Warning: Permanently added '10.128.1.4' (ED25519) to the list of known hosts. 2025/08/08 08:56:55 ignoring optional flag "sandboxArg"="0" 2025/08/08 08:56:55 ignoring optional flag "type"="gce" 2025/08/08 08:56:55 parsed 1 programs [ 45.881616][ T24] kauditd_printk_skb: 18 callbacks suppressed [ 45.881628][ T24] audit: type=1400 audit(1754643415.220:92): avc: denied { unlink } for pid=318 comm="syz-executor" name="swap-file" dev="sda1" ino=2027 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" 2025/08/08 08:56:55 executed programs: 0 [ 45.933425][ T318] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 45.978701][ T325] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.986314][ T325] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.993969][ T325] device bridge_slave_0 entered promiscuous mode [ 46.000881][ T325] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.007913][ T325] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.016057][ T325] device bridge_slave_1 entered promiscuous mode [ 46.046135][ T325] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.053371][ T325] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.060639][ T325] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.067781][ T325] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.083382][ T292] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.090698][ T292] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.098955][ T292] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 46.106379][ T292] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.115524][ T292] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.123831][ T292] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.130889][ T292] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.139495][ T292] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.147652][ T292] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.154687][ T292] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.165675][ T292] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.174794][ T292] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.187327][ T292] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 46.197996][ T292] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 46.206303][ T292] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 46.213856][ T292] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 46.222342][ T325] device veth0_vlan entered promiscuous mode [ 46.231644][ T292] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 46.240565][ T325] device veth1_macvtap entered promiscuous mode [ 46.249284][ T292] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 46.259399][ T292] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 46.279827][ T24] audit: type=1400 audit(1754643415.620:93): avc: denied { read } for pid=329 comm="syz-executor.0" name="loop-control" dev="devtmpfs" ino=114 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:loop_control_device_t tclass=chr_file permissive=1 [ 46.304720][ T24] audit: type=1400 audit(1754643415.620:94): avc: denied { open } for pid=329 comm="syz-executor.0" path="/dev/loop-control" dev="devtmpfs" ino=114 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:loop_control_device_t tclass=chr_file permissive=1 [ 46.310514][ T331] udevd[331]: inotify_add_watch(7, /dev/loop0, 10) failed: No such file or directory [ 46.331788][ T24] audit: type=1400 audit(1754643415.620:95): avc: denied { ioctl } for pid=329 comm="syz-executor.0" path="/dev/loop-control" dev="devtmpfs" ino=114 ioctlcmd=0x4c81 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:loop_control_device_t tclass=chr_file permissive=1 [ 46.380238][ T333] FAULT_INJECTION: forcing a failure. [ 46.380238][ T333] name failslab, interval 1, probability 0, space 0, times 1 [ 46.392966][ T333] CPU: 0 PID: 333 Comm: syz-executor.0 Not tainted 5.10.240-syzkaller-1008085-g1154f779f3f3 #0 [ 46.403609][ T333] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 46.413938][ T333] Call Trace: [ 46.417337][ T333] __dump_stack+0x21/0x24 [ 46.421678][ T333] dump_stack_lvl+0x169/0x1d8 [ 46.426803][ T333] ? show_regs_print_info+0x18/0x18 [ 46.432093][ T333] ? __kmalloc+0x1a7/0x330 [ 46.436519][ T333] ? __device_add_disk+0x5e0/0x1020 [ 46.441746][ T333] ? device_add_disk+0x2a/0x40 [ 46.446497][ T333] ? loop_add+0x5bd/0x7b0 [ 46.450819][ T333] ? __se_sys_ioctl+0x121/0x1a0 [ 46.455653][ T333] dump_stack+0x15/0x1c [ 46.459821][ T333] should_fail+0x3c1/0x510 [ 46.464221][ T333] ? kvasprintf_const+0xd7/0x240 [ 46.469454][ T333] __should_failslab+0xa4/0xe0 [ 46.474333][ T333] should_failslab+0x9/0x20 [ 46.478920][ T333] __kmalloc_track_caller+0x5f/0x320 [ 46.484296][ T333] kstrdup_const+0x55/0x90 [ 46.488700][ T333] kvasprintf_const+0xd7/0x240 [ 46.493449][ T333] kobject_set_name_vargs+0x61/0x110 [ 46.498719][ T333] dev_set_name+0xd1/0x120 [ 46.503125][ T333] ? __kmalloc+0x1a7/0x330 [ 46.507523][ T333] ? get_device+0x30/0x30 [ 46.511831][ T333] ? mutex_unlock+0x1c/0x40 [ 46.516315][ T333] ? kobj_map+0x602/0x640 [ 46.520625][ T333] __device_add_disk+0x64d/0x1020 [ 46.525643][ T333] device_add_disk+0x2a/0x40 [ 46.530240][ T333] loop_add+0x5bd/0x7b0 [ 46.534387][ T333] loop_control_ioctl+0x369/0x550 [ 46.539394][ T333] ? loop_remove+0xb0/0xb0 [ 46.543803][ T333] ? __fget_files+0x2c4/0x320 [ 46.548469][ T333] ? security_file_ioctl+0x84/0xa0 [ 46.553572][ T333] ? loop_remove+0xb0/0xb0 [ 46.557982][ T333] __se_sys_ioctl+0x121/0x1a0 [ 46.562755][ T333] __x64_sys_ioctl+0x7b/0x90 [ 46.567454][ T333] do_syscall_64+0x31/0x40 [ 46.571876][ T333] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 46.577853][ T333] RIP: 0033:0x7fcfee0a9ae9 [ 46.582277][ T333] 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 [ 46.602271][ T333] RSP: 002b:00007fcfedc0b0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 46.610711][ T333] RAX: ffffffffffffffda RBX: 00007fcfee1c9050 RCX: 00007fcfee0a9ae9 [ 46.618680][ T333] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 46.626639][ T333] RBP: 00007fcfedc0b120 R08: 0000000000000000 R09: 0000000000000000 [ 46.634783][ T333] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 46.642837][ T333] R13: 000000000000006e R14: 00007fcfee1c9050 R15: 00007ffe76061b88 [ 46.651451][ T333] kobject_add_internal failed for queue (error: -2 parent: (null)) [ 46.659748][ T333] ------------[ cut here ]------------ [ 46.665228][ T333] WARNING: CPU: 1 PID: 333 at fs/sysfs/file.c:328 sysfs_create_files+0x1f4/0x310 [ 46.674380][ T333] Modules linked in: [ 46.678333][ T333] CPU: 1 PID: 333 Comm: syz-executor.0 Not tainted 5.10.240-syzkaller-1008085-g1154f779f3f3 #0 [ 46.689425][ T333] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 46.699937][ T333] RIP: 0010:sysfs_create_files+0x1f4/0x310 [ 46.705978][ T333] Code: ff ff 48 89 fb 48 89 c7 e8 69 f4 d7 ff 48 89 df e9 58 ff ff ff e8 1c 05 9e ff 4c 89 f0 45 31 f6 e9 d4 00 00 00 e8 0c 05 9e ff <0f> 0b 41 be ea ff ff ff eb 15 85 c0 4c 89 e3 0f 84 b0 00 00 00 e8 [ 46.725832][ T333] RSP: 0018:ffffc90000f57ba0 EFLAGS: 00010293 [ 46.732110][ T333] RAX: ffffffff81c59c6e RBX: dffffc0000000000 RCX: ffff88810cbb8000 [ 46.740483][ T333] RDX: 0000000000000000 RSI: ffffffff8654db20 RDI: ffff88810d9be068 [ 46.748641][ T333] RBP: ffffc90000f57c78 R08: dffffc0000000000 R09: ffffed10215c5470 [ 46.756624][ T333] R10: ffffed10215c5470 R11: 1ffff110215c546f R12: ffffffff8654db20 [ 46.764711][ T333] R13: ffff88810d9be068 R14: ffff88810d9be098 R15: ffffffff851f76a0 [ 46.772762][ T333] FS: 00007fcfedc0b6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 46.781795][ T333] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.788464][ T333] CR2: 00007fcfedc0aff8 CR3: 000000010d135000 CR4: 00000000003506b0 [ 46.796640][ T333] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.804759][ T333] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.812879][ T333] Call Trace: [ 46.816179][ T333] ? sysfs_create_file_ns+0x1a0/0x1a0 [ 46.821802][ T333] ? __kasan_check_write+0x14/0x20 [ 46.826909][ T333] ? kobject_get+0xd3/0x120 [ 46.831534][ T333] __device_add_disk+0xb9f/0x1020 [ 46.836564][ T333] device_add_disk+0x2a/0x40 [ 46.841321][ T333] loop_add+0x5bd/0x7b0 [ 46.845467][ T333] loop_control_ioctl+0x369/0x550 [ 46.850621][ T333] ? loop_remove+0xb0/0xb0 [ 46.855046][ T333] ? __fget_files+0x2c4/0x320 [ 46.859769][ T333] ? security_file_ioctl+0x84/0xa0 [ 46.864882][ T333] ? loop_remove+0xb0/0xb0 [ 46.869350][ T333] __se_sys_ioctl+0x121/0x1a0 [ 46.874049][ T333] __x64_sys_ioctl+0x7b/0x90 [ 46.879025][ T333] do_syscall_64+0x31/0x40 [ 46.883462][ T333] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 46.889400][ T333] RIP: 0033:0x7fcfee0a9ae9 [ 46.893829][ T333] 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 [ 46.913588][ T333] RSP: 002b:00007fcfedc0b0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 46.922290][ T333] RAX: ffffffffffffffda RBX: 00007fcfee1c9050 RCX: 00007fcfee0a9ae9 [ 46.930400][ T333] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 46.938590][ T333] RBP: 00007fcfedc0b120 R08: 0000000000000000 R09: 0000000000000000 [ 46.946576][ T333] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 46.954665][ T333] R13: 000000000000006e R14: 00007fcfee1c9050 R15: 00007ffe76061b88 [ 46.962772][ T333] ---[ end trace e4e3a36180cbbcb0 ]--- [ 46.968421][ T333] ------------[ cut here ]------------ [ 46.974102][ T333] kernfs: can not remove 'events', no directory [ 46.980467][ T333] WARNING: CPU: 0 PID: 333 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x103/0x160 [ 46.990293][ T333] Modules linked in: [ 46.994197][ T333] CPU: 0 PID: 333 Comm: syz-executor.0 Tainted: G W 5.10.240-syzkaller-1008085-g1154f779f3f3 #0 [ 47.006549][ T333] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 47.016738][ T333] RIP: 0010:kernfs_remove_by_name_ns+0x103/0x160 [ 47.023118][ T333] Code: 06 4c 89 f7 e8 4e ef ff ff 4c 89 f7 e8 b6 af ff ff 45 31 f6 eb 29 e8 6c 63 9e ff 48 c7 c7 80 d3 0a 85 4c 89 f6 e8 2d 4d a8 02 <0f> 0b 41 be fe ff ff ff eb 13 e8 4e 63 9e ff 41 be fe ff ff ff 48 [ 47.042974][ T333] RSP: 0018:ffffc90000f57b68 EFLAGS: 00010246 [ 47.049155][ T333] RAX: 07d67a74c1b79c00 RBX: 0000000000000000 RCX: ffff88810cbb8000 [ 47.057502][ T333] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 47.065521][ T333] RBP: ffffc90000f57b90 R08: dffffc0000000000 R09: fffff520001eae9d [ 47.073596][ T333] R10: fffff520001eae9d R11: 1ffff920001eae9c R12: 0000000000000000 [ 47.081578][ T333] R13: dffffc0000000000 R14: ffffffff851f7680 R15: 0000000000000000 [ 47.089573][ T333] FS: 00007fcfedc0b6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 47.098533][ T333] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.105130][ T333] CR2: 00007fcfedc0aff8 CR3: 000000010d135000 CR4: 00000000003506b0 [ 47.113296][ T333] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.121530][ T333] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.129854][ T333] Call Trace: [ 47.133153][ T333] sysfs_create_files+0x293/0x310 [ 47.138296][ T333] ? sysfs_create_file_ns+0x1a0/0x1a0 [ 47.143745][ T333] ? __kasan_check_write+0x14/0x20 [ 47.148902][ T333] ? kobject_get+0xd3/0x120 [ 47.153508][ T333] __device_add_disk+0xb9f/0x1020 [ 47.158550][ T333] device_add_disk+0x2a/0x40 [ 47.163295][ T333] loop_add+0x5bd/0x7b0 [ 47.167462][ T333] loop_control_ioctl+0x369/0x550 [ 47.172711][ T333] ? loop_remove+0xb0/0xb0 [ 47.177135][ T333] ? __fget_files+0x2c4/0x320 [ 47.181865][ T333] ? security_file_ioctl+0x84/0xa0 [ 47.186982][ T333] ? loop_remove+0xb0/0xb0 [ 47.191439][ T333] __se_sys_ioctl+0x121/0x1a0 [ 47.196115][ T333] __x64_sys_ioctl+0x7b/0x90 [ 47.201137][ T333] do_syscall_64+0x31/0x40 [ 47.205549][ T333] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 47.211481][ T333] RIP: 0033:0x7fcfee0a9ae9 [ 47.215896][ T333] 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 [ 47.235521][ T333] RSP: 002b:00007fcfedc0b0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 47.243997][ T333] RAX: ffffffffffffffda RBX: 00007fcfee1c9050 RCX: 00007fcfee0a9ae9 [ 47.252108][ T333] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 47.260216][ T333] RBP: 00007fcfedc0b120 R08: 0000000000000000 R09: 0000000000000000 [ 47.268207][ T333] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 47.276316][ T333] R13: 000000000000006e R14: 00007fcfee1c9050 R15: 00007ffe76061b88 [ 47.284749][ T333] ---[ end trace e4e3a36180cbbcb1 ]--- [ 47.290291][ T333] loop0: failed to create sysfs files for events [ 47.301408][ T335] ------------[ cut here ]------------ [ 47.306885][ T335] kernfs: can not remove 'events', no directory [ 47.313372][ T335] WARNING: CPU: 0 PID: 335 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x103/0x160 [ 47.323530][ T335] Modules linked in: [ 47.327440][ T335] CPU: 0 PID: 335 Comm: syz-executor.0 Tainted: G W 5.10.240-syzkaller-1008085-g1154f779f3f3 #0 [ 47.339203][ T335] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 47.349507][ T335] RIP: 0010:kernfs_remove_by_name_ns+0x103/0x160 [ 47.355870][ T335] Code: 06 4c 89 f7 e8 4e ef ff ff 4c 89 f7 e8 b6 af ff ff 45 31 f6 eb 29 e8 6c 63 9e ff 48 c7 c7 80 d3 0a 85 4c 89 f6 e8 2d 4d a8 02 <0f> 0b 41 be fe ff ff ff eb 13 e8 4e 63 9e ff 41 be fe ff ff ff 48 [ 47.375822][ T335] RSP: 0018:ffffc90000f57ca8 EFLAGS: 00010246 [ 47.382008][ T335] RAX: f30f6f7f38aa8600 RBX: 0000000000000001 RCX: ffff88810cbb93c0 [ 47.390865][ T335] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 47.399017][ T335] RBP: ffffc90000f57cd0 R08: dffffc0000000000 R09: ffffed103ee0a5f8 [ 47.407097][ T335] R10: ffffed103ee0a5f8 R11: 1ffff1103ee0a5f7 R12: 0000000000000000 [ 47.415115][ T335] R13: ffffffff8654db20 R14: ffffffff851f7680 R15: 0000000000000000 [ 47.423388][ T335] FS: 00007fcfedc2c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 47.432666][ T335] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.439346][ T335] CR2: 00007fcfee1c50c0 CR3: 000000010d93f000 CR4: 00000000003506b0 [ 47.447431][ T335] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.455442][ T335] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.463535][ T335] Call Trace: [ 47.466834][ T335] sysfs_remove_files+0xa4/0x100 [ 47.471969][ T335] del_gendisk+0x23f/0x9e0 [ 47.476469][ T335] ? radix_tree_delete_item+0x25c/0x360 [ 47.482049][ T335] loop_remove+0x46/0xb0 [ 47.486302][ T335] loop_control_ioctl+0x487/0x550 [ 47.491359][ T335] ? loop_remove+0xb0/0xb0 [ 47.495803][ T335] ? __fget_files+0x2c4/0x320 [ 47.500496][ T335] ? security_file_ioctl+0x84/0xa0 [ 47.505623][ T335] ? loop_remove+0xb0/0xb0 [ 47.510081][ T335] __se_sys_ioctl+0x121/0x1a0 [ 47.514769][ T335] __x64_sys_ioctl+0x7b/0x90 [ 47.519410][ T335] do_syscall_64+0x31/0x40 [ 47.524064][ T335] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 47.530147][ T335] RIP: 0033:0x7fcfee0a9ae9 [ 47.534575][ T335] 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 [ 47.554829][ T335] RSP: 002b:00007fcfedc2c0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 47.563268][ T335] RAX: ffffffffffffffda RBX: 00007fcfee1c8f80 RCX: 00007fcfee0a9ae9 [ 47.571260][ T335] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 47.579243][ T335] RBP: 00007fcfee0f547a R08: 0000000000000000 R09: 0000000000000000 [ 47.587394][ T335] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 47.595907][ T335] R13: 000000000000000b R14: 00007fcfee1c8f80 R15: 00007ffe76061b88 [ 47.604151][ T335] ---[ end trace e4e3a36180cbbcb2 ]--- [ 47.609614][ T335] ------------[ cut here ]------------ [ 47.615062][ T335] kernfs: can not remove 'events_async', no directory [ 47.621989][ T335] WARNING: CPU: 0 PID: 335 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x103/0x160 [ 47.631709][ T335] Modules linked in: [ 47.635596][ T335] CPU: 0 PID: 335 Comm: syz-executor.0 Tainted: G W 5.10.240-syzkaller-1008085-g1154f779f3f3 #0 [ 47.647309][ T335] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 47.657386][ T335] RIP: 0010:kernfs_remove_by_name_ns+0x103/0x160 [ 47.663816][ T335] Code: 06 4c 89 f7 e8 4e ef ff ff 4c 89 f7 e8 b6 af ff ff 45 31 f6 eb 29 e8 6c 63 9e ff 48 c7 c7 80 d3 0a 85 4c 89 f6 e8 2d 4d a8 02 <0f> 0b 41 be fe ff ff ff eb 13 e8 4e 63 9e ff 41 be fe ff ff ff 48 [ 47.683884][ T335] RSP: 0018:ffffc90000f57ca8 EFLAGS: 00010246 [ 47.690442][ T335] RAX: f30f6f7f38aa8600 RBX: 0000000000000002 RCX: ffff88810cbb93c0 [ 47.698598][ T335] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 47.706584][ T335] RBP: ffffc90000f57cd0 R08: dffffc0000000000 R09: fffff520001eaec5 [ 47.714615][ T335] R10: fffff520001eaec5 R11: 1ffff920001eaec4 R12: 0000000000000000 [ 47.722706][ T335] R13: ffffffff8654db20 R14: ffffffff851f7760 R15: 0000000000000000 [ 47.731562][ T335] FS: 00007fcfedc2c6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 47.740751][ T335] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.747435][ T335] CR2: 00007fcfedc0aff8 CR3: 000000010d93f000 CR4: 00000000003506a0 [ 47.755643][ T335] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.763777][ T335] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.772170][ T335] Call Trace: [ 47.775529][ T335] sysfs_remove_files+0xa4/0x100 [ 47.780594][ T335] del_gendisk+0x23f/0x9e0 [ 47.785184][ T335] ? radix_tree_delete_item+0x25c/0x360 [ 47.790763][ T335] loop_remove+0x46/0xb0 [ 47.795012][ T335] loop_control_ioctl+0x487/0x550 [ 47.800329][ T335] ? loop_remove+0xb0/0xb0 [ 47.804846][ T335] ? __fget_files+0x2c4/0x320 [ 47.809982][ T335] ? security_file_ioctl+0x84/0xa0 [ 47.815133][ T335] ? loop_remove+0xb0/0xb0 [ 47.819753][ T335] __se_sys_ioctl+0x121/0x1a0 [ 47.824452][ T335] __x64_sys_ioctl+0x7b/0x90 [ 47.829319][ T335] do_syscall_64+0x31/0x40 [ 47.833756][ T335] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 47.839847][ T335] RIP: 0033:0x7fcfee0a9ae9 [ 47.844375][ T335] 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 [ 47.864417][ T335] RSP: 002b:00007fcfedc2c0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 47.872930][ T335] RAX: ffffffffffffffda RBX: 00007fcfee1c8f80 RCX: 00007fcfee0a9ae9 [ 47.881847][ T335] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 47.889935][ T335] RBP: 00007fcfee0f547a R08: 0000000000000000 R09: 0000000000000000 [ 47.897901][ T335] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 47.906085][ T335] R13: 000000000000000b R14: 00007fcfee1c8f80 R15: 00007ffe76061b88 [ 47.914097][ T335] ---[ end trace e4e3a36180cbbcb3 ]--- [ 47.919960][ T335] ------------[ cut here ]------------ [ 47.925668][ T335] kernfs: can not remove 'events_poll_msecs', no directory [ 47.933200][ T335] WARNING: CPU: 1 PID: 335 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x103/0x160 [ 47.945089][ T335] Modules linked in: [ 47.949041][ T335] CPU: 1 PID: 335 Comm: syz-executor.0 Tainted: G W 5.10.240-syzkaller-1008085-g1154f779f3f3 #0 [ 47.961281][ T335] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 47.971655][ T335] RIP: 0010:kernfs_remove_by_name_ns+0x103/0x160 [ 47.977999][ T335] Code: 06 4c 89 f7 e8 4e ef ff ff 4c 89 f7 e8 b6 af ff ff 45 31 f6 eb 29 e8 6c 63 9e ff 48 c7 c7 80 d3 0a 85 4c 89 f6 e8 2d 4d a8 02 <0f> 0b 41 be fe ff ff ff eb 13 e8 4e 63 9e ff 41 be fe ff ff ff 48 [ 47.997722][ T335] RSP: 0018:ffffc90000f57ca8 EFLAGS: 00010246 [ 48.004074][ T335] RAX: f30f6f7f38aa8600 RBX: 0000000000000003 RCX: ffff88810cbb93c0 [ 48.012190][ T335] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 48.020294][ T335] RBP: ffffc90000f57cd0 R08: dffffc0000000000 R09: fffff520001eaec5 [ 48.028320][ T335] R10: fffff520001eaec5 R11: 1ffff920001eaec4 R12: 0000000000000000 [ 48.036301][ T335] R13: ffffffff8654db20 R14: ffffffff851f77c0 R15: 0000000000000000 [ 48.044293][ T335] FS: 00007fcfedc2c6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 48.053250][ T335] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.059864][ T335] CR2: 00007fcfedc0aff8 CR3: 000000010d93f000 CR4: 00000000003506a0 [ 48.067872][ T335] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.075910][ T335] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.084427][ T335] Call Trace: [ 48.087727][ T335] sysfs_remove_files+0xa4/0x100 [ 48.092808][ T335] del_gendisk+0x23f/0x9e0 [ 48.097247][ T335] ? radix_tree_delete_item+0x25c/0x360 [ 48.102978][ T335] loop_remove+0x46/0xb0 [ 48.107267][ T335] loop_control_ioctl+0x487/0x550 [ 48.112423][ T335] ? loop_remove+0xb0/0xb0 [ 48.116848][ T335] ? __fget_files+0x2c4/0x320 [ 48.121577][ T335] ? security_file_ioctl+0x84/0xa0 [ 48.126858][ T335] ? loop_remove+0xb0/0xb0 [ 48.131622][ T335] __se_sys_ioctl+0x121/0x1a0 [ 48.138941][ T335] __x64_sys_ioctl+0x7b/0x90 [ 48.143532][ T335] do_syscall_64+0x31/0x40 [ 48.148032][ T335] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 48.153956][ T335] RIP: 0033:0x7fcfee0a9ae9 [ 48.158984][ T335] 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 [ 48.178892][ T335] RSP: 002b:00007fcfedc2c0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 48.187391][ T335] RAX: ffffffffffffffda RBX: 00007fcfee1c8f80 RCX: 00007fcfee0a9ae9 [ 48.195504][ T335] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 48.203579][ T335] RBP: 00007fcfee0f547a R08: 0000000000000000 R09: 0000000000000000 [ 48.211767][ T335] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 48.219815][ T335] R13: 000000000000000b R14: 00007fcfee1c8f80 R15: 00007ffe76061b88 [ 48.227884][ T335] ---[ end trace e4e3a36180cbbcb4 ]--- [ 48.233635][ T335] ------------[ cut here ]------------ [ 48.239251][ T335] kernfs: can not remove 'bdi', no directory [ 48.245426][ T335] WARNING: CPU: 0 PID: 335 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x103/0x160 [ 48.255386][ T335] Modules linked in: [ 48.259490][ T335] CPU: 1 PID: 335 Comm: syz-executor.0 Tainted: G W 5.10.240-syzkaller-1008085-g1154f779f3f3 #0 [ 48.271435][ T335] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 48.281721][ T335] RIP: 0010:kernfs_remove_by_name_ns+0x103/0x160 [ 48.288431][ T335] Code: 06 4c 89 f7 e8 4e ef ff ff 4c 89 f7 e8 b6 af ff ff 45 31 f6 eb 29 e8 6c 63 9e ff 48 c7 c7 80 d3 0a 85 4c 89 f6 e8 2d 4d a8 02 <0f> 0b 41 be fe ff ff ff eb 13 e8 4e 63 9e ff 41 be fe ff ff ff 48 [ 48.308337][ T335] RSP: 0018:ffffc90000f57cc8 EFLAGS: 00010246 [ 48.314436][ T335] RAX: f30f6f7f38aa8600 RBX: ffffffff851f70a0 RCX: ffff88810cbb93c0 [ 48.322622][ T335] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 48.330745][ T335] RBP: ffffc90000f57cf0 R08: dffffc0000000000 R09: ffffed103ee04e8b [ 48.338803][ T335] R10: ffffed103ee04e8b R11: 1ffff1103ee04e8a R12: 0000000000000000 [ 48.346858][ T335] R13: 1ffff11021b37c8f R14: ffffffff851f70a0 R15: 0000000000000000 [ 48.354864][ T335] FS: 00007fcfedc2c6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 48.364006][ T335] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.370869][ T335] CR2: 00007fcfedc0aff8 CR3: 000000010d93f000 CR4: 00000000003506a0 [ 48.379333][ T335] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.387293][ T335] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.395286][ T335] Call Trace: [ 48.398607][ T335] sysfs_remove_link+0x50/0x60 [ 48.403363][ T335] del_gendisk+0x3ea/0x9e0 [ 48.407938][ T335] loop_remove+0x46/0xb0 [ 48.412199][ T335] loop_control_ioctl+0x487/0x550 [ 48.417251][ T335] ? loop_remove+0xb0/0xb0 [ 48.421689][ T335] ? __fget_files+0x2c4/0x320 [ 48.426371][ T335] ? security_file_ioctl+0x84/0xa0 [ 48.431665][ T335] ? loop_remove+0xb0/0xb0 [ 48.436089][ T335] __se_sys_ioctl+0x121/0x1a0 [ 48.440774][ T335] __x64_sys_ioctl+0x7b/0x90 [ 48.445542][ T335] do_syscall_64+0x31/0x40 [ 48.450153][ T335] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 48.456047][ T335] RIP: 0033:0x7fcfee0a9ae9 [ 48.460480][ T335] 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 [ 48.480491][ T335] RSP: 002b:00007fcfedc2c0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 48.488926][ T335] RAX: ffffffffffffffda RBX: 00007fcfee1c8f80 RCX: 00007fcfee0a9ae9 [ 48.497009][ T335] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 48.505009][ T335] RBP: 00007fcfee0f547a R08: 0000000000000000 R09: 0000000000000000 [ 48.513004][ T335] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 48.521040][ T335] R13: 000000000000000b R14: 00007fcfee1c8f80 R15: 00007ffe76061b88 [ 48.529049][ T335] ---[ end trace e4e3a36180cbbcb5 ]--- [ 48.534903][ T335] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN [ 48.546702][ T335] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 48.555198][ T335] CPU: 1 PID: 335 Comm: syz-executor.0 Tainted: G W 5.10.240-syzkaller-1008085-g1154f779f3f3 #0 [ 48.566989][ T335] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 48.577242][ T335] RIP: 0010:strlen+0x29/0x70 [ 48.581836][ T335] Code: 00 55 48 89 e5 41 57 41 56 41 54 53 48 c7 c0 ff ff ff ff 49 be 00 00 00 00 00 fc ff df 48 89 fb 49 89 c7 48 89 d8 48 c1 e8 03 <42> 0f b6 04 30 84 c0 75 11 48 ff c3 49 8d 47 01 42 80 7c 3f 01 00 [ 48.601537][ T335] RSP: 0018:ffffc90000f57c40 EFLAGS: 00010246 [ 48.607591][ T335] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 48.615568][ T335] RDX: ffff88810cbb93c0 RSI: 0000000000000000 RDI: 0000000000000000 [ 48.623553][ T335] RBP: ffffc90000f57c60 R08: dffffc0000000000 R09: ffffed102000b24f [ 48.631595][ T335] R10: ffffed102000b24f R11: 1ffff1102000b24e R12: ffff8881083ca8f0 [ 48.639555][ T335] R13: 0000000000000000 R14: dffffc0000000000 R15: ffffffffffffffff [ 48.647582][ T335] FS: 00007fcfedc2c6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 48.656575][ T335] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.663227][ T335] CR2: 00007fcfedc0aff8 CR3: 000000010d93f000 CR4: 00000000003506a0 [ 48.671276][ T335] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.679423][ T335] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.687473][ T335] Call Trace: [ 48.690754][ T335] kernfs_find_ns+0x95/0x4b0 [ 48.695343][ T335] kernfs_remove_by_name_ns+0x89/0x160 [ 48.700794][ T335] sysfs_remove_link+0x50/0x60 [ 48.705660][ T335] del_gendisk+0x822/0x9e0 [ 48.710063][ T335] loop_remove+0x46/0xb0 [ 48.714375][ T335] loop_control_ioctl+0x487/0x550 [ 48.719504][ T335] ? loop_remove+0xb0/0xb0 [ 48.723911][ T335] ? __fget_files+0x2c4/0x320 [ 48.728578][ T335] ? security_file_ioctl+0x84/0xa0 [ 48.733760][ T335] ? loop_remove+0xb0/0xb0 [ 48.738245][ T335] __se_sys_ioctl+0x121/0x1a0 [ 48.743056][ T335] __x64_sys_ioctl+0x7b/0x90 [ 48.747635][ T335] do_syscall_64+0x31/0x40 [ 48.752040][ T335] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 48.757924][ T335] RIP: 0033:0x7fcfee0a9ae9 [ 48.762407][ T335] 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 [ 48.782447][ T335] RSP: 002b:00007fcfedc2c0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 48.790872][ T335] RAX: ffffffffffffffda RBX: 00007fcfee1c8f80 RCX: 00007fcfee0a9ae9 [ 48.798834][ T335] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 48.807091][ T335] RBP: 00007fcfee0f547a R08: 0000000000000000 R09: 0000000000000000 [ 48.815228][ T335] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 48.823215][ T335] R13: 000000000000000b R14: 00007fcfee1c8f80 R15: 00007ffe76061b88 [ 48.831183][ T335] Modules linked in: [ 48.835416][ T335] ---[ end trace e4e3a36180cbbcb6 ]--- [ 48.841044][ T24] audit: type=1400 audit(1754643418.170:96): avc: denied { read } for pid=77 comm="syslogd" name="log" dev="sda1" ino=2010 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 [ 48.863301][ T335] RIP: 0010:strlen+0x29/0x70 [ 48.863323][ T24] audit: type=1400 audit(1754643418.170:97): avc: denied { search } for pid=77 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 48.867999][ T335] Code: 00 55 48 89 e5 41 57 41 56 41 54 53 48 c7 c0 ff ff ff ff 49 be 00 00 00 00 00 fc ff df 48 89 fb 49 89 c7 48 89 d8 48 c1 e8 03 <42> 0f b6 04 30 84 c0 75 11 48 ff c3 49 8d 47 01 42 80 7c 3f 01 00 [ 48.868007][ T335] RSP: 0018:ffffc90000f57c40 EFLAGS: 00010246 [ 48.868027][ T335] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 48.889463][ T24] audit: type=1400 audit(1754643418.170:98): avc: denied { write } for pid=77 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 48.909503][ T335] RDX: ffff88810cbb93c0 RSI: 0000000000000000 RDI: 0000000000000000 [ 48.915208][ T24] audit: type=1400 audit(1754643418.170:99): avc: denied { add_name } for pid=77 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 48.923619][ T335] RBP: ffffc90000f57c60 R08: dffffc0000000000 R09: ffffed102000b24f [ 48.945389][ T24] audit: type=1400 audit(1754643418.170:100): avc: denied { create } for pid=77 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 48.953206][ T335] R10: ffffed102000b24f R11: 1ffff1102000b24e R12: ffff8881083ca8f0 [ 48.953214][ T335] R13: 0000000000000000 R14: dffffc0000000000 R15: ffffffffffffffff [ 48.953223][ T335] FS: 00007fcfedc2c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 48.953247][ T335] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.974123][ T24] audit: type=1400 audit(1754643418.170:101): avc: denied { append open } for pid=77 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=5 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 48.982091][ T335] CR2: 00007fcfee1c50c0 CR3: 000000010d93f000 CR4: 00000000003506b0 [ 49.065307][ T335] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 49.073386][ T335] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 49.081625][ T335] Kernel panic - not syncing: Fatal exception [ 49.087909][ T335] Kernel Offset: disabled [ 49.092437][ T335] Rebooting in 86400 seconds..