop_control_device_t tclass=chr_file permissive=1 [ 47.324192][ T420] sysfs: cannot create duplicate filename '/devices/virtual/bdi/7:0' [ 47.332400][ T420] CPU: 1 PID: 420 Comm: syz-executor.0 Not tainted 5.4.289-syzkaller-05032-gcb850525fc3e #0 [ 47.342252][ T420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 47.352234][ T420] Call Trace: [ 47.355378][ T420] dump_stack+0x1d8/0x241 [ 47.359532][ T420] ? panic+0x89d/0x89d [ 47.363463][ T420] ? nf_ct_l4proto_log_invalid+0x258/0x258 [ 47.369111][ T420] ? kmem_cache_alloc_trace+0xdc/0x260 [ 47.374397][ T420] ? sysfs_create_dir_ns+0x282/0x390 [ 47.379513][ T420] sysfs_create_dir_ns+0x2c6/0x390 [ 47.384543][ T420] ? sysfs_warn_dup+0xa0/0xa0 [ 47.389114][ T420] ? entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 47.394944][ T420] kobject_add_internal+0x6b7/0xca0 [ 47.399980][ T420] kobject_add+0x14e/0x210 [ 47.404225][ T420] ? _raw_spin_lock+0xa4/0x1b0 [ 47.408916][ T420] ? kobject_init+0x1d0/0x1d0 [ 47.413428][ T420] ? mutex_unlock+0x18/0x40 [ 47.417764][ T420] ? get_device_parent+0x293/0x400 [ 47.422712][ T420] device_add+0x3eb/0xbb0 [ 47.426885][ T420] device_create_vargs+0x1b9/0x210 [ 47.431838][ T420] device_create+0xea/0x130 [ 47.436175][ T420] ? device_create_vargs+0x210/0x210 [ 47.441283][ T420] ? memset+0x1f/0x40 [ 47.445193][ T420] ? number+0xd53/0x1000 [ 47.449361][ T420] bdi_register_va+0x84/0x610 [ 47.453961][ T420] bdi_register+0xd1/0x120 [ 47.458234][ T420] ? __device_add_disk+0x551/0x1220 [ 47.463252][ T420] ? bdi_register_va+0x610/0x610 [ 47.468023][ T420] ? vsnprintf+0x1b96/0x1c70 [ 47.472447][ T420] bdi_register_owner+0x55/0xf0 [ 47.477244][ T420] __device_add_disk+0x5d1/0x1220 [ 47.482103][ T420] ? device_add_disk+0x30/0x30 [ 47.486728][ T420] ? vsprintf+0x30/0x30 [ 47.490704][ T420] ? __alloc_disk_node+0x459/0x5a0 [ 47.495635][ T420] loop_add+0x573/0x740 [ 47.499724][ T420] loop_control_ioctl+0x448/0x620 [ 47.504581][ T420] ? loop_remove+0xa0/0xa0 [ 47.508841][ T420] ? loop_remove+0xa0/0xa0 [ 47.513086][ T420] do_vfs_ioctl+0x742/0x1720 [ 47.517518][ T420] ? ioctl_preallocate+0x250/0x250 [ 47.522467][ T420] ? __fget+0x407/0x490 [ 47.526460][ T420] ? fget_many+0x20/0x20 [ 47.530544][ T420] ? switch_fpu_return+0x1d4/0x410 [ 47.535482][ T420] ? security_file_ioctl+0x7d/0xa0 [ 47.540428][ T420] __x64_sys_ioctl+0xd4/0x110 [ 47.544948][ T420] do_syscall_64+0xca/0x1c0 [ 47.549369][ T420] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 47.555110][ T420] RIP: 0033:0x7fa4c1adb859 [ 47.559350][ T420] 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 [ 47.578795][ T420] RSP: 002b:00007fa4c165e0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 47.587047][ T420] RAX: ffffffffffffffda RBX: 00007fa4c1bfaf80 RCX: 00007fa4c1adb859 [ 47.594846][ T420] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 47.602678][ T420] RBP: 00007fa4c1b37ad0 R08: 0000000000000000 R09: 0000000000000000 [ 47.610479][ T420] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 47.618465][ T420] R13: 000000000000000b R14: 00007fa4c1bfaf80 R15: 00007ffc53366f98 [ 47.628456][ T420] kobject_add_internal failed for 7:0 with -EEXIST, don't try to register things with the same name in the same directory. [ 47.641816][ T420] ------------[ cut here ]------------ [ 47.647086][ T420] WARNING: CPU: 1 PID: 420 at block/genhd.c:742 __device_add_disk+0xea1/0x1220 [ 47.656130][ T420] Modules linked in: [ 47.659883][ T420] CPU: 1 PID: 420 Comm: syz-executor.0 Not tainted 5.4.289-syzkaller-05032-gcb850525fc3e #0 [ 47.669856][ T420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 47.679847][ T420] RIP: 0010:__device_add_disk+0xea1/0x1220 [ 47.685484][ T420] Code: ff ff e8 92 94 3e ff 0f 0b e9 52 f3 ff ff e8 86 94 3e ff 0f 0b 42 80 3c 2b 00 0f 85 ac f8 ff ff e9 af f8 ff ff e8 6f 94 3e ff <0f> 0b e9 41 f7 ff ff e8 63 94 3e ff e9 18 ff ff ff 44 89 f9 80 e1 [ 47.705180][ T420] RSP: 0018:ffff8881eb1c7a20 EFLAGS: 00010293 [ 47.711075][ T420] RAX: ffffffff8225b601 RBX: 00000000ffffffef RCX: ffff8881f31d0000 [ 47.718868][ T420] RDX: 0000000000000000 RSI: 00000000ffffffef RDI: 0000000000000000 [ 47.726717][ T420] RBP: ffff8881eb1c7b58 R08: ffffffff8225ad3c R09: 0000000000000003 [ 47.734495][ T420] R10: ffffffffffffffff R11: dffffc0000000001 R12: ffff8881eb34f000 [ 47.742311][ T420] R13: dffffc0000000000 R14: ffff8881eb34f070 R15: 1ffff1103d669e9d [ 47.750203][ T420] FS: 00007fa4c165e6c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 47.758974][ T420] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.765389][ T420] CR2: 00007ffc533671a8 CR3: 00000001eb7bb000 CR4: 00000000003406a0 [ 47.773471][ T420] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.781275][ T420] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.789560][ T420] Call Trace: [ 47.792694][ T420] ? __warn+0x162/0x250 [ 47.796863][ T420] ? report_bug+0x3a1/0x4e0 [ 47.801284][ T420] ? __device_add_disk+0xea1/0x1220 [ 47.806424][ T420] ? __device_add_disk+0xea1/0x1220 [ 47.811497][ T420] ? do_invalid_op+0x6e/0x110 [ 47.816039][ T420] ? invalid_op+0x1e/0x30 [ 47.820211][ T420] ? __device_add_disk+0x5dc/0x1220 [ 47.825248][ T420] ? __device_add_disk+0xea1/0x1220 [ 47.830277][ T420] ? __device_add_disk+0xea1/0x1220 [ 47.835315][ T420] ? device_add_disk+0x30/0x30 [ 47.839992][ T420] ? vsprintf+0x30/0x30 [ 47.843983][ T420] ? __alloc_disk_node+0x459/0x5a0 [ 47.848934][ T420] loop_add+0x573/0x740 [ 47.852926][ T420] loop_control_ioctl+0x448/0x620 [ 47.857788][ T420] ? loop_remove+0xa0/0xa0 [ 47.862134][ T420] ? loop_remove+0xa0/0xa0 [ 47.866882][ T420] do_vfs_ioctl+0x742/0x1720 [ 47.871303][ T420] ? ioctl_preallocate+0x250/0x250 [ 47.876266][ T420] ? __fget+0x407/0x490 [ 47.880323][ T420] ? fget_many+0x20/0x20 [ 47.884394][ T420] ? switch_fpu_return+0x1d4/0x410 [ 47.889353][ T420] ? security_file_ioctl+0x7d/0xa0 [ 47.894810][ T420] __x64_sys_ioctl+0xd4/0x110 [ 47.899341][ T420] do_syscall_64+0xca/0x1c0 [ 47.903768][ T420] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 47.909624][ T420] RIP: 0033:0x7fa4c1adb859 [ 47.914067][ T420] 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 [ 47.933584][ T420] RSP: 002b:00007fa4c165e0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 47.941833][ T420] RAX: ffffffffffffffda RBX: 00007fa4c1bfaf80 RCX: 00007fa4c1adb859 [ 47.956239][ T420] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 47.964038][ T420] RBP: 00007fa4c1b37ad0 R08: 0000000000000000 R09: 0000000000000000 [ 47.972359][ T420] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 47.980177][ T420] R13: 000000000000000b R14: 00007fa4c1bfaf80 R15: 00007ffc53366f98 [ 47.988045][ T420] ---[ end trace 1dff4a0056f041d1 ]--- [ 47.995106][ T420] sysfs: cannot create duplicate filename '/dev/block/7:0' [ 48.002536][ T420] CPU: 1 PID: 420 Comm: syz-executor.0 Tainted: G W 5.4.289-syzkaller-05032-gcb850525fc3e #0 [ 48.014089][ T420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 48.023935][ T420] Call Trace: [ 48.027070][ T420] dump_stack+0x1d8/0x241 [ 48.031236][ T420] ? panic+0x89d/0x89d [ 48.035149][ T420] ? nf_ct_l4proto_log_invalid+0x258/0x258 [ 48.040871][ T420] ? kmem_cache_alloc_trace+0xdc/0x260 [ 48.046251][ T420] ? sysfs_warn_dup+0x4d/0xa0 [ 48.050761][ T420] sysfs_warn_dup+0x8a/0xa0 [ 48.055120][ T420] sysfs_do_create_link_sd+0xbe/0x100 [ 48.060326][ T420] device_create_sys_dev_entry+0x117/0x170 [ 48.065954][ T420] ? device_add_attrs+0x370/0x370 [ 48.070825][ T420] ? device_create_file+0xea/0x1b0 [ 48.075764][ T420] device_add+0x80b/0xbb0 [ 48.080011][ T420] __device_add_disk+0x767/0x1220 [ 48.084883][ T420] ? device_add_disk+0x30/0x30 [ 48.089582][ T420] ? __alloc_disk_node+0x459/0x5a0 [ 48.094517][ T420] loop_add+0x573/0x740 [ 48.098519][ T420] loop_control_ioctl+0x448/0x620 [ 48.103370][ T420] ? loop_remove+0xa0/0xa0 [ 48.107728][ T420] ? loop_remove+0xa0/0xa0 [ 48.111980][ T420] do_vfs_ioctl+0x742/0x1720 [ 48.116411][ T420] ? ioctl_preallocate+0x250/0x250 [ 48.121445][ T420] ? __fget+0x407/0x490 [ 48.125431][ T420] ? fget_many+0x20/0x20 [ 48.129611][ T420] ? switch_fpu_return+0x1d4/0x410 [ 48.134546][ T420] ? security_file_ioctl+0x7d/0xa0 [ 48.139861][ T420] __x64_sys_ioctl+0xd4/0x110 [ 48.144474][ T420] do_syscall_64+0xca/0x1c0 [ 48.148808][ T420] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 48.154535][ T420] RIP: 0033:0x7fa4c1adb859 [ 48.158815][ T420] 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 [ 48.178234][ T420] RSP: 002b:00007fa4c165e0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 48.186472][ T420] RAX: ffffffffffffffda RBX: 00007fa4c1bfaf80 RCX: 00007fa4c1adb859 [ 48.194547][ T420] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 48.202445][ T420] RBP: 00007fa4c1b37ad0 R08: 0000000000000000 R09: 0000000000000000 [ 48.210262][ T420] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 48.218071][ T420] R13: 000000000000000b R14: 00007fa4c1bfaf80 R15: 00007ffc53366f98 [ 48.228041][ T420] kobject_add_internal failed for queue (error: -2 parent: loop0) [ 48.235864][ T420] ------------[ cut here ]------------ [ 48.241131][ T420] WARNING: CPU: 1 PID: 420 at fs/sysfs/file.c:328 sysfs_create_files+0x325/0x470 [ 48.250226][ T420] Modules linked in: [ 48.253992][ T420] CPU: 1 PID: 420 Comm: syz-executor.0 Tainted: G W 5.4.289-syzkaller-05032-gcb850525fc3e #0 [ 48.265342][ T420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 48.275563][ T420] RIP: 0010:sysfs_create_files+0x325/0x470 [ 48.281392][ T420] Code: c1 03 38 c1 0f 8c b7 fe ff ff 48 8d 7c 24 70 e8 61 fa d5 ff e9 a8 fe ff ff e8 37 10 a6 ff 31 db e9 ef 00 00 00 e8 2b 10 a6 ff <0f> 0b bb ea ff ff ff 4c 8b 74 24 08 eb 17 85 db 0f 84 cf 00 00 00 [ 48.301670][ T420] RSP: 0018:ffff8881eb1c7940 EFLAGS: 00010293 [ 48.307655][ T420] RAX: ffffffff81be3b78 RBX: ffff8881eb34f0a0 RCX: ffff8881f31d0000 [ 48.315768][ T420] RDX: 0000000000000000 RSI: ffffffff86066e80 RDI: ffff8881eb34f070 [ 48.323651][ T420] RBP: ffff8881eb1c7a10 R08: ffffffff8450a390 R09: ffffed103ddd1018 [ 48.331452][ T420] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 48.339283][ T420] R13: ffffffff84f9a840 R14: dffffc0000000000 R15: ffff8881eb34f070 [ 48.347265][ T420] FS: 00007fa4c165e6c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 48.356114][ T420] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.362633][ T420] CR2: 00007ffc533671a8 CR3: 00000001eb7bb000 CR4: 00000000003406a0 [ 48.370887][ T420] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.378656][ T420] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.386578][ T420] Call Trace: [ 48.389710][ T420] ? __warn+0x162/0x250 [ 48.393894][ T420] ? report_bug+0x3a1/0x4e0 [ 48.398198][ T420] ? sysfs_create_files+0x325/0x470 [ 48.403308][ T420] ? sysfs_create_files+0x325/0x470 [ 48.408343][ T420] ? do_invalid_op+0x6e/0x110 [ 48.412852][ T420] ? invalid_op+0x1e/0x30 [ 48.417022][ T420] ? kobject_get+0xc0/0x110 [ 48.421370][ T420] ? sysfs_create_files+0x458/0x470 [ 48.426393][ T420] ? sysfs_create_files+0x325/0x470 [ 48.431427][ T420] ? sysfs_create_file_ns+0x2a0/0x2a0 [ 48.436644][ T420] ? kobject_get+0xc9/0x110 [ 48.440975][ T420] __device_add_disk+0x949/0x1220 [ 48.445865][ T420] ? device_add_disk+0x30/0x30 [ 48.450441][ T420] ? __alloc_disk_node+0x459/0x5a0 [ 48.455438][ T420] loop_add+0x573/0x740 [ 48.459767][ T420] loop_control_ioctl+0x448/0x620 [ 48.464628][ T420] ? loop_remove+0xa0/0xa0 [ 48.468875][ T420] ? loop_remove+0xa0/0xa0 [ 48.473122][ T420] do_vfs_ioctl+0x742/0x1720 [ 48.477555][ T420] ? ioctl_preallocate+0x250/0x250 [ 48.482498][ T420] ? __fget+0x407/0x490 [ 48.486645][ T420] ? fget_many+0x20/0x20 [ 48.490742][ T420] ? switch_fpu_return+0x1d4/0x410 [ 48.495676][ T420] ? security_file_ioctl+0x7d/0xa0 [ 48.500615][ T420] __x64_sys_ioctl+0xd4/0x110 [ 48.505124][ T420] do_syscall_64+0xca/0x1c0 [ 48.509463][ T420] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 48.515302][ T420] RIP: 0033:0x7fa4c1adb859 [ 48.519549][ T420] 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 [ 48.539003][ T420] RSP: 002b:00007fa4c165e0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 48.547356][ T420] RAX: ffffffffffffffda RBX: 00007fa4c1bfaf80 RCX: 00007fa4c1adb859 [ 48.555251][ T420] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 48.563064][ T420] RBP: 00007fa4c1b37ad0 R08: 0000000000000000 R09: 0000000000000000 [ 48.571009][ T420] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 48.578804][ T420] R13: 000000000000000b R14: 00007fa4c1bfaf80 R15: 00007ffc53366f98 [ 48.587031][ T420] ---[ end trace 1dff4a0056f041d2 ]--- [ 48.593513][ T420] ------------[ cut here ]------------ [ 48.598869][ T420] kernfs: can not remove 'events', no directory [ 48.605131][ T420] WARNING: CPU: 1 PID: 420 at fs/kernfs/dir.c:1523 kernfs_remove_by_name_ns+0xb1/0x100 [ 48.614658][ T420] Modules linked in: [ 48.618402][ T420] CPU: 1 PID: 420 Comm: syz-executor.0 Tainted: G W 5.4.289-syzkaller-05032-gcb850525fc3e #0 [ 48.629716][ T420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 48.639760][ T420] RIP: 0010:kernfs_remove_by_name_ns+0xb1/0x100 [ 48.645831][ T420] Code: ff 03 48 89 df e8 ff ef ff ff 48 89 df e8 87 af ff ff 31 db eb 27 e8 ce 6d a6 ff 48 c7 c7 80 b4 e5 84 4c 89 fe e8 2f 10 7d ff <0f> 0b bb fe ff ff ff eb 16 e8 b1 6d a6 ff bb fe ff ff ff 48 c7 c7 [ 48.665804][ T420] RSP: 0018:ffff8881eb1c7918 EFLAGS: 00010246 [ 48.671709][ T420] RAX: bbd9c86d8e773d00 RBX: 0000000000000000 RCX: ffff8881f31d0000 [ 48.679709][ T420] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 48.687841][ T420] RBP: ffff8881eb1c7a10 R08: ffffffff814d6d92 R09: 0000000000000003 [ 48.695854][ T420] R10: ffffffffffffffff R11: dffffc0000000001 R12: 0000000000000000 [ 48.703660][ T420] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff84f9a900 [ 48.711680][ T420] FS: 00007fa4c165e6c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 48.720559][ T420] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.727098][ T420] CR2: 00007ffc533671a8 CR3: 00000001eb7bb000 CR4: 00000000003406a0 [ 48.734866][ T420] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.742690][ T420] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.750617][ T420] Call Trace: [ 48.753749][ T420] ? __warn+0x162/0x250 [ 48.757738][ T420] ? report_bug+0x3a1/0x4e0 [ 48.762076][ T420] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 48.767661][ T420] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 48.773127][ T420] ? do_invalid_op+0x6e/0x110 [ 48.777649][ T420] ? invalid_op+0x1e/0x30 [ 48.781809][ T420] ? wake_up_klogd+0xb2/0xf0 [ 48.786330][ T420] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 48.791804][ T420] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 48.797356][ T420] sysfs_create_files+0x3de/0x470 [ 48.802325][ T420] ? sysfs_create_file_ns+0x2a0/0x2a0 [ 48.807658][ T420] ? kobject_get+0xc9/0x110 [ 48.812264][ T420] __device_add_disk+0x949/0x1220 [ 48.817234][ T420] ? device_add_disk+0x30/0x30 [ 48.822000][ T420] ? __alloc_disk_node+0x459/0x5a0 [ 48.826891][ T420] loop_add+0x573/0x740 [ 48.831112][ T420] loop_control_ioctl+0x448/0x620 [ 48.836134][ T420] ? loop_remove+0xa0/0xa0 [ 48.840463][ T420] ? loop_remove+0xa0/0xa0 [ 48.844728][ T420] do_vfs_ioctl+0x742/0x1720 [ 48.849171][ T420] ? ioctl_preallocate+0x250/0x250 [ 48.854177][ T420] ? __fget+0x407/0x490 [ 48.858303][ T420] ? fget_many+0x20/0x20 [ 48.862471][ T420] ? switch_fpu_return+0x1d4/0x410 [ 48.867416][ T420] ? security_file_ioctl+0x7d/0xa0 [ 48.872355][ T420] __x64_sys_ioctl+0xd4/0x110 [ 48.876867][ T420] do_syscall_64+0xca/0x1c0 [ 48.881301][ T420] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 48.887114][ T420] RIP: 0033:0x7fa4c1adb859 [ 48.891380][ T420] 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 [ 48.911312][ T420] RSP: 002b:00007fa4c165e0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 48.919767][ T420] RAX: ffffffffffffffda RBX: 00007fa4c1bfaf80 RCX: 00007fa4c1adb859 [ 48.927661][ T420] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 48.935478][ T420] RBP: 00007fa4c1b37ad0 R08: 0000000000000000 R09: 0000000000000000 [ 48.943455][ T420] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 48.951397][ T420] R13: 000000000000000b R14: 00007fa4c1bfaf80 R15: 00007ffc53366f98 [ 48.959379][ T420] ---[ end trace 1dff4a0056f041d3 ]--- [ 48.967459][ T420] loop0: failed to create sysfs files for events [ 48.980262][ T425] ------------[ cut here ]------------ [ 48.985710][ T425] kernfs: can not remove 'events', no directory [ 48.991970][ T425] WARNING: CPU: 0 PID: 425 at fs/kernfs/dir.c:1523 kernfs_remove_by_name_ns+0xb1/0x100 [ 49.001387][ T425] Modules linked in: [ 49.005212][ T425] CPU: 0 PID: 425 Comm: syz-executor.0 Tainted: G W 5.4.289-syzkaller-05032-gcb850525fc3e #0 [ 49.016845][ T425] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 49.026758][ T425] RIP: 0010:kernfs_remove_by_name_ns+0xb1/0x100 [ 49.032818][ T425] Code: ff 03 48 89 df e8 ff ef ff ff 48 89 df e8 87 af ff ff 31 db eb 27 e8 ce 6d a6 ff 48 c7 c7 80 b4 e5 84 4c 89 fe e8 2f 10 7d ff <0f> 0b bb fe ff ff ff eb 16 e8 b1 6d a6 ff bb fe ff ff ff 48 c7 c7 [ 49.052358][ T425] RSP: 0018:ffff8881eac37a38 EFLAGS: 00010246 [ 49.058244][ T425] RAX: be5f43a7eb20c800 RBX: 0000000000000000 RCX: ffff8881edf5cec0 [ 49.066202][ T425] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 49.074111][ T425] RBP: ffffffff86066e80 R08: ffffffff814d6d92 R09: 0000000000000003 [ 49.081919][ T425] R10: ffffffffffffffff R11: dffffc0000000001 R12: 0000000000000000 [ 49.089842][ T425] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffffff84f9a900 [ 49.098040][ T425] FS: 00007fa4c165e6c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 49.106834][ T425] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.113249][ T425] CR2: 00007ffc533671a8 CR3: 00000001de2b6000 CR4: 00000000003406b0 [ 49.121467][ T425] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 49.129346][ T425] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 49.137157][ T425] Call Trace: [ 49.140380][ T425] ? __warn+0x162/0x250 [ 49.144365][ T425] ? report_bug+0x3a1/0x4e0 [ 49.148702][ T425] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 49.154171][ T425] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 49.159652][ T425] ? do_invalid_op+0x6e/0x110 [ 49.164248][ T425] ? invalid_op+0x1e/0x30 [ 49.168410][ T425] ? wake_up_klogd+0xb2/0xf0 [ 49.172836][ T425] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 49.178387][ T425] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 49.183864][ T425] sysfs_remove_files+0x91/0xe0 [ 49.188731][ T425] del_gendisk+0x26e/0xc30 [ 49.192975][ T425] ? avc_flush+0x1f0/0x1f0 [ 49.197234][ T425] ? device_add_disk_no_queue_reg+0x20/0x20 [ 49.202961][ T425] ? delete_node+0x706/0x780 [ 49.207466][ T425] loop_remove+0x42/0xa0 [ 49.211636][ T425] loop_control_ioctl+0x564/0x620 [ 49.216504][ T425] ? loop_remove+0xa0/0xa0 [ 49.220749][ T425] ? loop_remove+0xa0/0xa0 [ 49.225000][ T425] do_vfs_ioctl+0x742/0x1720 [ 49.229448][ T425] ? ioctl_preallocate+0x250/0x250 [ 49.234462][ T425] ? __fget+0x407/0x490 [ 49.238449][ T425] ? fget_many+0x20/0x20 [ 49.242528][ T425] ? switch_fpu_return+0x1d4/0x410 [ 49.247576][ T425] ? security_file_ioctl+0x7d/0xa0 [ 49.252535][ T425] __x64_sys_ioctl+0xd4/0x110 [ 49.257111][ T425] do_syscall_64+0xca/0x1c0 [ 49.261446][ T425] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 49.267260][ T425] RIP: 0033:0x7fa4c1adb859 [ 49.271524][ 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 [ 49.291044][ T425] RSP: 002b:00007fa4c165e0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 49.299381][ T425] RAX: ffffffffffffffda RBX: 00007fa4c1bfaf80 RCX: 00007fa4c1adb859 [ 49.307186][ T425] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 49.315002][ T425] RBP: 00007fa4c1b37ad0 R08: 0000000000000000 R09: 0000000000000000 [ 49.322812][ T425] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 49.330632][ T425] R13: 000000000000000b R14: 00007fa4c1bfaf80 R15: 00007ffc53366f98 [ 49.338567][ T425] ---[ end trace 1dff4a0056f041d4 ]--- [ 49.347025][ T425] ------------[ cut here ]------------ [ 49.352361][ T425] kernfs: can not remove 'events_async', no directory [ 49.358993][ T425] WARNING: CPU: 0 PID: 425 at fs/kernfs/dir.c:1523 kernfs_remove_by_name_ns+0xb1/0x100 [ 49.368473][ T425] Modules linked in: [ 49.372185][ T425] CPU: 0 PID: 425 Comm: syz-executor.0 Tainted: G W 5.4.289-syzkaller-05032-gcb850525fc3e #0 [ 49.383648][ T425] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 49.393626][ T425] RIP: 0010:kernfs_remove_by_name_ns+0xb1/0x100 [ 49.399693][ T425] Code: ff 03 48 89 df e8 ff ef ff ff 48 89 df e8 87 af ff ff 31 db eb 27 e8 ce 6d a6 ff 48 c7 c7 80 b4 e5 84 4c 89 fe e8 2f 10 7d ff <0f> 0b bb fe ff ff ff eb 16 e8 b1 6d a6 ff bb fe ff ff ff 48 c7 c7 [ 49.419438][ T425] RSP: 0018:ffff8881eac37a38 EFLAGS: 00010246 [ 49.425370][ T425] RAX: be5f43a7eb20c800 RBX: 0000000000000000 RCX: ffff8881edf5cec0 [ 49.433157][ T425] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 49.440953][ T425] RBP: ffffffff86066e80 R08: ffffffff814d6d92 R09: ffffed103edc5262 [ 49.448763][ T425] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 49.456575][ T425] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffffff84f9a9a0 [ 49.464385][ T425] FS: 00007fa4c165e6c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 49.473161][ T425] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.479661][ T425] CR2: 00007ffc533671a8 CR3: 00000001de2b6000 CR4: 00000000003406b0 [ 49.487565][ T425] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 49.495564][ T425] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 49.503370][ T425] Call Trace: [ 49.506507][ T425] ? __warn+0x162/0x250 [ 49.510494][ T425] ? report_bug+0x3a1/0x4e0 [ 49.514841][ T425] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 49.520316][ T425] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 49.525772][ T425] ? do_invalid_op+0x6e/0x110 [ 49.530283][ T425] ? invalid_op+0x1e/0x30 [ 49.534457][ T425] ? wake_up_klogd+0xb2/0xf0 [ 49.538920][ T425] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 49.544447][ T425] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 49.549910][ T425] sysfs_remove_files+0x91/0xe0 [ 49.554586][ T425] del_gendisk+0x26e/0xc30 [ 49.558835][ T425] ? avc_flush+0x1f0/0x1f0 [ 49.563092][ T425] ? device_add_disk_no_queue_reg+0x20/0x20 [ 49.568820][ T425] ? delete_node+0x706/0x780 [ 49.573246][ T425] loop_remove+0x42/0xa0 [ 49.577324][ T425] loop_control_ioctl+0x564/0x620 [ 49.582214][ T425] ? loop_remove+0xa0/0xa0 [ 49.586446][ T425] ? loop_remove+0xa0/0xa0 [ 49.590867][ T425] do_vfs_ioctl+0x742/0x1720 [ 49.595303][ T425] ? ioctl_preallocate+0x250/0x250 [ 49.600243][ T425] ? __fget+0x407/0x490 [ 49.604233][ T425] ? fget_many+0x20/0x20 [ 49.608501][ T425] ? switch_fpu_return+0x1d4/0x410 [ 49.613386][ T425] ? security_file_ioctl+0x7d/0xa0 [ 49.618333][ T425] __x64_sys_ioctl+0xd4/0x110 [ 49.622848][ T425] do_syscall_64+0xca/0x1c0 [ 49.627290][ T425] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 49.633029][ T425] RIP: 0033:0x7fa4c1adb859 [ 49.637275][ 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 [ 49.657075][ T425] RSP: 002b:00007fa4c165e0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 49.665403][ T425] RAX: ffffffffffffffda RBX: 00007fa4c1bfaf80 RCX: 00007fa4c1adb859 [ 49.673309][ T425] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 49.681108][ T425] RBP: 00007fa4c1b37ad0 R08: 0000000000000000 R09: 0000000000000000 [ 49.688925][ T425] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 49.696792][ T425] R13: 000000000000000b R14: 00007fa4c1bfaf80 R15: 00007ffc53366f98 [ 49.704635][ T425] ---[ end trace 1dff4a0056f041d5 ]--- [ 49.710540][ T425] ------------[ cut here ]------------ [ 49.716717][ T425] kernfs: can not remove 'events_poll_msecs', no directory [ 49.723998][ T425] WARNING: CPU: 0 PID: 425 at fs/kernfs/dir.c:1523 kernfs_remove_by_name_ns+0xb1/0x100 [ 49.733503][ T425] Modules linked in: [ 49.737253][ T425] CPU: 0 PID: 425 Comm: syz-executor.0 Tainted: G W 5.4.289-syzkaller-05032-gcb850525fc3e #0 [ 49.748662][ T425] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 49.758579][ T425] RIP: 0010:kernfs_remove_by_name_ns+0xb1/0x100 [ 49.764625][ T425] Code: ff 03 48 89 df e8 ff ef ff ff 48 89 df e8 87 af ff ff 31 db eb 27 e8 ce 6d a6 ff 48 c7 c7 80 b4 e5 84 4c 89 fe e8 2f 10 7d ff <0f> 0b bb fe ff ff ff eb 16 e8 b1 6d a6 ff bb fe ff ff ff 48 c7 c7 [ 49.784331][ T425] RSP: 0018:ffff8881eac37a38 EFLAGS: 00010246 [ 49.790341][ T425] RAX: be5f43a7eb20c800 RBX: 0000000000000000 RCX: ffff8881edf5cec0 [ 49.798157][ T425] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 49.806147][ T425] RBP: ffffffff86066e80 R08: ffffffff814d6d92 R09: ffffed103edca9b8 [ 49.813944][ T425] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 49.821778][ T425] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffffff84f9a9c0 [ 49.829661][ T425] FS: 00007fa4c165e6c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 49.838419][ T425] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.844927][ T425] CR2: 00007ffc533671a8 CR3: 00000001de2b6000 CR4: 00000000003406b0 [ 49.852919][ T425] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 49.860909][ T425] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 49.868809][ T425] Call Trace: [ 49.871945][ T425] ? __warn+0x162/0x250 [ 49.875955][ T425] ? report_bug+0x3a1/0x4e0 [ 49.880278][ T425] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 49.885745][ T425] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 49.891386][ T425] ? do_invalid_op+0x6e/0x110 [ 49.896083][ T425] ? invalid_op+0x1e/0x30 [ 49.900288][ T425] ? wake_up_klogd+0xb2/0xf0 [ 49.904693][ T425] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 49.910326][ T425] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 49.915885][ T425] sysfs_remove_files+0x91/0xe0 [ 49.920783][ T425] del_gendisk+0x26e/0xc30 [ 49.925026][ T425] ? avc_flush+0x1f0/0x1f0 [ 49.929279][ T425] ? device_add_disk_no_queue_reg+0x20/0x20 [ 49.935012][ T425] ? delete_node+0x706/0x780 [ 49.939629][ T425] loop_remove+0x42/0xa0 [ 49.943707][ T425] loop_control_ioctl+0x564/0x620 [ 49.948639][ T425] ? loop_remove+0xa0/0xa0 [ 49.953143][ T425] ? loop_remove+0xa0/0xa0 [ 49.957511][ T425] do_vfs_ioctl+0x742/0x1720 [ 49.961936][ T425] ? ioctl_preallocate+0x250/0x250 [ 49.966912][ T425] ? __fget+0x407/0x490 [ 49.970971][ T425] ? fget_many+0x20/0x20 [ 49.975048][ T425] ? switch_fpu_return+0x1d4/0x410 [ 49.980209][ T425] ? security_file_ioctl+0x7d/0xa0 [ 49.985145][ T425] __x64_sys_ioctl+0xd4/0x110 [ 49.989753][ T425] do_syscall_64+0xca/0x1c0 [ 49.994088][ T425] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 49.999933][ T425] RIP: 0033:0x7fa4c1adb859 [ 50.004198][ 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 [ 50.023970][ T425] RSP: 002b:00007fa4c165e0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 50.032470][ T425] RAX: ffffffffffffffda RBX: 00007fa4c1bfaf80 RCX: 00007fa4c1adb859 [ 50.040269][ T425] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 50.048270][ T425] RBP: 00007fa4c1b37ad0 R08: 0000000000000000 R09: 0000000000000000 [ 50.056157][ T425] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 50.064087][ T425] R13: 000000000000000b R14: 00007fa4c1bfaf80 R15: 00007ffc53366f98 [ 50.071984][ T425] ---[ end trace 1dff4a0056f041d6 ]--- [ 50.077919][ T425] ------------[ cut here ]------------ [ 50.083428][ T425] kernfs: can not remove 'bdi', no directory [ 50.089276][ T425] WARNING: CPU: 0 PID: 425 at fs/kernfs/dir.c:1523 kernfs_remove_by_name_ns+0xb1/0x100 [ 50.098757][ T425] Modules linked in: [ 50.102485][ T425] CPU: 0 PID: 425 Comm: syz-executor.0 Tainted: G W 5.4.289-syzkaller-05032-gcb850525fc3e #0 [ 50.113880][ T425] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 50.123940][ T425] RIP: 0010:kernfs_remove_by_name_ns+0xb1/0x100 [ 50.130008][ T425] Code: ff 03 48 89 df e8 ff ef ff ff 48 89 df e8 87 af ff ff 31 db eb 27 e8 ce 6d a6 ff 48 c7 c7 80 b4 e5 84 4c 89 fe e8 2f 10 7d ff <0f> 0b bb fe ff ff ff eb 16 e8 b1 6d a6 ff bb fe ff ff ff 48 c7 c7 [ 50.149446][ T425] RSP: 0018:ffff8881eac37a78 EFLAGS: 00010246 [ 50.155648][ T425] RAX: be5f43a7eb20c800 RBX: 0000000000000000 RCX: ffff8881edf5cec0 [ 50.163496][ T425] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 50.171399][ T425] RBP: ffff8881eac37b88 R08: ffffffff814d6d92 R09: ffffed103edc5262 [ 50.179376][ T425] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8881eb34f000 [ 50.187655][ T425] R13: ffff8881eb34f4e8 R14: 0000000000000000 R15: ffffffff84f9a460 [ 50.195478][ T425] FS: 00007fa4c165e6c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 50.204259][ T425] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.210835][ T425] CR2: 00007ffc533671a8 CR3: 00000001de2b6000 CR4: 00000000003406b0 [ 50.218851][ T425] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.226626][ T425] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 50.234445][ T425] Call Trace: [ 50.237565][ T425] ? __warn+0x162/0x250 [ 50.241562][ T425] ? report_bug+0x3a1/0x4e0 [ 50.245897][ T425] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 50.251385][ T425] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 50.256888][ T425] ? do_invalid_op+0x6e/0x110 [ 50.261441][ T425] ? invalid_op+0x1e/0x30 [ 50.265606][ T425] ? wake_up_klogd+0xb2/0xf0 [ 50.270028][ T425] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 50.275492][ T425] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 50.281047][ T425] del_gendisk+0x5a1/0xc30 [ 50.285300][ T425] ? device_add_disk_no_queue_reg+0x20/0x20 [ 50.291053][ T425] ? delete_node+0x706/0x780 [ 50.295454][ T425] loop_remove+0x42/0xa0 [ 50.299816][ T425] loop_control_ioctl+0x564/0x620 [ 50.304693][ T425] ? loop_remove+0xa0/0xa0 [ 50.308929][ T425] ? loop_remove+0xa0/0xa0 [ 50.313169][ T425] do_vfs_ioctl+0x742/0x1720 [ 50.317595][ T425] ? ioctl_preallocate+0x250/0x250 [ 50.322551][ T425] ? __fget+0x407/0x490 [ 50.326535][ T425] ? fget_many+0x20/0x20 [ 50.330621][ T425] ? switch_fpu_return+0x1d4/0x410 [ 50.335563][ T425] ? security_file_ioctl+0x7d/0xa0 [ 50.340594][ T425] __x64_sys_ioctl+0xd4/0x110 [ 50.345110][ T425] do_syscall_64+0xca/0x1c0 [ 50.349557][ T425] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 50.355279][ T425] RIP: 0033:0x7fa4c1adb859 [ 50.359526][ 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 [ 50.379148][ T425] RSP: 002b:00007fa4c165e0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 50.387398][ T425] RAX: ffffffffffffffda RBX: 00007fa4c1bfaf80 RCX: 00007fa4c1adb859 [ 50.395342][ T425] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 50.403122][ T425] RBP: 00007fa4c1b37ad0 R08: 0000000000000000 R09: 0000000000000000 [ 50.411017][ T425] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 50.418831][ T425] R13: 000000000000000b R14: 00007fa4c1bfaf80 R15: 00007ffc53366f98 [ 50.426651][ T425] ---[ end trace 1dff4a0056f041d7 ]--- [ 50.435561][ T425] kasan: CONFIG_KASAN_INLINE enabled [ 50.440774][ T425] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 50.449017][ T425] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 50.455900][ T425] CPU: 1 PID: 425 Comm: syz-executor.0 Tainted: G W 5.4.289-syzkaller-05032-gcb850525fc3e #0 [ 50.467299][ T425] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 50.477387][ T425] RIP: 0010:device_del+0xe7/0xfa0 [ 50.482228][ T425] Code: df e8 0d 6b fd fe 4c 89 7c 24 18 41 bf c8 00 00 00 48 89 5c 24 08 4c 03 3b 4d 89 fc 49 c1 ec 03 48 b8 00 00 00 00 00 fc ff df <41> 0f b6 04 04 84 c0 0f 85 31 0e 00 00 41 0f b6 1f 89 de 83 e6 01 [ 50.501668][ T425] RSP: 0018:ffff8881eac379c0 EFLAGS: 00010202 [ 50.507581][ T425] RAX: dffffc0000000000 RBX: ffff8881eb34f0d8 RCX: 1ffff1103d669e1b [ 50.515385][ T425] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff8881eac37940 [ 50.523193][ T425] RBP: ffff8881eac37a90 R08: dffffc0000000000 R09: ffffed103d586f29 [ 50.531090][ T425] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000019 [ 50.538904][ T425] R13: ffff8881eb34f070 R14: ffff8881eb34f110 R15: 00000000000000c8 [ 50.546714][ T425] FS: 00007fa4c165e6c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 50.555595][ T425] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.562018][ T425] CR2: 00007fa4c163dd58 CR3: 00000001de2b6000 CR4: 00000000003406a0 [ 50.569843][ T425] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.577725][ T425] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 50.585621][ T425] Call Trace: [ 50.588760][ T425] ? __die+0xb4/0x100 [ 50.592569][ T425] ? die+0x26/0x50 [ 50.596135][ T425] ? do_general_protection+0x266/0x3c0 [ 50.601510][ T425] ? do_trap+0x340/0x340 [ 50.605588][ T425] ? general_protection+0x28/0x30 [ 50.610449][ T425] ? device_del+0xe7/0xfa0 [ 50.614879][ T425] ? mutex_trylock+0xa0/0xa0 [ 50.619303][ T425] ? kill_device+0xc0/0xc0 [ 50.623556][ T425] ? _raw_spin_unlock_irq+0x4a/0x60 [ 50.628596][ T425] ? pm_runtime_set_memalloc_noio+0x1ec/0x250 [ 50.634492][ T425] del_gendisk+0x9d9/0xc30 [ 50.638749][ T425] ? device_add_disk_no_queue_reg+0x20/0x20 [ 50.644731][ T425] ? delete_node+0x706/0x780 [ 50.649254][ T425] loop_remove+0x42/0xa0 [ 50.653327][ T425] loop_control_ioctl+0x564/0x620 [ 50.658184][ T425] ? loop_remove+0xa0/0xa0 [ 50.662447][ T425] ? loop_remove+0xa0/0xa0 [ 50.666691][ T425] do_vfs_ioctl+0x742/0x1720 [ 50.671122][ T425] ? ioctl_preallocate+0x250/0x250 [ 50.676065][ T425] ? __fget+0x407/0x490 [ 50.680174][ T425] ? fget_many+0x20/0x20 [ 50.684248][ T425] ? switch_fpu_return+0x1d4/0x410 [ 50.689192][ T425] ? security_file_ioctl+0x7d/0xa0 [ 50.694131][ T425] __x64_sys_ioctl+0xd4/0x110 [ 50.698644][ T425] do_syscall_64+0xca/0x1c0 [ 50.702990][ T425] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 50.708713][ T425] RIP: 0033:0x7fa4c1adb859 [ 50.712968][ 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 [ 50.732411][ T425] RSP: 002b:00007fa4c165e0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 50.740821][ T425] RAX: ffffffffffffffda RBX: 00007fa4c1bfaf80 RCX: 00007fa4c1adb859 [ 50.748632][ T425] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 50.756444][ T425] RBP: 00007fa4c1b37ad0 R08: 0000000000000000 R09: 0000000000000000 [ 50.764265][ T425] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 50.772066][ T425] R13: 000000000000000b R14: 00007fa4c1bfaf80 R15: 00007ffc53366f98 [ 50.779879][ T425] Modules linked in: [ 50.784658][ T425] ---[ end trace 1dff4a0056f041d8 ]--- [ 50.790173][ T425] RIP: 0010:device_del+0xe7/0xfa0 [ 50.795079][ T425] Code: df e8 0d 6b fd fe 4c 89 7c 24 18 41 bf c8 00 00 00 48 89 5c 24 08 4c 03 3b 4d 89 fc 49 c1 ec 03 48 b8 00 00 00 00 00 fc ff df <41> 0f b6 04 04 84 c0 0f 85 31 0e 00 00 41 0f b6 1f 89 de 83 e6 01 [ 50.814713][ T425] RSP: 0018:ffff8881eac379c0 EFLAGS: 00010202 [ 50.820734][ T425] RAX: dffffc0000000000 RBX: ffff8881eb34f0d8 RCX: 1ffff1103d669e1b [ 50.828570][ T425] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff8881eac37940 [ 50.836631][ T425] RBP: ffff8881eac37a90 R08: dffffc0000000000 R09: ffffed103d586f29 [ 50.844712][ T425] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000019 [ 50.852652][ T425] R13: ffff8881eb34f070 R14: ffff8881eb34f110 R15: 00000000000000c8 [ 50.860443][ T425] FS: 00007fa4c165e6c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 50.869333][ T425] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.875729][ T425] CR2: 00007fa4c163dd58 CR3: 00000001de2b6000 CR4: 00000000003406a0 [ 50.883552][ T425] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.891521][ T425] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 50.899298][ T425] Kernel panic - not syncing: Fatal exception [ 50.905450][ T425] Kernel Offset: disabled [ 50.909578][ T425] Rebooting in 86400 seconds..