Warning: Permanently added '10.128.1.53' (ED25519) to the list of known hosts. 2024/02/05 17:38:28 ignoring optional flag "sandboxArg"="0" 2024/02/05 17:38:28 parsed 1 programs [ 43.391135][ T23] kauditd_printk_skb: 72 callbacks suppressed [ 43.391145][ T23] audit: type=1400 audit(1707154708.520:148): avc: denied { mounton } for pid=407 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 43.422363][ T23] audit: type=1400 audit(1707154708.520:149): avc: denied { mount } for pid=407 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 [ 43.445365][ T23] audit: type=1400 audit(1707154708.550:150): avc: denied { unlink } for pid=407 comm="syz-executor" name="swap-file" dev="sda1" ino=1929 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" 2024/02/05 17:38:28 executed programs: 0 [ 43.505907][ T407] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 43.575930][ T411] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.582771][ T411] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.590644][ T411] device bridge_slave_0 entered promiscuous mode [ 43.597491][ T411] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.604707][ T411] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.612287][ T411] device bridge_slave_1 entered promiscuous mode [ 43.659526][ T23] audit: type=1400 audit(1707154708.790:151): avc: denied { create } for pid=411 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 43.673910][ T411] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.680072][ T23] audit: type=1400 audit(1707154708.800:152): avc: denied { write } for pid=411 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 43.686862][ T411] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.686987][ T411] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.707924][ T23] audit: type=1400 audit(1707154708.800:153): avc: denied { read } for pid=411 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 43.714362][ T411] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.765077][ T366] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.772427][ T366] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.779953][ T366] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.787585][ T366] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.807478][ T366] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.816358][ T366] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.823180][ T366] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.830905][ T366] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.838955][ T366] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.845814][ T366] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.852956][ T366] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.860882][ T366] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.877509][ T18] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 43.895872][ T18] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.903654][ T18] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 43.915313][ T107] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 43.926743][ T18] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 43.942254][ T23] audit: type=1400 audit(1707154709.070:154): avc: denied { mounton } for pid=411 comm="syz-executor.0" path="/dev/binderfs" dev="devtmpfs" ino=10723 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1 [ 43.977846][ T23] audit: type=1400 audit(1707154709.110:155): avc: denied { ioctl } for pid=416 comm="syz-executor.0" path="/dev/loop-control" dev="devtmpfs" ino=9291 ioctlcmd=0x4c81 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:loop_control_device_t tclass=chr_file permissive=1 [ 44.017848][ T417] FAULT_INJECTION: forcing a failure. [ 44.017848][ T417] name failslab, interval 1, probability 0, space 0, times 1 [ 44.030293][ T417] CPU: 0 PID: 417 Comm: syz-executor.0 Not tainted 5.4.265-syzkaller-04842-gbf4c80bc4358 #0 [ 44.041529][ T417] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 44.051419][ T417] Call Trace: [ 44.054666][ T417] dump_stack+0x1d8/0x241 [ 44.058832][ T417] ? panic+0x896/0x896 [ 44.063076][ T417] ? nf_ct_l4proto_log_invalid+0x258/0x258 [ 44.068809][ T417] should_fail+0x71f/0x880 [ 44.073070][ T417] ? setup_fault_attr+0x3d0/0x3d0 [ 44.078009][ T417] ? deref_stack_reg+0x1f0/0x1f0 [ 44.082775][ T417] ? stack_trace_save+0x118/0x1c0 [ 44.087723][ T417] ? __kernfs_new_node+0x99/0x6e0 [ 44.092580][ T417] should_failslab+0x5/0x20 [ 44.096923][ T417] __kmalloc_track_caller+0x4f/0x2b0 [ 44.102052][ T417] ? entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 44.107953][ T417] kstrdup_const+0x51/0x90 [ 44.112222][ T417] __kernfs_new_node+0x99/0x6e0 [ 44.116886][ T417] ? entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 44.122783][ T417] ? kernfs_new_node+0x160/0x160 [ 44.127556][ T417] ? stack_trace_save+0x118/0x1c0 [ 44.132415][ T417] ? stack_trace_snprint+0x170/0x170 [ 44.137538][ T417] ? stack_depot_save+0x417/0x480 [ 44.142422][ T417] ? _raw_spin_unlock_irqrestore+0x57/0x80 [ 44.148051][ T417] ? stack_depot_save+0x417/0x480 [ 44.152904][ T417] kernfs_create_dir_ns+0x90/0x220 [ 44.158111][ T417] sysfs_create_dir_ns+0x185/0x390 [ 44.163430][ T417] ? sysfs_warn_dup+0xa0/0xa0 [ 44.168054][ T417] kobject_add_internal+0x6b7/0xca0 [ 44.173132][ T417] kobject_add+0x14e/0x210 [ 44.177331][ T417] ? _raw_spin_lock+0xa4/0x1b0 [ 44.181930][ T417] ? kobject_init+0x1d0/0x1d0 [ 44.186443][ T417] ? mutex_unlock+0x18/0x40 [ 44.190810][ T417] ? get_device_parent+0x293/0x400 [ 44.195820][ T417] device_add+0x3eb/0xbb0 [ 44.200080][ T417] __device_add_disk+0x767/0x1220 [ 44.204950][ T417] ? device_add_disk+0x30/0x30 [ 44.209542][ T417] ? __alloc_disk_node+0x459/0x5a0 [ 44.214580][ T417] loop_add+0x573/0x740 [ 44.218646][ T417] loop_control_ioctl+0x448/0x620 [ 44.223780][ T417] ? loop_remove+0xa0/0xa0 [ 44.228068][ T417] ? memset+0x1f/0x40 [ 44.231887][ T417] ? fsnotify+0x1280/0x1340 [ 44.236628][ T417] ? loop_remove+0xa0/0xa0 [ 44.240863][ T417] do_vfs_ioctl+0x742/0x1720 [ 44.245276][ T417] ? ioctl_preallocate+0x250/0x250 [ 44.250404][ T417] ? __fget+0x407/0x490 [ 44.254483][ T417] ? fget_many+0x20/0x20 [ 44.259651][ T417] ? debug_smp_processor_id+0x20/0x20 [ 44.265112][ T417] ? security_file_ioctl+0x7d/0xa0 [ 44.270231][ T417] __x64_sys_ioctl+0xd4/0x110 [ 44.274751][ T417] do_syscall_64+0xca/0x1c0 [ 44.279178][ T417] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 44.286883][ T417] kobject_add_internal failed for loop2 (error: -12 parent: block) [ 44.294802][ T417] kobject_add_internal failed for queue (error: -2 parent: loop2) [ 44.303048][ T417] ------------[ cut here ]------------ [ 44.308670][ T417] WARNING: CPU: 0 PID: 417 at fs/sysfs/file.c:328 sysfs_create_files+0x325/0x470 [ 44.318151][ T417] Modules linked in: [ 44.321950][ T417] CPU: 0 PID: 417 Comm: syz-executor.0 Not tainted 5.4.265-syzkaller-04842-gbf4c80bc4358 #0 [ 44.332815][ T417] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 44.342983][ T417] RIP: 0010:sysfs_create_files+0x325/0x470 [ 44.349307][ T417] Code: c1 03 38 c1 0f 8c b7 fe ff ff 48 8d 7c 24 70 e8 11 14 d6 ff e9 a8 fe ff ff e8 d7 41 a6 ff 31 db e9 ef 00 00 00 e8 cb 41 a6 ff <0f> 0b bb ea ff ff ff 4c 8b 74 24 08 eb 17 85 db 0f 84 cf 00 00 00 [ 44.368752][ T417] RSP: 0018:ffff8881eeb87940 EFLAGS: 00010293 [ 44.374658][ T417] RAX: ffffffff81be0628 RBX: ffff8881ee5790a0 RCX: ffff8881f0dd9f80 [ 44.382560][ T417] RDX: 0000000000000000 RSI: ffffffff85a65aa0 RDI: ffff8881ee579070 [ 44.390442][ T417] RBP: ffff8881eeb87a10 R08: ffffffff844a46c0 R09: ffffed103e0e67b2 [ 44.398254][ T417] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 44.406077][ T417] R13: ffffffff84f98e40 R14: dffffc0000000000 R15: ffff8881ee579070 [ 44.413881][ T417] FS: 00007f9916d3d6c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 44.422914][ T417] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.429333][ T417] CR2: 00007f9916d3cff8 CR3: 00000001f0682000 CR4: 00000000003406b0 [ 44.437151][ T417] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 44.445085][ T417] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 44.452979][ T417] Call Trace: [ 44.456120][ T417] ? __warn+0x162/0x250 [ 44.460225][ T417] ? report_bug+0x3a1/0x4e0 [ 44.464558][ T417] ? sysfs_create_files+0x325/0x470 [ 44.469953][ T417] ? sysfs_create_files+0x325/0x470 [ 44.474966][ T417] ? do_invalid_op+0x6e/0x110 [ 44.479490][ T417] ? invalid_op+0x1e/0x30 [ 44.483649][ T417] ? kobject_get+0xc0/0x110 [ 44.488072][ T417] ? sysfs_create_files+0x458/0x470 [ 44.493113][ T417] ? sysfs_create_files+0x325/0x470 [ 44.498225][ T417] ? sysfs_create_file_ns+0x2a0/0x2a0 [ 44.503432][ T417] ? kobject_get+0xc9/0x110 [ 44.507784][ T417] __device_add_disk+0x949/0x1220 [ 44.512646][ T417] ? device_add_disk+0x30/0x30 [ 44.517232][ T417] ? __alloc_disk_node+0x459/0x5a0 [ 44.522190][ T417] loop_add+0x573/0x740 [ 44.526172][ T417] loop_control_ioctl+0x448/0x620 [ 44.531213][ T417] ? loop_remove+0xa0/0xa0 [ 44.535472][ T417] ? memset+0x1f/0x40 [ 44.539279][ T417] ? fsnotify+0x1280/0x1340 [ 44.543631][ T417] ? loop_remove+0xa0/0xa0 [ 44.548083][ T417] do_vfs_ioctl+0x742/0x1720 [ 44.552473][ T417] ? ioctl_preallocate+0x250/0x250 [ 44.557426][ T417] ? __fget+0x407/0x490 [ 44.561497][ T417] ? fget_many+0x20/0x20 [ 44.565589][ T417] ? debug_smp_processor_id+0x20/0x20 [ 44.570787][ T417] ? security_file_ioctl+0x7d/0xa0 [ 44.575737][ T417] __x64_sys_ioctl+0xd4/0x110 [ 44.580245][ T417] do_syscall_64+0xca/0x1c0 [ 44.584588][ T417] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 44.590716][ T417] ---[ end trace b735bc551973eef8 ]--- [ 44.597924][ T417] ------------[ cut here ]------------ [ 44.603224][ T417] kernfs: can not remove 'events', no directory [ 44.609607][ T417] WARNING: CPU: 0 PID: 417 at fs/kernfs/dir.c:1511 kernfs_remove_by_name_ns+0xb1/0x100 [ 44.619115][ T417] Modules linked in: [ 44.622971][ T417] CPU: 0 PID: 417 Comm: syz-executor.0 Tainted: G W 5.4.265-syzkaller-04842-gbf4c80bc4358 #0 [ 44.634396][ T417] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 44.644511][ T417] RIP: 0010:kernfs_remove_by_name_ns+0xb1/0x100 [ 44.650576][ T417] Code: ff 03 48 89 df e8 ff ef ff ff 48 89 df e8 67 ae ff ff 31 db eb 27 e8 6e 9f a6 ff 48 c7 c7 80 9d e5 84 4c 89 fe e8 0f 57 7d ff <0f> 0b bb fe ff ff ff eb 16 e8 51 9f a6 ff bb fe ff ff ff 48 c7 c7 [ 44.670017][ T417] RSP: 0018:ffff8881eeb87918 EFLAGS: 00010246 [ 44.675919][ T417] RAX: 4a55ecf00f7f9f00 RBX: 0000000000000000 RCX: ffff8881f0dd9f80 [ 44.683726][ T417] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 44.691541][ T417] RBP: ffff8881eeb87a10 R08: ffffffff814d68b2 R09: ffffed103edca9b8 [ 44.699932][ T417] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 44.707791][ T417] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff84f98f00 [ 44.715609][ T417] FS: 00007f9916d3d6c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 44.724368][ T417] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.730872][ T417] CR2: 00007f9916d3cff8 CR3: 00000001f0682000 CR4: 00000000003406b0 [ 44.738772][ T417] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 44.746600][ T417] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 44.754417][ T417] Call Trace: [ 44.757527][ T417] ? __warn+0x162/0x250 [ 44.761516][ T417] ? report_bug+0x3a1/0x4e0 [ 44.765943][ T417] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 44.771411][ T417] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 44.776876][ T417] ? do_invalid_op+0x6e/0x110 [ 44.781389][ T417] ? invalid_op+0x1e/0x30 [ 44.785556][ T417] ? wake_up_klogd+0xb2/0xf0 [ 44.789983][ T417] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 44.795448][ T417] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 44.801015][ T417] sysfs_create_files+0x3de/0x470 [ 44.805868][ T417] ? sysfs_create_file_ns+0x2a0/0x2a0 [ 44.811073][ T417] ? kobject_get+0xc9/0x110 [ 44.815438][ T417] __device_add_disk+0x949/0x1220 [ 44.820275][ T417] ? device_add_disk+0x30/0x30 [ 44.824900][ T417] ? __alloc_disk_node+0x459/0x5a0 [ 44.829831][ T417] loop_add+0x573/0x740 [ 44.833819][ T417] loop_control_ioctl+0x448/0x620 [ 44.838699][ T417] ? loop_remove+0xa0/0xa0 [ 44.842952][ T417] ? memset+0x1f/0x40 [ 44.846743][ T417] ? fsnotify+0x1280/0x1340 [ 44.851094][ T417] ? loop_remove+0xa0/0xa0 [ 44.855335][ T417] do_vfs_ioctl+0x742/0x1720 [ 44.859853][ T417] ? ioctl_preallocate+0x250/0x250 [ 44.864824][ T417] ? __fget+0x407/0x490 [ 44.868800][ T417] ? fget_many+0x20/0x20 [ 44.872870][ T417] ? debug_smp_processor_id+0x20/0x20 [ 44.878165][ T417] ? security_file_ioctl+0x7d/0xa0 [ 44.883124][ T417] __x64_sys_ioctl+0xd4/0x110 [ 44.887623][ T417] do_syscall_64+0xca/0x1c0 [ 44.891966][ T417] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 44.897689][ T417] ---[ end trace b735bc551973eef9 ]--- [ 44.904571][ T417] loop2: failed to create sysfs files for events [ 44.920744][ T422] ------------[ cut here ]------------ [ 44.926268][ T422] kernfs: can not remove 'events', no directory [ 44.932404][ T422] WARNING: CPU: 0 PID: 422 at fs/kernfs/dir.c:1511 kernfs_remove_by_name_ns+0xb1/0x100 [ 44.941849][ T422] Modules linked in: [ 44.945595][ T422] CPU: 0 PID: 422 Comm: syz-executor.0 Tainted: G W 5.4.265-syzkaller-04842-gbf4c80bc4358 #0 [ 44.956957][ T422] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 44.966860][ T422] RIP: 0010:kernfs_remove_by_name_ns+0xb1/0x100 [ 44.972930][ T422] Code: ff 03 48 89 df e8 ff ef ff ff 48 89 df e8 67 ae ff ff 31 db eb 27 e8 6e 9f a6 ff 48 c7 c7 80 9d e5 84 4c 89 fe e8 0f 57 7d ff <0f> 0b bb fe ff ff ff eb 16 e8 51 9f a6 ff bb fe ff ff ff 48 c7 c7 [ 44.992379][ T422] RSP: 0018:ffff8881ee10fa38 EFLAGS: 00010246 [ 44.998271][ T422] RAX: e0ec5c4a592e4a00 RBX: 0000000000000000 RCX: ffff8881f30f2f40 [ 45.006109][ T422] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 45.014012][ T422] RBP: ffffffff85a65aa0 R08: ffffffff814d68b2 R09: ffffed103edc5262 [ 45.021845][ T422] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 45.029636][ T422] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffffff84f98f00 [ 45.037445][ T422] FS: 00007f9916d3d6c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 45.046208][ T422] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.052635][ T422] CR2: 00007ffc5d1677b8 CR3: 00000001db898000 CR4: 00000000003406b0 [ 45.060619][ T422] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 45.068776][ T422] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 45.076791][ T422] Call Trace: [ 45.079925][ T422] ? __warn+0x162/0x250 [ 45.083982][ T422] ? report_bug+0x3a1/0x4e0 [ 45.088253][ T422] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 45.093722][ T422] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 45.099208][ T422] ? do_invalid_op+0x6e/0x110 [ 45.103708][ T422] ? invalid_op+0x1e/0x30 [ 45.107870][ T422] ? wake_up_klogd+0xb2/0xf0 [ 45.112389][ T422] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 45.117861][ T422] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 45.123418][ T422] sysfs_remove_files+0x91/0xe0 [ 45.128097][ T422] del_gendisk+0x26e/0xc30 [ 45.132344][ T422] ? avc_flush+0x1f0/0x1f0 [ 45.136610][ T422] ? device_add_disk_no_queue_reg+0x20/0x20 [ 45.142321][ T422] ? delete_node+0x706/0x780 [ 45.148054][ T422] loop_remove+0x42/0xa0 [ 45.152228][ T422] loop_control_ioctl+0x564/0x620 [ 45.157280][ T422] ? loop_remove+0xa0/0xa0 [ 45.161547][ T422] ? loop_remove+0xa0/0xa0 [ 45.165901][ T422] do_vfs_ioctl+0x742/0x1720 [ 45.170394][ T422] ? ioctl_preallocate+0x250/0x250 [ 45.175336][ T422] ? __fget+0x407/0x490 [ 45.179417][ T422] ? fget_many+0x20/0x20 [ 45.183493][ T422] ? switch_fpu_return+0x1d4/0x410 [ 45.188535][ T422] ? security_file_ioctl+0x7d/0xa0 [ 45.193472][ T422] __x64_sys_ioctl+0xd4/0x110 [ 45.197995][ T422] do_syscall_64+0xca/0x1c0 [ 45.202328][ T422] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 45.208056][ T422] ---[ end trace b735bc551973eefa ]--- [ 45.215189][ T422] ------------[ cut here ]------------ [ 45.220589][ T422] kernfs: can not remove 'events_async', no directory [ 45.227331][ T422] WARNING: CPU: 0 PID: 422 at fs/kernfs/dir.c:1511 kernfs_remove_by_name_ns+0xb1/0x100 [ 45.236751][ T422] Modules linked in: [ 45.240527][ T422] CPU: 0 PID: 422 Comm: syz-executor.0 Tainted: G W 5.4.265-syzkaller-04842-gbf4c80bc4358 #0 [ 45.251862][ T422] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 45.261848][ T422] RIP: 0010:kernfs_remove_by_name_ns+0xb1/0x100 [ 45.267929][ T422] Code: ff 03 48 89 df e8 ff ef ff ff 48 89 df e8 67 ae ff ff 31 db eb 27 e8 6e 9f a6 ff 48 c7 c7 80 9d e5 84 4c 89 fe e8 0f 57 7d ff <0f> 0b bb fe ff ff ff eb 16 e8 51 9f a6 ff bb fe ff ff ff 48 c7 c7 [ 45.288400][ T422] RSP: 0018:ffff8881ee10fa38 EFLAGS: 00010246 [ 45.294306][ T422] RAX: e0ec5c4a592e4a00 RBX: 0000000000000000 RCX: ffff8881f30f2f40 [ 45.302142][ T422] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 45.310025][ T422] RBP: ffffffff85a65aa0 R08: ffffffff814d68b2 R09: 0000000000000003 [ 45.317847][ T422] R10: ffffffffffffffff R11: dffffc0000000001 R12: 0000000000000000 [ 45.325827][ T422] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffffff84f98fa0 [ 45.333637][ T422] FS: 00007f9916d3d6c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 45.342412][ T422] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.348818][ T422] CR2: 00007ffc5d1677b8 CR3: 00000001db898000 CR4: 00000000003406b0 [ 45.356717][ T422] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 45.364525][ T422] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 45.372334][ T422] Call Trace: [ 45.375476][ T422] ? __warn+0x162/0x250 [ 45.379461][ T422] ? report_bug+0x3a1/0x4e0 [ 45.383883][ T422] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 45.389709][ T422] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 45.395350][ T422] ? do_invalid_op+0x6e/0x110 [ 45.399862][ T422] ? invalid_op+0x1e/0x30 [ 45.404031][ T422] ? wake_up_klogd+0xb2/0xf0 [ 45.408467][ T422] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 45.413923][ T422] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 45.419402][ T422] sysfs_remove_files+0x91/0xe0 [ 45.424079][ T422] del_gendisk+0x26e/0xc30 [ 45.428330][ T422] ? avc_flush+0x1f0/0x1f0 [ 45.432589][ T422] ? device_add_disk_no_queue_reg+0x20/0x20 [ 45.438397][ T422] ? delete_node+0x706/0x780 [ 45.442833][ T422] loop_remove+0x42/0xa0 [ 45.447166][ T422] loop_control_ioctl+0x564/0x620 [ 45.452137][ T422] ? loop_remove+0xa0/0xa0 [ 45.456392][ T422] ? loop_remove+0xa0/0xa0 [ 45.460646][ T422] do_vfs_ioctl+0x742/0x1720 [ 45.465071][ T422] ? ioctl_preallocate+0x250/0x250 [ 45.470019][ T422] ? __fget+0x407/0x490 [ 45.474018][ T422] ? fget_many+0x20/0x20 [ 45.478091][ T422] ? switch_fpu_return+0x1d4/0x410 [ 45.483211][ T422] ? security_file_ioctl+0x7d/0xa0 [ 45.488164][ T422] __x64_sys_ioctl+0xd4/0x110 [ 45.492672][ T422] do_syscall_64+0xca/0x1c0 [ 45.497020][ T422] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 45.502739][ T422] ---[ end trace b735bc551973eefb ]--- [ 45.509955][ T422] ------------[ cut here ]------------ [ 45.515297][ T422] kernfs: can not remove 'events_poll_msecs', no directory [ 45.522532][ T422] WARNING: CPU: 0 PID: 422 at fs/kernfs/dir.c:1511 kernfs_remove_by_name_ns+0xb1/0x100 [ 45.531962][ T422] Modules linked in: [ 45.535697][ T422] CPU: 0 PID: 422 Comm: syz-executor.0 Tainted: G W 5.4.265-syzkaller-04842-gbf4c80bc4358 #0 [ 45.546976][ T422] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 45.556875][ T422] RIP: 0010:kernfs_remove_by_name_ns+0xb1/0x100 [ 45.562949][ T422] Code: ff 03 48 89 df e8 ff ef ff ff 48 89 df e8 67 ae ff ff 31 db eb 27 e8 6e 9f a6 ff 48 c7 c7 80 9d e5 84 4c 89 fe e8 0f 57 7d ff <0f> 0b bb fe ff ff ff eb 16 e8 51 9f a6 ff bb fe ff ff ff 48 c7 c7 [ 45.582660][ T422] RSP: 0018:ffff8881ee10fa38 EFLAGS: 00010246 [ 45.588563][ T422] RAX: e0ec5c4a592e4a00 RBX: 0000000000000000 RCX: ffff8881f30f2f40 [ 45.596553][ T422] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 45.604365][ T422] RBP: ffffffff85a65aa0 R08: ffffffff814d68b2 R09: 0000000000000003 [ 45.612258][ T422] R10: ffffffffffffffff R11: dffffc0000000001 R12: 0000000000000000 [ 45.620067][ T422] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffffff84f98fc0 [ 45.628050][ T422] FS: 00007f9916d3d6c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 45.636943][ T422] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.643665][ T422] CR2: 00007ffc5d1677b8 CR3: 00000001db898000 CR4: 00000000003406b0 [ 45.651644][ T422] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 45.659550][ T422] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 45.667669][ T422] Call Trace: [ 45.670808][ T422] ? __warn+0x162/0x250 [ 45.674794][ T422] ? report_bug+0x3a1/0x4e0 [ 45.679128][ T422] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 45.684701][ T422] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 45.690242][ T422] ? do_invalid_op+0x6e/0x110 [ 45.694751][ T422] ? invalid_op+0x1e/0x30 [ 45.698920][ T422] ? wake_up_klogd+0xb2/0xf0 [ 45.703343][ T422] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 45.708899][ T422] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 45.714371][ T422] sysfs_remove_files+0x91/0xe0 [ 45.719142][ T422] del_gendisk+0x26e/0xc30 [ 45.723396][ T422] ? avc_flush+0x1f0/0x1f0 [ 45.727650][ T422] ? device_add_disk_no_queue_reg+0x20/0x20 [ 45.733376][ T422] ? delete_node+0x706/0x780 [ 45.737846][ T422] loop_remove+0x42/0xa0 [ 45.741885][ T422] loop_control_ioctl+0x564/0x620 [ 45.746743][ T422] ? loop_remove+0xa0/0xa0 [ 45.751014][ T422] ? loop_remove+0xa0/0xa0 [ 45.755249][ T422] do_vfs_ioctl+0x742/0x1720 [ 45.759673][ T422] ? ioctl_preallocate+0x250/0x250 [ 45.764622][ T422] ? __fget+0x407/0x490 [ 45.768784][ T422] ? fget_many+0x20/0x20 [ 45.772865][ T422] ? switch_fpu_return+0x1d4/0x410 [ 45.777812][ T422] ? security_file_ioctl+0x7d/0xa0 [ 45.782761][ T422] __x64_sys_ioctl+0xd4/0x110 [ 45.787744][ T422] do_syscall_64+0xca/0x1c0 [ 45.792067][ T422] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 45.797892][ T422] ---[ end trace b735bc551973eefc ]--- [ 45.805598][ T422] ------------[ cut here ]------------ [ 45.810957][ T422] kernfs: can not remove 'bdi', no directory [ 45.817000][ T422] WARNING: CPU: 0 PID: 422 at fs/kernfs/dir.c:1511 kernfs_remove_by_name_ns+0xb1/0x100 [ 45.826439][ T422] Modules linked in: [ 45.830167][ T422] CPU: 0 PID: 422 Comm: syz-executor.0 Tainted: G W 5.4.265-syzkaller-04842-gbf4c80bc4358 #0 [ 45.841665][ T422] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 45.851769][ T422] RIP: 0010:kernfs_remove_by_name_ns+0xb1/0x100 [ 45.857817][ T422] Code: ff 03 48 89 df e8 ff ef ff ff 48 89 df e8 67 ae ff ff 31 db eb 27 e8 6e 9f a6 ff 48 c7 c7 80 9d e5 84 4c 89 fe e8 0f 57 7d ff <0f> 0b bb fe ff ff ff eb 16 e8 51 9f a6 ff bb fe ff ff ff 48 c7 c7 [ 45.877360][ T422] RSP: 0018:ffff8881ee10fa78 EFLAGS: 00010246 [ 45.883358][ T422] RAX: e0ec5c4a592e4a00 RBX: 0000000000000000 RCX: ffff8881f30f2f40 [ 45.891373][ T422] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 45.899167][ T422] RBP: ffff8881ee10fb88 R08: ffffffff814d68b2 R09: 0000000000000003 [ 45.906974][ T422] R10: ffffffffffffffff R11: dffffc0000000001 R12: ffff8881ee579000 [ 45.914778][ T422] R13: ffff8881ee5794e8 R14: 0000000000000000 R15: ffffffff84f98a60 [ 45.922594][ T422] FS: 00007f9916d3d6c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 45.931355][ T422] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.937780][ T422] CR2: 00007ffc5d1677b8 CR3: 00000001db898000 CR4: 00000000003406b0 [ 45.945596][ T422] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 45.953426][ T422] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 45.961338][ T422] Call Trace: [ 45.964459][ T422] ? __warn+0x162/0x250 [ 45.968631][ T422] ? report_bug+0x3a1/0x4e0 [ 45.973242][ T422] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 45.978700][ T422] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 45.984166][ T422] ? do_invalid_op+0x6e/0x110 [ 45.988692][ T422] ? invalid_op+0x1e/0x30 [ 45.993136][ T422] ? wake_up_klogd+0xb2/0xf0 [ 45.997545][ T422] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 46.003098][ T422] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 46.008595][ T422] del_gendisk+0x5a1/0xc30 [ 46.012823][ T422] ? device_add_disk_no_queue_reg+0x20/0x20 [ 46.018552][ T422] ? delete_node+0x706/0x780 [ 46.023138][ T422] loop_remove+0x42/0xa0 [ 46.027225][ T422] loop_control_ioctl+0x564/0x620 [ 46.032069][ T422] ? loop_remove+0xa0/0xa0 [ 46.036323][ T422] ? loop_remove+0xa0/0xa0 [ 46.040573][ T422] do_vfs_ioctl+0x742/0x1720 [ 46.045006][ T422] ? ioctl_preallocate+0x250/0x250 [ 46.049954][ T422] ? __fget+0x407/0x490 [ 46.053943][ T422] ? fget_many+0x20/0x20 [ 46.058028][ T422] ? switch_fpu_return+0x1d4/0x410 [ 46.062968][ T422] ? security_file_ioctl+0x7d/0xa0 [ 46.067928][ T422] __x64_sys_ioctl+0xd4/0x110 [ 46.072685][ T422] do_syscall_64+0xca/0x1c0 [ 46.077026][ T422] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 46.082936][ T422] ---[ end trace b735bc551973eefd ]--- [ 46.090414][ T422] kasan: CONFIG_KASAN_INLINE enabled [ 46.095557][ T422] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 46.103631][ T422] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 46.110442][ T422] CPU: 0 PID: 422 Comm: syz-executor.0 Tainted: G W 5.4.265-syzkaller-04842-gbf4c80bc4358 #0 [ 46.121726][ T422] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 46.131598][ T422] RIP: 0010:device_del+0xe7/0xfa0 [ 46.136549][ T422] Code: df e8 3d db 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 [ 46.156164][ T422] RSP: 0018:ffff8881ee10f9c0 EFLAGS: 00010202 [ 46.162068][ T422] RAX: dffffc0000000000 RBX: ffff8881ee5790d8 RCX: 1ffff1103dcaf21b [ 46.169874][ T422] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff8881ee10f940 [ 46.177686][ T422] RBP: ffff8881ee10fa90 R08: dffffc0000000000 R09: ffffed103dc21f29 [ 46.185498][ T422] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000019 [ 46.193569][ T422] R13: ffff8881ee579070 R14: ffff8881ee579110 R15: 00000000000000c8 [ 46.201478][ T422] FS: 00007f9916d3d6c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 46.210255][ T422] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.216671][ T422] CR2: 00007ffc5d1677b8 CR3: 00000001db898000 CR4: 00000000003406b0 [ 46.224484][ T422] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.232738][ T422] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.240545][ T422] Call Trace: [ 46.243687][ T422] ? __die+0xb4/0x100 [ 46.247495][ T422] ? die+0x26/0x50 [ 46.251150][ T422] ? do_general_protection+0x266/0x3c0 [ 46.256446][ T422] ? do_trap+0x340/0x340 [ 46.260515][ T422] ? general_protection+0x28/0x30 [ 46.265377][ T422] ? device_del+0xe7/0xfa0 [ 46.269624][ T422] ? mutex_trylock+0xa0/0xa0 [ 46.274047][ T422] ? kill_device+0xc0/0xc0 [ 46.278299][ T422] ? _raw_spin_unlock_irq+0x4a/0x60 [ 46.283797][ T422] ? pm_runtime_set_memalloc_noio+0x1ec/0x250 [ 46.289711][ T422] del_gendisk+0x9d9/0xc30 [ 46.294301][ T422] ? device_add_disk_no_queue_reg+0x20/0x20 [ 46.300028][ T422] ? delete_node+0x706/0x780 [ 46.304546][ T422] loop_remove+0x42/0xa0 [ 46.308631][ T422] loop_control_ioctl+0x564/0x620 [ 46.313480][ T422] ? loop_remove+0xa0/0xa0 [ 46.317744][ T422] ? loop_remove+0xa0/0xa0 [ 46.322184][ T422] do_vfs_ioctl+0x742/0x1720 [ 46.326613][ T422] ? ioctl_preallocate+0x250/0x250 [ 46.331557][ T422] ? __fget+0x407/0x490 [ 46.335550][ T422] ? fget_many+0x20/0x20 [ 46.339631][ T422] ? switch_fpu_return+0x1d4/0x410 [ 46.344578][ T422] ? security_file_ioctl+0x7d/0xa0 [ 46.349661][ T422] __x64_sys_ioctl+0xd4/0x110 [ 46.354163][ T422] do_syscall_64+0xca/0x1c0 [ 46.358493][ T422] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 46.364211][ T422] Modules linked in: [ 46.368857][ T422] ---[ end trace b735bc551973eefe ]--- [ 46.374727][ T422] RIP: 0010:device_del+0xe7/0xfa0 [ 46.379689][ T422] Code: df e8 3d db 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 [ 46.399986][ T422] RSP: 0018:ffff8881ee10f9c0 EFLAGS: 00010202 [ 46.405937][ T422] RAX: dffffc0000000000 RBX: ffff8881ee5790d8 RCX: 1ffff1103dcaf21b [ 46.413668][ T422] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff8881ee10f940 [ 46.421524][ T422] RBP: ffff8881ee10fa90 R08: dffffc0000000000 R09: ffffed103dc21f29 [ 46.429312][ T422] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000019 [ 46.437134][ T422] R13: ffff8881ee579070 R14: ffff8881ee579110 R15: 00000000000000c8 [ 46.444911][ T422] FS: 00007f9916d3d6c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 46.453880][ T422] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.460309][ T422] CR2: 00007ffc5d1677b8 CR3: 00000001db898000 CR4: 00000000003406b0 [ 46.468115][ T422] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.476015][ T422] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.483818][ T422] Kernel panic - not syncing: Fatal exception [ 46.490001][ T422] Kernel Offset: disabled [ 46.494130][ T422] Rebooting in 86400 seconds..