0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r3, 0x3, 0x10, 0x5) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r1, r2) 2026/11/30 21:10:33 executing program 5: mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0) r0 = socket$inet_sctp(0x2, 0x8000000005, 0x84) setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000100)={0x0, @in={{0x2}}}, 0x98) 2026/11/30 21:10:33 executing program 1: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") syz_mount_image$msdos(&(0x7f0000000080)='msdos\x00', &(0x7f0000000040)='./file0\x00', 0xe900, 0x1, &(0x7f00000001c0)=[{&(0x7f0000000300)="eb3c906d6b66732e666174000404010a0200027400f801", 0x17}], 0x0, &(0x7f0000000000)={[{@fmask={'fmask', 0x3d, [0x33]}, 0x2c}]}) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000000340)={0x0, @in={{0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0xd}}}}, &(0x7f0000000180)=0x84) fallocate(r0, 0x2, 0x200, 0x0) getsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r0, 0x84, 0x18, &(0x7f0000000200)={r1, 0x3}, &(0x7f0000000280)=0x8) 2026/11/30 21:10:33 executing program 3: r0 = openat$cgroup_int(0xffffffffffffffff, &(0x7f0000000080)='cpuset.mems\x00', 0x2, 0x0) write$cgroup_int(r0, &(0x7f0000000000)={[0x33, 0x35, 0x2d, 0x36]}, 0x4) 2026/11/30 21:10:33 executing program 6 (fault-call:2 fault-nth:24): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:10:33 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./filW0/file0 ', 0x0, 0x0) 2026/11/30 21:10:33 executing program 7: r0 = socket$inet_sctp(0x2, 0x0, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)="45f3a8a0bb27933be42fd35e5d1372b5d660f8318289718afd0204c4588fe0028e38e3c1b6a881061d7f85689f8817dc8fcd9734beac42e7c4b371ba5177b9e571ea79c93e57ddcb9ad8ccfb97163d25ed38281a84e87c4f2be7b59e8dadf69c2cfdc10b7cfd07257228cbc451664e4b06814927cb310077a14c8dd68473e6dace39a175203df12fead91aa2e8d39287a688af497e49191e7f4a23ff4d73934d07496bb7565fa3c83e86ac18dabe0cbf8cf0443093ef59bea5bbf838463671f821773a01b67444b897a9d6aaa6233f5a48270045616efb2486b4c4be535118aefd62", 0xe2, 0x4000800, &(0x7f0000000240)={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:10:33 executing program 4: socketpair$unix(0x1, 0x7, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f00000000c0)=0x0) r2 = syz_open_procfs(r1, &(0x7f0000000100)='net/arp\x00') readv(r2, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) openat$autofs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/autofs\x00', 0x82600, 0x0) [ 294.643528] FAT-fs (loop1): Directory bread(block 2563) failed [ 294.649745] FAULT_INJECTION: forcing a failure. [ 294.649745] name failslab, interval 1, probability 0, space 0, times 0 [ 294.661157] CPU: 0 PID: 25402 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 294.668453] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 294.677830] Call Trace: [ 294.680448] dump_stack+0x1b9/0x294 [ 294.684117] ? dump_stack_print_info.cold.2+0x52/0x52 [ 294.685452] FAT-fs (loop1): Directory bread(block 2564) failed [ 294.689344] should_fail.cold.4+0xa/0x1a [ 294.689373] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 294.689395] ? save_stack+0x43/0xd0 [ 294.689414] ? kmem_cache_alloc_trace+0x152/0x780 [ 294.697451] FAT-fs (loop1): Directory bread(block 2565) failed [ 294.699447] ? __memcg_init_list_lru_node+0x17d/0x2c0 [ 294.699465] ? __list_lru_init+0x456/0x790 [ 294.699486] ? sget_userns+0x73a/0xf00 [ 294.699508] ? graph_lock+0x170/0x170 [ 294.699528] ? vfs_kern_mount.part.34+0xd4/0x4d0 [ 294.704830] FAT-fs (loop1): Directory bread(block 2566) failed [ 294.708334] ? do_mount+0x564/0x3070 [ 294.708352] ? ksys_mount+0x12d/0x140 [ 294.708368] ? __x64_sys_mount+0xbe/0x150 [ 294.708388] ? do_syscall_64+0x1b1/0x800 [ 294.708407] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 294.708439] ? find_held_lock+0x36/0x1c0 [ 294.713676] FAT-fs (loop1): Directory bread(block 2567) failed [ 294.719245] ? __lock_is_held+0xb5/0x140 [ 294.719288] ? check_same_owner+0x320/0x320 [ 294.719315] ? rcu_note_context_switch+0x710/0x710 [ 294.719340] __should_failslab+0x124/0x180 [ 294.724779] FAT-fs (loop1): Directory bread(block 2568) failed [ 294.728731] should_failslab+0x9/0x14 [ 294.728752] kmem_cache_alloc_trace+0x2cb/0x780 [ 294.728769] ? __kmalloc_node+0x33/0x70 [ 294.728786] ? __kmalloc_node+0x33/0x70 [ 294.728805] ? rcu_read_lock_sched_held+0x108/0x120 [ 294.728832] __memcg_init_list_lru_node+0x17d/0x2c0 [ 294.733066] FAT-fs (loop1): Directory bread(block 2569) failed [ 294.736483] ? kvfree_rcu+0x20/0x20 [ 294.736504] ? __kmalloc_node+0x47/0x70 2026/11/30 21:10:33 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./fild0/file0 ', 0x0, 0x0) 2026/11/30 21:10:33 executing program 4: socket$kcm(0x29, 0x7, 0x0) openat$pfkey(0xffffffffffffff9c, &(0x7f00000002c0)='/proc/self/net/pfkey\x00', 0x111082, 0x0) openat$vcs(0xffffffffffffff9c, &(0x7f0000000300)='/dev/vcs\x00', 0x101000, 0x0) bpf$MAP_CREATE(0x0, &(0x7f00000000c0)={0xe, 0x84, 0x1ff, 0x10, 0x0, 0xffffffffffffffff, 0xdf900000000}, 0xad7f1a2e39c510c3) r0 = syz_open_dev$vcsa(&(0x7f0000000140)='/dev/vcsa#\x00', 0x1, 0x82202) r1 = fcntl$getown(r0, 0x9) getsockopt$inet6_buf(r0, 0x29, 0x30, &(0x7f00000001c0)=""/151, &(0x7f0000000280)=0x97) getsockopt$inet_sctp6_SCTP_ADAPTATION_LAYER(0xffffffffffffffff, 0x84, 0x7, &(0x7f0000000040), &(0x7f0000000080)=0x4) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f0000000000)) r2 = syz_open_procfs(r1, &(0x7f0000000100)='net/arp\x00') readv(r2, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) [ 294.736535] __list_lru_init+0x456/0x790 [ 294.736559] ? list_lru_destroy+0x4c0/0x4c0 [ 294.741455] FAT-fs (loop1): Directory bread(block 2570) failed [ 294.747243] ? mark_held_locks+0xc9/0x160 [ 294.747269] ? __raw_spin_lock_init+0x1c/0x100 [ 294.747292] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 294.747312] ? __lockdep_init_map+0x105/0x590 [ 294.747335] ? lockdep_init_map+0x9/0x10 [ 294.751353] FAT-fs (loop1): Directory bread(block 2571) failed [ 294.754821] sget_userns+0x73a/0xf00 [ 294.754837] ? get_anon_bdev+0x2f0/0x2f0 2026/11/30 21:10:33 executing program 1: syz_mount_image$xfs(&(0x7f0000000000)='xfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x0, &(0x7f0000000200), 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB="6e087583720f5e7569733d352c00b8e85ada6cac7bd060bd"]) 2026/11/30 21:10:33 executing program 3: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}, {{0xa, 0x0, 0x0, @loopback={0x0, 0x1}}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f00000000c0)={0x0, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}, {{0xa}}}, 0x108) sendto$inet6(r0, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000040)={0xa, 0x4e23, 0x4000, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) sysfs$2(0x2, 0x9, &(0x7f0000000340)=""/133) [ 294.754871] ? destroy_unused_super.part.11+0x110/0x110 [ 294.754895] ? __alloc_pages_nodemask+0xacf/0xd70 [ 294.759244] FAT-fs (loop1): Directory bread(block 2572) failed [ 294.763075] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 294.763103] ? kasan_check_read+0x11/0x20 [ 294.763129] ? cap_capable+0x1f9/0x260 [ 294.763159] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.926856] ? security_capable+0x99/0xc0 [ 294.931562] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 294.937117] ? ns_capable_common+0x13f/0x170 2026/11/30 21:10:33 executing program 3: perf_event_open(&(0x7f00000000c0)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r0, &(0x7f0000f61fe4)={0xa, 0x4e20, 0x0, @ipv4={[], [0xff, 0xff], @broadcast=0xffffffff}}, 0x1c) setsockopt$sock_int(r0, 0x1, 0xf, &(0x7f0000f59ffc)=0x4, 0x4) r1 = socket(0x40000000015, 0x5, 0x0) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f00000001c0)={0x0, 0x0}, &(0x7f0000000200)=0x5) setuid(r2) r3 = socket$inet6(0xa, 0x2, 0x0) r4 = openat(0xffffffffffffffff, &(0x7f0000000140)='./file0\x00', 0x80000000000000, 0x0) setsockopt$sock_int(r3, 0x1, 0xf, &(0x7f0000d1c000)=0x2c, 0x4) bind$inet6(r3, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) ioctl$TUNSETIFF(r4, 0x400454ca, &(0x7f0000000040)={'vcan0\x00', 0x2000}) recvfrom$inet(r1, &(0x7f0000000300)=""/146, 0x92, 0x0, &(0x7f0000000000)={0x2, 0x4e22, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) r5 = socket(0x11, 0x3, 0x81) setsockopt$inet6_MCAST_JOIN_GROUP(r5, 0x29, 0x2a, &(0x7f0000000240)={0x40, {{0xa, 0x4e22, 0x0, @loopback={0x0, 0x1}, 0x6}}}, 0x88) [ 294.941548] ? get_anon_bdev+0x2f0/0x2f0 [ 294.945622] sget+0x10b/0x150 [ 294.948747] ? fuse_get_root_inode+0x190/0x190 [ 294.953346] mount_nodev+0x33/0x110 [ 294.956989] fuse_mount+0x2c/0x40 [ 294.960459] mount_fs+0xae/0x328 [ 294.963860] vfs_kern_mount.part.34+0xd4/0x4d0 [ 294.968504] ? may_umount+0xb0/0xb0 [ 294.972144] ? _raw_read_unlock+0x22/0x30 [ 294.976305] ? __get_fs_type+0x97/0xc0 [ 294.980222] do_mount+0x564/0x3070 [ 294.983792] ? copy_mount_string+0x40/0x40 [ 294.988039] ? trace_hardirqs_on_caller+0x421/0x5c0 2026/11/30 21:10:34 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(0xffffffffffffffff, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)="45f3a8a0bb27933be42fd35e5d1372b5d660f8318289718afd0204c4588fe0028e38e3c1b6a881061d7f85689f8817dc8fcd9734beac42e7c4b371ba5177b9e571ea79c93e57ddcb9ad8ccfb97163d25ed38281a84e87c4f2be7b59e8dadf69c2cfdc10b7cfd07257228cbc451664e4b06814927cb310077a14c8dd68473e6dace39a175203df12fead91aa2e8d39287a688af497e49191e7f4a23ff4d73934d07496bb7565fa3c83e86ac18dabe0cbf8cf0443093ef59bea5bbf838463671f821773a01b67444b897a9d6aaa6233f5a48270045616efb2486b4c4be535118aefd62", 0xe2, 0x4000800, &(0x7f0000000240)={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:10:34 executing program 5: syz_mount_image$iso9660(&(0x7f0000000080)='iso9660\x00', &(0x7f0000000300)='./file0\x00', 0x0, 0x0, &(0x7f0000000800), 0x0, &(0x7f00000000c0)=ANY=[@ANYBLOB="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"]) r0 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vcs\x00', 0x100, 0x0) ioctl$BLKBSZSET(r0, 0x40081271, &(0x7f0000000280)=0x2) syz_genetlink_get_family_id$ipvs(&(0x7f0000000000)='IPVS\x00') [ 294.993071] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 294.997850] ? retint_kernel+0x10/0x10 [ 295.001765] ? copy_mount_options+0x1f0/0x380 [ 295.006285] ? copy_mount_options+0x1f6/0x380 [ 295.011099] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.011116] ? copy_mount_options+0x285/0x380 [ 295.011143] ksys_mount+0x12d/0x140 [ 295.011165] __x64_sys_mount+0xbe/0x150 [ 295.011181] ? trace_hardirqs_on_caller+0x421/0x5c0 2026/11/30 21:10:34 executing program 6 (fault-call:2 fault-nth:25): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) [ 295.011203] do_syscall_64+0x1b1/0x800 [ 295.011225] ? syscall_return_slowpath+0x5c0/0x5c0 [ 295.011244] ? syscall_return_slowpath+0x30f/0x5c0 [ 295.011273] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 295.011298] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 295.011325] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 295.011338] RIP: 0033:0x455a09 [ 295.011348] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 295.011363] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 295.011374] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 295.011384] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 295.011395] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 295.011406] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 [ 295.110001] XFS (loop1): unknown mount option [nur^uis=5]. [ 295.115529] ISOFS: Unable to identify CD-ROM format. [ 295.196159] FAULT_INJECTION: forcing a failure. [ 295.196159] name failslab, interval 1, probability 0, space 0, times 0 [ 295.208276] CPU: 1 PID: 25440 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 295.208287] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 295.208292] Call Trace: [ 295.208316] dump_stack+0x1b9/0x294 [ 295.208339] ? dump_stack_print_info.cold.2+0x52/0x52 [ 295.208359] ? __save_stack_trace+0x7e/0xd0 [ 295.208380] should_fail.cold.4+0xa/0x1a [ 295.208400] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 295.208420] ? save_stack+0x43/0xd0 [ 295.208434] ? kasan_kmalloc+0xc4/0xe0 [ 295.208448] ? kmem_cache_alloc_trace+0x152/0x780 [ 295.208462] ? __memcg_init_list_lru_node+0x17d/0x2c0 [ 295.208475] ? __list_lru_init+0x456/0x790 [ 295.208489] ? sget_userns+0x73a/0xf00 [ 295.208505] ? graph_lock+0x170/0x170 [ 295.208519] ? vfs_kern_mount.part.34+0xd4/0x4d0 [ 295.208532] ? do_mount+0x564/0x3070 [ 295.208545] ? ksys_mount+0x12d/0x140 [ 295.208558] ? __x64_sys_mount+0xbe/0x150 [ 295.208574] ? do_syscall_64+0x1b1/0x800 [ 295.208590] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 295.208607] ? find_held_lock+0x36/0x1c0 [ 295.208627] ? __lock_is_held+0xb5/0x140 [ 295.208656] ? check_same_owner+0x320/0x320 [ 295.208676] ? rcu_note_context_switch+0x710/0x710 [ 295.208695] __should_failslab+0x124/0x180 [ 295.208712] should_failslab+0x9/0x14 [ 295.208726] kmem_cache_alloc_trace+0x2cb/0x780 [ 295.208739] ? __kmalloc_node+0x33/0x70 [ 295.208753] ? __kmalloc_node+0x33/0x70 [ 295.208769] ? rcu_read_lock_sched_held+0x108/0x120 [ 295.208788] __memcg_init_list_lru_node+0x17d/0x2c0 [ 295.208804] ? kvfree_rcu+0x20/0x20 [ 295.208818] ? __kmalloc_node+0x47/0x70 [ 295.208838] __list_lru_init+0x456/0x790 [ 295.208855] ? list_lru_destroy+0x4c0/0x4c0 [ 295.208868] ? mark_held_locks+0xc9/0x160 [ 295.208885] ? __raw_spin_lock_init+0x1c/0x100 [ 295.208900] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 295.208914] ? __lockdep_init_map+0x105/0x590 [ 295.208931] ? lockdep_init_map+0x9/0x10 [ 295.208956] sget_userns+0x73a/0xf00 [ 295.208971] ? get_anon_bdev+0x2f0/0x2f0 [ 295.208996] ? destroy_unused_super.part.11+0x110/0x110 [ 295.209012] ? __alloc_pages_nodemask+0xacf/0xd70 [ 295.209037] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 295.209059] ? kasan_check_read+0x11/0x20 [ 295.209078] ? cap_capable+0x1f9/0x260 [ 295.209100] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.209113] ? security_capable+0x99/0xc0 [ 295.209130] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.209144] ? ns_capable_common+0x13f/0x170 [ 295.209160] ? get_anon_bdev+0x2f0/0x2f0 [ 295.209173] sget+0x10b/0x150 [ 295.209191] ? fuse_get_root_inode+0x190/0x190 [ 295.209205] mount_nodev+0x33/0x110 [ 295.209220] fuse_mount+0x2c/0x40 [ 295.209236] mount_fs+0xae/0x328 [ 295.209255] vfs_kern_mount.part.34+0xd4/0x4d0 [ 295.209271] ? may_umount+0xb0/0xb0 [ 295.209283] ? _raw_read_unlock+0x22/0x30 [ 295.209295] ? __get_fs_type+0x97/0xc0 [ 295.209314] do_mount+0x564/0x3070 [ 295.209328] ? do_raw_spin_unlock+0x9e/0x2e0 [ 295.209346] ? copy_mount_string+0x40/0x40 [ 295.209360] ? rcu_pm_notify+0xc0/0xc0 [ 295.209381] ? copy_mount_options+0x5f/0x380 [ 295.209395] ? rcu_read_lock_sched_held+0x108/0x120 [ 295.209409] ? kmem_cache_alloc_trace+0x616/0x780 [ 295.209430] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 295.209450] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 295.209464] ? copy_mount_options+0x285/0x380 [ 295.209482] ksys_mount+0x12d/0x140 [ 295.209499] __x64_sys_mount+0xbe/0x150 [ 295.209512] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 295.209531] do_syscall_64+0x1b1/0x800 [ 295.209545] ? finish_task_switch+0x1ca/0x840 [ 295.209563] ? syscall_return_slowpath+0x5c0/0x5c0 [ 295.209581] ? syscall_return_slowpath+0x30f/0x5c0 [ 295.209600] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 295.209620] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 295.209642] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 295.209653] RIP: 0033:0x455a09 [ 295.209662] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 295.209680] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 295.209689] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 295.209699] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 295.209708] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 295.209718] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 [ 295.252295] XFS (loop1): unknown mount option [nur^uis=5]. [ 295.800324] ISOFS: Unable to identify CD-ROM format. 2026/11/30 21:10:35 executing program 3: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) r1 = dup(r0) ioctl$SG_SET_TIMEOUT(r1, 0x2201, &(0x7f0000000000)=0xffffffff) r2 = syz_open_dev$vcsn(&(0x7f0000000080)='/dev/vcs#\x00', 0x4, 0x200000) dup3(r0, r2, 0x80000) socket$netlink(0x10, 0x3, 0x13) 2026/11/30 21:10:35 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000100)='net/arp\x00') ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f0000000000)=0x0) syz_open_procfs(r1, &(0x7f0000000040)='net/rpc\x00') readv(r0, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) 2026/11/30 21:10:35 executing program 5: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x6, 0xa0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x8000000000, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x800000000000000, 0x0, 0x0, 0xffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$adsp(&(0x7f0000000080)='/dev/adsp#\x00', 0x9, 0x12100) connect$ipx(r1, &(0x7f00000000c0)={0x4, 0x3, 0xfffffffffffffffa, "808ea3d37c53"}, 0x10) r2 = semget(0x2, 0x2, 0x440) semctl$GETNCNT(r2, 0xa, 0xe, &(0x7f00000001c0)=""/115) rt_sigpending(&(0x7f0000000100), 0x8) sysfs$1(0x1, &(0x7f0000000400)='cgroup\x00') ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r0, 0x4040534e, &(0x7f0000000000)={0x240, @tick=0xc3, 0x400, {0x9, 0x101}, 0x6, 0x3, 0x100}) 2026/11/30 21:10:35 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r3 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r3, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r3, 0x3, 0x1000000, 0x5) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r1, r2) 2026/11/30 21:10:35 executing program 6 (fault-call:2 fault-nth:26): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:10:35 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./filp0/file0 ', 0x0, 0x0) 2026/11/30 21:10:35 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080), 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)="45f3a8a0bb27933be42fd35e5d1372b5d660f8318289718afd0204c4588fe0028e38e3c1b6a881061d7f85689f8817dc8fcd9734beac42e7c4b371ba5177b9e571ea79c93e57ddcb9ad8ccfb97163d25ed38281a84e87c4f2be7b59e8dadf69c2cfdc10b7cfd07257228cbc451664e4b06814927cb310077a14c8dd68473e6dace39a175203df12fead91aa2e8d39287a688af497e49191e7f4a23ff4d73934d07496bb7565fa3c83e86ac18dabe0cbf8cf0443093ef59bea5bbf838463671f821773a01b67444b897a9d6aaa6233f5a48270045616efb2486b4c4be535118aefd62", 0xe2, 0x4000800, &(0x7f0000000240)={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:10:35 executing program 1: clone(0x200, &(0x7f0000001900), &(0x7f0000000000), &(0x7f0000001880), &(0x7f0000001900)) mknod(&(0x7f0000000100)='./file0\x00', 0x1040, 0x0) execve(&(0x7f0000ee6ff8)='./file0\x00', &(0x7f00000000c0), &(0x7f0000775000)) r0 = syz_open_procfs(0x0, &(0x7f0000000040)='io\x00') pread64(r0, &(0x7f00009f3000), 0x352, 0x0) execveat(0xffffffffffffffff, &(0x7f00000001c0)='./file0\x00', &(0x7f0000000080), &(0x7f0000000380)=[&(0x7f00000000c0)='io\x00', &(0x7f0000000180)='`cpusetvmnet1\x00', &(0x7f00000003c0)="e5952f0dfde91d20051f8ed235bebc7ce0be316194c09ca6c27de3c8f13fa194242bc2277df60407bf1b63ab4993e3caa141ae544d47a3c7dbf0e9cf96ee2b6c", &(0x7f0000000240)='&\x00', &(0x7f0000000400)='io\x00', &(0x7f00000002c0)='(\x00', &(0x7f0000000440)='io\x00', &(0x7f00000004c0)="73656c696e757875736572008cd34212cfe16a982c11dbbdb093ab1501d9a9930c91c770f3ef1a2abd4b39f44a255f43d0a5b72282c12f4bb65fadf37edef271f2b6550fca22dd9188754ab2798221accdf1e06c97272055361ebecf220bb4783a1f3f679e13682655e6adadedee1b513cf5adf0df9da61225bc4a8746d7be2e3a2b04a80801cfcf977ecb1b901a24ec233f960f5993a91d120527ecaa4b8a7ef056a865f18f975999e9deb3db22afe1c7c66147e9aead1135ac566b11903101add5de2f292bd6df2969a723a5e2640dc1253f"], 0x0) syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) open$dir(&(0x7f0000000140)='./file0\x00', 0x27e, 0x0) [ 296.122404] FAULT_INJECTION: forcing a failure. [ 296.122404] name failslab, interval 1, probability 0, space 0, times 0 [ 296.133760] CPU: 1 PID: 25469 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 296.141043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 296.150403] Call Trace: [ 296.153276] dump_stack+0x1b9/0x294 [ 296.156930] ? dump_stack_print_info.cold.2+0x52/0x52 [ 296.162138] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 296.167350] should_fail.cold.4+0xa/0x1a 2026/11/30 21:10:35 executing program 5: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f0000000040)=@nat={'*at\x00', 0x19, 0x5, 0x5b8, [0x20000900, 0x0, 0x0, 0x20000b08, 0x20000c58], 0x0, &(0x7f0000000000), &(0x7f0000000900)=[{0x0, '\x00', 0x0, 0xffffffffffffffff, 0x2, [{{{0x3, 0x0, 0x0, 'tunl0\x00', 'irlan0\x00', 'irlan0\x00', 'syzkaller0\x00', @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], @link_local={0x1, 0x80, 0xc2}, [], 0xb0, 0xb0, 0x100, [@quota={'quota\x00', 0x18}]}}, @common=@LED={'LED\x00', 0x28, {{'syz0\x00'}}}}, {{{0x5, 0x0, 0x0, 'nr0\x00', 'ifb0\x00', 'ip_vti0\x00', 'bridge_slave_1\x00', @empty, [], @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], 0x70, 0xa8, 0xd8}, [@snat={'snat\x00', 0x10, {{@remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}}}}]}, @common=@NFQUEUE0={'NFQUEUE\x00', 0x8}}]}, {0x0, '\x00', 0x2, 0xfffffffffffffffe, 0x1, [{{{0x19, 0x0, 0x0, 'gretap0\x00', 'team_slave_1\x00', '\x00', 'lo\x00', @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}, [], 0xb8, 0xf0, 0x120, [@limit={'limit\x00', 0x20}]}, [@arpreply={'arpreply\x00', 0x10, {{@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}}}]}, @common=@AUDIT={'AUDIT\x00', 0x8}}]}, {0x0, '\x00', 0x3, 0xfffffffffffffffe, 0x2, [{{{0x5, 0x0, 0x0, 'veth1_to_bond\x00', 'team_slave_1\x00', 'bond0\x00', 'gretap0\x00', @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, [], @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}, [], 0xe0, 0x150, 0x188, [@cpu={'cpu\x00', 0x8}, @statistic={'statistic\x00', 0x18}]}, [@arpreply={'arpreply\x00', 0x10, {{@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}}}, @arpreply={'arpreply\x00', 0x10, {{@link_local={0x1, 0x80, 0xc2}}}}]}, @arpreply={'arpreply\x00', 0x10, {{@link_local={0x1, 0x80, 0xc2}}}}}, {{{0x11, 0x0, 0x0, 'tunl0\x00', 'bridge_slave_1\x00', 'ipddp0\x00', 'vcan0\x00', @random="d44357a49ec5", [], @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}, [], 0x70, 0x70, 0xa8}}, @snat={'snat\x00', 0x10, {{@remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}}}}}]}]}, 0x630) write$binfmt_misc(r0, &(0x7f00000000c0)={'syz0', "fadd6f7cdb0c16f2d06ca238473c96d44d5ca651e267e633af337002ebbaa04eee80a409f7fdcf5bfbe9ea3ee181201254ce6e3202ccb4f2f55fa8a71265e37b64c3a95465ed776ee9ce9e284699f5e3cdc1378b669b898471e81a831a5234daf3b44dc73a58d5db146e97f8167212c8cef6205dfbd67f91f713a588e1f1bdda88d1c766602287bdfa37482a32617d4b609221997ac8841d7f1aa6c0f3b80f9ec7bb2b36aca92846ab5e605e895a80345b1cadb855"}, 0xb9) [ 296.171422] ? is_bpf_text_address+0xd7/0x170 [ 296.175931] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 296.181047] ? unwind_get_return_address+0x61/0xa0 [ 296.185986] ? __save_stack_trace+0x7e/0xd0 [ 296.190313] ? graph_lock+0x170/0x170 [ 296.194134] ? find_held_lock+0x36/0x1c0 [ 296.198211] ? __lock_is_held+0xb5/0x140 [ 296.202298] ? check_same_owner+0x320/0x320 [ 296.206620] ? rcu_note_context_switch+0x710/0x710 [ 296.211551] __should_failslab+0x124/0x180 [ 296.215784] should_failslab+0x9/0x14 [ 296.219592] kmem_cache_alloc_trace+0x2cb/0x780 [ 296.224254] ? __kmalloc_node+0x33/0x70 [ 296.228230] ? __kmalloc_node+0x33/0x70 [ 296.232210] ? rcu_read_lock_sched_held+0x108/0x120 [ 296.237226] __memcg_init_list_lru_node+0x17d/0x2c0 [ 296.242236] ? kvfree_rcu+0x20/0x20 [ 296.245863] ? __kmalloc_node+0x47/0x70 [ 296.249836] __list_lru_init+0x456/0x790 [ 296.253892] ? list_lru_destroy+0x4c0/0x4c0 [ 296.258201] ? mark_held_locks+0xc9/0x160 [ 296.262342] ? __raw_spin_lock_init+0x1c/0x100 [ 296.266914] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 296.271923] ? lockdep_init_map+0x9/0x10 [ 296.275979] sget_userns+0x767/0xf00 [ 296.279682] ? get_anon_bdev+0x2f0/0x2f0 [ 296.283742] ? destroy_unused_super.part.11+0x110/0x110 [ 296.289095] ? __alloc_pages_nodemask+0xacf/0xd70 [ 296.293931] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 296.298943] ? kasan_check_read+0x11/0x20 [ 296.303084] ? cap_capable+0x1f9/0x260 [ 296.306966] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.312490] ? security_capable+0x99/0xc0 [ 296.316633] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.322160] ? ns_capable_common+0x13f/0x170 [ 296.326562] ? get_anon_bdev+0x2f0/0x2f0 [ 296.330618] sget+0x10b/0x150 [ 296.333722] ? fuse_get_root_inode+0x190/0x190 [ 296.338294] mount_nodev+0x33/0x110 [ 296.341910] fuse_mount+0x2c/0x40 [ 296.345355] mount_fs+0xae/0x328 [ 296.348716] vfs_kern_mount.part.34+0xd4/0x4d0 [ 296.353288] ? may_umount+0xb0/0xb0 [ 296.356902] ? _raw_read_unlock+0x22/0x30 [ 296.361045] ? __get_fs_type+0x97/0xc0 [ 296.364933] do_mount+0x564/0x3070 [ 296.368466] ? copy_mount_string+0x40/0x40 [ 296.372687] ? rcu_pm_notify+0xc0/0xc0 [ 296.376569] ? copy_mount_options+0x5f/0x380 [ 296.380964] ? rcu_read_lock_sched_held+0x108/0x120 [ 296.385968] ? kmem_cache_alloc_trace+0x616/0x780 [ 296.390804] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 296.396331] ? _copy_from_user+0xdf/0x150 [ 296.400473] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 296.405999] ? copy_mount_options+0x285/0x380 [ 296.410489] ksys_mount+0x12d/0x140 [ 296.414106] __x64_sys_mount+0xbe/0x150 [ 296.418070] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 296.423079] do_syscall_64+0x1b1/0x800 [ 296.426956] ? finish_task_switch+0x1ca/0x840 [ 296.431443] ? syscall_return_slowpath+0x5c0/0x5c0 [ 296.436362] ? syscall_return_slowpath+0x30f/0x5c0 [ 296.441291] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 296.446656] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 296.451492] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 296.456666] RIP: 0033:0x455a09 [ 296.459844] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 296.467549] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 296.474803] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 296.482060] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 296.489315] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 296.496569] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:10:35 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./filo0/file0 ', 0x0, 0x0) 2026/11/30 21:10:35 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000100)='net/arp\x00') readv(r0, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) getsockopt$inet_sctp_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000040)=0x8) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000080)={r1, 0x2, 0x0, 0xffffffffffffffff, 0x4}, &(0x7f00000000c0)=0x18) uname(&(0x7f00000001c0)=""/158) 2026/11/30 21:10:35 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(0xffffffffffffffff, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)="45f3a8a0bb27933be42fd35e5d1372b5d660f8318289718afd0204c4588fe0028e38e3c1b6a881061d7f85689f8817dc8fcd9734beac42e7c4b371ba5177b9e571ea79c93e57ddcb9ad8ccfb97163d25ed38281a84e87c4f2be7b59e8dadf69c2cfdc10b7cfd07257228cbc451664e4b06814927cb310077a14c8dd68473e6dace39a175203df12fead91aa2e8d39287a688af497e49191e7f4a23ff4d73934d07496bb7565fa3c83e86ac18dabe0cbf8cf0443093ef59bea5bbf838463671f821773a01b67444b897a9d6aaa6233f5a48270045616efb2486b4c4be535118aefd62", 0xe2, 0x4000800, &(0x7f0000000240)={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) [ 296.655495] x_tables: eb_tables: snat target: only valid in nat table, not *at 2026/11/30 21:10:36 executing program 3: r0 = dup(0xffffffffffffffff) ioctl$HDIO_GETGEO(r0, 0x301, &(0x7f0000000040)) r1 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000140)='/dev/vhost-vsock\x00', 0x2, 0x0) ioctl$VHOST_SET_VRING_BASE(r1, 0xaf01, &(0x7f0000000000)) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00000007c0)={{{@in=@multicast1, @in, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@local}, 0x0, @in=@multicast2}}, &(0x7f0000000300)=0xe8) setsockopt$packet_add_memb(r0, 0x107, 0x1, &(0x7f0000000340)={r2, 0x1, 0x6, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x1}}, 0x10) ioctl$VHOST_SET_VRING_ADDR(r1, 0x4028af11, &(0x7f0000000500)={0x0, 0x8000000000001, &(0x7f0000000400)=""/193, &(0x7f0000000280)=""/97, &(0x7f00000001c0)=""/127, 0x400000000}) ioctl$VHOST_SET_MEM_TABLE(r1, 0x4008af03, &(0x7f0000000080)=ANY=[]) ioctl$VHOST_SET_LOG_BASE(r1, 0x4008af04, &(0x7f0000000180)=&(0x7f0000000100)) ioctl$VHOST_SET_VRING_ADDR(r1, 0x4028af11, &(0x7f0000000780)={0x1, 0x0, &(0x7f0000000380)=""/115, &(0x7f0000000580)=""/156, &(0x7f0000000940)=""/185}) ioctl$VHOST_VSOCK_SET_RUNNING(r1, 0x4004af61, &(0x7f00000006c0)=0x1) 2026/11/30 21:10:36 executing program 6 (fault-call:2 fault-nth:27): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:10:36 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000100)='net/arp\x00') readv(r0, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) fcntl$setpipe(r0, 0x407, 0x2) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000140)={r0, &(0x7f0000000000)="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"}, 0x10) 2026/11/30 21:10:36 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(0xffffffffffffffff, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)="45f3a8a0bb27933be42fd35e5d1372b5d660f8318289718afd0204c4588fe0028e38e3c1b6a881061d7f85689f8817dc8fcd9734beac42e7c4b371ba5177b9e571ea79c93e57ddcb9ad8ccfb97163d25ed38281a84e87c4f2be7b59e8dadf69c2cfdc10b7cfd07257228cbc451664e4b06814927cb310077a14c8dd68473e6dace39a175203df12fead91aa2e8d39287a688af497e49191e7f4a23ff4d73934d07496bb7565fa3c83e86ac18dabe0cbf8cf0443093ef59bea5bbf838463671f821773a01b67444b897a9d6aaa6233f5a48270045616efb2486b4c4be535118aefd62", 0xe2, 0x4000800, &(0x7f0000000240)={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:10:36 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000080)={&(0x7f0000000240)=@newlink={0x28, 0x10, 0x101, 0x0, 0x0, {}, [@IFLA_AF_SPEC={0x8, 0x1a, [{0x4, 0x1c}]}]}, 0x28}, 0x1}, 0x0) getpeername$packet(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f00000000c0)=0x14) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000100)={'bond_slave_0\x00', r1}) 2026/11/30 21:10:36 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./filY0/file0 ', 0x0, 0x0) 2026/11/30 21:10:36 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r3 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r3, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r3, 0x3, 0x5, 0x5) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r1, r2) 2026/11/30 21:10:36 executing program 1: r0 = socket(0xa, 0x802, 0x0) getsockopt$inet_int(r0, 0x0, 0xe, &(0x7f0000000000), &(0x7f0000a59000)=0x4) [ 297.037593] FAULT_INJECTION: forcing a failure. [ 297.037593] name failslab, interval 1, probability 0, space 0, times 0 [ 297.048950] CPU: 1 PID: 25529 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 297.056232] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 297.065588] Call Trace: [ 297.068187] dump_stack+0x1b9/0x294 [ 297.071829] ? dump_stack_print_info.cold.2+0x52/0x52 [ 297.077029] ? __save_stack_trace+0x7e/0xd0 [ 297.081376] should_fail.cold.4+0xa/0x1a [ 297.085452] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 297.090570] ? save_stack+0x43/0xd0 [ 297.094202] ? kasan_kmalloc+0xc4/0xe0 [ 297.098096] ? kmem_cache_alloc_trace+0x152/0x780 [ 297.102946] ? __memcg_init_list_lru_node+0x17d/0x2c0 [ 297.108143] ? __list_lru_init+0x456/0x790 [ 297.112386] ? sget_userns+0x767/0xf00 [ 297.116281] ? graph_lock+0x170/0x170 [ 297.120091] ? vfs_kern_mount.part.34+0xd4/0x4d0 [ 297.124855] ? do_mount+0x564/0x3070 [ 297.128570] ? ksys_mount+0x12d/0x140 [ 297.132377] ? __x64_sys_mount+0xbe/0x150 [ 297.136530] ? do_syscall_64+0x1b1/0x800 [ 297.140600] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 297.145982] ? find_held_lock+0x36/0x1c0 [ 297.150059] ? __lock_is_held+0xb5/0x140 [ 297.154152] ? check_same_owner+0x320/0x320 [ 297.158484] ? rcu_note_context_switch+0x710/0x710 [ 297.163423] __should_failslab+0x124/0x180 [ 297.167669] should_failslab+0x9/0x14 [ 297.171482] kmem_cache_alloc_trace+0x2cb/0x780 [ 297.176160] ? __kmalloc_node+0x33/0x70 [ 297.180137] ? __kmalloc_node+0x33/0x70 [ 297.184119] ? rcu_read_lock_sched_held+0x108/0x120 [ 297.189153] __memcg_init_list_lru_node+0x17d/0x2c0 [ 297.194179] ? kvfree_rcu+0x20/0x20 [ 297.197821] ? __kmalloc_node+0x47/0x70 [ 297.201816] __list_lru_init+0x456/0x790 [ 297.205887] ? list_lru_destroy+0x4c0/0x4c0 [ 297.210217] ? mark_held_locks+0xc9/0x160 [ 297.214376] ? __raw_spin_lock_init+0x1c/0x100 [ 297.218966] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 297.223995] ? lockdep_init_map+0x9/0x10 [ 297.228062] sget_userns+0x767/0xf00 [ 297.231785] ? get_anon_bdev+0x2f0/0x2f0 [ 297.235868] ? destroy_unused_super.part.11+0x110/0x110 [ 297.241245] ? __alloc_pages_nodemask+0xacf/0xd70 [ 297.246099] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 297.251124] ? kasan_check_read+0x11/0x20 [ 297.255273] ? cap_capable+0x1f9/0x260 [ 297.259151] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.264671] ? security_capable+0x99/0xc0 [ 297.268811] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.274332] ? ns_capable_common+0x13f/0x170 [ 297.278725] ? get_anon_bdev+0x2f0/0x2f0 [ 297.282769] sget+0x10b/0x150 [ 297.285865] ? fuse_get_root_inode+0x190/0x190 [ 297.290440] mount_nodev+0x33/0x110 [ 297.294068] fuse_mount+0x2c/0x40 [ 297.297511] mount_fs+0xae/0x328 [ 297.300886] vfs_kern_mount.part.34+0xd4/0x4d0 [ 297.305463] ? may_umount+0xb0/0xb0 [ 297.309071] ? _raw_read_unlock+0x22/0x30 [ 297.313208] ? __get_fs_type+0x97/0xc0 [ 297.317083] do_mount+0x564/0x3070 [ 297.320607] ? copy_mount_string+0x40/0x40 [ 297.324829] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 297.329570] ? retint_kernel+0x10/0x10 [ 297.333444] ? copy_mount_options+0x1a1/0x380 [ 297.337930] ? __sanitizer_cov_trace_pc+0x3b/0x50 [ 297.342760] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 297.348277] ? copy_mount_options+0x285/0x380 [ 297.352759] ksys_mount+0x12d/0x140 [ 297.356370] __x64_sys_mount+0xbe/0x150 [ 297.360328] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 297.365327] do_syscall_64+0x1b1/0x800 [ 297.369196] ? finish_task_switch+0x1ca/0x840 [ 297.373685] ? syscall_return_slowpath+0x5c0/0x5c0 [ 297.378610] ? syscall_return_slowpath+0x30f/0x5c0 [ 297.383531] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 297.388892] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 297.393728] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 297.398898] RIP: 0033:0x455a09 [ 297.402073] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 297.409783] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 297.417061] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 297.424313] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 297.431561] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 297.438809] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:10:37 executing program 5: r0 = creat(&(0x7f0000001380)='./file0\x00', 0x0) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f00000001c0), &(0x7f00000000c0)=0x161) ioctl$fiemap(r0, 0x40086602, &(0x7f00000000c0)=ANY=[]) open(&(0x7f0000000000)='./file0\x00', 0x4200, 0x0) mq_open(&(0x7f0000000040)='nodevvmnet0\x00', 0x0, 0x50, &(0x7f0000000080)={0x2, 0x1f, 0x9, 0xf18, 0xc5e, 0x2, 0x10000, 0x1}) 2026/11/30 21:10:37 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(0xffffffffffffffff, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)="45f3a8a0bb27933be42fd35e5d1372b5d660f8318289718afd0204c4588fe0028e38e3c1b6a881061d7f85689f8817dc8fcd9734beac42e7c4b371ba5177b9e571ea79c93e57ddcb9ad8ccfb97163d25ed38281a84e87c4f2be7b59e8dadf69c2cfdc10b7cfd07257228cbc451664e4b06814927cb310077a14c8dd68473e6dace39a175203df12fead91aa2e8d39287a688af497e49191e7f4a23ff4d73934d07496bb7565fa3c83e86ac18dabe0cbf8cf0443093ef59bea5bbf838463671f821773a01b67444b897a9d6aaa6233f5a48270045616efb2486b4c4be535118aefd62", 0xe2, 0x4000800, &(0x7f0000000240)={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:10:37 executing program 4: r0 = getpgid(0xffffffffffffffff) r1 = syz_open_procfs(r0, &(0x7f0000000040)='net/arp\x00') readv(r1, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_INFO(r1, 0xc08c5335, &(0x7f0000000080)={0xb15c, 0x40, 0x7fff, 'queue0\x00', 0x7}) 2026/11/30 21:10:37 executing program 1: r0 = getpid() r1 = openat$zero(0xffffffffffffff9c, &(0x7f0000000380)='/dev/zero\x00', 0x2, 0x0) r2 = perf_event_open(&(0x7f0000000300)={0x0, 0x70, 0x8, 0xffffffff, 0xffffffff, 0x10000, 0x0, 0x6dcd, 0x10000, 0x4, 0x9, 0x9, 0xd9, 0x5, 0x3, 0x5, 0x200, 0x5b, 0x2, 0x3, 0x5, 0x9, 0x1, 0x1, 0x6, 0xba0, 0x8, 0x9, 0xfd, 0x8, 0xffffffffffffff00, 0x6, 0x200, 0x2, 0x400, 0x6b51, 0x8, 0x1ff, 0x0, 0x7, 0x1, @perf_config_ext={0x7, 0x6}, 0x82, 0x80000000, 0x8, 0x0, 0x6, 0x2, 0x5}, r0, 0x10, r1, 0x3) syz_mount_image$vfat(&(0x7f00000002c0)='vfat\x00', &(0x7f00000000c0)='./file0\x00', 0x5, 0x2, &(0x7f0000000240)=[{&(0x7f0000000100)="ac98d8cba7b8edc7e384ffbb6f14415b16a39f416273814060083fec8dac22ef66165e8f182335365a498a3b3977c45f9bbe2caa03e14e938573d88720f67418900349cf8d7d617012cda61ddddeacdbb36fdf8d5146e39150aeabec3d3f954857aeb6c82687ced8f478a6fe04a78996d07fed882a8a6aa57bb78b37c0a4ed2d2e6269dc0130589f8cc0dd65c9b166464c740301ef738145e3c7917e96a2cc9692892f3b68a2127ecbc10178b338e755810e6e1540c9a852521efce76225ea8044fb96", 0xc3, 0x100000000}, {&(0x7f0000000280)="02f0d8be0c01626b357e68a09a068f59560a274013053f4e93bcd083741e4014", 0x20}], 0x202034, &(0x7f00000003c0)=ANY=[@ANYRES64=r2]) r3 = perf_event_open(&(0x7f000025c000)={0x1, 0x70}, r0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0x0, r3, 0x0) chroot(&(0x7f0000000040)='./file0\x00') 2026/11/30 21:10:37 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./filg0/file0 ', 0x0, 0x0) 2026/11/30 21:10:37 executing program 3: r0 = fcntl$dupfd(0xffffffffffffff9c, 0x0, 0xffffffffffffffff) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f00000008c0)={0x0, 0x3ee105ed}, &(0x7f0000000900)=0x8) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r0, 0x84, 0x1f, &(0x7f0000000940)={r1, @in6={{0xa, 0x4e20, 0x200, @loopback={0x0, 0x1}, 0x4}}, 0x0, 0x1}, &(0x7f0000000a00)=0x90) r2 = socket(0xa, 0x1, 0x0) ioctl$KVM_REINJECT_CONTROL(r0, 0xae71, &(0x7f0000000000)={0x4}) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$sock_ifreq(r2, 0x89fa, &(0x7f0000000040)={"7369743000000000b5c7b9026c7fc5e5", @ifru_addrs=@in={0x2, 0x4e20, @rand_addr}}) 2026/11/30 21:10:37 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r3 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r3, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r3, 0x3, 0x4000000000000, 0x5) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r1, r2) 2026/11/30 21:10:37 executing program 6 (fault-call:2 fault-nth:28): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) [ 298.033717] FAULT_INJECTION: forcing a failure. [ 298.033717] name failslab, interval 1, probability 0, space 0, times 0 [ 298.045091] CPU: 0 PID: 25559 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 298.052379] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 298.062225] Call Trace: [ 298.064845] dump_stack+0x1b9/0x294 [ 298.068510] ? dump_stack_print_info.cold.2+0x52/0x52 [ 298.073740] should_fail.cold.4+0xa/0x1a [ 298.077824] ? is_bpf_text_address+0xd7/0x170 [ 298.082346] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 298.087487] ? __save_stack_trace+0x7e/0xd0 [ 298.091829] ? graph_lock+0x170/0x170 [ 298.095670] ? find_held_lock+0x36/0x1c0 [ 298.099762] ? __lock_is_held+0xb5/0x140 [ 298.103864] ? check_same_owner+0x320/0x320 [ 298.108209] ? rcu_note_context_switch+0x710/0x710 [ 298.113177] __should_failslab+0x124/0x180 [ 298.117436] should_failslab+0x9/0x14 [ 298.121259] kmem_cache_alloc_trace+0x2cb/0x780 [ 298.125949] ? __kmalloc_node+0x33/0x70 [ 298.129940] ? __kmalloc_node+0x33/0x70 [ 298.133932] ? rcu_read_lock_sched_held+0x108/0x120 [ 298.138978] __memcg_init_list_lru_node+0x17d/0x2c0 [ 298.144019] ? kvfree_rcu+0x20/0x20 [ 298.147668] ? __kmalloc_node+0x47/0x70 [ 298.151676] __list_lru_init+0x456/0x790 [ 298.155766] ? list_lru_destroy+0x4c0/0x4c0 [ 298.160108] ? mark_held_locks+0xc9/0x160 [ 298.164287] ? __raw_spin_lock_init+0x1c/0x100 [ 298.168889] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 298.173934] ? lockdep_init_map+0x9/0x10 [ 298.178023] sget_userns+0x767/0xf00 [ 298.181753] ? get_anon_bdev+0x2f0/0x2f0 [ 298.185851] ? destroy_unused_super.part.11+0x110/0x110 [ 298.191231] ? __alloc_pages_nodemask+0xacf/0xd70 [ 298.196106] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 298.201144] ? kasan_check_read+0x11/0x20 [ 298.205313] ? cap_capable+0x1f9/0x260 [ 298.209228] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.214791] ? security_capable+0x99/0xc0 [ 298.218966] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.224517] ? ns_capable_common+0x13f/0x170 [ 298.228946] ? get_anon_bdev+0x2f0/0x2f0 2026/11/30 21:10:37 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000001340)='net/arp\x00') getsockopt$ARPT_SO_GET_ENTRIES(r0, 0x0, 0x61, &(0x7f00000011c0)=ANY=[@ANYBLOB="66696d7465720000000000000000000000000000000000000000000000000000a70018004919a01e56ca25320f46770003cb1ca09a72dbd043067f1bf5ae7c6d30e830cad5a580691cea96e0d53d6060a2c0ed9500eb1762b05554ad6ce6330729415096c3957de9814b5089df2026009f388c0740f1cee71441829f020061ecd3570353af3531203ed9af0f5a27df642a4372a87d30d3941fdb29a265d26524b97f37a716f10ea146a9bc7db18bb711319f0d990c8d4f6d5be36cda212ba045ddc64bcad54762f2d7e519"], &(0x7f0000000140)=0xcb) getsockopt$ARPT_SO_GET_REVISION_TARGET(r0, 0x0, 0x63, &(0x7f00000012c0)={'IDLETIMER\x00'}, &(0x7f0000001300)=0x1e) recvfrom$inet(r0, &(0x7f00000001c0)=""/4096, 0x1000, 0x40, &(0x7f0000000000)={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10) ioctl$DRM_IOCTL_SET_UNIQUE(r0, 0x40106410, &(0x7f00000000c0)={0x5f, &(0x7f0000000040)="184ccaaed49371acc80c60d34d635f88a3158ee8008b7a09d21359dd555f0073cdfb3a5cb0093a35d8880a63ff755683597d0315722122f60addff127bc4755cd95c8779af3b7e7c3c23e5071c8f71fde232278609dd9b38bbfe81ca57453c"}) readv(r0, &(0x7f0000000180)=[{&(0x7f0000001d80)=""/4096, 0x1000}], 0x1) 2026/11/30 21:10:37 executing program 3: r0 = socket$inet_udp(0x2, 0x2, 0x0) shutdown(r0, 0x8) getpeername(r0, &(0x7f0000000040)=@can={0x0, 0x0}, &(0x7f00000000c0)=0x80) ioctl$sock_inet6_SIOCDIFADDR(0xffffffffffffffff, 0x8936, &(0x7f0000000100)={@ipv4={[], [0xff, 0xff]}, 0x4a, r1}) 2026/11/30 21:10:37 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./filr0/file0 ', 0x0, 0x0) 2026/11/30 21:10:37 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)="45f3a8a0bb27933be42fd35e5d1372b5d660f8318289718afd0204c4588fe0028e38e3c1b6a881061d7f85689f8817dc8fcd9734beac42e7c4b371ba5177b9e571ea79c93e57ddcb9ad8ccfb97163d25ed38281a84e87c4f2be7b59e8dadf69c2cfdc10b7cfd07257228cbc451664e4b06814927cb310077a14c8dd68473e6dace39a175203df12fead91aa2e8d39287a688af497e49191e7f4a23ff4d73934d07496bb7565fa3c83e86ac18dabe0cbf8cf0443093ef59bea5bbf838463671f821773a01b67444b897a9d6aaa6233f5a48270045616efb2486b4c4be535118aefd62", 0xe2, 0x4000800, &(0x7f0000000240)={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:10:37 executing program 4: r0 = syz_open_dev$vcsn(&(0x7f0000000000)='/dev/vcs#\x00', 0x2, 0x40002) ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK(r0, 0x40405515, &(0x7f0000000040)={0x6, 0x3, 0x992a, 0xf63, "8e46ac27de4763cd3eca0eac6540cd50316f593c27c5d9a13cfe1d7bb916a06838863e4f4a5113769d47558c", 0x80000000}) r1 = syz_open_procfs(0x0, &(0x7f0000000100)='net/arp\x00') ioctl$DRM_IOCTL_ADD_BUFS(r0, 0xc0206416, &(0x7f00000000c0)={0x8, 0x620, 0x8001, 0x562, 0x13, 0x4}) mlock2(&(0x7f0000ffa000/0x3000)=nil, 0x3000, 0x1) readv(r1, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) ioctl$EVIOCSABS0(r1, 0x401845c0, &(0x7f0000000080)={0xedf0, 0x5, 0x3, 0xa2000, 0xad68, 0x3}) fcntl$setlease(r1, 0x400, 0x1) ftruncate(r0, 0x6) ioctl$SNDRV_CTL_IOCTL_ELEM_LOCK(r1, 0x40405514, &(0x7f0000000140)={0x4, 0x7, 0xffffffffffffffff, 0x1, "58cd2a17aa5b567ead809af026a6096692e6f401477bc731ae7d4127de66c9cf15feda900d861bfd16aa8e35", 0x1}) [ 298.233018] sget+0x10b/0x150 [ 298.236134] ? fuse_get_root_inode+0x190/0x190 [ 298.240728] mount_nodev+0x33/0x110 [ 298.244373] fuse_mount+0x2c/0x40 [ 298.247842] mount_fs+0xae/0x328 [ 298.251245] vfs_kern_mount.part.34+0xd4/0x4d0 [ 298.255848] ? may_umount+0xb0/0xb0 [ 298.259490] ? _raw_read_unlock+0x22/0x30 [ 298.263655] ? __get_fs_type+0x97/0xc0 [ 298.267567] do_mount+0x564/0x3070 [ 298.271123] ? do_raw_spin_unlock+0x9e/0x2e0 [ 298.275555] ? copy_mount_string+0x40/0x40 [ 298.279805] ? rcu_pm_notify+0xc0/0xc0 2026/11/30 21:10:37 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)="45f3a8a0bb27933be42fd35e5d1372b5d660f8318289718afd0204c4588fe0028e38e3c1b6a881061d7f85689f8817dc8fcd9734beac42e7c4b371ba5177b9e571ea79c93e57ddcb9ad8ccfb97163d25ed38281a84e87c4f2be7b59e8dadf69c2cfdc10b7cfd07257228cbc451664e4b06814927cb310077a14c8dd68473e6dace39a175203df12fead91aa2e8d39287a688af497e49191e7f4a23ff4d73934d07496bb7565fa3c83e86ac18dabe0cbf8cf0443093ef59bea5bbf838463671f821773a01b67444b897a9d6aaa6233f5a48270045616efb2486b4c4be535118aefd62", 0xe2, 0x4000800, &(0x7f0000000240)={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) [ 298.283719] ? copy_mount_options+0x5f/0x380 [ 298.288136] ? rcu_read_lock_sched_held+0x108/0x120 [ 298.293169] ? kmem_cache_alloc_trace+0x616/0x780 [ 298.298045] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 298.298076] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 298.298093] ? copy_mount_options+0x285/0x380 [ 298.298122] ksys_mount+0x12d/0x140 [ 298.298146] __x64_sys_mount+0xbe/0x150 [ 298.298164] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 298.298188] do_syscall_64+0x1b1/0x800 [ 298.298206] ? finish_task_switch+0x1ca/0x840 2026/11/30 21:10:37 executing program 3: socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f0000000340)={0xffffffffffffffff}) r1 = fcntl$dupfd(r0, 0x0, r0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/kvm\x00', 0x0, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) mmap(&(0x7f0000000000/0x95c000)=nil, 0x95c000, 0x1, 0x44031, 0xffffffffffffffff, 0x0) r4 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r3, 0xffffffffffffffff, &(0x7f00001a7000/0x18000)=nil, &(0x7f0000000140)=[@text32={0x20, &(0x7f00000000c0)="66ba430066b8f58f66ef36670f01cf66bad004ecb943030000b8c39bb8b5bac7d975080f300f01df2667660f38819405000f01c90fc79a00500000c4c17917995e0b7c6c0f017ce292", 0x49}], 0x1, 0x0, &(0x7f0000000180), 0x0) ioctl$KVM_NMI(r4, 0xae9a) ioctl$KVM_RUN(r4, 0xae80, 0x0) getsockopt$ARPT_SO_GET_INFO(r0, 0x0, 0x60, &(0x7f0000000140)={'filter\x00'}, &(0x7f00000000c0)=0x44) getpid() connect$inet(r0, &(0x7f0000000100)={0x2, 0x4e22, @broadcast=0xffffffff}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r1, 0x84, 0x20, &(0x7f0000000200)=0x9, 0x4) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0) futex(&(0x7f0000000040), 0x4, 0x0, &(0x7f0000000080), &(0x7f00000001c0), 0x2) setsockopt$netrom_NETROM_IDLE(r1, 0x103, 0x7, &(0x7f0000000240)=0x8, 0x4) mprotect(&(0x7f00007bf000/0x4000)=nil, 0x4000, 0x2000000) accept$unix(r1, 0x0, &(0x7f0000000000)) [ 298.298233] ? syscall_return_slowpath+0x5c0/0x5c0 [ 298.298257] ? syscall_return_slowpath+0x30f/0x5c0 [ 298.344630] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 298.344661] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 298.344690] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 298.344704] RIP: 0033:0x455a09 [ 298.344714] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 298.344734] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 298.344749] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 298.344760] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 298.344769] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 298.344782] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:10:37 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/kvm\x00', 0x8200000000000, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x1) syz_kvm_setup_cpu$x86(r1, r2, &(0x7f0000012000/0x18000)=nil, &(0x7f00000000c0)=[@text64={0x40, &(0x7f0000000500)="0f0866b8ed008ec066ba4000b000eed2a807000000410f01cab98e0b0000b862000000ba000000000f30b90b0800000f320fc72a8f2a60128f00000000003000000fc7aa00100000", 0x48}], 0x1, 0x5d, &(0x7f0000000100)=[@vmwrite={0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x0, 0x4}], 0x1) ioctl$KVM_RUN(r2, 0xae80, 0x0) mlock2(&(0x7f00005ee000/0x800000)=nil, 0x800000, 0x0) mremap(&(0x7f000066d000/0x4000)=nil, 0x4000, 0x1000, 0x0, &(0x7f0000d0f000/0x1000)=nil) openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x0, 0x0) munlockall() [ 298.719838] device bridge_slave_1 left promiscuous mode [ 298.725463] bridge0: port 2(bridge_slave_1) entered disabled state [ 298.737739] device bridge_slave_0 left promiscuous mode [ 298.743222] bridge0: port 1(bridge_slave_0) entered disabled state [ 298.777447] team0 (unregistering): Port device team_slave_1 removed [ 298.788016] team0 (unregistering): Port device team_slave_0 removed [ 298.798520] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 298.817205] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 298.844494] bond0 (unregistering): Released all slaves 2026/11/30 21:10:37 executing program 4: getpid() gettid() getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000040), &(0x7f0000000080)=0xc) ioctl$sock_SIOCGPGRP(0xffffffffffffff9c, 0x8904, &(0x7f00000000c0)=0x0) r1 = syz_open_procfs(r0, &(0x7f0000000000)="1e00916c00000008") ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f0000000100)) setsockopt$inet_sctp6_SCTP_HMAC_IDENT(r1, 0x84, 0x16, &(0x7f00000001c0)=ANY=[@ANYBLOB="0300000009000400feff77d05af011d603530d9c23657b30599156d7af1eabb19a1894286846420ff5f399b101cf86dcd6b3d43cd95b1e571a18d29f8f17125a89f8e61c1e45a69f78e3b9c8b89a4529442e33219c5ac4c4d3edcf5ee8f48101283a15f765be6aaa22f44323696cdd7f44aee1f5132f39b07d9b7214a035536717963fb2373352d8098870d76f56250da8eed131796b500487547d177795760dd898882fe11fcf6acd9422c661e95c4ee9ab02f4e4f152549841ddb299b4ce0c485dda9c8b0a0ed26cc4cbf5a49f203a9dab"], 0xa) readv(r1, &(0x7f0000000180)=[{&(0x7f0000001d80)=""/4096, 0x1000}], 0x1) 2026/11/30 21:10:37 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r3 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r3, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r3, 0x3, 0x100000000000000, 0x5) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r1, r2) 2026/11/30 21:10:37 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e4}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$vnet(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vhost-net\x00', 0x2, 0x0) ioctl$int_in(r1, 0x40000000af01, &(0x7f0000000300)) r2 = dup2(r0, r1) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(0xffffffffffffff9c, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB="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"], &(0x7f0000000040)=0x106) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x66, &(0x7f0000000080)={r3, 0xfff}, &(0x7f0000000240)=0x8) ioctl$VHOST_SET_MEM_TABLE(r1, 0x4008af03, &(0x7f0000001400)) 2026/11/30 21:10:37 executing program 6 (fault-call:2 fault-nth:29): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:10:37 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./filt0/file0 ', 0x0, 0x0) 2026/11/30 21:10:37 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)="45f3a8a0bb27933be42fd35e5d1372b5d660f8318289718afd0204c4588fe0028e38e3c1b6a881061d7f85689f8817dc8fcd9734beac42e7c4b371ba5177b9e571ea79c93e57ddcb9ad8ccfb97163d25ed38281a84e87c4f2be7b59e8dadf69c2cfdc10b7cfd07257228cbc451664e4b06814927cb310077a14c8dd68473e6dace39a175203df12fead91aa2e8d39287a688af497e49191e7f4a23ff4d73934d07496bb7565fa3c83e86ac18dabe0cbf8cf0443093ef59bea5bbf838463671f821773a01b67444b897a9d6aaa6233f5a48270045616efb2486b4c4be535118aefd62", 0xe2, 0x4000800, &(0x7f0000000240)={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:10:37 executing program 3: ioctl$TIOCGSID(0xffffffffffffff9c, 0x5429, &(0x7f0000000040)=0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x20000000000000}, r0, 0x0, 0xffffffffffffffff, 0x0) write$sndseq(0xffffffffffffffff, &(0x7f000086afd0)=[{0x10081, 0x8, 0x0, 0x0, @tick, {}, {0x80}}], 0x30) readv(0xffffffffffffffff, &(0x7f0000000880)=[{&(0x7f0000000080)=""/8, 0x8}, {&(0x7f0000000700)=""/214, 0xd6}], 0x2) ioctl$PERF_EVENT_IOC_REFRESH(r1, 0x2402, 0x0) 2026/11/30 21:10:37 executing program 5: mprotect(&(0x7f0000196000/0x8000)=nil, 0x8000, 0xfffffffffffffffc) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) ioctl$sock_SIOCBRDELBR(r0, 0x89a1, &(0x7f00000000c0)='eql\x00') [ 298.965824] FAULT_INJECTION: forcing a failure. [ 298.965824] name failslab, interval 1, probability 0, space 0, times 0 [ 298.977156] CPU: 0 PID: 25623 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 298.984453] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 298.993818] Call Trace: [ 298.996428] dump_stack+0x1b9/0x294 [ 299.000085] ? dump_stack_print_info.cold.2+0x52/0x52 [ 299.005297] ? perf_trace_lock_acquire+0xe3/0x980 [ 299.010185] should_fail.cold.4+0xa/0x1a 2026/11/30 21:10:38 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(0xffffffffffffffff, &(0x7f0000000140)="45f3a8a0bb27933be42fd35e5d1372b5d660f8318289718afd0204c4588fe0028e38e3c1b6a881061d7f85689f8817dc8fcd9734beac42e7c4b371ba5177b9e571ea79c93e57ddcb9ad8ccfb97163d25ed38281a84e87c4f2be7b59e8dadf69c2cfdc10b7cfd07257228cbc451664e4b06814927cb310077a14c8dd68473e6dace39a175203df12fead91aa2e8d39287a688af497e49191e7f4a23ff4d73934d07496bb7565fa3c83e86ac18dabe0cbf8cf0443093ef59bea5bbf838463671f821773a01b67444b897a9d6aaa6233f5a48270045616efb2486b4c4be535118aefd62", 0xe2, 0x4000800, &(0x7f0000000240)={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:10:38 executing program 4: ioctl$TIOCGSID(0xffffffffffffff9c, 0x5429, &(0x7f0000000000)=0x0) r1 = syz_open_procfs(r0, &(0x7f0000000040)='projid_map\x00') readv(r1, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) [ 299.014278] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 299.019407] ? save_stack+0x43/0xd0 [ 299.023052] ? kmem_cache_alloc_trace+0x152/0x780 [ 299.027911] ? __memcg_init_list_lru_node+0x17d/0x2c0 [ 299.033113] ? __list_lru_init+0x456/0x790 [ 299.037363] ? sget_userns+0x767/0xf00 [ 299.041273] ? graph_lock+0x170/0x170 [ 299.045096] ? vfs_kern_mount.part.34+0xd4/0x4d0 [ 299.049865] ? do_mount+0x564/0x3070 [ 299.053595] ? ksys_mount+0x12d/0x140 [ 299.057411] ? __x64_sys_mount+0xbe/0x150 [ 299.061582] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 299.066974] ? find_held_lock+0x36/0x1c0 [ 299.071069] ? __lock_is_held+0xb5/0x140 [ 299.075187] ? check_same_owner+0x320/0x320 [ 299.079538] ? rcu_note_context_switch+0x710/0x710 [ 299.084506] __should_failslab+0x124/0x180 [ 299.088772] should_failslab+0x9/0x14 [ 299.092598] kmem_cache_alloc_trace+0x2cb/0x780 [ 299.097291] ? __kmalloc_node+0x33/0x70 [ 299.101284] ? __kmalloc_node+0x33/0x70 [ 299.105277] ? rcu_read_lock_sched_held+0x108/0x120 [ 299.110328] __memcg_init_list_lru_node+0x17d/0x2c0 2026/11/30 21:10:38 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(0xffffffffffffffff, &(0x7f0000000140)="45f3a8a0bb27933be42fd35e5d1372b5d660f8318289718afd0204c4588fe0028e38e3c1b6a881061d7f85689f8817dc8fcd9734beac42e7c4b371ba5177b9e571ea79c93e57ddcb9ad8ccfb97163d25ed38281a84e87c4f2be7b59e8dadf69c2cfdc10b7cfd07257228cbc451664e4b06814927cb310077a14c8dd68473e6dace39a175203df12fead91aa2e8d39287a688af497e49191e7f4a23ff4d73934d07496bb7565fa3c83e86ac18dabe0cbf8cf0443093ef59bea5bbf838463671f821773a01b67444b897a9d6aaa6233f5a48270045616efb2486b4c4be535118aefd62", 0xe2, 0x4000800, &(0x7f0000000240)={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) [ 299.115370] ? kvfree_rcu+0x20/0x20 [ 299.119022] ? __kmalloc_node+0x47/0x70 [ 299.123026] __list_lru_init+0x456/0x790 [ 299.127111] ? list_lru_destroy+0x4c0/0x4c0 [ 299.131451] ? mark_held_locks+0xc9/0x160 [ 299.135626] ? __raw_spin_lock_init+0x1c/0x100 [ 299.140229] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 299.145274] ? lockdep_init_map+0x9/0x10 [ 299.149348] sget_userns+0x767/0xf00 [ 299.153070] ? get_anon_bdev+0x2f0/0x2f0 [ 299.157163] ? destroy_unused_super.part.11+0x110/0x110 2026/11/30 21:10:38 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000100)='net/arp\x00') readv(r0, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x348) [ 299.162551] ? __alloc_pages_nodemask+0xacf/0xd70 [ 299.167418] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 299.172459] ? kasan_check_read+0x11/0x20 [ 299.176629] ? cap_capable+0x1f9/0x260 [ 299.180544] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.186095] ? security_capable+0x99/0xc0 [ 299.190266] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.195825] ? ns_capable_common+0x13f/0x170 [ 299.200253] ? get_anon_bdev+0x2f0/0x2f0 [ 299.204327] sget+0x10b/0x150 [ 299.207458] ? fuse_get_root_inode+0x190/0x190 [ 299.212057] mount_nodev+0x33/0x110 2026/11/30 21:10:38 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(0xffffffffffffffff, &(0x7f0000000140)="45f3a8a0bb27933be42fd35e5d1372b5d660f8318289718afd0204c4588fe0028e38e3c1b6a881061d7f85689f8817dc8fcd9734beac42e7c4b371ba5177b9e571ea79c93e57ddcb9ad8ccfb97163d25ed38281a84e87c4f2be7b59e8dadf69c2cfdc10b7cfd07257228cbc451664e4b06814927cb310077a14c8dd68473e6dace39a175203df12fead91aa2e8d39287a688af497e49191e7f4a23ff4d73934d07496bb7565fa3c83e86ac18dabe0cbf8cf0443093ef59bea5bbf838463671f821773a01b67444b897a9d6aaa6233f5a48270045616efb2486b4c4be535118aefd62", 0xe2, 0x4000800, &(0x7f0000000240)={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) [ 299.215703] fuse_mount+0x2c/0x40 [ 299.219184] mount_fs+0xae/0x328 [ 299.222578] vfs_kern_mount.part.34+0xd4/0x4d0 [ 299.227184] ? may_umount+0xb0/0xb0 [ 299.230826] ? _raw_read_unlock+0x22/0x30 [ 299.234990] ? __get_fs_type+0x97/0xc0 [ 299.238906] do_mount+0x564/0x3070 [ 299.242473] ? copy_mount_string+0x40/0x40 [ 299.246723] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 299.251762] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 299.256549] ? retint_kernel+0x10/0x10 [ 299.260471] ? copy_mount_options+0x1f0/0x380 [ 299.264980] ? copy_mount_options+0x206/0x380 [ 299.269493] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 299.275047] ? copy_mount_options+0x285/0x380 [ 299.279572] ksys_mount+0x12d/0x140 [ 299.283228] __x64_sys_mount+0xbe/0x150 [ 299.287222] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 299.292264] do_syscall_64+0x1b1/0x800 [ 299.296169] ? finish_task_switch+0x1ca/0x840 [ 299.300684] ? syscall_return_slowpath+0x5c0/0x5c0 [ 299.305629] ? syscall_return_slowpath+0x30f/0x5c0 [ 299.310585] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 299.315977] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 299.320848] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 299.326047] RIP: 0033:0x455a09 [ 299.329246] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 299.336975] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 299.344256] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 299.351536] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 299.358820] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 299.366101] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 [ 299.534464] IPVS: ftp: loaded support on port[0] = 21 [ 300.109111] bridge0: port 1(bridge_slave_0) entered blocking state [ 300.115529] bridge0: port 1(bridge_slave_0) entered disabled state [ 300.124958] device bridge_slave_0 entered promiscuous mode [ 300.162320] bridge0: port 2(bridge_slave_1) entered blocking state [ 300.168727] bridge0: port 2(bridge_slave_1) entered disabled state [ 300.176157] device bridge_slave_1 entered promiscuous mode [ 300.210799] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 300.245630] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 300.347216] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 300.385225] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 300.544120] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 300.551591] team0: Port device team_slave_0 added [ 300.575724] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 300.583358] team0: Port device team_slave_1 added [ 300.616988] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 300.654009] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 300.660900] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 300.668867] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 300.687843] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 300.694880] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 300.703765] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 300.736580] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 300.743743] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 300.751662] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 300.969556] bridge0: port 2(bridge_slave_1) entered blocking state [ 300.975935] bridge0: port 2(bridge_slave_1) entered forwarding state [ 300.982568] bridge0: port 1(bridge_slave_0) entered blocking state [ 300.988931] bridge0: port 1(bridge_slave_0) entered forwarding state [ 300.996213] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 301.663506] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 301.726323] 8021q: adding VLAN 0 to HW filter on device bond0 [ 301.799055] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 301.870333] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 301.876478] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 301.883886] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 301.952697] 8021q: adding VLAN 0 to HW filter on device team0 2026/11/30 21:10:41 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140), 0x0, 0x4000800, &(0x7f0000000240)={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:10:41 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000100)='mounts\x00') readv(r0, &(0x7f0000000140)=[{&(0x7f0000000040)=""/126, 0x7e}, {&(0x7f00000001c0)=""/87, 0x57}, {&(0x7f00000000c0)=""/54, 0x36}, {&(0x7f0000000240)=""/164, 0xa4}], 0x4) socketpair(0xc, 0x5, 0x2, &(0x7f0000000000)) socket$inet_dccp(0x2, 0x6, 0x0) 2026/11/30 21:10:41 executing program 3: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") set_mempolicy(0x1, &(0x7f0000000040), 0x3) r1 = syz_open_dev$usbmon(&(0x7f0000000180)='/dev/usbmon#\x00', 0x6, 0x82000) r2 = openat$snapshot(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/snapshot\x00', 0x80, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r1, 0x2405, r2) getsockopt$bt_l2cap_L2CAP_OPTIONS(r0, 0x6, 0x1, &(0x7f0000000100), &(0x7f0000000140)=0xc) set_mempolicy(0x0, &(0x7f0000000080), 0x1) r3 = openat$audio(0xffffffffffffff9c, &(0x7f0000000000)='/dev/audio\x00', 0x1, 0x0) ioctl$SNDRV_CTL_IOCTL_PCM_PREFER_SUBDEVICE(r3, 0x40045532, &(0x7f00000000c0)=0x1) 2026/11/30 21:10:41 executing program 1: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000100)={'veth0_to_bridge\x00', 0x0}) getpid() socketpair(0xb, 0x0, 0x7, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp_SCTP_RESET_STREAMS(0xffffffffffffff9c, 0x84, 0x77, &(0x7f0000000080)={0x0, 0x100, 0x3, [0x1ff, 0x6386, 0x5]}, &(0x7f00000000c0)=0xe) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x10, &(0x7f0000000180)=@assoc_value={r3, 0x5}, &(0x7f00000001c0)=0x8) bind$packet(r0, &(0x7f0000000140)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000040)={0x4001}, 0xfe24) r4 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_fanout(r4, 0x107, 0x12, &(0x7f000095bffc), 0x4) 2026/11/30 21:10:41 executing program 6 (fault-call:2 fault-nth:30): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:10:41 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./filf0/file0 ', 0x0, 0x0) 2026/11/30 21:10:41 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000ff8000)="0a0775b005e381e5b3b60ced5c54dbb7", 0x10) r1 = socket(0x2000000011, 0x2, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r2 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r2, &(0x7f0000003e80)=[{0x0, 0x0, &(0x7f0000002a80), 0x167, &(0x7f0000000100)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x0) vmsplice(r0, &(0x7f0000000400)=[{&(0x7f0000000080)="f0bd36", 0x3}, {&(0x7f0000000140)="8430b92ac1d12b5b23ac30918acfd8ce250460369312f8183387fe5ef6bd5b04f68cbef326ceebc5ea4b97a6fdca72cdea4a60ee2a46677cf62fd736a8d642600dc02f1cdf76a45026c89ed482244ae9a295074786bde7a7e3f646872dcfde6c65f215a23a4e10c2c98d9c51af0d484e11f1fa789789ded83cefe61e6cdaec", 0x7f}, {&(0x7f0000000300)="ea1011737d2dfbaa2e83c56b0acec7eefb5dc5f828ff209f544926b3470beef16216063444baad5972fc68842ec981049da9e6b194e2922ad35d6279301c169973c6440f767ab392737e5135cd03d1f5419330d88bbca1943d107e1a3a3c8d76effba4f97280df75bdd53dcd9fdc5ce10f63f63d34b2cd16e328b4ec89229b2fcec8a223d52357685fe7a43fabb695887b2e8985bdba1699042e50a3de9d470127d115288872a1bf45ede1d95a8104595c7a36610f9d89ee31e58c89ca8baa5851e5e9729c2e81ff11810c109b8a9027471804f8f4e43c493c3ab19d511b6b479e6b87d87dd18d2fc4e70361b5a0a6d3c6159c5f358558", 0xf7}, {&(0x7f0000000580)="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", 0xfc}, {&(0x7f00000001c0)="152d23dd", 0x4}, {&(0x7f0000000680)="b9973292b93b6b4bfa70a484a2ece40fdd8bb44879e4c5fd9299b471654fcdfe94a2d760bf74affc6f0256f8080b2843afca10888be8d08813724abb6bca42a1581e4325e7cb579037e2ad1c0d22fa82491b1be5ab4b2d008e906ec07d24d2ddce225ab7fc889000ccf0c6eae1844d2b6154831f5f447204a0fa14b4721a37871ca8ed36e0b5d5cca84168de47759616f060d7cb4e1adf338dcace9f2bca21d1074125e5de6f1abac05febcecf25081d4672caaeeed88c9bcd697c8f8c", 0xbd}, {&(0x7f0000000200)="1a8ede9276530f93701c97ec428c2b32bc23a0c5bf2fe5132e59031c9ec035ab741ad945", 0x24}, {&(0x7f00000013c0)="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0x1000}], 0x8, 0x8) recvmmsg(r2, &(0x7f0000000900)=[{{&(0x7f0000000280)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, 0xfd01, &(0x7f00000000c0)=[{&(0x7f0000000480)=""/255, 0xff}], 0x1}, 0xffffffffffffffff}, {{&(0x7f0000000ec0)=@nl=@proc, 0x80, &(0x7f0000001180)=[{&(0x7f0000001080)=""/251, 0x3de}], 0x1, &(0x7f00000011c0)=""/157, 0x9d}}], 0x2, 0x0, &(0x7f0000001380)={0x77359400}) 2026/11/30 21:10:41 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r3 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r3, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r3, 0x3, 0x4000000000000000, 0x5) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r1, r2) 2026/11/30 21:10:41 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140), 0x0, 0x4000800, &(0x7f0000000240)={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) [ 302.423560] FAULT_INJECTION: forcing a failure. [ 302.423560] name failslab, interval 1, probability 0, space 0, times 0 [ 302.434985] CPU: 0 PID: 25934 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 302.442274] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 302.451630] Call Trace: [ 302.454239] dump_stack+0x1b9/0x294 [ 302.457899] ? dump_stack_print_info.cold.2+0x52/0x52 [ 302.463130] should_fail.cold.4+0xa/0x1a [ 302.467218] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 302.472340] ? save_stack+0x43/0xd0 [ 302.475987] ? kmem_cache_alloc_trace+0x152/0x780 [ 302.480846] ? __memcg_init_list_lru_node+0x17d/0x2c0 [ 302.486053] ? __list_lru_init+0x456/0x790 [ 302.490308] ? sget_userns+0x767/0xf00 [ 302.494214] ? graph_lock+0x170/0x170 [ 302.498035] ? vfs_kern_mount.part.34+0xd4/0x4d0 [ 302.502809] ? do_mount+0x564/0x3070 [ 302.506538] ? ksys_mount+0x12d/0x140 [ 302.510356] ? __x64_sys_mount+0xbe/0x150 [ 302.514535] ? do_syscall_64+0x1b1/0x800 [ 302.518613] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe 2026/11/30 21:10:41 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140), 0x0, 0x4000800, &(0x7f0000000240)={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) [ 302.524005] ? find_held_lock+0x36/0x1c0 [ 302.528098] ? __lock_is_held+0xb5/0x140 [ 302.532177] ? read_lba+0x350/0x840 [ 302.535850] ? check_same_owner+0x320/0x320 [ 302.540202] ? rcu_note_context_switch+0x710/0x710 [ 302.545154] __should_failslab+0x124/0x180 [ 302.549410] should_failslab+0x9/0x14 [ 302.553227] kmem_cache_alloc_trace+0x2cb/0x780 [ 302.557913] ? __kmalloc_node+0x33/0x70 [ 302.561914] ? __kmalloc_node+0x33/0x70 [ 302.565935] ? rcu_read_lock_sched_held+0x108/0x120 2026/11/30 21:10:41 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./filX0/file0 ', 0x0, 0x0) [ 302.570990] __memcg_init_list_lru_node+0x17d/0x2c0 [ 302.576028] ? kvfree_rcu+0x20/0x20 [ 302.579672] ? __kmalloc_node+0x47/0x70 [ 302.583684] __list_lru_init+0x456/0x790 [ 302.587765] ? list_lru_destroy+0x4c0/0x4c0 [ 302.592105] ? mark_held_locks+0xc9/0x160 [ 302.596277] ? __raw_spin_lock_init+0x1c/0x100 [ 302.600874] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 302.605916] ? lockdep_init_map+0x9/0x10 [ 302.610001] sget_userns+0x767/0xf00 [ 302.613729] ? get_anon_bdev+0x2f0/0x2f0 [ 302.617823] ? destroy_unused_super.part.11+0x110/0x110 2026/11/30 21:10:41 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)="45f3a8a0bb27933be42fd35e5d1372b5d660f8318289718afd0204c4588fe0028e38e3c1b6a881061d7f85689f8817dc8fcd9734beac42e7c4b371ba5177b9e571ea79c93e57ddcb9ad8ccfb97163d25ed38281a84e87c4f2be7b59e8dadf69c2cfdc10b7cfd07257228cbc451664e4b06", 0x71, 0x4000800, &(0x7f0000000240)={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) [ 302.623206] ? __alloc_pages_nodemask+0xacf/0xd70 [ 302.628073] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 302.633109] ? kasan_check_read+0x11/0x20 [ 302.637275] ? cap_capable+0x1f9/0x260 [ 302.641181] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.646729] ? security_capable+0x99/0xc0 [ 302.650894] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.656450] ? ns_capable_common+0x13f/0x170 [ 302.660876] ? get_anon_bdev+0x2f0/0x2f0 [ 302.664960] sget+0x10b/0x150 [ 302.668084] ? fuse_get_root_inode+0x190/0x190 2026/11/30 21:10:41 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000100)='net/arp\x00') readv(r0, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) mkdirat$cgroup(r0, &(0x7f0000000000)='syz1\x00', 0x1ff) 2026/11/30 21:10:41 executing program 3: r0 = syz_open_dev$amidi(&(0x7f00000000c0)='/dev/amidi#\x00', 0x890, 0x200000) ioctl$BINDER_SET_MAX_THREADS(r0, 0x40046205, 0x6) r1 = syz_open_dev$urandom(&(0x7f0000000000)='/dev/urandom\x00', 0x0, 0x0) clone(0x0, &(0x7f00000000c0), &(0x7f0000000040), &(0x7f0000000180), &(0x7f00000001c0)) ioctl$RNDGETENTCNT(r1, 0x80045200, &(0x7f0000000080)) setsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r0, 0x84, 0x13, &(0x7f0000000100)=0x73, 0x4) [ 302.672683] mount_nodev+0x33/0x110 [ 302.676328] fuse_mount+0x2c/0x40 [ 302.679800] mount_fs+0xae/0x328 [ 302.683190] vfs_kern_mount.part.34+0xd4/0x4d0 [ 302.687796] ? may_umount+0xb0/0xb0 [ 302.691435] ? _raw_read_unlock+0x22/0x30 [ 302.695596] ? __get_fs_type+0x97/0xc0 [ 302.699508] do_mount+0x564/0x3070 [ 302.703074] ? copy_mount_string+0x40/0x40 [ 302.707326] ? rcu_pm_notify+0xc0/0xc0 [ 302.711245] ? copy_mount_options+0x5f/0x380 [ 302.715668] ? rcu_read_lock_sched_held+0x108/0x120 [ 302.720702] ? kmem_cache_alloc_trace+0x616/0x780 [ 302.725568] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 302.731118] ? _copy_from_user+0xdf/0x150 [ 302.735286] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 302.740835] ? copy_mount_options+0x285/0x380 [ 302.745356] ksys_mount+0x12d/0x140 [ 302.749000] __x64_sys_mount+0xbe/0x150 [ 302.752990] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 302.758028] do_syscall_64+0x1b1/0x800 [ 302.761941] ? syscall_return_slowpath+0x5c0/0x5c0 [ 302.766890] ? syscall_return_slowpath+0x30f/0x5c0 2026/11/30 21:10:41 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140), 0x0, 0x4000800, &(0x7f0000000240)={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:10:41 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000100)='net/arp\x00') readv(r0, &(0x7f00000000c0)=[{&(0x7f0000001d80)=""/4096, 0x1000}], 0x1) ioctl$KDGKBTYPE(r0, 0x4b33, &(0x7f0000000000)) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_INFO(r0, 0xc08c5335, &(0x7f0000000200)={0x101, 0x7, 0xb82, 'queue0\x00', 0xe4e}) [ 302.771845] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 302.777233] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 302.782101] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 302.787302] RIP: 0033:0x455a09 [ 302.790499] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 302.798224] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 302.805502] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 302.812782] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 302.820065] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 302.827342] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:10:41 executing program 1: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x40402, 0x0) ioctl$GIO_UNIMAP(r0, 0x4b66, &(0x7f0000000080)={0x7, &(0x7f0000000040)=[{}, {}, {}, {}, {}, {}, {}, {}, {}]}) userfaultfd(0xfffffffffffffffb) ioctl$int_in(r0, 0x5473, &(0x7f00000000c0)=0x5) ioctl$KDSKBLED(r0, 0x4b65, 0x5bd5) 2026/11/30 21:10:41 executing program 5: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000003fe8)={0xaa}) r1 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000140)='map_files\x00') getsockopt$inet_sctp_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r1, 0x84, 0x1f, &(0x7f0000000200)={r2, @in={{0x2, 0x7f, @local={0xac, 0x14, 0x14, 0xaa}}}, 0xd4, 0x3928bd13}, 0x90) r3 = openat$audio(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/audio\x00', 0x10081, 0x0) ioctl$KVM_GET_XCRS(r3, 0x8188aea6, &(0x7f0000000100)={0x1, 0xffffffffffffb0f6, [{0x7, 0x0, 0x612}]}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r4 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r4, 0x84, 0x8, &(0x7f0000013e95), 0x4) getsockopt$inet_mreqn(r4, 0x0, 0x0, &(0x7f0000000000)={@remote, @broadcast}, &(0x7f0000000040)=0xc) ioctl$TCSETS(r1, 0x5402, &(0x7f00000002c0)={0x1, 0x9, 0x3f, 0x400, 0x800, 0x8, 0x1, 0x3, 0x7abb, 0x7fff, 0x5, 0x6}) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000080)={{&(0x7f000000f000/0x4000)=nil, 0x4000}}) close(r0) 2026/11/30 21:10:41 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140), 0x0, 0x4000800, &(0x7f0000000240)={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:10:42 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000100)='net/arp\x00') ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000000000)=0x10000) getsockopt$netrom_NETROM_IDLE(r0, 0x103, 0x7, &(0x7f0000000040), &(0x7f0000000080)=0x4) readv(r0, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f00000000c0)={0x0}) ioctl$DRM_IOCTL_LOCK(r0, 0x4008642a, &(0x7f0000000140)={r1, 0x13}) 2026/11/30 21:10:42 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./filq0/file0 ', 0x0, 0x0) 2026/11/30 21:10:42 executing program 1: readlink(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000280)=""/70, 0x1) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$midi(&(0x7f0000000040)='/dev/midi#\x00', 0x9, 0x0) ioctl$INOTIFY_IOC_SETNEXTWD(r0, 0x40044900, 0x1f) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r1, &(0x7f0000000000)={&(0x7f00000000c0)={0x10}, 0xc, &(0x7f0000000080)={&(0x7f0000000180)={0x14, 0x1, 0x7, 0xfffffff7ffffffff}, 0x14}, 0x1}, 0x0) 2026/11/30 21:10:42 executing program 3: ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000400)={'sit0\x00', 0x0}) ioctl$sock_inet6_SIOCSIFDSTADDR(0xffffffffffffffff, 0x8918, &(0x7f0000000440)={@mcast2={0xff, 0x2, [], 0x1}, 0x0, r0}) r1 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000000)='/dev/cuse\x00', 0x80400, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffffff, 0xc0206434, &(0x7f0000000040)={0x19c2, 0x0, 0x10003}) ioctl$DRM_IOCTL_SG_ALLOC(r1, 0xc0106438, &(0x7f0000000080)={0x80, r2}) sendmsg$nl_route(r1, &(0x7f0000000180)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)=@setneightbl={0x30, 0x43, 0x300, 0x70bd26, 0x25dfdbff, {0xa}, [@NDTA_THRESH3={0x8, 0x4, 0x9}, @NDTA_PARMS={0xc, 0x6, [@NDTPA_PROXY_QLEN={0x8, 0xe, 0xaf}]}, @NDTA_NAME={0x8, 0x1, '\x00'}]}, 0x30}, 0x1, 0x0, 0x0, 0x4}, 0x8005) 2026/11/30 21:10:42 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140), 0x0, 0x4000800, &(0x7f0000000240)={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:10:42 executing program 6 (fault-call:2 fault-nth:31): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:10:42 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) capset(&(0x7f0000000000)={0x400019980330}, &(0x7f0000000080)={0x0, 0x0, 0x200000}) ioctl$sock_inet6_SIOCADDRT(r0, 0x890b, &(0x7f0000000400)={@local={0xfe, 0x80, [], 0xaa}, @empty, @local={0xfe, 0x80, [], 0xaa}}) 2026/11/30 21:10:42 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r3 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r3, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r3, 0x3, 0x40000, 0x5) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r1, r2) [ 303.890843] FAULT_INJECTION: forcing a failure. [ 303.890843] name failslab, interval 1, probability 0, space 0, times 0 [ 303.902209] CPU: 0 PID: 26004 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 303.909496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 303.918863] Call Trace: [ 303.921480] dump_stack+0x1b9/0x294 [ 303.925136] ? dump_stack_print_info.cold.2+0x52/0x52 [ 303.930361] should_fail.cold.4+0xa/0x1a [ 303.934453] ? fault_create_debugfs_attr+0x1f0/0x1f0 2026/11/30 21:10:42 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000100)='net/arp\x00') getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f00000001c0)={{{@in=@multicast2, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@dev}, 0x0, @in6=@loopback}}, &(0x7f00000000c0)=0xe8) getresgid(&(0x7f0000000140), &(0x7f00000002c0)=0x0, &(0x7f0000000300)) fstatfs(r0, &(0x7f0000000340)=""/211) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000440)={0x0, @in6={{0xa, 0x4e20, 0x6, @mcast1={0xff, 0x1, [], 0x1}, 0xffffffffffffff4a}}, 0x5, 0x6, 0x7, 0x100, 0x5f}, &(0x7f0000000500)=0x98) setsockopt$inet_sctp_SCTP_AUTH_DEACTIVATE_KEY(r0, 0x84, 0x23, &(0x7f0000000540)={r3, 0x27}, 0x8) r4 = syz_fuse_mount(&(0x7f0000000080)='./file0\x00', 0x1002, r1, r2, 0x9, 0x9115e150cecb4a2b) ioctl$KVM_SET_DEVICE_ATTR(r0, 0x4018aee1, &(0x7f0000000040)={0x0, 0x3, 0x100000000, &(0x7f0000000000)=0x9}) ioctl$ASHMEM_SET_NAME(r4, 0x41007701, &(0x7f0000000580)='!ppp0\x00') readv(r0, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) 2026/11/30 21:10:42 executing program 3: mprotect(&(0x7f000034a000/0x6000)=nil, 0x6000, 0x4001) r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer2\x00', 0x94402, 0x0) ioctl$TIOCLINUX5(r0, 0x541c, &(0x7f0000000200)={0x5, 0x5, 0x6, 0x5, 0x8000}) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f00000000c0)={0x9, {{0xa, 0x4e24, 0x9, @empty, 0x4}}, {{0xa, 0x4e20, 0x7, @dev={0xfe, 0x80, [], 0x18}, 0x1}}}, 0x108) socket$alg(0x26, 0x5, 0x0) getsockopt$inet_sctp_SCTP_GET_LOCAL_ADDRS(r0, 0x84, 0x6d, &(0x7f0000000240)={0x0, 0xfd, "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"}, &(0x7f0000000380)=0x105) setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f00000003c0)={r1, @in={{0x2, 0x4e20, @remote={0xac, 0x14, 0x14, 0xbb}}}, 0x8001, 0x10000, 0xaed, 0x11d}, 0x98) [ 303.939577] ? save_stack+0x43/0xd0 [ 303.943223] ? kmem_cache_alloc_trace+0x152/0x780 [ 303.948087] ? __memcg_init_list_lru_node+0x17d/0x2c0 [ 303.953298] ? __list_lru_init+0x456/0x790 [ 303.957547] ? sget_userns+0x767/0xf00 [ 303.961458] ? graph_lock+0x170/0x170 [ 303.965278] ? vfs_kern_mount.part.34+0xd4/0x4d0 [ 303.970055] ? do_mount+0x564/0x3070 [ 303.973779] ? ksys_mount+0x12d/0x140 [ 303.977590] ? __x64_sys_mount+0xbe/0x150 [ 303.981756] ? do_syscall_64+0x1b1/0x800 [ 303.985838] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe 2026/11/30 21:10:43 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./fill0/file0 ', 0x0, 0x0) [ 303.991225] ? find_held_lock+0x36/0x1c0 [ 303.995318] ? __lock_is_held+0xb5/0x140 [ 303.999426] ? check_same_owner+0x320/0x320 [ 304.003772] ? rcu_note_context_switch+0x710/0x710 [ 304.008730] __should_failslab+0x124/0x180 [ 304.012988] should_failslab+0x9/0x14 [ 304.016807] kmem_cache_alloc_trace+0x2cb/0x780 [ 304.021527] ? __kmalloc_node+0x33/0x70 [ 304.025515] ? __kmalloc_node+0x33/0x70 [ 304.029505] ? rcu_read_lock_sched_held+0x108/0x120 [ 304.034545] __memcg_init_list_lru_node+0x17d/0x2c0 2026/11/30 21:10:43 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f00000001c0)=@assoc_value={0x0, 0x1bc}, 0x8) getsockopt$inet_sctp6_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f0000000000)=@assoc_id=0x0, &(0x7f0000000040)=0x4) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r0, 0x84, 0xd, &(0x7f0000000140)=@assoc_value={r1}, &(0x7f0000000180)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x22, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, r2}, &(0x7f0000000100)=0x10) setsockopt$inet6_group_source_req(r0, 0x29, 0x2f, &(0x7f0000000200)={0x2, {{0xa, 0x4e24, 0xfffffffffffffffe, @empty, 0xad2}}, {{0xa, 0x4e23, 0x6, @ipv4={[], [0xff, 0xff], @broadcast=0xffffffff}, 0x1}}}, 0x108) 2026/11/30 21:10:43 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000100)='net/arp\x00') fcntl$setflags(r0, 0x2, 0x1) readv(r0, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) [ 304.039580] ? kvfree_rcu+0x20/0x20 [ 304.043221] ? __kmalloc_node+0x47/0x70 [ 304.047225] __list_lru_init+0x456/0x790 [ 304.051308] ? list_lru_destroy+0x4c0/0x4c0 [ 304.055642] ? mark_held_locks+0xc9/0x160 [ 304.060169] ? __raw_spin_lock_init+0x1c/0x100 [ 304.064770] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 304.069807] ? lockdep_init_map+0x9/0x10 [ 304.073896] sget_userns+0x767/0xf00 [ 304.077620] ? get_anon_bdev+0x2f0/0x2f0 [ 304.080560] sctp: [Deprecated]: syz-executor3 (pid 26028) Use of int in maxseg socket option. [ 304.080560] Use struct sctp_assoc_value instead [ 304.081885] ? destroy_unused_super.part.11+0x110/0x110 [ 304.081906] ? __alloc_pages_nodemask+0xacf/0xd70 [ 304.081940] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 304.110315] ? kasan_check_read+0x11/0x20 [ 304.114480] ? cap_capable+0x1f9/0x260 [ 304.118393] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.123948] ? security_capable+0x99/0xc0 [ 304.128115] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.133667] ? ns_capable_common+0x13f/0x170 [ 304.138094] ? get_anon_bdev+0x2f0/0x2f0 [ 304.142171] sget+0x10b/0x150 [ 304.145294] ? fuse_get_root_inode+0x190/0x190 [ 304.149894] mount_nodev+0x33/0x110 [ 304.153536] fuse_mount+0x2c/0x40 [ 304.157008] mount_fs+0xae/0x328 [ 304.160392] vfs_kern_mount.part.34+0xd4/0x4d0 [ 304.164448] sctp: [Deprecated]: syz-executor3 (pid 26034) Use of int in maxseg socket option. [ 304.164448] Use struct sctp_assoc_value instead [ 304.164984] ? may_umount+0xb0/0xb0 [ 304.165003] ? _raw_read_unlock+0x22/0x30 [ 304.165020] ? __get_fs_type+0x97/0xc0 [ 304.165050] do_mount+0x564/0x3070 [ 304.165087] ? copy_mount_string+0x40/0x40 [ 304.197629] ? rcu_pm_notify+0xc0/0xc0 [ 304.201546] ? copy_mount_options+0x5f/0x380 [ 304.205969] ? rcu_read_lock_sched_held+0x108/0x120 [ 304.211000] ? kmem_cache_alloc_trace+0x616/0x780 [ 304.215868] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 304.221420] ? _copy_from_user+0xdf/0x150 [ 304.225588] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 304.231138] ? copy_mount_options+0x285/0x380 [ 304.235655] ksys_mount+0x12d/0x140 [ 304.239303] __x64_sys_mount+0xbe/0x150 [ 304.243292] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 304.248327] do_syscall_64+0x1b1/0x800 [ 304.252224] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 304.257079] ? syscall_return_slowpath+0x5c0/0x5c0 [ 304.262027] ? syscall_return_slowpath+0x30f/0x5c0 [ 304.266980] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 304.272369] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 304.277240] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 304.282442] RIP: 0033:0x455a09 [ 304.285637] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 304.293365] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 304.300827] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 304.308112] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 304.315391] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 304.322675] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:10:43 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000100)='net/arp\x00') readv(r0, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f0000000000)=0x0) ptrace$getsig(0x4202, r1, 0x0, &(0x7f0000000040)) 2026/11/30 21:10:43 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)="45f3a8a0bb27933be42fd35e5d1372b5d660f8318289718afd0204c4588fe0028e38e3c1b6a881061d7f85689f8817dc8fcd9734beac42e7c4", 0x39, 0x4000800, &(0x7f0000000240)={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:10:43 executing program 1: r0 = syz_open_dev$adsp(&(0x7f00000000c0)='/dev/adsp#\x00', 0xfffffffffffffffe, 0x0) setsockopt$inet_int(r0, 0x0, 0xa, &(0x7f0000000080)=0x9, 0x4) r1 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fallocate(r1, 0x11, 0x100, 0x10000) 2026/11/30 21:10:43 executing program 3: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000009500)={&(0x7f0000008fc0)=@pptp={0x18, 0x2, {0x3, @multicast2=0xe0000002}}, 0x80, &(0x7f0000009480), 0x1, 0x0, 0x2c9}, 0x0) perf_event_open(&(0x7f000000a000)={0x6, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp, 0x8000000200000000, 0x800007f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000343ff8)='./file0\x00', &(0x7f0000000040)='ecryptfs\x00', 0x0, &(0x7f000000a000)) 2026/11/30 21:10:43 executing program 5: pipe(&(0x7f0000000000)={0xffffffffffffffff}) socketpair$packet(0x11, 0x3, 0x300, &(0x7f0000000040)={0xffffffffffffffff}) socketpair$packet(0x11, 0x2, 0x300, &(0x7f00000002c0)) ioctl$sock_bt_cmtp_CMTPCONNADD(r0, 0x400443c8, &(0x7f0000000080)={r1, 0x180}) r2 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r2, &(0x7f0000001000)={0x0, 0x0, &(0x7f0000000ff0)={&(0x7f00000000c0)=ANY=[@ANYBLOB="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"], 0xd8}, 0x1}, 0x0) 2026/11/30 21:10:43 executing program 6 (fault-call:2 fault-nth:32): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:10:43 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r3 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r3, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r3, 0x3, 0x100000, 0x5) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r1, r2) 2026/11/30 21:10:43 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./filh0/file0 ', 0x0, 0x0) [ 304.803601] FAULT_INJECTION: forcing a failure. [ 304.803601] name failslab, interval 1, probability 0, space 0, times 0 [ 304.814991] CPU: 0 PID: 26061 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 304.822282] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 304.831642] Call Trace: [ 304.834248] dump_stack+0x1b9/0x294 [ 304.837902] ? dump_stack_print_info.cold.2+0x52/0x52 [ 304.843129] should_fail.cold.4+0xa/0x1a [ 304.847219] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 304.852345] ? save_stack+0x43/0xd0 [ 304.855990] ? kmem_cache_alloc_trace+0x152/0x780 [ 304.860851] ? __memcg_init_list_lru_node+0x17d/0x2c0 [ 304.866051] ? __list_lru_init+0x456/0x790 [ 304.870303] ? sget_userns+0x767/0xf00 [ 304.874213] ? graph_lock+0x170/0x170 [ 304.878033] ? vfs_kern_mount.part.34+0xd4/0x4d0 [ 304.882822] ? do_mount+0x564/0x3070 [ 304.886553] ? ksys_mount+0x12d/0x140 [ 304.890371] ? __x64_sys_mount+0xbe/0x150 [ 304.894540] ? do_syscall_64+0x1b1/0x800 [ 304.898618] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 304.904009] ? find_held_lock+0x36/0x1c0 [ 304.908107] ? __lock_is_held+0xb5/0x140 [ 304.912212] ? check_same_owner+0x320/0x320 [ 304.916565] ? rcu_note_context_switch+0x710/0x710 [ 304.921524] __should_failslab+0x124/0x180 [ 304.925801] should_failslab+0x9/0x14 [ 304.929620] kmem_cache_alloc_trace+0x2cb/0x780 [ 304.934312] ? __kmalloc_node+0x33/0x70 [ 304.938303] ? __kmalloc_node+0x33/0x70 [ 304.942298] ? rcu_read_lock_sched_held+0x108/0x120 [ 304.947341] __memcg_init_list_lru_node+0x17d/0x2c0 [ 304.952380] ? kvfree_rcu+0x20/0x20 [ 304.956027] ? __kmalloc_node+0x47/0x70 [ 304.960032] __list_lru_init+0x456/0x790 [ 304.964114] ? list_lru_destroy+0x4c0/0x4c0 [ 304.968449] ? mark_held_locks+0xc9/0x160 [ 304.972620] ? __raw_spin_lock_init+0x1c/0x100 [ 304.977216] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 304.982251] ? lockdep_init_map+0x9/0x10 [ 304.986333] sget_userns+0x767/0xf00 [ 304.990061] ? get_anon_bdev+0x2f0/0x2f0 [ 304.994148] ? destroy_unused_super.part.11+0x110/0x110 [ 304.999527] ? __alloc_pages_nodemask+0xacf/0xd70 [ 305.004383] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 305.009397] ? kasan_check_read+0x11/0x20 [ 305.013540] ? cap_capable+0x1f9/0x260 [ 305.017429] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.022958] ? security_capable+0x99/0xc0 [ 305.027106] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.032633] ? ns_capable_common+0x13f/0x170 [ 305.037043] ? get_anon_bdev+0x2f0/0x2f0 [ 305.041093] sget+0x10b/0x150 [ 305.044196] ? fuse_get_root_inode+0x190/0x190 [ 305.048773] mount_nodev+0x33/0x110 [ 305.052395] fuse_mount+0x2c/0x40 [ 305.055843] mount_fs+0xae/0x328 [ 305.059207] vfs_kern_mount.part.34+0xd4/0x4d0 [ 305.063783] ? may_umount+0xb0/0xb0 [ 305.067399] ? _raw_read_unlock+0x22/0x30 [ 305.071537] ? __get_fs_type+0x97/0xc0 [ 305.075426] do_mount+0x564/0x3070 [ 305.078956] ? do_raw_spin_unlock+0x9e/0x2e0 [ 305.083361] ? copy_mount_string+0x40/0x40 [ 305.087584] ? rcu_pm_notify+0xc0/0xc0 [ 305.091469] ? copy_mount_options+0x5f/0x380 [ 305.095869] ? rcu_read_lock_sched_held+0x108/0x120 [ 305.100876] ? kmem_cache_alloc_trace+0x616/0x780 [ 305.105713] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 305.111257] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.116783] ? copy_mount_options+0x285/0x380 [ 305.121276] ksys_mount+0x12d/0x140 [ 305.124899] __x64_sys_mount+0xbe/0x150 [ 305.128862] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 305.133877] do_syscall_64+0x1b1/0x800 [ 305.137763] ? finish_task_switch+0x1ca/0x840 [ 305.142250] ? syscall_return_slowpath+0x5c0/0x5c0 [ 305.147172] ? syscall_return_slowpath+0x30f/0x5c0 [ 305.152096] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 305.157455] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 305.162301] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 305.167481] RIP: 0033:0x455a09 [ 305.170660] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 305.178359] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 305.185620] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 305.192879] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 2026/11/30 21:10:43 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000000)='net/rfcomm\x00') readv(r0, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) getsockopt$inet_sctp_SCTP_GET_PEER_ADDR_INFO(r0, 0x84, 0xf, &(0x7f0000000040)={0x0, @in6={{0xa, 0x4e22, 0x26, @mcast2={0xff, 0x2, [], 0x1}, 0x100000001}}, 0x578, 0x5, 0x1, 0x8, 0x6}, &(0x7f0000000100)=0x98) getsockopt$inet_sctp_SCTP_GET_PEER_ADDR_INFO(r0, 0x84, 0xf, &(0x7f00000001c0)={r1, @in={{0x2, 0x4e24, @remote={0xac, 0x14, 0x14, 0xbb}}}, 0x7, 0x6, 0x6, 0x3, 0x9}, &(0x7f0000000140)=0x98) bind$llc(r0, &(0x7f0000000280)={0x1a, 0x31a, 0x0, 0x1000, 0x6, 0x4, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x10) 2026/11/30 21:10:43 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x4000800, &(0x7f0000000240)={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:10:43 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000000)='net/packet\x00') readv(r0, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) 2026/11/30 21:10:44 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140), 0x0, 0x4000800, &(0x7f0000000240)={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:10:44 executing program 1: r0 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000b40)={&(0x7f0000000080)='./file0\x00', 0x0, 0x18}, 0x5e05) write$binfmt_aout(r0, &(0x7f0000000180)={{0x108, 0x2, 0x3, 0x1cf, 0x106, 0x1000, 0x121, 0x5}, "b2220194accb51222bdb5f5c69be21a5f7", [[], [], [], [], [], [], []]}, 0x731) capset(&(0x7f0000000000)={0x4000019980330}, &(0x7f0000001fe8)) setsockopt$packet_fanout_data(r0, 0x107, 0x16, &(0x7f0000000a80)={0x4, &(0x7f0000000100)=[{0x20, 0x8000, 0x80000000, 0xffffffffffffffeb}, {0x1, 0x7f, 0x2, 0x4}, {0x0, 0xffffffffffffff00, 0x3, 0x1}, {0x5deea588, 0x4, 0x70, 0x1000}]}, 0x10) r1 = syz_open_dev$sg(&(0x7f00000000c0)='/dev/sg#\x00', 0x0, 0x3d) socketpair(0xf, 0x2, 0x800, &(0x7f00000008c0)={0xffffffffffffffff}) recvfrom$unix(r2, &(0x7f0000000900)=""/187, 0xbb, 0x10000, &(0x7f00000009c0)=@abs={0x1, 0x0, 0x4e22}, 0x6e) ioctl$SCSI_IOCTL_SEND_COMMAND(r1, 0xc0189436, &(0x7f0000000a40)=ANY=[@ANYBLOB="897733e55caffb767a4f0901199e"]) r3 = accept4(0xffffffffffffffff, 0x0, &(0x7f0000000040), 0x80800) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x27, &(0x7f0000002180)={@broadcast, @dev, 0x0}, &(0x7f00000021c0)=0xc) setsockopt$packet_add_memb(r3, 0x107, 0x1, &(0x7f0000002200)={r4, 0x1, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x10) 2026/11/30 21:10:44 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./filU0/file0 ', 0x0, 0x0) [ 305.200134] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 305.207389] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:10:44 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000100)='net/arp\x00') ioctl$EVIOCSABS20(r0, 0x401845e0, &(0x7f0000000000)={0x5, 0x7, 0x7, 0x3, 0x6, 0xbb}) readv(r0, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) 2026/11/30 21:10:44 executing program 5: r0 = socket$inet6_udp(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x4e24, 0x2, @dev={0xfe, 0x80, [], 0x16}, 0x7}, 0x1c) r1 = openat$null(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/null\x00', 0x20200, 0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000100)={0xaa}) setsockopt$inet6_int(r0, 0x29, 0x48, &(0x7f0000db9000)=0xd6, 0x4) r2 = semget(0x2, 0x3, 0x1c8) getsockopt$bt_BT_VOICE(r1, 0x112, 0xb, &(0x7f0000000140)=0x841949c, &(0x7f0000000180)=0x2) getsockopt$bt_rfcomm_RFCOMM_CONNINFO(r1, 0x12, 0x2, &(0x7f0000000580)=""/120, &(0x7f0000000440)=0x3) semop(r2, &(0x7f0000000080)=[{0x3, 0x1, 0x1000}, {0x2, 0xfff0000000000000, 0x1000}, {0x7, 0x5, 0x1800}, {0x0, 0x4, 0x800}, {0x2, 0x2, 0x1000}], 0x5) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x4}, 0x1c) 2026/11/30 21:10:44 executing program 3: r0 = socket$inet6(0xa, 0x2, 0x0) ioctl$sock_inet_SIOCGIFDSTADDR(r0, 0x8917, &(0x7f0000000040)={'bond_slave_1\x00', {0x2, 0x4e23, @local={0xac, 0x14, 0x14, 0xaa}}}) getsockopt(r0, 0x88, 0x1, &(0x7f0000000300)=""/201, &(0x7f0000000000)=0xfffffffffffffccb) 2026/11/30 21:10:44 executing program 6 (fault-call:2 fault-nth:33): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:10:44 executing program 1: r0 = socket(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x10}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)=ANY=[@ANYBLOB="1c005e0029000000e8bee709000000000000", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00'], 0x1c}, 0x1}, 0x0) 2026/11/30 21:10:44 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./filb0/file0 ', 0x0, 0x0) [ 305.465349] FAULT_INJECTION: forcing a failure. [ 305.465349] name failslab, interval 1, probability 0, space 0, times 0 [ 305.476662] CPU: 0 PID: 26115 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 305.483948] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 305.493307] Call Trace: [ 305.495918] dump_stack+0x1b9/0x294 [ 305.499578] ? dump_stack_print_info.cold.2+0x52/0x52 [ 305.504807] should_fail.cold.4+0xa/0x1a [ 305.508891] ? fault_create_debugfs_attr+0x1f0/0x1f0 2026/11/30 21:10:44 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./filj0/file0 ', 0x0, 0x0) [ 305.514014] ? save_stack+0x43/0xd0 [ 305.517656] ? kmem_cache_alloc_trace+0x152/0x780 [ 305.522515] ? __memcg_init_list_lru_node+0x17d/0x2c0 [ 305.527715] ? __list_lru_init+0x456/0x790 [ 305.531966] ? sget_userns+0x767/0xf00 [ 305.535870] ? graph_lock+0x170/0x170 [ 305.539681] ? vfs_kern_mount.part.34+0xd4/0x4d0 [ 305.544450] ? do_mount+0x564/0x3070 [ 305.548176] ? ksys_mount+0x12d/0x140 [ 305.551990] ? __x64_sys_mount+0xbe/0x150 [ 305.556153] ? do_syscall_64+0x1b1/0x800 [ 305.560228] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe 2026/11/30 21:10:44 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCSARP(r0, 0x8955, &(0x7f00000000c0)={{0x2, 0x0, @multicast1=0xe0000001}, {0x1, @link_local={0x1, 0x80, 0xc2}}, 0xfffffffffffffffe, {0x2, 0x0, @loopback=0x7f000001}, 'veth1_to_bond\x00'}) socket$inet(0x2, 0x400480001, 0x6) [ 305.565615] ? find_held_lock+0x36/0x1c0 [ 305.569707] ? __lock_is_held+0xb5/0x140 [ 305.573822] ? check_same_owner+0x320/0x320 [ 305.578168] ? rcu_note_context_switch+0x710/0x710 [ 305.583126] __should_failslab+0x124/0x180 [ 305.587383] should_failslab+0x9/0x14 [ 305.591195] kmem_cache_alloc_trace+0x2cb/0x780 [ 305.595881] ? __kmalloc_node+0x33/0x70 [ 305.599873] ? __kmalloc_node+0x33/0x70 [ 305.603863] ? rcu_read_lock_sched_held+0x108/0x120 [ 305.608909] __memcg_init_list_lru_node+0x17d/0x2c0 [ 305.613946] ? kvfree_rcu+0x20/0x20 [ 305.617592] ? __kmalloc_node+0x47/0x70 [ 305.621595] __list_lru_init+0x456/0x790 [ 305.625677] ? list_lru_destroy+0x4c0/0x4c0 [ 305.630034] ? debug_check_no_locks_freed+0x25c/0x310 [ 305.635248] ? lockdep_init_map+0x9/0x10 [ 305.639331] sget_userns+0x767/0xf00 [ 305.643060] ? get_anon_bdev+0x2f0/0x2f0 [ 305.647149] ? destroy_unused_super.part.11+0x110/0x110 [ 305.652527] ? __alloc_pages_nodemask+0xacf/0xd70 [ 305.657396] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 305.662437] ? kasan_check_read+0x11/0x20 [ 305.666606] ? cap_capable+0x1f9/0x260 [ 305.670520] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.676071] ? security_capable+0x99/0xc0 [ 305.680240] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.685799] ? ns_capable_common+0x13f/0x170 [ 305.690229] ? get_anon_bdev+0x2f0/0x2f0 [ 305.694308] sget+0x10b/0x150 [ 305.697437] ? fuse_get_root_inode+0x190/0x190 [ 305.702035] mount_nodev+0x33/0x110 [ 305.705678] fuse_mount+0x2c/0x40 [ 305.709161] mount_fs+0xae/0x328 [ 305.712554] vfs_kern_mount.part.34+0xd4/0x4d0 [ 305.717153] ? may_umount+0xb0/0xb0 [ 305.720798] ? _raw_read_unlock+0x22/0x30 [ 305.724962] ? __get_fs_type+0x97/0xc0 [ 305.728870] do_mount+0x564/0x3070 [ 305.732422] ? do_raw_spin_unlock+0x9e/0x2e0 [ 305.736855] ? copy_mount_string+0x40/0x40 [ 305.741106] ? rcu_pm_notify+0xc0/0xc0 [ 305.745024] ? copy_mount_options+0x5f/0x380 [ 305.749452] ? rcu_read_lock_sched_held+0x108/0x120 [ 305.754485] ? kmem_cache_alloc_trace+0x616/0x780 [ 305.759352] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 305.764911] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.770464] ? copy_mount_options+0x285/0x380 [ 305.774982] ksys_mount+0x12d/0x140 [ 305.778629] __x64_sys_mount+0xbe/0x150 [ 305.782605] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 305.787627] do_syscall_64+0x1b1/0x800 [ 305.791517] ? syscall_return_slowpath+0x5c0/0x5c0 [ 305.796439] ? syscall_return_slowpath+0x30f/0x5c0 [ 305.801370] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 305.806733] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 305.811566] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 305.816738] RIP: 0033:0x455a09 [ 305.819912] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 305.827607] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 305.834872] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 305.842137] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 305.849392] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 305.856645] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:10:45 executing program 5: socket$nl_generic(0xa, 0x5, 0x84) capset(&(0x7f00000000c0)={0x20080522}, &(0x7f0000000100)) 2026/11/30 21:10:45 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r3 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r3, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r3, 0x3, 0x4, 0x5) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r1, r2) 2026/11/30 21:10:45 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./filV0/file0 ', 0x0, 0x0) 2026/11/30 21:10:45 executing program 6 (fault-call:2 fault-nth:34): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:10:45 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140), 0x0, 0x4000800, &(0x7f0000000240)={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:10:45 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000100)='net/arp\x00') readv(r0, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) ioctl$void(r0, 0x5451) ioctl$ASHMEM_PURGE_ALL_CACHES(r0, 0x770a, 0x0) 2026/11/30 21:10:45 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f0000000000)=0x40003) r1 = syz_open_dev$midi(&(0x7f0000000040)='/dev/midi#\x00', 0x4, 0x10803) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r1, 0x84, 0x8, &(0x7f0000000080), &(0x7f00000000c0)=0x4) shutdown(r0, 0x1) setsockopt$sock_int(r0, 0x1, 0x7, &(0x7f0000000100), 0x4) 2026/11/30 21:10:45 executing program 3: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000000c0)='./file0\x00', 0x0) unlink(&(0x7f0000000080)='./file0\x00') mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) r0 = syz_init_net_socket$nfc_llcp(0x27, 0x1, 0x1) sendmmsg(r0, &(0x7f0000005980)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000400)="1f410eaaf53a6823f0284f2d4307747df5510c85c5ed2e6e52ba3e4527aa774c067fea39ad42470e3afc4d5563b8f9feea3727a4394c83a09c53681240c37cf329b9457787b3914bbdbbb5b323796b81bd69a737dadd5b1d7e42bb530d83a446fd43a21737faaf2980c517ad992b41b74fbd24632f9ae341792682aa83dddbc32a4c8b3834cc15f806ec551ea0b284d3965668a0f2e16e", 0x97}, {&(0x7f0000000100)}], 0x2, &(0x7f00000004c0)=[{0x98, 0x1ff, 0x7, "31cc0226c754fcf54a68beabfc6298ac13238c0367982a0151eb6ae46ed863356c34750802232cd12852660ad70b21a4dcbf0a1d5d999a3b630078402520e5d7933902a80c8407e3bc4d3eea6c77d0bc3925e5c5b77ab23046ddb0ce15d167c750ea71266e3267bb1880107e9799d9223657a7b0fd79815b78de7cb1cb43c4ae06a8fe82a34d"}, {0x108, 0x3a, 0xbd3f, "7bfd250a34193d830da77a4bf8081ae04c204a99a492f2cf9e4daa4235003ecada7cab9244f9bf5c8ed44fb5ea164872a78be222b8b56a6b28c084bf5a6f9791b5d409abcc3e83008c9d50360999a45c5dc8099e9b4b660e3bf6a32c4e480f441eea727f1e19d018eed1fb3718ded56b60e9948adaa42633d5ce654608f770ea796871a8104957fb07e56ed2d0ecc9f848ed57b8230204394abf319a596df375c1e09ff370b2d0f5fcb505fd2fd97f291edc622dc968f01eb56218d39ab7da3305ff94eccd3236d223f5330c500815e92c583c1277b49158683877f1861a74477435e979273d48517bc3147bc21195ab9e"}, {0x110, 0x1bf, 0x0, "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"}], 0x2b0, 0x40}, 0x3}, {{0x0, 0x0, &(0x7f00000007c0)=[{&(0x7f00000002c0)="1b89ae22c46fde892b51a301a5d4586bc61d4fcf244894f745cae1bd16b872b8934e", 0x22}, {&(0x7f0000000340)="9e98588279ee815f300e0d4c30cb7622651c0201a06494881b2be53ea0dcacd748438c57eba7fe76594ded", 0x2b}, {&(0x7f0000000780)="96882614cb775b259104166cdbe24d3562a27dcea4d48983180f0aae5e0d5d126dfef5b357fc64e048a46451e5abfc650d0f", 0x32}], 0x3, 0x0, 0x0, 0x40000}, 0x4}, {{&(0x7f0000000800)=@rc={0x1f, {0xc30, 0x74a, 0x4, 0x802000000000, 0x7, 0xfffffffffffffffc}, 0x2}, 0x80, &(0x7f0000000bc0)=[{&(0x7f0000000880)="9692ca3d5f9f6c485c37f859d5c0c540e1b204c560d320365d8978978b7296745033686d020cd48e31f8c63e585ecce96cdc07a77ea640689c6834f8dbf51a5130515ee98bd26d7270a0082d841392d7ac3a8f6b6545ee5197d77da181bc7b49128e2ae690cfd80a2b8ebc515c202c5e7e249e06f434ca49cb21ccc52ab2b90da0f6afd7fb876d575ec7f3dff2e576b1ad9f82af9100c40648ccddc9887ccec6d176e669168285299f7d31fe9895264c8ac2307777ab74a01bb5f939eaebe0f8", 0xc0}, {&(0x7f0000000940)="7b8d0597ea10403a5bb0e4a00d47637ee708576b13d4bc6679a74cbef058df5af2569772b38884e42c9820b3ca7a21a43942cd77980228ef57880c5ac7d9533234c24fab9bf41a481bc5c06bdc4b8c8f64d7294b3f43811b5da43168f722580967fadd8ff4c1a033777ef780a50eaa525a6909ecd46da35162db470f6f32dae6cf77dc128c6db961ea28f58c478f31fb31df3b0315b599ce3eb014f089e4f2dd1187e77570a2fbc91ce7408623354a0ee92670c706c9ecfb144a317c94c178cfe921435997e8bf92626872886d488bea8e11929d0110aa86", 0xd8}, {&(0x7f0000001580)="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"3ac621340e641b0d4a69decd924ae3883ead85ca523f29cceb08f099c5999150b2a82f44b1c4e50a7407a354744690c0096b4a66309a998c271489cfa8a5eabc8f11711e250789eb1c6aade80dca221f50e6d278e8cddcdd1fb9464af330653964cd18c48a48aa6ffd1c41c08d507b42fb2f8dd5734470991ed66bffb95911bb25ba1a3e5d2c84d8c02a678e7cdea8f3db43d599bffdddd7ef9306b7f7c30363566d3b79f8e07302bbe594a417482d9a2001b537347274782bd3d54239782297925bcefdd2fed964f6b055bc87d7cd7bd9ff362f74bc82df02d86317bb5bef4c"}], 0x2e8, 0x4000}, 0x7f}, {{&(0x7f0000001440)=@ipx={0x4, 0x7ff, 0x5, "34c21e59427e", 0x6}, 0x80, &(0x7f00000014c0)}, 0x7fffffff}, {{&(0x7f0000004580)=@llc={0x1a, 0x30b, 0x2, 0x0, 0x8, 0x3, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}}, 0x80, &(0x7f0000001500)=[{&(0x7f0000004600)="ff8575dddb68bb909c69fae114a86a4828152b486c9b71c31baa48bc51eb6194087d47386c3d07a7cb1f0c46d718c423ac242e8685d49f9aad2b2c5482147afc84c235aed0962407e4715043239d1944a10d1aa6ab1d96a39b2f01d72f1e546e4804cf727fe1b5ee8bb62e168edd34080e52bcaa39f6e1431b67de74cdb6661f539e48209fb238647f54", 0x8a}], 0x1, &(0x7f00000046c0)=[{0x30, 0x11c, 0x3, "5a2434409a7a7e696c7fe09c09a21ced4d21e2fdf7e65144084aad511f552e36"}, {0xa8, 0x111, 0x27, "8c40cf7c95cbbdb8c7c841c8deae63c55f60da83a611813df680e35dd549ffbc24ce65adc861a1c4bf2aa4b8017886232e19ea8314589923720769a9816cbafbe05961fc59243817e3ad879f1c0f506c881178ef46e857f84613e897a6bd041abb4db67c8055a7fa4b298066265edd30819ad64c78cec8002d7161e5622e0279b678690d134c20777d6c7e4fff83ec1e87ce40"}, {0x30, 0x118, 0x9e, "e8f68261376b2602ed015f9c71bc4569f818ac755c3c70c75fa9db35a079fa9e"}, {0x1010, 0x115, 0x5, "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"}, {0x48, 0x10e, 0x8, "619971c865c142d2e5ae056ddf0c90e41055fdd3b6429dca2dd40b5bba413fe3c7e678c71ac3f4e287092c620c4909f6cb847547e257"}, {0xb0, 0x197, 0x8cd, "7be0020bb35292bc711504953a9191e201504aff89e54360414dbc9f448953265727f5e02dece8ef228db766509bc8745b33078a32c0f2c69a39ca39f30470f0d7d459d71dcc3d7cbebd4d35eb530869cbe2d6519d63c0fa07db85ecb0ba042280debf9765fc1bdf11b46513954b8ff4523d30d2e3b21304501cca5c5fa1b0dd34462f80355158cff331e45924414038326c4b91625f2c8a40619be7"}, {0xa0, 0x119, 0x4, "c03dcda2bea6aa61580f7be363ffde1c54204735228a849e92bce8580c0d249d66fb8a8b14e70eeaa570876ee84d4be2dad05561bdc8f442843164d3eaeaaf2de144f3b61cac6468682a74855f60fefcc86f54d5f8b9c7cfd1227f0ed7b9aa44aa701c9ed0a00d77179c99751179ca54467ed4ac281dffd7eefa8920232ddee11eb63d59c143432030267e13ccef"}], 0x12b0, 0x10}, 0x200}], 0x7, 0x10) ioctl$sock_inet_SIOCGIFNETMASK(r0, 0x891b, &(0x7f0000000040)={'eql\x00', {0x2, 0x4e21}}) syz_mount_image$ext4(&(0x7f0000000140)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x10000001, 0x1, &(0x7f0000001540)=[{&(0x7f0000000540), 0x0, 0x6}], 0x24000, &(0x7f00000001c0)={[{@max_batch_time={'max_batch_time', 0x3d, [0x0, 0x38, 0x37, 0x30]}, 0x2c}]}) 2026/11/30 21:10:45 executing program 5: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4}, 0x2c) write$binfmt_misc(r0, &(0x7f0000000000)=ANY=[@ANYBLOB="73797a300977390e8440e49ef97a87bb1e1a11636f3ebbc3369db432b89e36fc02a5707be7c73100158ad302f3bc7e8ed4ad1a0bda75d6a76c2ec8bff73b808a2d4991bc3ac765eed3fa7e35535188e2e828215a37496a6c2c02c8a38208c8441fd37c2cc08545d94d7c005304c78e27b6d50c3bc44f0b4cb46d6dfb8a18835dcb52daa975dbcedd82d4e71cf05c8f658d0c3a6095f07383dbccae92675bc329d02858953017b5d5c9dba33970ab2cd5c93c57ab44d76a1a5e560a52c415bb235491d8f4889a0de340d00d07aea8766fe60c"], 0xdb) bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x7, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1, 0xb0}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) [ 306.029505] FAULT_INJECTION: forcing a failure. [ 306.029505] name failslab, interval 1, probability 0, space 0, times 0 [ 306.040891] CPU: 1 PID: 26145 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 306.048173] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 306.057531] Call Trace: [ 306.060137] dump_stack+0x1b9/0x294 [ 306.063786] ? dump_stack_print_info.cold.2+0x52/0x52 [ 306.068984] ? perf_trace_lock_acquire+0xe3/0x980 [ 306.073860] ? __save_stack_trace+0x7e/0xd0 2026/11/30 21:10:45 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140), 0x0, 0x4000800, &(0x7f0000000240)={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) [ 306.078210] should_fail.cold.4+0xa/0x1a [ 306.082289] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 306.087407] ? save_stack+0x43/0xd0 [ 306.091041] ? kasan_kmalloc+0xc4/0xe0 [ 306.094938] ? kmem_cache_alloc_trace+0x152/0x780 [ 306.099792] ? __memcg_init_list_lru_node+0x17d/0x2c0 [ 306.104990] ? __list_lru_init+0x456/0x790 [ 306.109230] ? sget_userns+0x767/0xf00 [ 306.113131] ? graph_lock+0x170/0x170 [ 306.116937] ? vfs_kern_mount.part.34+0xd4/0x4d0 [ 306.121696] ? do_mount+0x564/0x3070 [ 306.125415] ? ksys_mount+0x12d/0x140 2026/11/30 21:10:45 executing program 4: r0 = openat$null(0xffffffffffffff9c, &(0x7f0000000080)='/dev/null\x00', 0x26000, 0x0) setsockopt$inet_sctp6_SCTP_I_WANT_MAPPED_V4_ADDR(r0, 0x84, 0xc, &(0x7f00000000c0)=0x3d, 0x4) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) r2 = syz_open_procfs(r1, &(0x7f0000000100)='net/arp\x00') openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x20000, 0x0) socket$unix(0x1, 0x8de6a07452ca771, 0x0) readv(r2, &(0x7f0000000000), 0x0) [ 306.129222] ? __x64_sys_mount+0xbe/0x150 [ 306.133381] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 306.138763] ? find_held_lock+0x36/0x1c0 [ 306.142835] ? __lock_is_held+0xb5/0x140 [ 306.146913] ? check_same_owner+0x320/0x320 [ 306.151230] ? rcu_note_context_switch+0x710/0x710 [ 306.156157] __should_failslab+0x124/0x180 [ 306.160392] should_failslab+0x9/0x14 [ 306.164186] kmem_cache_alloc_trace+0x2cb/0x780 [ 306.168842] ? __kmalloc_node+0x33/0x70 [ 306.172800] ? __kmalloc_node+0x33/0x70 [ 306.176766] ? rcu_read_lock_sched_held+0x108/0x120 [ 306.181773] __memcg_init_list_lru_node+0x17d/0x2c0 [ 306.186776] ? kvfree_rcu+0x20/0x20 [ 306.190389] ? __kmalloc_node+0x47/0x70 [ 306.194353] __list_lru_init+0x456/0x790 [ 306.198402] ? list_lru_destroy+0x4c0/0x4c0 [ 306.202709] ? mark_held_locks+0xc9/0x160 [ 306.206846] ? __raw_spin_lock_init+0x1c/0x100 [ 306.211413] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 306.216418] ? lockdep_init_map+0x9/0x10 [ 306.220469] sget_userns+0x767/0xf00 [ 306.224165] ? get_anon_bdev+0x2f0/0x2f0 [ 306.228221] ? destroy_unused_super.part.11+0x110/0x110 [ 306.233572] ? __alloc_pages_nodemask+0xacf/0xd70 [ 306.238405] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 306.243421] ? kasan_check_read+0x11/0x20 [ 306.247556] ? cap_capable+0x1f9/0x260 [ 306.251439] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.256963] ? security_capable+0x99/0xc0 [ 306.261103] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.266624] ? ns_capable_common+0x13f/0x170 [ 306.271018] ? get_anon_bdev+0x2f0/0x2f0 [ 306.275075] sget+0x10b/0x150 [ 306.278177] ? fuse_get_root_inode+0x190/0x190 [ 306.282743] mount_nodev+0x33/0x110 [ 306.286356] fuse_mount+0x2c/0x40 [ 306.289795] mount_fs+0xae/0x328 [ 306.293154] vfs_kern_mount.part.34+0xd4/0x4d0 [ 306.297727] ? may_umount+0xb0/0xb0 [ 306.301339] ? _raw_read_unlock+0x22/0x30 [ 306.305469] ? __get_fs_type+0x97/0xc0 [ 306.309346] do_mount+0x564/0x3070 [ 306.312879] ? copy_mount_string+0x40/0x40 [ 306.317105] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 306.321852] ? retint_kernel+0x10/0x10 [ 306.325735] ? copy_mount_options+0x1f0/0x380 [ 306.330219] ? __sanitizer_cov_trace_pc+0x48/0x50 [ 306.335054] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.340577] ? copy_mount_options+0x285/0x380 [ 306.345066] ksys_mount+0x12d/0x140 [ 306.348683] __x64_sys_mount+0xbe/0x150 [ 306.352645] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 306.357649] do_syscall_64+0x1b1/0x800 [ 306.361521] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 306.366351] ? syscall_return_slowpath+0x5c0/0x5c0 [ 306.371270] ? syscall_return_slowpath+0x30f/0x5c0 [ 306.376191] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 306.381544] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 306.386379] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 306.391554] RIP: 0033:0x455a09 [ 306.394728] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 306.402438] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 306.409693] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 306.416948] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 306.424201] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 306.431457] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:10:45 executing program 1: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = inotify_init1(0x0) fstat(r0, &(0x7f0000000100)) fcntl$setown(r1, 0x8, 0xffffffffffffffff) fcntl$getownex(r1, 0x10, &(0x7f00000000c0)={0x0, 0x0}) ptrace$setopts(0x4206, r2, 0x0, 0x0) process_vm_writev(r2, &(0x7f0000000000)=[{&(0x7f0000000240)=""/4096, 0x1000}], 0x1, &(0x7f0000000080)=[{&(0x7f00000013c0)=""/89, 0x59}], 0x1, 0x0) 2026/11/30 21:10:45 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:10:45 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000100)='net/arp\x00') readv(r0, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) setsockopt$inet_sctp6_SCTP_ADD_STREAMS(r0, 0x84, 0x79, &(0x7f0000000040)=0x6, 0x4) r1 = gettid() sched_setattr(r1, &(0x7f0000000000)={0x30, 0xfcafc3d7688fea2b, 0x1, 0x5, 0x1, 0x9, 0x10000, 0x1}, 0x0) getsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000080)={0x0, 0xd4}, &(0x7f00000000c0)=0x8) setsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r0, 0x84, 0x13, &(0x7f0000000200), 0x4) getsockopt$inet_sctp6_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000000140)={r2, 0xc0}, &(0x7f00000001c0)=0x8) lseek(r0, 0x0, 0x1) 2026/11/30 21:10:45 executing program 3: r0 = syz_open_dev$loop(&(0x7f0000000400)='/dev/loop#\x00', 0x0, 0x44000) r1 = memfd_create(&(0x7f0000000000)="74086e750000000000000000008c00e423526067c763f91bbd8dcb0c8f765c12c3898b86bd154cf6942ab3e1efd0e40b1db686172a6484a3429988d44f9868ea2273a4a841011bd5587b4d6025407c075db0561d53d8554dfed9a5f5cd35220000", 0x0) pwritev(r1, &(0x7f0000000340)=[{&(0x7f0000000240)='\'', 0x1}], 0x1, 0x81806) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r1) sendfile(r1, r0, &(0x7f0000000080), 0x102000004) 2026/11/30 21:10:45 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0x0, 0x70cf, 0xa4}, &(0x7f0000000200)=0x8) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r1, 0x84, 0x18, &(0x7f0000000240)={r2, 0x2e}, &(0x7f0000000280)=0x8) listen(r0, 0x0) openat$cgroup_ro(r1, &(0x7f0000000080)='pids.current\x00', 0x0, 0x0) ppoll(&(0x7f0000000000), 0x1fffffffffffff24, &(0x7f0000000040)={0x0, 0x989680}, &(0x7f0000000300), 0x8) getsockopt$inet6_mtu(r1, 0x29, 0x17, &(0x7f0000000000), &(0x7f00000002c0)=0x4) 2026/11/30 21:10:45 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r3 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r3, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r3, 0x3, 0xffffffffffffffff, 0x5) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r1, r2) 2026/11/30 21:10:45 executing program 6 (fault-call:2 fault-nth:35): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:10:45 executing program 5: r0 = socket(0x11, 0x100000803, 0x0) r1 = syz_open_dev$tun(&(0x7f0000000040)='/dev/net/tun\x00', 0x0, 0x0) r2 = syz_open_dev$vcsn(&(0x7f0000000100)='/dev/vcs#\x00', 0x40, 0x101000) ioctl$VHOST_GET_FEATURES(r2, 0x8008af00, &(0x7f0000000180)) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000140)={"6966623000faffffffffffffff00", 0x12}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000000)={'ifb0\x00', 0xa201}) pread64(r1, &(0x7f0000000080)=""/91, 0x5b, 0x0) [ 306.912014] FAULT_INJECTION: forcing a failure. [ 306.912014] name failslab, interval 1, probability 0, space 0, times 0 [ 306.923456] CPU: 1 PID: 26210 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 306.923465] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 306.923471] Call Trace: [ 306.923498] dump_stack+0x1b9/0x294 [ 306.946308] ? dump_stack_print_info.cold.2+0x52/0x52 [ 306.951506] ? __save_stack_trace+0x7e/0xd0 [ 306.955847] should_fail.cold.4+0xa/0x1a [ 306.959921] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 306.965034] ? save_stack+0x43/0xd0 [ 306.968668] ? kasan_kmalloc+0xc4/0xe0 [ 306.972566] ? kmem_cache_alloc_trace+0x152/0x780 [ 306.977414] ? __memcg_init_list_lru_node+0x17d/0x2c0 [ 306.982609] ? __list_lru_init+0x456/0x790 [ 306.986847] ? sget_userns+0x767/0xf00 [ 306.990750] ? graph_lock+0x170/0x170 [ 306.994557] ? vfs_kern_mount.part.34+0xd4/0x4d0 [ 306.999323] ? do_mount+0x564/0x3070 [ 307.003045] ? ksys_mount+0x12d/0x140 [ 307.006852] ? __x64_sys_mount+0xbe/0x150 2026/11/30 21:10:46 executing program 1: r0 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000200)='/dev/dsp\x00', 0x40400, 0x0) setsockopt$bt_BT_SNDMTU(r0, 0x112, 0xc, &(0x7f0000000240)=0x5, 0x2) r1 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000000080)={'vcan0\x00', 0x0}) io_setup(0x9, &(0x7f00000009c0)=0x0) clock_gettime(0x0, &(0x7f0000000b00)={0x0, 0x0}) io_getevents(r3, 0x6, 0x7, &(0x7f0000000a00)=[{}, {}, {}, {}, {}, {}, {}], &(0x7f0000000b40)={r4, r5+30000000}) r6 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000000)='/dev/uinput\x00', 0x100, 0x0) getsockopt$inet_sctp_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000000040)=@assoc_id=0x0, &(0x7f00000000c0)=0x4) getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(r6, 0x84, 0x1b, &(0x7f0000000100)={r7, 0x81, "9ba380447d98df77db16b9b67dbcf6dd9133c192b0e9e217bc055e0a8308b3ce22e4acb6fc59cb598194a3d3a87927d7e1238c93729409093528e9c267d516a7dee53382a0ffc0a2e1218b562bc9a4b4d47d4b34bb01ed58bf43f20cfa9ad1b0e8986e1cf146cd6eb7f6a23abc876b72bd9972981c923738a4097c35c82bf7ec1a"}, &(0x7f00000001c0)=0x89) gettid() setsockopt$inet_tcp_TLS_RX(r6, 0x6, 0x2, &(0x7f0000000b80)={0x303, 0x33}, 0x4) connect$can_bcm(r1, &(0x7f0000001ff0)={0x1d, r2}, 0x10) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r6, 0xc0a85352, &(0x7f0000000280)={{0xfffffffffffffffd, 0x2}, 'port0\x00', 0x1, 0x427, 0x1, 0x5, 0xffffffffffffffff, 0x1, 0x155, 0x0, 0x5}) sendmsg$can_raw(r1, &(0x7f0000001fc8)={&(0x7f0000010000)={0x1d}, 0x10, &(0x7f0000017ff0)={&(0x7f0000007000)=@canfd={{0x1}, 0x23, 0x0, 0x0, 0x0, "0327e19a2b0100000000000000f9030008990039966a7d5cb2bd00000000000000000007496e6866856b76b5010000000000000000060000000118fa1efd9b0b"}, 0x48}, 0x1}, 0x0) recvmsg$kcm(r0, &(0x7f0000000980)={&(0x7f0000000340)=@nfc, 0x80, &(0x7f0000000840)=[{&(0x7f00000003c0)=""/246, 0xf6}, {&(0x7f00000004c0)=""/84, 0x54}, {&(0x7f0000000540)=""/144, 0x90}, {&(0x7f0000000600)=""/192, 0xc0}, {&(0x7f00000006c0)=""/248, 0xf8}, {&(0x7f00000007c0)=""/92, 0x5c}], 0x6, &(0x7f00000008c0)=""/183, 0xb7, 0x200}, 0x10000) [ 307.011005] ? do_syscall_64+0x1b1/0x800 [ 307.015073] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 307.020445] ? find_held_lock+0x36/0x1c0 [ 307.024517] ? __lock_is_held+0xb5/0x140 [ 307.028601] ? check_same_owner+0x320/0x320 [ 307.032933] ? rcu_note_context_switch+0x710/0x710 [ 307.037883] __should_failslab+0x124/0x180 [ 307.042152] should_failslab+0x9/0x14 [ 307.045957] kmem_cache_alloc_trace+0x2cb/0x780 [ 307.050630] ? __kmalloc_node+0x33/0x70 [ 307.054606] ? __kmalloc_node+0x33/0x70 2026/11/30 21:10:46 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:10:46 executing program 4: r0 = getpgid(0xffffffffffffffff) r1 = syz_open_procfs(r0, &(0x7f00000000c0)='net/ip6_tables_matches\x00') ioctl$KDSKBMETA(r1, 0x4b63, &(0x7f0000000100)=0x7ff) readv(r1, &(0x7f0000000180)=[{&(0x7f00000001c0)=""/4096, 0x1000}], 0x1) getsockopt$inet_sctp_SCTP_ASSOCINFO(r1, 0x84, 0x1, &(0x7f0000000000)={0x0, 0x1, 0x3, 0x6, 0x8, 0x4}, &(0x7f0000000040)=0x14) getsockopt$inet_sctp6_SCTP_GET_LOCAL_ADDRS(r1, 0x84, 0x6d, &(0x7f00000011c0)={r2, 0x9d, "e18c0d5bfcd187591197b6d2685b8f84a03796a0aba8d7e0e3b43b36500952b87581e099807df07e68033fc5f7ee7b6e0b62d3e83ff9d561d4a5a3cba11e89a476e4b10d0652194fcb909117cb6726407efe5542fef0fd1eca7ddd685fc98b0285f99a740718a7cb0e9c13db1b08a448170fdd4ce681b533ffcb5c061af81bee712303606955bc40654e6b1fb5189dec3a38861f9f2f53631646ecd78f"}, &(0x7f0000000080)=0xa5) 2026/11/30 21:10:46 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./filep/file0 ', 0x0, 0x0) [ 307.058581] ? rcu_read_lock_sched_held+0x108/0x120 [ 307.063608] __memcg_init_list_lru_node+0x17d/0x2c0 [ 307.068629] ? kvfree_rcu+0x20/0x20 [ 307.072260] ? __kmalloc_node+0x47/0x70 [ 307.076242] __list_lru_init+0x456/0x790 [ 307.080313] ? list_lru_destroy+0x4c0/0x4c0 [ 307.084638] ? mark_held_locks+0xc9/0x160 [ 307.088809] ? __raw_spin_lock_init+0x1c/0x100 [ 307.093396] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 307.098420] ? lockdep_init_map+0x9/0x10 [ 307.102491] sget_userns+0x767/0xf00 [ 307.106212] ? get_anon_bdev+0x2f0/0x2f0 [ 307.110289] ? destroy_unused_super.part.11+0x110/0x110 [ 307.115653] ? __alloc_pages_nodemask+0xacf/0xd70 [ 307.120486] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 307.125488] ? kasan_check_read+0x11/0x20 [ 307.129625] ? cap_capable+0x1f9/0x260 [ 307.133505] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.139028] ? security_capable+0x99/0xc0 [ 307.143169] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.148692] ? ns_capable_common+0x13f/0x170 [ 307.153093] ? get_anon_bdev+0x2f0/0x2f0 [ 307.157140] sget+0x10b/0x150 [ 307.160233] ? fuse_get_root_inode+0x190/0x190 [ 307.164800] mount_nodev+0x33/0x110 [ 307.168413] fuse_mount+0x2c/0x40 [ 307.171852] mount_fs+0xae/0x328 [ 307.175206] vfs_kern_mount.part.34+0xd4/0x4d0 [ 307.179776] ? may_umount+0xb0/0xb0 [ 307.183388] ? _raw_read_unlock+0x22/0x30 [ 307.187519] ? __get_fs_type+0x97/0xc0 [ 307.191394] do_mount+0x564/0x3070 [ 307.194919] ? do_raw_spin_unlock+0x9e/0x2e0 [ 307.199314] ? copy_mount_string+0x40/0x40 [ 307.203534] ? rcu_pm_notify+0xc0/0xc0 [ 307.207414] ? copy_mount_options+0x5f/0x380 [ 307.211807] ? rcu_read_lock_sched_held+0x108/0x120 [ 307.216806] ? kmem_cache_alloc_trace+0x616/0x780 [ 307.221636] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 307.227162] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.232683] ? copy_mount_options+0x285/0x380 [ 307.237166] ksys_mount+0x12d/0x140 [ 307.240779] __x64_sys_mount+0xbe/0x150 [ 307.244736] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 307.249739] do_syscall_64+0x1b1/0x800 [ 307.253613] ? finish_task_switch+0x1ca/0x840 [ 307.258093] ? syscall_return_slowpath+0x5c0/0x5c0 [ 307.263013] ? syscall_return_slowpath+0x30f/0x5c0 [ 307.267938] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 307.273288] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 307.278120] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 307.283291] RIP: 0033:0x455a09 [ 307.286462] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 307.294155] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 307.301413] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 2026/11/30 21:10:46 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$pfkey(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/self/net/pfkey\x00', 0x0, 0x0) ioctl$sock_bt_cmtp_CMTPCONNDEL(r1, 0x400443c9, &(0x7f0000000040)={{0x147928fa, 0x30000, 0x5, 0x6a, 0x5, 0x4}, 0x724}) readv(r0, &(0x7f0000000180)=[{&(0x7f0000000340)=""/187, 0xbb}], 0xffffffffffffff5f) [ 307.308664] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 307.315919] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 307.323169] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:10:46 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x7b) bind$inet6(r0, &(0x7f0000ef8cfd)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) listen(r0, 0xffffffffffffff83) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet6(r1, &(0x7f0000e33fe0)='X', 0x1, 0x0, &(0x7f000005ffe4)={0xa, 0x4623, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$inet_sctp6_SCTP_DELAYED_SACK(r1, 0x84, 0x10, &(0x7f0000000100)=@assoc_value={0x0, 0x6}, 0x8) r2 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000)='/dev/zero\x00', 0x40000, 0x0) ioctl$KVM_DEASSIGN_PCI_DEVICE(r2, 0x4040ae72, &(0x7f00000000c0)={0x80, 0x8001, 0xfffffffffffff001, 0x2, 0xffff}) setsockopt$inet_udp_encap(r2, 0x11, 0x64, &(0x7f0000000040)=0x5, 0x4) 2026/11/30 21:10:46 executing program 6 (fault-call:2 fault-nth:36): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:10:46 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(0xffffffffffffffff, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:10:46 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000100)='net/arp\x00') ioctl$KVM_GET_VCPU_EVENTS(r0, 0x8040ae9f, &(0x7f0000000000)) readv(r0, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) 2026/11/30 21:10:46 executing program 5: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$sock_int(r0, 0x1, 0xa, &(0x7f0000000040)=0x1, 0x4) r1 = open(&(0x7f00000000c0)='./file0\x00', 0x8000, 0x1) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(0xffffffffffffff9c, 0x84, 0x10, &(0x7f0000000240)=@assoc_value={0x0, 0x1}, &(0x7f0000000280)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r1, 0x84, 0x72, &(0x7f00000002c0)={r2, 0x7}, &(0x7f0000000300)=0xc) r3 = syz_open_dev$sndmidi(&(0x7f0000000180)='/dev/snd/midiC#D#\x00', 0x3878, 0x100) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r3, 0x84, 0x8, &(0x7f00000001c0)=0x6, 0x4) ioctl$sock_SIOCINQ(r0, 0x541b, &(0x7f0000000080)) r4 = dup2(r0, r0) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(r4, 0x10e, 0x1, &(0x7f0000000100)=0xa, 0x4) setsockopt$IP_VS_SO_SET_DEL(r0, 0x0, 0x484, &(0x7f0000000140)={0x6c, @remote={0xac, 0x14, 0x14, 0xbb}, 0x4e24, 0x3, 'lblcr\x00', 0x10, 0xce3, 0x68}, 0x2c) r5 = syz_open_dev$mice(&(0x7f0000000000)='/dev/input/mice\x00', 0x0, 0x82080) getsockopt$inet6_mreq(r1, 0x29, 0x14, &(0x7f00000003c0)={@remote}, &(0x7f0000000400)=0x14) getsockopt$inet_IP_XFRM_POLICY(r3, 0x0, 0x11, &(0x7f0000000440)={{{@in6=@loopback, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@dev}, 0x0, @in=@local}}, &(0x7f0000000540)=0xe8) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000340)={'ip6gretap0\x00', r6}) ioctl$ifreq_SIOCGIFINDEX_team(r3, 0x8933, &(0x7f0000000380)={'team0\x00', r7}) setsockopt$inet6_tcp_TLS_TX(r5, 0x6, 0x1, &(0x7f0000000200)={0x303, 0x33}, 0x4) 2026/11/30 21:10:46 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0pfile0 ', 0x0, 0x0) [ 307.563160] sctp: [Deprecated]: syz-executor3 (pid 26239) Use of struct sctp_assoc_value in delayed_ack socket option. [ 307.563160] Use struct sctp_sack_info instead [ 307.576128] FAULT_INJECTION: forcing a failure. [ 307.576128] name failslab, interval 1, probability 0, space 0, times 0 [ 307.589952] CPU: 1 PID: 26249 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 307.597231] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 2026/11/30 21:10:46 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(0xffffffffffffffff, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) [ 307.603598] IPVS: set_ctl: invalid protocol: 108 172.20.20.187:20004 lblcr [ 307.606577] Call Trace: [ 307.606603] dump_stack+0x1b9/0x294 [ 307.606627] ? dump_stack_print_info.cold.2+0x52/0x52 [ 307.606645] ? lock_downgrade+0x8e0/0x8e0 [ 307.606671] should_fail.cold.4+0xa/0x1a [ 307.606691] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 307.636580] IPVS: set_ctl: invalid protocol: 108 172.20.20.187:20004 lblcr [ 307.638320] ? print_usage_bug+0xc0/0xc0 [ 307.638339] ? print_usage_bug+0xc0/0xc0 [ 307.638356] ? graph_lock+0x170/0x170 [ 307.638380] ? find_held_lock+0x36/0x1c0 2026/11/30 21:10:46 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(0xffffffffffffffff, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) [ 307.638402] ? __lock_is_held+0xb5/0x140 [ 307.663477] sctp: [Deprecated]: syz-executor3 (pid 26256) Use of struct sctp_assoc_value in delayed_ack socket option. [ 307.663477] Use struct sctp_sack_info instead [ 307.665382] ? check_same_owner+0x320/0x320 [ 307.665398] ? lockdep_init_map+0x9/0x10 [ 307.665418] ? rcu_note_context_switch+0x710/0x710 [ 307.665432] ? kasan_check_write+0x14/0x20 [ 307.665454] ? __init_rwsem+0x1c4/0x290 [ 307.702050] __should_failslab+0x124/0x180 [ 307.706296] should_failslab+0x9/0x14 [ 307.710103] __kmalloc+0x2c8/0x760 [ 307.713649] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 307.718678] ? prealloc_shrinker+0xcf/0x130 [ 307.723008] prealloc_shrinker+0xcf/0x130 [ 307.727159] sget_userns+0x9b2/0xf00 [ 307.730872] ? get_anon_bdev+0x2f0/0x2f0 [ 307.734944] ? destroy_unused_super.part.11+0x110/0x110 [ 307.740308] ? __alloc_pages_nodemask+0xacf/0xd70 [ 307.745158] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 307.750190] ? kasan_check_read+0x11/0x20 [ 307.754336] ? cap_capable+0x1f9/0x260 [ 307.758228] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.763771] ? security_capable+0x99/0xc0 [ 307.767932] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.773476] ? ns_capable_common+0x13f/0x170 [ 307.777894] ? get_anon_bdev+0x2f0/0x2f0 [ 307.781960] sget+0x10b/0x150 [ 307.785077] ? fuse_get_root_inode+0x190/0x190 [ 307.789665] mount_nodev+0x33/0x110 [ 307.793297] fuse_mount+0x2c/0x40 [ 307.796756] mount_fs+0xae/0x328 [ 307.800132] vfs_kern_mount.part.34+0xd4/0x4d0 [ 307.804721] ? may_umount+0xb0/0xb0 [ 307.808352] ? _raw_read_unlock+0x22/0x30 [ 307.812507] ? __get_fs_type+0x97/0xc0 [ 307.816401] do_mount+0x564/0x3070 [ 307.819953] ? copy_mount_string+0x40/0x40 [ 307.824193] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 307.828964] ? retint_kernel+0x10/0x10 [ 307.832865] ? copy_mount_options+0x1a1/0x380 [ 307.837455] ? __sanitizer_cov_trace_pc+0x3b/0x50 [ 307.842306] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.847847] ? copy_mount_options+0x285/0x380 [ 307.852352] ksys_mount+0x12d/0x140 [ 307.855983] __x64_sys_mount+0xbe/0x150 [ 307.859963] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 307.864987] do_syscall_64+0x1b1/0x800 [ 307.868878] ? finish_task_switch+0x1ca/0x840 [ 307.873382] ? syscall_return_slowpath+0x5c0/0x5c0 [ 307.878317] ? syscall_return_slowpath+0x30f/0x5c0 [ 307.883256] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 307.888632] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 307.893960] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 307.899143] RIP: 0033:0x455a09 [ 307.902315] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 307.910008] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 307.917268] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 307.924529] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 307.931781] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 307.939038] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:10:47 executing program 3: r0 = socket$inet_sctp(0x2, 0x8, 0x84) r1 = dup(r0) setsockopt$inet_sctp6_SCTP_INITMSG(r1, 0x84, 0x2, &(0x7f0000000180)={0xd5f, 0x0, 0xa13e, 0x10001}, 0x8) ioctl$EVIOCGREP(r1, 0x80084503, &(0x7f0000000000)=""/129) 2026/11/30 21:10:47 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r3 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r3, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r3, 0x3, 0x0, 0x30) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r1, r2) 2026/11/30 21:10:47 executing program 5: r0 = socket$inet_udp(0x2, 0x2, 0x0) getsockopt$IPT_SO_GET_ENTRIES(r0, 0x0, 0x41, &(0x7f0000000040)={'mangle\x00'}, &(0x7f00000000c0)=0x28) setsockopt$inet_msfilter(r0, 0x0, 0x29, &(0x7f0000000140)={@multicast2=0xe0000002, @rand_addr=0x400, 0x1, 0x9, [@empty, @remote={0xac, 0x14, 0x14, 0xbb}, @empty, @local={0xac, 0x14, 0x14, 0xaa}, @broadcast=0xffffffff, @multicast1=0xe0000001, @multicast2=0xe0000002, @remote={0xac, 0x14, 0x14, 0xbb}, @multicast2=0xe0000002]}, 0x34) fcntl$setlease(r0, 0x400, 0x0) r1 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000000)='/dev/cuse\x00', 0x20400, 0x0) r2 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000080)='/dev/cuse\x00', 0x0, 0x0) ioctl$ION_IOC_HEAP_QUERY(r1, 0xc0184908, &(0x7f0000000100)={0x15e9, 0x10, 0x1, r2}) 2026/11/30 21:10:47 executing program 6 (fault-call:2 fault-nth:37): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:10:47 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/aile0 ', 0x0, 0x0) 2026/11/30 21:10:47 executing program 1: r0 = socket$pptp(0x18, 0x1, 0x2) bind$pptp(r0, &(0x7f0000000000)={0x18, 0x2, {0x0, @local={0xac, 0x14, 0x14, 0xaa}}}, 0x1e) connect$pptp(r0, &(0x7f0000000040)={0x18, 0x2, {0x1}}, 0x1e) r1 = dup2(r0, r0) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDR_INFO(0xffffffffffffffff, 0x84, 0xf, &(0x7f0000000080)={0x0, @in={{0x2, 0x4e20, @loopback=0x7f000001}}, 0x2, 0x0, 0x9, 0xcd, 0x5}, &(0x7f0000000140)=0x98) getsockopt$inet_sctp6_SCTP_RTOINFO(r1, 0x84, 0x0, &(0x7f0000000180)={r2, 0x200, 0x0, 0x30e6}, &(0x7f00000001c0)=0x10) 2026/11/30 21:10:47 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100), 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:10:47 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000100)='net/arp\x00') readv(r0, &(0x7f0000000000)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000440)=ANY=[@ANYBLOB="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"], 0x290) [ 308.119553] FAULT_INJECTION: forcing a failure. [ 308.119553] name failslab, interval 1, probability 0, space 0, times 0 [ 308.130883] CPU: 1 PID: 26289 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 308.138157] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 308.147512] Call Trace: [ 308.150113] dump_stack+0x1b9/0x294 [ 308.153755] ? dump_stack_print_info.cold.2+0x52/0x52 [ 308.158968] should_fail.cold.4+0xa/0x1a [ 308.163045] ? fault_create_debugfs_attr+0x1f0/0x1f0 2026/11/30 21:10:47 executing program 5: r0 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000240)='/dev/cuse\x00', 0x2, 0x0) ioctl$sock_ifreq(r0, 0x8948, &(0x7f00000002c0)={'veth1_to_team\x00', @ifru_settings={0x0, 0xc7da, @te1=&(0x7f0000000280)={0x7ff, 0xfff, 0x3, 0x6}}}) r1 = accept4(0xffffffffffffffff, &(0x7f0000000140)=@rc, &(0x7f00000001c0)=0x80, 0x80000) setsockopt$inet_icmp_ICMP_FILTER(r1, 0x1, 0x1, &(0x7f0000000200)={0x7}, 0x4) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x1}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) read(r2, &(0x7f00000000c0)=""/67, 0xffffffffffffffa9) 2026/11/30 21:10:47 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100), 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:10:47 executing program 4: openat$zero(0xffffffffffffff9c, &(0x7f0000000080)='/dev/zero\x00', 0x123001, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000100)='net/arp\x00') readv(r0, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) ioctl$KVM_PPC_GET_SMMU_INFO(r0, 0x8250aea6, &(0x7f0000000000)=""/78) [ 308.168162] ? graph_lock+0x170/0x170 [ 308.171973] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 308.177515] ? graph_lock+0x170/0x170 [ 308.181319] ? perf_trace_lock+0xd6/0x900 [ 308.185472] ? graph_lock+0x170/0x170 [ 308.189280] ? ida_get_new_above+0x490/0xa10 [ 308.193696] ? save_stack+0x43/0xd0 [ 308.197334] ? find_held_lock+0x36/0x1c0 [ 308.201410] ? __lock_is_held+0xb5/0x140 [ 308.205499] ? check_same_owner+0x320/0x320 [ 308.209840] ? rcu_note_context_switch+0x710/0x710 [ 308.214784] __should_failslab+0x124/0x180 [ 308.219038] should_failslab+0x9/0x14 [ 308.222849] __kmalloc+0x2c8/0x760 [ 308.226393] ? up_read+0x110/0x110 [ 308.229942] ? down_read+0x1b0/0x1b0 [ 308.233675] ? match_number.isra.0+0xb6/0x260 [ 308.238184] match_number.isra.0+0xb6/0x260 [ 308.242517] ? match_strdup+0xa0/0xa0 [ 308.246326] ? match_wildcard+0x3c0/0x3c0 [ 308.250487] match_int+0x23/0x30 [ 308.253866] fuse_fill_super+0x812/0x1e20 [ 308.258038] ? fuse_get_root_inode+0x190/0x190 [ 308.262632] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 308.267661] ? kasan_check_read+0x11/0x20 [ 308.271822] ? cap_capable+0x1f9/0x260 [ 308.275726] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.281274] ? security_capable+0x99/0xc0 [ 308.285437] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.290976] ? ns_capable_common+0x13f/0x170 [ 308.295390] ? get_anon_bdev+0x2f0/0x2f0 [ 308.299455] ? sget+0x113/0x150 [ 308.302743] ? fuse_get_root_inode+0x190/0x190 [ 308.307328] mount_nodev+0x6b/0x110 [ 308.310965] fuse_mount+0x2c/0x40 [ 308.314428] mount_fs+0xae/0x328 [ 308.317805] vfs_kern_mount.part.34+0xd4/0x4d0 [ 308.322398] ? may_umount+0xb0/0xb0 [ 308.326033] ? _raw_read_unlock+0x22/0x30 [ 308.330189] ? __get_fs_type+0x97/0xc0 [ 308.334090] do_mount+0x564/0x3070 [ 308.337642] ? copy_mount_string+0x40/0x40 [ 308.341887] ? rcu_pm_notify+0xc0/0xc0 [ 308.345786] ? copy_mount_options+0x5f/0x380 [ 308.350205] ? rcu_read_lock_sched_held+0x108/0x120 [ 308.355226] ? kmem_cache_alloc_trace+0x616/0x780 [ 308.360077] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 308.365621] ? _copy_from_user+0xdf/0x150 [ 308.369780] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.375325] ? copy_mount_options+0x285/0x380 [ 308.379828] ksys_mount+0x12d/0x140 [ 308.383466] __x64_sys_mount+0xbe/0x150 [ 308.387453] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 308.392478] do_syscall_64+0x1b1/0x800 [ 308.396373] ? finish_task_switch+0x1ca/0x840 [ 308.400880] ? syscall_return_slowpath+0x5c0/0x5c0 [ 308.405815] ? syscall_return_slowpath+0x30f/0x5c0 [ 308.410758] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 308.416130] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 308.420985] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 308.426176] RIP: 0033:0x455a09 [ 308.429364] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 308.437074] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 308.444341] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 308.451618] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 308.458886] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 308.466155] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:10:48 executing program 5: r0 = getpid() getpriority(0x1, r0) r1 = getpgrp(0xffffffffffffffff) ptrace$pokeuser(0x6, r1, 0x1ff, 0x6) 2026/11/30 21:10:48 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/jile0 ', 0x0, 0x0) 2026/11/30 21:10:48 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100), 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:10:48 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000000)="6e65742f61727000dc4447a60a785d65515a875db1018258cd6dfe1762d388aceb249891205baae048541e1b8aa84540ebf33c050f16") readv(r0, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) ioctl$KVM_XEN_HVM_CONFIG(r0, 0x4038ae7a, &(0x7f00000000c0)={0x3, 0xc0011022, &(0x7f0000000040)="35913e2d60eadfc21ca9619cd9deea669b2b35c86c8ae1b9c9b63115db", &(0x7f0000000080)="edf6f94054f98084af21d889d00260feb6fc941e776ff06ee02dbf52cd58482eb89f2c54623f68288aa491d0c652e0b9eaf7094a2ca525ab1c88546e920551", 0x1d, 0x3f}) 2026/11/30 21:10:48 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r3 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r3, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r3, 0x3, 0x0, 0xffffffff000) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r1, r2) 2026/11/30 21:10:48 executing program 3: r0 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) sendto$inet6(r0, &(0x7f0000000240)="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", 0x1000, 0x1, 0x0, 0x0) socketpair$unix(0x1, 0x2000000000000001, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) shutdown(r1, 0xffffffffffffffff) 2026/11/30 21:10:48 executing program 6 (fault-call:2 fault-nth:38): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:10:48 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000400)='keyring\x00', &(0x7f0000000440)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xffffffffffffffff) keyctl$restrict_keyring(0x1d, r0, 0x0, 0x0) epoll_create1(0x80000) r1 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/autofs\x00', 0x82000, 0x0) ioctl$KVM_GET_EMULATED_CPUID(r1, 0xc008ae09, &(0x7f00000001c0)=""/211) keyctl$restrict_keyring(0x1d, r0, 0x0, 0x0) [ 309.013781] FAULT_INJECTION: forcing a failure. [ 309.013781] name failslab, interval 1, probability 0, space 0, times 0 [ 309.025162] CPU: 1 PID: 26340 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 309.032434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 309.041787] Call Trace: [ 309.044389] dump_stack+0x1b9/0x294 [ 309.048038] ? dump_stack_print_info.cold.2+0x52/0x52 [ 309.053247] should_fail.cold.4+0xa/0x1a [ 309.057320] ? fault_create_debugfs_attr+0x1f0/0x1f0 2026/11/30 21:10:48 executing program 5: r0 = dup2(0xffffffffffffff9c, 0xffffffffffffffff) finit_module(r0, &(0x7f0000000040)='md5sumeth1\x00', 0x3) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x0, 0x0, 0x40000000000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000003800)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f00000037c0)={0xffffffff}, 0x111}}, 0x20) write$rdma_cm(r1, &(0x7f0000003840)=@resolve_ip={0x3, 0x40, 0xfa00, {{0x2, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, {0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast2=0xe0000002}}, r2}}, 0x48) 2026/11/30 21:10:48 executing program 4: r0 = getpgid(0xffffffffffffffff) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/secure_tcp\x00', 0x2, 0x0) perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x3, 0x3ff, 0x0, 0x6, 0x0, 0x9, 0x10, 0x1, 0xd97, 0x80000000, 0x8e, 0xffff, 0x400000, 0x91, 0x9, 0x8, 0x5, 0x1, 0x9, 0x3, 0x2, 0x9, 0x7f, 0x7fffffff, 0xffff, 0x9, 0x81, 0x6, 0xb0, 0x3, 0x1000, 0xffffffffffff8001, 0x5, 0x1, 0x1, 0xfff, 0x0, 0x36b, 0x1, @perf_bp={&(0x7f0000000140), 0x2}, 0x10a05, 0xdc, 0x57, 0x5, 0x5, 0x1, 0xadd}, r0, 0xf, r1, 0x1) r2 = syz_open_dev$amidi(&(0x7f0000000000)='/dev/amidi#\x00', 0x4, 0x121000) getsockopt$inet_sctp_SCTP_DISABLE_FRAGMENTS(r2, 0x84, 0x8, &(0x7f0000000040), &(0x7f0000000080)=0x4) r3 = syz_open_procfs(0x0, &(0x7f0000000100)="6e65742f61728000") ioctl$TIOCGPGRP(r3, 0x540f, &(0x7f00000000c0)=0x0) ptrace(0x4208, r4) readv(r3, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x0) ioctl$KDDELIO(r3, 0x4b35, 0x6) 2026/11/30 21:10:48 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(0xffffffffffffffff, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) [ 309.062434] ? kasan_slab_free+0xe/0x10 [ 309.066419] ? kfree+0xd9/0x260 [ 309.069713] ? match_number.isra.0+0x192/0x260 [ 309.074305] ? match_int+0x23/0x30 [ 309.077854] ? fuse_fill_super+0x812/0x1e20 [ 309.082183] ? mount_nodev+0x6b/0x110 [ 309.085990] ? fuse_mount+0x2c/0x40 [ 309.089623] ? graph_lock+0x170/0x170 [ 309.093429] ? __x64_sys_mount+0xbe/0x150 [ 309.097585] ? do_syscall_64+0x1b1/0x800 [ 309.101652] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 309.107022] ? do_raw_spin_unlock+0x9e/0x2e0 [ 309.111441] ? find_held_lock+0x36/0x1c0 [ 309.115514] ? __lock_is_held+0xb5/0x140 [ 309.119587] ? check_same_owner+0x320/0x320 [ 309.123897] ? mark_held_locks+0xc9/0x160 [ 309.128054] ? quarantine_put+0xeb/0x190 [ 309.132109] ? rcu_note_context_switch+0x710/0x710 [ 309.137029] ? kfree+0x111/0x260 [ 309.140386] __should_failslab+0x124/0x180 [ 309.144607] should_failslab+0x9/0x14 [ 309.148392] __kmalloc+0x2c8/0x760 [ 309.151924] ? match_strdup+0x5e/0xa0 [ 309.155715] match_strdup+0x5e/0xa0 [ 309.159332] fuse_match_uint+0x1a/0x60 [ 309.163204] fuse_fill_super+0x6e3/0x1e20 [ 309.167341] ? fuse_get_root_inode+0x190/0x190 [ 309.171913] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 309.176928] ? kasan_check_read+0x11/0x20 [ 309.181068] ? cap_capable+0x1f9/0x260 [ 309.184946] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.190472] ? security_capable+0x99/0xc0 [ 309.194608] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.200129] ? ns_capable_common+0x13f/0x170 [ 309.204526] ? get_anon_bdev+0x2f0/0x2f0 [ 309.208569] ? sget+0x113/0x150 [ 309.211833] ? fuse_get_root_inode+0x190/0x190 [ 309.216398] mount_nodev+0x6b/0x110 [ 309.220010] fuse_mount+0x2c/0x40 [ 309.223453] mount_fs+0xae/0x328 [ 309.226807] vfs_kern_mount.part.34+0xd4/0x4d0 [ 309.231375] ? may_umount+0xb0/0xb0 [ 309.234989] ? _raw_read_unlock+0x22/0x30 [ 309.239122] ? __get_fs_type+0x97/0xc0 [ 309.242997] do_mount+0x564/0x3070 [ 309.246526] ? copy_mount_string+0x40/0x40 [ 309.250750] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 309.255493] ? retint_kernel+0x10/0x10 [ 309.259369] ? copy_mount_options+0x213/0x380 [ 309.263852] ? __sanitizer_cov_trace_const_cmp4+0x11/0x20 [ 309.269379] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.274900] ? copy_mount_options+0x285/0x380 [ 309.279381] ksys_mount+0x12d/0x140 [ 309.282998] __x64_sys_mount+0xbe/0x150 [ 309.286962] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 309.291967] do_syscall_64+0x1b1/0x800 [ 309.295838] ? finish_task_switch+0x1ca/0x840 [ 309.300320] ? syscall_return_slowpath+0x5c0/0x5c0 [ 309.305234] ? syscall_return_slowpath+0x30f/0x5c0 [ 309.310153] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 309.315508] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 309.320342] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 309.325512] RIP: 0033:0x455a09 [ 309.328686] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 309.336379] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 309.343632] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 309.350885] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 309.358138] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 309.365390] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:10:48 executing program 3: r0 = socket$l2tp(0x18, 0x1, 0x1) getsockopt$sock_int(r0, 0x1, 0x10000000006, &(0x7f00000002c0), &(0x7f0000000040)=0x4) r1 = open(&(0x7f0000000000)='./file0\x00', 0x880, 0x21) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(0xffffffffffffff9c, 0xc00c642e, &(0x7f0000000080)={0x0, 0x80000, r0}) pipe2(&(0x7f00000000c0)={0xffffffffffffffff}, 0x80000) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(r1, 0xc00c642e, &(0x7f0000000100)={r2, 0x0, r3}) 2026/11/30 21:10:48 executing program 1: mknod(&(0x7f0000000ffa)='./bus\x00', 0x1000, 0x0) r0 = open(&(0x7f00000001c0)='./bus\x00', 0x800, 0x0) ppoll(&(0x7f00000000c0)=[{r0}], 0x1, &(0x7f0000000100)={0x77359400}, &(0x7f0000000140), 0x8) creat(&(0x7f0000000000)='./bus\x00', 0x8) 2026/11/30 21:10:48 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580), 0x0) 2026/11/30 21:10:48 executing program 6 (fault-call:2 fault-nth:39): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:10:48 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/Vile0 ', 0x0, 0x0) 2026/11/30 21:10:48 executing program 4: ioctl$TIOCGSID(0xffffffffffffff9c, 0x5429, &(0x7f0000000140)=0x0) r1 = syz_open_procfs(r0, &(0x7f00000001c0)='net/ip6_flowlabel\x00') readv(r1, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) 2026/11/30 21:10:48 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$evdev(&(0x7f0000dfdfee)='/dev/input/event#\x00', 0x0, 0x2) [ 309.601775] FAULT_INJECTION: forcing a failure. [ 309.601775] name failslab, interval 1, probability 0, space 0, times 0 [ 309.613192] CPU: 0 PID: 26379 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 309.620487] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 309.629850] Call Trace: [ 309.632465] dump_stack+0x1b9/0x294 [ 309.636130] ? dump_stack_print_info.cold.2+0x52/0x52 [ 309.641362] should_fail.cold.4+0xa/0x1a [ 309.645460] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 309.650600] ? graph_lock+0x170/0x170 [ 309.654425] ? save_stack+0xa9/0xd0 [ 309.658087] ? find_held_lock+0x36/0x1c0 [ 309.662179] ? __lock_is_held+0xb5/0x140 [ 309.666284] ? check_same_owner+0x320/0x320 [ 309.670624] ? trace_hardirqs_off+0xd/0x10 [ 309.674877] ? _raw_spin_unlock_irqrestore+0x63/0xc0 [ 309.680002] ? rcu_note_context_switch+0x710/0x710 [ 309.684952] ? debug_check_no_obj_freed+0x2ff/0x584 [ 309.689999] __should_failslab+0x124/0x180 [ 309.694261] should_failslab+0x9/0x14 [ 309.698079] __kmalloc+0x2c8/0x760 [ 309.701650] ? match_strdup+0x5e/0xa0 [ 309.705487] match_strdup+0x5e/0xa0 [ 309.709140] fuse_match_uint+0x1a/0x60 [ 309.713045] fuse_fill_super+0x455/0x1e20 [ 309.717226] ? fuse_get_root_inode+0x190/0x190 [ 309.721833] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 309.726869] ? kasan_check_read+0x11/0x20 [ 309.731027] ? cap_capable+0x1f9/0x260 [ 309.734935] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.740475] ? security_capable+0x99/0xc0 [ 309.744630] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.750160] ? ns_capable_common+0x13f/0x170 [ 309.754567] ? get_anon_bdev+0x2f0/0x2f0 [ 309.758624] ? sget+0x113/0x150 [ 309.761903] ? fuse_get_root_inode+0x190/0x190 [ 309.766483] mount_nodev+0x6b/0x110 [ 309.770107] fuse_mount+0x2c/0x40 [ 309.773556] mount_fs+0xae/0x328 [ 309.776926] vfs_kern_mount.part.34+0xd4/0x4d0 [ 309.781507] ? may_umount+0xb0/0xb0 [ 309.785127] ? _raw_read_unlock+0x22/0x30 [ 309.789266] ? __get_fs_type+0x97/0xc0 [ 309.793159] do_mount+0x564/0x3070 [ 309.796705] ? copy_mount_string+0x40/0x40 [ 309.800942] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 309.805700] ? retint_kernel+0x10/0x10 [ 309.809602] ? __sanitizer_cov_trace_const_cmp4+0x5/0x20 [ 309.815058] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.820591] ? copy_mount_options+0x285/0x380 [ 309.825088] ksys_mount+0x12d/0x140 [ 309.828712] __x64_sys_mount+0xbe/0x150 [ 309.832682] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 309.837698] do_syscall_64+0x1b1/0x800 [ 309.841583] ? finish_task_switch+0x1ca/0x840 [ 309.846077] ? syscall_return_slowpath+0x5c0/0x5c0 [ 309.851002] ? syscall_return_slowpath+0x30f/0x5c0 [ 309.855935] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 309.861299] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 309.866144] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 309.871322] RIP: 0033:0x455a09 [ 309.874501] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 309.882209] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 309.889474] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 309.896741] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 309.904011] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 309.911277] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:10:49 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580), 0x0) 2026/11/30 21:10:49 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000100)='net/arp\x00') clock_gettime(0x0, &(0x7f0000000040)={0x0, 0x0}) futimesat(r0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)={{0x0, 0x2710}, {r1, r2/1000+10000}}) readv(r0, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) 2026/11/30 21:10:49 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/sile0 ', 0x0, 0x0) 2026/11/30 21:10:49 executing program 6 (fault-call:2 fault-nth:40): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:10:49 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) getsockopt$IP_VS_SO_GET_TIMEOUT(r0, 0x0, 0x486, &(0x7f0000000040), &(0x7f0000000080)=0xfffffffffffffe3a) 2026/11/30 21:10:49 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) getsockopt$inet6_tcp_int(r0, 0x6, 0x17, &(0x7f0000000000), &(0x7f0000000080)=0xfffffffffffffef7) 2026/11/30 21:10:49 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer\x00', 0x10100, 0x0) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f00000000c0)={0x4, 0x1, 0xfffffffffffffffa, 0x2, 0x80000000}, 0xc) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x80800) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r3 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r3, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r3, 0x3, 0x0, 0x5) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(0xffffffffffffffff, r2) 2026/11/30 21:10:49 executing program 5: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0xad}, 0xfffffffffffffed5) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=ANY=[@ANYBLOB="180000000000000000000000008efc57201000000000000000000000000000009500000000000000"], &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000140)={r0, 0x0, 0xe, 0x5f, &(0x7f0000000000)="2c45abd6c819574ba72495ea4be3", &(0x7f00000000c0)=""/95}, 0x28) r1 = dup(r0) ioctl$TIOCGPGRP(0xffffffffffffff9c, 0x540f, &(0x7f0000000040)=0x0) ioctl$TIOCSPGRP(r1, 0x5410, &(0x7f0000000180)=r2) setsockopt$IPT_SO_SET_REPLACE(r1, 0x0, 0x40, &(0x7f00000001c0)=@security={'security\x00', 0xe, 0x4, 0x3e8, 0xffffffff, 0xc0, 0x0, 0xc0, 0xffffffff, 0xffffffff, 0x350, 0x350, 0x350, 0xffffffff, 0x4, &(0x7f0000000080), {[{{@uncond, 0x0, 0x98, 0xc0}, @common=@unspec=@AUDIT={0x28, 'AUDIT\x00', 0x0, {0x2}}}, {{@ip={@loopback=0x7f000001, @loopback=0x7f000001, 0xffffff00, 0x0, 'bond_slave_0\x00', 'ip6_vti0\x00', {}, {0xff}, 0x1d, 0x3, 0x8}, 0x0, 0x98, 0xf8}, @common=@CLUSTERIP={0x60, 'CLUSTERIP\x00', 0x0, {0x1, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}, 0x8, 0xb, [0x20, 0x9, 0x17, 0x5, 0xe, 0x3f, 0xf, 0x3f, 0x9, 0x39, 0x2a, 0x3f, 0x26, 0x6, 0x38, 0x3f], 0x1, 0xb1d, 0x16540}}}, {{@ip={@local={0xac, 0x14, 0x14, 0xaa}, @broadcast=0xffffffff, 0xffffff00, 0xff0000ff, '\x00', 'bond_slave_1\x00', {0xff}, {}, 0x2e, 0x2, 0x40}, 0x0, 0x138, 0x198, 0x0, {}, [@common=@osf={0x50, 'osf\x00', 0x0, {'syz0\x00', 0x5, 0x8}}, @common=@osf={0x50, 'osf\x00', 0x0, {'syz0\x00', 0x2, 0x4, 0x1}}]}, @common=@SET={0x60, 'SET\x00', 0x0, {{0x5b8, [0x7, 0x401, 0x100000001, 0x3f, 0x2, 0x1], 0xfe, 0x1, 0x100}, {0x9, [0x9c, 0x1f, 0x3, 0x4, 0x0, 0x1000], 0x40, 0x80000000, 0x6}}}}], {{[], 0x0, 0x70, 0x98}, {0x28, '\x00', 0x0, 0xfffffffffffffffe}}}}, 0x448) [ 310.518137] FAULT_INJECTION: forcing a failure. [ 310.518137] name failslab, interval 1, probability 0, space 0, times 0 [ 310.529446] CPU: 1 PID: 26406 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 310.536725] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 310.546077] Call Trace: [ 310.548676] dump_stack+0x1b9/0x294 [ 310.552320] ? dump_stack_print_info.cold.2+0x52/0x52 [ 310.557521] ? rcu_is_watching+0x85/0x140 [ 310.561689] should_fail.cold.4+0xa/0x1a 2026/11/30 21:10:49 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f00000000c0)={'bridge0\x00', &(0x7f0000000180)=ANY=[@ANYBLOB="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"]}) 2026/11/30 21:10:49 executing program 1: r0 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r0, &(0x7f0000000040)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0x19}}, 0x10) r1 = syz_open_dev$amidi(&(0x7f0000000100)='/dev/amidi#\x00', 0x4ca25a06, 0x200) setsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0x14, &(0x7f0000000140), 0x4) getsockname$inet(r0, &(0x7f0000000080)={0x0, 0x0, @multicast2}, &(0x7f00000000c0)=0x10) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000000)) [ 310.565764] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 310.570882] ? kernel_text_address+0x79/0xf0 [ 310.575297] ? __unwind_start+0x166/0x330 [ 310.579461] ? __kernel_text_address+0xd/0x40 [ 310.583961] ? graph_lock+0x170/0x170 [ 310.587767] ? __save_stack_trace+0x7e/0xd0 [ 310.592102] ? find_held_lock+0x36/0x1c0 [ 310.596178] ? __lock_is_held+0xb5/0x140 [ 310.600257] ? check_same_owner+0x320/0x320 [ 310.604588] ? rcu_note_context_switch+0x710/0x710 [ 310.609533] __should_failslab+0x124/0x180 [ 310.613782] should_failslab+0x9/0x14 [ 310.617591] __kmalloc+0x2c8/0x760 [ 310.621151] ? match_number.isra.0+0xb6/0x260 [ 310.625662] match_number.isra.0+0xb6/0x260 [ 310.629996] ? match_strdup+0xa0/0xa0 [ 310.633807] ? match_wildcard+0x3c0/0x3c0 [ 310.637967] ? trace_hardirqs_on+0xd/0x10 [ 310.642126] match_octal+0x26/0x30 [ 310.645676] fuse_fill_super+0x615/0x1e20 [ 310.649837] ? fuse_get_root_inode+0x190/0x190 [ 310.654438] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 310.659474] ? kasan_check_read+0x11/0x20 [ 310.663632] ? cap_capable+0x1f9/0x260 2026/11/30 21:10:49 executing program 5: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0x4, 0x202000) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/sloppy_tcp\x00', 0x2, 0x0) ioctl$VHOST_SET_VRING_KICK(r1, 0x4008af20, &(0x7f0000000280)={0x2, r2}) r3 = memfd_create(&(0x7f00000000c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00', 0x0) getpeername$llc(r3, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f0000000200)=0x10) write$binfmt_misc(r3, &(0x7f0000000100)=ANY=[@ANYBLOB="e9c4d595"], 0x4) mknod$loop(&(0x7f0000000040)='./file0\x00', 0xe, 0xffffffffffffffff) r4 = socket(0xa, 0x1, 0x0) ioctl(r4, 0x8912, &(0x7f0000000000)="4626262c8523bf012cf66f") execveat(r3, &(0x7f0000000000)='\x00', &(0x7f00000001c0), &(0x7f0000000240), 0x1000) syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x0, &(0x7f00000002c0), 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB="6c6f00000000626c653d2e2c6c6f636b70726f746f3d6c6f636b2fda7ec16f636b2c00"]) ftruncate(r0, 0xfffffffffffffffb) 2026/11/30 21:10:49 executing program 1: r0 = syz_open_dev$mice(&(0x7f0000000100)='/dev/input/mice\x00', 0x0, 0x24002) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r0, 0x84, 0x6e, &(0x7f0000000140)=[@in={0x2, 0x4e22, @loopback=0x7f000001}, @in6={0xa, 0x4e21, 0x7, @local={0xfe, 0x80, [], 0xaa}, 0x4}, @in6={0xa, 0x4e20, 0x7, @ipv4={[], [0xff, 0xff], @broadcast=0xffffffff}, 0x5}, @in={0x2, 0x4e22, @multicast2=0xe0000002}, @in={0x2, 0x4e21, @loopback=0x7f000001}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}], 0x78) setrlimit(0x7, &(0x7f0000000080)) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000000)={0x0}, &(0x7f0000000040)=0xc) sched_setattr(r1, &(0x7f00000000c0)={0x30, 0x5, 0x0, 0x7, 0x9, 0x10001, 0x8, 0x7e}, 0x0) eventfd(0x0) r2 = syz_open_dev$mice(&(0x7f00000001c0)='/dev/input/mice\x00', 0x0, 0xb3ccef68d3b2333) setsockopt$IP_VS_SO_SET_FLUSH(r2, 0x0, 0x485, 0x0, 0x0) ioctl$DRM_IOCTL_GET_UNIQUE(r2, 0xc0106401, &(0x7f0000000280)={0x45, &(0x7f0000000200)=""/69}) [ 310.667540] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.673081] ? security_capable+0x99/0xc0 [ 310.677242] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.682785] ? ns_capable_common+0x13f/0x170 [ 310.687203] ? get_anon_bdev+0x2f0/0x2f0 [ 310.691273] ? sget+0x113/0x150 [ 310.694563] ? fuse_get_root_inode+0x190/0x190 [ 310.699148] mount_nodev+0x6b/0x110 [ 310.702783] fuse_mount+0x2c/0x40 [ 310.706242] mount_fs+0xae/0x328 [ 310.709618] vfs_kern_mount.part.34+0xd4/0x4d0 [ 310.714209] ? may_umount+0xb0/0xb0 2026/11/30 21:10:49 executing program 3: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3c906d6b66732e666174000204010a0200027400f801", 0x17}], 0x0, &(0x7f0000000080)) syz_fuse_mount(&(0x7f00000000c0)="2e2f66696c65302f66692e65301000", 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0) socketpair(0x4, 0x1, 0x7ff, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$TUNGETIFF(r0, 0x800454d2, &(0x7f0000000100)) [ 310.717839] ? _raw_read_unlock+0x22/0x30 [ 310.721992] ? __get_fs_type+0x97/0xc0 [ 310.725889] do_mount+0x564/0x3070 [ 310.729444] ? copy_mount_string+0x40/0x40 [ 310.733683] ? rcu_pm_notify+0xc0/0xc0 [ 310.737585] ? copy_mount_options+0x5f/0x380 [ 310.741999] ? rcu_read_lock_sched_held+0x108/0x120 [ 310.747020] ? kmem_cache_alloc_trace+0x616/0x780 [ 310.751887] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 310.757432] ? copy_mount_options+0x285/0x380 [ 310.761938] ksys_mount+0x12d/0x140 [ 310.765574] __x64_sys_mount+0xbe/0x150 [ 310.769554] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 310.774579] do_syscall_64+0x1b1/0x800 [ 310.778475] ? finish_task_switch+0x1ca/0x840 [ 310.782978] ? syscall_return_slowpath+0x5c0/0x5c0 [ 310.787918] ? syscall_return_slowpath+0x30f/0x5c0 [ 310.792865] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 310.798240] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 310.803097] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 310.808286] RIP: 0033:0x455a09 [ 310.811479] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 310.819190] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 310.822999] gfs2: invalid mount option: lo [ 310.826456] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 310.826466] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 310.826476] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 310.826485] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 [ 310.860627] gfs2: can't parse mount arguments 2026/11/30 21:10:49 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580), 0x0) 2026/11/30 21:10:49 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000100)='net/arp\x00') ioctl$SNDRV_CTL_IOCTL_ELEM_LOCK(r0, 0x40405514, &(0x7f0000000000)={0x80009, 0x3, 0x2673, 0x1, "2db0744f00f9d1aa3b23cd5e69909026a54fb0e5fd41d39f6795113beb5a3267fc16b0343c8f47dafac9d739", 0x4}) readv(r0, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) accept$packet(r0, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f0000000080)=0x14) syz_open_dev$sndpcmc(&(0x7f00000000c0)='/dev/snd/pcmC#D#c\x00', 0x1, 0x44000) fstat(r0, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0}) setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000240)={{{@in6=@dev={0xfe, 0x80, [], 0xd}, @in=@multicast1=0xe0000001, 0x4e23, 0xffffffffffffffee, 0x4e23, 0x9, 0xa, 0xa0, 0xa0, 0x3f, r1, r2}, {0x8, 0xda, 0x7, 0x3, 0x2cf1a7f, 0x8, 0xf8bf, 0x8001}, {0x1ff, 0x6, 0x7ed346f4, 0x8}, 0x4, 0x6e6bbb, 0x3, 0x0, 0x3, 0x2}, {{@in=@multicast1=0xe0000001, 0x4d4, 0x3b}, 0xa, @in=@remote={0xac, 0x14, 0x14, 0xbb}, 0x3504, 0x3, 0x3, 0x2, 0x9, 0x865e}}, 0xe8) [ 310.871575] FAT-fs (loop3): Directory bread(block 2563) failed [ 310.908142] FAT-fs (loop3): Directory bread(block 2564) failed 2026/11/30 21:10:49 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/`ile0 ', 0x0, 0x0) [ 310.942307] gfs2: invalid mount option: lo [ 310.946680] gfs2: can't parse mount arguments [ 310.977181] FAT-fs (loop3): Directory bread(block 2565) failed [ 310.991579] FAT-fs (loop3): Directory bread(block 2566) failed [ 311.012606] FAT-fs (loop3): Directory bread(block 2567) failed [ 311.042296] FAT-fs (loop3): Directory bread(block 2568) failed [ 311.078803] FAT-fs (loop3): Directory bread(block 2569) failed [ 311.115159] FAT-fs (loop3): Directory bread(block 2570) failed [ 311.133564] FAT-fs (loop3): Directory bread(block 2571) failed [ 311.145177] FAT-fs (loop3): Directory bread(block 2572) failed 2026/11/30 21:10:50 executing program 1: r0 = semget$private(0x0, 0x20000000103, 0x0) semtimedop(r0, &(0x7f0000033816)=[{}, {0x0, 0x8091, 0x800}], 0x2, &(0x7f0000034000)={0x77359400}) semctl$GETALL(r0, 0x0, 0xd, &(0x7f00000000c0)=""/63) 2026/11/30 21:10:50 executing program 6 (fault-call:2 fault-nth:41): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:10:50 executing program 4: r0 = openat$zero(0xffffffffffffff9c, &(0x7f0000000040)='/dev/zero\x00', 0x202600, 0x0) bpf$BPF_PROG_DETACH(0x9, &(0x7f00000008c0)={0x0, r0, 0xf}, 0x14) r1 = socket$nl_generic(0x10, 0x3, 0x10) fcntl$setstatus(r1, 0x4, 0x2000) r2 = syz_open_dev$mice(&(0x7f00000000c0)='/dev/input/mice\x00', 0x0, 0x8000) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000000140)={0xaa, 0x5}) readv(r2, &(0x7f0000000840)=[{&(0x7f0000000200)=""/240, 0xf0}, {&(0x7f0000000300)=""/164, 0xa4}, {&(0x7f00000003c0)=""/218, 0xda}, {&(0x7f00000004c0)=""/254, 0xfe}, {&(0x7f00000005c0)=""/102, 0x66}, {&(0x7f0000000640)=""/222, 0xde}, {&(0x7f0000000740)=""/56, 0x38}, {&(0x7f0000000780)=""/166, 0xa6}], 0x8) ioctl$GIO_UNIMAP(r2, 0x4b66, &(0x7f00000001c0)={0x1, &(0x7f0000000180)=[{}]}) r3 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000980)='/dev/sequencer\x00', 0x200, 0x0) bpf$BPF_PROG_DETACH(0x9, &(0x7f0000000080)={0x0, r3, 0x6, 0x3}, 0x14) r4 = syz_open_procfs(0x0, &(0x7f0000000100)='net/arp\x00') readv(r4, &(0x7f0000000000)=[{&(0x7f0000003d80)=""/4096, 0x1000}], 0x1) 2026/11/30 21:10:50 executing program 7 (fault-call:5 fault-nth:0): r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:10:50 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/vile0 ', 0x0, 0x0) 2026/11/30 21:10:50 executing program 5: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$EBT_SO_SET_COUNTERS(r0, 0x0, 0x81, &(0x7f0000000140)=ANY=[@ANYBLOB="6d616e676c76e92ad63cf46f02234dc4536500008bad162800000000000000000000000000000000000000040000000005000000000000000000000000000000000065e45ae36f97ccd6000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008cbf12607c8f5fc0d569f7960b976cab3a8b1b2f988f42bc89a49d0d39f9d7b40ed70988607c711525066cda0e3beea48cf5d5530602"], 0x78) r1 = gettid() ioctl$sock_inet_SIOCADDRT(r0, 0x890b, &(0x7f00000000c0)={0x3, {0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, {0x2, 0x4e21, @multicast2=0xe0000002}, {0x2, 0x4e23, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x11, 0x6, 0x3ff, 0x697d9f22, 0x8, &(0x7f0000000080)='ip6gretap0\x00', 0xff76, 0x4, 0x80000001}) ptrace$setregs(0xf, r1, 0x3, &(0x7f0000000000)="347aeba30a1b6a2ae5e0f32a09c0d4716d8a627c511931e81dbb3bc8a786b6ac0677de528ebea26c46c850969214d6e89c28b5d8f9a93567029e18985ae7148a1dfdb7b5f6b814d40bb46e4e5b10977f0edf33e5d8b6615213d2bf44a89c6ddce37b") 2026/11/30 21:10:50 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r3 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) rename(&(0x7f0000000040)='./file0\x00', &(0x7f00000000c0)='./file0\x00') write$sndseq(r3, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) getsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r1, 0x84, 0x12, &(0x7f0000000100), &(0x7f0000000140)=0x4) fallocate(r3, 0x3, 0x0, 0x5) listxattr(&(0x7f0000000180)='./file0\x00', &(0x7f00000001c0)=""/202, 0xca) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r1, r2) 2026/11/30 21:10:50 executing program 3: r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000340)={'bond_slave_1\x00', 0x0}) r2 = syz_open_dev$mice(&(0x7f0000000040)='/dev/input/mice\x00', 0x0, 0x80000) write$eventfd(r2, &(0x7f0000000080)=0x2, 0x8) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket$inet6(0xa, 0x100000003, 0x1) r5 = socket(0xa, 0x5, 0x0) ioctl(r5, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") sendto$inet6(r4, &(0x7f0000000140), 0x0, 0x0, &(0x7f0000000180)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}, 0xfc00}, 0x1c) sendmsg$nl_route(r3, &(0x7f0000000240)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000540)=ANY=[@ANYBLOB="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", @ANYRES32=r1, @ANYBLOB="000000000000000008000a000f000000"], 0x28}, 0x1}, 0x0) [ 311.689498] FAULT_INJECTION: forcing a failure. [ 311.689498] name failslab, interval 1, probability 0, space 0, times 0 [ 311.700831] CPU: 0 PID: 26496 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 311.708117] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 311.717487] Call Trace: [ 311.720095] dump_stack+0x1b9/0x294 [ 311.723749] ? dump_stack_print_info.cold.2+0x52/0x52 [ 311.728977] should_fail.cold.4+0xa/0x1a [ 311.733066] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 311.738202] ? graph_lock+0x170/0x170 [ 311.742030] ? save_stack+0xa9/0xd0 [ 311.745684] ? find_held_lock+0x36/0x1c0 [ 311.749778] ? __lock_is_held+0xb5/0x140 [ 311.753856] ? dmar_iommu_hotplug+0x2e0/0x610 [ 311.758393] ? check_same_owner+0x320/0x320 [ 311.762743] ? trace_hardirqs_off+0xd/0x10 [ 311.766997] ? _raw_spin_unlock_irqrestore+0x63/0xc0 [ 311.772123] ? rcu_note_context_switch+0x710/0x710 [ 311.777073] ? debug_check_no_obj_freed+0x2ff/0x584 [ 311.782113] __should_failslab+0x124/0x180 [ 311.786372] should_failslab+0x9/0x14 [ 311.790189] __kmalloc+0x2c8/0x760 [ 311.793759] ? match_strdup+0x5e/0xa0 [ 311.797592] match_strdup+0x5e/0xa0 [ 311.801242] fuse_match_uint+0x1a/0x60 [ 311.805151] fuse_fill_super+0x455/0x1e20 [ 311.809336] ? fuse_get_root_inode+0x190/0x190 [ 311.813948] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 311.818989] ? kasan_check_read+0x11/0x20 [ 311.823160] ? cap_capable+0x1f9/0x260 [ 311.827077] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 311.832630] ? security_capable+0x99/0xc0 2026/11/30 21:10:50 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:10:50 executing program 1: r0 = syz_open_dev$evdev(&(0x7f00000000c0)='/dev/input/event#\x00', 0x0, 0x80802) r1 = open(&(0x7f0000000040)='./file0\x00', 0x0, 0x150) ioctl$TUNDETACHFILTER(r1, 0x401054d6, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x210601, 0x0) writev(r0, &(0x7f0000000380), 0x28e) ioctl$EVIOCGPHYS(r0, 0x80404507, &(0x7f0000000100)=""/4096) [ 311.836804] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 311.842362] ? ns_capable_common+0x13f/0x170 [ 311.846788] ? get_anon_bdev+0x2f0/0x2f0 [ 311.850860] ? sget+0x113/0x150 [ 311.854156] ? fuse_get_root_inode+0x190/0x190 [ 311.858748] mount_nodev+0x6b/0x110 [ 311.862390] fuse_mount+0x2c/0x40 [ 311.865857] mount_fs+0xae/0x328 [ 311.869249] vfs_kern_mount.part.34+0xd4/0x4d0 [ 311.873853] ? may_umount+0xb0/0xb0 [ 311.877490] ? _raw_read_unlock+0x22/0x30 [ 311.881647] ? __get_fs_type+0x97/0xc0 [ 311.885560] do_mount+0x564/0x3070 2026/11/30 21:10:50 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/Wile0 ', 0x0, 0x0) [ 311.889113] ? do_raw_spin_unlock+0x9e/0x2e0 [ 311.893545] ? copy_mount_string+0x40/0x40 [ 311.897793] ? rcu_pm_notify+0xc0/0xc0 [ 311.901713] ? copy_mount_options+0x5f/0x380 [ 311.906139] ? rcu_read_lock_sched_held+0x108/0x120 [ 311.911179] ? kmem_cache_alloc_trace+0x616/0x780 [ 311.916055] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 311.921630] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 311.927181] ? copy_mount_options+0x285/0x380 [ 311.931699] ksys_mount+0x12d/0x140 [ 311.935345] __x64_sys_mount+0xbe/0x150 2026/11/30 21:10:50 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x20000079}], 0x1) [ 311.939330] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 311.944365] do_syscall_64+0x1b1/0x800 [ 311.948275] ? finish_task_switch+0x1ca/0x840 [ 311.952789] ? syscall_return_slowpath+0x5c0/0x5c0 [ 311.958519] ? syscall_return_slowpath+0x30f/0x5c0 [ 311.963472] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 311.968863] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 311.973734] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 311.978941] RIP: 0033:0x455a09 [ 311.982138] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 311.989859] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 311.997126] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 312.004406] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 312.011685] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 312.018963] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:10:51 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x7ffff000}], 0x1) 2026/11/30 21:10:51 executing program 1: syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="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", 0x101, 0x400}], 0x0, &(0x7f00000003c0)=ANY=[@ANYBLOB="d151771f5d5a6eb9ef82404a2c5f93f740f1c78dde557dabfce88b5d2114cfc8ba9c612ec2e63f74e242dbd827c4126fecbe4d1840534e899aec56d013b04af63f52c08abf28839f382acceae283c24338324ff5953f25a5a185bdb1c81ee42f1f2e2a0e30952b0941bdb9762773ec8f3b0db4bc4ac6423110d5d94697cf81e7e26c58bd3528e434cfc2"]) 2026/11/30 21:10:51 executing program 5: r0 = socket$key(0xf, 0x3, 0x2) r1 = openat$full(0xffffffffffffff9c, &(0x7f0000000000)='/dev/full\x00', 0x40000, 0x0) setsockopt$inet6_tcp_TCP_REPAIR_WINDOW(r1, 0x6, 0x1d, &(0x7f0000000040)={0x33f6, 0x80000001, 0x8, 0x1, 0xffff}, 0x14) sendmsg$key(r0, &(0x7f000033efc8)={0x0, 0x0, &(0x7f0000aa8000)={&(0x7f00009b9000)=ANY=[@ANYBLOB="02090000020000c87b00000000000000"], 0x12}, 0x1}, 0x0) 2026/11/30 21:10:51 executing program 3: r0 = socket$inet(0x10, 0x3, 0x6) ioctl$void(r0, 0x2) sendmsg(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000000)="24000000240007031dfffd946fa2830020200a0009000000001d8568f1ffffff0400ff7e", 0x24}], 0x1}, 0x0) chroot(&(0x7f0000000040)='./file0\x00') 2026/11/30 21:10:51 executing program 6 (fault-call:2 fault-nth:42): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:10:51 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/|ile0 ', 0x0, 0x0) 2026/11/30 21:10:51 executing program 4: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x4080, 0x0) r1 = syz_open_dev$vcsn(&(0x7f00000000c0)='/dev/vcs#\x00', 0x3fffc0000000, 0x8800) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) r2 = syz_open_procfs(0x0, &(0x7f0000000100)='net/arp\x00') futimesat(r2, &(0x7f0000000000)='./file0\x00', &(0x7f0000000040)={{0x77359400}, {0x77359400}}) 2026/11/30 21:10:51 executing program 0: creat(&(0x7f0000000040)='./file0\x00', 0x100) r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r3 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r3, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r2, 0x0, 0x0, 0x5) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r1, r2) [ 312.686694] FAULT_INJECTION: forcing a failure. [ 312.686694] name failslab, interval 1, probability 0, space 0, times 0 [ 312.697988] CPU: 1 PID: 26539 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 312.705271] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 312.714625] Call Trace: [ 312.717226] dump_stack+0x1b9/0x294 [ 312.720866] ? dump_stack_print_info.cold.2+0x52/0x52 [ 312.726065] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 312.731182] should_fail.cold.4+0xa/0x1a [ 312.735256] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 312.740369] ? memset+0x31/0x40 [ 312.743660] ? graph_lock+0x170/0x170 [ 312.747465] ? get_random_bytes+0x34/0x40 [ 312.751620] ? crng_backtrack_protect+0x80/0x80 [ 312.756305] ? find_held_lock+0x36/0x1c0 [ 312.760382] ? __lock_is_held+0xb5/0x140 [ 312.763625] EXT4-fs (loop1): Unrecognized mount option "Qw]Zn@J" or missing value [ 312.764464] ? check_same_owner+0x320/0x320 [ 312.764481] ? fuse_conn_init+0x744/0x900 [ 312.764501] ? rcu_note_context_switch+0x710/0x710 [ 312.764520] __should_failslab+0x124/0x180 [ 312.790153] should_failslab+0x9/0x14 [ 312.793965] kmem_cache_alloc_trace+0x2cb/0x780 [ 312.798652] fuse_dev_alloc+0xb5/0x4e0 [ 312.802540] ? __lock_is_held+0xb5/0x140 [ 312.806608] ? process_init_reply+0x1460/0x1460 [ 312.811287] ? rcu_read_lock_sched_held+0x108/0x120 [ 312.816309] ? kmem_cache_alloc_trace+0x616/0x780 [ 312.821156] ? match_wildcard+0x3c0/0x3c0 [ 312.825310] ? trace_hardirqs_on+0xd/0x10 [ 312.829469] fuse_fill_super+0xce0/0x1e20 [ 312.833627] ? fuse_get_root_inode+0x190/0x190 [ 312.838218] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 312.843247] ? kasan_check_read+0x11/0x20 [ 312.847405] ? cap_capable+0x1f9/0x260 [ 312.851307] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.856850] ? security_capable+0x99/0xc0 [ 312.861007] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.866547] ? ns_capable_common+0x13f/0x170 [ 312.870962] ? get_anon_bdev+0x2f0/0x2f0 [ 312.875027] ? sget+0x113/0x150 [ 312.878316] ? fuse_get_root_inode+0x190/0x190 [ 312.882900] mount_nodev+0x6b/0x110 [ 312.886536] fuse_mount+0x2c/0x40 [ 312.889994] mount_fs+0xae/0x328 [ 312.893371] vfs_kern_mount.part.34+0xd4/0x4d0 [ 312.897966] ? may_umount+0xb0/0xb0 [ 312.901597] ? _raw_read_unlock+0x22/0x30 [ 312.905751] ? __get_fs_type+0x97/0xc0 [ 312.909646] do_mount+0x564/0x3070 [ 312.913203] ? copy_mount_string+0x40/0x40 [ 312.917443] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 312.922466] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 312.927233] ? retint_kernel+0x10/0x10 [ 312.931131] ? copy_mount_options+0x1e3/0x380 [ 312.935630] ? copy_mount_options+0x1e3/0x380 [ 312.940129] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.945665] ? copy_mount_options+0x285/0x380 [ 312.950173] ksys_mount+0x12d/0x140 [ 312.953806] __x64_sys_mount+0xbe/0x150 [ 312.957784] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 312.962809] do_syscall_64+0x1b1/0x800 [ 312.966708] ? finish_task_switch+0x1ca/0x840 [ 312.971208] ? syscall_return_slowpath+0x5c0/0x5c0 [ 312.976147] ? syscall_return_slowpath+0x30f/0x5c0 [ 312.981085] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 312.986460] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 312.991311] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 312.996845] RIP: 0033:0x455a09 [ 313.000033] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 313.007747] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 313.015018] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 313.022291] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 313.029561] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 2026/11/30 21:10:51 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/cile0 ', 0x0, 0x0) 2026/11/30 21:10:51 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x14}], 0x1) 2026/11/30 21:10:51 executing program 4: readv(0xffffffffffffffff, &(0x7f00000000c0)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) vmsplice(0xffffffffffffffff, &(0x7f0000000400)=[{&(0x7f0000001d80)="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0x1000}, {&(0x7f0000000000)="3340a8db3fd830406807d067006ef47a7f4906533b6576b4074966d9a8d0d0ad9b199f20cea2e870ce8e30d95c39a6f9952ec9790a0319713c6bc025ba5a76748b2f8587d5fc90159a76ab3b36bcbc560f9576cb2fdb467018f5ff9e61dc37501823449ebbe7e94f4a110bcd59e94c420bec5cca2fc1a1df0e792dcde5020cc06e6fc59192285bda5cacce2e26f201e11ba402b2", 0x94}, {&(0x7f00000001c0)="499d6fa7ae05a8cbc49f5fee2c104c459cd204f2e5efe2dd8a3a38ead7988d7eb86ae8373776a93aa2b8d9ed1185de14b20afa2c9922e84a7de8bfc4cf7ab3ad085f14176199e54baacd218d0551d835a4a93757ab5cd8ae534e923436345fc49fe5630b42bd8e75e528cc1417719b8e5e7a947ec3e2569ece2faf2627cc1f03610e662ab6ea1a681b291da03772579cd467da3a37a830539a17512aabccb586e2a62df03b56ade2d101e5c46a02b18cf9da874a13e4a9738ae13619044d975a55b251af01b8c186a7d2960407498082286b0a7449c1ad0d37b887de6b14aae77e35e0b19807206bcdaaa02183f73de4b56e4a678194f99f5e", 0xf9}, {&(0x7f00000002c0)="6ad493f804d7cf77cb148a07020b591d19a2ae1c69c19e401bb7fad2ea035e6298c8992ca86cf7d7fb94be0edcc70ed74107c3322a85725918d866009f43b9a67a6f0511be46d7b20a87eab4395aa1c82d13ccaa6056895de616274bc565489d5cce302fb2047319c8982a4ece7930a560e797e318999f0e3fd473977a706e3e20546deefbf817d23227f709259a59132299688d2c9804de606b93647fbff3156fca2b5bbb1b91f1652c35fc1b6098ae06da2b", 0xb3}, {&(0x7f0000002d80)="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", 0x1000}, {&(0x7f0000000380)="823716a594d1192d8a4fee3ef269aa300e310936f0129953f213b637a96fa62ab6ae66228c59ace14af34d66efff17c8d8394b521a551558a9733793cb19223084a1eca345ff7c18d51df8c6fdb1d5fd", 0x50}], 0x6, 0x9) open(&(0x7f0000000100)='./file0\x00', 0x2001, 0x40) 2026/11/30 21:10:51 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x8) 2026/11/30 21:10:51 executing program 4: r0 = semget(0x2, 0x4, 0x76) socketpair(0x1, 0x800, 0x5000bd92, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) getpeername$llc(r2, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f0000000100)=0x10) setsockopt$inet_sctp6_SCTP_MAX_BURST(r1, 0x84, 0x14, &(0x7f0000000080)=@int=0xff, 0x4) semctl$IPC_RMID(r0, 0x0, 0x0) r3 = syz_genetlink_get_family_id$ipvs(&(0x7f00000001c0)='IPVS\x00') sendmsg$IPVS_CMD_NEW_DEST(r2, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="94000000", @ANYRES16=r3, @ANYBLOB="002a27bd7000fddbdf25050000004c00010008000100020000000c000700100000000100000008000400add76d9b08b8b0006a0000000800090022000000080002000000000014000300ff02000000000000000000000000000134000300080007004e2300000800010001000000080007004e20000008000500ac14141e080005000000000008000500e0000002145d36a48fe0f22c2ca7988253b9e913ccc57d74426dcf3675c7f26306ef9327c718afe08e09988b84680874dde986e0"], 0x94}, 0x1, 0x0, 0x0, 0x4008001}, 0x8801) r4 = syz_open_procfs(0x0, &(0x7f0000000000)='net/arp\x00') readv(r4, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0xfe49}], 0xb64d49c97e5f4f9) 2026/11/30 21:10:51 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x2) 2026/11/30 21:10:51 executing program 4: syz_mount_image$btrfs(&(0x7f0000000040)='btrfs\x00', &(0x7f0000000080)='./file0\x00', 0xdab1, 0x3, &(0x7f0000000240)=[{&(0x7f00000000c0)="2b147f377977c8a30064f698f3ac4a454653ebe0b6e699f9691a04dd0a13d9384224846c48ece146649d24e6f746a854bf427f2e9e18d0c4c5496946b11cf68069b08fa1bbeb52a7e8dbd82fac960c1cd40749ac165385cee3b686c009bad4fb4550bc2b5c044647c60e5361dc41359e77fd99c6d4427341f643e5ef", 0x7c, 0x8}, {&(0x7f0000000140)="86237b5c6410a41d757767ed9e0f6329b6390ea6611fc5ed1df7e629b53aa9a52461070461e90f9029dda64a327f99387011225eb4ef650ad34acd52", 0x3c, 0x8}, {&(0x7f0000000180)="81bcb41c29b57739f932c190f9d2114f42867b7be52eaad6c8d4cbf91cb8b237f0a81695493854360982a5f54f8a53aaddd0cf30ec5f3aeee15ba6f4dcb02a750127ab968aa91db1553479555a6e52d6236b166cef753d8988e28e16398166f0bf691ad762d238c60fe7bfbf93885dc461ed7f74dc7ce94b0d794354430cb306237695176b9e2c0ed5384ab102d29a16bdfad9e9f63541c63f6e285f3369b8a458a86bde", 0xa4, 0xfffffffffffffffc}], 0x4000, &(0x7f00000002c0)={[{@treelog='treelog', 0x2c}, {@metadata_ratio={'metadata_ratio', 0x3d, [0x3f, 0x33]}, 0x2c}, {@subvolid={'subvolid', 0x3d, '*systemGPL'}, 0x2c}, {@skip_balance='skip_balance', 0x2c}, {@treelog='treelog', 0x2c}, {@nospace_cache='nospace_cache', 0x2c}, {@rescan_uuid_tree='rescan_uuid_tree', 0x2c}]}) r0 = syz_open_dev$adsp(&(0x7f0000000640)='/dev/adsp#\x00', 0x5, 0x2000) ioctl$KVM_GET_LAPIC(r0, 0x8400ae8e, &(0x7f0000000680)={"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"}) ioctl$sock_inet_SIOCGARP(r0, 0x8954, &(0x7f0000000a80)={{0x2, 0x4e21}, {0x0, @random="b28d7cb22b0d"}, 0x10, {0x2, 0x4e20, @broadcast=0xffffffff}, 'ifb0\x00'}) inotify_add_watch(0xffffffffffffffff, &(0x7f0000000000)='./file0\x00', 0x1000000) readv(0xffffffffffffffff, &(0x7f0000000180), 0x0) eventfd2(0xf1, 0x80000) syz_mount_image$ocfs2(&(0x7f0000000340)='ocfs2\x00', &(0x7f0000000380)='./file0\x00', 0x100, 0x3, &(0x7f0000000580)=[{&(0x7f00000003c0)="b0d68510d231d2a83fbf986c7bf5e3e6f85252745f3972bdddfd0df33592fbee07b263076769d90f6cf8b8e50c5417c26b5a4cfbc026d0682396f07352f9b438c29841d3857e0f4c77e14db26dae1186e87cb7fb426023891aff2c006c559d14c41325", 0x63, 0x400}, {&(0x7f0000000440)="366035c382eee6f3bade974900f2cf5160a066d027c5e6e2befab8fe1fd1b0334fe0ffadf954ebf3d3af31eb08d41c95c32fa7a9b275d1a7b68436bbed470ec915646eb576c5810a138d859dd94eecce347289b46fb31f4a6f8bf1a2d5f82874615cf1422876704bc767649ae0429e2a53", 0x71, 0x8}, {&(0x7f00000004c0)="c2a077754916cf6b14fff32621a34aa92e067c7ed6e0b5d2035ed8b7664a5b87663f049b37363b602ddd611b3cc6b36c01e215197899b7922174aeb1935ae3911927b7d27b6900c3eddc2a42a83f2b8ed6de63cc797d2de16f20d3ab637beb21945ba121469655408ed69c08335edee7f949d8e6671fdda1bff3fc9f2daabe588dd959f74f8994ed4af953ee4743e461b8a7af1c81574fa1eb6b6821c6bc54003536415a132e2e9da61a346c", 0xac, 0x4013}], 0x1000000, &(0x7f0000000600)='subvolid') 2026/11/30 21:10:52 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1300) 2026/11/30 21:10:52 executing program 5: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000000)={r0}) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000080)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r1, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20800004}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0xa0, r2, 0x100, 0x70bd29, 0x25dfdbfb, {0xb}, [@IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0xae21}, @IPVS_CMD_ATTR_DEST={0x44, 0x2, [@IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x7}, @IPVS_DEST_ATTR_ADDR={0x14, 0x1, @ipv6=@ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14, 0x11}}}, @IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0xffffffffffff40a4}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x100000001}, @IPVS_DEST_ATTR_ADDR={0x14, 0x1, @ipv6=@dev={0xfe, 0x80, [], 0x1f}}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x3}, @IPVS_CMD_ATTR_SERVICE={0x38, 0x1, [@IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x44}, @IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e23}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x8, 0x20}}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x10, 0x16}}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0xc, 0x20}}]}]}, 0xa0}, 0x1, 0x0, 0x0, 0x8000}, 0x4080) listen$netrom(r1, 0x100000000) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(r0, 0x84, 0x17, &(0x7f0000000200)={0x0, @in6={{0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}}}}, &(0x7f0000000300)=0x100) [ 313.036831] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 [ 313.070663] EXT4-fs (loop1): Unrecognized mount option "Qw]Zn@J" or missing value 2026/11/30 21:10:52 executing program 1: ioctl$sock_SIOCGPGRP(0xffffffffffffff9c, 0x8904, &(0x7f00000001c0)=0x0) tkill(r0, 0x9) r1 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r1, &(0x7f0000000180)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) r2 = socket(0xa, 0x1, 0x0) ioctl(r2, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") setsockopt$inet_MCAST_JOIN_GROUP(r2, 0x0, 0x2a, &(0x7f0000000040)={0x2, {{0x2, 0x0, @multicast2=0xe0000002}}}, 0x88) r3 = openat$urandom(0xffffffffffffff9c, &(0x7f0000000100)='/dev/urandom\x00', 0x20000, 0x0) ioctl$TIOCMBIS(r3, 0x5416, &(0x7f0000000140)=0x6) setsockopt$inet_mreqn(r1, 0x0, 0x20, &(0x7f0000000000)={@local={0xac, 0x14, 0x14, 0xaa}, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x2) 2026/11/30 21:10:52 executing program 3: ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f00000000c0)={0xffffffffffffffff}) getsockopt$inet_pktinfo(0xffffffffffffff9c, 0x0, 0x8, &(0x7f0000000100)={0x0, @broadcast, @local}, &(0x7f0000000140)=0xc) bind$packet(r0, &(0x7f0000000240)={0x11, 0x5, r1, 0x1, 0x4d, 0x6, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}}, 0x14) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000040)='/dev/nullb0\x00', 0x3fff, 0x0) ioctl$LOOP_CLR_FD(r2, 0xc0481273) r3 = socket$inet6(0xa, 0x0, 0x3) setsockopt$IP6T_SO_SET_REPLACE(r3, 0x29, 0x40, &(0x7f00000002c0)=@filter={'filter\x00', 0xe, 0x4, 0x408, 0xffffffff, 0x248, 0x158, 0x248, 0xffffffff, 0xffffffff, 0x338, 0x338, 0x338, 0xffffffff, 0x4, &(0x7f0000000080), {[{{@ipv6={@mcast1={0xff, 0x1, [], 0x1}, @mcast2={0xff, 0x2, [], 0x1}, [0x0, 0x0, 0xffffffff], [0xffffffff, 0xffffffff, 0xffffffff, 0xff0000ff], 'bcsh0\x00', 'team_slave_0\x00', {0xff}, {}, 0x2e, 0x8, 0x4, 0x8}, 0x0, 0x110, 0x158, 0x0, {}, [@common=@hbh={0x48, 'hbh\x00', 0x0, {0x1, 0x4, 0x1, [0xce4, 0x7fff, 0x8, 0x4, 0x3, 0xffe, 0x100000001, 0xfffffffeffffffff, 0x6, 0x800, 0x800, 0x3, 0xff, 0x401, 0x523a, 0x9], 0x4}}]}, @common=@inet=@TEE={0x48, 'TEE\x00', 0x1, {@ipv4=@remote={0xac, 0x14, 0x14, 0xbb}, 'veth0_to_bridge\x00', 0x2}}}, {{@uncond, 0x0, 0xc8, 0xf0}, @REJECT={0x28, 'REJECT\x00', 0x0, {0x7}}}, {{@uncond, 0x0, 0xc8, 0xf0}, @REJECT={0x28, 'REJECT\x00', 0x0, {0x7}}}], {{[], 0x0, 0xa8, 0xd0}, {0x28, '\x00', 0x0, 0xfffffffffffffffe}}}}, 0x468) getsockname$packet(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, &(0x7f0000000280)=0x14) 2026/11/30 21:10:52 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/dile0 ', 0x0, 0x0) 2026/11/30 21:10:52 executing program 6 (fault-call:2 fault-nth:43): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:10:52 executing program 4: ioctl$TIOCGSID(0xffffffffffffff9c, 0x5429, &(0x7f0000000140)=0x0) r1 = syz_open_procfs(r0, &(0x7f0000000100)='net/arp\x00') readv(r1, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) mq_notify(r1, &(0x7f00000000c0)={0x0, 0x25, 0x7, @thr={&(0x7f0000000000)="48d9974a1eb149b33d325c6ee51dc42b8c72e54f02296509296d792d7e47cea99eeabfe22ab13a4c78f60fd8e40d32cf8521819dc74e3769c98ad950c715fd3dad34daf8eddb5240d7e1e17497c324ce9c1a3dae15c0c87a2b79282d829aa9493480a26cbf9a8bffcdedf091feac70197167ae7c68ba489edf9a72bdf3cffcd096ed4f4f6c85597cd45002a152971a25fde31dfebd6791dcd2ef67f67d978fe209ca717481c8827f625aed", &(0x7f00000001c0)="f25ff6d18b3d7b8b35ccb63d1d4484f092d0836e47267a475b14b6126e53393c7adf3de0b56da6abd5bf31bad292fa93f13c1a329d76f915cac26c3e28deb9c900449acb3e917222efc7288a4048df21241cb1ddc6e112dff9d279b0e739f70f6c41cf9149247d173713be64b257df235f5d4f0790660c1987d73d48750e93dec2aac5c0ca5c00ac222eeb7098d3435c0a5a12253544edc31c5ef35c5e87a75bef545768d4c9d2ac66b29c0370d2e6aaf91a90a1ee4ce5c3817f1665f6905cfb5d7741d8d5e0c443f1799d9aa28fe3fa197e658bfb9d23bcfe01cfbc0ee06be627a03f0451"}}) 2026/11/30 21:10:52 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x10) r1 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rtc0\x00', 0x400, 0x0) ioctl$KDSKBMETA(r1, 0x4b63, &(0x7f0000000080)) sendmsg$nl_generic(r0, &(0x7f0000000180)={&(0x7f0000024000)={0x10}, 0xc, &(0x7f0000023ff0)={&(0x7f0000000000)=ANY=[@ANYBLOB="51b64750fedd3e21000000000000000004000000100000f905008afe4c9eb0f0c7220000002e"], 0x24}, 0x1}, 0x0) socket$inet_dccp(0x2, 0x6, 0x0) [ 313.303771] FAULT_INJECTION: forcing a failure. [ 313.303771] name failslab, interval 1, probability 0, space 0, times 0 [ 313.315532] CPU: 0 PID: 26614 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 313.322834] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 313.332205] Call Trace: [ 313.334819] dump_stack+0x1b9/0x294 [ 313.338481] ? dump_stack_print_info.cold.2+0x52/0x52 [ 313.343712] should_fail.cold.4+0xa/0x1a [ 313.347797] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 313.352923] ? fuse_mount+0x2c/0x40 [ 313.356571] ? mount_fs+0xae/0x328 [ 313.360130] ? do_mount+0x564/0x3070 [ 313.363866] ? ksys_mount+0x12d/0x140 [ 313.367685] ? do_syscall_64+0x1b1/0x800 [ 313.371768] ? graph_lock+0x170/0x170 [ 313.375591] ? find_held_lock+0x36/0x1c0 [ 313.379675] ? find_held_lock+0x36/0x1c0 [ 313.383774] ? __lock_is_held+0xb5/0x140 [ 313.387886] ? check_same_owner+0x320/0x320 [ 313.392235] ? rcu_note_context_switch+0x710/0x710 [ 313.397195] ? kasan_check_read+0x11/0x20 [ 313.401363] __should_failslab+0x124/0x180 [ 313.405623] should_failslab+0x9/0x14 [ 313.409444] kmem_cache_alloc_node_trace+0x26f/0x770 [ 313.414573] ? _raw_spin_unlock+0x22/0x30 [ 313.418753] bdi_alloc_node+0x67/0xe0 [ 313.422579] super_setup_bdi_name+0x8b/0x220 [ 313.427010] ? kill_block_super+0x100/0x100 [ 313.431353] ? rcu_read_lock_sched_held+0x108/0x120 [ 313.436391] ? kmem_cache_alloc_trace+0x616/0x780 [ 313.441253] ? match_wildcard+0x3c0/0x3c0 [ 313.445421] ? trace_hardirqs_on+0xd/0x10 [ 313.449605] fuse_fill_super+0xe6e/0x1e20 [ 313.453788] ? fuse_get_root_inode+0x190/0x190 [ 313.458397] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 313.463433] ? kasan_check_read+0x11/0x20 [ 313.467604] ? cap_capable+0x1f9/0x260 [ 313.471519] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.477076] ? security_capable+0x99/0xc0 [ 313.481255] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.486812] ? ns_capable_common+0x13f/0x170 [ 313.491240] ? get_anon_bdev+0x2f0/0x2f0 [ 313.495318] ? sget+0x113/0x150 [ 313.498619] ? fuse_get_root_inode+0x190/0x190 [ 313.503218] mount_nodev+0x6b/0x110 [ 313.506863] fuse_mount+0x2c/0x40 [ 313.510324] mount_fs+0xae/0x328 [ 313.513690] vfs_kern_mount.part.34+0xd4/0x4d0 [ 313.518270] ? may_umount+0xb0/0xb0 [ 313.521888] ? _raw_read_unlock+0x22/0x30 [ 313.526028] ? __get_fs_type+0x97/0xc0 [ 313.529925] do_mount+0x564/0x3070 [ 313.533463] ? copy_mount_string+0x40/0x40 [ 313.537687] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 313.542698] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 313.547451] ? retint_kernel+0x10/0x10 [ 313.551338] ? copy_mount_options+0x1f0/0x380 [ 313.555826] ? copy_mount_options+0x1fa/0x380 [ 313.560314] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.565851] ? copy_mount_options+0x285/0x380 [ 313.570346] ksys_mount+0x12d/0x140 [ 313.573966] __x64_sys_mount+0xbe/0x150 [ 313.577930] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 313.582948] do_syscall_64+0x1b1/0x800 [ 313.586827] ? finish_task_switch+0x1ca/0x840 [ 313.591316] ? syscall_return_slowpath+0x5c0/0x5c0 [ 313.596239] ? syscall_return_slowpath+0x30f/0x5c0 [ 313.601169] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 313.606530] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 313.611371] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 313.616546] RIP: 0033:0x455a09 [ 313.619725] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 313.627424] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 313.634683] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 313.641949] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 313.649205] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 313.656466] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:10:52 executing program 3: r0 = memfd_create(&(0x7f0000000340)='/dev/snd/seq\x00', 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000000180)='/dev/snd/seq\x00', 0x0, 0x101801) r2 = dup2(r1, r0) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r2, 0xc08c5332, &(0x7f000002b000)={0x0, 0x0, 0x0, 'queue1\x00'}) r3 = socket(0xa, 0x1, 0x0) sendmsg$FOU_CMD_DEL(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)=ANY=[]}, 0x1}, 0x0) getsockopt$inet_sctp_SCTP_RESET_STREAMS(r2, 0x84, 0x77, &(0x7f0000000500)={0x0, 0x5, 0x1, [0x2d8]}, &(0x7f0000000540)=0xa) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000580)=@assoc_value={r4, 0x5}, 0x8) recvfrom$unix(r0, &(0x7f00000001c0)=""/23, 0x17, 0x40000000, &(0x7f0000000380)=@abs={0x1, 0x0, 0x4e23}, 0x6e) getsockopt$ARPT_SO_GET_REVISION_TARGET(0xffffffffffffffff, 0x0, 0x63, &(0x7f0000000200)={'HL\x00'}, &(0x7f0000000400)=0x1e) r5 = syz_genetlink_get_family_id$ipvs(&(0x7f00000000c0)='IPVS\x00') sendmsg$IPVS_CMD_NEW_DAEMON(r0, &(0x7f0000000300)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000100)={0x74, r5, 0x8, 0x70bd28, 0x25dfdbfb, {0x9}, [@IPVS_CMD_ATTR_SERVICE={0x30, 0x1, [@IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x31}, @IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x1}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x26, 0x28}}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x2a}, @IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x4}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x200000000000000}, @IPVS_CMD_ATTR_SERVICE={0x28, 0x1, [@IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x10}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@dev={0xfe, 0x80, [], 0x20}}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x77}]}]}, 0x74}, 0x1, 0x0, 0x0, 0x4000804}, 0x0) ioctl(r3, 0x8912, &(0x7f0000000040)="c626262c8523bf012cf66f") write$sndseq(r0, &(0x7f0000000080), 0xffffff17) getsockopt$inet_sctp6_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000000440)=@assoc_value={0x0}, &(0x7f0000000480)=0x8) setsockopt$inet_sctp_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f00000004c0)={r6, 0x2, 0xc6, 0xfffffffffffff000}, 0x10) 2026/11/30 21:10:52 executing program 1: openat$ipvs(0xffffffffffffff9c, &(0x7f0000000080)='/proc/sys/net/ipv4/vs/amemthresh\x00', 0x2, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000000000)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2026/11/30 21:10:52 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000100)='net/arp\x00') ioctl$SG_GET_VERSION_NUM(r0, 0x2282, &(0x7f0000000000)) readv(r0, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) r1 = fcntl$getown(r0, 0x9) syz_open_procfs(r1, &(0x7f0000000040)='net/ip_vs_stats\x00') 2026/11/30 21:10:52 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/.ile0 ', 0x0, 0x0) 2026/11/30 21:10:52 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r3 = userfaultfd(0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) kcmp$KCMP_EPOLL_TFD(r0, r0, 0x7, r3, &(0x7f0000000040)={r1, r2, 0x1}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r4 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r4, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r4, 0x3, 0x0, 0x5) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r1, r3) 2026/11/30 21:10:52 executing program 5: r0 = inotify_init1(0x0) fcntl$setown(r0, 0x8, 0xffffffffffffffff) fcntl$getownex(r0, 0x10, &(0x7f00000000c0)={0x0, 0x0}) ptrace(0xffffffffffffffff, r1) ptrace$setopts(0x4206, r1, 0x0, 0x0) ptrace(0x4207, r1) ptrace(0x1a, r1) 2026/11/30 21:10:52 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) r1 = syz_open_dev$sndmidi(&(0x7f0000000a80)='/dev/snd/midiC#D#\x00', 0xffffffff9f584c22, 0x800) ioctl$TCSETS(r1, 0x5402, &(0x7f0000000ac0)={0x1000, 0x5, 0x4, 0xffffffffffff9ece, 0x1b, 0x1000, 0x7fffffff, 0x7b3d, 0xfffffffffffffffa, 0x821, 0x0, 0x1ff}) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) r2 = syz_open_dev$vcsn(&(0x7f0000000540)='/dev/vcs#\x00', 0x5, 0x40002) ioctl$KVM_GET_XSAVE(r2, 0x9000aea4, &(0x7f0000000680)) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) recvmsg(r0, &(0x7f0000000500)={&(0x7f0000000180)=@in6={0x0, 0x0, 0x0, @remote}, 0x80, &(0x7f00000004c0)=[{&(0x7f0000000280)=""/238, 0xee}, {&(0x7f0000000200)=""/18, 0x12}, {&(0x7f0000000380)=""/186, 0xba}, {&(0x7f0000000440)=""/122, 0x7a}], 0x4, &(0x7f00000005c0)=""/130, 0x82, 0x100000000}, 0x2040) 2026/11/30 21:10:52 executing program 6 (fault-call:2 fault-nth:44): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:10:52 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000380)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000280)=[@text64={0x40, &(0x7f0000000500)="0f0866b8ed008ec066ba4000b000eed2a807000000410f01cab98e0b0000b862000000ba000000000f30b90b0800000f320fc72a8f2a60128f00000000003000000fc7aa00100000", 0x48}], 0x1, 0x0, &(0x7f0000000580), 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000040)={0x3, 0x0, [{0xbd7, 0x0, 0x1}, {0xbfd, 0x0, 0x2}, {0x3bf, 0x0, 0x6}]}) ioctl$KVM_SET_MSRS(r2, 0xc008ae88, &(0x7f0000000000)={0x1, 0x0, [{0x488}]}) 2026/11/30 21:10:52 executing program 5: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = getpgid(0xffffffffffffffff) r1 = syz_open_procfs(r0, &(0x7f0000000740)='net/unix\x00') readv(r1, &(0x7f0000000bc0)=[{&(0x7f0000000ac0)=""/202, 0xca}], 0x1) setsockopt$inet6_buf(r1, 0x29, 0x23, &(0x7f0000000040)="8bfd4b4f44da119382d71c3837d95f9e6aefc5e57642d17ce0d51a26fcb37b879af7cbd1c61989685dc7bee71cedfd809b8cdd661bd68047ac636ead0cdbdbc56c4d9c2c45d0b78f5b765dcd78c2e646ddb36929b3a0dc6770f5beac637dec49ce4325e72783fd131b1c7b15956387bcddb57de2c903a4efb06d2209b09129ba2d1daf38bf739e551d395005ad16cbdd2ddb0df6cbf3338181f961e47651ca9167ba40be25ff37b44f565b29e5f37fc5a4", 0xb1) ioctl$ASHMEM_SET_NAME(r1, 0x41007701, &(0x7f0000000100)='net/unix\x00') ioctl$GIO_FONTX(r1, 0x4b6b, &(0x7f0000000280)=""/106) ioctl$KDGETKEYCODE(r1, 0x4b4c, &(0x7f0000000240)={0x1, 0x401}) 2026/11/30 21:10:52 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000100)='net/arp\x00') readv(r0, &(0x7f0000000180), 0x0) 2026/11/30 21:10:52 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000001280)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000040)={0xffffffffffffffff, 0x28, &(0x7f0000000000)={0x0, 0x0}}, 0x10) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000080)={r1, 0x1, 0x10}, 0xc) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vsock\x00', 0x0, 0x0) ioctl$KVM_SET_SREGS(r2, 0x4138ae84, &(0x7f00000003c0)={{0x0, 0x0, 0x0, 0xffffffffffffffc0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2}, {}, {}, {0x0, 0x0, 0x0, 0x0, 0x200000, 0xdc0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x81}, {}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x400, 0x4}, {}, {}, 0x8005001f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [0x0, 0x0, 0xffffffffffffffff]}) ioctl$KVM_SET_GUEST_DEBUG(0xffffffffffffffff, 0x4138ae84, &(0x7f0000000100)) 2026/11/30 21:10:52 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/qile0 ', 0x0, 0x0) 2026/11/30 21:10:52 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) recvmsg(r0, &(0x7f0000001680)={0x0, 0x0, &(0x7f0000002bc0)=[{&(0x7f00000001c0)=""/9, 0x9}, {&(0x7f0000001780)=""/232, 0xe8}, {&(0x7f0000001880)=""/214, 0xd6}, {&(0x7f0000001980)=""/152, 0x98}, {&(0x7f0000000200)=""/1, 0x1}, {&(0x7f0000001a40)=""/158, 0x9e}, {&(0x7f0000001b00)=""/4096, 0x1000}, {&(0x7f0000002b00)=""/141, 0x8d}, {&(0x7f0000001540)=""/88, 0x58}], 0x9, &(0x7f0000002c80)=""/164, 0xa4, 0x5}, 0x12040) readv(r0, &(0x7f00000016c0)=[{&(0x7f00000015c0)=""/135, 0x87}, {&(0x7f0000001740)=""/60, 0x3c}, {&(0x7f0000000280)=""/4096, 0x1000}, {&(0x7f0000001280)=""/227, 0xe3}, {&(0x7f0000001380)=""/66, 0x42}, {&(0x7f0000001400)=""/36, 0x24}, {&(0x7f0000001440)=""/206, 0xce}], 0x7) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000040), &(0x7f0000000180)=0x4) [ 313.978249] Unknown ioctl 1094233732 2026/11/30 21:10:53 executing program 4: r0 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000040)={0xffffffffffffffff, 0x7, 0x0, 0x3, &(0x7f0000000000)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x8}, 0x20) ioctl$sock_bt_bnep_BNEPGETSUPPFEAT(r0, 0x800442d4, &(0x7f0000000080)=0x6) r1 = syz_open_procfs(0x0, &(0x7f0000000100)='net/arp\x00') readv(r1, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) 2026/11/30 21:10:53 executing program 5: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) fcntl$getown(r0, 0x9) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000003fe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp6_SCTP_ADAPTATION_LAYER(r1, 0x84, 0x7, &(0x7f00000000c0)={0x7ff}, 0x4) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r1, 0x84, 0x8, &(0x7f0000013e95), 0x4) setsockopt$inet6_MCAST_JOIN_GROUP(r1, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x88) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) close(r0) [ 314.047537] Unknown ioctl 1094233732 [ 314.175694] FAULT_INJECTION: forcing a failure. [ 314.175694] name failslab, interval 1, probability 0, space 0, times 0 [ 314.187002] CPU: 0 PID: 26697 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 314.194272] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 314.203609] Call Trace: [ 314.206190] dump_stack+0x1b9/0x294 [ 314.209812] ? dump_stack_print_info.cold.2+0x52/0x52 [ 314.215006] should_fail.cold.4+0xa/0x1a [ 314.219077] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 314.224172] ? zap_class+0x720/0x720 [ 314.227882] ? graph_lock+0x170/0x170 [ 314.231673] ? graph_lock+0x170/0x170 [ 314.235467] ? find_held_lock+0x36/0x1c0 [ 314.239536] ? __lock_is_held+0xb5/0x140 [ 314.243604] ? check_same_owner+0x320/0x320 [ 314.247930] ? rcu_note_context_switch+0x710/0x710 [ 314.252855] __should_failslab+0x124/0x180 [ 314.257079] should_failslab+0x9/0x14 [ 314.260869] kmem_cache_alloc_trace+0x2cb/0x780 [ 314.265538] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 314.270636] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 314.275653] wb_congested_get_create+0x1ca/0x450 [ 314.280402] ? wb_wakeup_delayed+0xf0/0xf0 [ 314.284637] ? __lockdep_init_map+0x105/0x590 [ 314.289129] wb_init+0x62e/0x9e0 [ 314.292495] ? bdi_put+0x180/0x180 [ 314.296041] ? mark_held_locks+0xc9/0x160 [ 314.300190] ? do_mount+0x564/0x3070 [ 314.303896] ? __raw_spin_lock_init+0x1c/0x100 [ 314.308484] ? mark_held_locks+0xc9/0x160 [ 314.312623] ? __raw_spin_lock_init+0x1c/0x100 [ 314.317200] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 314.322208] ? lockdep_init_map+0x9/0x10 [ 314.326275] bdi_init+0x353/0x510 [ 314.329744] ? wb_init+0x9e0/0x9e0 [ 314.333274] ? bdi_alloc_node+0x67/0xe0 [ 314.337248] ? bdi_alloc_node+0x67/0xe0 [ 314.341236] ? rcu_read_lock_sched_held+0x108/0x120 [ 314.346254] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 314.351520] ? _raw_spin_unlock+0x22/0x30 [ 314.355659] bdi_alloc_node+0x81/0xe0 [ 314.359450] super_setup_bdi_name+0x8b/0x220 [ 314.363844] ? kill_block_super+0x100/0x100 [ 314.368162] ? rcu_read_lock_sched_held+0x108/0x120 [ 314.373167] ? kmem_cache_alloc_trace+0x616/0x780 [ 314.377995] ? match_wildcard+0x3c0/0x3c0 [ 314.382141] ? trace_hardirqs_on+0xd/0x10 [ 314.386286] fuse_fill_super+0xe6e/0x1e20 [ 314.390429] ? fuse_get_root_inode+0x190/0x190 [ 314.395004] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 314.400015] ? kasan_check_read+0x11/0x20 [ 314.404169] ? cap_capable+0x1f9/0x260 [ 314.408070] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 314.413600] ? security_capable+0x99/0xc0 [ 314.417741] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 314.423265] ? ns_capable_common+0x13f/0x170 [ 314.427666] ? get_anon_bdev+0x2f0/0x2f0 [ 314.431730] ? sget+0x113/0x150 [ 314.435018] ? fuse_get_root_inode+0x190/0x190 [ 314.439617] mount_nodev+0x6b/0x110 [ 314.443262] fuse_mount+0x2c/0x40 [ 314.446716] mount_fs+0xae/0x328 [ 314.450098] vfs_kern_mount.part.34+0xd4/0x4d0 [ 314.454677] ? may_umount+0xb0/0xb0 [ 314.458290] ? _raw_read_unlock+0x22/0x30 [ 314.462424] ? __get_fs_type+0x97/0xc0 [ 314.466308] do_mount+0x564/0x3070 [ 314.469850] ? copy_mount_string+0x40/0x40 [ 314.474086] ? rcu_pm_notify+0xc0/0xc0 [ 314.477977] ? copy_mount_options+0x5f/0x380 [ 314.482372] ? rcu_read_lock_sched_held+0x108/0x120 [ 314.487376] ? kmem_cache_alloc_trace+0x616/0x780 [ 314.492213] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 314.497738] ? _copy_from_user+0xdf/0x150 [ 314.501881] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 314.507405] ? copy_mount_options+0x285/0x380 [ 314.511894] ksys_mount+0x12d/0x140 [ 314.515525] __x64_sys_mount+0xbe/0x150 [ 314.519488] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 314.524491] do_syscall_64+0x1b1/0x800 [ 314.528364] ? finish_task_switch+0x1ca/0x840 [ 314.532852] ? syscall_return_slowpath+0x5c0/0x5c0 [ 314.537769] ? syscall_return_slowpath+0x30f/0x5c0 [ 314.542691] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 314.548067] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 314.552928] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 314.558111] RIP: 0033:0x455a09 [ 314.561285] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 314.568981] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 314.576235] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 314.583489] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 314.590742] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 314.597996] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:10:53 executing program 3: r0 = syz_fuseblk_mount(&(0x7f00000002c0)='./file0\x00', &(0x7f0000000000)='./file0\x00', 0x0, 0x0, 0x0, 0x100000000, 0x0, 0x0) r1 = syz_open_dev$dmmidi(&(0x7f0000000340)='/dev/dmmidi#\x00', 0x0, 0x0) ioctl$FUSE_DEV_IOC_CLONE(r0, 0x4020940d, &(0x7f0000000140)=r1) 2026/11/30 21:10:53 executing program 1: r0 = fanotify_init(0x14, 0x49400) readv(r0, &(0x7f0000000480)=[{&(0x7f0000000080)=""/51, 0x33}, {&(0x7f00000000c0)=""/28, 0x1c}, {&(0x7f00000003c0)=""/150, 0x96}, {&(0x7f0000000180)=""/41, 0x29}, {&(0x7f0000000600)=""/232, 0xe8}], 0x5) bpf$PROG_LOAD(0x5, &(0x7f0000000100)={0x0, 0x3, &(0x7f0000000040)=ANY=[@ANYBLOB="18000000000000d300000000028000007a0a00ffffff006bdc5f"], &(0x7f0000000000)="47504c00bc3047eb525f484f89fc96dd6ca64da40ff023122e66f6", 0x0, 0xce, &(0x7f0000000500)=""/206}, 0x48) dup2(r0, r0) bpf$PROG_LOAD(0x5, &(0x7f0000000240)={0x5, 0x5, &(0x7f0000000040)=@framed={{0x18}, [@jmp={0x5}], {0x95}}, &(0x7f0000000200)='syzkaller\x00', 0x80000001, 0x228, &(0x7f0000000300)=""/187}, 0x48) fchdir(r0) 2026/11/30 21:10:53 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/_ile0 ', 0x0, 0x0) 2026/11/30 21:10:53 executing program 6 (fault-call:2 fault-nth:45): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:10:53 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000100)='environ\x00') readv(r0, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) 2026/11/30 21:10:53 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000400)={0x0, 0xd73, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x0, 0x8000}, 0x2e1) r1 = dup2(r0, r0) ioctl$PIO_FONT(r1, 0x4b61, &(0x7f0000000380)="3b47d48e7ef82548ec439fa453152327ea6428a19a4b014226f051274ed7c920b6daf5064fc12d3beec70d9b59fa7b006faba6ca39f87855da52667601afdbefcf0d548c") openat$vsock(0xffffffffffffff9c, &(0x7f0000000280)='/dev/vsock\x00', 0x800, 0x0) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) r2 = accept4$inet(r0, &(0x7f0000000080)={0x0, 0x0, @remote}, &(0x7f0000000440)=0x10, 0x800) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) setsockopt$inet_sctp_SCTP_EVENTS(r2, 0x84, 0xb, &(0x7f00000004c0)={0x4, 0xfffffffffffffffc, 0x6, 0x9, 0xff, 0x101, 0x9, 0x9, 0x9cf, 0x1, 0x9}, 0xb) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000180)={0x0, 0x100000000, 0x30, 0x448f, 0x7}, &(0x7f00000001c0)=0x18) getsockopt$inet_sctp_SCTP_GET_LOCAL_ADDRS(r0, 0x84, 0x6d, &(0x7f00000005c0)=ANY=[@ANYRES32=r3, @ANYBLOB="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"], &(0x7f0000000200)=0xf8) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r0, 0x84, 0x1e, &(0x7f0000000480)=0x7fff, 0x4) 2026/11/30 21:10:53 executing program 5: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffc}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$key(0xf, 0x3, 0x2) r1 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000040)='syscall\x00') getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(0xffffffffffffff9c, 0x84, 0x73, &(0x7f0000000080)={0x0, 0x6, 0x10, 0x7, 0x7fff}, &(0x7f00000000c0)=0x18) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r1, 0x84, 0x13, &(0x7f0000000100)={r2, 0x7}, &(0x7f0000000140)=0x8) close(r0) 2026/11/30 21:10:53 executing program 0: r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000180)='/dev/snapshot\x00', 0x80000, 0x0) ioctl$SG_GET_VERSION_NUM(r0, 0x2282, &(0x7f00000001c0)) r1 = getpid() sched_setattr(r1, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) ioctl$KVM_ASSIGN_SET_MSIX_ENTRY(r0, 0x4010ae74, &(0x7f0000000200)={0x9, 0x81}) pipe2(&(0x7f0000989000)={0xffffffffffffffff, 0xffffffffffffffff}, 0xffffffffffffffff) getpid() mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) prctl$getname(0x10, &(0x7f0000000100)=""/9) socketpair$inet_sctp(0x2, 0x5, 0x84, &(0x7f0000000240)) r4 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r4, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r4, 0x3, 0x0, 0x5) ioctl$DRM_IOCTL_AGP_ALLOC(r2, 0xc0206434, &(0x7f0000000040)={0xfffffffffffffff7, 0x0, 0x10001, 0x7}) getsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(r4, 0x84, 0x22, &(0x7f0000000280)={0x1000, 0x1, 0x7, 0x6e5e, 0x0}, &(0x7f00000002c0)=0x10) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r3, 0x84, 0x7b, &(0x7f0000000300)={r6, 0x3}, 0x8) ioctl$DRM_IOCTL_SG_ALLOC(r2, 0xc0106438, &(0x7f00000000c0)={0x77, r5}) creat(&(0x7f0000000140)='./file0\x00', 0xe0) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r2, 0xffffffffffffffff) [ 315.015905] FAULT_INJECTION: forcing a failure. [ 315.015905] name failslab, interval 1, probability 0, space 0, times 0 [ 315.027264] CPU: 1 PID: 26723 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 315.034543] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 315.043901] Call Trace: [ 315.046483] dump_stack+0x1b9/0x294 [ 315.050111] ? dump_stack_print_info.cold.2+0x52/0x52 [ 315.055305] should_fail.cold.4+0xa/0x1a [ 315.059362] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 315.064461] ? graph_lock+0x170/0x170 [ 315.068281] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 315.073376] ? find_held_lock+0x36/0x1c0 [ 315.077438] ? __lock_is_held+0xb5/0x140 [ 315.081510] ? check_same_owner+0x320/0x320 [ 315.085822] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.091351] ? rcu_note_context_switch+0x710/0x710 [ 315.096306] __should_failslab+0x124/0x180 [ 315.100532] should_failslab+0x9/0x14 [ 315.104327] kmem_cache_alloc_trace+0x2cb/0x780 [ 315.108986] ? __raw_spin_lock_init+0x1c/0x100 [ 315.113577] device_create_groups_vargs+0xa7/0x270 [ 315.118501] device_create_vargs+0x46/0x60 [ 315.122731] bdi_register_va.part.10+0xbb/0x9b0 [ 315.127387] ? cgwb_kill+0x630/0x630 [ 315.131093] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.136617] ? bdi_init+0x416/0x510 [ 315.140232] ? wb_init+0x9e0/0x9e0 [ 315.143766] ? bdi_alloc_node+0x67/0xe0 [ 315.147727] ? bdi_alloc_node+0x67/0xe0 [ 315.151691] ? rcu_read_lock_sched_held+0x108/0x120 [ 315.156697] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 315.161965] ? _raw_spin_unlock+0x22/0x30 [ 315.166104] bdi_register_va+0x68/0x80 [ 315.170594] super_setup_bdi_name+0x123/0x220 [ 315.175082] ? kill_block_super+0x100/0x100 [ 315.179394] ? kmem_cache_alloc_trace+0x616/0x780 [ 315.184224] ? match_wildcard+0x3c0/0x3c0 [ 315.188359] ? trace_hardirqs_on+0xd/0x10 [ 315.192501] fuse_fill_super+0xe6e/0x1e20 [ 315.196647] ? fuse_get_root_inode+0x190/0x190 [ 315.201221] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 315.206228] ? kasan_check_read+0x11/0x20 [ 315.210367] ? cap_capable+0x1f9/0x260 [ 315.214255] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.219785] ? security_capable+0x99/0xc0 [ 315.223925] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.229449] ? ns_capable_common+0x13f/0x170 [ 315.233847] ? get_anon_bdev+0x2f0/0x2f0 [ 315.237898] ? sget+0x113/0x150 [ 315.241169] ? fuse_get_root_inode+0x190/0x190 [ 315.245740] mount_nodev+0x6b/0x110 [ 315.249360] fuse_mount+0x2c/0x40 [ 315.252804] mount_fs+0xae/0x328 [ 315.256166] vfs_kern_mount.part.34+0xd4/0x4d0 [ 315.260741] ? may_umount+0xb0/0xb0 [ 315.264356] ? _raw_read_unlock+0x22/0x30 [ 315.268489] ? __get_fs_type+0x97/0xc0 [ 315.272370] do_mount+0x564/0x3070 [ 315.275906] ? copy_mount_string+0x40/0x40 [ 315.280131] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 315.285138] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 315.289897] ? retint_kernel+0x10/0x10 [ 315.293781] ? copy_mount_options+0x1a1/0x380 [ 315.298262] ? copy_mount_options+0x1b2/0x380 [ 315.302747] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.308270] ? copy_mount_options+0x285/0x380 [ 315.312756] ksys_mount+0x12d/0x140 [ 315.316377] __x64_sys_mount+0xbe/0x150 [ 315.320337] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 315.325358] do_syscall_64+0x1b1/0x800 [ 315.329233] ? finish_task_switch+0x1ca/0x840 [ 315.333716] ? syscall_return_slowpath+0x5c0/0x5c0 [ 315.338637] ? syscall_return_slowpath+0x30f/0x5c0 [ 315.343561] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 315.348918] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 315.353753] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 315.358927] RIP: 0033:0x455a09 2026/11/30 21:10:54 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000100)='net/arp\x00') readv(r0, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) dup(r0) 2026/11/30 21:10:54 executing program 3: r0 = socket$inet6(0xa, 0x3, 0x3c) connect$inet6(r0, &(0x7f0000000180)={0xa, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xbb}, 0x9}, 0x1c) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/mixer\x00', 0x220000, 0x0) ioctl$KDGETKEYCODE(r1, 0x4b4c, &(0x7f0000000040)={0x3, 0x80000000}) sendmsg(r0, &(0x7f0000000a40)={0x0, 0x0, &(0x7f00000009c0)=[{&(0x7f0000000240)="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", 0x4da}], 0x1, &(0x7f0000003b40)}, 0x0) [ 315.362103] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 315.369803] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 315.377065] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 315.384322] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 315.391577] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 315.398834] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:10:54 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) r1 = syz_open_dev$usbmon(&(0x7f0000000b00)='/dev/usbmon#\x00', 0x5, 0x20100) epoll_pwait(r1, &(0x7f0000000b40)=[{}, {}, {}, {}, {}, {}], 0x6, 0xa0, &(0x7f0000000bc0)={0x2}, 0x8) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) recvmmsg(r0, &(0x7f00000009c0)=[{{0x0, 0x0, &(0x7f0000000380)=[{&(0x7f00000001c0)=""/124, 0x7c}, {&(0x7f0000000280)=""/208, 0xd0}], 0x2, &(0x7f00000003c0)=""/219, 0xdb, 0x8b12}, 0x81}, {{0x0, 0x0, &(0x7f0000000840)=[{&(0x7f00000004c0)=""/72, 0x48}, {&(0x7f00000005c0)=""/74, 0x4a}, {&(0x7f0000000640)=""/86, 0x56}, {&(0x7f00000006c0)=""/234, 0xea}, {&(0x7f00000007c0)=""/108, 0x6c}, {&(0x7f0000000540)=""/44, 0x2c}], 0x6, &(0x7f00000008c0)=""/210, 0xd2}, 0xbf4}], 0x2, 0x40000100, &(0x7f0000000a40)) openat$snapshot(0xffffffffffffff9c, &(0x7f0000000180)='/dev/snapshot\x00', 0x4000, 0x0) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) r2 = syz_open_dev$vcsa(&(0x7f0000000a80)='/dev/vcsa#\x00', 0xfffffc, 0xc0) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) signalfd(r2, &(0x7f0000000ac0)={0x80}, 0x8) 2026/11/30 21:10:54 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/mile0 ', 0x0, 0x0) 2026/11/30 21:10:54 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r3 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r3, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r3, 0x3, 0x0, 0x5) creat(&(0x7f0000000000)='./file0\x00', 0x0) socket$packet(0x11, 0x0, 0x300) dup2(r1, r1) 2026/11/30 21:10:54 executing program 3: futex(&(0x7f0000000000), 0x80000000000c, 0x0, &(0x7f0000edfff0), &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0xc, 0x1, &(0x7f0000000080)={0x77359400}, &(0x7f0000048000), 0x0) syz_open_dev$mice(&(0x7f0000000040)='/dev/input/mice\x00', 0x0, 0xc4100) r0 = socket$pptp(0x18, 0x1, 0x2) fcntl$getown(r0, 0x9) 2026/11/30 21:10:55 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x0, &(0x7f00000000c0)={0x2, 0x4e21, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) mprotect(&(0x7f0000fff000/0x1000)=nil, 0x1000, 0x2000000) r1 = getpid() fstat(r0, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x0, 0x0}) r3 = getgid() ioctl$sock_bt_cmtp_CMTPCONNADD(0xffffffffffffff9c, 0x400443c8, &(0x7f0000000040)={r0, 0x80000000}) setsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000000)={r1, r2, r3}, 0xc) lchown(&(0x7f0000000200)='./file0\x00', r2, r3) 2026/11/30 21:10:55 executing program 5: r0 = semget$private(0x0, 0x2, 0x100) semctl$GETPID(r0, 0x7, 0xb, &(0x7f0000000680)=""/12) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpuacct.stat\x00', 0x0, 0x0) recvfrom$ax25(r1, &(0x7f00000000c0)=""/71, 0x47, 0x40000000, &(0x7f00000001c0)={0x3, {"3adecc9eb5cd40"}, 0x800}, 0x10) r2 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup(r3) ioctl$sock_ipx_SIOCAIPXPRISLT(r4, 0x89e1, &(0x7f0000000040)=0xfffffffffffffffb) fstatfs(r2, &(0x7f0000000000)=""/64) getsockopt$inet6_buf(r3, 0x29, 0x6, &(0x7f0000000240)=""/225, &(0x7f0000000340)=0xe1) vmsplice(r3, &(0x7f0000000200)=[{&(0x7f0000000380)="8ffe12035b2ddc5b9c49f0256b58bf3d53040d5c5fa2b06500b2029787c71521b9d2736415b6509067e752dd61e99c672ebd1a10cc99f912a1a24e623d5cc0114ef8d384264b1bec77c55a7e6277090576589dce073d718c9139fc393f786a688a2a970d2076afddaf53893d3f98e30a8ba1cf261d615e700652eab8f86b6429b72ee1c340fd48d3ec988f4680d0096310b3b915276e55bec4b1ee3cc44ed8af13d42dfbb8a9e257834d8f584c9c8152b6e537c4515edf1c9cc833ea1e15c3f247e2d9d7adc50ef36183220ec1ad6afa67ba2f4d012a09476326e6793fe79480794c7e9a471fa19a213d", 0xea}, {&(0x7f0000000480)="0afdc7e406020c4ee5ff66f05fc6f422b2e15b60708add9742895be3be7a6646f4fd3d330d98afa42c155bfa0ad50964c3c175f88d59b223283cd08c73f67ef6ca09480f829d49c42ea71e0bd1250d51151538f3c358a30d90913e46189723b4e78d59f7bdfed5c8b3d5d3f32e51ffaf047878867c87f21abf2178ec9e0347f43ad18cb7b594d620dafb426a00512f4a36a85728d84abcf594737982dab0cb2209e0ea659af3da5b42cb9d927aa24d922404fed6586463ee57fb5f772f8f4732a20b0ba9d9", 0xc5}, {&(0x7f0000000580)="12d0dd3a3cb39a26e0a6096219183e13d66f29c0824903d6c96d88fc42e8b7c0c38d6d30df7788024a6ad86d9db40ef1eb17c2a36bf2c5d9a1cf16df30769ba58912aedd09b337b8a667889a861f17d8e3940ad05e5d305aa088dd69561d593a220aa80d78eaf5bbcb038bf64a567fbe134127dc569bb45c619dcddcf3fe66bb8ae70ff4e45f9824144dba519eb75396ff5cdce1fdd770dada91590aae3bf613708abfd1d6e35be73141ae78e9f6d00231f69030703d1f766b07c3b5cc8b89e351bc6f87799fa19acfbc4ff2458a28f9ebd72b8ca951522f9034d21086e6f25a898f8d851a252813087fc9f2", 0xec}], 0x3, 0xc) 2026/11/30 21:10:55 executing program 6 (fault-call:2 fault-nth:46): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:10:55 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f0000000080)=@assoc_value={0x0, 0x1bc}, 0x8) getsockopt$inet_sctp6_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f0000000000)=@assoc_id=0x0, &(0x7f0000000040)=0x4) getsockopt$inet_sctp6_SCTP_ASSOCINFO(r0, 0x84, 0x1, &(0x7f00000001c0)={r1}, &(0x7f0000000180)=0x14) setsockopt$inet_sctp6_SCTP_ASSOCINFO(r0, 0x84, 0x1, &(0x7f0000000140)={r2}, 0x14) 2026/11/30 21:10:55 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/Xile0 ', 0x0, 0x0) 2026/11/30 21:10:55 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_KICK(r1, 0x4008af20, &(0x7f0000001580)={0x3, r2}) r3 = userfaultfd(0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r4 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r4, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) ioctl$PERF_EVENT_IOC_RESET(r1, 0x2403, 0x9) fallocate(r4, 0x3, 0x0, 0x5) creat(&(0x7f0000000000)='./file0\x00', 0x0) syz_mount_image$ocfs2(&(0x7f0000000040)='ocfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x8, 0x6, &(0x7f0000001480)=[{&(0x7f0000000100)="d5099b1c59199343fc5df0ea887a9e3250a884cb83a8e2ccc9f839add0b33777f429dadfda100b18e48cdb639708671f172861e21333ee9999f81bad933de2b10bee9054d642c58e7eb5f366d65f811adc3890048fb4071002ef5c85a752cbcc69f177dddd69ebb93cd894de97c55d2f56c9c93387c1e2697a87fd78f2450dd9e8f3acbe24ef22d382f042fa2ec72e5b5eb0b6a4df3d325dee0149c681cc27576442154d9d5b2cb5e830ab1f71c61f20786a170b8dc6384ae65b4737b5a6e2f8d31ba7000cdab370949119edc6a96c6d012cd2765c3c25616002b472e019d7fb9e14e30b0608", 0xe6, 0x8}, {&(0x7f0000000200)="c068ce1da6c593896c4772a453225be0cd5f471fe1444381d4320e997b04", 0x1e, 0x9}, {&(0x7f0000000240)="a55791b2a0d754cae29cc62a078fcd11dc4c1184578d12a43ab49ae59ad5bf134f2e0d1da2f0a756f04538a7e3566623b7c3fe97bf0d574f4d5f3323754cc9e27a35f562c7f7503b1e34353059328e845962d5c1b1b79066f11a69feeccbba033c6ea2d21042a7bcb4cc3b9e52933b8ead2de2427050d0886084b64658a17a3b7496259e7dcbaa93983b8eba35c34a536ef9a1212ac31885f991386e59029456001e9cd7d316c89a20261ec169d6578b6684601853b7e349599faa0b990e6417d4cb5bc8ba3e225c5adb672f27bc87467f56bb48ea38f7ba9254eca735e4bc2488c9478b61733df50881a61b38d7", 0xee, 0x80000000}, {&(0x7f0000000340)="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", 0x1000, 0x6}, {&(0x7f0000001340)="ee06ae3cecb0c8211363b226772c722d6e47c64ca9e90c96a23054cc5b2ae0c5bc13de61db800b62981608220282fd58a6e0175bbc40221349b0901f4acfb10a059dd3aa1c6e3e8717091ee5ad2b51f8086ed67306387017dceb4f71", 0x5c, 0xfc7}, {&(0x7f00000013c0)="9f987904fd2a1b93226232a266fa93375b608a78d466a3402be155d60c1d08f5bbd0dc52e9e35fe7716afe5afd249341ddaae67dee76eeb74da855ae485ef2db25d9605bafb0f2954888f68248a74ca8402eb66f1a81c7a810e24714b4045fdc7292454b6f15db995744e772991e3113153c164ec3545df9df06a1562116fde7a5de85169aafa4c55a204e3fe9b7a4b96127170cd7e830f60a20f9520d42320b5ae168db9162d2d9b321fb29d99d583376160ddf0603d8c78ec2", 0xba, 0x2}], 0x1000, &(0x7f0000001540)='\x00') dup2(r1, r3) 2026/11/30 21:10:55 executing program 1: uname(&(0x7f00000000c0)=""/51) syz_emit_ethernet(0x66, &(0x7f0000000040)={@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0xc0ffffff, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff88, 0x0, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f0000000000)) syz_open_dev$ndb(&(0x7f0000000100)='/dev/nbd#\x00', 0x0, 0x20100) 2026/11/30 21:10:55 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000100)='net/arp\x00') r1 = syz_genetlink_get_family_id$ipvs(&(0x7f00000078c0)='IPVS\x00') sendmsg$IPVS_CMD_DEL_DAEMON(r0, &(0x7f0000008040)={&(0x7f0000000c00)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000008000)={&(0x7f0000007f40)={0xa0, r1, 0x4, 0x70bd2a, 0x25dfdbfd, {0xa}, [@IPVS_CMD_ATTR_DAEMON={0x34, 0x3, [@IPVS_DAEMON_ATTR_MCAST_TTL={0x8, 0x8, 0xb9f}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @mcast2={0xff, 0x2, [], 0x1}}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'bond0\x00'}]}, @IPVS_CMD_ATTR_SERVICE={0x24, 0x1, [@IPVS_SVC_ATTR_PE_NAME={0x8, 0xb, 'sip\x00'}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'sed\x00'}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0xa}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x3b}]}, @IPVS_CMD_ATTR_DEST={0x34, 0x2, [@IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0xf4}, @IPVS_DEST_ATTR_PERSIST_CONNS={0x8, 0x9, 0x100}, @IPVS_DEST_ATTR_WEIGHT={0x8, 0x4, 0x5}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0xffff}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5}]}]}, 0xa0}, 0x1, 0x0, 0x0, 0x4000}, 0x40488c1) readv(r0, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) sendmmsg$alg(r0, &(0x7f0000007d00)=[{0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000001d80)="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", 0x1000}], 0x1, &(0x7f00000001c0)=[@iv={0x110, 0x117, 0x2, 0xfa, "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"}, @op={0x18, 0x117, 0x3}, @assoc={0x18, 0x117, 0x4, 0x9}], 0x140, 0x800}, {0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000300)="e6a7455de90660101c390a50f8913b75720a766060e7d6f1ec95cf03ffcf5682b371df8f93ace9e5a39c6d7fbe5a5f0dc1423134d3372c92335930b791fffdff8fef75837b51dc89fe1f1be6fac6ffad37d11e578173a400db0ffefc704a9e6de6c4245ad4ccce6ded4b6c2eb0f642855cad1d1dd59cc9a921e11e5a252b65b9dbf2813638bd9533c29cc6419e08bab07f1610b6e68d5c532d1761c4a7b9b048b2c89f4690b385ea7e76a2640033d2f408c098022e5d90ec931aeced9cab9c18aba60b7bb6c70d2319224d4abf0cfa7064aa6e8443fad6cae22a5f61fa3e55791ff81130", 0xe4}, {&(0x7f0000000040)="791cde8e66b67f8a8a9d070e1fcc787ad33514624941e3f43786d21cdcd28a6e7c3ea22b43d15cc41f6a55939e275e7dcf8a", 0x32}, {&(0x7f0000000400)="d7c4a5fb735507584d19aa99a80bbba3be87cb58b8d66a576c265e513b1e50312e5371efce5969ce9d4880378cf6df7083067f2bbbdbd1639d7080b7b5841b0581562bb8c9ab636899fb83d2aecfd73d950370fb94924a5473e1028937c66b2e9715acb4800604bde1ab7a10f9808323ea4f3ddfef605b735027ac106215778c33639548137b668b876af514ad4619a953fc8f962c13d5bfeaaca6d34535a2618a8d476ca762e4a2", 0xa8}, {&(0x7f0000000080)="46672441a3a331f046c1897c3e2dcb40919aacb98f4097efe14b48a4d940b0512bd5f14365fc547c08dce1e9a35c45c89a91dbfdf274f949ac059a346e4a6c13b938de0d26a67dd8352982d56b62d7ab7a499e71ba61007aea64fb65b8009f390119464d2dc368dde62acd4a829558341f9adf", 0x73}], 0x4, &(0x7f00000004c0)=[@iv={0x88, 0x117, 0x2, 0x72, "b2eeb9ed309e834c84e5c4951380f1dd6a6989886a33d86f775a3cd448af98a3981310a28316c18776e1c8d2be25557ae8662d3bb6dac9fae35ac39a65a64095d3c77d48042ae3078eec6fdb62d8ae55700cc1424836f1b5e2a7a22ddab4db7c4e3ade7e50d1f7cc788899603593722e2995"}, @op={0x18, 0x117, 0x3}], 0xa0, 0x4000080}, {0x0, 0x0, &(0x7f00000006c0)=[{&(0x7f0000000580)="a6c3462d0312d7fa19bf79744133810e903a8489f2030f01", 0x18}, {&(0x7f00000005c0)="0f0f114622c2fd561cac7b646ebf6404fd27ce6e56568235f79bfbc8baeaf796df88291e5bc7c1fb", 0x28}, {&(0x7f0000000600)="2593b242a2d67c1f7b597395d8fa7d7ffaa3f4064c9b714924722813941a83d2422e7b76de8e72876db79407abc086e5d560102784e233d7e429788d25631c3ca4ec4394c6d46698b6becef0ea93fd3d8bc0fb506afbc6571ad8f85dc1d5d2a2f05ba5460663def399df008c81f468b77d6635213e1f04466b337b95eafa765cbb349304f474938b657f3d232d0ced8b9de89f70504258c90bbf0d912b1f453f662b10e67e72ec6e9e829d5dbb5aa70915b0e2ed4277842e", 0xb8}, 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@op={0x18, 0x117, 0x3}], 0x21f8, 0x4000004}, {0x0, 0x0, &(0x7f0000007900)=[{&(0x7f00000078c0)}], 0x1, &(0x7f0000007940)=[@iv={0x88, 0x117, 0x2, 0x6d, "92c012d056355c7c83b4aa414057299ea0406d946fc7941e0054f5a819ba60e155e722f0ea58a9f99371167d2534bc5796bd54832b18d2496cf9079c833612bcac6fa1aecc38f1d7da4efc3d525379ea6526c0d84ad32099af9850fb4d0d3ff26ba609cd4e610639580f6a8346"}, @assoc={0x18, 0x117, 0x4, 0x7}, @assoc={0x18, 0x117, 0x4, 0x5}], 0xb8, 0x4000}, {0x0, 0x0, &(0x7f0000007c00)=[{&(0x7f0000007a00)="342a17c4b40a7dc950ce9ca140f18c3365ed784205e787d7301b97db1015c8e7bae1d43bddcc857f8f544a6005a094", 0x2f}, {&(0x7f0000007a40)="364b12589cb3dcfa533d984c9132276651237fa4c05f46a9c1ec9a9ac12d92ade241f15432f4489bbf5f8251b6c6005e035e55ca9467d476af775188ba63b3807fc916a1e7fa97f5bbad8e42721ef05bfcfcbfc42f21467108cda1c8d5a2940a19a692d93e7c97bd5e1d1935a290c6c5756f81232e9d7ffacef8b627e4b203deaafe51d2518c6794976b1c5085e5ed", 0x8f}, {&(0x7f0000007b00)="854c5bc623232328fd028d2c8047b38988382a0047c34586ba2a43a49b64e0ec165d4cd0251f9f83619adbaf38838834b48b92675d5eb4cff0afc9f16465161a72597fc3633d8f369b18b816ae97a7397e57b63cdd49ae58e2fda3260dd2c4d6be46de2722eca1a519bc560100fe8e48bf74088bfde66b862ebffde916f2b3b0634224dd1c9188b52c861fbfa6bfaa3a5ecb86ced4997c63f6cc7bc08ae0a25b4e153785a78301cd7cd1868c210950601b2b6dedd55fb788460714745d53c06d94a61fc8", 0xc4}], 0x3, &(0x7f0000007c40)=[@iv={0xb0, 0x117, 0x2, 0x98, "3684fef98f853582d6195babc2029c492b213a029ed368f95e8c3cabf5274449ccc31ab1c286be596640181e0fe1ba99d32f48dd537712b2c50e1c238cbf4962c4d0c92b98d035484a737ba135cf5f10c1f3ca7a0716201b484afa567d20c2096fd584e4f28d7f8c56cae140edb4be84b68f83c8f2e469899cad8351b608ae6261c6471699216db030ae03ef7b10d8a29520559ae4aa63e6"}], 0xb0}], 0xa, 0x0) [ 316.791502] sctp: [Deprecated]: syz-executor3 (pid 26783) Use of int in maxseg socket option. [ 316.791502] Use struct sctp_assoc_value instead [ 316.830915] sctp: [Deprecated]: syz-executor3 (pid 26796) Use of int in maxseg socket option. 2026/11/30 21:10:55 executing program 1: r0 = syz_open_dev$sndpcmc(&(0x7f0000000200)='/dev/snd/pcmC#D#c\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000240)={0x0, 0x9}, &(0x7f00000003c0)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r0, 0x84, 0x1a, &(0x7f0000000400)={r1, 0x20, "fe86df3b8c4c7ab29353fa79f5dbe0eac785a590deb4ea7854c807d87510769b"}, &(0x7f0000000440)=0x28) r2 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/mixer\x00', 0x0, 0x0) ioctl$DRM_IOCTL_VERSION(r2, 0x80044dfc, &(0x7f0000000380)={0x0, 0x0, 0x0, 0xc7, &(0x7f0000000040)=""/199, 0x88, &(0x7f0000000140)=""/136, 0xc8, &(0x7f0000000280)=""/200}) [ 316.830915] Use struct sctp_assoc_value instead 2026/11/30 21:10:55 executing program 5: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @multicast2=0xe0000002}, 0x10) sendto$inet(r0, &(0x7f00000001c0), 0x2e6, 0x3, &(0x7f0000e68000)={0x2, 0x4e23, @rand_addr=0x1f}, 0xffffffffffffff95) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000080)=0x200000000001b4, 0x4) sendto(r0, &(0x7f00000000c0)="ac", 0x1, 0x0, &(0x7f0000000000)=@pppol2tp={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @broadcast=0xffffffff}}}, 0x80) ioctl$sock_inet_udp_SIOCOUTQ(r0, 0x5411, &(0x7f0000000100)) ppoll(&(0x7f0000000600)=[{r0}], 0x1, &(0x7f0000000680)={0x0, 0x989680}, &(0x7f00000006c0), 0x8) 2026/11/30 21:10:55 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000100)='net/arp\x00') readv(r0, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000000000)={{{@in6=@mcast1, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@dev}, 0x0, @in6}}, &(0x7f0000000140)=0xe8) bind$can_raw(r0, &(0x7f00000001c0)={0x1d, r1}, 0x10) [ 316.878759] FAULT_INJECTION: forcing a failure. [ 316.878759] name failslab, interval 1, probability 0, space 0, times 0 [ 316.890116] CPU: 1 PID: 26797 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 316.897401] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 316.906761] Call Trace: [ 316.909366] dump_stack+0x1b9/0x294 [ 316.913012] ? dump_stack_print_info.cold.2+0x52/0x52 [ 316.918226] should_fail.cold.4+0xa/0x1a [ 316.922300] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 316.927412] ? zap_class+0x720/0x720 [ 316.931137] ? trace_hardirqs_on+0xd/0x10 [ 316.935296] ? graph_lock+0x170/0x170 [ 316.939105] ? graph_lock+0x170/0x170 [ 316.942920] ? find_held_lock+0x36/0x1c0 [ 316.946996] ? __lock_is_held+0xb5/0x140 [ 316.951085] ? check_same_owner+0x320/0x320 [ 316.955426] ? rcu_note_context_switch+0x710/0x710 [ 316.960368] __should_failslab+0x124/0x180 [ 316.964616] should_failslab+0x9/0x14 [ 316.968430] kmem_cache_alloc_trace+0x2cb/0x780 [ 316.973104] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 316.978211] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 316.983242] wb_congested_get_create+0x1ca/0x450 [ 316.988009] ? wb_wakeup_delayed+0xf0/0xf0 [ 316.992251] ? __lockdep_init_map+0x105/0x590 [ 316.996754] wb_init+0x62e/0x9e0 [ 317.000130] ? bdi_put+0x180/0x180 [ 317.003680] ? mark_held_locks+0xc9/0x160 [ 317.007833] ? do_mount+0x564/0x3070 [ 317.011557] ? __raw_spin_lock_init+0x1c/0x100 [ 317.016155] ? mark_held_locks+0xc9/0x160 [ 317.020316] ? __raw_spin_lock_init+0x1c/0x100 [ 317.024909] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 317.029935] ? lockdep_init_map+0x9/0x10 [ 317.034010] bdi_init+0x353/0x510 [ 317.037467] ? wb_init+0x9e0/0x9e0 [ 317.041011] ? bdi_alloc_node+0x67/0xe0 [ 317.044992] ? bdi_alloc_node+0x67/0xe0 [ 317.048978] ? rcu_read_lock_sched_held+0x108/0x120 [ 317.054001] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 317.059285] ? _raw_spin_unlock+0x22/0x30 [ 317.063448] bdi_alloc_node+0x81/0xe0 [ 317.067262] super_setup_bdi_name+0x8b/0x220 [ 317.071676] ? kill_block_super+0x100/0x100 [ 317.076007] ? rcu_read_lock_sched_held+0x108/0x120 [ 317.081031] ? kmem_cache_alloc_trace+0x616/0x780 [ 317.085879] ? match_wildcard+0x3c0/0x3c0 [ 317.090032] ? trace_hardirqs_on+0xd/0x10 [ 317.094191] fuse_fill_super+0xe6e/0x1e20 [ 317.098354] ? fuse_get_root_inode+0x190/0x190 [ 317.102946] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 317.107977] ? kasan_check_read+0x11/0x20 [ 317.112139] ? cap_capable+0x1f9/0x260 [ 317.116043] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.121585] ? security_capable+0x99/0xc0 [ 317.125743] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.131287] ? ns_capable_common+0x13f/0x170 [ 317.135701] ? get_anon_bdev+0x2f0/0x2f0 [ 317.139765] ? sget+0x113/0x150 [ 317.143052] ? fuse_get_root_inode+0x190/0x190 [ 317.147641] mount_nodev+0x6b/0x110 [ 317.151277] fuse_mount+0x2c/0x40 [ 317.154737] mount_fs+0xae/0x328 [ 317.158115] vfs_kern_mount.part.34+0xd4/0x4d0 [ 317.162700] ? may_umount+0xb0/0xb0 [ 317.166331] ? _raw_read_unlock+0x22/0x30 [ 317.170479] ? __get_fs_type+0x97/0xc0 [ 317.174376] do_mount+0x564/0x3070 [ 317.177926] ? do_raw_spin_unlock+0x9e/0x2e0 [ 317.182345] ? copy_mount_string+0x40/0x40 [ 317.186582] ? rcu_pm_notify+0xc0/0xc0 [ 317.190482] ? copy_mount_options+0x5f/0x380 [ 317.194893] ? rcu_read_lock_sched_held+0x108/0x120 [ 317.199912] ? kmem_cache_alloc_trace+0x616/0x780 [ 317.204767] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 317.210305] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.215825] ? copy_mount_options+0x285/0x380 [ 317.220305] ksys_mount+0x12d/0x140 [ 317.223925] __x64_sys_mount+0xbe/0x150 [ 317.227891] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 317.232894] do_syscall_64+0x1b1/0x800 [ 317.236771] ? syscall_return_slowpath+0x5c0/0x5c0 [ 317.241684] ? syscall_return_slowpath+0x30f/0x5c0 [ 317.246603] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 317.251964] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 317.256816] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 317.261998] RIP: 0033:0x455a09 [ 317.265168] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 317.272859] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 317.280111] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 317.287370] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 317.294629] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 317.301882] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:10:56 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000100)='net/arp\x00') ioctl$PIO_SCRNMAP(r0, 0x4b41, &(0x7f0000000000)="4baa68fc00b08567603bbbac74ab9a4286a79de3ba5cee3aeae64d74cab3e7ab34df5ea6ba0bf6d12612a40eda30c2a09c4d6d329b10ee41274f9cf6b075d595445a4d620c88b52dd612786ed5306145d5d742f20c46cddb348e2fdd54a82f8ee5466ad318") ioctl$TIOCMBIC(r0, 0x5417, &(0x7f0000000180)=0x20) readv(r0, &(0x7f0000000380)=[{&(0x7f0000000200)=""/49, 0x31}, {&(0x7f00000000c0)=""/21, 0x15}, {&(0x7f0000000340)=""/25, 0x19}, {&(0x7f0000002d80)=""/4096, 0x1000}, {&(0x7f0000001680)=""/76, 0x4c}, {&(0x7f0000000600)=""/124, 0x7c}, {&(0x7f0000001780)=""/22, 0x16}, {&(0x7f0000001700)=""/93, 0x5d}], 0x8) vmsplice(r0, &(0x7f0000000300)=[{&(0x7f0000000500)="36be9cef9eee4ea3ca5f652ca29fdb83a46f76d09a3f743bf56b131eb77abcb2a4762f6e0bcf2a92d33805861431584d27a4946b70e0108111d006a51d05602096ebe6bbcb67e6491c9f28cce4e1a45ca3317e3fbc17a20f682457c4af87c82313993432ed191c403132bcb958240a9f58c328d268c16341c9a47741f55580a3f47895feb950a8c87911c6aa2faf389b7d13440414a6f02d879806f672b4cfcdfb3da8b36e897be50b45be4711a56585faba88d1d9dab9d769f61a8bd0fd2564b32937ba40cc8eb9c91f913c3c923f1bef462806b31b03c6d3fdf23554d5e3f8f80b9ddbf8fb", 0xe6}], 0x3b, 0x0) poll(&(0x7f00000001c0)=[{r0, 0x208}, {r0, 0x80}, {r0, 0x40}, {r0, 0x160}, {r0, 0x2000}, {r0}, {r0, 0x8000}, {r0, 0x20}], 0x8, 0xc958) 2026/11/30 21:10:56 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x30, 0x2, 0x0, 0x0, 0x3, 0x0, 0x4, 0x1}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r3 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r3, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r3, 0x3, 0x0, 0x5) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDR_INFO(r1, 0x84, 0xf, &(0x7f00000000c0)={0x0, @in6={{0xa, 0x4e22, 0x4, @dev={0xfe, 0x80, [], 0x19}, 0x6}}, 0x16, 0x81, 0x1000, 0x7, 0x78}, &(0x7f0000000040)=0x98) setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000180)={r4, @in={{0x2, 0x4e22}}, 0xf5c, 0x6, 0x1, 0x0, 0x8}, 0x98) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r1, r2) 2026/11/30 21:10:56 executing program 6 (fault-call:2 fault-nth:47): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:10:56 executing program 5: r0 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000000)={0xffffffff}, 0xc) write$binfmt_aout(r0, &(0x7f00000000c0)=ANY=[@ANYBLOB="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"], 0xa7e) r1 = openat$null(0xffffffffffffff9c, &(0x7f0000000040)='/dev/null\x00', 0x200, 0x0) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(0xffffffffffffffff, 0x84, 0x70, &(0x7f0000000c00)={0x0, @in6={{0xa, 0x4e21, 0x3f, @dev={0xfe, 0x80, [], 0x17}, 0x7fffffff}}, [0x2, 0x8, 0x100000000, 0x7, 0x8, 0x1, 0x8, 0xfffffffffffffff9, 0x7f, 0x2, 0x1f, 0x6, 0x6555, 0x5, 0xfff]}, &(0x7f0000000080)=0x100) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r1, 0x84, 0x1f, &(0x7f0000000dc0)={r2, @in={{0x2, 0x4e23, @broadcast=0xffffffff}}, 0xff, 0x9}, &(0x7f0000000b40)=0x90) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000d00)={r2, @in={{0x2, 0x4e22, @loopback=0x7f000001}}, 0xfffffffffffffffe, 0x6, 0x8, 0x4, 0x8}, 0x98) openat(r1, &(0x7f0000000b80)='./file0\x00', 0x2000, 0x100) clock_gettime(0x0, &(0x7f0000000bc0)={0x0, 0x0}) semtimedop(0x0, &(0x7f0000000b80), 0x2aaaaaaaaaaaac45, &(0x7f0000000000)={r3, r4+30000000}) 2026/11/30 21:10:56 executing program 3: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000384ff7)='/dev/ppp\x00', 0x101002, 0x0) preadv(0xffffffffffffffff, &(0x7f00000002c0)=[{&(0x7f0000000280)=""/62, 0x3e}], 0x1, 0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f0000b94000)=""/246) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000100)=0x600210) setsockopt$inet_MCAST_JOIN_GROUP(r0, 0x0, 0x2a, &(0x7f0000000000)={0x9, {{0x2, 0x4e21, @broadcast=0xffffffff}}}, 0x88) pwritev(r0, &(0x7f0000000040), 0x19d, 0x0) 2026/11/30 21:10:56 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/Zile0 ', 0x0, 0x0) 2026/11/30 21:10:56 executing program 1: r0 = userfaultfd(0x0) r1 = syz_open_dev$evdev(&(0x7f0000000000)='/dev/input/event#\x00', 0x0, 0x0) ioctl$EVIOCGMTSLOTS(r1, 0x80104592, &(0x7f0000013000)) r2 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000040)='/dev/cuse\x00', 0x402, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000080)='/dev/snd/midiC#D#\x00', 0xbb, 0x400) ioctl$TUNSETSTEERINGEBPF(r2, 0x800454e0, &(0x7f00000000c0)=r3) ioctl$TUNSETOFFLOAD(r1, 0x400454d0, 0x3) close(r0) 2026/11/30 21:10:56 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000200)=0x9, 0xffffffffffffffc4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000280)={{{@in6=@local, @in6=@mcast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast2}, 0x0, @in=@loopback}}, &(0x7f0000000180)=0xe8) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f00000001c0)={'syzkaller0\x00', r1}) [ 317.768762] FAULT_INJECTION: forcing a failure. [ 317.768762] name failslab, interval 1, probability 0, space 0, times 0 [ 317.780084] CPU: 1 PID: 26832 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 317.787366] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 317.796721] Call Trace: [ 317.799323] dump_stack+0x1b9/0x294 [ 317.802972] ? dump_stack_print_info.cold.2+0x52/0x52 [ 317.808184] should_fail.cold.4+0xa/0x1a [ 317.812265] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 317.817395] ? graph_lock+0x170/0x170 [ 317.821215] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 317.826327] ? find_held_lock+0x36/0x1c0 [ 317.830396] ? __lock_is_held+0xb5/0x140 [ 317.834478] ? check_same_owner+0x320/0x320 [ 317.838804] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.844349] ? rcu_note_context_switch+0x710/0x710 [ 317.849299] __should_failslab+0x124/0x180 [ 317.853546] should_failslab+0x9/0x14 [ 317.857364] kmem_cache_alloc_trace+0x2cb/0x780 [ 317.862046] ? __raw_spin_lock_init+0x1c/0x100 2026/11/30 21:10:56 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000180)={0x0, @in6={{0xa, 0x4e23, 0x2, @loopback={0x0, 0x1}}}, 0x732f, 0x7f, 0x0, 0x7f, 0x5f}, &(0x7f0000000280)=0x98) setsockopt$inet_sctp_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f00000002c0)=@assoc_value={r1, 0x80000001}, 0x8) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) getsockopt$inet_sctp_SCTP_ADAPTATION_LAYER(r0, 0x84, 0x7, &(0x7f0000000300), &(0x7f0000000340)=0x4) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:10:56 executing program 5: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0x200000012, &(0x7f0000000000)=0x5ac, 0xfffffffffffffeae) 2026/11/30 21:10:56 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000100)='net/arp\x00') readv(r0, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) readv(r0, &(0x7f00000002c0)=[{&(0x7f0000000000)=""/114, 0x72}, {&(0x7f0000000080)=""/73, 0x49}, {&(0x7f00000001c0)=""/71, 0x47}, {&(0x7f0000000240)=""/103, 0x67}, {&(0x7f0000001d80)=""/4096, 0x1000}], 0x5) ioctl$sock_inet_SIOCGIFNETMASK(r0, 0x891b, &(0x7f0000000140)={'ifb0\x00', {0x2, 0x4e20, @multicast1=0xe0000001}}) [ 317.866644] device_create_groups_vargs+0xa7/0x270 [ 317.871581] device_create_vargs+0x46/0x60 [ 317.875831] bdi_register_va.part.10+0xbb/0x9b0 [ 317.880510] ? cgwb_kill+0x630/0x630 [ 317.884233] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.889773] ? bdi_init+0x416/0x510 [ 317.893971] ? wb_init+0x9e0/0x9e0 [ 317.897523] ? bdi_alloc_node+0x67/0xe0 [ 317.901489] ? bdi_alloc_node+0x67/0xe0 [ 317.905451] ? rcu_read_lock_sched_held+0x108/0x120 [ 317.910457] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 317.915721] ? _raw_spin_unlock+0x22/0x30 [ 317.919860] bdi_register_va+0x68/0x80 [ 317.923752] super_setup_bdi_name+0x123/0x220 [ 317.928240] ? kill_block_super+0x100/0x100 [ 317.932557] ? kmem_cache_alloc_trace+0x616/0x780 [ 317.937392] ? match_wildcard+0x3c0/0x3c0 [ 317.941526] fuse_fill_super+0xe6e/0x1e20 [ 317.945673] ? fuse_get_root_inode+0x190/0x190 [ 317.950250] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 317.955252] ? kasan_check_read+0x11/0x20 [ 317.959382] ? cap_capable+0x1f9/0x260 [ 317.963269] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.968800] ? security_capable+0x99/0xc0 [ 317.972935] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 317.978452] ? ns_capable_common+0x13f/0x170 [ 317.982845] ? get_anon_bdev+0x2f0/0x2f0 [ 317.986886] ? sget+0x113/0x150 [ 317.990147] ? fuse_get_root_inode+0x190/0x190 [ 317.994710] mount_nodev+0x6b/0x110 [ 317.998333] fuse_mount+0x2c/0x40 [ 318.001781] mount_fs+0xae/0x328 [ 318.005138] vfs_kern_mount.part.34+0xd4/0x4d0 [ 318.009710] ? may_umount+0xb0/0xb0 [ 318.013318] ? _raw_read_unlock+0x22/0x30 [ 318.017450] ? __get_fs_type+0x97/0xc0 [ 318.021321] do_mount+0x564/0x3070 [ 318.024849] ? copy_mount_string+0x40/0x40 [ 318.029075] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 318.033821] ? retint_kernel+0x10/0x10 [ 318.037695] ? copy_mount_options+0x1f0/0x380 [ 318.042173] ? __sanitizer_cov_trace_pc+0x48/0x50 [ 318.047020] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 318.052553] ? copy_mount_options+0x285/0x380 [ 318.057039] ksys_mount+0x12d/0x140 [ 318.060676] __x64_sys_mount+0xbe/0x150 [ 318.064647] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 318.069647] do_syscall_64+0x1b1/0x800 [ 318.073516] ? finish_task_switch+0x1ca/0x840 [ 318.077993] ? syscall_return_slowpath+0x5c0/0x5c0 [ 318.082909] ? syscall_return_slowpath+0x30f/0x5c0 [ 318.087824] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 318.093174] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 318.098009] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 318.103186] RIP: 0033:0x455a09 [ 318.106354] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 2026/11/30 21:10:57 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x0) bind$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x6}, 0x1c) bind$inet6(r0, &(0x7f000044f000)={0xa, 0x4e24}, 0x1c) listen(r0, 0x7) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) [ 318.114050] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 318.121312] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 318.128573] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 318.135823] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 318.143076] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:10:57 executing program 1: getsockopt$packet_int(0xffffffffffffffff, 0x107, 0x8, &(0x7f0000000040), &(0x7f00000000c0)=0x4) mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) r0 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000540)='/dev/qat_adf_ctl\x00', 0x40000, 0x0) ioctl$KVM_INTERRUPT(r0, 0x4004ae86, &(0x7f0000000580)=0x2c0) syz_mount_image$iso9660(&(0x7f0000000140)='iso9660\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x3, &(0x7f0000001740)=[{&(0x7f0000001380)}, {&(0x7f0000001580)="2a96b4fe7d868589567531be5f4d812767716d2e612a10d65c39013525079d0d4229ec8d87ebdfab2d21d6e45617bf4d69eef74e6d1899eb0cf01fa569b7b0392769ce6471c59bb31c712552003d71245f8e732c5730c4ab0c451f1698673f3c634ba6d17d72e798182eed007ea5a4be79ab664fe3", 0x75}, {&(0x7f0000001640)}], 0x10000, &(0x7f00000001c0)=ANY=[@ANYBLOB="6d4060a0601c40c090ab2469aa800000006d6379481882e589416ca071e6e0f4c80018543565be410759d6971db4369be6b24c4674ac4a6903facfefabf8e6e86d67e5d8e43a89c15c452926f90be8e7f7cc55c12e8fc9c7444e2ce49d929a3251718d764edeaf8d64367c5e0a3bc6ef1beb05358892afd64429052e93c3e66199ede8363d2e719b64ebd039bf2683311669598bf6ccf62cd6c4b8c09e2eaa952da65c30671d"]) r1 = accept4$packet(0xffffffffffffff9c, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f0000000100)=0x14, 0x80000) readv(r1, &(0x7f0000000500)=[{&(0x7f0000000280)=""/90, 0x5a}, {&(0x7f0000000300)=""/119, 0x77}, {&(0x7f0000000380)=""/143, 0x8f}, {&(0x7f0000000440)=""/192, 0xc0}], 0x4) mknod$loop(&(0x7f0000000000)='./file0\x00', 0x1d2, 0x1) 2026/11/30 21:10:57 executing program 6 (fault-call:2 fault-nth:48): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:10:57 executing program 5: r0 = socket(0xa, 0xb, 0x7) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000300)={'vet310x0, 0x0, 0x0, 0x0, @dev}, &(0x7f0000000080)=0x14) getresuid(&(0x7f00000000c0)=0x0, &(0x7f0000000100), &(0x7f0000000140)) setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000280)={{{@in=@rand_addr=0xdf, @in6=@local={0xfe, 0x80, [], 0xaa}, 0x4e20, 0x8, 0x4e24, 0xfffffffffffffff8, 0xa, 0x0, 0x80, 0x0, r1, r2}, {0x7ff, 0x1000, 0x8, 0x54, 0x101, 0x5, 0x7fff, 0x2c1}, {0x0, 0x0, 0x80000001, 0x5}, 0x3, 0x0, 0x1, 0x1, 0x1}, {{@in6=@mcast2={0xff, 0x2, [], 0x1}, 0x4d5, 0x3f}, 0x2, @in=@multicast2=0xe0000002, 0x3505, 0x6, 0x3, 0x2, 0x5, 0x5, 0x5}}, 0xe8) r3 = syz_open_dev$sg(&(0x7f0000000040)='/dev/sg#\x00', 0x0, 0x0) ioctl$SG_IO(r3, 0x2285, &(0x7f0000001640)={0x53, 0x0, 0x21, 0x0, @scatter={0x0, 0x0, &(0x7f00000004c0)}, &(0x7f0000000500)="abc0b501df7e354ee21a0e461d4074b3fe6860227fcd663b2149358c2a2c9bfb41", &(0x7f0000000600)=""/4096, 0x0, 0x0, 0x0, &(0x7f0000001600)}) 2026/11/30 21:10:58 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/eile0 ', 0x0, 0x0) 2026/11/30 21:10:58 executing program 1: r0 = socket$inet(0x10, 0x3, 0xc) sendmsg(r0, &(0x7f0000011fc8)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000000)="2400000003071f001cfffd946fa2830020200a000900010001e700000000a3a20404ff7e", 0x24}], 0x1}, 0x0) syz_init_net_socket$nfc_llcp(0x27, 0x3, 0x1) 2026/11/30 21:10:58 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) setsockopt$inet_sctp6_SCTP_AUTH_CHUNK(r1, 0x84, 0x15, &(0x7f0000000040)={0xcd3}, 0x1) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r3 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r3, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r3, 0x3, 0x0, 0x5) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r1, r2) 2026/11/30 21:10:58 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(r0, 0x84, 0x66, &(0x7f0000000180)={0x0, 0x80000000}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000200)={r1, 0x5b3c103d, 0x1, 0x15}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:10:58 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000100)='net/arp\x00') getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000000000)={0x0, @in6={{0xa, 0x4e20, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0xc66}}}, &(0x7f00000000c0)=0x84) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000140)={r1, 0x75, 0x30, 0xc17, 0x4}, &(0x7f00000001c0)=0x18) readv(r0, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) [ 319.108518] sd 0:0:1:0: [sg0] tag#5997 FAILED Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK [ 319.117294] sd 0:0:1:0: [sg0] tag#5997 CDB: opcode=0xab, sa=0x0 [ 319.123429] sd 0:0:1:0: [sg0] tag#5997 CDB[00]: ab c0 b5 01 df 7e 35 4e e2 1a 0e 46 1d 40 74 b3 [ 319.132329] sd 0:0:1:0: [sg0] tag#5997 CDB[10]: fe 68 60 22 7f cd 66 3b 21 49 35 8c 2a 2c 9b fb [ 319.141276] sd 0:0:1:0: [sg0] tag#5997 CDB[20]: 41 [ 319.149340] netlink: 4 bytes leftover after parsing attributes in process `syz-executor1'. [ 319.186474] FAULT_INJECTION: forcing a failure. [ 319.186474] name failslab, interval 1, probability 0, space 0, times 0 [ 319.197844] CPU: 1 PID: 26913 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 319.205126] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 319.214480] Call Trace: [ 319.217080] dump_stack+0x1b9/0x294 [ 319.217909] netlink: 4 bytes leftover after parsing attributes in process `syz-executor1'. [ 319.220719] ? dump_stack_print_info.cold.2+0x52/0x52 [ 319.220735] ? perf_trace_lock+0xd6/0x900 [ 319.220760] should_fail.cold.4+0xa/0x1a [ 319.220780] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 319.247629] ? graph_lock+0x170/0x170 [ 319.251446] ? find_held_lock+0x36/0x1c0 [ 319.255522] ? __lock_is_held+0xb5/0x140 [ 319.259605] ? check_same_owner+0x320/0x320 [ 319.263942] ? rcu_note_context_switch+0x710/0x710 [ 319.268874] ? perf_trace_lock+0xd6/0x900 [ 319.273027] __should_failslab+0x124/0x180 [ 319.277279] should_failslab+0x9/0x14 [ 319.281085] __kmalloc_track_caller+0x2c4/0x760 [ 319.285747] ? debug_check_no_locks_freed+0x310/0x310 [ 319.290926] ? kasan_check_write+0x14/0x20 [ 319.295153] ? __mutex_lock+0x7d9/0x17f0 [ 319.299204] ? kstrdup_const+0x66/0x80 [ 319.303078] kstrdup+0x39/0x70 [ 319.306260] kstrdup_const+0x66/0x80 [ 319.309959] __kernfs_new_node+0xa8/0x580 [ 319.314095] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 319.318841] ? lock_downgrade+0x8e0/0x8e0 [ 319.322979] kernfs_new_node+0x80/0xf0 [ 319.326864] kernfs_create_dir_ns+0x3d/0x140 [ 319.331263] sysfs_create_dir_ns+0xbe/0x1d0 [ 319.335572] kobject_add_internal+0x354/0xac0 [ 319.340060] ? kobj_ns_type_registered+0x60/0x60 [ 319.344802] ? lock_downgrade+0x8e0/0x8e0 [ 319.348940] ? refcount_add_not_zero+0x320/0x320 [ 319.353682] ? kasan_check_read+0x11/0x20 [ 319.357820] kobject_add+0x13a/0x190 [ 319.361518] ? kset_create_and_add+0x190/0x190 [ 319.366089] ? mutex_unlock+0xd/0x10 [ 319.369792] device_add+0x3a5/0x16d0 [ 319.373497] ? device_private_init+0x230/0x230 [ 319.378066] ? kfree+0x1e9/0x260 [ 319.381423] ? kfree_const+0x5e/0x70 [ 319.385131] device_create_groups_vargs+0x1ff/0x270 [ 319.390135] device_create_vargs+0x46/0x60 [ 319.394358] bdi_register_va.part.10+0xbb/0x9b0 [ 319.399013] ? cgwb_kill+0x630/0x630 [ 319.402722] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 319.408245] ? bdi_init+0x416/0x510 [ 319.411855] ? wb_init+0x9e0/0x9e0 [ 319.415382] ? bdi_alloc_node+0x67/0xe0 [ 319.419342] ? bdi_alloc_node+0x67/0xe0 [ 319.423299] ? rcu_read_lock_sched_held+0x108/0x120 [ 319.428302] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 319.433563] ? _raw_spin_unlock+0x22/0x30 [ 319.437697] bdi_register_va+0x68/0x80 [ 319.441570] super_setup_bdi_name+0x123/0x220 [ 319.446056] ? kill_block_super+0x100/0x100 [ 319.450363] ? kmem_cache_alloc_trace+0x616/0x780 [ 319.455189] ? match_wildcard+0x3c0/0x3c0 [ 319.459324] ? trace_hardirqs_on+0xd/0x10 [ 319.463463] fuse_fill_super+0xe6e/0x1e20 [ 319.467598] ? fuse_get_root_inode+0x190/0x190 [ 319.472167] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 319.477169] ? kasan_check_read+0x11/0x20 [ 319.481302] ? cap_capable+0x1f9/0x260 [ 319.485182] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 319.490705] ? security_capable+0x99/0xc0 [ 319.494841] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 319.500365] ? ns_capable_common+0x13f/0x170 [ 319.504762] ? get_anon_bdev+0x2f0/0x2f0 [ 319.508812] ? sget+0x113/0x150 [ 319.512089] ? fuse_get_root_inode+0x190/0x190 [ 319.516656] mount_nodev+0x6b/0x110 [ 319.520267] fuse_mount+0x2c/0x40 [ 319.523705] mount_fs+0xae/0x328 [ 319.527063] vfs_kern_mount.part.34+0xd4/0x4d0 [ 319.531629] ? may_umount+0xb0/0xb0 [ 319.535243] ? _raw_read_unlock+0x22/0x30 [ 319.539372] ? __get_fs_type+0x97/0xc0 [ 319.543249] do_mount+0x564/0x3070 [ 319.546778] ? copy_mount_string+0x40/0x40 [ 319.550996] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 319.555999] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 319.560743] ? retint_kernel+0x10/0x10 [ 319.564619] ? copy_mount_options+0x1f0/0x380 [ 319.569099] ? copy_mount_options+0x202/0x380 [ 319.573582] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 319.579101] ? copy_mount_options+0x285/0x380 [ 319.583586] ksys_mount+0x12d/0x140 [ 319.587198] __x64_sys_mount+0xbe/0x150 [ 319.591157] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 319.596159] do_syscall_64+0x1b1/0x800 [ 319.600038] ? finish_task_switch+0x1ca/0x840 [ 319.604525] ? syscall_return_slowpath+0x5c0/0x5c0 [ 319.609442] ? syscall_return_slowpath+0x30f/0x5c0 [ 319.614357] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 319.619709] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 319.624550] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 319.629724] RIP: 0033:0x455a09 2026/11/30 21:10:58 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000100)='net/arp\x00') readv(r0, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) setsockopt$ax25_buf(r0, 0x101, 0x19, &(0x7f0000000040)="4527c6232686ad", 0x1) 2026/11/30 21:10:58 executing program 4: r0 = syz_open_dev$vcsa(&(0x7f0000000000)='/dev/vcsa#\x00', 0x1, 0x8000) mq_open(&(0x7f0000000040)='/dev/vcsa#\x00', 0x2, 0x41, &(0x7f0000000080)={0xfffffffffffeffff, 0x6, 0x1, 0x1, 0x262, 0x1, 0x20, 0x9}) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0x0) r1 = syz_open_procfs(0x0, &(0x7f0000000100)='net/arp\x00') readv(r1, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) fcntl$setstatus(r0, 0x4, 0x400) [ 319.632896] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 319.640589] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 319.647843] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 319.655095] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 319.662361] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 319.669612] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 [ 319.677143] kobject_add_internal failed for 0:44 (error: -12 parent: bdi) 2026/11/30 21:10:58 executing program 1: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0xa, &(0x7f0000000140)=0x20000000000000, 0x4) [ 319.711508] sd 0:0:1:0: [sg0] tag#5997 FAILED Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK [ 319.720318] sd 0:0:1:0: [sg0] tag#5997 CDB: opcode=0xab, sa=0x0 [ 319.726946] sd 0:0:1:0: [sg0] tag#5997 CDB[00]: ab c0 b5 01 df 7e 35 4e e2 1a 0e 46 1d 40 74 b3 2026/11/30 21:10:58 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/uile0 ', 0x0, 0x0) 2026/11/30 21:10:58 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000180), 0x10000000000001e2) [ 319.726971] sd 0:0:1:0: [sg0] tag#5997 CDB[10]: fe 68 60 22 7f cd 66 3b 21 49 35 8c 2a 2c 9b fb [ 319.726990] sd 0:0:1:0: [sg0] tag#5997 CDB[20]: 41 2026/11/30 21:10:58 executing program 5: ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f0000000040)={0xaa}) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x4) r0 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000080)='/dev/rtc0\x00', 0x80000, 0x0) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f00000000c0)={{&(0x7f00007af000/0x1000)=nil, 0x1000}, 0x2}) ioctl$void(r0, 0xc0045878) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, &(0x7f0000000100)={0x9, 0x3, 0x5, 0x5, 0x5, 0x2, 0x401, 0x3, 0x0}, &(0x7f0000000140)=0x20) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r0, 0x84, 0x7c, &(0x7f0000000180)={r1, 0x1ff}, &(0x7f00000001c0)=0x8) r2 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000000000), &(0x7f0000000040)=0xc) ioctl$KVM_GET_CPUID2(r0, 0xc008ae91, &(0x7f0000000200)={0x1, 0x0, [{}]}) flock(r0, 0x0) 2026/11/30 21:10:58 executing program 1: fstat(0xffffffffffffff9c, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0}) setfsuid(r0) setitimer(0x2, &(0x7f000063eff0)={{0x77359400}, {0x77359400}}, &(0x7f0000628000)) setitimer(0x2, &(0x7f0000000080)={{0x0, 0x2710}, {0x0, 0x7530}}, 0x0) 2026/11/30 21:10:58 executing program 6 (fault-call:2 fault-nth:50): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:10:59 executing program 3: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000000)='/dev/uinput\x00', 0x100, 0x0) ioctl$EVIOCRMFF(r0, 0x40044581, &(0x7f0000000040)=0x4) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x400101, 0x0) syz_kvm_setup_cpu$x86(r1, r1, &(0x7f0000fe6000/0x18000)=nil, &(0x7f0000000200)=[@text32={0x20, &(0x7f0000000180)="440f20c0350b000000440f22c0c74424000a000000c7442402feff0000c7442406000000000f011c240f38cca90000000065f30f01c80f6fb6ac0000000f87e9240000260f3026663e660f6181060000000f00933fed00000f01bb00000000", 0x5f}], 0x1, 0x1, &(0x7f0000000240), 0x0) getsockopt$inet_sctp6_SCTP_RESET_STREAMS(r1, 0x84, 0x77, &(0x7f0000000240)={0x0, 0x3, 0x4, [0x9, 0x400, 0xff, 0xffff]}, &(0x7f0000000280)=0x10) setsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f00000002c0)={r2}, 0x8) ioctl$KDSKBMETA(r1, 0x4b63, &(0x7f0000000140)=0x9) r3 = syz_open_dev$sndseq(&(0x7f0000027ff3)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r3, 0xc0a85322, &(0x7f0000000080)={0x4a48b125e13650f}) 2026/11/30 21:10:59 executing program 4: ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f0000000040)=0x0) r1 = syz_open_procfs(r0, &(0x7f0000000000)='net/arp\x00') readv(r1, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) r2 = geteuid() getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f00000000c0)={0x0, 0x0, 0x0}, &(0x7f0000000100)=0xc) fchownat(r1, &(0x7f0000000080)='./file0\x00', r2, r3, 0x100) 2026/11/30 21:10:59 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/lile0 ', 0x0, 0x0) 2026/11/30 21:10:59 executing program 7: r0 = socket$inet_sctp(0x2, 0x5, 0x84) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000180)='/dev/ppp\x00', 0x4000, 0x0) ioctl$EVIOCGKEY(r1, 0x80404518, &(0x7f0000000280)=""/135) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) ioctl$BINDER_THREAD_EXIT(r1, 0x40046208, 0x0) syz_open_dev$sndpcmc(&(0x7f0000000200)='/dev/snd/pcmC#D#c\x00', 0x101, 0x380) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) setsockopt$inet_sctp6_SCTP_EVENTS(r1, 0x84, 0xb, &(0x7f00000001c0)={0x3f, 0x8000, 0x7, 0xd336, 0x1000, 0x7, 0x401, 0x8c3c, 0x0, 0x5, 0x8}, 0xb) 2026/11/30 21:10:59 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000080)='net/sco\x00') ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000000)=0x1) r1 = fcntl$getown(r0, 0x9) ptrace$peek(0x2, r1, &(0x7f0000000040)) getsockopt$netlink(r0, 0x10e, 0x0, &(0x7f00000001c0)=""/233, &(0x7f00000000c0)=0xe9) readv(r0, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) fcntl$setlease(r0, 0x400, 0x1) 2026/11/30 21:10:59 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r3 = userfaultfd(0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r4 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r4, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r4, 0x3, 0x0, 0x5) creat(&(0x7f0000000000)='./file0\x00', 0x0) ioctl$KVM_SET_SREGS(r2, 0x4138ae84, &(0x7f00000000c0)={{0xf000, 0x5000, 0xf, 0x4644e9aa, 0x14b3, 0x4, 0x2, 0x9, 0x8, 0x2, 0x9}, {0xd005, 0x1f001, 0x0, 0xffc3, 0x1000000020, 0x2, 0x8001, 0x9, 0x1, 0xfff, 0x8f48, 0x6}, {0x10000, 0x3000, 0xa, 0x7f, 0x0, 0xffff, 0xfb, 0x8, 0xb9, 0x3, 0xfffffffffffffffb, 0xd4}, {0xf000, 0x3000, 0x9, 0x3, 0x1, 0x7, 0x78, 0x0, 0x0, 0x1, 0xfffffffffffffffa, 0x24000}, {0x6000, 0x5000, 0x10, 0x3ff, 0x7, 0x44a, 0x25, 0x2, 0x8, 0x2, 0x21aea411, 0x2}, {0xd000, 0x1000, 0x4, 0x1000, 0x4, 0x99, 0x3, 0x20, 0x4d0, 0x0, 0x8, 0x3}, {0xd000, 0x103000, 0x1f, 0x1, 0x8000, 0x19e, 0x7, 0x401, 0x8001, 0x5, 0x9, 0x5}, {0x0, 0xf000, 0x0, 0x8001, 0x800, 0x0, 0x100000000, 0x5, 0x400, 0x1000, 0x1, 0x4}, {0xd000, 0x5001}, {0x2000, 0x5000}, 0x10, 0x0, 0x5000, 0x4000, 0xb, 0x1, 0x4000, [0x0, 0x80000000, 0x6, 0xffff]}) dup2(r1, r3) [ 320.023011] FAULT_INJECTION: forcing a failure. [ 320.023011] name failslab, interval 1, probability 0, space 0, times 0 [ 320.034574] CPU: 0 PID: 26965 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 320.041869] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 320.051239] Call Trace: [ 320.053861] dump_stack+0x1b9/0x294 [ 320.057515] ? dump_stack_print_info.cold.2+0x52/0x52 [ 320.063179] ? __lock_acquire+0x7f5/0x5140 [ 320.067452] should_fail.cold.4+0xa/0x1a [ 320.071541] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 320.076679] ? graph_lock+0x170/0x170 [ 320.080513] ? perf_trace_run_bpf_submit+0x23f/0x370 [ 320.085639] ? kasan_check_write+0x14/0x20 [ 320.089898] ? find_held_lock+0x36/0x1c0 [ 320.093997] ? __lock_is_held+0xb5/0x140 [ 320.098092] ? check_same_owner+0x320/0x320 [ 320.102414] ? rcu_note_context_switch+0x710/0x710 [ 320.107341] __should_failslab+0x124/0x180 [ 320.111574] should_failslab+0x9/0x14 [ 320.115382] kmem_cache_alloc+0x2af/0x760 [ 320.119538] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 320.125079] ? graph_lock+0x170/0x170 [ 320.128885] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 320.133895] __kernfs_new_node+0xe7/0x580 [ 320.138050] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 320.142814] ? find_held_lock+0x36/0x1c0 [ 320.146884] ? lock_downgrade+0x8e0/0x8e0 [ 320.151029] kernfs_new_node+0x80/0xf0 [ 320.154920] __kernfs_create_file+0x4d/0x330 [ 320.159343] sysfs_add_file_mode_ns+0x21a/0x560 [ 320.164018] sysfs_create_file_ns+0x8b/0xb0 [ 320.168343] device_create_file+0xf4/0x1e0 [ 320.172573] ? acpi_bind_one+0x8f0/0x8f0 [ 320.176628] device_add+0x3ec/0x16d0 [ 320.180336] ? device_private_init+0x230/0x230 [ 320.184912] ? kfree+0x1e9/0x260 [ 320.188280] ? kfree_const+0x5e/0x70 [ 320.192003] device_create_groups_vargs+0x1ff/0x270 [ 320.197010] device_create_vargs+0x46/0x60 [ 320.201252] bdi_register_va.part.10+0xbb/0x9b0 [ 320.205910] ? cgwb_kill+0x630/0x630 [ 320.209615] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.215137] ? bdi_init+0x416/0x510 [ 320.218754] ? wb_init+0x9e0/0x9e0 [ 320.222282] ? bdi_alloc_node+0x67/0xe0 [ 320.226241] ? bdi_alloc_node+0x67/0xe0 [ 320.230207] ? rcu_read_lock_sched_held+0x108/0x120 [ 320.235214] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 320.240481] ? _raw_spin_unlock+0x22/0x30 [ 320.244630] bdi_register_va+0x68/0x80 [ 320.248524] super_setup_bdi_name+0x123/0x220 [ 320.253012] ? kill_block_super+0x100/0x100 [ 320.257343] ? kmem_cache_alloc_trace+0x616/0x780 [ 320.262179] ? match_wildcard+0x3c0/0x3c0 [ 320.266316] ? trace_hardirqs_on+0xd/0x10 [ 320.270480] fuse_fill_super+0xe6e/0x1e20 [ 320.274634] ? fuse_get_root_inode+0x190/0x190 [ 320.279221] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 320.284229] ? kasan_check_read+0x11/0x20 [ 320.288368] ? cap_capable+0x1f9/0x260 [ 320.292268] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.297809] ? security_capable+0x99/0xc0 [ 320.301959] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.307498] ? ns_capable_common+0x13f/0x170 [ 320.311906] ? get_anon_bdev+0x2f0/0x2f0 [ 320.315959] ? sget+0x113/0x150 [ 320.319231] ? fuse_get_root_inode+0x190/0x190 [ 320.323804] mount_nodev+0x6b/0x110 [ 320.327423] fuse_mount+0x2c/0x40 [ 320.330871] mount_fs+0xae/0x328 [ 320.334233] vfs_kern_mount.part.34+0xd4/0x4d0 [ 320.338805] ? may_umount+0xb0/0xb0 [ 320.342418] ? _raw_read_unlock+0x22/0x30 [ 320.346566] ? __get_fs_type+0x97/0xc0 [ 320.350465] do_mount+0x564/0x3070 [ 320.354006] ? copy_mount_string+0x40/0x40 [ 320.358237] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 320.362992] ? retint_kernel+0x10/0x10 [ 320.366875] ? copy_mount_options+0x1a1/0x380 [ 320.371363] ? __sanitizer_cov_trace_pc+0x3f/0x50 [ 320.376208] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 320.381736] ? copy_mount_options+0x285/0x380 [ 320.386233] ksys_mount+0x12d/0x140 [ 320.389853] __x64_sys_mount+0xbe/0x150 [ 320.393814] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 320.398824] do_syscall_64+0x1b1/0x800 [ 320.402703] ? finish_task_switch+0x1ca/0x840 [ 320.407188] ? syscall_return_slowpath+0x5c0/0x5c0 [ 320.412118] ? syscall_return_slowpath+0x30f/0x5c0 [ 320.417057] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 320.422429] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 320.427790] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 320.432977] RIP: 0033:0x455a09 [ 320.436154] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 320.443853] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 320.451110] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 320.458461] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 320.465717] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 320.472976] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:11:00 executing program 1: r0 = socket(0x1b, 0x0, 0xfffffffffffffffd) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") fcntl$getflags(r0, 0x3) r1 = memfd_create(&(0x7f00000000c0)='dev ', 0x3) getsockopt$SO_COOKIE(r1, 0x1, 0x39, &(0x7f0000000000), &(0x7f0000000080)=0x8) write(r1, &(0x7f0000000040)="16", 0x1) sendfile(r1, r1, &(0x7f0000001000), 0xffff) fcntl$addseals(r1, 0x409, 0x8) ioctl$DRM_IOCTL_AGP_ALLOC(r1, 0xc0206434, &(0x7f0000000180)={0x2, 0x0, 0x0, 0x401}) ioctl$DRM_IOCTL_AGP_BIND(r1, 0x40106436, &(0x7f00000001c0)={r2, 0x7}) ioctl$KVM_SET_ONE_REG(r1, 0x4010aeac, &(0x7f0000000140)={0xfde, 0x4}) fallocate(r1, 0x3, 0x2, 0x3ff) ioctl$KDSETKEYCODE(r1, 0x4b4d, &(0x7f0000000200)={0x3, 0x80}) clone(0x0, &(0x7f0000000000), &(0x7f00000000c0), &(0x7f0000000100), &(0x7f0000000000)) 2026/11/30 21:11:00 executing program 3: r0 = socket$inet6(0xa, 0x3, 0x8001) r1 = open(&(0x7f0000000000)='./file0\x00', 0x100, 0x11) setsockopt$inet6_int(r0, 0x29, 0x18, &(0x7f0000d01000)=0x7ff, 0x4) setsockopt$inet6_int(r0, 0x29, 0x3e, &(0x7f0000311ffc)=0xfff8000000000000, 0x4) getsockopt$inet_pktinfo(r1, 0x0, 0x8, &(0x7f0000000040)={0x0, @broadcast, @remote}, &(0x7f0000000140)=0xc) ioctl$sock_inet6_SIOCDELRT(r0, 0x890c, &(0x7f0000000180)={@ipv4={[], [0xff, 0xff]}, @mcast1={0xff, 0x1, [], 0x1}, @ipv4={[], [0xff, 0xff], @broadcast=0xffffffff}, 0x8, 0x6, 0x4, 0x400, 0x6, 0x20004, r2}) setsockopt$inet6_buf(r0, 0x29, 0x3f, &(0x7f0000000080)="000f536456de6b0dc0050049103d0100df29ad222d86fdf3fe70dc92beb2b181a651bf37995a736df9673e2294bbf4f815cf1926b02627dfb355d9cb68b217a148511060cd21203e4ed9643b5b9f7be083a767c22e04aa8c6f5a5c636be52cfaf219a0e5268570736e733a30588399ddb1e3c9e7da9410c5414bfe185f45277d2a9d644951bc8313b05d84bcba7f20e290ba414cc38601b021ed4cc3", 0xffffffffffffff67) r3 = socket(0xa, 0x1, 0x0) ioctl(r3, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") sendto$inet6(r0, &(0x7f0000adb000)="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", 0x7d0, 0x0, &(0x7f0000809000)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) dup2(r3, r0) 2026/11/30 21:11:00 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000700)={0x26, 'aead\x00', 0x0, 0x0, 'echainiv(rfc4106(gcm_base(ctr(aes-aesni),ghash-generic)))\x00'}, 0x58) setsockopt$ALG_SET_AEAD_AUTHSIZE(r0, 0x117, 0x5, 0x0, 0x10) r1 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/dsp\x00', 0x0, 0x0) setsockopt$inet6_MRT6_ADD_MFC_PROXY(r1, 0x29, 0xd2, &(0x7f00000000c0)={{0xa, 0x4e21, 0x7ff, @remote={0xfe, 0x80, [], 0xbb}, 0x3}, {0xa, 0x4e24, 0x101, @remote={0xfe, 0x80, [], 0xbb}, 0xffffffffffffffff}, 0x80, [0x3, 0x8000, 0x7ff, 0x9, 0x4, 0x9, 0x1, 0x3]}, 0x5c) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(0xffffffffffffff9c, 0x84, 0x7b, &(0x7f0000000040)={0x0, 0x1}, &(0x7f0000000080)=0x8) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000140)=ANY=[@ANYRES32=0x0, @ANYBLOB="c7fdffff4c6d5fd4f9cacaa69499e696e8580fc2cbd0d8bfed22fabbc951d1e9d92a8c658a8ec3a774afc7656b03f72cd0da5162ce4a5fa07a4f5680d36f95f6ac78beb72db81ed7f5d9347bb0b4a8434a64deb94a83cc5c8ec26509d60659e9c7ae5f66aa2a917ae79b3bc94224d2a51b6d8dbe1a49f2dbbdce8e5206504b4119c439d75397614e7cede3f208951b8ad78cf77e40395ebfbf1e10eeb5"], &(0x7f0000000200)=0x200) munlock(&(0x7f0000ffc000/0x2000)=nil, 0x2000) getsockopt$inet_sctp6_SCTP_STATUS(0xffffffffffffffff, 0x84, 0xe, &(0x7f0000000240)={r2, 0x8, 0x1, 0x0, 0x2, 0x40, 0x9, 0x2, {r3, @in6={{0xa, 0x4e21, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0x8}}, 0x3, 0x2, 0x3, 0x8001, 0x2}}, &(0x7f0000000300)=0xb0) 2026/11/30 21:11:00 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000100)='net/arp\x00') readv(r0, &(0x7f0000000180)=[{&(0x7f0000001d80)=""/4096, 0x1000}], 0x1) 2026/11/30 21:11:00 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(0xffffffffffffff9c, 0x84, 0x7b, &(0x7f0000000480)={0x0, 0x81}, &(0x7f00000004c0)=0x8) setsockopt$inet_sctp_SCTP_PR_SUPPORTED(r0, 0x84, 0x71, &(0x7f0000000500)={r1, 0x1}, 0x8) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) getsockname$inet(r0, &(0x7f0000000100), &(0x7f0000000580)=0x10) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r0, 0x84, 0x7b, &(0x7f00000001c0)={0x0, 0x6}, &(0x7f0000000200)=0x8) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000340)={0xffffffffffffff9c, 0x0, 0x1, 0x4, &(0x7f0000000300)=[0x0, 0x0, 0x0, 0x0], 0x4}, 0x20) ioctl$LOOP_GET_STATUS64(r3, 0x4c05, &(0x7f0000000380)) getsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000280)=@assoc_value={r2, 0x4}, &(0x7f00000002c0)=0x8) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r3, 0x84, 0x21, &(0x7f0000000540)=0xa, 0x9) readv(r0, &(0x7f0000000180)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:11:00 executing program 6 (fault-call:2 fault-nth:51): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:11:00 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f00000000c0)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r3 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r3, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r3, 0x3, 0x0, 0x5) clock_gettime(0x2, &(0x7f0000000040)) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r1, r2) 2026/11/30 21:11:00 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/nile0 ', 0x0, 0x0) [ 321.443621] sctp: [Deprecated]: syz-executor7 (pid 27007) Use of struct sctp_assoc_value in delayed_ack socket option. [ 321.443621] Use struct sctp_sack_info instead [ 321.465936] FAULT_INJECTION: forcing a failure. [ 321.465936] name failslab, interval 1, probability 0, space 0, times 0 [ 321.477393] CPU: 0 PID: 27004 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 321.484688] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 2026/11/30 21:11:00 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000000)="6e65742f617270008ab90ce4031e0b30414af31db196d1894c73b5f5dfe2f5050b4a01ff82eb2a17e4ed6297a2535f95d38e9245ca") readv(r0, &(0x7f0000000180), 0x0) 2026/11/30 21:11:00 executing program 3: socket$nl_xfrm(0x10, 0x3, 0x6) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10}, 0xb, &(0x7f0000001400)={&(0x7f0000000600)=ANY=[@ANYBLOB="b8000000190001050000000000000000ff02000000000000000000000000000000000000000000000f0200000000000000", @ANYRES64=r0, @ANYBLOB="6175c04d8358a1365e7d641a27281b2be603641f761e74a857054a9046c991cd6dac9405ba1572f1a76781095ef1517cc555829c2b6c13ae68f2f9a3069b0cdae9ec6bbd98ca0ebbbffd9da395781924ea72c5ecb470ed59f62e977a41178dd761975e33cb39bb3b586294ab7d78fe581126858d5e000e6c5eed781e0aefaec97e9138543f4fe840802af6316fcce219812b4ec428f1be0b562ee14745431173c92eb25115b07cbee2a9606b190031d0d3188dd178b097df8721f9f1bf354f7b3b35c27801dc830a55b5b9ff5733ef62ac8f", @ANYPTR=&(0x7f0000000480)=ANY=[@ANYRES16=r0, @ANYRES32=r0, @ANYBLOB="ec0f3a48f5635e535a5e462dc8f2e1f8c221890814946d1c5916552d8478fec907892cfc03faed43f4e2a518980a6b15ad723d56a7d90979e14fdcb357ce2dbcbf702a3fdb7645f72006cee4a647c3679ebdef18cf4f4c765bad07a77dc113c9b6c134ba9c414488007c265c084eae4772b6bd423dc47c28100f693979d6ff3d6f1b3864d0f1ba96371ee7364a9a6f91a4fd6fcc7f99bfbe81717ac4e28755d0eeb896a413a2fe958a4e009fc652735c0d312c6a3eaf617585767bc5d64fc3d8ff855d374f30637303fc3fd7768390dcef07affbe9c80234ca8e61297a303717f7f2d05f79311be818f716920c3de71f1fe079396f58d0", @ANYPTR64=&(0x7f0000000080)=ANY=[@ANYPTR, @ANYRES16, @ANYRES64], @ANYPTR64=&(0x7f00000000c0)=ANY=[], @ANYPTR64, @ANYPTR=&(0x7f0000000100)=ANY=[@ANYRES64=r0, @ANYPTR64, @ANYBLOB="321a4475e7c0a97388caccdc531918cb1d9894f62768718ae60548015ac06378a1001ed3a8bcf01ad8a856e5adda3016c5d7e090423b457324dc64d7aa26f3e7caad76bd052320d4aa5f50e90d4c323f262b", @ANYRES32=r0], @ANYBLOB="3818661c34e1bf8923a97be9c59d2a36dba4c12276d7629d9cc0a75d", @ANYPTR, @ANYPTR=&(0x7f0000000180)=ANY=[@ANYRES16=r0, @ANYPTR64]]], 0x4}, 0x1, 0x0, 0x0, 0x8000}, 0x0) [ 321.494052] Call Trace: [ 321.496669] dump_stack+0x1b9/0x294 [ 321.500327] ? dump_stack_print_info.cold.2+0x52/0x52 [ 321.505548] ? __lock_acquire+0x7f5/0x5140 [ 321.507106] sctp: [Deprecated]: syz-executor7 (pid 27019) Use of struct sctp_assoc_value in delayed_ack socket option. [ 321.507106] Use struct sctp_sack_info instead [ 321.509816] should_fail.cold.4+0xa/0x1a [ 321.509845] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 321.509877] ? graph_lock+0x170/0x170 [ 321.509903] ? perf_trace_run_bpf_submit+0x23f/0x370 [ 321.543117] ? kasan_check_write+0x14/0x20 [ 321.547376] ? find_held_lock+0x36/0x1c0 [ 321.551459] ? __lock_is_held+0xb5/0x140 [ 321.555561] ? check_same_owner+0x320/0x320 [ 321.559909] ? rcu_note_context_switch+0x710/0x710 [ 321.564862] __should_failslab+0x124/0x180 [ 321.569117] should_failslab+0x9/0x14 [ 321.572933] kmem_cache_alloc+0x2af/0x760 [ 321.577098] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 321.582656] ? graph_lock+0x170/0x170 [ 321.586478] ? __sanitizer_cov_trace_cmp8+0x18/0x20 2026/11/30 21:11:00 executing program 3: setsockopt$bt_BT_SECURITY(0xffffffffffffffff, 0x112, 0x4, &(0x7f0000000080)={0x2, 0x9}, 0xfffffffffffffcb7) r0 = socket(0xa, 0x1, 0x0) setsockopt$inet_sctp6_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f0000000000)=@int=0xfffffffffffffffa, 0x4) r1 = socket$inet6(0xa, 0x202000000802, 0x0) getsockopt$IP_VS_SO_GET_SERVICES(r0, 0x0, 0x482, &(0x7f0000000180)=""/39, &(0x7f00000001c0)=0x27) setsockopt$inet_sctp6_SCTP_AUTO_ASCONF(r0, 0x84, 0x1e, &(0x7f0000000400)=0x6, 0x550) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x20, &(0x7f0000f68000)={@loopback={0x0, 0x1}, 0x800, 0x0, 0xff, 0x1}, 0x20) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000280)=0x7, 0x4) r2 = socket$inet6(0xa, 0x80000, 0x99) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f000088c000)={@remote={0xfe, 0x80, [], 0xbb}, 0x0, 0x0, 0x2, 0x80000000000041}, 0x20) bind$alg(r0, &(0x7f0000000440)={0x26, 'hash\x00', 0x0, 0x0, 'sha384-avx\x00'}, 0x58) signalfd(r2, &(0x7f0000000100)={0x6}, 0x8) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r2, 0x29, 0x20, &(0x7f0000000040)={@loopback={0x0, 0x1}, 0x800, 0x2}, 0x20) ioctl$PERF_EVENT_IOC_REFRESH(0xffffffffffffffff, 0x2402, 0x80000001) getsockopt$IP6T_SO_GET_ENTRIES(r0, 0x29, 0x41, &(0x7f00000005c0)=ANY=[@ANYBLOB="72617700000000000000000000000000000000000000000000000000000000006f00009794c4500f1fa04dc64e65ca3cdc8beba3d414faf1898874d72005d012db90296534dd11b5b76eab4b59683b4bac757cd8df800f886faf09d9784c06155d7baf1b6d3b4384d73bf62c99a8abb38b42d5dc9c35733b4c4b8634df8ed95fe4619d58f0651bb0a87e628c2967393abf35f3d7fca92d32c6392ecce1b2d7db56a96dd95a82783d94c9802176858f4b51a277ddeea1467ab1ee2e79f3eca57b3f71c13e2bba7b77df151faeed42f640733510fd7afd971662aa9156815eafa572cc"], &(0x7f00000003c0)=0x1) r3 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000200)='/proc/self/net/pfkey\x00', 0x2, 0x0) ioctl$EVIOCGLED(r3, 0x80404519, &(0x7f0000000240)=""/40) socket(0x8, 0x8000a, 0xd63) r4 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip6_flowlabel\x00') ioctl$PPPIOCGL2TPSTATS(r0, 0x80487436, &(0x7f00000002c0)="7b569fe2e2d6c32f37e12668118fbe8f7bba23fea4d2d62879b57d8fc14d5fa317833f5c65c9576858b3e28ea6d65c088ebc1520ea3eae6ccd10efa4566a4419422ec8600d87d981efcfc49b42aed3889f13f8579157926bc3ad1a32647662936f56272222aa79aebba266298a2ccf2c6396bb1c88c88c91d90d67fc350d4e23e0f468") sendfile(r4, r4, &(0x7f00000000c0)=0x202, 0xdd) 2026/11/30 21:11:00 executing program 7: r0 = socket(0xa, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") syz_mount_image$xfs(&(0x7f0000000040)='xfs\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f00000000c0), 0x10001, &(0x7f0000000500)={'nouuid,', {[{@nobarrier='nobarrier', 0x2c}, {@qnoenforce='qnoenforce', 0x2c}]}}) r1 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r1, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r1, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r1, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) r2 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x10800, 0x0) ioctl$KVM_IRQ_LINE(r2, 0x4008ae61, &(0x7f00000001c0)={0x101, 0x4}) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r1, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r1, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) [ 321.591516] __kernfs_new_node+0xe7/0x580 [ 321.595685] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 321.600459] ? find_held_lock+0x36/0x1c0 [ 321.604557] ? lock_downgrade+0x8e0/0x8e0 [ 321.608739] kernfs_new_node+0x80/0xf0 [ 321.612640] __kernfs_create_file+0x4d/0x330 [ 321.617071] sysfs_add_file_mode_ns+0x21a/0x560 [ 321.621772] sysfs_create_file_ns+0x8b/0xb0 [ 321.626111] device_create_file+0xf4/0x1e0 [ 321.630363] ? acpi_bind_one+0x8f0/0x8f0 [ 321.634438] device_add+0x3ec/0x16d0 [ 321.638179] ? device_private_init+0x230/0x230 [ 321.642771] ? kfree+0x1e9/0x260 [ 321.646152] ? kfree_const+0x5e/0x70 [ 321.649893] device_create_groups_vargs+0x1ff/0x270 [ 321.654933] device_create_vargs+0x46/0x60 [ 321.659192] bdi_register_va.part.10+0xbb/0x9b0 [ 321.663882] ? cgwb_kill+0x630/0x630 [ 321.667618] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.670572] IPVS: length: 39 != 8 [ 321.673163] ? bdi_init+0x416/0x510 [ 321.673181] ? wb_init+0x9e0/0x9e0 [ 321.673204] ? bdi_alloc_node+0x67/0xe0 [ 321.673221] ? bdi_alloc_node+0x67/0xe0 [ 321.673241] ? rcu_read_lock_sched_held+0x108/0x120 [ 321.673266] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 321.702060] ? _raw_spin_unlock+0x22/0x30 [ 321.706234] bdi_register_va+0x68/0x80 [ 321.710140] super_setup_bdi_name+0x123/0x220 [ 321.714648] ? kill_block_super+0x100/0x100 [ 321.718992] ? kmem_cache_alloc_trace+0x616/0x780 [ 321.723847] ? match_wildcard+0x3c0/0x3c0 [ 321.728015] ? trace_hardirqs_on+0xd/0x10 [ 321.728724] XFS (loop7): nobarrier option is deprecated, ignoring. [ 321.732179] fuse_fill_super+0xe6e/0x1e20 [ 321.732214] ? fuse_get_root_inode+0x190/0x190 [ 321.732240] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 321.732266] ? kasan_check_read+0x11/0x20 [ 321.732288] ? cap_capable+0x1f9/0x260 [ 321.760332] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.765881] ? security_capable+0x99/0xc0 [ 321.770054] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.775609] ? ns_capable_common+0x13f/0x170 [ 321.780039] ? get_anon_bdev+0x2f0/0x2f0 [ 321.784114] ? sget+0x113/0x150 [ 321.786680] IPVS: length: 39 != 8 [ 321.787422] ? fuse_get_root_inode+0x190/0x190 [ 321.787443] mount_nodev+0x6b/0x110 [ 321.787478] fuse_mount+0x2c/0x40 [ 321.787501] mount_fs+0xae/0x328 [ 321.805940] vfs_kern_mount.part.34+0xd4/0x4d0 [ 321.806151] XFS (loop7): Invalid superblock magic number [ 321.810535] ? may_umount+0xb0/0xb0 [ 321.810553] ? _raw_read_unlock+0x22/0x30 [ 321.810571] ? __get_fs_type+0x97/0xc0 [ 321.810605] do_mount+0x564/0x3070 [ 321.810632] ? copy_mount_string+0x40/0x40 [ 321.835454] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 321.840236] ? retint_kernel+0x10/0x10 2026/11/30 21:11:00 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x3, 0x100000000000) sendmsg$nl_route(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)=@ipv6_getroute={0x1c, 0x1a, 0x201, 0x0, 0x0, {0x18}}, 0x1c}, 0x1}, 0x0) [ 321.844164] ? __sanitizer_cov_trace_const_cmp8+0x1/0x20 [ 321.849644] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 321.855200] ? copy_mount_options+0x285/0x380 [ 321.859717] ksys_mount+0x12d/0x140 [ 321.863365] __x64_sys_mount+0xbe/0x150 [ 321.867352] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 321.872393] do_syscall_64+0x1b1/0x800 [ 321.876297] ? finish_task_switch+0x1ca/0x840 [ 321.880817] ? syscall_return_slowpath+0x5c0/0x5c0 [ 321.885769] ? syscall_return_slowpath+0x30f/0x5c0 [ 321.890732] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 321.896124] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 321.901010] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 321.906222] RIP: 0033:0x455a09 [ 321.909443] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 321.917200] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 321.924479] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 321.931762] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 321.939045] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 321.946334] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:11:01 executing program 3: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") accept4$inet(r0, &(0x7f0000000080), &(0x7f0000000140)=0x10, 0x800) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x0, &(0x7f0000000600), 0x0, &(0x7f00000001c0)=ANY=[]) syz_genetlink_get_family_id$ipvs(&(0x7f00000000c0)='IPVS\x00') r1 = open(&(0x7f0000000040)='./file0\x00', 0x0, 0x0) setsockopt$IP_VS_SO_SET_FLUSH(r1, 0x0, 0x485, 0x0, 0x0) fsync(r1) [ 321.989535] XFS (loop7): nobarrier option is deprecated, ignoring. 2026/11/30 21:11:01 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/>ile0 ', 0x0, 0x0) 2026/11/30 21:11:01 executing program 6 (fault-call:2 fault-nth:52): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) [ 322.100738] REISERFS warning (device loop3): sh-2021 reiserfs_fill_super: can not find reiserfs on loop3 [ 322.167409] FAULT_INJECTION: forcing a failure. [ 322.167409] name failslab, interval 1, probability 0, space 0, times 0 [ 322.178800] CPU: 1 PID: 27083 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 322.186085] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 322.195444] Call Trace: [ 322.198052] dump_stack+0x1b9/0x294 [ 322.201696] ? dump_stack_print_info.cold.2+0x52/0x52 [ 322.206897] ? __lock_acquire+0x7f5/0x5140 [ 322.211150] should_fail.cold.4+0xa/0x1a [ 322.215224] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 322.220341] ? graph_lock+0x170/0x170 [ 322.224155] ? kasan_check_write+0x14/0x20 [ 322.228398] ? find_held_lock+0x36/0x1c0 [ 322.232473] ? __lock_is_held+0xb5/0x140 [ 322.236559] ? check_same_owner+0x320/0x320 [ 322.240888] ? perf_trace_lock+0xd6/0x900 [ 322.245058] ? rcu_note_context_switch+0x710/0x710 [ 322.250000] __should_failslab+0x124/0x180 [ 322.254255] should_failslab+0x9/0x14 [ 322.258070] kmem_cache_alloc+0x2af/0x760 [ 322.262229] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 322.267788] ? graph_lock+0x170/0x170 [ 322.271600] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 322.276621] __kernfs_new_node+0xe7/0x580 [ 322.280778] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 322.285522] ? find_held_lock+0x36/0x1c0 [ 322.289579] ? lock_downgrade+0x8e0/0x8e0 [ 322.293723] kernfs_new_node+0x80/0xf0 [ 322.297602] __kernfs_create_file+0x4d/0x330 [ 322.302000] sysfs_add_file_mode_ns+0x21a/0x560 [ 322.306675] sysfs_create_file_ns+0x8b/0xb0 [ 322.311005] device_create_file+0xf4/0x1e0 [ 322.315262] ? acpi_bind_one+0x8f0/0x8f0 [ 322.319336] device_add+0x3ec/0x16d0 [ 322.323069] ? device_private_init+0x230/0x230 [ 322.327659] ? kfree+0x1e9/0x260 [ 322.331077] ? kfree_const+0x5e/0x70 [ 322.334799] device_create_groups_vargs+0x1ff/0x270 [ 322.339811] device_create_vargs+0x46/0x60 [ 322.344043] bdi_register_va.part.10+0xbb/0x9b0 [ 322.348715] ? cgwb_kill+0x630/0x630 [ 322.352436] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.357979] ? bdi_init+0x416/0x510 [ 322.361610] ? wb_init+0x9e0/0x9e0 [ 322.365155] ? bdi_alloc_node+0x67/0xe0 [ 322.369121] ? bdi_alloc_node+0x67/0xe0 [ 322.373098] ? rcu_read_lock_sched_held+0x108/0x120 [ 322.378114] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 322.383399] ? _raw_spin_unlock+0x22/0x30 [ 322.387545] bdi_register_va+0x68/0x80 [ 322.391432] super_setup_bdi_name+0x123/0x220 [ 322.395929] ? kill_block_super+0x100/0x100 [ 322.400247] ? kmem_cache_alloc_trace+0x616/0x780 [ 322.405096] ? match_wildcard+0x3c0/0x3c0 [ 322.409241] ? trace_hardirqs_on+0xd/0x10 [ 322.413396] fuse_fill_super+0xe6e/0x1e20 [ 322.417549] ? fuse_get_root_inode+0x190/0x190 [ 322.422145] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 322.427160] ? kasan_check_read+0x11/0x20 [ 322.431310] ? cap_capable+0x1f9/0x260 [ 322.435211] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.440755] ? security_capable+0x99/0xc0 [ 322.444922] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.450471] ? ns_capable_common+0x13f/0x170 [ 322.454890] ? get_anon_bdev+0x2f0/0x2f0 [ 322.458955] ? sget+0x113/0x150 [ 322.462241] ? fuse_get_root_inode+0x190/0x190 [ 322.466826] mount_nodev+0x6b/0x110 [ 322.470441] fuse_mount+0x2c/0x40 [ 322.473892] mount_fs+0xae/0x328 [ 322.477268] vfs_kern_mount.part.34+0xd4/0x4d0 [ 322.481847] ? may_umount+0xb0/0xb0 [ 322.485459] ? _raw_read_unlock+0x22/0x30 [ 322.489594] ? __get_fs_type+0x97/0xc0 [ 322.493468] do_mount+0x564/0x3070 [ 322.496999] ? do_raw_spin_unlock+0x9e/0x2e0 [ 322.501391] ? copy_mount_string+0x40/0x40 [ 322.505621] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 322.510637] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 322.515383] ? retint_kernel+0x10/0x10 [ 322.519276] ? copy_mount_options+0x1d9/0x380 [ 322.523770] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.529290] ? copy_mount_options+0x285/0x380 [ 322.533781] ksys_mount+0x12d/0x140 [ 322.537410] __x64_sys_mount+0xbe/0x150 [ 322.541384] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 322.546389] do_syscall_64+0x1b1/0x800 [ 322.550261] ? finish_task_switch+0x1ca/0x840 [ 322.554752] ? syscall_return_slowpath+0x5c0/0x5c0 [ 322.559675] ? syscall_return_slowpath+0x30f/0x5c0 [ 322.564606] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 322.569977] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 322.574811] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 322.579990] RIP: 0033:0x455a09 [ 322.583168] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 322.590881] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 322.598142] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 322.605401] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 322.612663] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 322.619931] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:11:01 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000100)='net/arp\x00') readv(r0, &(0x7f0000000180), 0x0) 2026/11/30 21:11:01 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/kvm\x00', 0x1, 0x0) r1 = socket(0xa, 0x1, 0x0) getpid() r2 = getpgid(0xffffffffffffffff) r3 = syz_open_procfs(r2, &(0x7f00000003c0)='net/ip_vs_stats\x00') ioctl$KVM_GET_PIT2(r3, 0x8070ae9f, &(0x7f0000000140)) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r4 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_IRQFD(r3, 0x4020ae76, &(0x7f0000000000)={r3, 0x8, 0x7fffffff, r3}) ioctl$KVM_CREATE_IRQCHIP(r4, 0xae60) ioctl$KDSKBSENT(r3, 0x4b49, &(0x7f0000000500)="f30422e3d9bb335375633421f967dbdd03ea5ada5cdbbc3d8133df10a1c1210c85e58e657576d689eb01025c4d4e836f832ada69109b03d5f83b3f11cd4540ab3921c04b731ec0f83b59f0751f063c49284b09e73dc0317dd536378a180b5148f8dd97d5b42a588b071a72b140eae6998d7d8129b1a9a6cbc0ce13b37f2f022d7dd67a92c18da8a7153cad8c9511b2f9c486f6fce3111146ab8b5bf434fa37cf8fec32ce48b90d309f122bb35980e1b76f5352797cb8f6e9a4d049f0079f5d325576673685046d7fa6031c03") r5 = ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x0) ioctl$LOOP_SET_STATUS64(r3, 0x4c04, &(0x7f0000000280)={0x0, 0x0, 0x0, 0xffffffffffff0000, 0x6, 0x0, 0xa, 0x12, 0x1, "0fb04476bc64ddb6ac0eca5de1d37dce8dcfa621cefda6d11cfb26804ce0a751178af3f95d7e8143065d0c6bcb6f3b547ccd4153cc861c181b6457175dcb5bd9", "c2cfac2b8d04ec150b36c02866bccc1385984cf9189ac2adc81c63b66fc278e37cef91e5794d34d22b465684a4d658d6d68489a39382d7c30c60cbf13402d4ff", "1875de08cced41bf9f5f1c468bd87399b02aafef8209e44a7609160b37d17bab", [0x2, 0xffffffff80000000]}) syz_kvm_setup_cpu$x86(r4, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@text64={0x40, &(0x7f00000000c0)="c4824da82b66ba2100b801000000efb9270900000f323640a7650f30c4e2899c8e02000000f02046452ef3440f6fb800f0ff7fc42101dbc40f2047"}], 0x0, 0x0, &(0x7f0000000080), 0x0) fcntl$setlease(r0, 0x400, 0x0) ioctl$KVM_SET_MSRS(r5, 0x4008ae89, &(0x7f0000000640)=ANY=[@ANYBLOB="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"]) ioctl$KVM_ENABLE_CAP_CPU(r5, 0x8040ae9f, &(0x7f00000001c0)) 2026/11/30 21:11:01 executing program 6 (fault-call:2 fault-nth:53): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:11:01 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r3 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r3, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r3, 0x3, 0x0, 0x5) creat(&(0x7f0000000000)='./file0\x00', 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r3, 0x29, 0x20, &(0x7f0000000040)={@ipv4={[], [0xff, 0xff], @multicast2=0xe0000002}, 0xffffffff80000001, 0x1, 0xff, 0xd, 0x6, 0x9e, 0x20}, 0x20) dup2(r1, r2) 2026/11/30 21:11:01 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) r1 = syz_open_dev$midi(&(0x7f0000000180)='/dev/midi#\x00', 0x10001, 0x0) ioctl$TIOCSTI(r1, 0x5412, 0x1) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:11:01 executing program 3: r0 = socket$packet(0x11, 0x6, 0x300) ioctl$sock_inet_SIOCGIFBRDADDR(r0, 0x8919, &(0x7f00000000c0)={'syz_tun\x00', {0x2, 0x0, @multicast1=0xe0000001}}) 2026/11/30 21:11:01 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000240)='./file0\x00', &(0x7f0000000280)='.', &(0x7f0000000040)="045b898f73", 0x1004, 0x0) mount(&(0x7f00000008c0)='.', &(0x7f0000000080)='.', &(0x7f0000753000)='mslos\x00', 0x5010, &(0x7f0000000ac0)) 2026/11/30 21:11:01 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/\\ile0 ', 0x0, 0x0) [ 322.777682] FAULT_INJECTION: forcing a failure. [ 322.777682] name failslab, interval 1, probability 0, space 0, times 0 [ 322.789144] CPU: 1 PID: 27110 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 322.796433] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 322.805791] Call Trace: [ 322.808394] dump_stack+0x1b9/0x294 [ 322.812030] ? dump_stack_print_info.cold.2+0x52/0x52 [ 322.817233] ? mutex_trylock+0x2a0/0x2a0 [ 322.821285] should_fail.cold.4+0xa/0x1a [ 322.825336] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 322.830434] ? graph_lock+0x170/0x170 [ 322.834226] ? find_held_lock+0x36/0x1c0 [ 322.838276] ? find_held_lock+0x36/0x1c0 [ 322.842325] ? __lock_is_held+0xb5/0x140 [ 322.846389] ? check_same_owner+0x320/0x320 [ 322.850698] ? graph_lock+0x170/0x170 [ 322.854486] ? rcu_note_context_switch+0x710/0x710 [ 322.859413] ? kasan_check_write+0x14/0x20 [ 322.863636] __should_failslab+0x124/0x180 [ 322.867857] should_failslab+0x9/0x14 [ 322.871641] kmem_cache_alloc+0x2af/0x760 [ 322.875799] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 322.880893] __kernfs_new_node+0xe7/0x580 [ 322.885041] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 322.889790] ? lock_downgrade+0x8e0/0x8e0 [ 322.893931] ? kasan_check_read+0x11/0x20 [ 322.898069] ? do_raw_spin_unlock+0x9e/0x2e0 [ 322.902461] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 322.907038] kernfs_new_node+0x80/0xf0 [ 322.910917] kernfs_create_link+0x33/0x180 [ 322.915138] sysfs_do_create_link_sd.isra.2+0x90/0x130 [ 322.920401] sysfs_create_link+0x65/0xc0 [ 322.924450] device_add+0x481/0x16d0 [ 322.928153] ? device_private_init+0x230/0x230 [ 322.932720] ? kfree+0x1e9/0x260 [ 322.936073] ? kfree_const+0x5e/0x70 [ 322.939778] device_create_groups_vargs+0x1ff/0x270 [ 322.944783] device_create_vargs+0x46/0x60 [ 322.949008] bdi_register_va.part.10+0xbb/0x9b0 [ 322.953664] ? cgwb_kill+0x630/0x630 [ 322.957365] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 322.962885] ? bdi_init+0x416/0x510 [ 322.966498] ? wb_init+0x9e0/0x9e0 [ 322.970023] ? bdi_alloc_node+0x67/0xe0 [ 322.973987] ? bdi_alloc_node+0x67/0xe0 [ 322.977948] ? rcu_read_lock_sched_held+0x108/0x120 [ 322.982953] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 322.988215] ? _raw_spin_unlock+0x22/0x30 [ 322.992353] bdi_register_va+0x68/0x80 [ 322.996235] super_setup_bdi_name+0x123/0x220 [ 323.000715] ? kill_block_super+0x100/0x100 [ 323.005025] ? kmem_cache_alloc_trace+0x616/0x780 [ 323.009856] ? match_wildcard+0x3c0/0x3c0 [ 323.013991] ? trace_hardirqs_on+0xd/0x10 [ 323.018128] fuse_fill_super+0xe6e/0x1e20 [ 323.022268] ? fuse_get_root_inode+0x190/0x190 [ 323.026837] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 323.031840] ? kasan_check_read+0x11/0x20 [ 323.035984] ? cap_capable+0x1f9/0x260 [ 323.039867] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.045387] ? security_capable+0x99/0xc0 [ 323.049522] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.055053] ? ns_capable_common+0x13f/0x170 [ 323.059448] ? get_anon_bdev+0x2f0/0x2f0 [ 323.063495] ? sget+0x113/0x150 [ 323.066759] ? fuse_get_root_inode+0x190/0x190 [ 323.071327] mount_nodev+0x6b/0x110 [ 323.074948] fuse_mount+0x2c/0x40 [ 323.078385] mount_fs+0xae/0x328 [ 323.081743] vfs_kern_mount.part.34+0xd4/0x4d0 [ 323.086311] ? may_umount+0xb0/0xb0 [ 323.089920] ? _raw_read_unlock+0x22/0x30 [ 323.094058] ? __get_fs_type+0x97/0xc0 [ 323.097933] do_mount+0x564/0x3070 [ 323.101458] ? do_raw_spin_unlock+0x9e/0x2e0 [ 323.105852] ? copy_mount_string+0x40/0x40 [ 323.110075] ? rcu_pm_notify+0xc0/0xc0 [ 323.113953] ? copy_mount_options+0x5f/0x380 [ 323.118344] ? rcu_read_lock_sched_held+0x108/0x120 [ 323.123347] ? kmem_cache_alloc_trace+0x616/0x780 [ 323.128176] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 323.133701] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.139223] ? copy_mount_options+0x285/0x380 [ 323.143706] ksys_mount+0x12d/0x140 [ 323.147323] __x64_sys_mount+0xbe/0x150 [ 323.151286] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 323.156287] do_syscall_64+0x1b1/0x800 [ 323.160162] ? finish_task_switch+0x1ca/0x840 [ 323.164644] ? syscall_return_slowpath+0x5c0/0x5c0 [ 323.169558] ? syscall_return_slowpath+0x30f/0x5c0 [ 323.174475] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 323.179831] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 323.184661] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 323.189840] RIP: 0033:0x455a09 [ 323.193013] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 323.200720] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 323.207985] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 323.215236] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 323.222487] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 2026/11/30 21:11:02 executing program 3: r0 = socket(0x10, 0x3, 0xc) write(r0, &(0x7f0000000000)="130000001000ffdde200f49ff60f050000230a009d000000119dc53022e5f9ec364f0000c0ff030000001c24e175cc463437101101bd81dc3181ddd83f8d3d1f2c53e45fca5ab94018975d7db75411543e1226408e88cac1f2cbefbb693d8a0c8efc28ceb4ec3ff429592e5de7e4f28bca763acd06f40ad03226af55e3129849ae2d726cf46a629bf91efdb19a5faccffe8090d92237be9951be4bd7c2a1c1a2b5b2684ade4025622c962d916c000000000000003400000000000000d5ba641663ac6847d35b8779c6903efd7800e86ccc2b5bbc156c2a1976a0f57350aeb0775fa06f769670fe98", 0xe8) getsockopt$netrom_NETROM_T4(r0, 0x103, 0x6, &(0x7f0000000100)=0x8, &(0x7f0000000140)=0x4) ioctl$TIOCCBRK(0xffffffffffffffff, 0x5428) 2026/11/30 21:11:02 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) r1 = syz_open_dev$adsp(&(0x7f00000003c0)='/dev/adsp#\x00', 0x80000001, 0x400000) getsockopt$inet_sctp6_SCTP_RESET_STREAMS(0xffffffffffffffff, 0x84, 0x77, &(0x7f0000000400)={0x0, 0x81}, &(0x7f0000000440)=0x8) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000480)={r2, @in6={{0xa, 0x4e22, 0x6, @local={0xfe, 0x80, [], 0xaa}, 0x2}}, 0x101, 0xcc, 0x28000000000000, 0x5, 0x1a}, &(0x7f0000000540)=0x98) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$bt_BT_SECURITY(r0, 0x112, 0x4, &(0x7f0000000380)={0x401}, 0x2) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) r3 = creat(&(0x7f00000001c0)='./file0\x00', 0x9) ioctl$EVIOCRMFF(r3, 0x40044581, &(0x7f0000000200)=0x7) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000280)={{{@in=@loopback, @in=@dev}}, {{@in6=@mcast1}, 0x0, @in=@remote}}, &(0x7f0000000180)=0xe8) [ 323.229739] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:11:02 executing program 4: readv(0xffffffffffffffff, &(0x7f0000000180)=[{&(0x7f0000000d80)=""/4096, 0x1000}], 0x1) 2026/11/30 21:11:02 executing program 1: socket$netlink(0x10, 0x3, 0xf) r0 = perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000100)='cpuacct.usage_percpu_sys\x00', 0x0, 0x0) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f00000001c0)) memfd_create(&(0x7f000088f000)='b\n\x00', 0x40000004) pwritev(r0, &(0x7f0000000480)=[{&(0x7f0000000000)="e96d735cdd7950210de75728e25175c039ef9e457708d9305803967bcf0350e744f9e67639e880e8001754b417a012d79e5decea63c4bdf48f6339b044fc29947201aadfcc76d13cbd365553d83ee93c47de20512418212332fd5b742aff12e2ce39222952bdb7f443562fa0e1e4d6d543ba04df71ec256b383cbbc71a3619310768dfa47262f7a660c1760c2bd91bd690e6194918bcb9c2e4aaa4d7f194c145ab41f337106e342205c2b1d33ab62b29ca5d8280bc1577fcd2371f5b90db5243838a5d39039d3453eaa8b5d654e42131b62394b6fd1409002c71349e2efef18982a5fd45592ac8cee75d274f54", 0xed}, {&(0x7f0000000100)}, {&(0x7f0000000280)="659f579c5d903e38d61b7439450d2781fa69661f8a6fcd3db14c4fa0423d61c8a907a5ae4f07c66fec97e48c612f740d508c627475d3d1a251a8618dad2bfcac1cad102328596992983b531448acefd5be5de26fedd0df90367a54a69fa0a0cf02596a58f16fd522f8c680d17d9b265db2a0ef67f21927bd068126aa9b00520f64a9b59e480a2d306fda445c5747171f837b556461fb8cc31968e1514e8cdb1b5788300c0e715dfded216bdde53b71b694b7fb047cadb0c4813d86349ec615b5874d3d43b948865754d0216d2912", 0xce}, {&(0x7f0000000380)="c3f68a6b9f8c5671702a5d69d9fcc356f0d692b16db24dd80669c330f67d66f7080fe4cf4e12d3b03bbf07e48683419f199941b41ac062f52082b5dffccdd63e8df32505d1ec7932af9b6391ff6a8d4af40deaae6c3f8ff06330ec47cbcacc31984582c1c6453bcd9c7e31eb45a9154bcf78a1c0e9d13a2cfb79ae18e7bbf16d5a23ddfa0530c85264d0b81839d4b6c8138fba1256904f069a3e87fcb08d8a0e435e37e4a9127dbd7920a8d2473dd415fcf718f84023722a53815029fb82444cf6dae39e1f30", 0xc6}, {&(0x7f0000000140)="8524f2e56e2fe6750b6dde1921568bf0fdc9acdd7ae2ffddc63654a7de4a2e935241f9a9c622824fd7e6db1325a0dfad20f668864781944fd7b0a0fafbae8bdd87f4b20644", 0x45}], 0x5, 0x0) 2026/11/30 21:11:02 executing program 3: 2026/11/30 21:11:02 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/gile0 ', 0x0, 0x0) 2026/11/30 21:11:02 executing program 4: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x1}, 0x0) pipe(&(0x7f0000000580)={0xffffffffffffffff, 0xffffffffffffffff}) poll(&(0x7f0000001080)=[{r2}], 0x1, 0xffff) vmsplice(r2, &(0x7f00004e8000)=[{&(0x7f0000004980)=';', 0x1}], 0x1, 0x0) write(r2, &(0x7f0000335000), 0xfc94) vmsplice(r1, &(0x7f0000000400)=[{&(0x7f0000000140)="2cc8", 0x2}, {&(0x7f0000000180)="5339a1953496b53f8f2bbb273615d7ecd6ab45855b699ffe81d2516ce4267d777cdabf433440b32ff176ad61b5f2a0de5379b4250e275eed8c13f02ab326df52a2699527b0840cb4172fafe8b28fe71bc661b60336ac6bd4063f00ebb0a3317a687053f6f9e83f84b9d8225b2edcdedaf3801ffeb16a7eda21c5c3db95c617736d2eb39ac74df1a546a9488236a54e668e4d7fb3f07beab151caf2f87fde3c6021a320c708fc97a867", 0xa9}], 0x40, 0x200008) 2026/11/30 21:11:02 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) r1 = geteuid() getresgid(&(0x7f0000000180)=0x0, &(0x7f00000001c0), &(0x7f0000000200)) fchown(r0, r1, r2) r3 = accept4(r0, &(0x7f0000000280)=@l2, &(0x7f0000000300)=0x80, 0x80800) ioctl$sock_inet6_tcp_SIOCINQ(r3, 0x541b, &(0x7f0000000340)) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r3, 0x84, 0x75, &(0x7f0000000380)={0x0, 0x4935}, &(0x7f00000003c0)=0x8) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r3, 0x84, 0x18, &(0x7f0000000400)={r4, 0x28}, &(0x7f0000000440)=0x8) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:11:02 executing program 1: r0 = creat(&(0x7f0000001380)='./file0\x00', 0x0) ioctl$fiemap(r0, 0x40086602, &(0x7f0000000200)=ANY=[@ANYPTR64=&(0x7f00000001c0)=ANY=[]]) epoll_wait(r0, &(0x7f00000000c0)=[{}, {}], 0x2, 0x7e10) statfs(&(0x7f0000000080)='./file0\x00', &(0x7f0000000240)=""/173) sendto(r0, &(0x7f0000000100)="7e5412b19ba5cc2f839351a9b0e83cc624a7f3bc6c0b269734c10db03a7ccdbeb0520b2b3fe442ed17a72e1087e2bf2937a53a84d069fc81f0c64e4397cbc772ad013bad2fddce2cba4914d2cc89b8b898534bcd8b94fa8a570db1bf3b8a44689f6dd909fe256156b03279ae458224cd0152eadeca3a11553316e90c86ec708269545eac0901bb4a25a25e6b8ecb12c5c3d2b40ffd55f72f61f907fd0bf788c2a381d9383a925d04a4d3eedccce900e6c16a526f4c7e1bb20136318f4517b36c2759d3127644ec7f34f0c74dce2d4c5de62e46a103869990f8f98d4fe80528dffbb8cb500a4e5c1dd9af1f07c9721dcedefb0e899220", 0xf6, 0x4000080, &(0x7f0000000000)=@in6={0xa, 0x4e21, 0x0, @ipv4={[], [0xff, 0xff]}}, 0x80) 2026/11/30 21:11:02 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(0xffffffffffffffff, 0x3, 0x0, 0x5) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r1, r2) 2026/11/30 21:11:02 executing program 6 (fault-call:2 fault-nth:54): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:11:02 executing program 5: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e4, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x8}, 0x0, 0x0, 0xffffffffffffffff, 0xfffffffffffffffe) socket$nl_generic(0x10, 0x3, 0x10) r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_INFO(r0, 0xc08c5335, &(0x7f0000000080)={0xa0000000000, 0x7, 0x0, 'queue0\x00', 0x81}) [ 323.681725] FAULT_INJECTION: forcing a failure. [ 323.681725] name failslab, interval 1, probability 0, space 0, times 0 [ 323.693161] CPU: 1 PID: 27160 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 323.700440] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 323.709795] Call Trace: [ 323.712398] dump_stack+0x1b9/0x294 [ 323.716046] ? dump_stack_print_info.cold.2+0x52/0x52 [ 323.721256] should_fail.cold.4+0xa/0x1a [ 323.725322] ? perf_trace_lock+0xd6/0x900 [ 323.729483] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 323.734595] ? zap_class+0x720/0x720 [ 323.738323] ? graph_lock+0x170/0x170 [ 323.742131] ? __mutex_lock+0x7d9/0x17f0 [ 323.746210] ? find_held_lock+0x36/0x1c0 [ 323.750302] ? __lock_is_held+0xb5/0x140 [ 323.754390] ? check_same_owner+0x320/0x320 [ 323.758725] ? rcu_note_context_switch+0x710/0x710 [ 323.763666] __should_failslab+0x124/0x180 [ 323.767912] should_failslab+0x9/0x14 [ 323.771732] __kmalloc_track_caller+0x2c4/0x760 [ 323.776410] ? graph_lock+0x170/0x170 [ 323.780216] ? graph_lock+0x170/0x170 [ 323.784029] ? kstrdup_const+0x66/0x80 [ 323.787931] kstrdup+0x39/0x70 [ 323.791139] kstrdup_const+0x66/0x80 [ 323.794861] __kernfs_new_node+0xa8/0x580 [ 323.799019] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 323.803785] ? lock_downgrade+0x8e0/0x8e0 [ 323.807952] ? kasan_check_read+0x11/0x20 [ 323.812112] ? do_raw_spin_unlock+0x9e/0x2e0 [ 323.816530] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 323.821119] kernfs_new_node+0x80/0xf0 [ 323.825016] kernfs_create_link+0x33/0x180 [ 323.829264] sysfs_do_create_link_sd.isra.2+0x90/0x130 [ 323.834552] sysfs_create_link+0x65/0xc0 [ 323.838621] device_add+0x7a0/0x16d0 [ 323.842348] ? device_private_init+0x230/0x230 [ 323.846941] ? kfree+0x1e9/0x260 [ 323.850316] ? kfree_const+0x5e/0x70 [ 323.854042] device_create_groups_vargs+0x1ff/0x270 [ 323.859072] device_create_vargs+0x46/0x60 [ 323.863324] bdi_register_va.part.10+0xbb/0x9b0 [ 323.868003] ? cgwb_kill+0x630/0x630 [ 323.871728] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.877265] ? bdi_init+0x416/0x510 2026/11/30 21:11:02 executing program 3: r0 = syz_open_dev$adsp(&(0x7f0000000040)='/dev/adsp#\x00', 0x0, 0x100ffe) ioctl$SNDRV_CTL_IOCTL_PVERSION(r0, 0x80045500, &(0x7f0000000080)=""/252) setsockopt$IP_VS_SO_SET_DEL(r0, 0x0, 0x484, &(0x7f0000000180)={0x2c, @multicast1=0xe0000001, 0x4e23, 0x4, 'sed\x00', 0x10, 0xf1c, 0x4b}, 0x2c) r1 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$inet_MCAST_JOIN_GROUP(r1, 0x0, 0x2a, &(0x7f0000008000)={0x8, {{0x2, 0x0, @multicast2=0xe0000002}}}, 0x90) mprotect(&(0x7f0000007000/0x2000)=nil, 0x2000, 0x4) iopl(0x1ff) getsockopt$inet_buf(r1, 0x0, 0x30, &(0x7f0000008000), &(0x7f0000000000)=0x369) 2026/11/30 21:11:02 executing program 5: io_setup(0x0, &(0x7f0000000180)=0x0) io_destroy(r0) clock_gettime(0x0, &(0x7f0000000100)={0x0, 0x0}) io_getevents(r0, 0x6, 0x6, &(0x7f0000000040)=[{}, {}, {}, {}, {}, {}], &(0x7f0000000140)={r1, r2+30000000}) 2026/11/30 21:11:02 executing program 3: mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0) semctl$IPC_SET(0x0, 0x0, 0x1, &(0x7f00000002c0)) socket$pptp(0x18, 0x1, 0x2) mlock2(&(0x7f000030a000/0x1000)=nil, 0x1000, 0x1) 2026/11/30 21:11:02 executing program 5: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x400000, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffc, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xd9a, 0x0, 0x0, 0x0, 0x0, 0x2000000000000, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x80000000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair(0x1b, 0x2, 0x9, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000080)={r0, &(0x7f00000001c0)="5661590a190b706a98539ff52a306f0561e1af3bac52602df162c156d48b903842c8e9216a5f6b933ef2fcba6fcdaeabe1b999a6b9bd2cc11cc4396d4e8dfc6bb9a05cd1d76f43eaa21a1023d0d38ba053ba08c2f3b48cb9ab82906ebf891a85fc18493bb8c54b0d36406e98d7272d7edb8211c52954365f5c5491310cb4a53cb916b83b5e9ba0b08ffd3ead0f7a94db2641ccb63b9716f09bda600101dc85642a9d1766db19898dccb31dd70789cade8e0cce14", &(0x7f0000000280)=""/224}, 0x18) openat$audio(0xffffffffffffff9c, &(0x7f0000000000)='/dev/audio\x00', 0x101000, 0x0) perf_event_open$cgroup(&(0x7f0000000380)={0x5, 0x70, 0x3ff, 0x8001, 0x7ff, 0x7, 0x0, 0x2, 0x80, 0xa, 0x80, 0x6, 0x0, 0xfffffffffffffff8, 0x2, 0x1f, 0x7fff, 0x9, 0x4000000000, 0x7f, 0x7ff, 0x81, 0x3b4b, 0x6, 0x7, 0x0, 0x80000000, 0xca, 0x6, 0x1, 0x5, 0x7, 0x8bc, 0x4a, 0xd9, 0x1, 0x5, 0x156, 0x0, 0x5, 0x6, @perf_bp={&(0x7f0000000100), 0x5}, 0x8, 0x3, 0x7fff, 0x7, 0x100000001, 0x608b, 0x84fb}, r0, 0x7, r1, 0x0) [ 323.880896] ? wb_init+0x9e0/0x9e0 [ 323.884444] ? bdi_alloc_node+0x67/0xe0 [ 323.888420] ? bdi_alloc_node+0x67/0xe0 [ 323.892976] ? rcu_read_lock_sched_held+0x108/0x120 [ 323.898009] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 323.903299] ? _raw_spin_unlock+0x22/0x30 [ 323.907458] bdi_register_va+0x68/0x80 [ 323.911352] super_setup_bdi_name+0x123/0x220 [ 323.915853] ? kill_block_super+0x100/0x100 [ 323.920185] ? kmem_cache_alloc_trace+0x616/0x780 [ 323.925036] ? match_wildcard+0x3c0/0x3c0 2026/11/30 21:11:02 executing program 1: r0 = syz_open_procfs(0x0, &(0x7f0000000000)='task\x00') getdents(r0, &(0x7f0000000040)=""/143, 0x8f) ioctl$TCSBRK(r0, 0x5409, 0x5) getdents(r0, &(0x7f0000000100)=""/182, 0xb6) [ 323.929191] ? trace_hardirqs_on+0xd/0x10 [ 323.933356] fuse_fill_super+0xe6e/0x1e20 [ 323.937519] ? fuse_get_root_inode+0x190/0x190 [ 323.942111] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 323.947138] ? kasan_check_read+0x11/0x20 [ 323.951294] ? cap_capable+0x1f9/0x260 [ 323.955187] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.960727] ? security_capable+0x99/0xc0 [ 323.964887] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 323.970434] ? ns_capable_common+0x13f/0x170 [ 323.974855] ? get_anon_bdev+0x2f0/0x2f0 [ 323.978929] ? sget+0x113/0x150 2026/11/30 21:11:03 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x200, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000180)={'syzkaller0\x00', &(0x7f0000000280)=ANY=[@ANYBLOB="030000009bb0fb4e9fe620fb1f3419df7aaf8863d0b7536552405b7270e46ab6ea24b7cb349ecabaac565a5ba4d2b2f782c06ff62f815b056d66777b98fa628c208c8451623f448511967c3318cee211d43a63317ef9e4fa4d648433c0d165c200b3bd0c2cf393e44ec80e1c367fa9934d951d93673d6dd03857a418801743437be3d0d032051273308ac8a6d190d3e81fb8026ee011db6c04ede70b7fb26314e6dc454100fb7b65610f2d618e223b6f4afc9d3fe401000080f7ffffff02000000060000"]}) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) [ 323.982217] ? fuse_get_root_inode+0x190/0x190 [ 323.986807] mount_nodev+0x6b/0x110 [ 323.990444] fuse_mount+0x2c/0x40 [ 323.993907] mount_fs+0xae/0x328 [ 323.997283] vfs_kern_mount.part.34+0xd4/0x4d0 [ 324.001871] ? may_umount+0xb0/0xb0 [ 324.005503] ? _raw_read_unlock+0x22/0x30 [ 324.009652] ? __get_fs_type+0x97/0xc0 [ 324.013551] do_mount+0x564/0x3070 [ 324.017105] ? copy_mount_string+0x40/0x40 [ 324.021348] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 324.026118] ? retint_kernel+0x10/0x10 [ 324.030023] ? copy_mount_options+0x1f0/0x380 [ 324.034530] ? __sanitizer_cov_trace_pc+0x48/0x50 [ 324.039384] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 324.044931] ? copy_mount_options+0x285/0x380 [ 324.049439] ksys_mount+0x12d/0x140 [ 324.053073] __x64_sys_mount+0xbe/0x150 [ 324.057062] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 324.062086] do_syscall_64+0x1b1/0x800 [ 324.065980] ? finish_task_switch+0x1ca/0x840 [ 324.070483] ? syscall_return_slowpath+0x5c0/0x5c0 [ 324.075424] ? syscall_return_slowpath+0x30f/0x5c0 [ 324.080371] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 324.085746] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 324.090599] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 324.095791] RIP: 0033:0x455a09 [ 324.098979] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 324.106697] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 324.113971] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 324.121248] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 324.128524] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 324.135803] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:11:03 executing program 1: r0 = openat$cuse(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/cuse\x00', 0x400080, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000240)={'ip6gretap0\x00', &(0x7f0000003980)=@ethtool_perm_addr={0x20, 0xb3, "1707199e431f555f063ec13d80cdf7b947658a84d701033bbfda277339f1720f492618348d01335c39068100f24f1fd9082af65f6e1538589471e64701a559b419027c2c08bf8df19f77b1677f6f9c86cbe686d2dc2b6e19106e641faab1be3934d129478e39291ffe0dcca8a8eb03751f3aec92080e7fa1959963412963b59c5b0c5a88df1f7b442ee7f56e24618fd0f70a596771cb8f12844d1b0fa8cea5e4d4b8b7fe92c3095a8c666c681f43f6103fd4ce"}}) r1 = socket(0x10, 0x803, 0x0) sendto(r1, &(0x7f0000cfefee)="120000001200e7ef007b00000000000000a1", 0x12, 0x0, 0x0, 0x0) getsockopt$netrom_NETROM_T1(r1, 0x103, 0x1, &(0x7f0000003880), &(0x7f0000003840)=0x60) chmod(&(0x7f0000003940)='./file0\x00', 0xffffffffffffffff) recvmmsg(r1, &(0x7f0000003780)=[{{&(0x7f0000000040)=@in={0x0, 0x0, @dev}, 0xa88, &(0x7f0000000200)=[{&(0x7f00000000c0)=""/247}], 0x398, &(0x7f0000000280)=""/4096}}, {{&(0x7f0000001280)=@nfc, 0x0, &(0x7f00000025c0)=[{&(0x7f0000001300)=""/50}, {&(0x7f0000001340)=""/78}, {&(0x7f00000013c0)=""/81}, {&(0x7f0000001440)=""/67}, {&(0x7f00000014c0)=""/62}, {&(0x7f0000001500)=""/188, 0x276}, {&(0x7f00000015c0)=""/4096, 0x196}], 0x96, &(0x7f0000002640)=""/56}}, {{&(0x7f0000002680)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x0, &(0x7f0000003700)=[{&(0x7f0000002700)=""/4096}], 0xa4, &(0x7f0000003740)=""/30}}], 0x40000000000033b, 0x0, &(0x7f0000000000)={0x77359400}) 2026/11/30 21:11:03 executing program 5: syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000380)="800000000002000019000000e60100006c000000002800000110efef01000000004000000040000080000000000000006d5ebe5a0000ffff53ef", 0x3a, 0x400}], 0x0, &(0x7f0000000000)={[{@abort='abort', 0x2c}]}) r0 = openat$null(0xffffffffffffff9c, &(0x7f0000000040)='/dev/null\x00', 0x101000, 0x0) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x1d, &(0x7f0000000080)={0x7, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000000140)=0x20) 2026/11/30 21:11:03 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/kile0 ', 0x0, 0x0) 2026/11/30 21:11:03 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) r1 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000004e80)={0xffffffffffffff9c, 0x2, 0x0, 0xba4b, &(0x7f0000004e40)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x9}, 0x20) ioctl$sock_netrom_TIOCINQ(r1, 0x541b, &(0x7f0000004ec0)) pipe2(&(0x7f0000989000)={0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r3 = userfaultfd(0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000000040)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r4 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r4, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r4, 0x3, 0x0, 0x5) creat(&(0x7f0000000000)='./file0\x00', 0x0) sendmsg(r2, &(0x7f0000001540)={&(0x7f00000000c0)=@nfc_llcp={0x27, 0x1, 0x2, 0x1, 0x41a86443, 0x0, "d23410c59452afa8ad00776597e363fa4a00ec1d4743468d05674f1729bbe0288d60450930adbe8faa7babc04ab046221388a6ae21b2dcbf2757cca612f4fc", 0x28}, 0x80, &(0x7f0000001340)=[{&(0x7f0000000140)="91ce0fc1d9ad594e312efadc9dc20be26221d48eaf14f8ac8a9170d9ab6d6bbe066ed9b3f98cb5dfafe7fb909d591927f380648df66c85628cef7367b77ea6f4ee27811ecef1f4df0e9f753d4f427ef57a737fd35a27f7ede79a747753df2f2c6571da949a8ab798d783fdb5c75d340fcef91f1bde44f4924cfca1a8de1517e2c3a5d02d563aa2a1ce91071a2bd4f95a740f102a46f8abf06fcc07520b2b2e6bbe86581a0f6280db1caece35d065e54c", 0xb0}, {&(0x7f0000000200)="a17c879e86b919f18fe7fbf56a870749bdc604a3618b3d0ba93fdf69efb41352ae8d5f2e1d5cafe58f528a7928861815f1b35845878229a67b3563331a3854fa6bfe74323ff8faced13b8edea1fabbc511a230298e58bf37e1c3d0337881f1ffa9dc72cc83a045670af3fb978a31a57b4698f0fe8e8dfec02cb4", 0x7a}, {&(0x7f0000000280)="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", 0x1000}, {&(0x7f0000001280)="3b7678b427ec3368ca66deccc4de591b21509131a6b6adfcafd1504ad327e81dc867dca21b7a58b887c1bbf4b6fbdcc2699e858babf3962c757bff780f9fceb61138221316319493f616f05d9b85ac66514fa83b7d56c82a20f6f539ad10978001e3b17513fb5080754446b9eee05d837ff5672b01ecf8b5c5f58721b89ddec1029d90e1c7e52bf8084bc2384a87eeb6ba88d70da13501e8913ee7ff645c95", 0x9f}], 0x4, &(0x7f0000001380)=[{0xb0, 0x10e, 0x9, "34f85ea6162d9a269c4d4bdd6bf99416f1d296344335bbfcb3dc7c6d0e58cd216527f21f5a7e9c0fb718d34c626a5233832160b0f571c9c60855ce829ad7ea3ac96b12ec9c548f7ff012303956c16f7097c3b9d1b6187e9dcb7394b3589f86c1f5463a105246718670f14be29025dd5e12943d3a3cccaf8e2009d2ca0ab2d0a9565bbeff8f085fd12eaa89ae4353dd2c541a3e9b0af23c88ad2ad69b0da0181f"}, {0xa8, 0x118, 0x3ff, "44f1d0539c2060abba4717ae48e1d9e48d700a44fdb2c426abc18d4aa55570acde65c463f9bcb6582b1812e938e7839e7904da261553e42c92a6d05954e0bb8109daa6201b0a755683e9c42b655e61490e69101710a936d5bed08980a893bc048e9a2a8b12c4f72bedc1db0d31508d7665ca7be95903ae24e557cb46bd0f822768a3d2230eaf0b63199fb15e4747a533c73d0cb9"}, {0x48, 0x105, 0xffff, "4a621e651e79ca13aac4f2d9e81d6c5815b72215ba1181f87b17137188cd1c33613368c88585617ce624c6548926ea5bfb1ec4"}], 0x1a0, 0x4}, 0x800) dup2(r2, r3) 2026/11/30 21:11:03 executing program 6 (fault-call:2 fault-nth:55): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:11:03 executing program 4: r0 = gettid() timer_create(0x0, &(0x7f0000044000)={0x0, 0x92}, &(0x7f0000000080)) r1 = semget$private(0x0, 0x6, 0x0) semop(r1, &(0x7f0000000000)=[{0x4, 0x5}, {0x4}], 0x2) tkill(r0, 0x1004000000016) 2026/11/30 21:11:03 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000140)={0x7, 0x5, 0x8, 0x2, 0x81, 0x5, 0x5, 0x100, 0x9, 0x7f800, 0x1}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:11:03 executing program 3: r0 = syz_open_dev$dspn(&(0x7f0000000000)='/dev/dsp#\x00', 0x101, 0x2000) getsockname$inet(r0, &(0x7f0000000040), &(0x7f0000000080)=0x10) r1 = socket$inet6(0xa, 0x80e, 0x81) setsockopt$inet6_int(r1, 0x29, 0x1a, &(0x7f00000000c0)=0x2, 0x4) write$binfmt_script(r1, &(0x7f0000000100)={'#! ', './file0', [{0x20, '/dev/dsp#\x00'}], 0xa, "436a63a4aea5e76f3a697e5ea1773627f779e3aefcbe4a04ff482382e93c12f13e7463b20fced6baff2889f28271206f6438c3c313f83ef31cb69e47ef2c4a3b9cf09d255c3e7f82348e9320225c81652ef5363c96c5c90f61b4356a05d84f2ab85565e846f281de75553f600842c7cd35a87be810eb01ccd3cab8bc0de7a449237aa08a2e0f2400da3890e1b063b072b5769caae7d17bbe9e6522d8bd60ecf21f235723aacbb29b3fa071dd2799b44db185a49d220b36729cf16a2c8023c21a80275f058765dd0c1f44ceabb813cc6c863af1adf9184b5138ceea0b061f"}, 0xf4) syz_mount_image$jfs(&(0x7f0000000200)='jfs\x00', &(0x7f0000000240)='./file0\x00', 0x7, 0xa, &(0x7f0000002700)=[{&(0x7f0000000280)="759af38abdf74cca461c382afca553fcd122d2215dfe72dd63ce5c62c31f9874c8dc0e889bd7fe0d76a7cfb98a4a56c2fbddbc4e5e6ac37ff102c5ed8acb321a8b819586cf82a35b9e1efa53fd5e6855427152c1941d9071e70cb3ec818dcd8dbc31699809784db7785e55bae3dd725c60f7fa69edfca9b1ce5a69ff5c23fc465544deafa75889a4aa9b5776c0a2ca", 0x8f, 0x80000001}, {&(0x7f0000000340)="5ad58a43605b2f801d2c9ed9008bc97f08a181cc4adce72b52c49cc7d950af90", 0x20}, 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0x1000, 0x6}, {&(0x7f0000001380)="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0x1000, 0xcd}, {&(0x7f0000002380)="b4ef42d9edee1f6d7df2da1a8a57983f6dae87311e9401edc2a81e3bc757f76dd763c594025a5c492eecf0e0c187f58da6d3f8d4beeb35cc17a0cc31bef64b0735d780cb373e699822495efb5baa9b97dfc3d1086b688451537050b5bc47c6127b5f71493c", 0x65, 0x9}, {&(0x7f0000002400)="92b7f634ccabdf36c4545c71e479abac20230bf3b9276c97a94a162b6d0d523ed76d006d4b90045b5a496acf39a9177447481ad32b722337e64591f163e3dffbed6bdb4d41a971b69817a0cfb237e8ddcf659146ccc2ba4860f37453cc47c2d2fb2f6f34ba94d4fcda68bfa9e2558d", 0x6f, 0x4}, {&(0x7f0000002480)="2f97f751050eb02d99c5ed94948b", 0xe, 0xfff}, {&(0x7f00000024c0)="f636a7c1b591b7f0c672dae73510ebebc65a720ac2b0f91c4c3b48a843344ffa12f025d821256af149c800c1951ef7e2f2da9b98297c3c4796e9ec8f7af2ef23d01d391ac17642b29f87870b945010", 0x4f, 0xffffffff}, {&(0x7f0000002540)="40550af6fe77d1aa0bce95d9e26fb430b53c898ada883d9e15dfbfdcb05c34ed27d69c00c2a638e4e5720a89d85604d2280a9015c15627813e8b9d9a5991183a87c9ff84800583becc741fbbecc69785f01380e7246fe90c0337c25e378059125f904f2fdc1e8b0d635f98d66a3b44d6183602d000633789890dbb1448fc9e78bcd7c427929027fa783bbc72e11a2f6f6ec2fcf37a5db498f4c3070a9ca8907989", 0xa1, 0x27a68b81}, {&(0x7f0000002600)="7e7c233f5cf426ae87dcd9bc72df911559cdf1378ab92c71fc04f416799a143bb08352953974f455d9447468b40d9c7a4c229ce06107d9832da194e7742bab13d79642d85c51430e7ce4d8b837b1cf5856514a53a582c43137f0c0dfee03cd02ecc61dc1f96da509f939d865c0c9784c87b3fcfa0bc9f4aa37110ca6d19f02a267faec248be494ae00c556a892412fa0f77ab8188cc8b5b1630e961513b70aa33d668a500e868ffed6054c3cc22764976819e822412188f344b82cda5190558b33ae", 0xc2, 0x7fff}], 0x800020, &(0x7f0000002800)={[{@resize='resize', 0x2c}, {@nodiscard='nodiscard', 0x2c}]}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(r0, 0x84, 0x66, &(0x7f0000002840)={0x0, 0x6}, &(0x7f0000002880)=0x8) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(r1, 0x84, 0x78, &(0x7f00000028c0)=r2, 0x4) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000002980)={r2, 0x58, &(0x7f0000002900)=[@in6={0xa, 0x4e20, 0x1, @mcast1={0xff, 0x1, [], 0x1}, 0x67c}, @in={0x2, 0x4e23, @rand_addr=0x7fff}, @in={0x2, 0x4e23, @multicast2=0xe0000002}, @in6={0xa, 0x4e24, 0x7ff, @ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14, 0x16}}, 0x1}]}, &(0x7f00000029c0)=0x10) setsockopt$inet_sctp6_SCTP_MAXSEG(r1, 0x84, 0xd, &(0x7f0000002a00)=@assoc_id=r3, 0x4) ioctl$VHOST_GET_VRING_ENDIAN(r0, 0x4008af14, &(0x7f0000002a40)={0x0, 0x7}) setsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000002a80)={r2, @in={{0x2, 0x4e24, @rand_addr=0xc74}}}, 0x84) ioctl$TUNSETQUEUE(r0, 0x400454d9, &(0x7f0000002b40)={'syzkaller1\x00', 0x600}) r4 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000003180)='/dev/hwrng\x00', 0x0, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r4, 0x84, 0x64, &(0x7f00000031c0)=[@in={0x2, 0x4e20, @remote={0xac, 0x14, 0x14, 0xbb}}], 0x10) ioctl$DRM_IOCTL_MODE_SETCRTC(r0, 0xc06864a2, &(0x7f0000003240)={&(0x7f0000003200)=[0x2, 0x2, 0x8, 0x3ff], 0x4, 0x3, 0x6, 0x4, 0xfffffffffffffffe, 0x27ad, {0x7, 0x3, 0x3, 0x3, 0x401, 0xfffffffffffffffd, 0x8, 0x80000001, 0xffffffffffff7fff, 0x2, 0x1c12, 0x8, 0x0, 0x800, "ad81bc6d6060c68ad93d19b2eff0c76922038789b7d2eb65fa8eb079eeaf91dc"}}) getsockopt$inet_tcp_buf(r4, 0x6, 0xd, &(0x7f00000032c0)=""/251, &(0x7f00000033c0)=0xfb) syz_mount_image$f2fs(&(0x7f0000003400)='f2fs\x00', &(0x7f0000003440)='./file0\x00', 0x97, 0x2, &(0x7f0000003600)=[{&(0x7f0000003480)="0b426cbb70def2a20d847a45dff00ec35f45af8bd39b833126a42134fc4d06c0c1893a6ec5d9be9701b5a52e34d751337d69d37aae304a651532f0f69bbbb5ba060c967d", 0x44}, {&(0x7f0000003500)="4daa2ea5f582d2f5b69a356d8abed5b397c0c1dc44f175d2d9e2cb28e324d973c66bf1d3b72c29b46dbdf825753724fe6c4b6f922e937a92d697d0f70009384d41fc00c3d66f6a48e729367241ffcb7205220b49aebb1ef889600137a259a4498a7200e15d3a90da78cfc2484c864ebbbef75652860304cff94c8c318d0d943c09fae8f064677a197f81899ec66dbd96ab8647109a8af6a1e2ccaa1b6a72d92ea81fff58837871a2243b64de1e489b9ba39a045088502c8b1e31015a54e61c28548a58624177e1620b3d425f0a3707f40f47ac3bef9043", 0xd7, 0x100000000}], 0x200000, &(0x7f0000003640)={[{@adaptive_mode='mode=adaptive', 0x2c}, {@prjjquota={'prjjquota', 0x3d, '^%'}, 0x2c}, {@inline_xattr_size={'inline_xattr_size', 0x3d, [0x39, 0x35, 0x38, 0x32]}, 0x2c}]}) socket$kcm(0x29, 0x5, 0x0) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000003680)={r2, 0x9, 0x10}, 0xc) ioctl$EVIOCGKEY(r0, 0x80404518, &(0x7f00000036c0)=""/19) clock_gettime(0x0, &(0x7f0000003740)={0x0, 0x0}) futex(&(0x7f0000003700)=0x2, 0x1, 0x2, &(0x7f0000003780)={r5, r6+10000000}, &(0x7f00000037c0)=0x2, 0x2) ioctl$DRM_IOCTL_AGP_ALLOC(r0, 0xc0206434, &(0x7f0000003800)={0x9, 0x0, 0x10002, 0x1f4e7b2d}) ioctl$DRM_IOCTL_AGP_FREE(r4, 0x40206435, &(0x7f0000003840)={0x2, r7, 0x2, 0x9}) getsockopt$inet_IP_XFRM_POLICY(r4, 0x0, 0x11, &(0x7f0000003880)={{{@in=@rand_addr}}, {{@in6=@remote}, 0x0, @in6=@ipv4={[], [], @remote}}}, &(0x7f0000003980)=0xe8) getsockopt$inet6_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f00000039c0), &(0x7f0000003a00)=0x14) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000004b00)={r0, &(0x7f0000003a40)="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", &(0x7f0000004a40)=""/140}, 0x18) getsockopt$inet_sctp_SCTP_NODELAY(r4, 0x84, 0x3, &(0x7f0000004b40), &(0x7f0000004b80)=0x4) timerfd_gettime(r4, &(0x7f0000004bc0)) [ 324.768634] FAULT_INJECTION: forcing a failure. [ 324.768634] name failslab, interval 1, probability 0, space 0, times 0 [ 324.780102] CPU: 0 PID: 27230 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 324.787402] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 324.796768] Call Trace: [ 324.799388] dump_stack+0x1b9/0x294 [ 324.803046] ? dump_stack_print_info.cold.2+0x52/0x52 [ 324.808276] should_fail.cold.4+0xa/0x1a [ 324.812372] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 324.817565] ? graph_lock+0x170/0x170 [ 324.821403] ? find_held_lock+0x36/0x1c0 [ 324.825495] ? __lock_is_held+0xb5/0x140 [ 324.829604] ? check_same_owner+0x320/0x320 [ 324.833950] ? kasan_check_write+0x14/0x20 [ 324.838207] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 324.843166] ? rcu_note_context_switch+0x710/0x710 [ 324.848127] __should_failslab+0x124/0x180 [ 324.852394] should_failslab+0x9/0x14 [ 324.856218] kmem_cache_alloc+0x2af/0x760 [ 324.860394] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 324.865356] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 324.870412] __kernfs_new_node+0xe7/0x580 [ 324.874582] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 324.879371] ? mutex_unlock+0xd/0x10 [ 324.883108] ? kernfs_activate+0x20e/0x2a0 [ 324.887374] ? kernfs_walk_and_get_ns+0x320/0x320 [ 324.892243] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 324.897799] ? kernfs_link_sibling+0x1d2/0x3b0 [ 324.902415] kernfs_new_node+0x80/0xf0 [ 324.906328] __kernfs_create_file+0x4d/0x330 [ 324.910773] sysfs_add_file_mode_ns+0x21a/0x560 2026/11/30 21:11:03 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000180)=0x40, 0x4) 2026/11/30 21:11:03 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/rile0 ', 0x0, 0x0) 2026/11/30 21:11:03 executing program 1: r0 = socket$can_raw(0x1d, 0x3, 0x1) getsockopt$bt_hci(r0, 0x65, 0x4, &(0x7f0000cbc000)=""/244, &(0x7f0000001000)=0xf4) connect(r0, &(0x7f0000000000)=@pppol2tpin6={0x18, 0x1, {0x0, r0, 0x4, 0x0, 0x4, 0x4, {0xa, 0x4e23, 0x1, @loopback={0x0, 0x1}, 0xb1}}}, 0x80) [ 324.915479] internal_create_group+0x282/0x970 [ 324.920097] sysfs_create_groups+0x9b/0x150 [ 324.924436] device_add+0x84d/0x16d0 [ 324.928184] ? device_private_init+0x230/0x230 [ 324.932775] ? kfree+0x1e9/0x260 [ 324.936154] ? kfree_const+0x5e/0x70 [ 324.939885] device_create_groups_vargs+0x1ff/0x270 [ 324.944922] device_create_vargs+0x46/0x60 [ 324.949179] bdi_register_va.part.10+0xbb/0x9b0 [ 324.953862] ? cgwb_kill+0x630/0x630 [ 324.957593] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 324.963139] ? bdi_init+0x416/0x510 2026/11/30 21:11:04 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) r1 = open(&(0x7f0000000180)='./file0\x00', 0x200000, 0x4) accept4$vsock_stream(r1, &(0x7f00000001c0)={0x28, 0x0, 0x0, @hyper}, 0x10, 0x800) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) [ 324.966778] ? wb_init+0x9e0/0x9e0 [ 324.970339] ? bdi_alloc_node+0x67/0xe0 [ 324.974328] ? bdi_alloc_node+0x67/0xe0 [ 324.978323] ? rcu_read_lock_sched_held+0x108/0x120 [ 324.983366] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 324.988670] ? _raw_spin_unlock+0x22/0x30 [ 324.992844] bdi_register_va+0x68/0x80 [ 324.996749] super_setup_bdi_name+0x123/0x220 [ 325.001262] ? kill_block_super+0x100/0x100 [ 325.005603] ? kmem_cache_alloc_trace+0x616/0x780 [ 325.010460] ? match_wildcard+0x3c0/0x3c0 [ 325.014635] ? trace_hardirqs_on+0xd/0x10 [ 325.018820] fuse_fill_super+0xe6e/0x1e20 [ 325.022994] ? fuse_get_root_inode+0x190/0x190 [ 325.027597] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 325.032632] ? kasan_check_read+0x11/0x20 [ 325.036802] ? cap_capable+0x1f9/0x260 [ 325.040719] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.046272] ? security_capable+0x99/0xc0 [ 325.050442] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.055994] ? ns_capable_common+0x13f/0x170 [ 325.060422] ? get_anon_bdev+0x2f0/0x2f0 [ 325.064493] ? sget+0x113/0x150 2026/11/30 21:11:04 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x2, 0x11, r2, 0x0) write(r0, &(0x7f0000000100)="4aba6bb50f9ba716f7093cbd30769a3ed43f5996b526c1dfd1512e7010a80d189f910d0a0c61f1439e723b44128c48a45e48007d3717d465f95992e2d284572a3a596bdfbc89312f3c40df6cf501a9dafec644f40ba715fe3ea4da98978a9fb6634966777dc594b62ce08ed0e723f6dcb3ef3d58e5431c3ed9a418245b222a06bf781e17f46a1f2820711e214e25330ebcf23753a0a8a21c90fd21d5ae4dc8a215163c1028e72861ef03e6b659d0", 0xae) ioctl$KVM_SET_CPUID2(0xffffffffffffffff, 0x4008ae90, &(0x7f0000001040)={0x6, 0x0, [{}, {}, {}, {}, {}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2}]}) r3 = openat$null(0xffffffffffffff9c, &(0x7f0000000000)='/dev/null\x00', 0x40, 0x0) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffff9c, 0x84, 0x1, &(0x7f00000001c0)={0x0, 0x4, 0x9, 0xae6e, 0x1, 0x7c7e}, &(0x7f0000000240)=0x14) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r3, 0x84, 0x6, &(0x7f0000000480)={r4, @in6={{0xa, 0x4e21, 0x1, @local={0xfe, 0x80, [], 0xaa}, 0x12}}}, &(0x7f0000000280)=0x84) sendmsg$unix(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000080)=@abs, 0x6e, &(0x7f0000000380)=[{&(0x7f0000001140)="d607f50d96825046c8482772f50db08b8843826f73131290c9385f4aa5ae1118cee5293777d5d2fcd5f0445d3d1d4b93fc0738e27dd93e524b8cbd0d2e74a386aaace985efa556fb9309a5232a3c0b1baa8bf4b4bd23fd5359701e277cc6482058c332161c673f0559739d43f21aa1691102c13482ef2299ae804b1082b1a75a1194a7ea1fc9e13b27174dc71a725b099cd92760", 0x94}], 0x1}, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) r5 = accept4$inet6(0xffffffffffffff9c, &(0x7f0000000300)={0x0, 0x0, 0x0, @ipv4={[], [], @rand_addr}}, &(0x7f00000002c0)=0x1c, 0x200000080000) setsockopt$inet_sctp6_SCTP_HMAC_IDENT(r5, 0x84, 0x16, &(0x7f0000000200)={0x2, [0xecf, 0x3]}, 0x8) 2026/11/30 21:11:04 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vga_arbiter\x00', 0xc0000, 0x0) ioctl$TCSETS(r1, 0x5402, &(0x7f00000001c0)={0x3, 0x4, 0x2, 0x6, 0x1, 0xea9, 0x78ab, 0xba, 0x5, 0xffffffffffffffc1, 0x7, 0xe537}) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) [ 325.067795] ? fuse_get_root_inode+0x190/0x190 [ 325.072391] mount_nodev+0x6b/0x110 [ 325.076038] fuse_mount+0x2c/0x40 [ 325.079513] mount_fs+0xae/0x328 [ 325.082901] vfs_kern_mount.part.34+0xd4/0x4d0 [ 325.087502] ? may_umount+0xb0/0xb0 [ 325.091143] ? _raw_read_unlock+0x22/0x30 [ 325.095297] ? __get_fs_type+0x97/0xc0 [ 325.099205] do_mount+0x564/0x3070 [ 325.102774] ? copy_mount_string+0x40/0x40 [ 325.107024] ? rcu_pm_notify+0xc0/0xc0 [ 325.110936] ? copy_mount_options+0x5f/0x380 [ 325.115360] ? rcu_read_lock_sched_held+0x108/0x120 [ 325.120388] ? kmem_cache_alloc_trace+0x616/0x780 [ 325.125234] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 325.130765] ? _copy_from_user+0xdf/0x150 [ 325.134913] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.140442] ? copy_mount_options+0x285/0x380 [ 325.144942] ksys_mount+0x12d/0x140 [ 325.148563] __x64_sys_mount+0xbe/0x150 [ 325.152526] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 325.157538] do_syscall_64+0x1b1/0x800 [ 325.161414] ? finish_task_switch+0x1ca/0x840 [ 325.165901] ? syscall_return_slowpath+0x5c0/0x5c0 [ 325.170822] ? syscall_return_slowpath+0x30f/0x5c0 [ 325.175750] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 325.181108] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 325.185947] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 325.191124] RIP: 0033:0x455a09 [ 325.194304] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 325.202009] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 325.209268] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 325.216529] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 325.223788] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 325.231048] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 [ 325.242377] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 325.254176] f2fs_msg: 6 callbacks suppressed [ 325.254205] F2FS-fs (loop3): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 325.265724] F2FS-fs (loop3): Can't find valid F2FS filesystem in 1th superblock 2026/11/30 21:11:04 executing program 6 (fault-call:2 fault-nth:56): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) [ 325.317671] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 325.349754] F2FS-fs (loop3): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 325.356958] F2FS-fs (loop3): Can't find valid F2FS filesystem in 2th superblock 2026/11/30 21:11:04 executing program 5: r0 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000100)='/dev/hwrng\x00', 0x80, 0x0) recvmsg$kcm(r0, &(0x7f0000000300)={&(0x7f0000000140)=@can, 0x80, &(0x7f00000002c0)=[{&(0x7f00000001c0)=""/214, 0xd6}], 0x1, 0x0, 0x0, 0x9139}, 0x2) r1 = gettid() capget(&(0x7f0000000000)={0x20080522, r1}, &(0x7f0000000040)) setsockopt$inet_udp_int(r0, 0x11, 0xb5062b43231fdb3c, &(0x7f0000000380)=0x8, 0x4) ioctl$TUNSETTXFILTER(r0, 0x400454d1, &(0x7f0000000340)={0x1, 0x8, [@random="f141c24b2486", @empty, @empty, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x19}, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xf}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]]}) capget(&(0x7f0000000080)={0x39980732, r1}, &(0x7f00000000c0)={0x20, 0x7, 0x4, 0x20000000, 0x3, 0x71}) 2026/11/30 21:11:04 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000000280)={{{@in6=@remote, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@remote}, 0x0, @in=@multicast1}}, &(0x7f0000000180)=0xe8) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f00000001c0)={'team0\x00', r1}) [ 325.443021] F2FS-fs (loop3): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 325.450291] F2FS-fs (loop3): Can't find valid F2FS filesystem in 1th superblock [ 325.471256] FAULT_INJECTION: forcing a failure. [ 325.471256] name failslab, interval 1, probability 0, space 0, times 0 [ 325.482599] CPU: 0 PID: 27281 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 325.484462] F2FS-fs (loop3): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 325.489879] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 325.489889] Call Trace: [ 325.489916] dump_stack+0x1b9/0x294 [ 325.489944] ? dump_stack_print_info.cold.2+0x52/0x52 [ 325.489985] should_fail.cold.4+0xa/0x1a [ 325.497020] F2FS-fs (loop3): Can't find valid F2FS filesystem in 2th superblock [ 325.506352] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 325.506385] ? graph_lock+0x170/0x170 [ 325.538102] ? find_held_lock+0x36/0x1c0 [ 325.542162] ? __lock_is_held+0xb5/0x140 [ 325.546233] ? check_same_owner+0x320/0x320 [ 325.550543] ? kasan_check_write+0x14/0x20 [ 325.554768] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 325.559690] ? rcu_note_context_switch+0x710/0x710 [ 325.564613] __should_failslab+0x124/0x180 [ 325.568850] should_failslab+0x9/0x14 [ 325.572638] kmem_cache_alloc+0x2af/0x760 [ 325.576776] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 325.581699] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 325.586710] __kernfs_new_node+0xe7/0x580 [ 325.590854] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 325.595600] ? mutex_unlock+0xd/0x10 [ 325.599303] ? kernfs_activate+0x20e/0x2a0 [ 325.603535] ? kernfs_walk_and_get_ns+0x320/0x320 [ 325.608370] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 325.613895] ? kernfs_link_sibling+0x1d2/0x3b0 [ 325.618477] kernfs_new_node+0x80/0xf0 [ 325.622360] __kernfs_create_file+0x4d/0x330 [ 325.626767] sysfs_add_file_mode_ns+0x21a/0x560 [ 325.631435] internal_create_group+0x282/0x970 [ 325.636032] sysfs_create_groups+0x9b/0x150 [ 325.640360] device_add+0x84d/0x16d0 [ 325.644075] ? device_private_init+0x230/0x230 [ 325.648653] ? kfree+0x1e9/0x260 [ 325.652013] ? kfree_const+0x5e/0x70 [ 325.655725] device_create_groups_vargs+0x1ff/0x270 [ 325.660739] device_create_vargs+0x46/0x60 [ 325.664972] bdi_register_va.part.10+0xbb/0x9b0 [ 325.669631] ? cgwb_kill+0x630/0x630 [ 325.673340] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.678868] ? bdi_init+0x416/0x510 [ 325.682487] ? wb_init+0x9e0/0x9e0 [ 325.686023] ? bdi_alloc_node+0x67/0xe0 [ 325.690001] ? bdi_alloc_node+0x67/0xe0 [ 325.693969] ? rcu_read_lock_sched_held+0x108/0x120 [ 325.698975] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 325.704248] ? _raw_spin_unlock+0x22/0x30 [ 325.708393] bdi_register_va+0x68/0x80 [ 325.712274] super_setup_bdi_name+0x123/0x220 [ 325.716761] ? kill_block_super+0x100/0x100 [ 325.721076] ? kmem_cache_alloc_trace+0x616/0x780 [ 325.725908] ? match_wildcard+0x3c0/0x3c0 [ 325.730052] ? trace_hardirqs_on+0xd/0x10 [ 325.734200] fuse_fill_super+0xe6e/0x1e20 [ 325.738348] ? fuse_get_root_inode+0x190/0x190 [ 325.742923] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 325.747933] ? kasan_check_read+0x11/0x20 [ 325.752077] ? cap_capable+0x1f9/0x260 [ 325.755960] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.761489] ? security_capable+0x99/0xc0 [ 325.765631] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.771158] ? ns_capable_common+0x13f/0x170 [ 325.775558] ? get_anon_bdev+0x2f0/0x2f0 [ 325.779610] ? sget+0x113/0x150 [ 325.782891] ? fuse_get_root_inode+0x190/0x190 [ 325.787466] mount_nodev+0x6b/0x110 [ 325.791085] fuse_mount+0x2c/0x40 [ 325.794533] mount_fs+0xae/0x328 [ 325.797895] vfs_kern_mount.part.34+0xd4/0x4d0 [ 325.802469] ? may_umount+0xb0/0xb0 [ 325.806085] ? _raw_read_unlock+0x22/0x30 [ 325.810220] ? __get_fs_type+0x97/0xc0 [ 325.814103] do_mount+0x564/0x3070 [ 325.817642] ? copy_mount_string+0x40/0x40 [ 325.821865] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 325.826871] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 325.831626] ? retint_kernel+0x10/0x10 [ 325.835512] ? copy_mount_options+0x1f0/0x380 [ 325.839996] ? copy_mount_options+0x1f6/0x380 [ 325.844485] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 325.850010] ? copy_mount_options+0x285/0x380 [ 325.854503] ksys_mount+0x12d/0x140 [ 325.858122] __x64_sys_mount+0xbe/0x150 [ 325.862084] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 325.867093] do_syscall_64+0x1b1/0x800 [ 325.870979] ? finish_task_switch+0x1ca/0x840 [ 325.875468] ? syscall_return_slowpath+0x5c0/0x5c0 [ 325.880390] ? syscall_return_slowpath+0x30f/0x5c0 [ 325.885317] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 325.890687] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 325.895529] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 325.900706] RIP: 0033:0x455a09 [ 325.903881] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 325.911584] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 325.918841] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 325.926097] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 325.933354] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 2026/11/30 21:11:04 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/[ile0 ', 0x0, 0x0) [ 325.940609] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:11:05 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r1 = openat$urandom(0xffffffffffffff9c, &(0x7f0000000000)='/dev/urandom\x00', 0x400, 0x0) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r1, 0x84, 0x4, &(0x7f0000000180), &(0x7f00000001c0)=0x4) ioctl$sock_kcm_SIOCKCMCLONE(r1, 0x89e2, &(0x7f0000000080)={r1}) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f00000000c0)={0x2, [0x0, 0x0]}, &(0x7f0000000100)=0xc) setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000000140)={0x4, 0x8001, 0x7fffffff, 0x7fffffff, r3}, 0x10) ioctl$KVM_SET_IRQCHIP(r1, 0x4040ae79, &(0x7f0000000200)=@pic={0xffff, 0x8000, 0xfffffffffffffffc, 0x9, 0x1, 0x917e, 0x9, 0x4, 0x3, 0x7, 0x8, 0x7, 0xd69, 0x1, 0xf7b, 0x5b7}) 2026/11/30 21:11:05 executing program 6 (fault-call:2 fault-nth:57): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:11:05 executing program 1: r0 = socket$can_raw(0x1d, 0x3, 0x1) r1 = openat$urandom(0xffffffffffffff9c, &(0x7f0000000000)='/dev/urandom\x00', 0x100, 0x0) getsockopt$EBT_SO_GET_INIT_ENTRIES(r1, 0x0, 0x83, &(0x7f0000000140)={'nat\x00', 0x0, 0x4, 0xbe, [], 0x3, &(0x7f0000000040)=[{}, {}, {}], &(0x7f0000000080)=""/190}, &(0x7f00000001c0)=0x78) setsockopt(r0, 0x65, 0x2, &(0x7f0000000000), 0x0) 2026/11/30 21:11:05 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = dup(r0) ioctl$sock_inet_SIOCGIFDSTADDR(r1, 0x8917, &(0x7f0000000000)={'team0\x00', {0x2, 0x4e24, @multicast1=0xe0000001}}) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x20, &(0x7f0000000040)={@ipv4={[], [0xff, 0xff], @rand_addr}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1000}, 0x20) 2026/11/30 21:11:05 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0xa, 0x1, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000000c0)={'veth1_to_team\x00', 0x0}) ioctl$sock_inet_SIOCSIFBRDADDR(r1, 0x891a, &(0x7f0000000200)={'veth1\x00', {0x2, 0x4e23}}) setsockopt$SO_ATTACH_FILTER(r1, 0x1, 0x1a, &(0x7f00000001c0)={0x1, &(0x7f0000000100)=[{0x9, 0x8, 0x2, 0x7fffffff}]}, 0x10) sendmsg$nl_route(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000140)={&(0x7f0000000040)=ANY=[@ANYBLOB="40000000ef88cbbff1c00f0b0000000000000000000000000000", @ANYRES32=r2, @ANYBLOB="140006000000000000000000000000000000000014000200fe8000000000000000000000000000aa"], 0x40}, 0x1}, 0x0) socket$nl_xfrm(0x10, 0x3, 0x6) 2026/11/30 21:11:05 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r3 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r3, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r3, 0x3, 0x0, 0x5) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r1, r2) 2026/11/30 21:11:05 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/bile0 ', 0x0, 0x0) 2026/11/30 21:11:05 executing program 4: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x2, 0x0) setsockopt$inet_opts(r0, 0x0, 0x4, &(0x7f0000000fe3)="441f08e3000000f49727c1c6fe36cef3e26def23000200000011000013", 0x1d) getsockopt$inet_opts(r0, 0x0, 0x4, &(0x7f0000000000)=""/12, &(0x7f0000000040)=0xc) r1 = msgget(0x1, 0x10) msgsnd(r1, &(0x7f0000000080)=ANY=[@ANYBLOB="02000000000000007565a9045f8e02eae0d28c72ee254e4a8281941b55b72976c2326860c92fada22608f5c241380f0b814a4dd5f806002464aedc98d17d1eb6b00c01cf499790040a1deca528a3c61e8c0ea5776eca9c95d1b9ca773de35a2efad5e4fa45e0085ef83de483f6da7a605ca40bb9ea138d27b6"], 0x79, 0x800) 2026/11/30 21:11:05 executing program 7: r0 = socket$inet_sctp(0x2, 0x25, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) [ 326.241776] FAULT_INJECTION: forcing a failure. [ 326.241776] name failslab, interval 1, probability 0, space 0, times 0 [ 326.253115] CPU: 1 PID: 27316 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 326.260396] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 326.269755] Call Trace: [ 326.272368] dump_stack+0x1b9/0x294 [ 326.276016] ? dump_stack_print_info.cold.2+0x52/0x52 [ 326.281217] ? __mutex_lock+0x7d9/0x17f0 [ 326.285287] ? perf_trace_lock+0xd6/0x900 [ 326.289452] should_fail.cold.4+0xa/0x1a [ 326.293535] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 326.298654] ? graph_lock+0x170/0x170 [ 326.302471] ? find_held_lock+0x36/0x1c0 [ 326.306544] ? __lock_is_held+0xb5/0x140 [ 326.310620] ? check_same_owner+0x320/0x320 [ 326.314948] ? kasan_check_write+0x14/0x20 [ 326.319187] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 326.324128] ? rcu_note_context_switch+0x710/0x710 [ 326.329076] __should_failslab+0x124/0x180 [ 326.333319] should_failslab+0x9/0x14 [ 326.337127] kmem_cache_alloc+0x2af/0x760 2026/11/30 21:11:05 executing program 5: r0 = fcntl$dupfd(0xffffffffffffff9c, 0x406, 0xffffffffffffffff) ioctl$sock_bt_cmtp_CMTPGETCONNINFO(r0, 0x800443d3, &(0x7f00000000c0)={{0xd2a, 0x3, 0x2, 0x9, 0x2, 0x59e}, 0x3, 0x7, 0x3c}) perf_event_open(&(0x7f0000000640)={0x2, 0xfffffce3, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket(0x16, 0xa, 0x80000103) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") setreuid(0x0, 0x0) r2 = getpid() r3 = syz_open_procfs(r2, &(0x7f0000000540)="01040000003600") openat$full(0xffffffffffffff9c, &(0x7f0000000340)='/dev/full\x00', 0x200, 0x0) write$rdma_cm(r3, &(0x7f0000000180)=ANY=[@ANYBLOB="9f90a7bc6e688b6c882cca369d427aa400000000fa0020000000000000000000", @ANYPTR=&(0x7f0000003440)=ANY=[@ANYRES32=0xffffffff], @ANYBLOB="000000000000000064ced030009b85237e272d155ce129b4a22b0349a5"], 0x20) connect$pppoe(0xffffffffffffffff, &(0x7f0000000100)={0x18, 0x0, {0x0, @empty, 'bridge_slave_0\x00'}}, 0x1e) clock_gettime(0x7, &(0x7f0000000140)={0x0, 0x0}) ioctl$sock_inet_SIOCSIFDSTADDR(r3, 0x8918, &(0x7f0000000380)={'eql\x00', {0x2, 0x4e23, @loopback=0x7f000001}}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r3, 0x4040534e, &(0x7f0000000000)={0x21e, @time={r4, r5+30000000}, 0x8, {0x7, 0xffffffff80000001}, 0xbd79, 0x4, 0x7}) accept$packet(r3, &(0x7f0000004ec0)={0x0, 0x0, 0x0}, &(0x7f0000004f00)=0x14) r7 = semget$private(0x0, 0x7, 0x20) semctl$IPC_INFO(r7, 0x3, 0x3, &(0x7f0000000580)=""/141) r8 = getuid() getsockopt$inet6_IPV6_IPSEC_POLICY(r3, 0x29, 0x22, &(0x7f00000003c0)={{{@in=@multicast2, @in6=@mcast2}}, {{@in=@dev}, 0x0, @in6=@local}}, &(0x7f00000004c0)=0xe8) setsockopt$inet_IP_IPSEC_POLICY(r1, 0x0, 0x10, &(0x7f0000004f40)={{{@in6=@dev={0xfe, 0x80, [], 0x1f}, @in6=@dev={0xfe, 0x80, [], 0xa}, 0x4e24, 0x7, 0x4e21, 0x1a062781, 0xa, 0xa0, 0x80, 0x0, r6, r8}, {0x400000000000, 0xf9, 0x1, 0x256, 0x6, 0x0, 0x2, 0x906}, {0x10001, 0x6, 0x80000001, 0x1}, 0x30151bc1, 0x6e6bbc, 0x1, 0x1, 0x3, 0x2}, {{@in6=@loopback={0x0, 0x1}, 0x4d4, 0xff}, 0xa, @in=@multicast1=0xe0000001, 0x0, 0x4, 0x1, 0x80000000, 0x2, 0x0, 0x90}}, 0xe8) 2026/11/30 21:11:05 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffe}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000001140)={0x26, 'rng\x00', 0x0, 0x0, 'jitterentropy_rng\x00'}, 0x58) r1 = accept4$alg(r0, 0x0, 0x0, 0x0) readv(r1, &(0x7f0000001200), 0x1be) r2 = openat$null(0xffffffffffffff9c, &(0x7f0000000100)='/dev/null\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(r2, 0x4c00, 0xffffffffffffffff) setsockopt$inet_opts(0xffffffffffffffff, 0x0, 0x4, &(0x7f000064effb), 0x0) ioctl$sock_SIOCSIFBR(r0, 0x8941, &(0x7f00000010c0)=@get={0x1, &(0x7f0000001040)=""/86, 0x6}) ioctl$IOC_PR_RELEASE(r2, 0x401070ca, &(0x7f0000001100)={0x8, 0x9, 0x8}) [ 326.341289] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 326.346237] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 326.351265] __kernfs_new_node+0xe7/0x580 [ 326.355426] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 326.360191] ? mutex_unlock+0xd/0x10 [ 326.363916] ? kernfs_activate+0x20e/0x2a0 [ 326.368163] ? kernfs_walk_and_get_ns+0x320/0x320 [ 326.373017] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 326.378559] ? kernfs_link_sibling+0x1d2/0x3b0 [ 326.383161] kernfs_new_node+0x80/0xf0 [ 326.387062] __kernfs_create_file+0x4d/0x330 2026/11/30 21:11:05 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) r1 = socket$inet(0x2, 0x80001, 0x200) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000000280)={0x0, 0xe0, "523d0789a1c096ee902c0bf394a2f6e896db6618726e410d5ff9dc48fc786456c363e5c36faab79d5815a1a62302f68fa37bcc6a051ff1a39376ee60c44815fac3f3df7773ac0a5ab2439693b0ad3b2f03cbffdb8baa21e732c805ec09fdad464d64655e3efe56ef5ae75808d260f831886c71a08a27e1dd99966bcb6d1afa57d63a91e1191f80599864e0da090e7ef15f8a8b29f617d576fddac03bb292992e03fcd26edbf6065eb1229047b5c50855f8366c8c7495aa728896b70f77814067f63e60c7e842f43f5a11f4656785ff690e0817aa5daedd9391b7273f10c56eb4"}, &(0x7f0000000180)=0xe8) getsockopt$inet_sctp_SCTP_MAXSEG(r1, 0x84, 0xd, &(0x7f00000001c0)=@assoc_value={r2, 0x10000}, &(0x7f0000000200)=0x8) [ 326.391487] sysfs_add_file_mode_ns+0x21a/0x560 [ 326.396176] internal_create_group+0x282/0x970 [ 326.400786] sysfs_create_groups+0x9b/0x150 [ 326.405120] device_add+0x84d/0x16d0 [ 326.408851] ? device_private_init+0x230/0x230 [ 326.413432] ? kfree+0x1e9/0x260 [ 326.416790] ? kfree_const+0x5e/0x70 [ 326.420492] device_create_groups_vargs+0x1ff/0x270 [ 326.425497] device_create_vargs+0x46/0x60 [ 326.429720] bdi_register_va.part.10+0xbb/0x9b0 [ 326.434374] ? cgwb_kill+0x630/0x630 [ 326.438076] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.443596] ? bdi_init+0x416/0x510 [ 326.447205] ? wb_init+0x9e0/0x9e0 [ 326.450730] ? bdi_alloc_node+0x67/0xe0 [ 326.454690] ? bdi_alloc_node+0x67/0xe0 [ 326.458649] ? rcu_read_lock_sched_held+0x108/0x120 [ 326.463653] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 326.468917] ? _raw_spin_unlock+0x22/0x30 [ 326.473057] bdi_register_va+0x68/0x80 [ 326.476935] super_setup_bdi_name+0x123/0x220 [ 326.481415] ? kill_block_super+0x100/0x100 [ 326.485724] ? kmem_cache_alloc_trace+0x616/0x780 [ 326.490555] ? match_wildcard+0x3c0/0x3c0 [ 326.494687] ? trace_hardirqs_on+0xd/0x10 [ 326.498823] fuse_fill_super+0xe6e/0x1e20 [ 326.502962] ? fuse_get_root_inode+0x190/0x190 [ 326.507530] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 326.512544] ? kasan_check_read+0x11/0x20 [ 326.516682] ? cap_capable+0x1f9/0x260 [ 326.520558] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.526078] ? security_capable+0x99/0xc0 [ 326.530215] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.535768] ? ns_capable_common+0x13f/0x170 [ 326.540166] ? get_anon_bdev+0x2f0/0x2f0 [ 326.544213] ? sget+0x113/0x150 [ 326.547481] ? fuse_get_root_inode+0x190/0x190 [ 326.552053] mount_nodev+0x6b/0x110 [ 326.555666] fuse_mount+0x2c/0x40 [ 326.559108] mount_fs+0xae/0x328 [ 326.562464] vfs_kern_mount.part.34+0xd4/0x4d0 [ 326.567038] ? may_umount+0xb0/0xb0 [ 326.570656] ? _raw_read_unlock+0x22/0x30 [ 326.574788] ? __get_fs_type+0x97/0xc0 [ 326.578664] do_mount+0x564/0x3070 [ 326.582192] ? do_raw_spin_unlock+0x9e/0x2e0 [ 326.586586] ? copy_mount_string+0x40/0x40 [ 326.590806] ? rcu_pm_notify+0xc0/0xc0 [ 326.594684] ? copy_mount_options+0x5f/0x380 [ 326.599077] ? rcu_read_lock_sched_held+0x108/0x120 [ 326.604081] ? kmem_cache_alloc_trace+0x616/0x780 [ 326.608915] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 326.614447] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 326.619976] ? copy_mount_options+0x285/0x380 [ 326.624460] ksys_mount+0x12d/0x140 [ 326.628075] __x64_sys_mount+0xbe/0x150 [ 326.632048] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 326.637057] do_syscall_64+0x1b1/0x800 [ 326.640929] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 326.645757] ? syscall_return_slowpath+0x5c0/0x5c0 [ 326.650770] ? syscall_return_slowpath+0x30f/0x5c0 [ 326.655690] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 326.661052] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 326.665890] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 326.671063] RIP: 0033:0x455a09 [ 326.674237] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 326.681942] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 2026/11/30 21:11:05 executing program 3: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000000000)={0x2, 0x4e23, @multicast1=0xe0000001}, 0x10) sendto$inet(r0, &(0x7f0000000200), 0x0, 0x20000003, &(0x7f00000000c0)={0x2, 0x1000004e23, @dev={0xac, 0x14, 0x14, 0x1d}}, 0x10) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000100)='ip_vti0\x00', 0x10) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000040)='/dev/hwrng\x00', 0x200, 0x0) r2 = inotify_add_watch(0xffffffffffffffff, &(0x7f0000000080)='./file0\x00', 0x10) inotify_rm_watch(r1, r2) r3 = memfd_create(&(0x7f0000000000)='dev ', 0x0) ftruncate(r3, 0x40001) write$binfmt_misc(r1, &(0x7f00000001c0)={'syz1', "c0804882d80ca1ba3924e3d66812a9a596589b99d30ce340"}, 0x1c) io_setup(0x1, &(0x7f0000000140)) sendfile(r0, r3, &(0x7f0000000180), 0xa00004000000002) 2026/11/30 21:11:05 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r3 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) r4 = geteuid() lstat(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) chown(&(0x7f0000000040)='./file0\x00', r4, r5) write$sndseq(r3, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r3, 0x3, 0x0, 0x5) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r1, r2) 2026/11/30 21:11:05 executing program 4: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = syz_open_dev$vcsa(&(0x7f0000000740)='/dev/vcsa#\x00', 0x20, 0x100) getpeername$packet(r1, &(0x7f0000000780)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f00000007c0)=0x14) write$rdma_cm(r0, &(0x7f0000001780)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000001740)={0xffffffff}, 0x13f}}, 0x20) write$rdma_cm(r0, &(0x7f0000000000)=@listen={0x7, 0x8, 0xfa00, {r2}}, 0x10) write$rdma_cm(r0, &(0x7f0000000040)=@listen={0x7, 0x8, 0xfa00, {r2}}, 0x10) openat$dsp(0xffffffffffffff9c, &(0x7f0000000200)='/dev/dsp\x00', 0x80100, 0x0) r3 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vcs\x00', 0x0, 0x0) getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000100)={0x0, @remote, @multicast1}, &(0x7f00000001c0)=0xc) [ 326.689200] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 326.696461] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 326.703713] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 326.710968] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:11:05 executing program 6 (fault-call:2 fault-nth:58): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:11:05 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/pile0 ', 0x0, 0x0) 2026/11/30 21:11:05 executing program 5: r0 = socket$inet(0x2, 0x6, 0x0) r1 = memfd_create(&(0x7f0000000300)='yam0\x00', 0x1) ioctl$KVM_SET_XSAVE(r1, 0x5000aea5, &(0x7f0000000340)={"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"}) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f0000000280)=@broute={'broute\x00', 0x20, 0x1, 0x230, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000040], 0x0, &(0x7f0000000000), &(0x7f0000000040)=[{0x0, '\x00', 0x0, 0xffffffffffffffff}, {0x0, '\x00', 0x0, 0xffffffffffffffff}, {0x0, '\x00', 0x0, 0xffffffffffffffff, 0x1, [{{{0x15, 0x0, 0x8100, 'yam0\x00', 'bcsf0\x00', 'ipddp0\x00', 'sit0\x00', @link_local={0x1, 0x80, 0xc2}, [], @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], 0xe0, 0x168, 0x1a0, [@time={'time\x00', 0x18}, @vlan={'vlan\x00', 0x8, {{0x0, 0x0, 0x0, 0x1ffffa}}}]}, [@common=@mark={'mark\x00', 0x10}, @common=@LED={'LED\x00', 0x28, {{'syz0\x00'}}}]}, @common=@mark={'mark\x00', 0x10}}]}]}, 0x2a8) 2026/11/30 21:11:05 executing program 7: r0 = openat$zero(0xffffffffffffff9c, &(0x7f0000000180)='/dev/zero\x00', 0x140, 0x0) getsockopt$IPT_SO_GET_ENTRIES(r0, 0x0, 0x41, &(0x7f0000000280)={'filter\x00', 0xf2, "8d108efb8690cc1fe292133a6f3fd36e4081f361d562714d028a924f6e9e0510e55456b447af3a6aae42ffb253181062dcf3849879dc92f753d6297db9911b0214359751bd28c3598421562f83d4988174a1b9262fd7e32d21afae925711178fb507662dd50cc5f1e170813eb799c6df5ec03c04ec9b581bddd44ad2b3fb72d8c301fa0ee7cd0f11e420d12d08dc33cf17f1e45bb501f8f76eef4af4198cd6d83c84ae4040c79764bd4dedf386130695938dbd38f0caec591466c900eebf52752ca1001f586b3812ac5c8ee6d04362139fd61ef46bf108cca9e0f693138f7f92f6a5466f26bdf03b3e2f843bff86a8040365"}, &(0x7f00000001c0)=0x116) r1 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r1, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r1, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r1, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r1, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r1, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:11:05 executing program 1: semget$private(0x0, 0x7, 0x2) r0 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000002400)='/dev/vga_arbiter\x00', 0x40, 0x0) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000024c0)={r0, 0x50, &(0x7f0000002440)}, 0x10) getsockopt$inet6_tcp_int(r0, 0x6, 0xe, &(0x7f00000025c0), &(0x7f0000002600)=0x4) r1 = semget$private(0x0, 0x3, 0x80) getsockopt$ARPT_SO_GET_INFO(r0, 0x0, 0x60, &(0x7f0000002500)={'filter\x00'}, &(0x7f0000002580)=0x44) r2 = syz_open_dev$urandom(&(0x7f0000000000)='/dev/urandom\x00', 0x0, 0x8000) semctl$IPC_RMID(r1, 0x0, 0x2) semget$private(0x0, 0x4, 0x601) preadv(r2, &(0x7f0000002380)=[{&(0x7f0000000040)=""/4096, 0x1000}, {&(0x7f0000001040)=""/220, 0xdc}, {&(0x7f0000001140)=""/4096, 0x1000}, {&(0x7f0000002140)=""/33, 0x21}, {&(0x7f0000002180)=""/40, 0x28}, {&(0x7f00000021c0)=""/120, 0x78}, {&(0x7f0000002240)=""/135, 0x87}, {&(0x7f0000002300)=""/123, 0x7b}], 0x8, 0x0) [ 326.973168] FAULT_INJECTION: forcing a failure. [ 326.973168] name failslab, interval 1, probability 0, space 0, times 0 [ 326.984555] CPU: 0 PID: 27371 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 326.991856] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 327.001232] Call Trace: [ 327.003848] dump_stack+0x1b9/0x294 [ 327.007511] ? dump_stack_print_info.cold.2+0x52/0x52 [ 327.012727] ? perf_trace_lock_acquire+0xe3/0x980 [ 327.017613] should_fail.cold.4+0xa/0x1a [ 327.021704] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 327.026847] ? graph_lock+0x170/0x170 [ 327.030683] ? find_held_lock+0x36/0x1c0 [ 327.034778] ? __lock_is_held+0xb5/0x140 [ 327.038914] ? check_same_owner+0x320/0x320 [ 327.043260] ? kasan_check_write+0x14/0x20 [ 327.047515] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 327.052470] ? rcu_note_context_switch+0x710/0x710 [ 327.057437] __should_failslab+0x124/0x180 [ 327.061698] should_failslab+0x9/0x14 [ 327.065513] kmem_cache_alloc+0x2af/0x760 [ 327.069661] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 327.074592] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 327.079608] __kernfs_new_node+0xe7/0x580 [ 327.083754] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 327.088510] ? mutex_unlock+0xd/0x10 [ 327.092221] ? kernfs_activate+0x20e/0x2a0 [ 327.096456] ? kernfs_walk_and_get_ns+0x320/0x320 [ 327.101296] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 327.106825] ? kernfs_link_sibling+0x1d2/0x3b0 [ 327.111414] kernfs_new_node+0x80/0xf0 [ 327.115308] __kernfs_create_file+0x4d/0x330 [ 327.119719] sysfs_add_file_mode_ns+0x21a/0x560 [ 327.124395] internal_create_group+0x282/0x970 [ 327.128986] sysfs_create_groups+0x9b/0x150 [ 327.133324] device_add+0x84d/0x16d0 [ 327.137068] ? device_private_init+0x230/0x230 [ 327.141645] ? kfree+0x1e9/0x260 [ 327.145014] ? kfree_const+0x5e/0x70 [ 327.148733] device_create_groups_vargs+0x1ff/0x270 [ 327.153753] device_create_vargs+0x46/0x60 [ 327.157992] bdi_register_va.part.10+0xbb/0x9b0 [ 327.162657] ? cgwb_kill+0x630/0x630 [ 327.166368] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 327.171895] ? bdi_init+0x416/0x510 [ 327.175513] ? wb_init+0x9e0/0x9e0 [ 327.179058] ? bdi_alloc_node+0x67/0xe0 [ 327.183030] ? bdi_alloc_node+0x67/0xe0 [ 327.187015] ? rcu_read_lock_sched_held+0x108/0x120 [ 327.192041] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 327.197320] ? _raw_spin_unlock+0x22/0x30 [ 327.201473] bdi_register_va+0x68/0x80 [ 327.205360] super_setup_bdi_name+0x123/0x220 [ 327.209848] ? kill_block_super+0x100/0x100 [ 327.214168] ? kmem_cache_alloc_trace+0x616/0x780 [ 327.219007] ? match_wildcard+0x3c0/0x3c0 [ 327.223157] ? trace_hardirqs_on+0xd/0x10 [ 327.227312] fuse_fill_super+0xe6e/0x1e20 [ 327.231469] ? fuse_get_root_inode+0x190/0x190 [ 327.236061] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 327.241080] ? kasan_check_read+0x11/0x20 [ 327.245232] ? cap_capable+0x1f9/0x260 [ 327.249131] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 327.254660] ? security_capable+0x99/0xc0 [ 327.258807] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 327.264335] ? ns_capable_common+0x13f/0x170 [ 327.268744] ? get_anon_bdev+0x2f0/0x2f0 [ 327.272809] ? sget+0x113/0x150 [ 327.276089] ? fuse_get_root_inode+0x190/0x190 [ 327.280666] mount_nodev+0x6b/0x110 [ 327.284313] fuse_mount+0x2c/0x40 [ 327.287769] mount_fs+0xae/0x328 [ 327.291137] vfs_kern_mount.part.34+0xd4/0x4d0 [ 327.295725] ? may_umount+0xb0/0xb0 [ 327.299346] ? _raw_read_unlock+0x22/0x30 [ 327.303488] ? __get_fs_type+0x97/0xc0 [ 327.307377] do_mount+0x564/0x3070 [ 327.310923] ? copy_mount_string+0x40/0x40 [ 327.315151] ? rcu_pm_notify+0xc0/0xc0 [ 327.319053] ? copy_mount_options+0x5f/0x380 [ 327.323454] ? rcu_read_lock_sched_held+0x108/0x120 [ 327.328467] ? kmem_cache_alloc_trace+0x616/0x780 [ 327.333337] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 327.338866] ? copy_mount_options+0x285/0x380 [ 327.343363] ksys_mount+0x12d/0x140 [ 327.346987] __x64_sys_mount+0xbe/0x150 [ 327.350951] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 327.355970] do_syscall_64+0x1b1/0x800 [ 327.359853] ? finish_task_switch+0x1ca/0x840 [ 327.364351] ? syscall_return_slowpath+0x5c0/0x5c0 [ 327.369289] ? syscall_return_slowpath+0x30f/0x5c0 [ 327.374222] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 327.379588] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 327.384436] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 327.389616] RIP: 0033:0x455a09 [ 327.392803] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 327.400507] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 327.407766] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 327.415027] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 327.422301] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 327.429561] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:11:06 executing program 1: perf_event_open(&(0x7f000001d000)={0x200000002, 0x70, 0x100000006, 0x108000001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x1, &(0x7f00000000c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaa0086dd6050a09c00083c00fe8000000000000000000000000000bbfe1c00000000000000000000000000aa000000000008907888c5889235833eebf78319efcddd24cdc5d8447dc0d85ff84bbf6d537890744b679848602199dbaa3682fb90de0c9f0900000080cafc95079cc5590ce7cea502cd69d9797dc008a6c316c3b171dc9c1feef2ec6625e789f85bb787f37d858fba1880d4de75fe6134b876ed62b532f1cf2b2b30e28a85bb1ff3a2b55f4b635a6f7b98d205bee54b5f669f23c4cb35c9705dc11c0e255d3de499c8ebee5ef4f00ed2e682b1de73617fa59000000000000000"], &(0x7f0000000040)) 2026/11/30 21:11:06 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000180)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:11:06 executing program 4: r0 = syz_open_dev$sg(&(0x7f00000000c0)='/dev/sg#\x00', 0x0, 0x0) ioctl$SG_IO(r0, 0x2285, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0, @buffer={0x0, 0x1b, &(0x7f0000000140)=""/27}, &(0x7f0000000180), &(0x7f0000000240)=""/210, 0x0, 0x0, 0x0, &(0x7f0000000340)}) poll(&(0x7f0000000080)=[{r0}], 0x1, 0x0) 2026/11/30 21:11:06 executing program 5: r0 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_int(r0, 0x107, 0xf, &(0x7f0000000040)=0x4006, 0x4) sendto$inet6(r0, &(0x7f0000000100)="050100000500000000000000ffb25ba33f938207d903378c398d5375c5f73f2e55067d1a80e19e33e3c2e7725f5861f7402810fadc5712f29508c008e26575efe5eb8f5972eaecff8b30ac32030e80fafc2bd9e979615ef86dce03ddd8dbe93c6bfb", 0x62, 0x0, &(0x7f0000000000)={0xa, 0x100200000800, 0x8000000000005, @local={0xfe, 0x80, [], 0xaa}, 0x1ffffff}, 0x1c) 2026/11/30 21:11:06 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x22, &(0x7f0000ddfffc)=0x1, 0xfe8c) setsockopt$inet_tcp_int(r0, 0x6, 0x1e, &(0x7f0000000100)=0x1, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)="f4", 0x1, 0x87ff, &(0x7f0000000180)={0x2, 0x0, @dev={0xac, 0x14, 0x14}}, 0x10) 2026/11/30 21:11:06 executing program 6 (fault-call:2 fault-nth:59): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:11:06 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x2}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f00000000c0)={0xaa, 0x2}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r3 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r3, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r3, 0x3, 0x0, 0x5) mkdirat(r1, &(0x7f0000000040)='./file0\x00', 0x84) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r1, r2) 2026/11/30 21:11:06 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/hile0 ', 0x0, 0x0) [ 327.711029] FAULT_INJECTION: forcing a failure. [ 327.711029] name failslab, interval 1, probability 0, space 0, times 0 [ 327.722408] CPU: 1 PID: 27405 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 327.729687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 327.739043] Call Trace: [ 327.741645] dump_stack+0x1b9/0x294 [ 327.745289] ? dump_stack_print_info.cold.2+0x52/0x52 [ 327.750495] should_fail.cold.4+0xa/0x1a [ 327.754564] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 327.759685] ? graph_lock+0x170/0x170 [ 327.763497] ? lock_downgrade+0x8e0/0x8e0 [ 327.767652] ? find_held_lock+0x36/0x1c0 [ 327.771728] ? __lock_is_held+0xb5/0x140 [ 327.775809] ? check_same_owner+0x320/0x320 [ 327.780133] ? wait_for_completion+0x870/0x870 [ 327.784708] ? rcu_note_context_switch+0x710/0x710 [ 327.789619] ? graph_lock+0x170/0x170 [ 327.793407] __should_failslab+0x124/0x180 [ 327.797627] should_failslab+0x9/0x14 [ 327.801434] kmem_cache_alloc+0x2af/0x760 [ 327.805571] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 327.810576] __kernfs_new_node+0xe7/0x580 [ 327.814711] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 327.819455] ? kernfs_walk_and_get_ns+0x320/0x320 [ 327.824283] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 327.829807] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 327.835330] ? kernfs_put+0x493/0x750 [ 327.839127] ? kernfs_add_one+0x129/0x4d0 [ 327.843262] ? kernfs_get+0x30/0x30 [ 327.846875] kernfs_new_node+0x80/0xf0 [ 327.850749] kernfs_create_dir_ns+0x3d/0x140 [ 327.855144] internal_create_group+0x110/0x970 [ 327.859711] ? internal_create_group+0x347/0x970 [ 327.864455] sysfs_create_group+0x1f/0x30 [ 327.868596] dpm_sysfs_add+0x26/0x210 [ 327.872385] device_add+0xa11/0x16d0 [ 327.876090] ? device_private_init+0x230/0x230 [ 327.880670] ? kfree+0x1e9/0x260 [ 327.884027] ? kfree_const+0x5e/0x70 [ 327.887735] device_create_groups_vargs+0x1ff/0x270 [ 327.893245] device_create_vargs+0x46/0x60 [ 327.897470] bdi_register_va.part.10+0xbb/0x9b0 [ 327.902126] ? cgwb_kill+0x630/0x630 [ 327.905829] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 327.911347] ? bdi_init+0x416/0x510 [ 327.914956] ? wb_init+0x9e0/0x9e0 [ 327.918480] ? bdi_alloc_node+0x67/0xe0 [ 327.922440] ? bdi_alloc_node+0x67/0xe0 [ 327.926402] ? rcu_read_lock_sched_held+0x108/0x120 [ 327.931402] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 327.936666] ? _raw_spin_unlock+0x22/0x30 [ 327.940800] bdi_register_va+0x68/0x80 [ 327.944676] super_setup_bdi_name+0x123/0x220 [ 327.949157] ? kill_block_super+0x100/0x100 [ 327.953473] ? kmem_cache_alloc_trace+0x616/0x780 [ 327.958306] fuse_fill_super+0xe6e/0x1e20 [ 327.962446] ? fuse_get_root_inode+0x190/0x190 [ 327.967017] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 327.972028] ? kasan_check_read+0x11/0x20 [ 327.976170] ? cap_capable+0x1f9/0x260 [ 327.980057] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 327.985577] ? security_capable+0x99/0xc0 [ 327.989714] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 327.995234] ? ns_capable_common+0x13f/0x170 [ 327.999630] ? get_anon_bdev+0x2f0/0x2f0 [ 328.003679] ? sget+0x113/0x150 [ 328.006944] ? fuse_get_root_inode+0x190/0x190 [ 328.011512] mount_nodev+0x6b/0x110 [ 328.015126] fuse_mount+0x2c/0x40 [ 328.018564] mount_fs+0xae/0x328 [ 328.021919] vfs_kern_mount.part.34+0xd4/0x4d0 [ 328.026485] ? may_umount+0xb0/0xb0 [ 328.030098] ? _raw_read_unlock+0x22/0x30 [ 328.034231] ? __get_fs_type+0x97/0xc0 [ 328.038105] do_mount+0x564/0x3070 [ 328.041633] ? copy_mount_string+0x40/0x40 [ 328.045860] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 328.050603] ? retint_kernel+0x10/0x10 [ 328.054487] ? __sanitizer_cov_trace_const_cmp4+0x5/0x20 [ 328.059929] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 328.065452] ? copy_mount_options+0x285/0x380 [ 328.069934] ksys_mount+0x12d/0x140 [ 328.073548] __x64_sys_mount+0xbe/0x150 [ 328.077506] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 328.082510] do_syscall_64+0x1b1/0x800 [ 328.086385] ? finish_task_switch+0x1ca/0x840 [ 328.090868] ? syscall_return_slowpath+0x5c0/0x5c0 [ 328.095783] ? syscall_return_slowpath+0x30f/0x5c0 [ 328.100704] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 328.106063] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 328.110892] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 328.116064] RIP: 0033:0x455a09 [ 328.119236] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 328.126928] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 328.134188] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 328.141447] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 328.148702] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 328.155954] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:11:07 executing program 5: r0 = syz_open_dev$sg(&(0x7f0000000000)='/dev/sg#\x00', 0x0, 0x2) write$binfmt_misc(r0, &(0x7f00000000c0)=ANY=[@ANYBLOB="5300000044a6aeabec2e020017000000000015080000000013db98200000000013abdd6d03009a946e99ec00000000000092c682730e590851d92a873dd3531e60c02e2e5feb992c457e9791fd96101963c66c4bf3623a9f"], 0x58) 2026/11/30 21:11:07 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) r1 = dup2(r0, r0) ioctl$sock_inet_tcp_SIOCOUTQ(r1, 0x5411, &(0x7f0000000200)) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) ioctl$KVM_SET_BOOT_CPU_ID(r1, 0xae78, &(0x7f0000000040)=0x1) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r1, 0x84, 0x21, &(0x7f0000000400)=0x1, 0xe4) readv(r0, &(0x7f0000002840)=[{&(0x7f00000005c0)=""/4096}, {&(0x7f0000003900)=""/181}, {&(0x7f00000004c0)=""/115}, {&(0x7f0000000540)=""/3, 0x329}, {&(0x7f00000015c0)=""/218}, {&(0x7f00000016c0)=""/33}, {&(0x7f0000002900)=""/4096, 0x271}, {&(0x7f0000002700)=""/234}, {&(0x7f0000002800)=""/3, 0xa8}], 0x1000000000000031) ioctl$fiemap(r0, 0xc020660b, &(0x7f0000000280)={0xdd99, 0x40, 0x0, 0xfffffffffffffff9, 0x5, [{0x0, 0x200, 0x7, 0x0, 0x0, 0x100}, {0x4, 0xfff, 0x20776bd6, 0x0, 0x0, 0x1}, {0x6, 0x6, 0x1}, {0xfffffffffffffffe, 0x7ff, 0x1fe00000000000, 0x0, 0x0, 0x900}, {0x4, 0x80, 0x5, 0x0, 0x0, 0x6}]}) r2 = syz_open_dev$midi(&(0x7f0000000180)='/dev/midi#\x00', 0xfffffffffffffffa, 0x10200) ioctl$TIOCGSID(r2, 0x5429, &(0x7f00000001c0)) 2026/11/30 21:11:07 executing program 3: perf_event_open(&(0x7f00000004c0)={0x2, 0x70, 0x72, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000100)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000340)='/dev/vga_arbiter\x00', 0x0, 0x0) 2026/11/30 21:11:07 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/0xffffffffffffffff, 0xffffffffffffffff}, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r1, 0x84, 0x18, &(0x7f0000000040)={0x0, 0x1ff}, &(0x7f00000000c0)=0x8) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDR_INFO(r2, 0x84, 0xf, &(0x7f0000000100)={r3, @in={{0x2, 0x4e24, @multicast1=0xe0000001}}, 0x4, 0x7, 0x8, 0x1, 0xf3}, &(0x7f00000001c0)=0x98) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r4 = userfaultfd(0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000000200)={0xaa, 0x8}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r5 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r5, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r5, 0x3, 0x0, 0x5) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r1, r4) 2026/11/30 21:11:08 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/*ile0 ', 0x0, 0x0) 2026/11/30 21:11:08 executing program 5: [ 329.126091] FAULT_INJECTION: forcing a failure. [ 329.126091] name failslab, interval 1, probability 0, space 0, times 0 [ 329.137371] CPU: 1 PID: 27462 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 329.144651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 329.154008] Call Trace: [ 329.156612] dump_stack+0x1b9/0x294 [ 329.160257] ? dump_stack_print_info.cold.2+0x52/0x52 [ 329.165459] ? __mutex_lock+0x7d9/0x17f0 [ 329.169527] ? perf_trace_lock+0xd6/0x900 2026/11/30 21:11:08 executing program 7: r0 = syz_open_dev$dmmidi(&(0x7f00000001c0)='/dev/dmmidi#\x00', 0x7, 0x80000) bind$bt_rfcomm(r0, &(0x7f0000000200)={0x1f, {0x8, 0x80000001, 0x4, 0x3, 0x20, 0x7ff}, 0x5}, 0xa) r1 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r1, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4000000000000}, 0xb) sendto$inet(r1, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r1, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r1, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) sendto$inet(r1, &(0x7f00000005c0)="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", 0x1000, 0x40, &(0x7f0000000180)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) readv(r1, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) [ 329.173700] should_fail.cold.4+0xa/0x1a [ 329.177773] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 329.182891] ? graph_lock+0x170/0x170 [ 329.186707] ? find_held_lock+0x36/0x1c0 [ 329.190785] ? __lock_is_held+0xb5/0x140 [ 329.194866] ? check_same_owner+0x320/0x320 [ 329.199193] ? kasan_check_write+0x14/0x20 [ 329.203434] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 329.208378] ? rcu_note_context_switch+0x710/0x710 [ 329.213324] __should_failslab+0x124/0x180 [ 329.217589] should_failslab+0x9/0x14 [ 329.221397] kmem_cache_alloc+0x2af/0x760 2026/11/30 21:11:08 executing program 5: 2026/11/30 21:11:08 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0//ile0 ', 0x0, 0x0) [ 329.225563] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 329.230511] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 329.235541] __kernfs_new_node+0xe7/0x580 [ 329.239706] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 329.244473] ? mutex_unlock+0xd/0x10 [ 329.248193] ? kernfs_activate+0x20e/0x2a0 [ 329.252438] ? kernfs_walk_and_get_ns+0x320/0x320 [ 329.257294] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 329.262838] ? kernfs_link_sibling+0x1d2/0x3b0 [ 329.267436] kernfs_new_node+0x80/0xf0 [ 329.271339] __kernfs_create_file+0x4d/0x330 [ 329.275762] sysfs_add_file_mode_ns+0x21a/0x560 [ 329.280450] sysfs_add_file+0x4e/0x60 [ 329.284264] sysfs_merge_group+0xfa/0x230 [ 329.288427] dpm_sysfs_add+0x161/0x210 [ 329.292323] device_add+0xa11/0x16d0 [ 329.296074] ? device_private_init+0x230/0x230 [ 329.300660] ? kfree+0x1e9/0x260 [ 329.304035] ? kfree_const+0x5e/0x70 [ 329.307762] device_create_groups_vargs+0x1ff/0x270 [ 329.312787] device_create_vargs+0x46/0x60 [ 329.317038] bdi_register_va.part.10+0xbb/0x9b0 [ 329.321714] ? cgwb_kill+0x630/0x630 [ 329.325435] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.330972] ? bdi_init+0x416/0x510 [ 329.334599] ? wb_init+0x9e0/0x9e0 [ 329.338144] ? bdi_alloc_node+0x67/0xe0 [ 329.342120] ? bdi_alloc_node+0x67/0xe0 [ 329.346100] ? rcu_read_lock_sched_held+0x108/0x120 [ 329.351129] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 329.356412] ? _raw_spin_unlock+0x22/0x30 [ 329.360573] bdi_register_va+0x68/0x80 [ 329.364468] super_setup_bdi_name+0x123/0x220 [ 329.368967] ? kill_block_super+0x100/0x100 [ 329.373294] ? kmem_cache_alloc_trace+0x616/0x780 [ 329.378144] ? match_wildcard+0x3c0/0x3c0 [ 329.382297] ? trace_hardirqs_on+0xd/0x10 [ 329.386463] fuse_fill_super+0xe6e/0x1e20 [ 329.390626] ? fuse_get_root_inode+0x190/0x190 [ 329.395216] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 329.400243] ? kasan_check_read+0x11/0x20 [ 329.404403] ? cap_capable+0x1f9/0x260 [ 329.408304] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.413847] ? security_capable+0x99/0xc0 [ 329.418008] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.423554] ? ns_capable_common+0x13f/0x170 [ 329.427976] ? get_anon_bdev+0x2f0/0x2f0 [ 329.432049] ? sget+0x113/0x150 [ 329.435338] ? fuse_get_root_inode+0x190/0x190 [ 329.439926] mount_nodev+0x6b/0x110 [ 329.443562] fuse_mount+0x2c/0x40 [ 329.447022] mount_fs+0xae/0x328 [ 329.450401] vfs_kern_mount.part.34+0xd4/0x4d0 [ 329.454990] ? may_umount+0xb0/0xb0 [ 329.458623] ? _raw_read_unlock+0x22/0x30 [ 329.462775] ? __get_fs_type+0x97/0xc0 [ 329.466671] do_mount+0x564/0x3070 [ 329.470225] ? copy_mount_string+0x40/0x40 [ 329.474470] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 329.479493] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 329.484278] ? retint_kernel+0x10/0x10 [ 329.488184] ? copy_mount_options+0x1f0/0x380 [ 329.492694] ? copy_mount_options+0x1fa/0x380 [ 329.497195] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.502734] ? copy_mount_options+0x285/0x380 [ 329.507239] ksys_mount+0x12d/0x140 [ 329.510875] __x64_sys_mount+0xbe/0x150 [ 329.514855] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 329.519882] do_syscall_64+0x1b1/0x800 [ 329.523777] ? finish_task_switch+0x1ca/0x840 [ 329.528279] ? syscall_return_slowpath+0x5c0/0x5c0 [ 329.533217] ? syscall_return_slowpath+0x30f/0x5c0 [ 329.538156] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 329.543527] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 329.548385] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 329.553573] RIP: 0033:0x455a09 [ 329.556761] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 329.564477] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 2026/11/30 21:11:08 executing program 4: 2026/11/30 21:11:08 executing program 5: 2026/11/30 21:11:08 executing program 4: 2026/11/30 21:11:08 executing program 5: 2026/11/30 21:11:08 executing program 4: [ 329.571748] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 329.579019] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 329.586289] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 329.593563] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:11:08 executing program 6 (fault-call:2 fault-nth:61): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:11:08 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) socket$inet_sctp(0x2, 0x5, 0x84) 2026/11/30 21:11:08 executing program 4: 2026/11/30 21:11:08 executing program 5: 2026/11/30 21:11:08 executing program 1: [ 329.799440] FAULT_INJECTION: forcing a failure. [ 329.799440] name failslab, interval 1, probability 0, space 0, times 0 [ 329.810811] CPU: 0 PID: 27506 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 329.818105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 329.827470] Call Trace: [ 329.830081] dump_stack+0x1b9/0x294 [ 329.833721] ? dump_stack_print_info.cold.2+0x52/0x52 [ 329.838918] should_fail.cold.4+0xa/0x1a [ 329.842992] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 329.848111] ? graph_lock+0x170/0x170 [ 329.851908] ? find_held_lock+0x36/0x1c0 [ 329.855964] ? __lock_is_held+0xb5/0x140 [ 329.860045] ? check_same_owner+0x320/0x320 [ 329.864361] ? kasan_check_write+0x14/0x20 [ 329.868588] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 329.873509] ? rcu_note_context_switch+0x710/0x710 [ 329.878435] __should_failslab+0x124/0x180 [ 329.882677] should_failslab+0x9/0x14 [ 329.886480] kmem_cache_alloc+0x2af/0x760 [ 329.890625] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 329.895550] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 329.900561] __kernfs_new_node+0xe7/0x580 [ 329.904715] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 329.909471] ? mutex_unlock+0xd/0x10 [ 329.913174] ? kernfs_activate+0x20e/0x2a0 [ 329.917411] ? kernfs_walk_and_get_ns+0x320/0x320 [ 329.922276] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 329.927801] ? kernfs_link_sibling+0x1d2/0x3b0 [ 329.932379] kernfs_new_node+0x80/0xf0 [ 329.936259] __kernfs_create_file+0x4d/0x330 [ 329.940658] sysfs_add_file_mode_ns+0x21a/0x560 [ 329.945331] sysfs_add_file+0x4e/0x60 [ 329.949120] sysfs_merge_group+0xfa/0x230 [ 329.953260] dpm_sysfs_add+0x161/0x210 [ 329.957149] device_add+0xa11/0x16d0 [ 329.960872] ? device_private_init+0x230/0x230 [ 329.965449] ? kfree+0x1e9/0x260 [ 329.968818] ? kfree_const+0x5e/0x70 [ 329.972534] device_create_groups_vargs+0x1ff/0x270 [ 329.977548] device_create_vargs+0x46/0x60 [ 329.981789] bdi_register_va.part.10+0xbb/0x9b0 [ 329.986447] ? cgwb_kill+0x630/0x630 [ 329.990168] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 329.995696] ? bdi_init+0x416/0x510 [ 329.999307] ? wb_init+0x9e0/0x9e0 [ 330.002837] ? bdi_alloc_node+0x67/0xe0 [ 330.006797] ? bdi_alloc_node+0x67/0xe0 [ 330.010760] ? rcu_read_lock_sched_held+0x108/0x120 [ 330.015764] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 330.021049] ? _raw_spin_unlock+0x22/0x30 [ 330.025198] bdi_register_va+0x68/0x80 [ 330.029083] super_setup_bdi_name+0x123/0x220 [ 330.033564] ? kill_block_super+0x100/0x100 [ 330.037876] ? kmem_cache_alloc_trace+0x616/0x780 [ 330.042720] ? match_wildcard+0x3c0/0x3c0 [ 330.046868] ? trace_hardirqs_on+0xd/0x10 [ 330.051014] fuse_fill_super+0xe6e/0x1e20 [ 330.055179] ? fuse_get_root_inode+0x190/0x190 [ 330.060238] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 330.065246] ? kasan_check_read+0x11/0x20 [ 330.069396] ? cap_capable+0x1f9/0x260 [ 330.073289] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.078812] ? security_capable+0x99/0xc0 [ 330.082951] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.088473] ? ns_capable_common+0x13f/0x170 [ 330.092888] ? get_anon_bdev+0x2f0/0x2f0 [ 330.096944] ? sget+0x113/0x150 [ 330.100215] ? fuse_get_root_inode+0x190/0x190 [ 330.104784] mount_nodev+0x6b/0x110 [ 330.108400] fuse_mount+0x2c/0x40 [ 330.111843] mount_fs+0xae/0x328 [ 330.115214] vfs_kern_mount.part.34+0xd4/0x4d0 [ 330.119786] ? may_umount+0xb0/0xb0 [ 330.123407] ? _raw_read_unlock+0x22/0x30 [ 330.127559] ? __get_fs_type+0x97/0xc0 [ 330.131441] do_mount+0x564/0x3070 [ 330.134972] ? copy_mount_string+0x40/0x40 [ 330.139203] ? rcu_pm_notify+0xc0/0xc0 [ 330.143108] ? copy_mount_options+0x5f/0x380 [ 330.147514] ? rcu_read_lock_sched_held+0x108/0x120 [ 330.152525] ? kmem_cache_alloc_trace+0x616/0x780 [ 330.157361] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 330.162886] ? _copy_from_user+0xdf/0x150 [ 330.167034] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.172573] ? copy_mount_options+0x285/0x380 [ 330.177077] ksys_mount+0x12d/0x140 [ 330.180695] __x64_sys_mount+0xbe/0x150 [ 330.184659] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 330.189668] do_syscall_64+0x1b1/0x800 [ 330.193541] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 330.198371] ? syscall_return_slowpath+0x5c0/0x5c0 [ 330.203295] ? syscall_return_slowpath+0x30f/0x5c0 [ 330.208216] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 330.213570] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 330.218406] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 330.223581] RIP: 0033:0x455a09 [ 330.226767] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 330.234487] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 330.241766] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 330.249049] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 330.256334] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 330.263606] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:11:09 executing program 3: 2026/11/30 21:11:09 executing program 6 (fault-call:2 fault-nth:62): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:11:09 executing program 0: syz_open_dev$sndpcmp(&(0x7f00000000c0)='/dev/snd/pcmC#D#p\x00', 0x100000000, 0x80800) r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$EVIOCGVERSION(r1, 0x80044501, &(0x7f0000000040)=""/41) fcntl$setsig(r2, 0xa, 0x2f) r3 = userfaultfd(0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r4 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r4, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fgetxattr(r2, &(0x7f00000001c0)=ANY=[@ANYBLOB="62747266732e232640247d27776c616e3147504c776c616e302f8d656c66242d63707573657428276d696d655f747970652d2373656375726974792d656d30252700445191a2b87a00488b3207016466d006a4cd722c80f412d342c0fd53680ae77960240185e7d6c1f0867d4341ed0ca208d5ed891949c6a71e7bd285f7884a4c529b445ac932f006857a17295a22d1d11f2d587419db392b0ebc272a095d999b2e84d5bf980308fa8978c3a2c9841d1a72092b8824dff09b5a79b8f7fccb7d4941a5c555a74ef2d300af499120e043f881c6285b9c7d7c15fcbf98979ef74344c6dff4d77442bb3ade70482ff63a557d9bb3ca4a9d167b9cfebe5012e21d00fb9a102f5a08fd858a938c7dbfd1014543af4499f6106e3bf201a9abe57285e56a42b794eb45c0f56ebda2024a3fe87f66f375ac759f1747fc0d71c29c6648c4ce3512ca84ae1f14d6ef9d22d82fa695497a9835bfa62219da06693b4807c0cd17c7927a2056194e4be125ae67b04a6342dee3099a"], &(0x7f0000000140)=""/97, 0x61) fallocate(r4, 0x3, 0x0, 0x5) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r1, r3) 2026/11/30 21:11:09 executing program 1: 2026/11/30 21:11:09 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/oile0 ', 0x0, 0x0) 2026/11/30 21:11:09 executing program 5: 2026/11/30 21:11:09 executing program 4: 2026/11/30 21:11:09 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) getsockopt$ARPT_SO_GET_ENTRIES(r0, 0x0, 0x61, &(0x7f0000000280)={'filter\x00', 0xc9, "e3757dce76950427e087d6b074da066b9174f2f5c5e19bb8183dc7a2426317b02c7827bcc9cf48d04b9e2c9ff044a54a1a4a62796168786ed2a90eb061152c2edc37ce1d51380af2c86436851427b13b470a72c220408947188b2c8b26762d6fbb6f776dfadd3c8296573752b1e747ffda7ef38222a70393d07706f37099e8a63785883d89f98a2ae4cc68506f33d01046b6a1055c29f766b90be4b8afb190f720b89da626caf42a698b3d794356d79d3a3f429052bf4bac3159de551bde640bf15691cf6beeeaa3c2"}, &(0x7f0000000180)=0xed) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:11:09 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$sock_int(r0, 0x1, 0xf, &(0x7f0000d1c000)=0x2c, 0x4) bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e20}, 0x1c) [ 330.398871] FAULT_INJECTION: forcing a failure. [ 330.398871] name failslab, interval 1, probability 0, space 0, times 0 [ 330.410214] CPU: 0 PID: 27527 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 330.417502] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 330.426861] Call Trace: [ 330.429469] dump_stack+0x1b9/0x294 [ 330.433127] ? dump_stack_print_info.cold.2+0x52/0x52 [ 330.438356] should_fail.cold.4+0xa/0x1a [ 330.442444] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 330.447576] ? graph_lock+0x170/0x170 [ 330.451414] ? find_held_lock+0x36/0x1c0 [ 330.455505] ? __lock_is_held+0xb5/0x140 [ 330.459580] ? read_lba+0x350/0x840 [ 330.463249] ? check_same_owner+0x320/0x320 [ 330.467591] ? kasan_check_write+0x14/0x20 [ 330.471908] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 330.476865] ? rcu_note_context_switch+0x710/0x710 [ 330.481827] __should_failslab+0x124/0x180 [ 330.486099] should_failslab+0x9/0x14 [ 330.489917] kmem_cache_alloc+0x2af/0x760 [ 330.494084] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 330.499046] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 330.504089] __kernfs_new_node+0xe7/0x580 [ 330.508264] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 330.513044] ? mutex_unlock+0xd/0x10 [ 330.516775] ? kernfs_activate+0x20e/0x2a0 [ 330.521035] ? kernfs_walk_and_get_ns+0x320/0x320 [ 330.525904] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 330.531456] ? kernfs_link_sibling+0x1d2/0x3b0 [ 330.536074] kernfs_new_node+0x80/0xf0 [ 330.540005] __kernfs_create_file+0x4d/0x330 [ 330.544442] sysfs_add_file_mode_ns+0x21a/0x560 [ 330.549136] sysfs_add_file+0x4e/0x60 [ 330.552951] sysfs_merge_group+0xfa/0x230 [ 330.557127] dpm_sysfs_add+0x161/0x210 [ 330.561034] device_add+0xa11/0x16d0 [ 330.564779] ? device_private_init+0x230/0x230 [ 330.569370] ? kfree+0x1e9/0x260 [ 330.572754] ? kfree_const+0x5e/0x70 [ 330.576496] device_create_groups_vargs+0x1ff/0x270 [ 330.581533] device_create_vargs+0x46/0x60 [ 330.585796] bdi_register_va.part.10+0xbb/0x9b0 [ 330.590489] ? cgwb_kill+0x630/0x630 [ 330.594222] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.599757] ? bdi_init+0x416/0x510 [ 330.603370] ? wb_init+0x9e0/0x9e0 [ 330.606901] ? bdi_alloc_node+0x67/0xe0 [ 330.610868] ? bdi_alloc_node+0x67/0xe0 [ 330.614830] ? rcu_read_lock_sched_held+0x108/0x120 [ 330.619834] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 330.625117] ? _raw_spin_unlock+0x22/0x30 [ 330.629289] bdi_register_va+0x68/0x80 [ 330.633180] super_setup_bdi_name+0x123/0x220 [ 330.637668] ? kill_block_super+0x100/0x100 [ 330.642073] ? kmem_cache_alloc_trace+0x616/0x780 [ 330.646920] ? match_wildcard+0x3c0/0x3c0 [ 330.651085] ? trace_hardirqs_on+0xd/0x10 [ 330.655246] fuse_fill_super+0xe6e/0x1e20 [ 330.659396] ? fuse_get_root_inode+0x190/0x190 [ 330.663973] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 330.668999] ? kasan_check_read+0x11/0x20 [ 330.673150] ? cap_capable+0x1f9/0x260 [ 330.677036] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.682568] ? security_capable+0x99/0xc0 [ 330.686709] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.692241] ? ns_capable_common+0x13f/0x170 [ 330.696653] ? get_anon_bdev+0x2f0/0x2f0 [ 330.700708] ? sget+0x113/0x150 [ 330.703977] ? fuse_get_root_inode+0x190/0x190 [ 330.708563] mount_nodev+0x6b/0x110 [ 330.712203] fuse_mount+0x2c/0x40 [ 330.715653] mount_fs+0xae/0x328 [ 330.719010] vfs_kern_mount.part.34+0xd4/0x4d0 [ 330.723597] ? may_umount+0xb0/0xb0 [ 330.727221] ? _raw_read_unlock+0x22/0x30 [ 330.731363] ? __get_fs_type+0x97/0xc0 [ 330.735243] do_mount+0x564/0x3070 [ 330.738772] ? do_raw_spin_unlock+0x9e/0x2e0 [ 330.743174] ? copy_mount_string+0x40/0x40 [ 330.747403] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 330.752420] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 330.757170] ? retint_kernel+0x10/0x10 [ 330.761069] ? copy_mount_options+0x1f0/0x380 [ 330.765558] ? copy_mount_options+0x1f6/0x380 [ 330.770050] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 330.775580] ? copy_mount_options+0x285/0x380 [ 330.780088] ksys_mount+0x12d/0x140 [ 330.783717] __x64_sys_mount+0xbe/0x150 [ 330.787678] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 330.792686] do_syscall_64+0x1b1/0x800 [ 330.796573] ? finish_task_switch+0x1ca/0x840 [ 330.801080] ? syscall_return_slowpath+0x5c0/0x5c0 [ 330.806009] ? syscall_return_slowpath+0x30f/0x5c0 [ 330.810932] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 330.816290] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 330.821131] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 330.826316] RIP: 0033:0x455a09 [ 330.829495] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 330.837201] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 330.844459] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 330.851714] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 330.858969] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 330.866223] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:11:10 executing program 5: r0 = perf_event_open(&(0x7f0000940000)={0x2, 0x70, 0xfffffffffffffffe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x0, 0x80011, r0, 0x0) perf_event_open(&(0x7f000001d000)={0x200000002, 0x70, 0x100000006, 0x108000001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$evdev(&(0x7f0000dfdfee)='/dev/input/event#\x00', 0x0, 0x0) pselect6(0x40, &(0x7f0000f33fc0)={0x3ffffd}, &(0x7f0000768000), &(0x7f0000086000), &(0x7f0000349000)={0x0, 0x989680}, &(0x7f0000f14000)={&(0x7f0000a65ff8), 0x8}) 2026/11/30 21:11:10 executing program 3: r0 = syz_open_procfs(0x0, &(0x7f0000000180)='mountinfo\x00') mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f00000001c0)='ramfs\x00', 0x83, &(0x7f00000007c0)) mount(&(0x7f0000d04000)='./file0\x00', &(0x7f0000903000)='./file0\x00', &(0x7f0000000340)='bdev\x00', 0x100000, &(0x7f00000002c0)) mount(&(0x7f0000000240)='./file0\x00', &(0x7f0000000100)='.', &(0x7f0000000040)="045b898f73", 0x1004, 0x0) mount(&(0x7f00000008c0)='.', &(0x7f0000000080)='.', &(0x7f0000753000)='mslos\x00', 0x5010, &(0x7f0000000ac0)) mount(&(0x7f0000377ff8)='.', &(0x7f0000187ff8)='.', &(0x7f0000753000)='mslos\x00', 0x5010, &(0x7f00000e7000)) preadv(r0, &(0x7f00000023c0)=[{&(0x7f0000002400)=""/4096, 0x1000}], 0x10000000000001d1, 0x0) 2026/11/30 21:11:10 executing program 1: sched_setaffinity(0x0, 0x8, &(0x7f0000000080)) perf_event_open(&(0x7f00000004c0)={0x2, 0x70, 0x72, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000100)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_procfs(0x0, &(0x7f00000001c0)='gid_map\x00') 2026/11/30 21:11:10 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000680)=[{&(0x7f0000000280)=""/197}, {&(0x7f0000000200)=""/1}, {&(0x7f0000000700)=""/179}, {&(0x7f0000000440)=""/244}, {&(0x7f00000005c0)=""/162}, {&(0x7f0000000540)=""/28}], 0x347) 2026/11/30 21:11:10 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r3 = userfaultfd(0x8000000000) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000013000/0x2000)=nil, 0x2000}, 0xfffffffffffffffe}) r4 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r4, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r4, 0x3, 0x0, 0x5) r5 = creat(&(0x7f0000000000)='./file0\x00', 0x0) ioctl$KVM_X86_SETUP_MCE(r5, 0x4008ae9c, &(0x7f0000000040)={0x0, 0x7, 0x100000001}) dup2(r1, r3) ioctl$EVIOCSREP(r2, 0x40084503, &(0x7f00000000c0)=[0x8000, 0x7]) 2026/11/30 21:11:10 executing program 4: sched_setaffinity(0x0, 0x7, &(0x7f00000000c0)=0x9) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getxattr(&(0x7f0000000100)='./file0\x00', &(0x7f00000012c0)=ANY=[@ANYBLOB="6f73782e75736572657468312376666f786e65743000d6a0adbb443fa1d186e248142177b7287d44617962dee1b9e505cb9ee29de12bbabc4588206b56940e8901f3492347bc8ba23fe60284719e99e8c34eee0b28852b89e04968abaac5e07cd3e80aced0a187099f04d67e4a9a735c6e65e0d0bccdb4d7a00a63e09e24ca185d2f94717dbc853ca25d10a19b1279c18eb91fd0cb0c31339b3585f0da92736269f8d1d65870711d7ced52ca5723c4a7368c1915259beb191a7f"], &(0x7f00000002c0)=""/4096, 0x1000) syz_open_dev$loop(&(0x7f0000000200)='/dev/loop#\x00', 0x0, 0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000140), &(0x7f00000001c0)=0xc) mkdir(&(0x7f0000000200)='./file0\x00', 0x0) mount(&(0x7f00008deff8)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f000015bffc)='nfs\x00', 0x7a00, &(0x7f0000000000)) pivot_root(&(0x7f0000000240)='./file0\x00', &(0x7f0000000180)='./file0\x00') 2026/11/30 21:11:10 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/"ile0 ', 0x0, 0x0) 2026/11/30 21:11:10 executing program 6 (fault-call:2 fault-nth:63): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) [ 331.273728] FAULT_INJECTION: forcing a failure. [ 331.273728] name failslab, interval 1, probability 0, space 0, times 0 [ 331.285020] CPU: 1 PID: 27555 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 331.292305] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 331.301652] Call Trace: [ 331.304254] dump_stack+0x1b9/0x294 [ 331.307897] ? dump_stack_print_info.cold.2+0x52/0x52 [ 331.313111] ? __mutex_lock+0x7d9/0x17f0 [ 331.317181] ? perf_trace_lock+0xd6/0x900 [ 331.321342] should_fail.cold.4+0xa/0x1a [ 331.325423] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 331.330541] ? graph_lock+0x170/0x170 [ 331.334353] ? find_held_lock+0x36/0x1c0 [ 331.338438] ? __lock_is_held+0xb5/0x140 [ 331.342530] ? check_same_owner+0x320/0x320 [ 331.346860] ? kasan_check_write+0x14/0x20 [ 331.351102] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 331.356042] ? rcu_note_context_switch+0x710/0x710 [ 331.360985] __should_failslab+0x124/0x180 [ 331.365231] should_failslab+0x9/0x14 [ 331.369039] kmem_cache_alloc+0x2af/0x760 [ 331.373191] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 331.378135] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 331.383161] __kernfs_new_node+0xe7/0x580 [ 331.387324] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 331.392088] ? mutex_unlock+0xd/0x10 [ 331.395807] ? kernfs_activate+0x20e/0x2a0 [ 331.400054] ? kernfs_walk_and_get_ns+0x320/0x320 [ 331.404914] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 331.410464] ? kernfs_link_sibling+0x1d2/0x3b0 [ 331.415073] kernfs_new_node+0x80/0xf0 [ 331.418972] __kernfs_create_file+0x4d/0x330 [ 331.423391] sysfs_add_file_mode_ns+0x21a/0x560 [ 331.428077] sysfs_add_file+0x4e/0x60 [ 331.431887] sysfs_merge_group+0xfa/0x230 [ 331.436046] dpm_sysfs_add+0x161/0x210 [ 331.439954] device_add+0xa11/0x16d0 [ 331.443701] ? device_private_init+0x230/0x230 [ 331.448287] ? kfree+0x1e9/0x260 [ 331.451662] ? kfree_const+0x5e/0x70 [ 331.455383] device_create_groups_vargs+0x1ff/0x270 [ 331.460411] device_create_vargs+0x46/0x60 [ 331.465007] bdi_register_va.part.10+0xbb/0x9b0 [ 331.469683] ? cgwb_kill+0x630/0x630 [ 331.473409] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.478946] ? bdi_init+0x416/0x510 [ 331.482574] ? wb_init+0x9e0/0x9e0 [ 331.486118] ? bdi_alloc_node+0x67/0xe0 [ 331.490096] ? bdi_alloc_node+0x67/0xe0 [ 331.494080] ? rcu_read_lock_sched_held+0x108/0x120 [ 331.499102] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 331.504387] ? _raw_spin_unlock+0x22/0x30 [ 331.508548] bdi_register_va+0x68/0x80 [ 331.512442] super_setup_bdi_name+0x123/0x220 [ 331.516941] ? kill_block_super+0x100/0x100 2026/11/30 21:11:10 executing program 4: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$IP_VS_SO_SET_STOPDAEMON(0xffffffffffffffff, 0x0, 0x48c, &(0x7f0000000080)={0x0, 'veth0_to_bridge\x00'}, 0x18) ioctl(r0, 0x800000000008982, &(0x7f0000000080)) socket(0x0, 0x0, 0x0) ioctl$KVM_ENABLE_CAP_CPU(0xffffffffffffffff, 0x8400ae8e, &(0x7f00000001c0)) 2026/11/30 21:11:10 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) restart_syscall() readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) [ 331.521274] ? kmem_cache_alloc_trace+0x616/0x780 [ 331.526120] ? match_wildcard+0x3c0/0x3c0 [ 331.530268] ? trace_hardirqs_on+0xd/0x10 [ 331.534431] fuse_fill_super+0xe6e/0x1e20 [ 331.538593] ? fuse_get_root_inode+0x190/0x190 [ 331.543186] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 331.548213] ? kasan_check_read+0x11/0x20 [ 331.552368] ? cap_capable+0x1f9/0x260 [ 331.556271] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.561812] ? security_capable+0x99/0xc0 [ 331.565971] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.571518] ? ns_capable_common+0x13f/0x170 [ 331.575933] ? get_anon_bdev+0x2f0/0x2f0 [ 331.579980] ? sget+0x113/0x150 [ 331.583247] ? fuse_get_root_inode+0x190/0x190 [ 331.587817] mount_nodev+0x6b/0x110 [ 331.591430] fuse_mount+0x2c/0x40 [ 331.594869] mount_fs+0xae/0x328 [ 331.598229] vfs_kern_mount.part.34+0xd4/0x4d0 [ 331.602797] ? may_umount+0xb0/0xb0 [ 331.606412] ? _raw_read_unlock+0x22/0x30 [ 331.610544] ? __get_fs_type+0x97/0xc0 [ 331.614421] do_mount+0x564/0x3070 [ 331.617947] ? do_raw_spin_unlock+0x9e/0x2e0 [ 331.622344] ? copy_mount_string+0x40/0x40 [ 331.626566] ? rcu_pm_notify+0xc0/0xc0 [ 331.630444] ? copy_mount_options+0x5f/0x380 [ 331.634836] ? rcu_read_lock_sched_held+0x108/0x120 [ 331.639838] ? kmem_cache_alloc_trace+0x616/0x780 [ 331.644671] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 331.650199] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 331.655718] ? copy_mount_options+0x285/0x380 [ 331.660199] ksys_mount+0x12d/0x140 [ 331.663811] __x64_sys_mount+0xbe/0x150 [ 331.667767] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 331.672772] do_syscall_64+0x1b1/0x800 [ 331.676644] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 331.681472] ? syscall_return_slowpath+0x5c0/0x5c0 [ 331.686391] ? syscall_return_slowpath+0x30f/0x5c0 [ 331.691311] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 331.696666] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 331.701498] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 331.706671] RIP: 0033:0x455a09 [ 331.709844] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 331.717540] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 2026/11/30 21:11:10 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000), 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r2, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r2, 0x3, 0x0, 0x5) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r1, r1) [ 331.724793] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 331.732049] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 331.739307] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 331.746559] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:11:10 executing program 1: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0) readv(r0, &(0x7f0000000500)=[{&(0x7f00000004c0)=""/54, 0x36}], 0x1) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) sched_setaffinity(0x0, 0x8, &(0x7f0000000100)=0x2) r1 = syz_open_pts(r0, 0x2) dup3(r1, r0, 0x0) write(r0, &(0x7f0000c34fff), 0xffffff0b) ioctl$TCXONC(0xffffffffffffffff, 0x540a, 0x0) 2026/11/30 21:11:10 executing program 5: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) clock_gettime(0x0, &(0x7f0000000040)={0x0, 0x0}) setitimer(0x0, &(0x7f00000000c0)={{r1, r2/1000+10000}}, &(0x7f00000001c0)) pipe2(&(0x7f0000989000)={0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r4 = userfaultfd(0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000000180)={0xaa}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r5 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r5, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) mount(&(0x7f0000434ff8)='./file0\x00', &(0x7f0000abf000)='./file0\x00', &(0x7f0000f4c000)='jfs\x00', 0x1023402, 0x0) unlink(&(0x7f00003b3000)='./file0\x00') lsetxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000100)=@known='system.advise\x00', &(0x7f0000000140)='vfat\x00', 0x5, 0x0) dup2(r3, r4) 2026/11/30 21:11:10 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) r1 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000001c0)={0xffffffffffffffff, 0x3, 0x1, 0x6, &(0x7f0000000180)=[0x0, 0x0], 0x2}, 0x20) ioctl$ASHMEM_SET_SIZE(r1, 0x40087703, 0x10000) 2026/11/30 21:11:10 executing program 6 (fault-call:2 fault-nth:64): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:11:10 executing program 7: r0 = syz_open_dev$sndpcmc(&(0x7f0000000100)='/dev/snd/pcmC#D#c\x00', 0x5, 0x8000) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000180)={0x0, 0x5}, &(0x7f0000000200)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x22, &(0x7f0000000280)={0x3, 0xa, 0x6, 0x6, r1}, &(0x7f00000002c0)=0x10) r2 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r2, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r2, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r2, &(0x7f0000000140)='E', 0x1, 0x240400d0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) ioctl$DRM_IOCTL_AGP_ALLOC(r0, 0xc0206434, &(0x7f0000000300)={0x4, 0x0, 0x0, 0x6}) ioctl$DRM_IOCTL_SG_FREE(r2, 0x40106439, &(0x7f0000000340)={0x6, r3}) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r2, 0x84, 0x21, &(0x7f00000001c0)=0x9, 0x1d8) readv(r2, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) [ 331.959694] FAULT_INJECTION: forcing a failure. [ 331.959694] name failslab, interval 1, probability 0, space 0, times 0 [ 331.971121] CPU: 0 PID: 27588 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 331.978409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 331.987772] Call Trace: [ 331.990388] dump_stack+0x1b9/0x294 [ 331.994044] ? dump_stack_print_info.cold.2+0x52/0x52 [ 331.999281] should_fail.cold.4+0xa/0x1a [ 332.003365] ? fault_create_debugfs_attr+0x1f0/0x1f0 2026/11/30 21:11:11 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(0xffffffffffffff9c, 0x84, 0x70, &(0x7f0000000280)={0x0, @in6={{0xa, 0x4e24, 0x1, @remote={0xfe, 0x80, [], 0xbb}, 0x2}}, [0xdb9, 0x100000000, 0x5, 0x7, 0x10000, 0x6, 0x5, 0x48f0, 0x2, 0xd86, 0x80000001, 0x80, 0x0, 0x6, 0x5]}, &(0x7f0000000200)=0x100) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r0, 0x84, 0x71, &(0x7f0000000380)={r1, 0x6}, &(0x7f00000003c0)=0x8) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) r2 = syz_open_dev$mouse(&(0x7f0000000180)='/dev/input/mouse#\x00', 0x0, 0x4b8481) accept4$llc(r2, 0x0, &(0x7f00000001c0), 0x80800) [ 332.008499] ? graph_lock+0x170/0x170 [ 332.012327] ? find_held_lock+0x36/0x1c0 [ 332.016415] ? __lock_is_held+0xb5/0x140 [ 332.020488] ? fix_read_error+0x1d70/0x2490 [ 332.024860] ? check_same_owner+0x320/0x320 [ 332.029198] ? kasan_check_write+0x14/0x20 [ 332.033453] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 332.038405] ? rcu_note_context_switch+0x710/0x710 [ 332.043363] __should_failslab+0x124/0x180 [ 332.047625] should_failslab+0x9/0x14 [ 332.051442] kmem_cache_alloc+0x2af/0x760 [ 332.055612] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 332.061030] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 332.066081] __kernfs_new_node+0xe7/0x580 [ 332.070262] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 332.075039] ? mutex_unlock+0xd/0x10 [ 332.078774] ? kernfs_activate+0x20e/0x2a0 [ 332.083034] ? kernfs_walk_and_get_ns+0x320/0x320 [ 332.087902] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 332.093462] ? kernfs_link_sibling+0x1d2/0x3b0 [ 332.098077] kernfs_new_node+0x80/0xf0 [ 332.101987] __kernfs_create_file+0x4d/0x330 [ 332.106424] sysfs_add_file_mode_ns+0x21a/0x560 [ 332.111119] sysfs_add_file+0x4e/0x60 [ 332.114938] sysfs_merge_group+0xfa/0x230 [ 332.119106] dpm_sysfs_add+0x161/0x210 [ 332.123009] device_add+0xa11/0x16d0 [ 332.126750] ? device_private_init+0x230/0x230 [ 332.131342] ? kfree+0x1e9/0x260 [ 332.134729] ? kfree_const+0x5e/0x70 [ 332.138463] device_create_groups_vargs+0x1ff/0x270 [ 332.143501] device_create_vargs+0x46/0x60 [ 332.147756] bdi_register_va.part.10+0xbb/0x9b0 [ 332.152891] ? cgwb_kill+0x630/0x630 [ 332.156629] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.162174] ? bdi_init+0x416/0x510 [ 332.165810] ? wb_init+0x9e0/0x9e0 [ 332.169370] ? bdi_alloc_node+0x67/0xe0 [ 332.173355] ? bdi_alloc_node+0x67/0xe0 [ 332.177342] ? rcu_read_lock_sched_held+0x108/0x120 [ 332.182370] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 332.187664] ? _raw_spin_unlock+0x22/0x30 [ 332.191836] bdi_register_va+0x68/0x80 [ 332.195745] super_setup_bdi_name+0x123/0x220 [ 332.200255] ? kill_block_super+0x100/0x100 [ 332.204591] ? kmem_cache_alloc_trace+0x616/0x780 [ 332.209446] ? match_wildcard+0x3c0/0x3c0 [ 332.213606] ? trace_hardirqs_on+0xd/0x10 [ 332.217957] fuse_fill_super+0xe6e/0x1e20 [ 332.222130] ? fuse_get_root_inode+0x190/0x190 [ 332.226731] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 332.231765] ? kasan_check_read+0x11/0x20 [ 332.235930] ? cap_capable+0x1f9/0x260 [ 332.239870] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.245416] ? security_capable+0x99/0xc0 [ 332.249583] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.255128] ? ns_capable_common+0x13f/0x170 [ 332.259554] ? get_anon_bdev+0x2f0/0x2f0 [ 332.263624] ? sget+0x113/0x150 [ 332.266920] ? fuse_get_root_inode+0x190/0x190 [ 332.271534] mount_nodev+0x6b/0x110 [ 332.275172] fuse_mount+0x2c/0x40 [ 332.278642] mount_fs+0xae/0x328 [ 332.282032] vfs_kern_mount.part.34+0xd4/0x4d0 [ 332.286630] ? may_umount+0xb0/0xb0 [ 332.290263] ? _raw_read_unlock+0x22/0x30 [ 332.294419] ? __get_fs_type+0x97/0xc0 [ 332.298327] do_mount+0x564/0x3070 [ 332.301880] ? do_raw_spin_unlock+0x9e/0x2e0 [ 332.306310] ? copy_mount_string+0x40/0x40 [ 332.310557] ? rcu_pm_notify+0xc0/0xc0 [ 332.314472] ? copy_mount_options+0x5f/0x380 [ 332.318894] ? rcu_read_lock_sched_held+0x108/0x120 [ 332.323926] ? kmem_cache_alloc_trace+0x616/0x780 [ 332.328790] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 332.334356] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 332.339908] ? copy_mount_options+0x285/0x380 [ 332.344428] ksys_mount+0x12d/0x140 [ 332.348075] __x64_sys_mount+0xbe/0x150 [ 332.352058] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 332.357091] do_syscall_64+0x1b1/0x800 [ 332.360986] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 332.365845] ? syscall_return_slowpath+0x5c0/0x5c0 [ 332.370789] ? syscall_return_slowpath+0x30f/0x5c0 [ 332.375737] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 332.381119] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 332.385983] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 332.391176] RIP: 0033:0x455a09 [ 332.394371] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 332.402091] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 332.409364] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 332.416644] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 332.423925] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 332.431204] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 [ 335.367792] device bridge_slave_1 left promiscuous mode [ 335.373370] bridge0: port 2(bridge_slave_1) entered disabled state [ 335.430385] device bridge_slave_0 left promiscuous mode [ 335.435953] bridge0: port 1(bridge_slave_0) entered disabled state [ 335.522566] team0 (unregistering): Port device team_slave_1 removed [ 335.547327] team0 (unregistering): Port device team_slave_0 removed [ 335.560681] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 335.606010] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 335.664215] bond0 (unregistering): Released all slaves 2026/11/30 21:11:15 executing program 5: r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0)={0xaa}) r1 = syz_open_dev$midi(&(0x7f0000000200)='/dev/midi#\x00', 0x4, 0x240002) connect$vsock_dgram(r1, &(0x7f0000000240)={0x28, 0x0, 0xffffffff, @hyper}, 0x10) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/kvm\x00', 0x0, 0x0) flistxattr(r0, &(0x7f0000000000)=""/158, 0x9e) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) r4 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r0, r4, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000001c0)=[@text32={0x20, &(0x7f0000000100)="9af5cf446d44000fc5dab032889a77f04966baf80cb8f842488fef66bafc0cb079ee0f20c035200000000f22c0b9aa0a0000b848000000ba000000000f3066ba2100ecb805000000b9000000000f01c1b918020000b806a7c364bac7a653380f3066b808018ec0", 0x67}], 0x1, 0x0, &(0x7f0000000200), 0x0) 2026/11/30 21:11:15 executing program 7: r0 = socket$inet_sctp(0x2, 0x0, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:11:15 executing program 3: r0 = syz_open_procfs(0x0, &(0x7f0000000180)='mountinfo\x00') mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f00000001c0)='ramfs\x00', 0x83, &(0x7f00000007c0)) mount(&(0x7f0000d04000)='./file0\x00', &(0x7f0000903000)='./file0\x00', &(0x7f0000000340)='bdev\x00', 0x100000, &(0x7f00000002c0)) mount(&(0x7f0000000240)='./file0\x00', &(0x7f0000000100)='.', &(0x7f0000000040)="045b898f73", 0x1004, 0x0) mount(&(0x7f00000008c0)='.', &(0x7f0000000080)='.', &(0x7f0000753000)='mslos\x00', 0x5010, &(0x7f0000000ac0)) mount(&(0x7f0000377ff8)='.', &(0x7f0000187ff8)='.', &(0x7f0000753000)='mslos\x00', 0x5010, &(0x7f00000e7000)) preadv(r0, &(0x7f00000023c0)=[{&(0x7f0000002400)=""/4096, 0x1000}], 0x10000000000001d1, 0x0) 2026/11/30 21:11:15 executing program 4: r0 = inotify_init1(0x0) fcntl$setown(r0, 0x8, 0xffffffffffffffff) utimes(&(0x7f0000000000)='./file0\x00', &(0x7f0000000080)={{}, {0x0, 0x7530}}) fcntl$getownex(r0, 0x10, &(0x7f00000000c0)={0x0, 0x0}) alarm(0x0) ptrace$setopts(0x4206, r1, 0x0, 0x0) ptrace(0x4207, r1) ptrace$getregs(0x420a, r1, 0x8, &(0x7f0000000040)=""/38) 2026/11/30 21:11:15 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/]ile0 ', 0x0, 0x0) 2026/11/30 21:11:15 executing program 6 (fault-call:2 fault-nth:65): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:11:15 executing program 1: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000200)='/dev/ptmx\x00', 0x0, 0x0) r1 = getpid() sched_setattr(r1, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x1}, 0x0) read(r0, &(0x7f0000000280)=""/1, 0xfffffd25) syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3c906d6b66732e666174000204010a0200027400f801", 0x17}], 0x0, &(0x7f00000000c0)=ANY=[@ANYBLOB="b5a89d906d474df8a3fb0e306f85abd7955f7aab6c7cf5ca1b1bc7411903a461469f5a869ce8f0059eafe2968bf29f27f769fdaf8afeedd5350382b86a39f8ff84c253ff4873559d6cf895dd3b2a2a78441951335a81f3ac142afed01450a401414edf68c63ce7193de239ae8a69c97d475dae7e74b2dfe0ab9725efc09fee8ec2b63d6d75653974c2dc6109d4a476d96b4fb83ecfd02cd0846f6020"]) ftruncate(r0, 0x1) 2026/11/30 21:11:15 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) ioctl$DRM_IOCTL_GET_UNIQUE(r1, 0xc0106401, &(0x7f00000000c0)={0x23, &(0x7f0000000040)=""/35}) r3 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r3, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r3, 0x3, 0x0, 0x5) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r1, r2) [ 336.693648] FAULT_INJECTION: forcing a failure. [ 336.693648] name failslab, interval 1, probability 0, space 0, times 0 [ 336.705000] CPU: 1 PID: 27629 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 336.712286] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 336.721639] Call Trace: [ 336.724242] dump_stack+0x1b9/0x294 [ 336.727884] ? dump_stack_print_info.cold.2+0x52/0x52 [ 336.733082] should_fail.cold.4+0xa/0x1a [ 336.737140] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 336.742237] ? graph_lock+0x170/0x170 [ 336.746026] ? lock_downgrade+0x8e0/0x8e0 [ 336.750167] ? kasan_check_write+0x14/0x20 [ 336.754390] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 336.759307] ? find_held_lock+0x36/0x1c0 [ 336.763355] ? __lock_is_held+0xb5/0x140 [ 336.767410] ? check_same_owner+0x320/0x320 [ 336.771718] ? rcu_note_context_switch+0x710/0x710 [ 336.776637] __should_failslab+0x124/0x180 [ 336.780865] should_failslab+0x9/0x14 [ 336.784653] kmem_cache_alloc_trace+0x2cb/0x780 [ 336.789312] ? device_create_file+0x1e0/0x1e0 [ 336.793793] kobject_uevent_env+0x20f/0xea0 [ 336.798098] ? device_pm_add+0x221/0x340 [ 336.802150] kobject_uevent+0x1f/0x30 [ 336.805935] device_add+0xb01/0x16d0 [ 336.809639] ? device_private_init+0x230/0x230 [ 336.814204] ? kfree+0x1e9/0x260 [ 336.817608] ? kfree_const+0x5e/0x70 [ 336.821312] device_create_groups_vargs+0x1ff/0x270 [ 336.826315] device_create_vargs+0x46/0x60 [ 336.830542] bdi_register_va.part.10+0xbb/0x9b0 [ 336.835195] ? cgwb_kill+0x630/0x630 [ 336.838911] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.844433] ? bdi_init+0x416/0x510 [ 336.848050] ? wb_init+0x9e0/0x9e0 [ 336.851580] ? bdi_alloc_node+0x67/0xe0 [ 336.855546] ? bdi_alloc_node+0x67/0xe0 [ 336.859508] ? rcu_read_lock_sched_held+0x108/0x120 [ 336.864513] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 336.869778] ? _raw_spin_unlock+0x22/0x30 [ 336.873912] bdi_register_va+0x68/0x80 [ 336.877787] super_setup_bdi_name+0x123/0x220 [ 336.882269] ? kill_block_super+0x100/0x100 [ 336.886576] ? kmem_cache_alloc_trace+0x616/0x780 [ 336.891403] ? match_wildcard+0x3c0/0x3c0 [ 336.895536] ? trace_hardirqs_on+0xd/0x10 [ 336.899672] fuse_fill_super+0xe6e/0x1e20 [ 336.903810] ? fuse_get_root_inode+0x190/0x190 [ 336.908378] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 336.913382] ? kasan_check_read+0x11/0x20 [ 336.917516] ? cap_capable+0x1f9/0x260 [ 336.921395] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.926919] ? security_capable+0x99/0xc0 [ 336.931059] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 336.936579] ? ns_capable_common+0x13f/0x170 [ 336.940971] ? get_anon_bdev+0x2f0/0x2f0 [ 336.945021] ? sget+0x113/0x150 [ 336.948292] ? fuse_get_root_inode+0x190/0x190 [ 336.952858] mount_nodev+0x6b/0x110 [ 336.956469] fuse_mount+0x2c/0x40 [ 336.959917] mount_fs+0xae/0x328 [ 336.963280] vfs_kern_mount.part.34+0xd4/0x4d0 [ 336.967847] ? may_umount+0xb0/0xb0 [ 336.971456] ? _raw_read_unlock+0x22/0x30 [ 336.975587] ? __get_fs_type+0x97/0xc0 [ 336.979490] do_mount+0x564/0x3070 [ 336.983026] ? copy_mount_string+0x40/0x40 [ 336.987254] ? rcu_pm_notify+0xc0/0xc0 [ 336.991138] ? copy_mount_options+0x5f/0x380 [ 336.995529] ? rcu_read_lock_sched_held+0x108/0x120 [ 337.000533] ? kmem_cache_alloc_trace+0x616/0x780 [ 337.005370] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 337.010892] ? _copy_from_user+0xdf/0x150 [ 337.015033] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 337.020558] ? copy_mount_options+0x285/0x380 [ 337.025046] ksys_mount+0x12d/0x140 [ 337.028662] __x64_sys_mount+0xbe/0x150 [ 337.032624] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 337.037628] do_syscall_64+0x1b1/0x800 [ 337.041503] ? finish_task_switch+0x1ca/0x840 [ 337.045984] ? syscall_return_slowpath+0x5c0/0x5c0 [ 337.050901] ? syscall_return_slowpath+0x30f/0x5c0 [ 337.055827] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 337.061181] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 337.066017] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 337.071200] RIP: 0033:0x455a09 [ 337.074371] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 337.082064] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 337.089318] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 337.096570] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 337.103821] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 337.111073] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:11:16 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) sendmmsg$nfc_llcp(0xffffffffffffffff, &(0x7f0000004d00)=[{&(0x7f0000000180)={0x27, 0x1, 0x2, 0x5, 0x4a86, 0x6, "3cd904c990407d9fbbb016269866c51baaeaaef7185c34e7a5ee512182cbcafd0aee6fab9246a2caf26f50e38a23f5631dc3c9a5d83ccb402569b01b96616a", 0x2}, 0x60, &(0x7f0000000480)=[{&(0x7f0000000200)="b85e6506fd9569da2bf1a3da886e607a4b8312b493498bc911b5c142368c472e2d7835fc141ddc7caf13eb9fe36f72070e6ac894", 0x34}, {&(0x7f0000000280)}, {&(0x7f00000002c0)="274d1fe246a098ea353032dd44a200c81edee76782d379c25082b8ab607d3d7e98b96362aaf400e1cbeb9624fbee7ef338afe9f53b1c6fac4b0cb654ea85e32de6da24901bf8be7acacecdd53c4ba6fdcc761d7a1956beaf434e480640fba1f749894f07deffadda540c601a66b24eacec867fc9e00589f1428d79ba4d99a2d277d17e314edfb217ae0662f8620558f7b26bd9ae9b1d47d8baa70f659ec6ccc18c56f25242738a74c74ab73fa34cf3ec878e0a7b4cd670f5dc08dc", 0xbb}, {&(0x7f0000000380)="518de613d081ee6cea45a777bec6379cf166bfbf839cf1f6740f342a9e6e84b38d12c762acdc9053ff9ce1d18fc95be8391c2787d4010809828b355d69ffc5210034acd5ba0381339e0c9e2f3076001a016cd536b45dd6e2c4b7f1f31236618c13e93abb48d65ea7448256af3b21d7cc9e", 0x71}, {&(0x7f0000000400)="fc8417516f9adfe8c409b507cf1ec03cc4f92e4d76ec980a0af12006fbea189819cc972bd98025c54d07334dd5d85b440a6e966a4e07ed16fe0f3f868c9ae701334a7713989dca4553591f66397b1988736964d5578a62e2c7a2fa5c2b5ef4c50d36dc331bb7498f588acccf90d32c0d551874dec4ff1e4128", 0x79}, 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0x1000}, {&(0x7f0000003b40)="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0x1000}, {&(0x7f0000004b40)="94aff8e98a21d8f1f91bb6c322fb932ccad038ecdb586c5ece36220cc821093bc1ba9031c9f6192bcbfb0dab13eaa825ecc65e37b17787e50a57c1fbf9b313390257741ccccdc56dd2054ba839ccc253600ffc6c5d6a30c57d7269502e79620c1a6cf1e8041b3918b6f07af4ec06a5879be5dfcfd25a6b04b240916e67b0827718977d1537bf572d5119acd7954688785afead07f44ee6928d3d79b250a8b203f914c7116822471860a2150fda321c28c3cf45d4480cbaf49b9384594210bba3b830c0f9c1c3b7a2b8529f4db815b2fcca0dd1ae00debece0d2cae7f61547c44", 0xe0}, {&(0x7f0000004c40)="c125", 0x2}], 0x4, &(0x7f0000004cc0)={0x20, 0x1ff, 0x81, "2888deec24833dc7e55410acc6"}, 0x20}], 0x3, 0x40001) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) r1 = add_key(&(0x7f0000000280)='keyring\x00', &(0x7f0000004dc0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000004e00)="a440b880e1543f5fa7fa32bd78fe2e6327b95a46287f2eb72129f161ecc7169922d4e10cdbcd8bfd70e8b97c2e349987b352692a504338a2682facd533ca0b08983fdf674f29df23d5a84cd7c55af90220981a9f6069a9df34494eb4204206920275fd83c7dbd80be2548b15196b7aec5dabad48d3b68fd0a43e0e689b211d27842b0de075c7a1542a7f368354209813115585360f85cbcbbe935d6241a28a5ea1cbcc506e75043cbd798665f760b62eb54a7f8679fcceb8b8eca0c1beb16d6754e07c716f5790af97055b06610854114804ae1cafd735b284e3ca133b6346a31135cb", 0xe3, 0xfffffffffffffffa) r2 = add_key(&(0x7f0000004f00)='keyring\x00', &(0x7f0000004f40)={0x73, 0x79, 0x7a, 0x1}, &(0x7f0000004f80)="61ff406018b7982f100335ded4d481c3ece45b521bf33cf348a157949645f6e6ff096e2141892199c4f278307f84d25177037e59380f88cdac44d7c0fbf777d24b", 0x41, 0xfffffffffffffff8) keyctl$negate(0xd, r1, 0x7ff, r2) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:11:16 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/Yile0 ', 0x0, 0x0) 2026/11/30 21:11:16 executing program 7: r0 = socket$inet_sctp(0x2, 0xfffffffffffffffe, 0x84) syz_open_dev$mouse(&(0x7f0000000180)='/dev/input/mouse#\x00', 0x200, 0x20000) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) [ 337.446491] IPVS: ftp: loaded support on port[0] = 21 [ 337.472007] FAT-fs (loop1): Unrecognized mount option "mGM0oו_zl|AaFZ▋'i5j9SHsUl;**xDQ3Z*PANh<=9i}G]~t૗%¶=mue9ta ԤvkO>" or missing value 2026/11/30 21:11:16 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/iile0 ', 0x0, 0x0) 2026/11/30 21:11:16 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x2) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000200)={'vcan0\x00', 0x0}) bpf$PROG_LOAD(0x5, &(0x7f0000000280)={0x7, 0x0, &(0x7f0000000180)=@raw, &(0x7f00000001c0)='syzkaller\x00', 0x8, 0x0, 0x0, 0x0, 0x1, [], r1, 0x6}, 0x48) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:11:16 executing program 0: r0 = getpid() r1 = openat$zero(0xffffffffffffff9c, &(0x7f0000000140)='/dev/zero\x00', 0x688081, 0x0) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000180)={0x1, [0x0]}, &(0x7f00000001c0)=0x8) sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) mmap(&(0x7f0000013000/0x2000)=nil, 0x2000, 0x1, 0x10, r2, 0x3) r4 = userfaultfd(0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) socket$bt_hidp(0x1f, 0x3, 0x6) r5 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r5, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) write$binfmt_elf32(r1, &(0x7f0000000200)={{0x7f, 0x45, 0x4c, 0x46, 0x0, 0x6a9c, 0xd4, 0x202274bd, 0x3, 0x2, 0x6, 0x8, 0x25f, 0x38, 0x3ae, 0xff, 0xcb, 0x20, 0x1, 0x8001000000, 0x1f, 0x6}, [{0x3, 0x2, 0xfd, 0x10000, 0x4, 0x6, 0x3, 0xceb}, {0x70000000, 0xffffffffffffffff, 0x9, 0x1, 0x7, 0x400, 0x7, 0x3}], "8a5f66a024a07b007044152ab2191304087b032e863f972e75dddf5372d493321d39301cc67cad0e88045ea89eb51b05c072748c86b29b0c1b817d628022ca3589296aec85537c269a2086b3116cdb63f7388f5852b18d63463cda369abffad0c1c6c12344611a1bb9cbb9c6a141268f0e064f65b52ffc2a840faa7572d849df023ae1675a39d6d043ba21a67c7982b180d175f75848c679", [[], [], []]}, 0x410) fallocate(r2, 0x1000000003, 0x0, 0x5) r6 = creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r2, r4) syz_open_dev$binder(&(0x7f00000000c0)='/dev/binder#\x00', 0x0, 0x802) syz_open_procfs(r0, &(0x7f0000000100)='net/bnep\x00') ioctl$DRM_IOCTL_AGP_ALLOC(r6, 0xc0206434, &(0x7f0000000640)={0x3, 0x0, 0x2, 0x5c3}) ioctl$DRM_IOCTL_AGP_BIND(r6, 0x40106436, &(0x7f0000000680)={r7, 0x550}) connect$ipx(r3, &(0x7f0000000040)={0x4, 0xf1d4, 0xbb, "9f31cb326545", 0xb}, 0x10) 2026/11/30 21:11:16 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x2, 0x32, r2, 0x0) r3 = userfaultfd(0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r4 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r4, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r4, 0x3, 0x0, 0x5) recvfrom$ipx(r1, &(0x7f00000000c0)=""/189, 0xbd, 0x2, &(0x7f0000000040)={0x4, 0x1, 0x1f, "3b86b4914279"}, 0x10) ioctl$BLKRRPART(r4, 0x125f, 0x0) creat(&(0x7f0000000000)='./file0\x00', 0x0) getpid() dup2(r1, r3) 2026/11/30 21:11:16 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) r1 = gettid() r2 = fcntl$getown(r0, 0x9) tgkill(r1, r2, 0x3) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) [ 338.529336] bridge0: port 1(bridge_slave_0) entered blocking state [ 338.535717] bridge0: port 1(bridge_slave_0) entered disabled state [ 338.542796] device bridge_slave_0 entered promiscuous mode [ 338.568187] bridge0: port 2(bridge_slave_1) entered blocking state [ 338.574551] bridge0: port 2(bridge_slave_1) entered disabled state [ 338.581657] device bridge_slave_1 entered promiscuous mode [ 338.605873] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 338.630482] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 338.704261] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 338.730241] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 338.848235] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 338.855592] team0: Port device team_slave_0 added [ 338.878497] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 338.885568] team0: Port device team_slave_1 added [ 338.909413] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 338.935612] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 338.961427] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 338.985930] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 339.199952] bridge0: port 2(bridge_slave_1) entered blocking state [ 339.206341] bridge0: port 2(bridge_slave_1) entered forwarding state [ 339.212988] bridge0: port 1(bridge_slave_0) entered blocking state [ 339.219341] bridge0: port 1(bridge_slave_0) entered forwarding state [ 339.961256] 8021q: adding VLAN 0 to HW filter on device bond0 [ 340.032698] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 340.106642] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 340.112836] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 340.120326] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 340.190349] 8021q: adding VLAN 0 to HW filter on device team0 2026/11/30 21:11:19 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/tile0 ', 0x0, 0x0) 2026/11/30 21:11:19 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x0, 0x0, &(0x7f00000000c0)={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, 0x9b393f54bd6969a5) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:11:19 executing program 1: r0 = socket$inet_tcp(0x2, 0x1, 0x0) getsockopt$SO_COOKIE(r0, 0x1, 0x39, &(0x7f0000000180), &(0x7f00000001c0)=0x8) bind$inet(r0, &(0x7f0000e5b000)={0x2, 0x4e20, @multicast1=0xe0000001}, 0x10) r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vga_arbiter\x00', 0x40000, 0x0) bind$llc(r1, &(0x7f0000000040)={0x1a, 0x325, 0x8, 0x8, 0x37, 0x9, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x10) connect$inet(r0, &(0x7f0000ccb000)={0x2, 0x4e20}, 0x10) r2 = bpf$PROG_LOAD(0x5, &(0x7f0000eb0fb8)={0x1, 0x3, &(0x7f00009ff000)=ANY=[@ANYBLOB="180000000300000000000000000000009500400000000000"], &(0x7f00002bf000)='syzkaller\x00', 0x4, 0xb7, &(0x7f00006ab000)=""/183}, 0x48) setsockopt$inet_dccp_buf(r1, 0x21, 0xd, &(0x7f00000000c0)='wk', 0x2) r3 = socket$kcm(0x29, 0x1000000000000005, 0x0) ioctl$sock_kcm_SIOCKCMATTACH(r3, 0x89e0, &(0x7f000031aff8)={r0, r2}) ioctl$KVM_SET_PIT(r1, 0x8048ae66, &(0x7f0000000100)={[{0xd0, 0x2, 0x706, 0x3, 0x3, 0x80000000, 0x9, 0xd05, 0x0, 0x800, 0x6, 0x9}, {0x1000, 0x2, 0x3, 0x8001, 0x4, 0x0, 0x100000000, 0x5, 0xffffffffffffe518, 0x8001, 0x7ff, 0x9, 0x1}, {0x80000001, 0xffffffffffffffff, 0x3ff, 0x5, 0x8000, 0x100000000, 0xd4fd, 0x80000000, 0x0, 0x0, 0xf8ad, 0x1, 0x3f}], 0x82}) setsockopt$sock_int(r0, 0x1, 0x7, &(0x7f0000000080), 0x4) 2026/11/30 21:11:19 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000023000)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000023ff0)={&(0x7f0000000040)=ANY=[@ANYBLOB="1c0000002000ff8a0000000000000000030000000800010004000000cb90311f8b7ed68103d01d3f5248f1bcce5a37c46c5825f4558a25d5efdf4260ae3b1296a3082abcb212ae8fac"], 0x1c}, 0x1}, 0x0) 2026/11/30 21:11:19 executing program 6 (fault-call:2 fault-nth:66): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:11:19 executing program 3: mbind(&(0x7f0000ffc000/0x3000)=nil, 0x3000, 0x1, &(0x7f0000000100)=0xffffffff, 0x1, 0x2) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x8000, 0x0) r1 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000080)='/dev/dsp\x00', 0x10d802, 0x0) ioctl$sock_kcm_SIOCKCMUNATTACH(r0, 0x89e1, &(0x7f00000000c0)={r1}) r2 = socket$alg(0x26, 0x5, 0x0) bind$alg(r2, &(0x7f0000000480)={0x26, 'hash\x00', 0x0, 0x0, 'digest_null\x00'}, 0x58) r3 = accept4(r2, 0x0, &(0x7f0000000200), 0x0) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$ALG_SET_KEY(r2, 0x117, 0x1, &(0x7f00000001c0), 0x0) accept4(r3, 0x0, &(0x7f0000000000), 0x0) dup3(r2, r3, 0x0) fanotify_init(0x21, 0x101000) 2026/11/30 21:11:19 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r3 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) ioctl$fiemap(r1, 0xc020660b, &(0x7f00000000c0)={0x1, 0x85, 0x2, 0xff, 0x7, [{0xd685, 0x401, 0x1ff, 0x0, 0x0, 0x900}, {0x80000001, 0x9, 0x6, 0x0, 0x0, 0x2201}, {0x58692fe5, 0x95b5, 0x9, 0x0, 0x0, 0x1}, {0x0, 0x9, 0xfff}, {0x4, 0x401, 0x9f3, 0x0, 0x0, 0x1004}, {0x2, 0x3, 0x10000, 0x0, 0x0, 0x1080}, {0x6, 0x0, 0x7f, 0x0, 0x0, 0x100}]}) write$sndseq(r3, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r3, 0x3, 0x0, 0x5) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r1, r2) 2026/11/30 21:11:19 executing program 4: ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r0 = socket$vsock_stream(0x28, 0x1, 0x0) poll(&(0x7f00000000c0), 0x0, 0x9) syz_genetlink_get_family_id$team(&(0x7f0000000040)='team\x00') accept4$packet(r0, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, &(0x7f0000000140)=0x14, 0x80000) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f0000000180)={@dev, @multicast2}, &(0x7f00000001c0)=0xc) getpeername$packet(0xffffffffffffffff, &(0x7f0000000200), &(0x7f0000000280)=0x14) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000a00)={'vcan0\x00'}) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000a40)={'team0\x00'}) getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffffff, 0x29, 0x23, &(0x7f0000000a80)={{{@in=@loopback}}, {{@in6=@local}, 0x0, @in6=@mcast2}}, &(0x7f0000000b80)=0xe8) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x23, &(0x7f0000000bc0)={@loopback}, &(0x7f0000000c00)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffffff, 0x29, 0x23, &(0x7f0000000c40)={{{@in=@multicast1, @in6=@remote}}, {{@in=@loopback}, 0x0, @in6=@dev}}, &(0x7f0000000d40)=0xe8) getsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x1c, &(0x7f0000000d80), &(0x7f0000000dc0)=0x14) accept$packet(0xffffffffffffffff, &(0x7f0000000e00), &(0x7f0000000e40)=0x14) ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000e80)={'team0\x00'}) getsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x1f, &(0x7f0000000f80), &(0x7f0000000fc0)=0x14) accept4$packet(0xffffffffffffffff, &(0x7f00000010c0), &(0x7f0000001100)=0x14, 0x800) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000002a00)={{{@in=@multicast1, @in=@multicast1}}, {{@in=@local}, 0x0, @in=@multicast1}}, &(0x7f0000002b00)=0xe8) getsockname$packet(0xffffffffffffffff, &(0x7f0000006040)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, &(0x7f0000006080)=0x14) accept4$packet(0xffffffffffffffff, &(0x7f00000060c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, &(0x7f0000006100)=0x14, 0x800) syz_mount_image$vfat(&(0x7f0000000000)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x100000000000e002, 0x1, &(0x7f0000000140)=[{&(0x7f0000000180)="eb64c86d4f66732e66617400020441000500077008f80000d8c32d8cbe59628cf9d9ed7b2cc70b36c547337211c7ce8b", 0x30}], 0x0, &(0x7f00000000c0)=ANY=[]) openat$zero(0xffffffffffffff9c, &(0x7f0000000080)='/dev/zero\x00', 0x8001, 0x0) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000006140)={{{@in=@broadcast}}, {{}, 0x0, @in=@dev}}, &(0x7f0000006240)=0xe8) accept$packet(0xffffffffffffffff, &(0x7f0000006280)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, &(0x7f00000062c0)=0x14) recvmmsg(r0, &(0x7f000000a700)=[{{&(0x7f00000063c0)=@pppol2tpv3, 0x80, &(0x7f0000007580)=[{&(0x7f0000006440)=""/180, 0xb4}, {&(0x7f0000006500)=""/82, 0x52}, {&(0x7f0000006580)=""/4096, 0x1000}], 0x3, 0x0, 0x0, 0x26}, 0x100000000}, {{&(0x7f00000075c0)=@pptp={0x0, 0x0, {0x0, @remote}}, 0x80, &(0x7f0000007740)=[{&(0x7f0000007640)=""/80, 0x50}, {&(0x7f00000076c0)=""/82, 0x52}], 0x2, &(0x7f0000007780)=""/97, 0x61, 0x3ff}, 0x4}, {{&(0x7f0000007800)=@hci, 0x80, &(0x7f0000007880)}, 0x100}, {{&(0x7f00000078c0)=@nfc, 0x80, &(0x7f0000007980)=[{&(0x7f0000007940)=""/56, 0x38}], 0x1, &(0x7f00000079c0)=""/235, 0xeb, 0x9}, 0xa0b8e22}, {{0x0, 0x0, &(0x7f0000008ec0)=[{&(0x7f0000007ac0)=""/106, 0x6a}, {&(0x7f0000007b40)=""/189, 0xbd}, {&(0x7f0000007c00)=""/116, 0x74}, {&(0x7f0000007c80)=""/4096, 0x1000}, {&(0x7f0000008c80)=""/82, 0x52}, {&(0x7f0000008d00)=""/186, 0xba}, {&(0x7f0000008dc0)=""/237, 0xed}], 0x7, &(0x7f0000008f40)=""/122, 0x7a, 0x7}, 0xb58}, {{&(0x7f0000008fc0)=@can, 0x80, &(0x7f0000009180)=[{&(0x7f0000009040)=""/46, 0x2e}, {&(0x7f0000009080)=""/117, 0x75}, {&(0x7f0000009100)=""/68, 0x44}], 0x3, &(0x7f00000091c0)=""/117, 0x75, 0x2}, 0x8000}, {{&(0x7f0000009240)=@sco, 0x80, &(0x7f000000a400)=[{&(0x7f00000092c0)=""/27, 0x1b}, {&(0x7f0000009300)=""/46, 0x2e}, {&(0x7f0000009340)=""/4096, 0x1000}, {&(0x7f000000a340)=""/182, 0xb6}], 0x4, 0x0, 0x0, 0x10001}, 0xffffffffffffffff}, {{&(0x7f000000a440)=@pppol2tpv3in6, 0x80, &(0x7f000000a600)=[{&(0x7f000000a4c0)=""/119, 0x77}, {&(0x7f000000a540)=""/145, 0x91}], 0x2, &(0x7f000000a640)=""/173, 0xad, 0x7fff}, 0x8}], 0x8, 0x10000, &(0x7f000000a900)) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f000000a940)={{{@in=@loopback, @in6=@mcast2}}, {{@in6=@ipv4={[], [], @remote}}}}, &(0x7f000000aa40)=0xe8) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f000000aa80)={'vcan0\x00'}) ioctl$sock_ifreq(0xffffffffffffffff, 0x8952, &(0x7f000000aac0)={'dummy0\x00', @ifru_addrs=@can={0x1d}}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f000000ab00)={'vcan0\x00'}) [ 340.713508] FAULT_INJECTION: forcing a failure. [ 340.713508] name failslab, interval 1, probability 0, space 0, times 0 [ 340.725288] CPU: 0 PID: 27969 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 340.732576] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 340.741931] Call Trace: [ 340.744527] dump_stack+0x1b9/0x294 [ 340.748155] ? dump_stack_print_info.cold.2+0x52/0x52 [ 340.753352] should_fail.cold.4+0xa/0x1a [ 340.757413] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 340.762514] ? __might_sleep+0x95/0x190 [ 340.766484] ? graph_lock+0x170/0x170 [ 340.770312] ? find_held_lock+0x36/0x1c0 [ 340.774375] ? __lock_is_held+0xb5/0x140 [ 340.778450] ? check_same_owner+0x320/0x320 [ 340.782769] ? rcu_note_context_switch+0x710/0x710 [ 340.787690] ? put_dec+0xf0/0xf0 [ 340.791053] ? format_decode+0x1a9/0xae0 [ 340.795114] __should_failslab+0x124/0x180 [ 340.799345] should_failslab+0x9/0x14 [ 340.803136] kmem_cache_alloc_node+0x272/0x780 [ 340.807726] __alloc_skb+0x111/0x780 [ 340.811451] ? skb_scrub_packet+0x580/0x580 [ 340.815774] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 340.820972] ? netlink_has_listeners+0x2ff/0x4c0 [ 340.825724] ? netlink_tap_init_net+0x3c0/0x3c0 [ 340.830396] kobject_uevent_env+0x801/0xea0 [ 340.834710] ? device_pm_add+0x221/0x340 [ 340.838777] kobject_uevent+0x1f/0x30 [ 340.842573] device_add+0xb01/0x16d0 [ 340.846289] ? device_private_init+0x230/0x230 [ 340.850864] ? kfree+0x1e9/0x260 [ 340.854223] ? kfree_const+0x5e/0x70 [ 340.857939] device_create_groups_vargs+0x1ff/0x270 [ 340.862952] device_create_vargs+0x46/0x60 [ 340.867184] bdi_register_va.part.10+0xbb/0x9b0 [ 340.871844] ? cgwb_kill+0x630/0x630 [ 340.875638] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.881165] ? bdi_init+0x416/0x510 [ 340.884779] ? wb_init+0x9e0/0x9e0 [ 340.888310] ? bdi_alloc_node+0x67/0xe0 [ 340.892273] ? bdi_alloc_node+0x67/0xe0 [ 340.896273] ? rcu_read_lock_sched_held+0x108/0x120 [ 340.901279] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 340.906552] ? _raw_spin_unlock+0x22/0x30 [ 340.910695] bdi_register_va+0x68/0x80 [ 340.914577] super_setup_bdi_name+0x123/0x220 [ 340.919066] ? kill_block_super+0x100/0x100 [ 340.923380] ? kmem_cache_alloc_trace+0x616/0x780 [ 340.928210] ? match_wildcard+0x3c0/0x3c0 [ 340.932353] ? trace_hardirqs_on+0xd/0x10 [ 340.936498] fuse_fill_super+0xe6e/0x1e20 [ 340.940649] ? fuse_get_root_inode+0x190/0x190 [ 340.945226] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 340.950242] ? kasan_check_read+0x11/0x20 [ 340.954385] ? cap_capable+0x1f9/0x260 [ 340.958270] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.963797] ? security_capable+0x99/0xc0 [ 340.967939] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 340.973474] ? ns_capable_common+0x13f/0x170 [ 340.977879] ? get_anon_bdev+0x2f0/0x2f0 [ 340.981930] ? sget+0x113/0x150 [ 340.985204] ? fuse_get_root_inode+0x190/0x190 [ 340.989787] mount_nodev+0x6b/0x110 [ 340.993406] fuse_mount+0x2c/0x40 [ 340.996852] mount_fs+0xae/0x328 [ 341.000216] vfs_kern_mount.part.34+0xd4/0x4d0 [ 341.004798] ? may_umount+0xb0/0xb0 [ 341.008416] ? _raw_read_unlock+0x22/0x30 [ 341.012552] ? __get_fs_type+0x97/0xc0 [ 341.016438] do_mount+0x564/0x3070 [ 341.019975] ? copy_mount_string+0x40/0x40 [ 341.024200] ? rcu_pm_notify+0xc0/0xc0 [ 341.028096] ? copy_mount_options+0x5f/0x380 [ 341.032502] ? rcu_read_lock_sched_held+0x108/0x120 [ 341.037508] ? kmem_cache_alloc_trace+0x616/0x780 [ 341.042347] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 341.047875] ? _copy_from_user+0xdf/0x150 [ 341.052020] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.057551] ? copy_mount_options+0x285/0x380 [ 341.062049] ksys_mount+0x12d/0x140 [ 341.065673] __x64_sys_mount+0xbe/0x150 [ 341.069638] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 341.074650] do_syscall_64+0x1b1/0x800 [ 341.078529] ? finish_task_switch+0x1ca/0x840 [ 341.083017] ? syscall_return_slowpath+0x5c0/0x5c0 [ 341.087941] ? syscall_return_slowpath+0x30f/0x5c0 [ 341.092865] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 341.098227] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 341.103074] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 341.108252] RIP: 0033:0x455a09 2026/11/30 21:11:20 executing program 3: pipe2(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x84000) getsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000040)={0x28, 0x0, 0x8, 0x0, 0x0}, &(0x7f00000000c0)=0x10) setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000140)={r1, @in6={{0xa, 0x4e23, 0x5, @loopback={0x0, 0x1}, 0x9}}, 0x0, 0x8001, 0x7fffffff, 0x1, 0x40}, 0x98) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) ioctl$KVM_SET_SIGNAL_MASK(0xffffffffffffffff, 0x4004ae8b, &(0x7f0000001000)=ANY=[@ANYBLOB="920f31"]) r4 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000200)={r1, 0x9, 0x40, 0x6}, 0x10) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000100)=[@text64={0x40, &(0x7f0000000500)="0f0866b8ed008ec066ba4000b000eed2a807000000410f01cab98e0b0000b862000000ba000000000f30b90b0800000f320fc72a8f2a60128f00000000003000000fc7aa00100000", 0x48}], 0x1, 0x0, &(0x7f0000000000), 0x1000000000000040) ioctl$KVM_SET_USER_MEMORY_REGION(r3, 0x4020ae46, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000001000/0x2000)=nil}) ioctl$KVM_RUN(r4, 0xae80, 0x0) [ 341.111430] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 341.119128] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 341.126387] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 341.133653] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 341.140910] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 341.148169] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:11:20 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x20000, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x40, 0xfffffffffffffeea) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:11:20 executing program 5: r0 = socket$kcm(0x11, 0x5, 0x0) sendmsg$kcm(r0, &(0x7f0000001540)={&(0x7f0000000040)=@nfc={0x27, 0x3}, 0x80, &(0x7f0000000000)=[{&(0x7f00000001c0)="c1000f00b0b6718067061fe4ac141414eb", 0x11}], 0x1}, 0x0) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/rfkill\x00', 0x40000, 0x0) getsockopt$inet_pktinfo(0xffffffffffffffff, 0x0, 0x8, &(0x7f00000002c0)={0x0, @loopback, @local}, &(0x7f0000000300)=0xc) clock_gettime(0x0, &(0x7f0000000380)={0x0, 0x0}) clock_gettime(0x0, &(0x7f00000003c0)={0x0, 0x0}) open_by_handle_at(r1, &(0x7f0000000200)={0x75, 0x7, "6f29d60c394d76c49c481633fe6ff0642756faaf0446baf86204e428e82360685b103497f886d67b6f5c85580592206691e5f413d47512e8fa05a2dba682b8884f45910cfc95d2b14c85c1d024f03457e4c4a8ea2e44e149ede65919f08680e749fd74b2a1bcd0983173b9e6df"}, 0x4000) ioctl$SNDRV_TIMER_IOCTL_PARAMS(r1, 0x40505412, &(0x7f0000000500)={0x2, 0x57, 0x4, 0x0, 0xf}) sendmsg$can_bcm(r1, &(0x7f00000004c0)={&(0x7f0000000340)={0x1d, r2}, 0x10, &(0x7f0000000480)={&(0x7f0000000400)=ANY=[@ANYBLOB="0500000002020000ffff000000000000", @ANYRES64=r3, @ANYRES64=r4/1000+30000, @ANYRES64=r5, @ANYRES64=r6/1000+30000, @ANYBLOB="01000040010000000090004008020000af3dfb15c0d49311"], 0x48}, 0x1, 0x0, 0x0, 0x1}, 0x40040) fcntl$addseals(r0, 0x409, 0x2) 2026/11/30 21:11:20 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/fhle0 ', 0x0, 0x0) [ 341.190750] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 341.223236] FAT-fs (loop4): error, invalid access to FAT (entry 0x8bcec711) [ 341.230423] FAT-fs (loop4): Filesystem has been set read-only 2026/11/30 21:11:20 executing program 6 (fault-call:2 fault-nth:67): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) [ 341.353635] FAULT_INJECTION: forcing a failure. [ 341.353635] name failslab, interval 1, probability 0, space 0, times 0 [ 341.365001] CPU: 1 PID: 27992 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 341.372284] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 341.381641] Call Trace: [ 341.384240] dump_stack+0x1b9/0x294 [ 341.387885] ? dump_stack_print_info.cold.2+0x52/0x52 [ 341.393095] should_fail.cold.4+0xa/0x1a [ 341.397166] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 341.402284] ? graph_lock+0x170/0x170 [ 341.406095] ? lock_downgrade+0x8e0/0x8e0 [ 341.410254] ? kasan_check_write+0x14/0x20 [ 341.414500] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 341.419439] ? find_held_lock+0x36/0x1c0 [ 341.423519] ? __lock_is_held+0xb5/0x140 [ 341.427603] ? check_same_owner+0x320/0x320 [ 341.431941] ? rcu_note_context_switch+0x710/0x710 [ 341.436890] __should_failslab+0x124/0x180 [ 341.441118] should_failslab+0x9/0x14 [ 341.444955] kmem_cache_alloc_trace+0x2cb/0x780 [ 341.449615] ? device_create_file+0x1e0/0x1e0 [ 341.454095] kobject_uevent_env+0x20f/0xea0 [ 341.458402] ? device_pm_add+0x221/0x340 [ 341.462457] kobject_uevent+0x1f/0x30 [ 341.466248] device_add+0xb01/0x16d0 [ 341.469950] ? device_private_init+0x230/0x230 [ 341.474520] ? kfree+0x1e9/0x260 [ 341.477876] ? kfree_const+0x5e/0x70 [ 341.481581] device_create_groups_vargs+0x1ff/0x270 [ 341.486583] device_create_vargs+0x46/0x60 [ 341.490807] bdi_register_va.part.10+0xbb/0x9b0 [ 341.495477] ? cgwb_kill+0x630/0x630 [ 341.499178] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.504702] ? bdi_init+0x416/0x510 [ 341.508314] ? wb_init+0x9e0/0x9e0 [ 341.511839] ? bdi_alloc_node+0x67/0xe0 [ 341.515796] ? bdi_alloc_node+0x67/0xe0 [ 341.519785] ? rcu_read_lock_sched_held+0x108/0x120 [ 341.524789] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 341.530058] ? _raw_spin_unlock+0x22/0x30 [ 341.534197] bdi_register_va+0x68/0x80 [ 341.538071] super_setup_bdi_name+0x123/0x220 [ 341.542551] ? kill_block_super+0x100/0x100 [ 341.546856] ? kmem_cache_alloc_trace+0x616/0x780 [ 341.551683] ? match_wildcard+0x3c0/0x3c0 [ 341.555823] ? trace_hardirqs_on+0xd/0x10 [ 341.559960] fuse_fill_super+0xe6e/0x1e20 [ 341.564096] ? fuse_get_root_inode+0x190/0x190 [ 341.568665] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 341.573670] ? kasan_check_read+0x11/0x20 [ 341.577806] ? cap_capable+0x1f9/0x260 [ 341.581690] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.587210] ? security_capable+0x99/0xc0 [ 341.591345] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.596869] ? ns_capable_common+0x13f/0x170 [ 341.601262] ? get_anon_bdev+0x2f0/0x2f0 [ 341.605307] ? sget+0x113/0x150 [ 341.608574] ? fuse_get_root_inode+0x190/0x190 [ 341.613141] mount_nodev+0x6b/0x110 [ 341.616755] fuse_mount+0x2c/0x40 [ 341.620194] mount_fs+0xae/0x328 [ 341.623552] vfs_kern_mount.part.34+0xd4/0x4d0 [ 341.628122] ? may_umount+0xb0/0xb0 [ 341.631732] ? _raw_read_unlock+0x22/0x30 [ 341.635866] ? __get_fs_type+0x97/0xc0 [ 341.639741] do_mount+0x564/0x3070 [ 341.643267] ? do_raw_spin_unlock+0x9e/0x2e0 [ 341.647669] ? copy_mount_string+0x40/0x40 [ 341.651892] ? rcu_pm_notify+0xc0/0xc0 [ 341.655773] ? copy_mount_options+0x5f/0x380 [ 341.660168] ? rcu_read_lock_sched_held+0x108/0x120 [ 341.665172] ? kmem_cache_alloc_trace+0x616/0x780 [ 341.670006] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 341.675534] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 341.681058] ? copy_mount_options+0x285/0x380 [ 341.685542] ksys_mount+0x12d/0x140 [ 341.689156] __x64_sys_mount+0xbe/0x150 [ 341.693126] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 341.698138] do_syscall_64+0x1b1/0x800 [ 341.702017] ? finish_task_switch+0x1ca/0x840 [ 341.706501] ? syscall_return_slowpath+0x5c0/0x5c0 [ 341.711417] ? syscall_return_slowpath+0x30f/0x5c0 [ 341.716334] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 341.721689] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 341.726526] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 341.731698] RIP: 0033:0x455a09 [ 341.734870] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 341.742565] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 2026/11/30 21:11:20 executing program 5: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000280)={0xe, 0x4, 0x100000004, 0x4, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000080)={r0, &(0x7f0000000000), &(0x7f0000000340)='p', 0x4}, 0x20) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet_group_source_req(r1, 0x0, 0x2e, &(0x7f00000000c0)={0x0, {{0x2, 0x4e24, @multicast1=0xe0000001}}, {{0x2, 0x4e24, @rand_addr=0x20}}}, 0x108) socket$nl_crypto(0x10, 0x3, 0x15) 2026/11/30 21:11:20 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) r1 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000080)='/dev/dsp\x00', 0x280, 0x0) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000280)={{{@in=@local, @in6=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@local}, 0x0, @in6=@ipv4={[], [], @loopback}}}, &(0x7f0000000180)=0xe8) ioctl$sock_inet6_SIOCSIFADDR(r1, 0x8916, &(0x7f00000001c0)={@mcast1={0xff, 0x1, [], 0x1}, 0x4c, r2}) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) [ 341.749820] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 341.757075] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 341.764325] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 341.771576] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 [ 341.825428] FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 341.864531] FAT-fs (loop4): error, invalid access to FAT (entry 0x8bcec711) 2026/11/30 21:11:20 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r3 = userfaultfd(0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r4 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) lstat(&(0x7f00000017c0)='./file0\x00', &(0x7f0000001800)={0x0, 0x0, 0x0, 0x0, 0x0}) getresgid(&(0x7f0000001880)=0x0, &(0x7f00000018c0), &(0x7f0000001900)) getsockopt$inet6_IPV6_IPSEC_POLICY(r4, 0x29, 0x22, &(0x7f0000001940)={{{@in6=@remote, @in=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6}, 0x0, @in=@loopback}}, &(0x7f0000001a40)=0xe8) r8 = getgid() stat(&(0x7f0000001a80)='./file0\x00', &(0x7f0000001ac0)={0x0, 0x0, 0x0, 0x0, 0x0}) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000001b40)={0x0, 0x0, 0x0}, &(0x7f0000001b80)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(r1, 0x29, 0x23, &(0x7f0000003000)={{{@in=@rand_addr, @in=@multicast1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast2}, 0x0, @in6=@mcast1}}, &(0x7f0000003100)=0xe8) getgroups(0x4, &(0x7f0000003140)=[0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0]) stat(&(0x7f0000003180)='./file0\x00', &(0x7f00000031c0)={0x0, 0x0, 0x0, 0x0, 0x0}) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000003240)={0x0, 0x0, 0x0}, &(0x7f0000003280)=0xc) stat(&(0x7f00000032c0)='./file0\x00', &(0x7f0000003300)={0x0, 0x0, 0x0, 0x0, 0x0}) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000003380)={0x0, 0x0, 0x0}, &(0x7f00000033c0)=0xc) getsockopt$inet_IP_IPSEC_POLICY(r2, 0x0, 0x10, &(0x7f0000003900)={{{@in=@multicast2, @in6=@ipv4={[], [], @rand_addr}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@broadcast}, 0x0, @in6=@mcast2}}, &(0x7f0000003a00)=0xe8) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f0000003a40)={0x0, 0x0, 0x0}, &(0x7f0000003a80)=0xc) r19 = geteuid() stat(&(0x7f0000003ac0)='./file0\x00', &(0x7f0000003b00)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r21 = getuid() getresgid(&(0x7f0000003b80)=0x0, &(0x7f0000003bc0), &(0x7f0000003c00)) sendmmsg$unix(r2, &(0x7f0000004fc0)=[{&(0x7f00000000c0)=@abs={0x1, 0x0, 0x4e21}, 0x6e, &(0x7f0000000040)=[{&(0x7f0000000140)="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0x1000}], 0x1, &(0x7f0000001140)=[@rights={0x30, 0x1, 0x1, [r3, r3, r3, r2, r3, r3, r4]}, @rights={0x28, 0x1, 0x1, [r4, r3, r4, r4, r4]}], 0x58, 0x40000}, {&(0x7f00000011c0)=@abs={0x1, 0x0, 0x4e24}, 0x6e, &(0x7f0000001740)=[{&(0x7f0000001240)="7dd2853365fd69d1356e93eb3efbac8fac0790fde5cb23dc5018c357543eb725cba046911aad808f89a17117145f0f9043c81fbdfb62e9696933428853805fdb982860e11dfe7d6a713710d77759be705e272fa8bf8601ee618f10ce7382e4732658af04af98ed6437b9a1c531f0b62ee2623d87253cefdbcb8fd9ea16971515c152fa3d927bc38b1c2111ca2ffc7c671f0ee7f17d6a780555afc482d6f297a7b23a3776f58fbe18b5e00592965ea1ee73d4a58611cb83688122df6ffc4533b9abd9fa9eed3984aa20dfac14598efb533740a939c4729950f1a1f0eb113ba131906145bf2a5be4fe1a56", 0xea}, {&(0x7f0000001340)="fced9163a2b669837be2ae5ca035e33022082f004a8a50a39ef6e00342c02bd6cd5761308829a8b41e078cefc4308b034b5886465ec7d322ebf2052177f2355e883aca0c28669349e4376444340c55f4d71db46a714c919ef512d5fe4428897c04936ba44cc96eb53b634eff167cabb78390e6b87fcf5fc09980a50cf7", 0x7d}, {&(0x7f00000013c0)="c11c00754a6c036b18", 0x9}, {&(0x7f0000001400)="91a141e62f222511e389a8014e3c41c9f18cb038bf64410e1829db452f60a057d8bb73e411ffb7314e498d7024c772a5ff1b3feb33f9511f46edc14672cde67eda341fa5ca7a37ba249c8a9effa988e839756bbb550a35a5a067a7fbb8dfd3467ab87343b8b5cf757531f73620c24d7c59107c8dcc9d3528601768561c56cb645f37ca94", 0x84}, {&(0x7f00000014c0)="2eab9b72b79341e1172190c42238e7c9f80edeaaa117a6462095935fd11e2f46c03d480f8a7774a57e25c9584f1b38daa38535b3a24106529636242bbb78aca6e16d86215dc36c617e4e118da38fac9ddaf7d0", 0x53}, {&(0x7f0000001540)="b0090b6f24f265d5d37781110f7ee876d2fdd4b2a434846da968e9b22f1f92bf10cc458cbd5df625bac85effd32541ebb39486c678141a43b3fe438134a22752c8bf4a9f2b335abff3c113e5a0e9b0513b264c5f1ec149f383bc885876a1ac70bc18e34d739461aa50b9a67b36926c45714b2166d3e311eec06bfc6aeee807ffc82624e678c3040545a56ca24aba62baa1394b5b96d296da840ee8b24cdd953fde279d2dc582afc0410fa38fcdd012519fcc12e58a7c1517d027a0b1d0990e475c1a52ad9b8a11e601a7e30e2cc7", 0xce}, {&(0x7f0000001640)="9bb69480a440b43e7d3389d4bb907f4f34b138171776bafa3f064a1645b7c514e70131ad7b343e8173f5a89472d029d8c746e7442cabb2c286c0cea609f71aea1e54a7015027352600a944d9724007121f861bdc3f94f9b4f9adb34139757e599333b83791ded5e85a195099c9df4ea77efc79bd2abc482798a7d661359f1373e366b45c", 0x84}, {&(0x7f0000001700)="77834970c5a75045367abff061b0ad1dd8c69e3b3f193e2e217bd07db264f3808bd2b411d6a7f181ff", 0x29}], 0x8, &(0x7f0000001bc0)=[@cred={0x20, 0x1, 0x2, r0, r5, r6}, @cred={0x20, 0x1, 0x2, r0, r7, r8}, @rights={0x18, 0x1, 0x1, [r2, r2]}, @rights={0x18, 0x1, 0x1, [r1, r3]}, @rights={0x20, 0x1, 0x1, [r4, r1, r3, r2]}, @rights={0x30, 0x1, 0x1, [r1, r3, r1, r4, r1, r4, r4, r4]}, @cred={0x20, 0x1, 0x2, r0, r9, r10}], 0xe0, 0x44084}, {&(0x7f0000001cc0)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f0000002f80)=[{&(0x7f0000001d40)="319164743d95aff853554669812181cb7e87c50441a598e314edd3503976ec17c060e5c9ee5bbd9a4d9501fabe1feb3d1114e07bc7cfb760d7d33681cd31956dc47defd6d94fdafe4bfaca81d52539bb087894a306e5318a822f87ee6e39d0ee3248150970c2eaa5469a1210a9cd336cb205364fbbba12b8d7f66064c5b075ca59c898a4932132c467fed88f86646bc5d1ce3662f8647d45c9", 0x99}, {&(0x7f0000001e00)="dd3bbbac07261e47f40ed78e8b13549bb6985542ff03a4e5d38674d1ad5c26dfb54d44dd6becd36bec1bfeeb163b72a7ae2744124e10bf88d720ad90373805dfe54fdbdf2b66dd0c24c43820e93457696d094389aebfe84324571322cacffa2d77f4ed3e2ce4d76c56f993e5d6cf938d5fe5a5", 0x73}, {&(0x7f0000001e80)="35e725e5197e49ee7587de1b2412a1d1ff2fc0dd1cb75f93231b38ea96f03c01ffc1919245239a3e0d433d956d8f48c30557fc24a773827a", 0x38}, 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{&(0x7f0000003700)="ee5f4dcabc19db5577fbac253ada7d8c5d777265e1ad8cd8413b7c2a11b02497e42138e7cb91dde2679b4e9ea244fddc32c48c3f3cffee40cb7f454073a82cb632bd25d44fa5abd16a99184e7cc0d8b4f1fad4c6691a7244022ad26181951b6b7fb3b3123b4c58b1e289f626241997f50617e4f1e61429356c6fcd504e01b02d0642abea8d7f82235209854f0d44dfb05347acbc5f4b1565f42af1a407e66a2daf443711f26f90e2d74ee26aa5435ea7741627c2db01af0bc1eb05565b81", 0xbe}, {&(0x7f00000037c0)="63468c9c10309d367216329bbf02dd5cfa0176b3c53bf69d56620d24cc085b2ddbc9f6e2469f186a1a02f92df1d14580a2ccb6e38d9a075f6690b7976745a5febd543e1840ecce5d3be7b6f405277c98bf657a18103c82af80d2253306ddc5663df41521954dae7439e11ecab432e967bc7b020a74dc2da1a010d0966c3f877d58b8efea10380aad721e06a013398e96612b", 0x92}], 0x5, &(0x7f0000003c40)=[@rights={0x20, 0x1, 0x1, [r2, r1, r4, r3]}, @rights={0x30, 0x1, 0x1, [r3, r4, r2, r4, r2, r3, r4]}, @rights={0x28, 0x1, 0x1, [r3, r1, r2, r4, r3]}, @cred={0x20, 0x1, 0x2, r0, r17, r18}, @rights={0x28, 0x1, 0x1, [r3, r2, r2, r1, r3]}, @cred={0x20, 0x1, 0x2, r0, r19, r20}, @cred={0x20, 0x1, 0x2, r0, r21, r22}], 0x100, 0x840}, {&(0x7f0000003d40)=@abs={0x1, 0x0, 0x4e21}, 0x6e, &(0x7f0000004f40)=[{&(0x7f0000003dc0)="058a1b33a133eb2f7345100814aaf61ebc3d76965664ad5d3d45d384ec4e8e075f72cd3b01d0b614459e6bb2dafe8134c270664baa205fb3cc24a1ac0687d43b2cdfae334a807a71d41b145e4ea4bfa237a7dbe0dc771b5f1d21580ab33827f77df6aff6d188f5ab696852d04aee9b19b04ec5f8eb4a547dacf9fc3c5207567880946db79d3c65a17fc77dcf3745175d27620040440956025a57049b672662c3c3b63b7f0410df6fb571d7ea3a044dff43aa8360bd09cf643e4d049a", 0xbc}, {&(0x7f0000003e80)="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", 0x1000}, {&(0x7f0000004e80)="cebba663beabfe057d261acdc57692bf40cb743424a15b2db087bf6a8638bb247014305363599bd73ac837cc4eb1229a8423806576760b8e4b859571b86f4a3e3ab90a1adc6c02dace2227ca88ae28534bc697af4f983e3531955a8ff037a2e875ff63104deeb2ec58c39016b25a19fbaa25a12345b7db53c1cf63b5f021d98a20247b98964e8c8d8f11e6330ce7893b4429ff580fd2", 0x96}], 0x3, &(0x7f0000004f80)=[@rights={0x18, 0x1, 0x1, [r1, r4]}], 0x18, 0x1}], 0x5, 0x1) write$sndseq(r4, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r4, 0x3, 0x0, 0x5) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r1, r3) 2026/11/30 21:11:20 executing program 1: timer_create(0x7, &(0x7f0000000300)={0x0, 0x0, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000340)) timer_create(0x7, &(0x7f0000000000)={0x0, 0x2b, 0x4, @thr={&(0x7f0000000080)="7329cbc22b6d839e32b7b55f49ca999e5c0912b4e3087fda62e83284ddc5bd7d182b4690cfaf577a2596fe24ef6463db5f28fdf8a5f434c42e69c76316430524ccc959e1105b72d96f8b07985c0fcd1bb87d875bd34cb32a29103ea22c50539c2b83c2c429a72386712282b25a055660a10963e3f01a6929b0fd21eb2616fb523f79cbcaf3e96d12b7aaab09dad56be30d9e52e16f7775dc2094c3a4bc3ec1508ac9853a81beff44360af500e2b34ed1ba3935788520158621afd9b466b1db69d9bb79d9497317a3c39414e462aec1ecbab0c5880afeb09e5760cdac449188b22d7b0baae3d8ea997d0e1b5e3e", &(0x7f0000000180)="b6bc2393974174a4374cb398a9356e5f23e1e0e8992ccd538bb46dd22da464a359bf7a290e7cd31e2f88cd9d22f3554e4d6b51c75f983e0c6860afb578e289f3a7ce1a53ea2f061b78ac6dc5cf5bc267da46d8d8b422f255b7962a6b1348e28ea176d26d26ea908d279c54a2f3849c7d986222785f1e8996f2d5be47f4a21759101d67e64c9bbeb8935075ce5d363639c48ba31a84ee2f2d0d180d323d29293a8b7bb801a9e4594ef63f4e099584798b33c3cae1314e4ca8e21fb491a572ae92afb3d447c0e1126505ab2023e1539ef4129543a3b3f9becb74f72a3e65bc1ac95dcc"}}, &(0x7f0000000280)) clock_gettime(0x0, &(0x7f0000000400)={0x0, 0x0}) clock_gettime(0x0, &(0x7f0000000440)={0x0, 0x0}) timer_settime(0x0, 0x0, &(0x7f0000000480)={{0x0, r0+30000000}, {0x0, r1+10000000}}, &(0x7f00000004c0)) timer_settime(0x0, 0x0, &(0x7f0000000380), &(0x7f00000002c0)) 2026/11/30 21:11:20 executing program 3: r0 = syz_open_procfs(0x0, &(0x7f00000001c0)='oom_score_adj\x00') write$cgroup_pid(r0, &(0x7f0000000100)={[0x32, 0x33, 0x39, 0x34]}, 0x4) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000040)={0x0, 0x10, &(0x7f0000000000)=[@in={0x2, 0x4e20, @broadcast=0xffffffff}]}, &(0x7f0000000080)=0x10) setsockopt$inet_sctp6_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f00000000c0)=@sack_info={r1, 0xe6, 0x6}, 0xc) [ 341.871757] FAT-fs (loop4): Filesystem has been set read-only 2026/11/30 21:11:20 executing program 6 (fault-call:2 fault-nth:68): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) [ 342.066655] FAULT_INJECTION: forcing a failure. [ 342.066655] name failslab, interval 1, probability 0, space 0, times 0 [ 342.078173] CPU: 0 PID: 28028 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 342.085467] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 342.094840] Call Trace: [ 342.097461] dump_stack+0x1b9/0x294 [ 342.101122] ? dump_stack_print_info.cold.2+0x52/0x52 [ 342.106345] ? kernel_text_address+0x79/0xf0 [ 342.110803] should_fail.cold.4+0xa/0x1a [ 342.114898] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 342.120043] ? save_stack+0xa9/0xd0 [ 342.123704] ? graph_lock+0x170/0x170 [ 342.127528] ? kasan_kmalloc+0xc4/0xe0 [ 342.131451] ? kmem_cache_alloc_trace+0x152/0x780 [ 342.136314] ? kobject_uevent_env+0x20f/0xea0 [ 342.140829] ? kobject_uevent+0x1f/0x30 [ 342.144826] ? device_add+0xb01/0x16d0 [ 342.148720] ? device_create_groups_vargs+0x1ff/0x270 [ 342.153922] ? find_held_lock+0x36/0x1c0 [ 342.157985] ? __lock_is_held+0xb5/0x140 [ 342.162073] ? check_same_owner+0x320/0x320 [ 342.166401] ? do_raw_spin_unlock+0x9e/0x2e0 [ 342.170818] ? rcu_note_context_switch+0x710/0x710 [ 342.175766] __should_failslab+0x124/0x180 [ 342.180010] should_failslab+0x9/0x14 [ 342.183804] __kmalloc+0x2c8/0x760 [ 342.187338] ? kobject_uevent_env+0x20f/0xea0 [ 342.191825] ? rcu_read_lock_sched_held+0x108/0x120 [ 342.196838] ? kobject_get_path+0xc2/0x1a0 [ 342.201088] kobject_get_path+0xc2/0x1a0 [ 342.205164] kobject_uevent_env+0x234/0xea0 [ 342.209485] ? device_pm_add+0x221/0x340 [ 342.213544] kobject_uevent+0x1f/0x30 [ 342.217342] device_add+0xb01/0x16d0 [ 342.221064] ? device_private_init+0x230/0x230 [ 342.225643] ? kfree+0x1e9/0x260 [ 342.229000] ? kfree_const+0x5e/0x70 [ 342.232726] device_create_groups_vargs+0x1ff/0x270 [ 342.237736] device_create_vargs+0x46/0x60 [ 342.241964] bdi_register_va.part.10+0xbb/0x9b0 [ 342.246634] ? cgwb_kill+0x630/0x630 [ 342.250348] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.255874] ? bdi_init+0x416/0x510 [ 342.259489] ? wb_init+0x9e0/0x9e0 [ 342.263019] ? bdi_alloc_node+0x67/0xe0 [ 342.266989] ? bdi_alloc_node+0x67/0xe0 [ 342.270968] ? rcu_read_lock_sched_held+0x108/0x120 [ 342.275978] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 342.281246] ? _raw_spin_unlock+0x22/0x30 [ 342.285395] bdi_register_va+0x68/0x80 [ 342.289274] super_setup_bdi_name+0x123/0x220 [ 342.293758] ? kill_block_super+0x100/0x100 [ 342.298082] ? kmem_cache_alloc_trace+0x616/0x780 [ 342.302915] ? match_wildcard+0x3c0/0x3c0 [ 342.307067] ? trace_hardirqs_on+0xd/0x10 [ 342.311210] fuse_fill_super+0xe6e/0x1e20 [ 342.315356] ? fuse_get_root_inode+0x190/0x190 [ 342.319929] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 342.324939] ? kasan_check_read+0x11/0x20 [ 342.329095] ? cap_capable+0x1f9/0x260 [ 342.332999] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.338524] ? security_capable+0x99/0xc0 [ 342.342669] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.348195] ? ns_capable_common+0x13f/0x170 [ 342.352595] ? get_anon_bdev+0x2f0/0x2f0 [ 342.356643] ? sget+0x113/0x150 [ 342.359915] ? fuse_get_root_inode+0x190/0x190 [ 342.364486] mount_nodev+0x6b/0x110 [ 342.368104] fuse_mount+0x2c/0x40 [ 342.371549] mount_fs+0xae/0x328 [ 342.374908] vfs_kern_mount.part.34+0xd4/0x4d0 [ 342.379479] ? may_umount+0xb0/0xb0 [ 342.383094] ? _raw_read_unlock+0x22/0x30 [ 342.387232] ? __get_fs_type+0x97/0xc0 [ 342.391120] do_mount+0x564/0x3070 [ 342.394665] ? copy_mount_string+0x40/0x40 [ 342.398887] ? rcu_pm_notify+0xc0/0xc0 [ 342.402768] ? copy_mount_options+0x5f/0x380 [ 342.407162] ? rcu_read_lock_sched_held+0x108/0x120 [ 342.412167] ? kmem_cache_alloc_trace+0x616/0x780 [ 342.417019] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 342.422564] ? _copy_from_user+0xdf/0x150 [ 342.426707] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 342.432234] ? copy_mount_options+0x285/0x380 [ 342.436721] ksys_mount+0x12d/0x140 [ 342.440340] __x64_sys_mount+0xbe/0x150 [ 342.444303] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 342.449325] do_syscall_64+0x1b1/0x800 [ 342.453201] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 342.458043] ? syscall_return_slowpath+0x5c0/0x5c0 [ 342.462972] ? syscall_return_slowpath+0x30f/0x5c0 [ 342.467898] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 342.473257] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 342.478099] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 342.483275] RIP: 0033:0x455a09 [ 342.486446] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 342.495359] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 342.502612] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 342.509871] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 342.517133] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 342.524389] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:11:21 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/fkle0 ', 0x0, 0x0) 2026/11/30 21:11:21 executing program 4: r0 = socket(0x10, 0x3, 0x0) setsockopt$EBT_SO_SET_COUNTERS(r0, 0x0, 0x81, &(0x7f00000000c0)={'mangle\x00', 0x5, [{}, {}, {}, {}, {}]}, 0x78) sendto$ipx(r0, &(0x7f00000001c0)="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", 0xfb, 0x40000, &(0x7f0000000000)={0x4, 0x8, 0x7ff, "b3333f0dd109", 0x401}, 0x10) sendmsg$nl_route_sched(r0, &(0x7f0000000680)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000640)={&(0x7f0000000180)=@deltfilter={0x24, 0x2c, 0x535}, 0x24}, 0x1}, 0x0) 2026/11/30 21:11:21 executing program 5: prctl$setname(0xf, &(0x7f00000000c0)='&selinux%!\x00') r0 = socket(0xa, 0x5, 0x0) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, &(0x7f00000003c0)={0xbb, 0xc, 0x2, 0x4, 0x5, 0x1, 0xedc, 0x3, 0x0}, &(0x7f0000000400)=0x20) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(r0, 0x84, 0x70, &(0x7f0000003d40)={r1, @in6={{0xa, 0x4e22, 0x2, @loopback={0x0, 0x1}, 0x7}}, [0x6, 0x5, 0x0, 0x3, 0xd2, 0x3, 0x800, 0x2, 0x7f, 0x5, 0x3d, 0xffffffffffffff00, 0x400, 0x80, 0x4]}, &(0x7f0000003e40)=0x100) sendmmsg$inet_sctp(r0, &(0x7f00000041c0)=[{&(0x7f0000000000)=@in6={0xa, 0x4e20, 0x7ff, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, 0x80}, 0x1c, &(0x7f0000000380)=[{&(0x7f0000000040)="0a7da84560af96de949a45eedf0ca342a324cdb2e0807f4983b20de71b53901593f5bc44a7b8ea3b6a32942c373d385f057c368c1452ce70a140ad83ec8405f554a82763c7b1e4d05f459017af81", 0x4e}, {&(0x7f0000000100)="45f68570a27e0ac5cb4d54b07250acc3430bcff00376c913a37cc9977cd6fabf2c5c977d99cef6e5cc3245b24f63d4a0a96ea8582f729db9182fc7d27fb57c751b122d9d0950fb9b08eb987ff57dd65151d0ddf50c1eb23d3e61f0a74150230de27dd0753a67f3f37679d0489350ca50f91c9976e9036494acad0692960001af", 0x80}, {&(0x7f00000001c0)="e154ce0a42ae999bce7ef045013daf92fc7e96440824bbc5c1054ddbb05233b1bb68f4aeaff3439148fb8c8c99bbc14025037230157433eeb6858389af4f2585ed05cab9b428fefa2b2ae2f3e118548b1ed254bc2702010c015378284f26e84442420678ddda70c21758d4226c7d414e691de62d4255f18889abf89f25c1c5edda9b1cae903cf4b6e0e7cebb506bd347a59b6549594e21a993af8f26146e9622a62cc9a21838b1bb734a5b080cde", 0xae}, {&(0x7f0000000280)="6d1bd53894097341983094e7907ac5612f8252ae7a07a868e7e6ede9e1ee494588f84cf15a283e2ce841a09b8cf98e7196adf6b5f09d749f034587c8b0ac0cc81d893081228e16002ba1ca41be1e15e3fe741c2831c55e49700bd10f065208d3a5561cbd77566ce96799d272a1173698f8f8419285d0e0115070816cd8a66f03ac1c1d6308a2b9bd1c4541667efeb0b74b1eab5f83bb4aa605a1420af1ffe6b6c2a7994f03fcf45c3b9d18f34b3e399ba3f994c0f18054de82d1ca7de53d440822bdf38acb09fb1654f4ee4929b4403fdc724a3601c9af66d77a62c2ee2f3e6e323a4ab28c25d73aa4bff371fdf38fa0f9861b", 0xf3}], 0x4, &(0x7f0000000440)=[@sndrcv={0x30, 0x84, 0x1, {0xe5, 0x7ff, 0x200, 0x6, 0x713c, 0x100, 0x5, 0x1, r1}}], 0x30, 0x20000041}, {&(0x7f0000000480)=@in6={0xa, 0x4e20, 0x5, @remote={0xfe, 0x80, [], 0xbb}, 0x6ad3}, 0x1c, &(0x7f00000018c0)=[{&(0x7f00000004c0)="a61858804204685d16a8c4f2e8138d0517f3d0c332d0b891c0a479ba244079e78410567e1c8905af960cb6781b4a2e35210ff3306951399ba244b9baaec70a91b2dcfe9c97c2db2be31a31fbd1361a3a3e9de5ac4615e3cfac7ad018ee0071166ca27e0e9b4311e1818805eaf566434fa35fab34b766eb5a03121214b52c74fdf4ffdb8b20026487b3d48a527fae734e4242e794e903830ad7524624eda6946dc6c28e4f44829fbccdf411a860c491", 0xaf}, {&(0x7f0000000580)="b1f99abdd3ccbe24da5aa2d2fc88e0a5c474738f2d204e53b85d3d6e8a6a1b75d0a4d8cf0a416d80a6bbf4f2ab8a2b3c3bf87a4f8d889187275fc6cf76c01befec31da30588d47639519a7c9bb408ddb61c189b2db0c09d9a23ccf68ee2ebda0014197ad2a4609f8a2a252647ec184ba08914463351540597151858341c9aa68a69e6c7e482ad0f1552acb5b19be4a5d53d45279d95d0aaba997c18d541e274e2a336a85ff5bad9e85316893c92f5c", 0xaf}, {&(0x7f0000000640)="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0x1000}, {&(0x7f0000001640)="b6f1ea8d3df4b82681a97c4d615a9dc3b424460bf0d9a27184aa3aa0500a0d889a35633d5fb4a290eaed8c6c9c6199820d113b6fa4d8e2623ca5582258cf0e668e380903adc6eb1b3ce9c4f8e2f5510a8af0108ef5f0fa892605a20e5d40b08b318c4bee8e09fea4780f46d0bf5cd044eaaa8280ee7c9705c10dabfa8e663eeaaaf1c91c04dc0aa8bba3819f8d6abe248cc87dd2e8c62d", 0x97}, {&(0x7f0000001700)="e3115c1fc243d140cec1f821229663d08e864f7c8e1ee3a2226d972aec6f59b97adfa9165c81b6a720b5db712d985d486141721f3b8152b6b577fa7844d71b0022e21a959954a2cd4169647a50390b15aa59f1dec541d2ea0e01ed5b6e650afaec8fd7d712b3b24911d1004aa95b827c386b4a3c64683781d99ecacf61223b9354644476fb9ed9d86b864ddaab895c1ca7e6adb974a0d994a7522606490a492d6313a0dbdb528056e86ee5e261", 0xad}, {&(0x7f00000017c0)="883d007a2504d595796d57bb5d219065ad57ec4226b2702bd8595a1fa4f046f36d7bd81fc6778aa3f3812e5149571dc1a69f4e487d5bf3fc6a6070c0b81eb12444cc53852e60ecc65befe13084a93dc811aaa0275b53267d6630", 0x5a}, {&(0x7f0000001840)="0c38fda6e55159e647606fd6e4264272d8057897a1da80758b19d7c26506864b623daa2cbf1c3ac2ed2cac04ca4c04bf1f6bf86b6c03c738cf68cc36edc6369f0cc4d42fb2f6cb9c3c5a25ff96e6efab306381f68bf6c490cc5b5543d0fc7d85d88712ca45ca8e0cbd215c0c7ab15dd623f90b6282649207a334", 0x7a}], 0x7, &(0x7f0000001940)=[@sndrcv={0x30, 0x84, 0x1, {0x7fff, 0x3, 0x200, 0x80000001, 0x98, 0x7, 0x8, 0x4, r1}}, @dstaddrv6={0x20, 0x84, 0x8, @mcast2={0xff, 0x2, [], 0x1}}, @sndrcv={0x30, 0x84, 0x1, {0x74bb, 0x4, 0x0, 0x2, 0x6, 0x1000, 0x5, 0x7, r1}}, @sndrcv={0x30, 0x84, 0x1, {0x3, 0x7ff, 0x200, 0xd7, 0x141, 0xffffffff, 0x1, 0x5, r1}}, @sndrcv={0x30, 0x84, 0x1, {0x7, 0x7, 0xb, 0xffffffffffffff74, 0x7, 0x9, 0x2, 0x16, r1}}], 0xe0, 0x800}, {&(0x7f0000001a40)=@in={0x2, 0x4e23, @broadcast=0xffffffff}, 0x10, &(0x7f0000002b00)=[{&(0x7f0000001a80)="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", 0x1000}, {&(0x7f0000003cc0)="9836658549d22bb8562fa6ca8312905d0dea6ed6477c0be6e4c429d5bd54be48b45c33260095fef07d37272873", 0x2d}], 0x3, &(0x7f0000003e80)=[@init={0x18, 0x84, 0x0, {0x2000000000000, 0x7, 0xb72, 0x3f}}, @authinfo={0x18, 0x84, 0x6, {0x6}}, @sndinfo={0x20, 0x84, 0x2, {0x6, 0x4, 0x8, 0x1ff, r2}}], 0x50, 0xc090}, {&(0x7f0000003f00)=@in6={0xa, 0x4e22, 0x8, @ipv4={[], [0xff, 0xff]}, 0x5}, 0x1c, &(0x7f0000004040)=[{&(0x7f0000003f40)="cb844f7ef5dc4239d49f92e65c6e532d7538a4da6aa07e4900bda101bc18d9315ff1eb479f9c45a34cf44c3328439a93aaa2d60af2b1f64a550ada1020ddf48f43661b2e38ccce07fd526e7f39fd89f4c7fd403c6a9b75ee1541e645b7413cc9027daa2a6d4f244882c35e9328529d6b59f0bbd545d9", 0x76}, {&(0x7f0000003fc0)="519f002e12bc7401c6d33935ef7e0d8d1da4f5dcf7f742970c0d3efcf20a5169172303dfa9b2b9f6999647206bd56370b95d15f5d5bb72e842b38a0311deecb7eaeb36a8228695779a167aac67686ebec3eb07ec48486f12fa0183360e9d0db5e35107077f6d21d92979520686996ef429c51823166934d753", 0x79}], 0x2, &(0x7f0000004080)=[@init={0x18, 0x84, 0x0, {0x8000, 0x7, 0x200}}, @dstaddrv6={0x20, 0x84, 0x8, @dev={0xfe, 0x80, [], 0x1a}}, @dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @sndinfo={0x20, 0x84, 0x2, {0x10000, 0x8, 0x38, 0x100, r1}}, @sndinfo={0x20, 0x84, 0x2, {0x4f, 0x4, 0x4, 0x5, r1}}, @sndrcv={0x30, 0x84, 0x1, {0x1f, 0x9, 0x8200, 0x800, 0x101, 0x1, 0x9, 0x8ed, r1}}, @sndrcv={0x30, 0x84, 0x1, {0x6, 0xfffffffffffffc01, 0x4, 0x100000001, 0x9, 0x1, 0x4, 0x3f, r2}}, @dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}], 0x118, 0x4000}], 0x5, 0x20000004) pipe2(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}, 0x47fc) setns(r3, 0x20000000) fcntl$F_SET_RW_HINT(r0, 0x40c, &(0x7f0000004300)=0x4) fcntl$getownex(r4, 0x10, &(0x7f0000004380)) ioctl$KVM_CREATE_PIT2(r4, 0x4040ae77, &(0x7f0000004340)={0x7ff}) 2026/11/30 21:11:21 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) r1 = openat$full(0xffffffffffffff9c, &(0x7f0000000180)='/dev/full\x00', 0x40040, 0x0) ioctl$IOC_PR_PREEMPT_ABORT(r1, 0x401870cc, &(0x7f00000001c0)={0x10000000, 0x200, 0x3, 0x7fff}) 2026/11/30 21:11:21 executing program 6 (fault-call:2 fault-nth:69): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:11:21 executing program 3: pipe2(&(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}, 0x800) sendto$inet(r0, &(0x7f0000000080)="60b8b70d758d92e149d5d3a74ec01758c70517719c3ed72585a9f5eddb56119be31b4662f98441a28375fa2e5838c32f56cd94713c05b93679ba039f092b6c55b8837fb3407a9739ed7f4e2ff8a3f071ceae6352429b4db5a5825cf2aee3786722c6a3ea83e62796f72210f1538364b754e4805822ff9e49f6742c9d9e2ef41333b7a7c8c96ed9fe9cb8a0d87e7156565cb08edb2a17d9dbbb05ee5468450187552626975b98331f8497d8f12d19db8864e527ffa49488302918c71d9b951919f0", 0xc1, 0xd0, &(0x7f0000000180)={0x2, 0x4e23}, 0x10) r2 = socket$inet(0x2, 0x2, 0x0) setsockopt$inet_mreqn(r2, 0x0, 0x4, &(0x7f0000006ff4)={@empty, @loopback=0x7f000001, 0xd5}, 0xc) r3 = dup2(r2, r2) recvfrom$inet6(r3, &(0x7f000001c000), 0xfffffffffffffe58, 0x100, 0x0, 0xffffffffffffff9e) getrusage(0xffffffffffffffff, &(0x7f0000000200)) setsockopt$inet_opts(r3, 0x0, 0x7, &(0x7f000001e000)="a5", 0x1) bind$inet(r2, &(0x7f000000f000)={0x2, 0x3, @loopback=0x7f000001}, 0x10) ioctl$sock_SIOCADDDLCI(r3, 0x8980, &(0x7f0000000000)={'ipddp0\x00', 0x3}) setsockopt$sock_attach_bpf(r3, 0x1, 0x32, &(0x7f0000000040)=r3, 0x4) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r1, 0x84, 0x21, &(0x7f00000001c0)=0x5a, 0x4) sendto$inet(r2, &(0x7f0000004000), 0x33f, 0x0, &(0x7f0000002000)={0x2, 0x3}, 0x10) 2026/11/30 21:11:21 executing program 1: r0 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vhost-vsock\x00', 0x2, 0x0) ioctl$VHOST_VSOCK_SET_GUEST_CID(r0, 0x4008af60, &(0x7f0000000000)={@my=0x1}) ioctl$VHOST_VSOCK_SET_GUEST_CID(r0, 0x4008af60, &(0x7f0000000500)={@my=0x0}) 2026/11/30 21:11:21 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$KVM_UNREGISTER_COALESCED_MMIO(r2, 0x4010ae68, &(0x7f0000000240)={0x2, 0x10000}) r3 = userfaultfd(0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r4 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) ioctl$KVM_SET_IRQCHIP(r1, 0x8208ae63, &(0x7f00000000c0)=@pic={0x0, 0xfc, 0x83b, 0x5, 0x101, 0x0, 0x401, 0x1, 0x4000000000000, 0x0, 0x1000, 0x40, 0x20, 0x6, 0x5, 0x100}) write$sndseq(r4, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f0000000040), 0x4) fallocate(r4, 0x3, 0x0, 0x5) statx(r4, &(0x7f0000000280)='./file0\x00', 0x5000, 0x1, &(0x7f00000002c0)) creat(&(0x7f0000000000)='./file0\x00', 0x0) r5 = semget$private(0x0, 0x4, 0x20) semctl$IPC_STAT(r5, 0x0, 0x2, &(0x7f00000003c0)=""/223) dup2(r1, r3) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000200)={r4, 0x28, &(0x7f00000001c0)}, 0x10) [ 342.889493] FAULT_INJECTION: forcing a failure. [ 342.889493] name failslab, interval 1, probability 0, space 0, times 0 [ 342.900794] CPU: 1 PID: 28058 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 342.908071] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 342.917424] Call Trace: [ 342.920026] dump_stack+0x1b9/0x294 [ 342.923676] ? dump_stack_print_info.cold.2+0x52/0x52 [ 342.928875] ? is_bpf_text_address+0xd7/0x170 [ 342.933385] should_fail.cold.4+0xa/0x1a [ 342.937451] ? __save_stack_trace+0x7e/0xd0 [ 342.941779] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 342.946899] ? graph_lock+0x170/0x170 [ 342.950710] ? save_stack+0x43/0xd0 [ 342.954349] ? kasan_kmalloc+0xc4/0xe0 [ 342.958247] ? kasan_slab_alloc+0x12/0x20 [ 342.962408] ? find_held_lock+0x36/0x1c0 [ 342.966482] ? __lock_is_held+0xb5/0x140 [ 342.970568] ? check_same_owner+0x320/0x320 [ 342.974910] ? rcu_note_context_switch+0x710/0x710 [ 342.979855] __should_failslab+0x124/0x180 [ 342.984101] should_failslab+0x9/0x14 [ 342.987912] kmem_cache_alloc_node_trace+0x26f/0x770 [ 342.993035] __kmalloc_node_track_caller+0x33/0x70 [ 342.997974] __kmalloc_reserve.isra.38+0x3a/0xe0 [ 343.002740] __alloc_skb+0x14d/0x780 [ 343.006466] ? skb_scrub_packet+0x580/0x580 [ 343.010796] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 343.016010] ? netlink_has_listeners+0x2ff/0x4c0 [ 343.020779] ? netlink_tap_init_net+0x3c0/0x3c0 [ 343.025469] kobject_uevent_env+0x801/0xea0 [ 343.029795] ? device_pm_add+0x221/0x340 [ 343.033873] kobject_uevent+0x1f/0x30 [ 343.037681] device_add+0xb01/0x16d0 [ 343.041407] ? device_private_init+0x230/0x230 [ 343.045999] ? kfree+0x1e9/0x260 [ 343.049375] ? kfree_const+0x5e/0x70 [ 343.053101] device_create_groups_vargs+0x1ff/0x270 [ 343.058122] device_create_vargs+0x46/0x60 [ 343.062367] bdi_register_va.part.10+0xbb/0x9b0 [ 343.067040] ? cgwb_kill+0x630/0x630 [ 343.070768] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.076309] ? bdi_init+0x416/0x510 [ 343.079940] ? wb_init+0x9e0/0x9e0 [ 343.083487] ? bdi_alloc_node+0x67/0xe0 2026/11/30 21:11:21 executing program 5: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) r1 = syz_open_dev$mice(&(0x7f0000000040)='/dev/input/mice\x00', 0x0, 0x2081) getsockopt$ARPT_SO_GET_INFO(r1, 0x0, 0x60, &(0x7f0000000240)={'filter\x00'}, &(0x7f0000000080)=0x44) r2 = openat$cgroup_procs(r0, &(0x7f0000000100)='cgroup.threads\x00', 0x2, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000200)='/dev/hwrng\x00', 0x400, 0x0) writev(r2, &(0x7f00000000c0)=[{&(0x7f00000001c0)='\x00', 0x1}], 0x1) 2026/11/30 21:11:21 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) r1 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000040)='/dev/cuse\x00', 0x100000000000000, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000140)) connect$inet6(r0, &(0x7f0000000100)={0xa, 0x0, 0x0, @dev={0xfe, 0x80}, 0x4}, 0x1c) sendmmsg(r0, &(0x7f0000002000)=[{{&(0x7f0000000080)=@in={0x2, 0xc67a}, 0x80, &(0x7f0000000240), 0x0, &(0x7f0000000280)}}, {{&(0x7f0000001c00)=@in={0x2, 0x4e23, @broadcast=0xffffffff}, 0x80, &(0x7f0000001e40), 0x0, &(0x7f0000001e80)}}], 0x2, 0x0) 2026/11/30 21:11:21 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xfffffec9) r1 = openat$null(0xffffffffffffff9c, &(0x7f0000000000)='/dev/null\x00', 0x400041, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_CHUNK(r1, 0x84, 0x15, &(0x7f00000001c0)={0x1008}, 0xe0) sendto$inet(r0, &(0x7f0000000200)="f2", 0x0, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0xfd3d) sendto$inet(r0, &(0x7f0000001780)="4503061c4979fef4a5c2f7ed5be594a795fce29c1620366d5fcd31ccda79ee39ece6747a5760d31607916923d9dd3d188f198c4cd128cd7fec070000000000000001fcc15ffcfdbcd2292e434abc0400a2956863ff81680447dc33dad1a5c77050ccb929bcf1d17a32360134cf13dee3e58dec29df79804c4db2267c7e4973d1be43636a5ed0e8c32c9031f73248bfdd42b2c725dd41ec04d4ab8094a76b3b94512803c9a38dd078bf456c756c6b0c44ab3f65", 0x2b, 0x4, &(0x7f0000001840)={0x2, 0x10000000004e22}, 0xfffffffffffffc91) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) getsockopt$EBT_SO_GET_INIT_ENTRIES(r0, 0x0, 0x83, &(0x7f0000000340)={'filter\x00', 0x0, 0x3, 0x1000, [], 0x9, &(0x7f0000000280)=[{}, {}, {}, {}, {}, {}, {}, {}, {}], &(0x7f00000005c0)=""/4096}, &(0x7f0000000180)=0x78) 2026/11/30 21:11:22 executing program 4: r0 = syz_open_dev$admmidi(&(0x7f0000000000)='/dev/admmidi#\x00', 0x6, 0x200) ioctl$TUNSETNOCSUM(r0, 0x400454c8, 0x1) mount(&(0x7f0000000040)='./file0\x00', &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='afs\x00', 0x2000000, &(0x7f0000000100)) 2026/11/30 21:11:22 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f00000001c0)={0x0, 0xd73}, 0x222) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$KVM_SMI(r1, 0xaeb7) sendto$inet(r0, &(0x7f00000005c0)="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", 0x1000, 0x4044, &(0x7f0000000180)={0x2, 0x4e24, @broadcast=0xffffffff}, 0x10) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:11:22 executing program 4: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = dup(r0) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, &(0x7f00000000c0)={0x0, 0x9}, &(0x7f0000000100)=0xc) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r1, 0x84, 0x7b, &(0x7f0000000140)={r2, 0x800}, &(0x7f0000000180)=0x8) setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) setsockopt$inet6_udp_int(r0, 0x11, 0x67, &(0x7f0000000040)=0x100000000, 0x4) r3 = socket(0x11, 0x80002, 0x0) setsockopt(r3, 0x107, 0xd, &(0x7f0000001000), 0xc5) ioctl$sock_inet_SIOCSIFNETMASK(r3, 0x891c, &(0x7f0000000080)={'bond0\x00', {0x2, 0x4e20, @remote={0xac, 0x14, 0x14, 0xbb}}}) close(r3) 2026/11/30 21:11:22 executing program 1: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x102d}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x10, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x0, 0x1, 0xffffff85}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x1, 0x3bc, &(0x7f00001a7f05)=""/251}, 0x2e) r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000)='/dev/snapshot\x00', 0x20000, 0x0) ioctl$EVIOCSFF(r0, 0x40304580, &(0x7f0000000040)={0x55, 0x8, 0xdb1, {0x3, 0x458c}, {0x2, 0x7}, @ramp={0x7, 0x3, {0x2, 0x1, 0x200, 0xb0ea}}}) [ 343.087460] ? bdi_alloc_node+0x67/0xe0 [ 343.091445] ? rcu_read_lock_sched_held+0x108/0x120 [ 343.096484] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 343.101766] ? _raw_spin_unlock+0x22/0x30 [ 343.105920] bdi_register_va+0x68/0x80 [ 343.109821] super_setup_bdi_name+0x123/0x220 [ 343.114322] ? kill_block_super+0x100/0x100 [ 343.118655] ? kmem_cache_alloc_trace+0x616/0x780 [ 343.123502] ? match_wildcard+0x3c0/0x3c0 [ 343.127658] ? trace_hardirqs_on+0xd/0x10 [ 343.131816] fuse_fill_super+0xe6e/0x1e20 [ 343.135974] ? fuse_get_root_inode+0x190/0x190 2026/11/30 21:11:22 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000180)={r0}) bind$inet6(r1, &(0x7f00000001c0)={0xa, 0x4e22, 0x7, @loopback={0x0, 0x1}, 0x8}, 0x1c) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) [ 343.140566] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 343.145602] ? kasan_check_read+0x11/0x20 [ 343.149757] ? cap_capable+0x1f9/0x260 [ 343.153656] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.159200] ? security_capable+0x99/0xc0 [ 343.163360] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.168904] ? ns_capable_common+0x13f/0x170 [ 343.173322] ? get_anon_bdev+0x2f0/0x2f0 [ 343.177386] ? sget+0x113/0x150 [ 343.180671] ? fuse_get_root_inode+0x190/0x190 [ 343.185257] mount_nodev+0x6b/0x110 [ 343.188891] fuse_mount+0x2c/0x40 [ 343.192357] mount_fs+0xae/0x328 [ 343.195723] vfs_kern_mount.part.34+0xd4/0x4d0 [ 343.200302] ? may_umount+0xb0/0xb0 [ 343.203933] ? _raw_read_unlock+0x22/0x30 [ 343.208082] ? __get_fs_type+0x97/0xc0 [ 343.211980] do_mount+0x564/0x3070 [ 343.215528] ? copy_mount_string+0x40/0x40 [ 343.219768] ? rcu_pm_notify+0xc0/0xc0 [ 343.223671] ? copy_mount_options+0x5f/0x380 [ 343.228088] ? rcu_read_lock_sched_held+0x108/0x120 [ 343.233100] ? kmem_cache_alloc_trace+0x616/0x780 [ 343.237945] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 343.243487] ? _copy_from_user+0xdf/0x150 [ 343.247635] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 343.253158] ? copy_mount_options+0x285/0x380 [ 343.257647] ksys_mount+0x12d/0x140 [ 343.261278] __x64_sys_mount+0xbe/0x150 [ 343.265243] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 343.270246] do_syscall_64+0x1b1/0x800 [ 343.274119] ? finish_task_switch+0x1ca/0x840 [ 343.278615] ? syscall_return_slowpath+0x5c0/0x5c0 [ 343.283536] ? syscall_return_slowpath+0x30f/0x5c0 [ 343.288462] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 343.293821] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 343.298665] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 343.303838] RIP: 0033:0x455a09 [ 343.307006] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 343.314699] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 343.321958] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 343.329218] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 343.336484] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 343.343747] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:11:22 executing program 5: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2000000000001, 0x0) setsockopt$sock_int(r0, 0x1, 0xf, &(0x7f0000687000)=0x5c802861, 0x4) bind$inet6(r0, &(0x7f0000402000)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendto$inet6(r0, &(0x7f00007a8fff), 0x0, 0xfffffefffffffffe, &(0x7f0000f62fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup/syz0\x00', 0x200002, 0x0) 2026/11/30 21:11:22 executing program 1: r0 = syz_open_dev$sndmidi(&(0x7f0000000000)='/dev/snd/midiC#D#\x00', 0x7, 0x1c1000) r1 = getpid() ioctl$SNDRV_CTL_IOCTL_ELEM_ADD(r0, 0xc1105517, &(0x7f00000000c0)={{0x4, 0x7, 0x3, 0x7, "de51b4ecbe1d3ad9a274d75b689d63f8db074325ba5f95723b64f7b5fcf339dd2a4e9abec19a1199ed899bbf", 0x6}, 0x0, 0x0, 0x100, r1, 0x10000, 0x1ff, "4a26b57d0176d2f25e57bef5c54bbe33759970670598d7272dd37ee7a9ff961bf92794ce63e77b721915657cb76d08d69870f3c1b5810c38f85391548031c87b", &(0x7f0000000080)='+cpuset\x00', 0x8, [], [0x4, 0x7436, 0xf5, 0xe7]}) r2 = syz_open_procfs(0x0, &(0x7f0000337ff2)='timers\x00') r3 = syz_open_dev$sndctrl(&(0x7f0000000200)='/dev/snd/controlC#\x00', 0x5026, 0x20840) ioctl$LOOP_GET_STATUS64(r3, 0x4c05, &(0x7f0000000240)) preadv(r2, &(0x7f00000004c0), 0x1000000000000416, 0x6800000000000000) fcntl$addseals(r0, 0x409, 0x6) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000000340)={0x0, @in6={{0xa, 0x4e23, 0x8, @empty, 0x7}}}, &(0x7f0000000400)=0x84) getsockopt$inet_sctp6_SCTP_ASSOCINFO(r0, 0x84, 0x1, &(0x7f0000000440)={r4, 0x6, 0x8000, 0x0, 0x4}, &(0x7f0000000480)=0x14) 2026/11/30 21:11:22 executing program 4: capset(&(0x7f0000a31000)={0x19980330}, &(0x7f00009b3000)) r0 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rtc0\x00', 0x2040, 0x0) ioctl$KVM_ASSIGN_SET_MSIX_NR(r0, 0x4008ae73, &(0x7f0000000080)={0x1, 0x9}) ioctl$KVM_SET_IDENTITY_MAP_ADDR(r0, 0x4008ae48, &(0x7f0000000040)=0x14000) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000100)=0xffffffff, 0x4) 2026/11/30 21:11:22 executing program 6 (fault-call:2 fault-nth:70): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:11:22 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e4}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = openat$full(0xffffffffffffff9c, &(0x7f0000000080)='/dev/full\x00', 0x802, 0x0) ioctl$TCSBRK(r2, 0x5409, 0x100) ioctl$KVM_ENABLE_CAP(r1, 0x4068aea3, &(0x7f0000000000)={0x79}) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_RUN(r3, 0xae80, 0x0) 2026/11/30 21:11:22 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/fule0 ', 0x0, 0x0) 2026/11/30 21:11:22 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x80000) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r3 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r3, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r3, 0x3, 0x0, 0x5) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r1, r2) 2026/11/30 21:11:22 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x5c, 0x0, &(0x7f00000000c0)={0x2, 0x0, @multicast2=0xe0000002}, 0x10) accept4(r0, &(0x7f00000001c0)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, &(0x7f0000000280)=0x80, 0x80000) r2 = geteuid() sendmsg$nl_xfrm(r1, &(0x7f00000005c0)={&(0x7f00000002c0)={0x10}, 0xc, &(0x7f0000000540)={&(0x7f0000000640)=ANY=[@ANYBLOB="340200001000000125bd7000fedbdf25fe8000000000000000000000000000aaffffffff0000000000000000000000004e23ffff4e2400000a00a080ad000000", @ANYRES32=0x0, @ANYRES32=r2, @ANYBLOB="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"], 0x4}, 0x1, 0x0, 0x0, 0x80}, 0x4000) getsockopt$inet_sctp_SCTP_I_WANT_MAPPED_V4_ADDR(r0, 0x84, 0xc, &(0x7f0000000180), &(0x7f0000000300)=0x4) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) fcntl$F_SET_RW_HINT(r1, 0x40c, &(0x7f0000000600)=0x100000000000005) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) [ 343.880491] FAULT_INJECTION: forcing a failure. [ 343.880491] name failslab, interval 1, probability 0, space 0, times 0 [ 343.891789] CPU: 0 PID: 28110 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 343.899077] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 343.908442] Call Trace: [ 343.911065] dump_stack+0x1b9/0x294 [ 343.914713] ? dump_stack_print_info.cold.2+0x52/0x52 [ 343.919904] ? perf_trace_lock_acquire+0xe3/0x980 [ 343.924758] should_fail.cold.4+0xa/0x1a [ 343.928819] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 343.933917] ? __might_sleep+0x95/0x190 [ 343.937886] ? graph_lock+0x170/0x170 [ 343.941690] ? find_held_lock+0x36/0x1c0 [ 343.945750] ? __lock_is_held+0xb5/0x140 [ 343.949823] ? check_same_owner+0x320/0x320 [ 343.954141] ? rcu_note_context_switch+0x710/0x710 [ 343.959072] ? put_dec+0xf0/0xf0 [ 343.962428] ? format_decode+0x1a9/0xae0 [ 343.966487] __should_failslab+0x124/0x180 [ 343.970717] should_failslab+0x9/0x14 [ 343.974509] kmem_cache_alloc_node+0x272/0x780 [ 343.979105] __alloc_skb+0x111/0x780 [ 343.982815] ? skb_scrub_packet+0x580/0x580 [ 343.987133] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 343.992331] ? netlink_has_listeners+0x2ff/0x4c0 [ 343.997087] ? netlink_tap_init_net+0x3c0/0x3c0 [ 344.001762] kobject_uevent_env+0x801/0xea0 [ 344.006078] ? device_pm_add+0x221/0x340 [ 344.010149] kobject_uevent+0x1f/0x30 [ 344.013942] device_add+0xb01/0x16d0 [ 344.017654] ? device_private_init+0x230/0x230 [ 344.022227] ? kfree+0x1e9/0x260 [ 344.025589] ? kfree_const+0x5e/0x70 [ 344.029303] device_create_groups_vargs+0x1ff/0x270 [ 344.034319] device_create_vargs+0x46/0x60 [ 344.038553] bdi_register_va.part.10+0xbb/0x9b0 [ 344.043216] ? cgwb_kill+0x630/0x630 [ 344.046929] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.052454] ? bdi_init+0x416/0x510 [ 344.056468] ? wb_init+0x9e0/0x9e0 [ 344.060003] ? bdi_alloc_node+0x67/0xe0 [ 344.063971] ? bdi_alloc_node+0x67/0xe0 [ 344.067940] ? rcu_read_lock_sched_held+0x108/0x120 [ 344.072950] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 344.078234] ? _raw_spin_unlock+0x22/0x30 [ 344.082379] bdi_register_va+0x68/0x80 [ 344.086265] super_setup_bdi_name+0x123/0x220 [ 344.090751] ? kill_block_super+0x100/0x100 [ 344.095088] ? kmem_cache_alloc_trace+0x616/0x780 [ 344.099931] ? match_wildcard+0x3c0/0x3c0 [ 344.104077] ? trace_hardirqs_on+0xd/0x10 [ 344.108229] fuse_fill_super+0xe6e/0x1e20 [ 344.112379] ? fuse_get_root_inode+0x190/0x190 [ 344.116973] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 344.121987] ? kasan_check_read+0x11/0x20 [ 344.126133] ? cap_capable+0x1f9/0x260 [ 344.130022] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.135557] ? security_capable+0x99/0xc0 [ 344.139701] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.145226] ? ns_capable_common+0x13f/0x170 [ 344.149630] ? get_anon_bdev+0x2f0/0x2f0 [ 344.153682] ? sget+0x113/0x150 [ 344.156959] ? fuse_get_root_inode+0x190/0x190 [ 344.161532] mount_nodev+0x6b/0x110 [ 344.165156] fuse_mount+0x2c/0x40 [ 344.168601] mount_fs+0xae/0x328 [ 344.171966] vfs_kern_mount.part.34+0xd4/0x4d0 [ 344.176543] ? may_umount+0xb0/0xb0 [ 344.180161] ? _raw_read_unlock+0x22/0x30 [ 344.184300] ? __get_fs_type+0x97/0xc0 [ 344.188187] do_mount+0x564/0x3070 [ 344.191726] ? copy_mount_string+0x40/0x40 [ 344.195953] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 344.200707] ? retint_kernel+0x10/0x10 [ 344.204597] ? copy_mount_options+0x1e3/0x380 [ 344.209083] ? copy_mount_options+0x1f0/0x380 [ 344.213573] ? __sanitizer_cov_trace_pc+0x20/0x50 [ 344.218411] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.223937] ? copy_mount_options+0x285/0x380 [ 344.228429] ksys_mount+0x12d/0x140 [ 344.232068] __x64_sys_mount+0xbe/0x150 [ 344.236035] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 344.241066] do_syscall_64+0x1b1/0x800 [ 344.244948] ? finish_task_switch+0x1ca/0x840 [ 344.249435] ? syscall_return_slowpath+0x5c0/0x5c0 [ 344.254355] ? syscall_return_slowpath+0x30f/0x5c0 [ 344.259283] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 344.264643] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 344.269487] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 344.274667] RIP: 0033:0x455a09 2026/11/30 21:11:23 executing program 1: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f00000004c0)={0x1d}, 0xfffffffffffffee8) sendmsg$can_bcm(r0, &(0x7f00000003c0)={&(0x7f0000000280)={0x1d}, 0x10, &(0x7f0000000380)={&(0x7f0000000300)={0x5, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "388dbba2b150d176"}}, 0x48}, 0x1}, 0x0) clock_gettime(0x0, &(0x7f0000000180)={0x0, 0x0}) sendmsg$can_bcm(r0, &(0x7f00000002c0)={&(0x7f0000000080)={0x1d}, 0x10, &(0x7f0000000240)={&(0x7f00000001c0)={0x4000000005, 0x0, 0x0, {r1, r2/1000+10000}, {0x77359400}, {0x4, 0xfffffffffffffffd}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "4183fef230243ab3"}}, 0x48}, 0x1}, 0xfffffffffffffffd) r3 = syz_open_dev$dmmidi(&(0x7f0000000400)='/dev/dmmidi#\x00', 0x7, 0x181000) socket$nl_generic(0x10, 0x3, 0x10) ioctl$KVM_IOEVENTFD(r3, 0x4040ae79, &(0x7f0000000480)={0x3002, &(0x7f0000000440), 0x9, r0, 0x8}) sendmsg$can_bcm(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x1d}, 0x10, &(0x7f0000000040)={&(0x7f00000000c0)={0x5, 0x0, 0x0, {0x0, 0x2710}, {0x77359400}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "c4d981ae211e6951"}}, 0x48}, 0x1}, 0x0) [ 344.277844] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 344.285548] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 344.292806] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 344.300067] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 344.307324] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 344.314580] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:11:23 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) setsockopt$inet_MCAST_MSFILTER(r0, 0x0, 0x30, &(0x7f00000003c0)={0xae36, {{0x2, 0x4e21, @broadcast=0xffffffff}}, 0x1, 0x1, [{{0x2, 0x4e22, @multicast2=0xe0000002}}]}, 0x110) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000001c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) socketpair$inet6_sctp(0xa, 0x0, 0x84, &(0x7f0000000180)={0xffffffffffffffff}) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f00000000c0)=0x0) ptrace$setsig(0x4203, r2, 0x3, &(0x7f0000000200)={0x2e, 0xffffffffffffff2d, 0xaf7c, 0x2}) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:11:23 executing program 5: r0 = socket$inet(0x2, 0x1, 0x0) r1 = socket$inet_tcp(0x2, 0x1, 0x0) r2 = syz_open_dev$audion(&(0x7f00000000c0)='/dev/audio#\x00', 0x7ff, 0x2) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000100)={&(0x7f0000000080)='./file0\x00', r2}, 0x10) setsockopt$sock_int(r1, 0x1, 0xf, &(0x7f0000017000)=0xfffff7fffffffffd, 0x4) bind$inet(r1, &(0x7f0000011ff0)={0x2, 0x4e20, @multicast2=0xe0000002}, 0x10) listen$netrom(r2, 0x0) setsockopt$sock_int(r0, 0x1, 0xf, &(0x7f0000356ffc)=0xffffffffffffff40, 0x4) setsockopt$sock_int(r1, 0x1, 0xf, &(0x7f0000000000), 0x4) bind$inet(r0, &(0x7f0000000040)={0x2, 0x4e20}, 0x10) ioctl$KVM_IRQ_LINE(r2, 0x4008ae61, &(0x7f0000000140)={0x7ff, 0x80000000}) listen(r1, 0x0) 2026/11/30 21:11:23 executing program 4: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000)='/dev/snapshot\x00', 0x400, 0x0) ioctl$GIO_FONTX(r0, 0x4b6b, &(0x7f00000001c0)=""/210) r1 = syz_open_procfs(0x0, &(0x7f0000000080)='ns\x00') getdents(r1, &(0x7f0000001100)=""/182, 0xffffffff00000018) 2026/11/30 21:11:23 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff}, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r3 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r3, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) r4 = semget(0x3, 0x2, 0x20) ioctl$VHOST_VSOCK_SET_RUNNING(r3, 0x4004af61, &(0x7f00000001c0)=0x1) semctl$SEM_STAT(r4, 0x0, 0x12, &(0x7f00000000c0)=""/193) fallocate(r3, 0x3, 0x0, 0x5) r5 = creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r1, r2) setsockopt$IP_VS_SO_SET_TIMEOUT(r5, 0x0, 0x48a, &(0x7f0000000040)={0x2, 0x8000, 0x8}, 0xc) 2026/11/30 21:11:23 executing program 1: r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r1 = socket$netlink(0x10, 0x3, 0x0) getsockopt$inet_pktinfo(r0, 0x0, 0x8, &(0x7f0000000000)={0x0, @multicast1, @remote}, &(0x7f00000000c0)=0xc) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f00000001c0)={'syz_tun\x00', 0x0}) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000100)={'syzkaller0\x00', 0x400}) sendmsg$nl_route(r1, &(0x7f0000000240)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000080)=@ipv6_newaddr={0x34, 0x14, 0x109, 0x0, 0x0, {0xa, 0x0, 0x0, 0x0, r2}, [@IFA_FLAGS={0x8, 0x8, 0x284}, @IFA_ADDRESS={0x14, 0x1, @local={0xfe, 0x80, [], 0xaa}}]}, 0x34}, 0x1}, 0x0) r3 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000140)='/dev/autofs\x00', 0x4000, 0x0) ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f0000000280)) setsockopt$inet6_tcp_TLS_TX(r3, 0x6, 0x1, &(0x7f0000000180)={0x303, 0x33}, 0x4) 2026/11/30 21:11:23 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd76, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x5}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:11:23 executing program 6 (fault-call:2 fault-nth:71): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:11:23 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/fxle0 ', 0x0, 0x0) 2026/11/30 21:11:23 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = syz_open_dev$sndtimer(&(0x7f0000026000)='/dev/snd/timer\x00', 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000001000)={{0x100000001}}) r2 = syz_open_dev$sndtimer(&(0x7f0000022ff1)='/dev/snd/timer\x00', 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(r2, 0x40345410, &(0x7f000000efcc)={{0x100000001}}) ioctl$SNDRV_TIMER_IOCTL_START(r2, 0x54a0) ioctl$SNDRV_TIMER_IOCTL_CONTINUE(r1, 0x54a2) ioctl$SNDRV_TIMER_IOCTL_PAUSE(r1, 0x54a3) ioctl$SNDRV_TIMER_IOCTL_SELECT(r2, 0x40345410, &(0x7f0000000000)={{0x0, 0x3}}) 2026/11/30 21:11:23 executing program 5: accept4$llc(0xffffffffffffff9c, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, &(0x7f00000000c0)=0x10, 0x80800) r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/snapshot\x00', 0x8000, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000240)={r0}) recvmmsg(0xffffffffffffffff, &(0x7f0000006240)=[{{&(0x7f0000000740)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @broadcast}}}, 0x80, &(0x7f0000000900)=[{&(0x7f00000007c0)=""/74, 0x4a}, {&(0x7f0000000840)=""/180, 0xb4}], 0x2, &(0x7f0000000940)=""/209, 0xd1, 0x8}, 0x3}, {{0x0, 0x0, &(0x7f0000002080)=[{&(0x7f0000000a40)=""/164, 0xa4}, {&(0x7f0000000b00)=""/4096, 0x1000}, {&(0x7f0000001b00)=""/169, 0xa9}, {&(0x7f0000001bc0)=""/109, 0x6d}, {&(0x7f0000001c40)=""/127, 0x7f}, {&(0x7f0000001cc0)=""/238, 0xee}, {&(0x7f0000001dc0)=""/209, 0xd1}, {&(0x7f0000001ec0)=""/151, 0x97}, {&(0x7f0000001f80)=""/201, 0xc9}], 0x9, &(0x7f0000002140)=""/108, 0x6c, 0xbea}, 0x80000000000}, {{&(0x7f00000021c0)=@pppol2tpv3in6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @remote}}}, 0x80, &(0x7f0000002240), 0x0, &(0x7f0000002280)=""/122, 0x7a, 0x9b}, 0x6}, {{&(0x7f0000002300), 0x80, &(0x7f0000003600)=[{&(0x7f0000002380)=""/4096, 0x1000}, {&(0x7f0000003380)=""/78, 0x4e}, {&(0x7f0000003400)=""/229, 0xe5}, {&(0x7f0000003500)=""/191, 0xbf}, {&(0x7f00000035c0)=""/46, 0x2e}], 0x5, &(0x7f0000003680)=""/225, 0xe1, 0x8}, 0x3}, {{&(0x7f0000003780)=@l2, 0x80, &(0x7f0000003880)=[{&(0x7f0000003800)=""/125, 0x7d}], 0x1, &(0x7f00000038c0)=""/124, 0x7c, 0x5}, 0x80000001}, {{&(0x7f0000003940)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, 0x80, &(0x7f0000003ac0)=[{&(0x7f00000039c0)=""/52, 0x34}, {&(0x7f0000003a00)=""/71, 0x47}, {&(0x7f0000003a80)=""/54, 0x36}], 0x3, 0x0, 0x0, 0xffffffffffffffff}, 0x3}, {{&(0x7f0000003b00)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, 0x80, &(0x7f0000003c00)=[{&(0x7f0000003b80)=""/88, 0x58}], 0x1, 0x0, 0x0, 0x9}, 0x23126546}, {{&(0x7f0000003c40)=@alg, 0x80, &(0x7f0000004d40)=[{&(0x7f0000003cc0)=""/63, 0x3f}, {&(0x7f0000003d00)=""/35, 0x23}, {&(0x7f0000003d40)=""/4096, 0x1000}], 0x3, &(0x7f0000004d80)=""/4096, 0x1000, 0x1}, 0x100}, {{&(0x7f0000005d80)=@vsock={0x0, 0x0, 0x0, @reserved}, 0x80, &(0x7f00000061c0)=[{&(0x7f0000005e00)=""/198, 0xc6}, {&(0x7f0000005f00)=""/249, 0xf9}, {&(0x7f0000006000)=""/133, 0x85}, {&(0x7f00000060c0)=""/160, 0xa0}, {&(0x7f0000006180)=""/24, 0x18}], 0x5, 0x0, 0x0, 0xff}, 0x5d45}], 0x9, 0x40000000, 0x0) setsockopt$inet6_IPV6_PKTINFO(r1, 0x29, 0x32, &(0x7f0000006480)={@empty, r2}, 0x14) r3 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000002c0)='./cgroup\x00', 0x200002, 0x0) openat$cgroup_ro(r3, &(0x7f0000000080)='cpuacct.usage_all\x00', 0x2761, 0x0) 2026/11/30 21:11:23 executing program 3: unshare(0x200) execve(&(0x7f00000000c0)='./file0\x00', &(0x7f00000001c0), &(0x7f0000000340)) r0 = syz_open_dev$dspn(&(0x7f0000000000)='/dev/dsp#\x00', 0x5, 0x420000) lseek(r0, 0x0, 0x2) 2026/11/30 21:11:23 executing program 5: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e"}, 0x10) openat$null(0xffffffffffffff9c, &(0x7f0000000200)='/dev/null\x00', 0x200000, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0xe, 0x20000000000000, 0x0, 0x100000000, 0x11, 0xffffffffffffffff, 0x9}, 0x2c) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) close(r1) bpf$PROG_LOAD(0x5, &(0x7f0000000300)={0x200000000000000b, 0x5, &(0x7f0000000000)=ANY=[@ANYBLOB="18020000000000ff0000000002800000850000002700000005000000000000009500000000000000"], &(0x7f00000000c0)="00007bf056c718041899f95b1a", 0x1, 0xce, &(0x7f0000000100)=""/206}, 0x48) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r1, 0x50, &(0x7f00000000c0)}, 0x10) [ 344.789036] FAULT_INJECTION: forcing a failure. [ 344.789036] name failslab, interval 1, probability 0, space 0, times 0 [ 344.800846] CPU: 1 PID: 28179 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 344.808127] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 344.817485] Call Trace: [ 344.820086] dump_stack+0x1b9/0x294 [ 344.823724] ? dump_stack_print_info.cold.2+0x52/0x52 [ 344.828922] ? is_bpf_text_address+0xd7/0x170 [ 344.833440] should_fail.cold.4+0xa/0x1a [ 344.837516] ? __save_stack_trace+0x7e/0xd0 [ 344.841850] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 344.846962] ? graph_lock+0x170/0x170 [ 344.850766] ? save_stack+0x43/0xd0 [ 344.854401] ? kasan_kmalloc+0xc4/0xe0 [ 344.858299] ? kasan_slab_alloc+0x12/0x20 [ 344.862457] ? find_held_lock+0x36/0x1c0 [ 344.866514] ? __lock_is_held+0xb5/0x140 [ 344.870576] ? check_same_owner+0x320/0x320 [ 344.874895] ? rcu_note_context_switch+0x710/0x710 [ 344.879821] __should_failslab+0x124/0x180 [ 344.884053] should_failslab+0x9/0x14 [ 344.887842] kmem_cache_alloc_node_trace+0x26f/0x770 [ 344.893463] __kmalloc_node_track_caller+0x33/0x70 [ 344.898381] __kmalloc_reserve.isra.38+0x3a/0xe0 [ 344.903127] __alloc_skb+0x14d/0x780 [ 344.906829] ? skb_scrub_packet+0x580/0x580 [ 344.911139] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 344.916322] ? netlink_has_listeners+0x2ff/0x4c0 [ 344.921065] ? netlink_tap_init_net+0x3c0/0x3c0 [ 344.925729] kobject_uevent_env+0x801/0xea0 [ 344.930040] ? device_pm_add+0x221/0x340 [ 344.934097] kobject_uevent+0x1f/0x30 [ 344.937883] device_add+0xb01/0x16d0 [ 344.941587] ? device_private_init+0x230/0x230 [ 344.946155] ? kfree+0x1e9/0x260 [ 344.949511] ? kfree_const+0x5e/0x70 [ 344.953215] device_create_groups_vargs+0x1ff/0x270 [ 344.958218] device_create_vargs+0x46/0x60 [ 344.962440] bdi_register_va.part.10+0xbb/0x9b0 [ 344.967096] ? cgwb_kill+0x630/0x630 [ 344.970797] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 344.976316] ? bdi_init+0x416/0x510 [ 344.980103] ? wb_init+0x9e0/0x9e0 [ 344.983630] ? bdi_alloc_node+0x67/0xe0 [ 344.987590] ? bdi_alloc_node+0x67/0xe0 [ 344.991549] ? rcu_read_lock_sched_held+0x108/0x120 [ 344.996549] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 345.001811] ? _raw_spin_unlock+0x22/0x30 [ 345.005944] bdi_register_va+0x68/0x80 [ 345.009817] super_setup_bdi_name+0x123/0x220 [ 345.014298] ? kill_block_super+0x100/0x100 [ 345.018607] ? kmem_cache_alloc_trace+0x616/0x780 [ 345.023436] ? match_wildcard+0x3c0/0x3c0 [ 345.027574] ? trace_hardirqs_on+0xd/0x10 [ 345.031714] fuse_fill_super+0xe6e/0x1e20 [ 345.035850] ? fuse_get_root_inode+0x190/0x190 [ 345.040417] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 345.045423] ? kasan_check_read+0x11/0x20 [ 345.049560] ? cap_capable+0x1f9/0x260 [ 345.053436] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.058961] ? security_capable+0x99/0xc0 [ 345.063104] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.068628] ? ns_capable_common+0x13f/0x170 [ 345.073023] ? get_anon_bdev+0x2f0/0x2f0 [ 345.077072] ? sget+0x113/0x150 [ 345.080338] ? fuse_get_root_inode+0x190/0x190 [ 345.084904] mount_nodev+0x6b/0x110 [ 345.088517] fuse_mount+0x2c/0x40 [ 345.091958] mount_fs+0xae/0x328 [ 345.095319] vfs_kern_mount.part.34+0xd4/0x4d0 [ 345.099884] ? may_umount+0xb0/0xb0 [ 345.103497] ? _raw_read_unlock+0x22/0x30 [ 345.107636] ? __get_fs_type+0x97/0xc0 [ 345.111512] do_mount+0x564/0x3070 [ 345.115042] ? do_raw_spin_unlock+0x9e/0x2e0 [ 345.119444] ? copy_mount_string+0x40/0x40 [ 345.123670] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 345.128676] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 345.133421] ? retint_kernel+0x10/0x10 [ 345.137313] ? copy_mount_options+0x1f0/0x380 [ 345.141791] ? copy_mount_options+0x1fa/0x380 [ 345.146271] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 345.151790] ? copy_mount_options+0x285/0x380 [ 345.156272] ksys_mount+0x12d/0x140 [ 345.159886] __x64_sys_mount+0xbe/0x150 [ 345.163843] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 345.168844] do_syscall_64+0x1b1/0x800 [ 345.172720] ? finish_task_switch+0x1ca/0x840 [ 345.177203] ? syscall_return_slowpath+0x5c0/0x5c0 [ 345.182118] ? syscall_return_slowpath+0x30f/0x5c0 [ 345.187038] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 345.192395] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 345.197227] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 345.202398] RIP: 0033:0x455a09 [ 345.205570] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 345.213263] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 345.220514] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 345.227765] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 2026/11/30 21:11:24 executing program 3: r0 = syz_init_net_socket$llc(0x1a, 0x2, 0x0) mprotect(&(0x7f0000060000/0x2000)=nil, 0x2000, 0x1) setsockopt$llc_int(r0, 0x10c, 0x3, &(0x7f0000000080), 0x4) [ 345.235016] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 345.242270] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:11:24 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x10000000004) sysinfo(&(0x7f0000000100)=""/201) write(r0, &(0x7f00000000c0)="2700000014000704030e0000121f0a001100eda5ca922f4047950700d501005e4775fe0012ff00", 0x27) r1 = syz_open_dev$vcsa(&(0x7f0000000040)='/dev/vcsa#\x00', 0x3, 0x10400) getsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x1d, &(0x7f00000003c0)={@mcast2, 0x0}, &(0x7f0000000400)=0x14) connect$packet(r1, &(0x7f0000000440)={0x11, 0x19, r2, 0x1, 0xc31, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000000)) 2026/11/30 21:11:24 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) keyctl$session_to_parent(0x12) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0xffffffffffffff44) setsockopt$inet_msfilter(r0, 0x0, 0x29, &(0x7f0000000180)={@remote={0xac, 0x14, 0x14, 0xbb}, @broadcast=0xffffffff, 0x1, 0x3, [@rand_addr=0x7f, @empty, @remote={0xac, 0x14, 0x14, 0xbb}]}, 0x1c) r1 = semget(0x3, 0x3, 0x0) semctl$IPC_STAT(r1, 0x0, 0x2, &(0x7f00000001c0)=""/98) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) r2 = socket$bt_bnep(0x1f, 0x3, 0x4) getsockopt$bt_BT_FLUSHABLE(r2, 0x112, 0x8, &(0x7f0000000280)=0x7, &(0x7f00000002c0)=0x4) 2026/11/30 21:11:24 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x3, 0x0, 0x0, 0x3}, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000040)='/dev/audio\x00', 0x400000, 0x0) ioctl$UFFDIO_ZEROPAGE(r1, 0xc020aa04, &(0x7f00000000c0)={&(0x7f0000012000/0x2000)=nil, 0x2000}) pipe2(&(0x7f0000989000)={0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r3 = userfaultfd(0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r4 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r4, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r4, 0x3, 0x0, 0x5) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r2, r3) 2026/11/30 21:11:24 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/fwle0 ', 0x0, 0x0) 2026/11/30 21:11:24 executing program 1: r0 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vga_arbiter\x00', 0x440f00, 0x0) setsockopt$ipx_IPX_TYPE(r0, 0x100, 0x1, &(0x7f0000000100)=0xc9, 0x4) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f000031f000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000000000)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_SUBSCRIPTION(r1, 0xc0505350, &(0x7f0000000080)={{0x0, 0x1}, {0xf}}) getsockopt$inet_sctp_SCTP_GET_ASSOC_NUMBER(r0, 0x84, 0x1c, &(0x7f0000000140), &(0x7f0000000180)=0x4) 2026/11/30 21:11:24 executing program 3: syz_open_dev$sg(&(0x7f0000000200)='/dev/sg#\x00', 0x0, 0x163882) r0 = creat(&(0x7f0000000000)='./file0\x00', 0x0) r1 = socket(0x0, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(r1, 0x84, 0x70, &(0x7f0000000240)={0x0, @in={{0x2, 0x4e23, @local={0xac, 0x14, 0x14, 0xaa}}}, [0x2, 0x9, 0x3, 0x1, 0x6, 0xfffffffffffffff8, 0x300000000000, 0x5, 0x8, 0x81, 0x6, 0x1f, 0x1000, 0x1, 0x7]}, &(0x7f0000000080)=0x100) getsockopt$inet_sctp6_SCTP_RESET_STREAMS(r0, 0x84, 0x77, &(0x7f00000000c0)={r2, 0x8, 0x2, [0x1000, 0x6]}, &(0x7f0000000100)=0xc) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f000031f000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000140)=ANY=[@ANYBLOB="22a40000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000000180)=0x20) syz_open_dev$sg(&(0x7f0000000040)='/dev/sg#\x00', 0x0, 0x0) 2026/11/30 21:11:24 executing program 4: syz_emit_ethernet(0x2a, &(0x7f0000000080)=ANY=[@ANYBLOB="0180c2000000aaaaaaaaaa0008060001050006040000f8bf88df5b1bac7c325ea3c9967dc00000000000c91de9c18b8f1aabe8a87314427d5d46958eb77a1f5240de775fb880add11a9de83ebb068209fbab6dea7734dcfeffffff9e6af2"], &(0x7f0000000100)) r0 = openat$urandom(0xffffffffffffff9c, &(0x7f0000000000)='/dev/urandom\x00', 0xc00, 0x0) ioctl$DRM_IOCTL_GET_MAP(r0, 0xc0286404, &(0x7f0000000040)={0x0, 0xa5e, 0x2, 0x0, &(0x7f0000ffe000/0x1000)=nil, 0xd2ef}) 2026/11/30 21:11:24 executing program 7: r0 = socket$inet_sctp(0x2, 0x5, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000180)='/dev/hwrng\x00', 0x101000, 0x0) setsockopt$SO_VM_SOCKETS_BUFFER_SIZE(r1, 0x28, 0x0, &(0x7f00000001c0)=0x3, 0x8) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_AUTOCLOSE(r0, 0x84, 0x4, &(0x7f0000000200)=0xd3f, 0x4) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:11:25 executing program 0: r0 = getpid() mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000000000004, 0x31, 0xffffffffffffffff, 0x0) move_pages(0x0, 0x1, &(0x7f00000002c0)=[&(0x7f0000cb8000/0x3000)=nil], &(0x7f0000003b80), &(0x7f0000000380), 0x0) sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) userfaultfd(0x80800) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) setsockopt$inet6_tcp_TCP_CONGESTION(r2, 0x6, 0xd, &(0x7f0000000040)='highspeed\x00', 0xa) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r3 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r3, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r3, 0x3, 0x0, 0x5) r4 = creat(&(0x7f0000000000)='./file0\x00', 0x0) ioctl$KVM_SET_SIGNAL_MASK(r4, 0x4004ae8b, &(0x7f00000000c0)={0xb6, "31856e1dc46268fa7154ed8b572756f4ba96eaa55cca6253b2b785cb6c7e9b02385c0ea1ca5ef466307bd1388a4c424a9c9d36ce492f01a94b1cc484ad2588eeafb9dbf71fa1d57198c8686c81c7ce0af744470eb298bafd3ed14c11d5910f65030adfac227957b9a79eaaf5d23e12f2dba05c946639267421c57170289728c78167898139299c4a432048ecab0a6861df77cfbea281ea39cd59faf2c967fbb4154f4494996a9a6cff2113a21bb128d9f6f850291d58"}) dup2(r1, r2) 2026/11/30 21:11:25 executing program 3: r0 = socket$nl_generic(0xa, 0x3, 0x10) r1 = accept4(r0, 0x0, &(0x7f0000000040), 0x80000) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r1, 0x84, 0x66, &(0x7f0000000200)={0x0, 0x8}, &(0x7f0000000300)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000340)={r2, 0x44, "c54420d53190a9043737fad8e1ade6beec03f7e07ed221f286319fd68949c4617085e1439ced68d01a87ff236c700172fa95540f892a3ce93108c6815fbf57f5f7b5ae5f"}, &(0x7f00000003c0)=0x4c) getsockopt$inet_sctp_SCTP_RESET_STREAMS(0xffffffffffffffff, 0x84, 0x77, &(0x7f0000000080)=ANY=[@ANYRES32=0x0, @ANYBLOB="0400040005186371487800fd"], &(0x7f00000000c0)=0x10) getsockopt$ax25_buf(r1, 0x101, 0x19, &(0x7f0000000100), &(0x7f0000000140)) ioctl$sock_bt_hidp_HIDPGETCONNINFO(r1, 0x800448d3, &(0x7f0000000240)={{0x100, 0x100000000, 0x7, 0x9, 0x0, 0x495}, 0x7, 0x4, 0x5, 0x0, 0x1000, "712e3ca87f6ad75fdd86f529ffd04cf9f59a4dba08e99c397069feabe6d15b2abadb4ec4e35fc66bad8dcacff614bde6faaddb9e2c0bbaafb8839cab8d901c32db74a4a5db8c3d47437547c21209f423d1cece1370ec660ca9ae3f4807be9cfb9aa2cc1e6b5e7941bc9b987d3358e5866a77225fe27e7492093ae00c5bc6f158"}) write$binfmt_elf64(0xffffffffffffffff, &(0x7f0000000400)=ANY=[@ANYBLOB="000e39b56b33c80059891a2fd0f81bd8c2b92172c554b860eeba6beed000261afec6714e3129792782d6e19875c2f9c0525b8e445f6060bf5dfd1a0cab933b6902924ba4ac9a78201fe0b8dc5124c6651e86706332460f9d4bc06f04bea345cdd258b689837eae240228067dcfb4edbcd402eab293439239ef7ade6c21723cdf678f3fca5a1a845c011550715d92a363d618dcfb797dddee11661fd01aa384679be015137183bcfecadbddfcc676585e256d8db81d"], 0x2) setsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000)=0x81, 0x4) ioctl$SNDRV_CTL_IOCTL_PCM_INFO(r1, 0xc1205531, &(0x7f00000004c0)={0x200, 0x9, 0x5, 0x9, [], [], [], 0x8, 0x27, 0x2, 0x4, "5ee6259d41eff67e7f0d4f62d31c6043"}) setsockopt$netlink_NETLINK_RX_RING(r0, 0x29, 0x6, &(0x7f0000000ff0)={0x10, 0x0, 0x8001, 0x42}, 0x2) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000180)={0x0, 0x5cb5, 0xc, 0x8001, 0x10000, 0x4, 0x3, 0x4, r3}, &(0x7f00000001c0)=0x20) 2026/11/30 21:11:25 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) r2 = syz_open_dev$amidi(&(0x7f0000000180)='/dev/amidi#\x00', 0x1, 0x2040) ioctl$sock_inet_tcp_SIOCOUTQ(r1, 0x5411, &(0x7f00000001c0)) sendmsg$nl_route_sched(r2, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x6000000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)=@deltaction={0x28, 0x31, 0xa00, 0x70bd2b, 0x25dfdbfe, {0x0, 0xabdf, 0x9}, [@TCA_ACT_TAB={0x14, 0x1, [{0x10, 0x2, @TCA_ACT_KIND={0x8, 0x1, 'ife\x00'}}]}]}, 0x28}, 0x1, 0x0, 0x0, 0x40}, 0x0) getsockopt$inet6_buf(r0, 0x29, 0x41, &(0x7f0000000000)=""/40, &(0x7f0000001000)=0x28) 2026/11/30 21:11:25 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/f^le0 ', 0x0, 0x0) 2026/11/30 21:11:25 executing program 6 (fault-call:2 fault-nth:72): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:11:25 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000)='/dev/zero\x00', 0x8000, 0x0) setsockopt$netlink_NETLINK_TX_RING(r2, 0x10e, 0x7, &(0x7f0000000040)={0x40, 0x8, 0x9, 0x4}, 0x10) ioctl$KVM_ENABLE_CAP(r1, 0xc008aeba, &(0x7f0000000080)) 2026/11/30 21:11:25 executing program 4: r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000)='/dev/snapshot\x00', 0x400, 0x0) ioctl$TCGETA(r0, 0x5405, &(0x7f0000000040)) fanotify_init(0x4, 0x101000) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet6_dccp_int(r1, 0x21, 0x0, &(0x7f00000000c0)=0x5, 0x4) connect$bt_l2cap(r0, &(0x7f0000000100)={0x1f, 0xffffffffd1886de4, {0x80000000, 0xfff, 0x2, 0x3, 0x8, 0xfff}, 0x72d44747, 0x659}, 0xe) setsockopt$netlink_NETLINK_BROADCAST_ERROR(r0, 0x10e, 0x4, &(0x7f0000000140)=0x8, 0x4) ioctl$sock_bt_hidp_HIDPCONNADD(r0, 0x400448c8, &(0x7f0000000200)={r2, r2, 0x5, 0x85, &(0x7f0000000180)="c907385069a091322b96fe31d5af008e4cbb3b58ceab9cad09bc66a8507da94f56ab1fd3d4ecba8cb087f749847467e526a4c3dc8ba13bc70b282969e0c98a84144a90c50ccc79f82113106de91ea50d11af0f4668c0b83b963f0b314574a4f4e69a3674a7c494a8eba2e2f999122942042029b6d0c30f2a", 0x5, 0xf6f, 0x80000001, 0xcd, 0x9, 0x7fff, 0x5, "cfe0ccc03f1473eb845866c973c99e96855a8efaa163183c86c97e81ace6953e9f93a0b4e548135023371bf7e4db516b535a29c110053870cfd1b50bff6911a510d35c9518c51401065800560404f9107fcbe0b768a040c825"}) ioctl$KVM_SET_ONE_REG(r0, 0x4010aeac, &(0x7f00000002c0)={0x98, 0x500000000}) getsockname$inet6(r2, &(0x7f0000000300)={0x0, 0x0, 0x0, @ipv4={[], [], @broadcast}}, &(0x7f0000000340)=0x1c) getsockname$ipx(r0, &(0x7f0000000380), &(0x7f00000003c0)=0x10) ioctl(r2, 0x8001, &(0x7f0000000400)="89af2fd95b087ad116934590e3d6b0a08a8702f228a762e8b188c0f313fbc58163dc20b73d1cbfb67bee3216799f912f39651197408fede2d26322bb9759f9a72757e21a243b966317883d8db291ac2d721445fbd1b61863a61416599de23a08f924c246b8259eb9456dcb2598dbefe78239f351b0a30a23fa82f2bc511312691cffc66fa6f9b3ffaba1c55accc68a487a5fe6d30ab49ec511c6b428c3469e49519bda01f8ab446994234c9966d83d30de741597d31835880ead4d968e54fb6b9cb8fb810db1bc76e8dbacab8b8f17a045c87922c18efe2c199f9f1183918653bfb22ff61dafdce47751ca6700ef5e992d") socketpair$inet6_sctp(0xa, 0x1, 0x84, &(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp_SCTP_HMAC_IDENT(r0, 0x84, 0x16, &(0x7f0000000540)={0x7, [0x80, 0x601, 0xb4, 0x4, 0x0, 0x8000, 0x6]}, &(0x7f0000000580)=0x12) gettid() ioctl$sock_inet_udp_SIOCINQ(r0, 0x541b, &(0x7f00000005c0)) getsockopt$EBT_SO_GET_INIT_ENTRIES(r0, 0x0, 0x83, &(0x7f0000000740)={'broute\x00', 0x0, 0x4, 0xc2, [], 0x1, &(0x7f0000000600)=[{}], &(0x7f0000000640)=""/194}, &(0x7f00000007c0)=0x78) ioctl$KVM_UNREGISTER_COALESCED_MMIO(r0, 0x4010ae68, &(0x7f0000000800)={0xf003, 0x10000}) setsockopt$packet_int(r0, 0x107, 0xb, &(0x7f0000000840)=0x7ff, 0x4) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000000880)={0x0, 0x6}, &(0x7f00000008c0)=0x8) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r0, 0x84, 0x7b, &(0x7f0000000900)={r5, 0x5}, 0x8) getsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(r3, 0x84, 0x12, &(0x7f0000000940), &(0x7f0000000980)=0x4) getsockopt$sock_timeval(r3, 0x1, 0x15, &(0x7f00000009c0), &(0x7f0000000a00)=0x10) ioctl$sock_bt_bnep_BNEPCONNADD(r0, 0x400442c8, &(0x7f0000000a40)={r2, 0x6, 0x4, "7d6c83cb527b78c13a416e1a845b62c860f6b561c6b8e4fe12cb62d972fb8a5bc63003f1598a6ae45eff7c50889f8f32dc25db0213323a54f0cf8abd63c22d8ba1ee9e1be743757f46d1fb12e868321df302f319a7ade992994287440ebbc2ced1dc1fc434bd8b63c6da62c9f76a4c09df2bd733dcd7015a51180f8cf8df1af7401418b821540f5d2920fea11aba75a96101cf3f4cbebd46f30e892c7ab04eb68c9b3b90454850277e5b3beaa171fd7e9426a0efda137db5d8a3d2845f2b7daf3c63d92a476e800a7aec631bb93152f8"}) getsockopt$inet_sctp_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000b40), &(0x7f0000000b80)=0x4) getsockopt$inet6_IPV6_IPSEC_POLICY(r4, 0x29, 0x22, &(0x7f0000000bc0)={{{@in, @in6=@mcast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@broadcast}, 0x0, @in6=@loopback}}, &(0x7f0000000cc0)=0xe8) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000d00)={'irlan0\x00', r6}) ioctl$sock_inet6_udp_SIOCOUTQ(r0, 0x5411, &(0x7f0000000d40)) setsockopt$inet_sctp6_SCTP_AUTH_CHUNK(r3, 0x84, 0x15, &(0x7f0000000d80)={0x5}, 0x1) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000dc0)={r5, 0xeb7}, 0x8) 2026/11/30 21:11:25 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vga_arbiter\x00', 0x80000, 0x0) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f00000004c0)='IPVS\x00') sendmsg$IPVS_CMD_ZERO(r1, &(0x7f0000000400)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x80008000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000280)={0x108, r2, 0x400, 0x70bd25, 0x25dfdbfc, {0x10}, [@IPVS_CMD_ATTR_DAEMON={0x34, 0x3, [@IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @dev={0xfe, 0x80, [], 0x14}}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x2}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'team_slave_1\x00'}]}, @IPVS_CMD_ATTR_SERVICE={0x4c, 0x1, [@IPVS_SVC_ATTR_AF={0x8, 0x1, 0xa}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0xa}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0xa}, @IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x6c2}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x14}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x4}, @IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x2}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0x2}, @IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e24}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x8}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x8}, @IPVS_CMD_ATTR_SERVICE={0x5c, 0x1, [@IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x2b}, @IPVS_SVC_ATTR_PE_NAME={0x8, 0xb, 'sip\x00'}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x7c}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@remote={0xfe, 0x80, [], 0xbb}}, @IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x1}, @IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x401}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x78}, @IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x8}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x4, 0xe}}]}]}, 0x108}, 0x1, 0x0, 0x0, 0x40}, 0x4000000) [ 346.398710] FAULT_INJECTION: forcing a failure. [ 346.398710] name failslab, interval 1, probability 0, space 0, times 0 [ 346.410559] CPU: 0 PID: 28251 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 346.417856] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 346.427220] Call Trace: [ 346.429830] dump_stack+0x1b9/0x294 [ 346.433492] ? dump_stack_print_info.cold.2+0x52/0x52 [ 346.438722] should_fail.cold.4+0xa/0x1a [ 346.442810] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 346.447943] ? __lock_acquire+0x7f5/0x5140 [ 346.452193] ? save_stack+0xa9/0xd0 [ 346.455843] ? graph_lock+0x170/0x170 [ 346.459671] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 346.465227] ? perf_swevent_event+0x158/0x2e0 [ 346.469747] ? find_held_lock+0x36/0x1c0 [ 346.473845] ? __lock_is_held+0xb5/0x140 [ 346.477954] ? check_same_owner+0x320/0x320 [ 346.482298] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.487866] ? rcu_note_context_switch+0x710/0x710 [ 346.492815] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 346.498373] __should_failslab+0x124/0x180 [ 346.502625] should_failslab+0x9/0x14 [ 346.506449] kmem_cache_alloc+0x2af/0x760 [ 346.507153] Unknown ioctl 1077957454 [ 346.510607] ? perf_tp_event+0x91f/0xc30 [ 346.518440] __d_alloc+0xc0/0xd30 [ 346.521909] ? __lock_acquire+0x7f5/0x5140 [ 346.522652] Unknown ioctl 19313 [ 346.526155] ? shrink_dcache_for_umount+0x290/0x290 [ 346.526188] ? perf_trace_run_bpf_submit+0x23f/0x370 [ 346.526209] ? perf_trace_run_bpf_submit+0x23f/0x370 [ 346.526223] ? perf_trace_run_bpf_submit+0x246/0x370 2026/11/30 21:11:25 executing program 3: r0 = socket$inet6_udp(0xa, 0x2, 0x0) r1 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x0, 0x0) getsockopt$bt_BT_POWER(r1, 0x112, 0x9, &(0x7f0000000040), &(0x7f0000000140)=0x1) ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x1) getsockopt$inet6_opts(r0, 0x29, 0x3e, &(0x7f00000000c0)=""/103, &(0x7f0000000080)=0x67) fcntl$notify(r0, 0x402, 0x80000000) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000180)={0x125, @tick=0x1, 0xfffffffffffffffa, {0xffffffffffff20e3, 0x5}, 0x7, 0x3, 0x20}) ioctl$PIO_CMAP(r1, 0x4b71, &(0x7f0000000200)={0x5, 0x10001, 0x9, 0x3, 0x0, 0x5}) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000240)={0x5, {{0xa, 0x4e24, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x500000}}, 0x1, 0x4, [{{0xa, 0x4e24, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x7ceb5dab}}, {{0xa, 0x4e24, 0x7, @dev={0xfe, 0x80, [], 0x1e}, 0x4}}, {{0xa, 0x4e23, 0xff, @remote={0xfe, 0x80, [], 0xbb}, 0x81}}, {{0xa, 0x4e23, 0x9, @dev={0xfe, 0x80, [], 0x18}, 0x40}}]}, 0x290) 2026/11/30 21:11:25 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0xffffffffffffffff, &(0x7f0000000180)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:11:25 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/flle0 ', 0x0, 0x0) [ 346.526247] ? perf_tp_event+0xc30/0xc30 [ 346.546824] Unknown ioctl 1077957454 [ 346.549795] ? retint_kernel+0x10/0x10 [ 346.549820] ? memset+0x31/0x40 [ 346.549851] d_alloc+0x8e/0x370 [ 346.549871] ? __d_alloc+0xd30/0xd30 [ 346.571740] ? zap_class+0x720/0x720 [ 346.575471] ? perf_trace_run_bpf_submit+0x246/0x370 [ 346.580599] d_alloc_parallel+0x152/0x1e80 [ 346.583857] Unknown ioctl 19313 [ 346.584847] ? graph_lock+0x170/0x170 [ 346.584876] ? memset+0x31/0x40 2026/11/30 21:11:25 executing program 1: r0 = dup(0xffffffffffffff9c) getpeername$inet(r0, &(0x7f00000000c0)={0x0, 0x0, @rand_addr}, &(0x7f0000000100)=0x10) r1 = socket$inet(0x2, 0x1, 0x0) setsockopt$EBT_SO_SET_ENTRIES(r1, 0x0, 0x80, &(0x7f00000004c0)=@broute={'broute\x00', 0x20, 0x1, 0x240, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000280], 0x0, &(0x7f0000000240), &(0x7f0000000540)=ANY=[@ANYBLOB="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"]}, 0x2cf) 2026/11/30 21:11:25 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) ioctl$KVM_GET_IRQCHIP(r1, 0xc208ae62, &(0x7f00000000c0)=@ioapic) r3 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r3, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r3, 0x3, 0x0, 0x5) creat(&(0x7f0000000000)='./file0\x00', 0x0) syz_mount_image$vfat(&(0x7f0000000040)='vfat\x00', &(0x7f00000001c0)='./file0\x00', 0x3f, 0x5, &(0x7f0000000480)=[{&(0x7f0000000200)="872620c9c7611fa846f29b409fb4686480422fe8b7482b281db75d7baf75f85cdedf6ea6d413aef50c71fd0efb973a5376269c68c565f9d3691264e0d852299d554ce68c9f6af31b376ea9a6bd203b0d53413ca41155dfbe6bff20ede61705883806c85564e860b7d666ef1f7bf6a340d4dfc3c9725679b3280f46f44d7e36027117656e13c6e3b98115516f2253c9c2d3209e214f1793a0d0d6142d0195e5f2521a7376e9059fda95aace1f083faf181193329368f452dfd2c75f90dc", 0xbd, 0x1}, {&(0x7f00000002c0)="7ff3efa4c09d1648319bf939df1fa65ea1cf4ac203ce740f929d75afbdf2c20ab5d8b3c6b8524d78f698fbc8c93d", 0x2e, 0x1}, {&(0x7f0000000300)="561f31c4673e949fe5ffbdd46841aa68839041fc47ba968e936364f37f8eff590daf5b2c78aaafab0228371131bcf9a1eef36231feb69fa8ad82a5151a35b799db997ba0d145cd60c70b4fc83e75d3a458f68e9976e312b7079eee480740126949a44babb664346c02c3a8e5fb75159857759d858f0bab796d83aa5bb6e0bb0fb6ac90fcdac4d7c1059387974895dfd514b6616c549618dd2b68a29237a69e1326031db2873e6b83cb6c1f3d63a6fc3c1b8e808ff0252136bb64eae3dce26acc6de58cef162dbbd86a164f657fa43e866145d5d13e3cfeddb31a8134d874c62eb7b379b7a4c5", 0xe6, 0x81}, {&(0x7f0000000400)="f8e1ebca50db9814d79e4c0736e252a184", 0x11, 0x100}, {&(0x7f0000000440)="7db2020a8ea62dd2bce10b358109fbd8fe3952ffdfe80b5d5b905d86394d70d8ee887b3f31483d0f0442e6818fdb410d7f264f11883728aaba03", 0x3a, 0x3}], 0x42000, &(0x7f0000000500)={[{@fmask={'fmask', 0x3d, [0x33, 0x34, 0x33, 0x34, 0x33, 0x36, 0x30, 0x35, 0x34]}, 0x2c}, {@nocase='nocase', 0x2c}, {@debug='debug', 0x2c}, {@errors_remount='errors=remount-ro', 0x2c}]}) dup2(r1, r2) [ 346.584901] ? xfs_calc_remove_reservation+0x12b/0x270 [ 346.600482] ? __d_lookup_rcu+0xa80/0xa80 [ 346.604640] ? print_usage_bug+0xc0/0xc0 [ 346.608711] ? find_held_lock+0x36/0x1c0 [ 346.612820] ? lock_downgrade+0x8e0/0x8e0 [ 346.617018] ? mark_held_locks+0xc9/0x160 [ 346.621188] ? __raw_spin_lock_init+0x1c/0x100 [ 346.625786] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 346.630817] ? __lockdep_init_map+0x105/0x590 [ 346.635335] ? __lockdep_init_map+0x105/0x590 [ 346.639848] ? lockdep_init_map+0x9/0x10 [ 346.643922] ? __init_waitqueue_head+0x96/0x140 2026/11/30 21:11:25 executing program 3: mknod(&(0x7f0000000100)='./file0\x00', 0x1040, 0x0) r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000140)='/dev/sequencer\x00', 0x2000, 0x0) ioctl$KVM_GET_TSC_KHZ(r0, 0xaea3) acct(&(0x7f0000000040)='./file0\x00') lgetxattr(&(0x7f0000000000)='./file0/file0\x00', &(0x7f0000000080)=@random={'trusted.', 'keyring\x00'}, &(0x7f00000000c0)=""/50, 0x32) add_key$keyring(&(0x7f0000001240)='keyring\x00', &(0x7f0000001280)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffa) execve(&(0x7f0000ee6ff8)='./file0\x00', &(0x7f0000000240), &(0x7f0000775000)) [ 346.648606] ? init_wait_entry+0x1b0/0x1b0 [ 346.652857] ? d_alloc_parallel+0x1e80/0x1e80 [ 346.657369] ? lock_release+0xa10/0xa10 [ 346.661363] __lookup_slow+0x1e6/0x540 [ 346.665267] ? vfs_unlink+0x510/0x510 [ 346.669090] ? d_lookup+0x219/0x330 [ 346.672764] lookup_one_len+0x1c7/0x210 [ 346.676771] ? lookup_one_len_unlocked+0xf0/0xf0 [ 346.681549] ? down_write+0x87/0x120 [ 346.685279] ? start_creating+0xb1/0x200 [ 346.686184] kernel msg: ebtables bug: please report to author: Wrong len argument 2026/11/30 21:11:25 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) bind$inet(r0, &(0x7f0000000180)={0x2, 0x4e24, @broadcast=0xffffffff}, 0x10) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) r1 = syz_open_dev$sndpcmp(&(0x7f00000001c0)='/dev/snd/pcmC#D#p\x00', 0x90, 0x0) ioctl$KDGKBMETA(r1, 0x4b62, &(0x7f0000000200)) [ 346.689349] ? down_read+0x1b0/0x1b0 [ 346.689368] ? mntput+0x74/0xa0 [ 346.689389] ? simple_pin_fs+0xa4/0x190 [ 346.689413] start_creating+0xc6/0x200 [ 346.711833] __debugfs_create_file+0x63/0x400 [ 346.716351] debugfs_create_file+0x57/0x70 [ 346.720612] bdi_register_va.part.10+0x365/0x9b0 [ 346.725386] ? cgwb_kill+0x630/0x630 [ 346.729119] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.734670] ? bdi_init+0x416/0x510 [ 346.738305] ? wb_init+0x9e0/0x9e0 [ 346.741865] ? bdi_alloc_node+0x67/0xe0 [ 346.745853] ? bdi_alloc_node+0x67/0xe0 2026/11/30 21:11:25 executing program 1: ioctl$DRM_IOCTL_ADD_MAP(0xffffffffffffffff, 0xc0286415, &(0x7f0000000040)={&(0x7f0000ffc000/0x3000)=nil, 0x3f, 0x7, 0x4, &(0x7f0000ffe000/0x2000)=nil, 0x4}) r0 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcs\x00', 0x200, 0x0) ioctl$EVIOCRMFF(r0, 0x40044581, &(0x7f00000000c0)=0x4) r1 = socket(0x10, 0x3, 0x0) clock_nanosleep(0x4, 0x0, &(0x7f0000000100)={0x0, 0x989680}, 0x0) readahead(r1, 0x1200000000000, 0x8000) sendmsg$nl_route(r1, &(0x7f0000000300)={&(0x7f0000000380)={0x10}, 0xc, &(0x7f0000000080)={&(0x7f00000003c0)=@ipv4_newrule={0x34, 0x18, 0x703, 0x0, 0x0, {0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf}, [@FRA_GENERIC_POLICY=@FRA_OIFNAME={0x14, 0x11, 'erspan0\x00'}]}, 0x34}, 0x1}, 0x0) [ 346.749848] ? rcu_read_lock_sched_held+0x108/0x120 [ 346.754885] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 346.760181] ? _raw_spin_unlock+0x22/0x30 [ 346.764351] bdi_register_va+0x68/0x80 [ 346.768259] super_setup_bdi_name+0x123/0x220 [ 346.772767] ? kill_block_super+0x100/0x100 [ 346.777112] ? kmem_cache_alloc_trace+0x616/0x780 [ 346.781968] ? match_wildcard+0x3c0/0x3c0 [ 346.786132] ? trace_hardirqs_on+0xd/0x10 [ 346.790310] fuse_fill_super+0xe6e/0x1e20 [ 346.794486] ? fuse_get_root_inode+0x190/0x190 2026/11/30 21:11:25 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000180)="fd1fa2a84bc64ed694ef0f48dbc11ae2066e8a933841e0eda7cbdf706d2e5ecec319d9db3adeefe9f5d7c8ab885dacdfc5882057221688eb9abfa5b8b6fe", 0x3e, 0x10, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1=0xe0000001}, 0x10) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) [ 346.799090] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 346.804142] ? kasan_check_read+0x11/0x20 [ 346.808634] ? cap_capable+0x1f9/0x260 [ 346.808666] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.808684] ? security_capable+0x99/0xc0 [ 346.808709] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.808727] ? ns_capable_common+0x13f/0x170 [ 346.808750] ? get_anon_bdev+0x2f0/0x2f0 [ 346.808767] ? sget+0x113/0x150 [ 346.808792] ? fuse_get_root_inode+0x190/0x190 [ 346.808811] mount_nodev+0x6b/0x110 [ 346.808840] fuse_mount+0x2c/0x40 2026/11/30 21:11:25 executing program 4: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000100)={0x26, 'hash\x00', 0x0, 0x0, 'sha1_mb\x00'}, 0x58) setsockopt$inet6_MRT6_ADD_MFC(r0, 0x29, 0xcc, &(0x7f0000000000)={{0xa, 0x4e23, 0x1, @empty, 0x45b2}, {0xa, 0x4e23, 0xa4, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, 0x6}, 0x3, [0xffffffff, 0xd6, 0x7, 0x1, 0xffffffffffff8001, 0x0, 0x8]}, 0x5c) r1 = socket(0xa, 0x5, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") close(r0) [ 346.808861] mount_fs+0xae/0x328 [ 346.808887] vfs_kern_mount.part.34+0xd4/0x4d0 [ 346.859269] ? may_umount+0xb0/0xb0 [ 346.859288] ? _raw_read_unlock+0x22/0x30 [ 346.867061] ? __get_fs_type+0x97/0xc0 [ 346.870976] do_mount+0x564/0x3070 [ 346.874544] ? copy_mount_string+0x40/0x40 [ 346.878800] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 346.883586] ? retint_kernel+0x10/0x10 [ 346.887505] ? copy_mount_options+0x1a1/0x380 [ 346.892021] ? __sanitizer_cov_trace_pc+0x3b/0x50 2026/11/30 21:11:25 executing program 1: perf_event_open(&(0x7f000001d000)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x1) r0 = syz_open_dev$sg(&(0x7f0000000080)='/dev/sg#\x00', 0x101000000000008, 0x0) ioctl(r0, 0x20000000002284, &(0x7f0000000000)) r1 = syz_open_dev$mouse(&(0x7f0000000180)='/dev/input/mouse#\x00', 0x1c7, 0x101301) ioctl$TIOCCBRK(r1, 0x5428) r2 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/qat_adf_ctl\x00', 0x0, 0x0) ppoll(&(0x7f0000000040)=[{r2, 0x4208}, {r0, 0x400}], 0x2, &(0x7f0000000100)={0x77359400}, &(0x7f0000000140)={0x101}, 0x8) ioctl$KDDELIO(r2, 0x4b35, 0x9) [ 346.896885] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 346.902441] ? copy_mount_options+0x285/0x380 [ 346.906951] ksys_mount+0x12d/0x140 [ 346.910595] __x64_sys_mount+0xbe/0x150 [ 346.914585] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 346.919621] do_syscall_64+0x1b1/0x800 [ 346.923525] ? finish_task_switch+0x1ca/0x840 [ 346.928041] ? syscall_return_slowpath+0x5c0/0x5c0 [ 346.932989] ? syscall_return_slowpath+0x30f/0x5c0 [ 346.937943] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 346.943331] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 346.948203] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 346.953403] RIP: 0033:0x455a09 [ 346.956598] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 346.964325] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 346.971613] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 346.978891] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 346.986170] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 346.993451] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:11:26 executing program 5: r0 = socket$inet6_sctp(0xa, 0x80000000000001, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in={0x2, 0x4e20, @local={0xac, 0x14, 0x14, 0xaa}}], 0x10) connect$inet6(r0, &(0x7f00008c0000)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$inet_sctp6_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000100)=@assoc_value, 0x8) writev(r0, &(0x7f00000013c0)=[{&(0x7f0000001380)='W', 0x1}], 0x1) [ 347.763929] QAT: Invalid ioctl 2026/11/30 21:11:26 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/f_le0 ', 0x0, 0x0) 2026/11/30 21:11:26 executing program 6 (fault-call:2 fault-nth:73): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:11:26 executing program 3: r0 = accept4$inet(0xffffffffffffff9c, 0x0, &(0x7f0000000040), 0x80000) fcntl$getflags(r0, 0x401) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000384ff7)='/dev/ppp\x00', 0x101002, 0x0) ioctl$EVIOCGPROP(r1, 0xc004743e, &(0x7f0000b94000)=""/246) fstat(r1, &(0x7f00000000c0)) ioctl$PPPIOCSFLAGS(r1, 0x40047459, &(0x7f0000e9f000)=0x600210) pread64(r1, &(0x7f0000974f42)=""/190, 0xbe, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK(r1, 0x40405515, &(0x7f0000000080)={0x0, 0x6, 0x7, 0x100000000000000, "eaf0f7b71d6e28eab6a043d3013f0372b1cee0f986e77caefcfab2d1a77eb030731e9caafd433761acd3b4e0", 0x10001}) ioctl$TUNSETVNETLE(r1, 0x400454dc, &(0x7f0000000000)=0x1) pwritev(r1, &(0x7f0000161000)=[{&(0x7f0000d33000)="f5", 0x1}], 0x1, 0x0) 2026/11/30 21:11:26 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) openat$vsock(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vsock\x00', 0x208040, 0x0) r3 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r3, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r3, 0x3, 0x0, 0x5) r4 = creat(&(0x7f0000000000)='./file0\x00', 0x0) ioctl$BLKROSET(r4, 0x125d, &(0x7f00000000c0)=0xfffffffffffff000) dup2(r1, r2) 2026/11/30 21:11:26 executing program 5: r0 = socket$inet_sctp(0x2, 0x800000000001, 0x84) socket$netlink(0x10, 0x3, 0x6) listen(r0, 0x11000000000b) r1 = accept4(r0, &(0x7f0000000080)=@hci, &(0x7f0000000100)=0x80, 0x0) shutdown(r0, 0x1) listen(r1, 0x800000000000) shutdown(r0, 0x0) 2026/11/30 21:11:26 executing program 1: r0 = syz_open_procfs(0x0, &(0x7f0000000240)='fd\x00') ioctl$DRM_IOCTL_WAIT_VBLANK(r0, 0xc018643a, &(0x7f0000000080)={0x44000000, 0x7, 0x2e}) fchdir(r0) openat(r0, &(0x7f00000000c0)='./file0\x00', 0x0, 0x10) r1 = syz_fuseblk_mount(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='4/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) close(r1) 2026/11/30 21:11:26 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) getsockname$packet(0xffffffffffffff9c, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f00000001c0)=0x14) setsockopt$inet_mreqn(r0, 0x0, 0x27, &(0x7f0000000200)={@loopback=0x7f000001, @rand_addr=0x9, r1}, 0xc) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:11:26 executing program 4: r0 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vcs\x00', 0x1, 0x0) getsockopt$llc_int(r0, 0x10c, 0x0, &(0x7f0000000080), &(0x7f00000000c0)=0x4) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f00000001c0)={0x26, 'skcipher\x00', 0x0, 0x0, 'ctr-cast5-avx\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000ff8000)="0a0675b005", 0x5) r2 = accept$alg(r1, 0x0, 0x0) sendmmsg$alg(r2, &(0x7f0000006040)=[{0x0, 0x0, &(0x7f0000000600)=[{&(0x7f0000002480)="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", 0xb88}], 0x1, &(0x7f0000000080)}], 0x1, 0x0) recvmsg(r2, &(0x7f0000000040)={&(0x7f0000000280)=@sco, 0x80, &(0x7f0000000000), 0x0, &(0x7f0000001400)=""/6, 0x6}, 0xffffffffffffffff) [ 347.926380] sctp: [Deprecated]: syz-executor5 (pid 28340) Use of struct sctp_assoc_value in delayed_ack socket option. [ 347.926380] Use struct sctp_sack_info instead [ 348.014394] FAULT_INJECTION: forcing a failure. [ 348.014394] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 348.026241] CPU: 1 PID: 28360 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 348.033517] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 348.042870] Call Trace: [ 348.045469] dump_stack+0x1b9/0x294 [ 348.049111] ? dump_stack_print_info.cold.2+0x52/0x52 [ 348.054312] ? zap_class+0x720/0x720 [ 348.058040] should_fail.cold.4+0xa/0x1a 2026/11/30 21:11:27 executing program 1: pkey_alloc(0x0, 0x1) r0 = pkey_alloc(0x0, 0x3) pkey_mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0xffffffffffffffff, r0) r1 = socket$inet_sctp(0x2, 0x0, 0x84) getsockopt$inet_sctp_SCTP_EVENTS(r1, 0x84, 0x11, &(0x7f0000000000), &(0x7f0000000040)=0xb) r2 = openat$zero(0xffffffffffffff9c, &(0x7f0000000080)='/dev/zero\x00', 0x101400, 0x0) ioctl$BLKROTATIONAL(r2, 0x127e, &(0x7f00000000c0)) [ 348.062114] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 348.067246] ? find_held_lock+0x36/0x1c0 [ 348.071318] ? graph_lock+0x170/0x170 [ 348.075131] ? lock_acquire+0x1dc/0x520 [ 348.079117] ? lock_downgrade+0x8e0/0x8e0 [ 348.083284] ? find_held_lock+0x36/0x1c0 [ 348.087373] __alloc_pages_nodemask+0x34e/0xd70 [ 348.092057] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 348.097091] ? rcu_read_unlock+0x35/0x70 [ 348.101169] ? __lock_is_held+0xb5/0x140 [ 348.105259] ? check_same_owner+0x320/0x320 [ 348.109595] cache_grow_begin+0x6e/0x6c0 2026/11/30 21:11:27 executing program 1: r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = syz_open_dev$audion(&(0x7f0000000240)='/dev/audio#\x00', 0xc9, 0x0) ioctl$DRM_IOCTL_MODESET_CTL(r1, 0x40086408, &(0x7f0000000280)={0x5, 0x6}) ioctl$sock_inet_SIOCSARP(r0, 0x8955, &(0x7f00000000c0)={{0x2, 0x0, @broadcast=0xffffffff}, {0x0, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}}, 0x2, {0x2, 0x0, @rand_addr=0x80000000}, 'syz_tun\x00'}) getsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000040), &(0x7f0000000080)=0xb) syz_open_dev$sndmidi(&(0x7f0000000000)='/dev/snd/midiC#D#\x00', 0x0, 0x82400) setsockopt$inet_buf(r0, 0x0, 0x11, &(0x7f0000000140)="1dcdbc56720815a44eeed7f80d8720589b763f390135b1f80eed3e57329e54491b8d1b2a76ac77d7b640d0daa2b8173f5ec6f7f9e7a15d09756580c54217f043007d984d6ee555a27b82074f2a81748eda2b4248bc1f8f787cb14a3c353c9652c6d07cf8a603b7196d83d1c3750c7b6b092e2cda4c059b1c2ca23b34d86d984c843c5b66047f30d26334705bfac8102366c3517b26ee1ae21a8becd6717e784721ec5889a58e6aa5886cf885808d62e80b600316b5402cca7a9943733181c859549ec7447d0762cb1e09d399cc71ed480f30c2e840fc37033d17d09a6bb15d6e9cff5dd7165c947b7fe1781ccba36412", 0xf0) [ 348.113675] kmem_cache_alloc+0x689/0x760 [ 348.117846] alloc_inode+0xb2/0x190 [ 348.121481] new_inode_pseudo+0x69/0x1a0 [ 348.125541] ? prune_icache_sb+0x1a0/0x1a0 [ 348.129777] ? down_read+0x1b0/0x1b0 [ 348.133499] ? mntput+0x74/0xa0 [ 348.136794] new_inode+0x1c/0x40 [ 348.140172] debugfs_get_inode+0x19/0x120 [ 348.144332] debugfs_create_dir+0x75/0x3c0 [ 348.148576] bdi_register_va.part.10+0x318/0x9b0 [ 348.153345] ? cgwb_kill+0x630/0x630 [ 348.157074] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 2026/11/30 21:11:27 executing program 1: r0 = socket$nl_generic(0xa, 0x5, 0x84) stat(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0}) stat(&(0x7f0000000180)='./file0\x00', &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) chown(&(0x7f0000000080)='./file0\x00', r1, r2) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000040)={'bridge0\x00', &(0x7f0000000000)=@ethtool_cmd={0xe, 0x0, 0x0, 0x0, 0x0, 0x1999999999999998}}) [ 348.162619] ? bdi_init+0x416/0x510 [ 348.166259] ? wb_init+0x9e0/0x9e0 [ 348.169808] ? bdi_alloc_node+0x67/0xe0 [ 348.173786] ? bdi_alloc_node+0x67/0xe0 [ 348.177766] ? rcu_read_lock_sched_held+0x108/0x120 [ 348.182791] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 348.188077] ? _raw_spin_unlock+0x22/0x30 [ 348.192238] bdi_register_va+0x68/0x80 [ 348.196134] super_setup_bdi_name+0x123/0x220 [ 348.200633] ? kill_block_super+0x100/0x100 [ 348.204961] ? kmem_cache_alloc_trace+0x616/0x780 [ 348.209809] ? match_wildcard+0x3c0/0x3c0 2026/11/30 21:11:27 executing program 1: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x80000, 0x7) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffff9c, 0x84, 0x11, &(0x7f0000000080)={0x0, 0xffffffffffff0001}, &(0x7f00000000c0)=0x8) getsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000100)={r2, 0x7}, &(0x7f00000001c0)=0x8) syz_mount_image$minix(&(0x7f0000000200)='minix\x00', &(0x7f0000000240)='./file0\x00', 0x401, 0x1, &(0x7f0000000300)=[{&(0x7f0000000280)="04c59fcaa8adfeceb0c87eeba4cab9bd870b63110e5afdcd6dbb7c4002450627c200eba056a14e9b15d5308316acad030c3ba72e25c8140ce00b6929c6dd687fb4201d7e2fbee025621bb0ed2c011c35e0cb39c0a5a5ba507fe1f3b465", 0x5d, 0x9}], 0x13048, 0x0) r3 = syz_open_dev$dspn(&(0x7f000000bff6)='/dev/dsp#\x00', 0x1, 0x0) close(r3) dup3(r0, r3, 0x0) [ 348.213964] ? trace_hardirqs_on+0xd/0x10 [ 348.218123] fuse_fill_super+0xe6e/0x1e20 [ 348.222284] ? fuse_get_root_inode+0x190/0x190 [ 348.226866] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 348.231886] ? kasan_check_read+0x11/0x20 [ 348.236040] ? cap_capable+0x1f9/0x260 [ 348.239945] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.245487] ? security_capable+0x99/0xc0 [ 348.249643] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.255185] ? ns_capable_common+0x13f/0x170 [ 348.259607] ? get_anon_bdev+0x2f0/0x2f0 [ 348.263677] ? sget+0x113/0x150 [ 348.266968] ? fuse_get_root_inode+0x190/0x190 [ 348.271556] mount_nodev+0x6b/0x110 [ 348.275189] fuse_mount+0x2c/0x40 [ 348.278658] mount_fs+0xae/0x328 [ 348.282028] vfs_kern_mount.part.34+0xd4/0x4d0 [ 348.286618] ? may_umount+0xb0/0xb0 [ 348.290251] ? _raw_read_unlock+0x22/0x30 [ 348.294401] ? __get_fs_type+0x97/0xc0 [ 348.298297] do_mount+0x564/0x3070 [ 348.301850] ? copy_mount_string+0x40/0x40 [ 348.306094] ? rcu_pm_notify+0xc0/0xc0 [ 348.309984] ? copy_mount_options+0x5f/0x380 [ 348.314378] ? rcu_read_lock_sched_held+0x108/0x120 [ 348.319380] ? kmem_cache_alloc_trace+0x616/0x780 [ 348.324213] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 348.329746] ? _copy_from_user+0xdf/0x150 [ 348.333879] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 348.339399] ? copy_mount_options+0x285/0x380 [ 348.343885] ksys_mount+0x12d/0x140 [ 348.347509] __x64_sys_mount+0xbe/0x150 [ 348.351470] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 348.356489] do_syscall_64+0x1b1/0x800 [ 348.360370] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 348.365199] ? syscall_return_slowpath+0x5c0/0x5c0 [ 348.370122] ? syscall_return_slowpath+0x30f/0x5c0 [ 348.375045] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 348.380414] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 348.385258] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 348.390447] RIP: 0033:0x455a09 [ 348.393623] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 348.401336] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 348.408598] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 348.415861] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 348.423299] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 348.430552] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:11:28 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73, 0x0, 0x0, 0x0, 0x80000000, 0x0, 0x0, 0x0, 0xfffffffffffffffb}, 0xfffffffffffffe87) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x4, &(0x7f0000000180)={0x2, 0x1, @dev={0xac, 0x14, 0x14, 0x1a}}, 0xfffffd2e) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) getsockopt$inet_sctp_SCTP_AUTO_ASCONF(r0, 0x84, 0x1e, &(0x7f00000000c0), &(0x7f00000001c0)=0x4) 2026/11/30 21:11:28 executing program 4: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x2000000000000022, &(0x7f0000356000)=0x9, 0x4) setsockopt$inet6_tcp_int(r0, 0x6, 0x1e, &(0x7f0000000000)=0x100000001, 0x4) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @dev={0xfe, 0x80}, 0x7}, 0x1c) 2026/11/30 21:11:28 executing program 1: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f000065ffa8)={0x26, 'hash\x00', 0x0, 0x0, 'vmac(aes-generic)\x00'}, 0x58) bind$alg(r0, &(0x7f0000000140)={0x26, 'rng\x00', 0x0, 0x0, 'drbg_nopr_hmac_sha384\x00'}, 0x58) r1 = syz_open_dev$dspn(&(0x7f0000000000)='/dev/dsp#\x00', 0x80000000, 0x80) setsockopt$netlink_NETLINK_PKTINFO(r1, 0x10e, 0x3, &(0x7f0000000040)=0x45c, 0x4) 2026/11/30 21:11:28 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/fnle0 ', 0x0, 0x0) 2026/11/30 21:11:28 executing program 6 (fault-call:2 fault-nth:74): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:11:28 executing program 5: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000040)='net/packet\x00') readv(r0, &(0x7f0000000000), 0x0) ioctl$KVM_ENABLE_CAP(r0, 0x4068aea3, &(0x7f00000000c0)={0x79, 0x0, [0x5, 0x90000000, 0x2, 0x401]}) 2026/11/30 21:11:28 executing program 3: r0 = socket$inet6_udp(0xa, 0x2, 0x0) getsockopt$inet6_buf(r0, 0x29, 0x30, &(0x7f0000000140)=""/4096, &(0x7f0000000040)=0x1000) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000001140)='/dev/sequencer2\x00', 0x400100, 0x0) accept$packet(0xffffffffffffff9c, &(0x7f0000001300)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, &(0x7f0000001340)=0x14) sendmsg$nl_route_sched(r1, &(0x7f0000001400)={&(0x7f0000001180)={0x10, 0x0, 0x0, 0x801}, 0xc, &(0x7f00000013c0)={&(0x7f0000001380)=@getqdisc={0x28, 0x26, 0x2, 0x70bd28, 0x25dfdbfc, {0x0, r2, {0xffff, 0x4}, {0xd, 0xf}, {0xffff}}, [{0x4, 0xa}]}, 0x28}, 0x1, 0x0, 0x0, 0x4000004}, 0x20000080) openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000100)='/dev/qat_adf_ctl\x00', 0x111202, 0x0) recvfrom$inet6(r0, &(0x7f0000000080)=""/86, 0x56, 0x0, &(0x7f0000000000)={0xa, 0x4e20, 0x7, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) 2026/11/30 21:11:28 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff}, 0x0) fcntl$setown(r1, 0x8, r0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r3 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r3, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) socket$inet6_dccp(0xa, 0x6, 0x0) fallocate(r3, 0x3, 0x0, 0x5) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r1, r2) [ 349.097832] FAULT_INJECTION: forcing a failure. [ 349.097832] name failslab, interval 1, probability 0, space 0, times 0 [ 349.109263] CPU: 0 PID: 28419 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 349.116550] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 349.125915] Call Trace: [ 349.128528] dump_stack+0x1b9/0x294 [ 349.132184] ? dump_stack_print_info.cold.2+0x52/0x52 [ 349.137420] should_fail.cold.4+0xa/0x1a [ 349.141508] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 349.146635] ? __lock_acquire+0x7f5/0x5140 [ 349.150899] ? save_stack+0xa9/0xd0 [ 349.154552] ? graph_lock+0x170/0x170 [ 349.158376] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 349.163932] ? perf_swevent_event+0x158/0x2e0 [ 349.168455] ? find_held_lock+0x36/0x1c0 [ 349.172543] ? __lock_is_held+0xb5/0x140 [ 349.176618] ? read_lba+0x350/0x840 [ 349.180290] ? check_same_owner+0x320/0x320 [ 349.184630] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.190190] ? rcu_note_context_switch+0x710/0x710 [ 349.195140] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 349.200703] __should_failslab+0x124/0x180 [ 349.204962] should_failslab+0x9/0x14 [ 349.208781] kmem_cache_alloc+0x2af/0x760 [ 349.212944] ? perf_tp_event+0x91f/0xc30 [ 349.217040] __d_alloc+0xc0/0xd30 [ 349.220516] ? __lock_acquire+0x7f5/0x5140 [ 349.224772] ? shrink_dcache_for_umount+0x290/0x290 [ 349.229816] ? perf_trace_run_bpf_submit+0x23f/0x370 [ 349.234939] ? perf_trace_run_bpf_submit+0x23f/0x370 [ 349.240058] ? perf_trace_run_bpf_submit+0x246/0x370 2026/11/30 21:11:28 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) r1 = accept(r0, 0x0, &(0x7f0000000180)) getsockopt$inet6_IPV6_IPSEC_POLICY(r1, 0x29, 0x22, &(0x7f0000000280)={{{@in6=@ipv4={[], [], @broadcast}, @in6=@dev}}, {{@in6=@loopback}, 0x0, @in=@broadcast}}, &(0x7f00000001c0)=0xe8) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:11:28 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x800) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r3 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r3, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) socket$rds(0x15, 0x5, 0x0) fallocate(r3, 0x3, 0x0, 0x5) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r1, r2) 2026/11/30 21:11:28 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/fcle0 ', 0x0, 0x0) 2026/11/30 21:11:28 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) r1 = creat(&(0x7f0000000180)='./file0\x00', 0x40) ioctl$SNDRV_TIMER_IOCTL_STATUS(r1, 0x80605414, &(0x7f00000005c0)=""/4096) [ 349.245186] ? perf_tp_event+0xc30/0xc30 [ 349.249280] ? memset+0x31/0x40 [ 349.252581] d_alloc+0x8e/0x370 [ 349.255877] ? __d_alloc+0xd30/0xd30 [ 349.259608] ? zap_class+0x720/0x720 [ 349.263342] ? perf_trace_run_bpf_submit+0x246/0x370 [ 349.268473] d_alloc_parallel+0x152/0x1e80 [ 349.272725] ? graph_lock+0x170/0x170 [ 349.276564] ? memset+0x31/0x40 [ 349.279868] ? __d_lookup_rcu+0xa80/0xa80 [ 349.284028] ? print_usage_bug+0xc0/0xc0 [ 349.288100] ? find_held_lock+0x36/0x1c0 [ 349.292189] ? lock_downgrade+0x8e0/0x8e0 [ 349.296358] ? mark_held_locks+0xc9/0x160 [ 349.300529] ? __raw_spin_lock_init+0x1c/0x100 [ 349.305129] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 349.310161] ? __lockdep_init_map+0x105/0x590 [ 349.314676] ? __lockdep_init_map+0x105/0x590 [ 349.319194] ? lockdep_init_map+0x9/0x10 [ 349.323271] ? __init_waitqueue_head+0x96/0x140 [ 349.327958] ? init_wait_entry+0x1b0/0x1b0 [ 349.332206] ? d_alloc_parallel+0x1e80/0x1e80 [ 349.336720] ? lock_release+0xa10/0xa10 [ 349.340713] __lookup_slow+0x1e6/0x540 [ 349.344617] ? vfs_unlink+0x510/0x510 2026/11/30 21:11:28 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) close(r0) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) [ 349.348461] ? d_lookup+0x219/0x330 [ 349.352135] lookup_one_len+0x1c7/0x210 [ 349.356132] ? lookup_one_len_unlocked+0xf0/0xf0 [ 349.360908] ? down_write+0x87/0x120 [ 349.364640] ? start_creating+0xb1/0x200 [ 349.368714] ? down_read+0x1b0/0x1b0 [ 349.372439] ? mntput+0x74/0xa0 [ 349.375738] ? simple_pin_fs+0xa4/0x190 [ 349.379739] start_creating+0xc6/0x200 [ 349.383654] __debugfs_create_file+0x63/0x400 [ 349.388171] debugfs_create_file+0x57/0x70 [ 349.392431] bdi_register_va.part.10+0x365/0x9b0 2026/11/30 21:11:28 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) getsockopt$inet_sctp_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000180), &(0x7f00000001c0)=0x4) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) r1 = dup3(r0, r0, 0x80000) dup3(r1, r1, 0x80000) bpf$BPF_PROG_DETACH(0x9, &(0x7f0000000200)={0x0, r1, 0xb, 0x1}, 0x14) getsockopt$inet_sctp_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000280)={0x0, 0xf5}, &(0x7f00000002c0)=0x8) setsockopt$inet_sctp_SCTP_MAXSEG(r1, 0x84, 0xd, &(0x7f0000000300)=@assoc_id=r2, 0x4) [ 349.397204] ? cgwb_kill+0x630/0x630 [ 349.400937] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.406486] ? bdi_init+0x416/0x510 [ 349.410127] ? wb_init+0x9e0/0x9e0 [ 349.413706] ? bdi_alloc_node+0x67/0xe0 [ 349.417690] ? bdi_alloc_node+0x67/0xe0 [ 349.421682] ? rcu_read_lock_sched_held+0x108/0x120 [ 349.426715] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 349.432028] bdi_register_va+0x68/0x80 [ 349.435935] super_setup_bdi_name+0x123/0x220 [ 349.440445] ? kill_block_super+0x100/0x100 2026/11/30 21:11:28 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socket$inet_smc(0x2b, 0x1, 0x0) r0 = add_key$keyring(&(0x7f0000000200)='keyring\x00', &(0x7f0000000240)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$get_persistent(0x16, 0x0, r0) syz_extract_tcp_res$synack(&(0x7f00000000c0)={0x41424344}, 0x1, 0x0) syz_extract_tcp_res$synack(&(0x7f0000000100)={0x41424344}, 0x1, 0x0) syz_emit_ethernet(0x10c2, &(0x7f0000000280)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x1f}, [{[], {0x8100, 0x6, 0x8}}], {@ipv6={0x86dd, {0x6, 0x6, "55be35", 0x1088, 0x7f, 0x8000, @mcast1={0xff, 0x1, [], 0x1}, @dev={0xfe, 0x80, [], 0xe}, {[@dstopts={0x0, 0x6, [], [@generic={0x1000, 0x2a, "974566198ae5df3055a30ee47db271a024c7ccea1a42462ab54df8323c0cc5d00c017aa79adb8ec0a539"}, @ra={0x5, 0x2, 0xff}, @enc_lim={0x4, 0x1, 0x3}]}, @fragment={0x0, 0x0, 0x32f, 0x9, 0x0, 0x8, 0x67}, @srh={0x3b, 0x4, 0x4, 0x2, 0x3, 0x101, 0x3, [@ipv4={[], [0xff, 0xff]}, @remote={0xfe, 0x80, [], 0xbb}]}], @tcp={{0x4e20, 0x4e20, r1, r2, 0x400, 0x0, 0x6, 0x0, 0x73, 0x0, 0x8000, {[@mss={0x2, 0x4, 0x6}]}}, {"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"}}}}}}}, &(0x7f0000000140)={0x1, 0x2, [0xfa5, 0x1f6, 0x831, 0x4b0]}) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet_sctp6_SCTP_ADAPTATION_LAYER(r3, 0x84, 0x7, &(0x7f0000000080)={0x800}, 0x4) [ 349.444785] ? kmem_cache_alloc_trace+0x616/0x780 [ 349.449644] ? match_wildcard+0x3c0/0x3c0 [ 349.453809] ? trace_hardirqs_on+0xd/0x10 [ 349.457985] fuse_fill_super+0xe6e/0x1e20 [ 349.462163] ? fuse_get_root_inode+0x190/0x190 [ 349.466771] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 349.471809] ? kasan_check_read+0x11/0x20 [ 349.475982] ? cap_capable+0x1f9/0x260 [ 349.479902] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.485451] ? security_capable+0x99/0xc0 [ 349.489635] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.495185] ? ns_capable_common+0x13f/0x170 [ 349.499617] ? get_anon_bdev+0x2f0/0x2f0 [ 349.503696] ? sget+0x113/0x150 [ 349.506998] ? fuse_get_root_inode+0x190/0x190 [ 349.511590] mount_nodev+0x6b/0x110 [ 349.515220] fuse_mount+0x2c/0x40 [ 349.518674] mount_fs+0xae/0x328 [ 349.522054] vfs_kern_mount.part.34+0xd4/0x4d0 [ 349.526640] ? may_umount+0xb0/0xb0 [ 349.530260] ? _raw_read_unlock+0x22/0x30 [ 349.534398] ? __get_fs_type+0x97/0xc0 [ 349.538288] do_mount+0x564/0x3070 [ 349.541822] ? do_raw_spin_unlock+0x9e/0x2e0 [ 349.546234] ? copy_mount_string+0x40/0x40 [ 349.550460] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 349.555474] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 349.560230] ? retint_kernel+0x10/0x10 [ 349.564124] ? copy_mount_options+0x1f0/0x380 [ 349.568612] ? copy_mount_options+0x1fa/0x380 [ 349.573107] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 349.578638] ? copy_mount_options+0x285/0x380 [ 349.583135] ksys_mount+0x12d/0x140 [ 349.586762] __x64_sys_mount+0xbe/0x150 [ 349.590730] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 349.595744] do_syscall_64+0x1b1/0x800 [ 349.599634] ? finish_task_switch+0x1ca/0x840 [ 349.604127] ? syscall_return_slowpath+0x5c0/0x5c0 [ 349.609062] ? syscall_return_slowpath+0x30f/0x5c0 [ 349.613991] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 349.619387] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 349.624233] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 349.629412] RIP: 0033:0x455a09 [ 349.632590] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 349.640300] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 2026/11/30 21:11:28 executing program 5: mkdir(&(0x7f0000554ff8)='./file0\x00', 0x0) r0 = open(&(0x7f00006c69d0)='./file0\x00', 0x0, 0x0) r1 = fcntl$dupfd(r0, 0x800000000402, 0xffffffffffffffff) ioctl$ION_IOC_HEAP_QUERY(r0, 0xc0184908, &(0x7f00000000c0)={0x6, 0x0, 0x0, r0}) r2 = open(&(0x7f00004a3000)='./file0\x00', 0x0, 0x0) unshare(0x40600) getsockname(r1, &(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @dev}}}, &(0x7f0000000080)=0x80) ioctl$KDADDIO(r0, 0x4b34, 0x7) fcntl$notify(r2, 0x402, 0x0) [ 349.647569] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 349.654829] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 349.662090] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 349.669359] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:11:28 executing program 7: socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) bind$inet(r0, &(0x7f00000000c0)={0x2, 0x4e23, @rand_addr=0x7}, 0x10) r1 = socket$inet_sctp(0x2, 0x1, 0x84) getsockopt$IPT_SO_GET_REVISION_MATCH(r1, 0x0, 0x42, &(0x7f0000000180)={'HL\x00'}, &(0x7f00000001c0)=0x1e) setsockopt$inet_sctp_SCTP_EVENTS(r1, 0x84, 0xb, &(0x7f0000000080)={0x4, 0xd73, 0x3, 0x400000}, 0xb) sendto$inet(r1, &(0x7f00000004c0)="725eee7e39d0d7c111afae5cbf05f26cc3a37ad71417bd6ac0ba1b213aba72bf29e1c6498261d0b3645e7351cca2fc2db31aa7d0c8552ca47d5c74821759050c8fdd00c5ce48771082161b9471a4de76588c8f137d50e0c0e414030316ac569c6677a3e0", 0x93c015479e51cb2d, 0x200080c0, &(0x7f00000002c0)={0x2, 0x0, @multicast2=0xe0000002}, 0x295) sendto$inet(r1, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r1, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r1, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(r1, 0x84, 0x7c, &(0x7f0000000200)={0x0, 0x9, 0xffffffffffffff66}, &(0x7f0000000280)=0x8) r3 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000340)='/dev/uinput\x00', 0x48000, 0x0) ioctl$RNDZAPENTCNT(r3, 0x5204, &(0x7f0000000380)=0x5) getsockopt$inet_sctp_SCTP_RESET_STREAMS(r1, 0x84, 0x77, &(0x7f00000003c0)=ANY=[@ANYRES32=r2, @ANYBLOB="05000100070010863e3d23ede9d2e449b3b1f23dac4dcd7230bff7873e949724a0952d2047d3f8967126cf0eea4a085a6cd3ed39134829ae4458f13ca14561501cf7c6000000000000000000000000008af700000000000000000000"], &(0x7f0000000300)=0xa) socket$bt_rfcomm(0x1f, 0x3, 0x3) 2026/11/30 21:11:29 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/fgle0 ', 0x0, 0x0) 2026/11/30 21:11:29 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(r0, 0x84, 0x66, &(0x7f0000000540)={0x0, 0x8001}, &(0x7f00000025c0)=0x8) sendmsg$inet_sctp(r0, &(0x7f0000002680)={&(0x7f0000000180)=@in6={0xa, 0x4e22, 0x5, @mcast1={0xff, 0x1, [], 0x1}, 0x40}, 0x1c, &(0x7f00000004c0)=[{&(0x7f00000005c0)="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", 0x1000}, {&(0x7f00000015c0)="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0x1000}, {&(0x7f0000000280)="2c087de4ac817c4936e908ca54db828e6d3fafba46560cb091fbb234bf14a414fdc2e257d0203729dd0bd188b758cb8015ba7e98998ee1c75e6ac57ae3509edc47a7ef147bd754d277cc71bac983081c1526980650bc589de5ad543fd379b6f1ce6a6748711c8c364ec312acd1d6f8661106eef464723523f87f5e64fd370de12f54b18318725dbbf1b5edb8b55a9409041a7f158c7adb7608ea", 0x9a}, {&(0x7f0000000340)="9cc1f33585946f43a3833e3ded5c026f08810b188584053d7e02ef5d37d0bc6cc78c8f353a189af276380e8a0ee54d3eef3921486e51805cb66557d1f5c06cee5bfb5053a63708cd7c2c2a588b3644d3375abc0977223f8c13cfb0decbea7e0843b1f93fbcfcaea31a125fed363ef66e6ef474d13d6b145fd54527ee38e95b3999b806faf11398dea1ef1ab2813512dca640eda333fd0de34241268ca46e5883fadb4504e1fa6ecf4050e2062f5c1332f92a99a5b2915f5c182b20e6c324b9ac2145f7529efafd0f69c053c68c84d0", 0xcf}, {&(0x7f00000001c0)="c53a39855860bb46082bb6a0d49a5fa7c7e4e2fec1c768218f44d1f6605bb7c6bbeaaea409b63968301a", 0x2a}, {&(0x7f0000000200)="f2b1b3478936315b", 0x8}, {&(0x7f0000000440)="e538c17d33666f346e36b4ba71aa3a79f22af2de4201cd90530abc58d3795fc351ad24848de68c9b4873e37add461706cfaf398480e09e4080aa94186bc18f09242f1b2fa7285b71da9d58779b57e23af225421142f44ab8eda104f8f9ee", 0x5e}], 0x7, &(0x7f0000002600)=[@sndinfo={0x20, 0x84, 0x2, {0x7ff, 0xc, 0x2, 0x10001, r1}}, @authinfo={0x18, 0x84, 0x6, {0xfe}}, @dstaddrv4={0x18, 0x84, 0x7, @remote={0xac, 0x14, 0x14, 0xbb}}], 0x50, 0x40000}, 0x10) 2026/11/30 21:11:29 executing program 4: mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x31, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0xa, 0x6, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000040)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000080)={0x0, 0x5}, &(0x7f00000000c0)=0x8) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r1, 0x84, 0x7b, &(0x7f0000000100)={r2, 0x20}, 0x8) setsockopt$sock_attach_bpf(r0, 0x10d, 0xf, &(0x7f0000000000), 0x36) 2026/11/30 21:11:29 executing program 3: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000180)='/dev/sequencer2\x00', 0x0, 0x0) r1 = socket(0xa, 0x5, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") socket$inet6(0xa, 0x0, 0x0) listen(0xffffffffffffffff, 0x0) accept4$netrom(0xffffffffffffffff, &(0x7f0000002900), &(0x7f00000001c0)=0xfffffffffffffea9, 0x0) ioctl$KDGKBLED(r0, 0x40045108, &(0x7f0000000140)) getresuid(&(0x7f0000000040), &(0x7f0000000080), &(0x7f00000000c0)=0x0) r3 = getgid() syz_fuse_mount(&(0x7f0000000000)='\x00', 0x0, r2, r3, 0x2, 0x8a0) 2026/11/30 21:11:29 executing program 6 (fault-call:2 fault-nth:75): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:11:29 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r2, 0xc0206434, &(0x7f0000000040)={0x2629, 0x0, 0x10001, 0x43}) ioctl$DRM_IOCTL_AGP_BIND(r2, 0x40106436, &(0x7f00000000c0)={r3, 0x100000000}) r4 = userfaultfd(0x0) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) setsockopt$bt_BT_SNDMTU(r1, 0x112, 0xc, &(0x7f0000000100), 0x2) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r5 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r5, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r5, 0x3, 0x0, 0x5) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r1, r4) 2026/11/30 21:11:29 executing program 1: r0 = openat$urandom(0xffffffffffffff9c, &(0x7f0000000040)='/dev/urandom\x00', 0x204000, 0x0) socketpair(0xe, 0x5, 0x9, &(0x7f00000000c0)) setsockopt$inet_group_source_req(r0, 0x0, 0x2c, &(0x7f0000000280)={0x8, {{0x2, 0x4e20, @broadcast=0xffffffff}}, {{0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0x1d}}}}, 0x108) r1 = socket(0xa, 0x1, 0x10000) ioctl(r0, 0x9, &(0x7f00000004c0)="1eb1c6cf2f36d9412f48d43cf304603b486d69eee45b9067375e5baca010ad") getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(r1, 0x84, 0x1b, &(0x7f0000000140)=ANY=[@ANYRES32=0x0, @ANYBLOB="8200000040bd50dbcf3a058c29b14642490a66c1b63a9bf38ec9c08eb2ec7793852c35d23b049fa6dc3d03f67bc16fdc74162ebfc34ee6444c81d581716bd93e6df5381f47ce6d9260011bbb886b46b6f497a5771f7a2f9ceb014e95f486318e2175f982ddcd80df6e4100aeb4575f7122857792f6c2d966804f2f9cedb573dd305bdc62c1b3"], &(0x7f0000000200)=0x8a) setsockopt$inet_sctp_SCTP_PR_SUPPORTED(r1, 0x84, 0x71, &(0x7f0000000240)={r2}, 0x8) setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000080)=0x240, 0x4) getsockopt$ARPT_SO_GET_INFO(r1, 0x6, 0x19, &(0x7f0000000400)={'filter\x00'}, &(0x7f00000003c0)=0x3d) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000000)={'ip6tnl0\x00', 0x1800}) ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000100)=0x7f) 2026/11/30 21:11:29 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) io_setup(0x100000001, &(0x7f0000000040)=0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) connect$can_bcm(r0, &(0x7f00000000c0)={0x1d, r2}, 0x10) io_submit(r1, 0x1, &(0x7f0000000240)=[&(0x7f0000000100)={0x0, 0x0, 0x0, 0x1, 0x0, r0, &(0x7f0000000080)="040000008cfc6cfde19ab3a251fd2cfd09684d9c7afae3b519d21a2ce3cbdfcb2665dd1203ed5f1023fa813c9a0e46000000004001000000", 0x38}]) r3 = syz_open_dev$admmidi(&(0x7f0000000140)='/dev/admmidi#\x00', 0x9, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180)={0x0, 0xff}, &(0x7f00000001c0)=0x8) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r3, 0x84, 0x1f, &(0x7f0000000280)={r4, @in={{0x2, 0x4e24, @dev={0xac, 0x14, 0x14, 0x1d}}}, 0x9, 0x5}, &(0x7f0000000200)=0x90) 2026/11/30 21:11:29 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = socket$nl_route(0x10, 0x3, 0x0) getsockname$ipx(r0, &(0x7f0000000040), &(0x7f0000000100)=0x10) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r0, 0x84, 0x66, &(0x7f00000000c0)={0x0, 0xa47e}, &(0x7f0000000140)=0x8) setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000400)={r2, @in6={{0xa, 0x4e23, 0x1000, @dev={0xfe, 0x80, [], 0x20}, 0x8d81}}, 0x8, 0xc482, 0x8, 0x2}, 0x98) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_0\x00', 0x0}) sendmsg$nl_route_sched(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000180)={&(0x7f00000004c0)=ANY=[@ANYBLOB='$\x00\x00\x00^\x00\a\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00', @ANYRES32=r3, @ANYBLOB="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"], 0x24}, 0x1}, 0x0) [ 350.153401] FAULT_INJECTION: forcing a failure. [ 350.153401] name failslab, interval 1, probability 0, space 0, times 0 [ 350.164753] CPU: 0 PID: 28499 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 350.172043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 350.181422] Call Trace: [ 350.184041] dump_stack+0x1b9/0x294 [ 350.187700] ? dump_stack_print_info.cold.2+0x52/0x52 [ 350.193010] should_fail.cold.4+0xa/0x1a [ 350.197097] ? fault_create_debugfs_attr+0x1f0/0x1f0 2026/11/30 21:11:29 executing program 3: r0 = syz_open_dev$sndpcmc(&(0x7f0000000240)='/dev/snd/pcmC#D#c\x00', 0x0, 0x0) preadv(r0, &(0x7f0000000780)=[{&(0x7f0000000080)=""/2, 0x2}, {&(0x7f0000000280)=""/78, 0x4e}, {&(0x7f0000000300)=""/134, 0x86}, {&(0x7f00000003c0)=""/177, 0xb1}, {&(0x7f0000000500)=""/186, 0xba}, {&(0x7f00000005c0)=""/184, 0xb8}, {&(0x7f0000000680)=""/77, 0x4d}, {&(0x7f0000000700)=""/88, 0x58}], 0x8, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000004c0)={0x10}, 0xc, &(0x7f0000000180)={&(0x7f0000000340)=ANY=[]}, 0x1}, 0x0) r1 = mq_open(&(0x7f00000000c0)='/dev/snd/pcmC#D#c\x00', 0x0, 0x0, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0xbb6c}) preadv(0xffffffffffffffff, &(0x7f0000000000)=[{&(0x7f0000009f7c)=""/132, 0x84}, {&(0x7f0000012000)=""/252, 0xfc}, {&(0x7f0000012000)=""/155, 0x9b}, {&(0x7f00000001c0)=""/11, 0xb}, {&(0x7f0000000000)=""/102, 0xfffffffffffffef8}], 0x5, 0x0) ioctl(r1, 0xc260410d, &(0x7f0000000140)="8e16c7dc4ad1466f6d1563799f273321788e13c35730539996bb885f789bfba5caf22a2afde92b296912041953") [ 350.202225] ? __lock_acquire+0x7f5/0x5140 [ 350.206481] ? save_stack+0xa9/0xd0 [ 350.210129] ? graph_lock+0x170/0x170 [ 350.213959] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 350.219518] ? perf_swevent_event+0x158/0x2e0 [ 350.224037] ? find_held_lock+0x36/0x1c0 [ 350.228132] ? __lock_is_held+0xb5/0x140 [ 350.232234] ? check_same_owner+0x320/0x320 [ 350.236581] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.242138] ? rcu_note_context_switch+0x710/0x710 [ 350.247090] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 350.252653] __should_failslab+0x124/0x180 [ 350.256912] should_failslab+0x9/0x14 [ 350.260735] kmem_cache_alloc+0x2af/0x760 [ 350.264904] ? perf_tp_event+0x91f/0xc30 [ 350.269009] __d_alloc+0xc0/0xd30 [ 350.272483] ? __lock_acquire+0x7f5/0x5140 [ 350.276743] ? shrink_dcache_for_umount+0x290/0x290 [ 350.281794] ? perf_trace_run_bpf_submit+0x23f/0x370 [ 350.286918] ? perf_trace_run_bpf_submit+0x23f/0x370 [ 350.292036] ? perf_trace_run_bpf_submit+0x246/0x370 [ 350.297160] ? perf_tp_event+0xc30/0xc30 [ 350.301251] ? memset+0x31/0x40 [ 350.304549] d_alloc+0x8e/0x370 [ 350.307846] ? __d_alloc+0xd30/0xd30 [ 350.311583] ? zap_class+0x720/0x720 [ 350.315309] ? perf_trace_run_bpf_submit+0x246/0x370 [ 350.320436] d_alloc_parallel+0x152/0x1e80 [ 350.324686] ? graph_lock+0x170/0x170 [ 350.328514] ? memset+0x31/0x40 [ 350.331815] ? __d_lookup_rcu+0xa80/0xa80 [ 350.335976] ? print_usage_bug+0xc0/0xc0 [ 350.340053] ? find_held_lock+0x36/0x1c0 [ 350.344151] ? lock_downgrade+0x8e0/0x8e0 [ 350.348330] ? mark_held_locks+0xc9/0x160 [ 350.352502] ? __raw_spin_lock_init+0x1c/0x100 [ 350.357105] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 350.362137] ? __lockdep_init_map+0x105/0x590 [ 350.366653] ? __lockdep_init_map+0x105/0x590 [ 350.371168] ? lockdep_init_map+0x9/0x10 [ 350.375248] ? __init_waitqueue_head+0x96/0x140 [ 350.379931] ? init_wait_entry+0x1b0/0x1b0 [ 350.384178] ? d_alloc_parallel+0x1e80/0x1e80 [ 350.388694] ? lock_release+0xa10/0xa10 [ 350.392690] __lookup_slow+0x1e6/0x540 [ 350.396599] ? vfs_unlink+0x510/0x510 [ 350.400428] ? d_lookup+0x219/0x330 [ 350.404106] lookup_one_len+0x1c7/0x210 [ 350.408104] ? lookup_one_len_unlocked+0xf0/0xf0 [ 350.412880] ? down_write+0x87/0x120 [ 350.416608] ? start_creating+0xb1/0x200 [ 350.420684] ? down_read+0x1b0/0x1b0 [ 350.424414] ? mntput+0x74/0xa0 [ 350.427707] ? simple_pin_fs+0xa4/0x190 [ 350.431708] start_creating+0xc6/0x200 [ 350.435625] __debugfs_create_file+0x63/0x400 [ 350.440148] debugfs_create_file+0x57/0x70 [ 350.444409] bdi_register_va.part.10+0x365/0x9b0 [ 350.449180] ? cgwb_kill+0x630/0x630 [ 350.452911] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.458458] ? bdi_init+0x416/0x510 [ 350.462098] ? wb_init+0x9e0/0x9e0 [ 350.465664] ? bdi_alloc_node+0x67/0xe0 [ 350.469827] ? bdi_alloc_node+0x67/0xe0 [ 350.473813] ? rcu_read_lock_sched_held+0x108/0x120 [ 350.478839] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 350.484128] ? _raw_spin_unlock+0x22/0x30 [ 350.488301] bdi_register_va+0x68/0x80 [ 350.492209] super_setup_bdi_name+0x123/0x220 [ 350.496719] ? kill_block_super+0x100/0x100 [ 350.501056] ? kmem_cache_alloc_trace+0x616/0x780 [ 350.505904] ? match_wildcard+0x3c0/0x3c0 [ 350.510062] ? trace_hardirqs_on+0xd/0x10 [ 350.514204] fuse_fill_super+0xe6e/0x1e20 [ 350.518347] ? fuse_get_root_inode+0x190/0x190 [ 350.522918] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 350.527939] ? kasan_check_read+0x11/0x20 [ 350.532081] ? cap_capable+0x1f9/0x260 [ 350.535969] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.541490] ? security_capable+0x99/0xc0 [ 350.545631] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.551153] ? ns_capable_common+0x13f/0x170 [ 350.555548] ? get_anon_bdev+0x2f0/0x2f0 [ 350.559599] ? sget+0x113/0x150 [ 350.562867] ? fuse_get_root_inode+0x190/0x190 [ 350.567439] mount_nodev+0x6b/0x110 [ 350.571070] fuse_mount+0x2c/0x40 [ 350.574529] mount_fs+0xae/0x328 [ 350.577912] vfs_kern_mount.part.34+0xd4/0x4d0 [ 350.582481] ? may_umount+0xb0/0xb0 [ 350.586097] ? _raw_read_unlock+0x22/0x30 [ 350.590231] ? __get_fs_type+0x97/0xc0 [ 350.594109] do_mount+0x564/0x3070 [ 350.597635] ? do_raw_spin_unlock+0x9e/0x2e0 [ 350.602038] ? copy_mount_string+0x40/0x40 [ 350.606265] ? rcu_pm_notify+0xc0/0xc0 [ 350.610146] ? copy_mount_options+0x5f/0x380 [ 350.614538] ? rcu_read_lock_sched_held+0x108/0x120 [ 350.619550] ? kmem_cache_alloc_trace+0x616/0x780 [ 350.624401] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 350.629929] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 350.635450] ? copy_mount_options+0x285/0x380 [ 350.639939] ksys_mount+0x12d/0x140 [ 350.643558] __x64_sys_mount+0xbe/0x150 [ 350.647515] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 350.652522] do_syscall_64+0x1b1/0x800 [ 350.656401] ? syscall_return_slowpath+0x5c0/0x5c0 [ 350.661328] ? syscall_return_slowpath+0x30f/0x5c0 [ 350.666248] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 350.671604] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 350.676445] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 350.681628] RIP: 0033:0x455a09 [ 350.684801] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 350.692495] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 350.699751] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 350.707008] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 350.714264] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 350.721522] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:11:30 executing program 3: r0 = syz_open_dev$sndctrl(&(0x7f000000a000)='/dev/snd/controlC#\x00', 0x0, 0x0) r1 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000000)='/dev/uinput\x00', 0x80, 0x0) ioctl$GIO_UNISCRNMAP(r1, 0x4b69, &(0x7f0000001100)=""/4096) perf_event_open(&(0x7f0000001000)={0x0, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8ce, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000005000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$ax25(r1, &(0x7f0000000080)={0x3, {"34f4367f3d31c5"}, 0x4}, 0x10) write$binfmt_script(r1, &(0x7f0000000100)={'#! ', './file0', [{0x20, '/dev/uinput\x00'}, {0x20, '/dev/nullb0\x00'}, {0x20, 'em1'}, {0x20, 'proc!!^'}, {0x20, '/dev/snd/controlC#\x00'}, {0x20}, {0x20, 'em1@md5sum$vboxnet0lo'}], 0xa, "86da5fc9269f88b810dd529e420f502c14b0fc35920465abb1f488b8783936f4f39053e2"}, 0x80) openat$nullb(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/nullb0\x00', 0x800, 0x0) ioctl$TUNGETVNETHDRSZ(r1, 0x800454d7, &(0x7f0000000040)) ioctl$SNDRV_CTL_IOCTL_PVERSION(r0, 0xc1105511, &(0x7f0000001000)=""/250) 2026/11/30 21:11:30 executing program 4: r0 = socket(0x100000000000a, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$evdev(&(0x7f00000009c0)='/dev/input/event#\x00', 0xfffffffffffffffc, 0x0) ioctl$EVIOCSKEYCODE(r1, 0x80284504, &(0x7f0000000140)=[0x2fc]) ioctl$EVIOCGMTSLOTS(r1, 0x8040450a, &(0x7f0000000000)=""/100) 2026/11/30 21:11:30 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) fdatasync(r0) 2026/11/30 21:11:30 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/f]le0 ', 0x0, 0x0) 2026/11/30 21:11:30 executing program 5: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x101005, 0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f000082ef0a)=""/246) ioctl$EVIOCSCLOCKID(r0, 0x400445a0, &(0x7f0000000000)=0x7) ioctl$GIO_SCRNMAP(r0, 0x4b40, &(0x7f0000000180)=""/4096) pwritev(r0, &(0x7f0000f65000)=[{&(0x7f0000000140)="80fd060a743d", 0x6}], 0x1, 0x0) openat$urandom(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/urandom\x00', 0x4000, 0x0) socketpair(0x14, 0x2, 0x0, &(0x7f0000000080)) 2026/11/30 21:11:30 executing program 1: r0 = socket$inet6_sctp(0xa, 0x0, 0x84) setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x71, &(0x7f0000000000), 0x10) r1 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rtc0\x00', 0x200000, 0x0) socket$bt_bnep(0x1f, 0x3, 0x4) ioctl$SG_GET_PACK_ID(r1, 0x227c, &(0x7f0000000080)) 2026/11/30 21:11:30 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r3 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) sched_setattr(r0, &(0x7f0000000040)={0x30, 0x2, 0x1, 0x0, 0x2, 0x5, 0x6, 0x3}, 0x0) write$sndseq(r3, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r3, 0x3, 0x0, 0x5) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r1, r2) 2026/11/30 21:11:30 executing program 6 (fault-call:2 fault-nth:76): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) [ 351.369290] FAULT_INJECTION: forcing a failure. [ 351.369290] name failslab, interval 1, probability 0, space 0, times 0 [ 351.380664] CPU: 1 PID: 28554 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 351.387941] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 351.397299] Call Trace: [ 351.399897] dump_stack+0x1b9/0x294 [ 351.403540] ? dump_stack_print_info.cold.2+0x52/0x52 [ 351.408740] ? __lock_acquire+0x7f5/0x5140 [ 351.412999] should_fail.cold.4+0xa/0x1a [ 351.417076] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 351.422190] ? debug_check_no_locks_freed+0x310/0x310 [ 351.427390] ? kasan_check_write+0x14/0x20 [ 351.431638] ? graph_lock+0x170/0x170 [ 351.435445] ? find_held_lock+0x36/0x1c0 [ 351.439518] ? find_held_lock+0x36/0x1c0 [ 351.443595] ? __lock_is_held+0xb5/0x140 [ 351.447680] ? check_same_owner+0x320/0x320 [ 351.452016] ? graph_lock+0x170/0x170 [ 351.455825] ? rcu_note_context_switch+0x710/0x710 [ 351.460773] __should_failslab+0x124/0x180 [ 351.465026] should_failslab+0x9/0x14 [ 351.468838] kmem_cache_alloc+0x2af/0x760 [ 351.472995] ? find_held_lock+0x36/0x1c0 [ 351.477080] fuse_alloc_inode+0x96/0x4f0 [ 351.481151] ? fuse_dev_alloc+0x4e0/0x4e0 [ 351.485308] ? lock_downgrade+0x8e0/0x8e0 [ 351.489478] ? kasan_check_read+0x11/0x20 [ 351.493633] ? do_raw_spin_unlock+0x9e/0x2e0 [ 351.498051] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 351.502645] ? kasan_check_write+0x14/0x20 [ 351.506892] ? find_inode.isra.19+0xc3/0x1d0 [ 351.511307] ? fuse_dev_alloc+0x4e0/0x4e0 [ 351.515466] alloc_inode+0x63/0x190 2026/11/30 21:11:30 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0xfffffffffffffffe, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:11:30 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000280)="b4446675ffffc179ac7b3ea48f4ecfd938fc67af6465c05109c6725d51b77247fa9c7c5960f7f3", 0x27, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) getpeername(r0, &(0x7f0000000180)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @rand_addr}}}, &(0x7f0000000200)=0x80) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) [ 351.519109] iget5_locked+0x20e/0x570 [ 351.522917] ? fuse_inode_eq+0x80/0x80 [ 351.526813] ? fuse_init_file_inode+0x70/0x70 [ 351.531321] ? inode_lru_isolate+0x580/0x580 [ 351.535733] ? cgwb_kill+0x630/0x630 [ 351.539455] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.545002] ? print_usage_bug+0xc0/0xc0 [ 351.549076] fuse_iget+0x1cc/0x820 [ 351.552653] ? fuse_change_attributes+0x810/0x810 [ 351.557503] ? _raw_spin_unlock+0x22/0x30 [ 351.561666] fuse_get_root_inode+0x121/0x190 [ 351.566083] ? fuse_iget+0x820/0x820 2026/11/30 21:11:30 executing program 3: r0 = timerfd_create(0x0, 0x0) epoll_ctl$EPOLL_CTL_ADD(0xffffffffffffffff, 0x1, 0xffffffffffffffff, &(0x7f00001d9ff4)) fstat(r0, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) setregid(0x0, r1) r2 = syz_open_dev$dmmidi(&(0x7f0000000040)='/dev/dmmidi#\x00', 0x100000000, 0x8000) ioctl$RNDADDENTROPY(r2, 0x40085203, &(0x7f00000000c0)={0x6, 0xa2, "9fa7f8e4e3674ebb3c6cd05d8102fea77cdc436c6d7dc0182ee48c498c8fe201e62dfde35fc3ad105c79ea5134214888f15b08cad61f246657b8bf9b7ac16590de8f03c0118e15f31ac3e1d782c37357498a1635d1d507ccaee9eeff6428672b118b41873cc8c2f1ddc739b7053067812c1108d7116efc17ba2485b6ad747d37424960a09ebe593cf657f7c8e3c84e5be4d2f28487bb24cee3ce13bc89935ee31991"}) ioctl$TCSETSW(r2, 0x5403, &(0x7f0000000080)={0x1, 0xffff, 0x7ff, 0x800, 0x3, 0xffffffffffffff81, 0x46ae, 0xffffffffffffffff, 0x7, 0x80000001, 0x7, 0x8}) setfsgid(r1) syz_open_dev$adsp(&(0x7f0000000000)='/dev/adsp#\x00', 0xaacf3da, 0x0) [ 351.569810] ? _raw_spin_unlock_bh+0x30/0x40 [ 351.574227] ? bdi_set_max_ratio+0x112/0x150 [ 351.578647] fuse_fill_super+0x11e0/0x1e20 [ 351.582895] ? fuse_get_root_inode+0x190/0x190 [ 351.587484] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 351.592510] ? kasan_check_read+0x11/0x20 [ 351.596670] ? cap_capable+0x1f9/0x260 [ 351.600577] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.606120] ? security_capable+0x99/0xc0 [ 351.610282] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.615822] ? ns_capable_common+0x13f/0x170 2026/11/30 21:11:30 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x13, &(0x7f00000000c0)=0x100000001, 0x1d4) connect$inet6(r0, &(0x7f0000000080)={0xa}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r0, 0x6, 0x1f, &(0x7f0000000040)='tls\x00', 0x13a) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x0, 0x8031, 0xffffffffffffffff, 0x0) getsockopt$inet6_tcp_buf(r0, 0x11a, 0xfffbffffffffffff, &(0x7f0000001680)=""/4096, &(0x7f0000000180)=0x1000) 2026/11/30 21:11:30 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) syz_open_dev$audion(&(0x7f0000000180)='/dev/audio#\x00', 0x8, 0x44100) [ 351.620243] ? get_anon_bdev+0x2f0/0x2f0 [ 351.624305] ? sget+0x113/0x150 [ 351.627582] ? fuse_get_root_inode+0x190/0x190 [ 351.632162] mount_nodev+0x6b/0x110 [ 351.635797] fuse_mount+0x2c/0x40 [ 351.639257] mount_fs+0xae/0x328 [ 351.642640] vfs_kern_mount.part.34+0xd4/0x4d0 [ 351.647230] ? may_umount+0xb0/0xb0 [ 351.650865] ? _raw_read_unlock+0x22/0x30 [ 351.655022] ? __get_fs_type+0x97/0xc0 [ 351.658920] do_mount+0x564/0x3070 [ 351.662474] ? copy_mount_string+0x40/0x40 [ 351.666713] ? rcu_pm_notify+0xc0/0xc0 [ 351.670616] ? copy_mount_options+0x5f/0x380 [ 351.675030] ? rcu_read_lock_sched_held+0x108/0x120 [ 351.680054] ? kmem_cache_alloc_trace+0x616/0x780 [ 351.684911] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 351.690457] ? _copy_from_user+0xdf/0x150 [ 351.694621] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 351.700163] ? copy_mount_options+0x285/0x380 [ 351.704672] ksys_mount+0x12d/0x140 [ 351.708306] __x64_sys_mount+0xbe/0x150 [ 351.712283] ? trace_hardirqs_on_caller+0x421/0x5c0 2026/11/30 21:11:30 executing program 1: r0 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vcs\x00', 0x100, 0x0) getsockopt$bt_l2cap_L2CAP_CONNINFO(r0, 0x6, 0x2, &(0x7f0000000080), &(0x7f00000000c0)=0x6) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000480)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) openat$rtc(0xffffffffffffff9c, &(0x7f0000000100)='/dev/rtc0\x00', 0x0, 0x0) write(r1, &(0x7f0000000000)='-5', 0x2) [ 351.717307] do_syscall_64+0x1b1/0x800 [ 351.721198] ? finish_task_switch+0x1ca/0x840 [ 351.725697] ? syscall_return_slowpath+0x5c0/0x5c0 [ 351.730639] ? syscall_return_slowpath+0x30f/0x5c0 [ 351.735581] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 351.740954] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 351.745818] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 351.751007] RIP: 0033:0x455a09 [ 351.754195] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 351.761907] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 2026/11/30 21:11:30 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/fele0 ', 0x0, 0x0) 2026/11/30 21:11:30 executing program 7: r0 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vga_arbiter\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_SUBSCRIPTION(r0, 0xc0505350, &(0x7f00000001c0)={{0x6, 0x400}, {0xfffffffffffffff8, 0x1}, 0x3fe000, 0x4}) r1 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r1, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73}, 0xb) sendto$inet(r1, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r1, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r1, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r1, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:11:30 executing program 5: r0 = syz_open_dev$tun(&(0x7f0000000100)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000000)={"69dd0101e6fffeffffffffff0400005d", 0x103}) socket$inet_smc(0x2b, 0x1, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f0000000140)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000000000)={&(0x7f0000000200)=@newlink={0x28, 0x10, 0xc362e63b3f31ba5f, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x3}, [@IFLA_GROUP={0x8, 0x1b}]}, 0x28}, 0x1}, 0x0) r2 = dup3(r1, r0, 0x0) getsockopt$netrom_NETROM_N2(r2, 0x103, 0x3, &(0x7f0000000080)=0x2, &(0x7f00000000c0)=0x4) 2026/11/30 21:11:30 executing program 4: r0 = socket$kcm(0xa, 0x6, 0x0) pipe(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$netrom_NETROM_IDLE(r2, 0x103, 0x7, &(0x7f0000000100)=0x7fffffff, &(0x7f0000000140)=0x4) ioctl$TIOCGPGRP(r1, 0x540f, &(0x7f0000000000)=0x0) waitid(0x0, r3, &(0x7f0000000040), 0x8, 0x0) setsockopt$sock_attach_bpf(r0, 0x10d, 0xb, &(0x7f00000000c0), 0x69b) [ 351.769181] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 351.776449] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 351.783724] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 351.791317] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2026/11/30 21:11:30 executing program 3: r0 = signalfd4(0xffffffffffffffff, &(0x7f0000000040)={0x7fffffff}, 0x8, 0x0) readv(r0, &(0x7f0000000000)=[{&(0x7f0000000200)=""/162, 0xa2}], 0x62) timer_create(0x3, &(0x7f000004c000)={0x0, 0x15}, &(0x7f0000000080)) madvise(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x9) 2026/11/30 21:11:30 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00009e3ff6)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f00005befdc)) unshare(0x2000400) r1 = socket(0xa, 0x1, 0x0) syz_open_dev$dspn(&(0x7f0000000000)='/dev/dsp#\x00', 0xffffffffffffed71, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r2 = syz_open_pts(r0, 0x0) ioctl$TIOCSETD(r2, 0x5451, &(0x7f0000698000)) 2026/11/30 21:11:30 executing program 4: r0 = socket(0x2, 0x1, 0x6) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = syz_open_dev$binder(&(0x7f0000872936)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) ioctl$BINDER_SET_CONTEXT_MGR(r1, 0x40046207, 0x0) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000000000)={0x10, 0x0, &(0x7f0000005fd4)=[@acquire={0x40046305}, @acquire={0x400c630e}], 0x0, 0x0, &(0x7f0000000040)}) getsockopt$inet_mreqsrc(r0, 0x0, 0x2d, &(0x7f0000000040)={@dev, @empty, @remote}, &(0x7f00000001c0)=0xc) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f00000000c0)={0x18, 0x0, &(0x7f0000000100)=[@clear_death={0x400c630f}, @acquire={0x40046305, 0x4}], 0x0, 0x0, &(0x7f0000000040)}) r2 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000180)='/dev/sequencer\x00', 0x181080, 0x0) ioctl$VHOST_SET_LOG_BASE(r2, 0x4008af04, &(0x7f0000000140)=&(0x7f0000000080)) [ 352.029188] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 352.054640] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 352.119669] binder: 28613:28615 Acquire 1 refcount change on invalid ref 4 ret -22 [ 352.135987] binder: BINDER_SET_CONTEXT_MGR already set [ 352.141615] binder: 28613:28620 ioctl 40046207 0 returned -16 [ 352.149215] binder: 28613:28623 Acquire 1 refcount change on invalid ref 4 ret -22 [ 352.177586] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 352.179253] binder: undelivered death notification, 0000000000000000 [ 352.191819] binder: undelivered death notification, 0000000000000000 2026/11/30 21:11:31 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000080)={0x0, 0xd73, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffe}, 0xb) sendto$inet(r0, &(0x7f0000000000)="f2", 0x1, 0x0, &(0x7f00000000c0)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000140)='E', 0x1, 0x0, &(0x7f0000000240)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000100)=0x9, 0x4) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000040)=""/57, 0x39}], 0x1) 2026/11/30 21:11:31 executing program 6 (fault-call:2 fault-nth:77): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0, 0x0, 0x0, 0x0) umount2(&(0x7f00000000c0)='./file0\x00', 0x0) 2026/11/30 21:11:31 executing program 2: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) mknod(&(0x7f0000000000)='./file0/fZle0 ', 0x0, 0x0) 2026/11/30 21:11:31 executing program 4: r0 = syz_open_dev$dspn(&(0x7f0000000000)='/dev/dsp#\x00', 0x5, 0x20000) ioctl$SNDRV_SEQ_IOCTL_GET_NAMED_QUEUE(r0, 0xc08c5336, &(0x7f00000000c0)={0x7, 0x1, 0x1, 'queue0\x00', 0x7}) ioctl$sock_bt_hidp_HIDPCONNDEL(r0, 0x400448c9, &(0x7f0000000040)={{0x31, 0x80, 0x3, 0x0, 0x100, 0x9}, 0x18}) ioctl$sock_inet_SIOCGIFNETMASK(r0, 0x891b, &(0x7f0000000080)={'eql\x00', {0x2, 0x4e22, @broadcast=0xffffffff}}) r1 = socket(0x40000000015, 0x5, 0x0) ioctl$VT_DISALLOCATE(r0, 0x5608) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f00000001c0)={0x0, 0x0}, &(0x7f0000000200)=0x5) setresuid(r2, r2, r2) setuid(r2) 2026/11/30 21:11:31 executing program 1: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00000001c0)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0xfffffffffffffffe}, 0xc, &(0x7f00000000c0)={&(0x7f0000000680)={0x1c, 0x18, 0x10f, 0x0, 0x0, {0x1}, [@typed={0x8, 0x1, @fd}]}, 0x1c}, 0x1}, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000000)='/dev/audio\x00', 0x22002, 0x0) execveat(r1, &(0x7f0000000040)='./file0\x00', &(0x7f0000000100)=[&(0x7f0000000080)='\x00'], &(0x7f0000000340)=[&(0x7f0000000140)='.proc!wlan0\x00', &(0x7f0000000180)='-[,ð0system(vmnet0)\x00', &(0x7f0000000200)=':/\x00', &(0x7f0000000240)='\x00', &(0x7f0000000280)='/vmnet1$\x00', &(0x7f00000002c0)='ð1trusted%}bdevwlan0\'^\x00', &(0x7f0000000300)=',wlan1proc(md5sumvmnet0].^selinux\x00'], 0x400) 2026/11/30 21:11:31 executing program 0: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x3}, 0x0) pipe2(&(0x7f0000989000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r3 = userfaultfd(0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$DRM_IOCTL_AGP_ALLOC(r1, 0xc0206434, &(0x7f0000000040)={0xc721, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_AGP_ALLOC(r2, 0xc0206434, &(0x7f00000000c0)={0x5abd340b, r4, 0x0, 0x3}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r5 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) setsockopt$inet6_udp_encap(r1, 0x11, 0x64, &(0x7f0000000100)=0x1, 0x4) write$sndseq(r5, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) fallocate(r5, 0x3, 0x0, 0x5) creat(&(0x7f0000000000)='./file0\x00', 0x0) dup2(r1, r3) 2026/11/30 21:11:31 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sndseq(&(0x7f000087bff3)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f0000b0bf74)={0x0, 0x0, 0x0, 'queue0\x00'}) r1 = syz_open_dev$sndpcmp(&(0x7f0000000300)='/dev/snd/pcmC#D#p\x00', 0x0, 0x151000) setsockopt$llc_int(r1, 0x10c, 0xd, &(0x7f0000000340)=0x51, 0x4) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_TIMER(r0, 0x40605346, &(0x7f0000000100)={0x0, 0x0, {0x1, 0x0, 0x0, 0x0, 0x3577}}) timer_create(0x7, &(0x7f00000001c0)={0x0, 0x3b, 0x1, @thr={&(0x7f0000000040)="a16657313af731e77b7d9e570ba001c67719c6495d16f1221b0c76f9f3947a4fa5862b102c61c5b23de881494bf0680a1a78ab8680c4ad34e4cf077026eb284dad7ebd308b231dc4eb090a11b96af982ba8d55d5bd5039842122c39b367b7c7564d912358ad6aee14d2be5378d54c51298d5e6522e82c7548f3cbf85af82d83214115709eb6182b71910cf50db1bb7972b4e6db496a830b0", &(0x7f0000000180)="3288e65b0c60b3269aafe09cffc05f00535ce40365ef1856e83445265d8149cce4e3553b450d9ac8a2ed1c2a051287d893d10cf525553fa8a4b681"}}, &(0x7f0000000200)=0x0) clock_gettime(0x0, &(0x7f0000000240)={0x0, 0x0}) timer_settime(r2, 0x1, &(0x7f0000000280)={{r3, r4+30000000}, {0x0, 0x989680}}, &(0x7f00000002c0)) 2026/11/30 21:11:31 executing program 5: r0 = bpf$PROG_LOAD(0x5, &(0x7f00000002c0)={0x8, 0x3, &(0x7f0000000180)=@framed={{0x18}, [], {0x95}}, &(0x7f0000000080)='GPL\x00', 0x10000001, 0xb2, &(0x7f0000000200)=""/178}, 0x48) r1 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.net/syz0\x00', 0x200002, 0x0) r2 = socket$rds(0x15, 0x5, 0x0) ioctl$sock_FIOGETOWN(r2, 0x8903, &(0x7f0000000100)) bpf$BPF_PROG_ATTACH(0x8, &(0x7f00000000c0)={r1, r0, 0x0, 0x3}, 0x10) syz_open_dev$tun(&(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0xc00) ioctl$TUNGETIFF(r1, 0x800454d2, &(0x7f0000000040)) 2026/11/30 21:11:32 executing program 4: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000040)='net/rfcomm\x00') ioctl$KVM_S390_VCPU_FAULT(r0, 0x4008ae52, &(0x7f0000000200)=0x1ff) r1 = memfd_create(&(0x7f0000000300)="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", 0x2) r2 = socket(0x2, 0x1, 0x0) ioctl(r2, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") write(r1, &(0x7f0000000700)="1675871c5df2e2ef503ad0e41681af77644fc0212095593f0fece4b72123457f8aeb3898f5bdb8406ba159b29c69dbe19eb94f8a73946ca19831c9a261bb2acc9450a47e70e583cb789cf4f63a8438c73e61bfbd36c726ebbcff291319e4260b77f417c58ab621feb94fc44ab02a8733f2464d8e4b629a946e3c1a98c908df98bdb45930335b890157e3080b6340a16d90ba45bf8dd8858c51869a31b38d95d1e00d8c255858c155283956df25f72d33847cacbe772f52957922", 0xffffffffffffffb8) sendfile(r1, r1, &(0x7f0000001000), 0xffff) fcntl$addseals(r1, 0x409, 0x8) fremovexattr(r1, &(0x7f00000002c0)=@known='system.posix_acl_default\x00') clone(0x0, &(0x7f0000000080), &(0x7f0000000000), &(0x7f0000000140), &(0x7f0000000180)) getsockopt$inet_sctp_SCTP_GET_PEER_ADDR_INFO(r1, 0x84, 0xf, &(0x7f0000000080)={0x0, @in={{0x2, 0x1ff}}, 0x1ff, 0x6, 0x8001, 0x35ef5f37, 0x7fffffff}, &(0x7f0000000180)=0x98) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f00000004c0)={r3, @in={{0x2, 0x4e24, @dev={0xac, 0x14, 0x14, 0x12}}}, 0x8, 0x40, 0x8000, 0x5}, &(0x7f00000001c0)=0x98) accept$alg(r0, 0x0, 0x0) setsockopt$sock_void(r0, 0x1, 0x3f, 0x0, 0x0) [ 352.954013] FAULT_INJECTION: forcing a failure. [ 352.954013] name failslab, interval 1, probability 0, space 0, times 0 [ 352.965379] CPU: 0 PID: 28637 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 352.972680] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 352.982049] Call Trace: [ 352.984664] dump_stack+0x1b9/0x294 [ 352.988320] ? dump_stack_print_info.cold.2+0x52/0x52 [ 352.993533] ? __lock_acquire+0x7f5/0x5140 [ 352.997814] should_fail.cold.4+0xa/0x1a 2026/11/30 21:11:32 executing program 1: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00000001c0)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0xfffffffffffffffe}, 0xc, &(0x7f00000000c0)={&(0x7f0000000680)={0x1c, 0x18, 0x10f, 0x0, 0x0, {0x1}, [@typed={0x8, 0x1, @fd}]}, 0x1c}, 0x1}, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000000)='/dev/audio\x00', 0x22002, 0x0) execveat(r1, &(0x7f0000000040)='./file0\x00', &(0x7f0000000100)=[&(0x7f0000000080)='\x00'], &(0x7f0000000340)=[&(0x7f0000000140)='.proc!wlan0\x00', &(0x7f0000000180)='-[,ð0system(vmnet0)\x00', &(0x7f0000000200)=':/\x00', &(0x7f0000000240)='\x00', &(0x7f0000000280)='/vmnet1$\x00', &(0x7f00000002c0)='ð1trusted%}bdevwlan0\'^\x00', &(0x7f0000000300)=',wlan1proc(md5sumvmnet0].^selinux\x00'], 0x400) [ 353.001912] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 353.007055] ? perf_tp_event+0xc30/0xc30 [ 353.011146] ? graph_lock+0x170/0x170 [ 353.014973] ? find_held_lock+0x36/0x1c0 [ 353.019062] ? find_held_lock+0x36/0x1c0 [ 353.023153] ? __lock_is_held+0xb5/0x140 [ 353.027262] ? check_same_owner+0x320/0x320 [ 353.031603] ? graph_lock+0x170/0x170 [ 353.035434] ? rcu_note_context_switch+0x710/0x710 [ 353.040408] ? perf_trace_run_bpf_submit+0x23f/0x370 [ 353.045541] __should_failslab+0x124/0x180 [ 353.049805] should_failslab+0x9/0x14 [ 353.053631] kmem_cache_alloc+0x2af/0x760 [ 353.057806] ? find_held_lock+0x36/0x1c0 [ 353.061908] fuse_alloc_inode+0x96/0x4f0 [ 353.066001] ? fuse_dev_alloc+0x4e0/0x4e0 [ 353.070173] ? lock_downgrade+0x8e0/0x8e0 [ 353.074361] ? kasan_check_read+0x11/0x20 [ 353.078538] ? do_raw_spin_unlock+0x9e/0x2e0 [ 353.082970] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 353.087587] ? kasan_check_write+0x14/0x20 [ 353.091847] ? find_inode.isra.19+0xc3/0x1d0 [ 353.096273] ? fuse_dev_alloc+0x4e0/0x4e0 [ 353.100443] alloc_inode+0x63/0x190 2026/11/30 21:11:32 executing program 1: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00000001c0)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0xfffffffffffffffe}, 0xc, &(0x7f00000000c0)={&(0x7f0000000680)={0x1c, 0x18, 0x10f, 0x0, 0x0, {0x1}, [@typed={0x8, 0x1, @fd}]}, 0x1c}, 0x1}, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000000)='/dev/audio\x00', 0x22002, 0x0) execveat(r1, &(0x7f0000000040)='./file0\x00', &(0x7f0000000100)=[&(0x7f0000000080)='\x00'], &(0x7f0000000340)=[&(0x7f0000000140)='.proc!wlan0\x00', &(0x7f0000000180)='-[,ð0system(vmnet0)\x00', &(0x7f0000000200)=':/\x00', &(0x7f0000000240)='\x00', &(0x7f0000000280)='/vmnet1$\x00', &(0x7f00000002c0)='ð1trusted%}bdevwlan0\'^\x00', &(0x7f0000000300)=',wlan1proc(md5sumvmnet0].^selinux\x00'], 0x400) [ 353.104093] iget5_locked+0x20e/0x570 [ 353.107908] ? fuse_inode_eq+0x80/0x80 [ 353.111812] ? fuse_init_file_inode+0x70/0x70 [ 353.116330] ? inode_lru_isolate+0x580/0x580 [ 353.120752] ? cgwb_kill+0x630/0x630 [ 353.124487] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.130042] ? print_usage_bug+0xc0/0xc0 [ 353.134129] fuse_iget+0x1cc/0x820 [ 353.137699] ? fuse_change_attributes+0x810/0x810 [ 353.142555] ? _raw_spin_unlock+0x22/0x30 [ 353.146729] fuse_get_root_inode+0x121/0x190 [ 353.151152] ? fuse_iget+0x820/0x820 [ 353.154905] ? _raw_spin_unlock_bh+0x30/0x40 [ 353.159333] ? bdi_set_max_ratio+0x112/0x150 [ 353.163787] fuse_fill_super+0x11e0/0x1e20 [ 353.168055] ? fuse_get_root_inode+0x190/0x190 [ 353.172661] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 353.177700] ? kasan_check_read+0x11/0x20 [ 353.181868] ? cap_capable+0x1f9/0x260 [ 353.185776] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.191322] ? security_capable+0x99/0xc0 [ 353.195493] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.201045] ? ns_capable_common+0x13f/0x170 2026/11/30 21:11:32 executing program 4: gettid() socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e24, 0x5, @dev={0xfe, 0x80, [], 0x1b}, 0x7}, 0x1c) r1 = getpgrp(0xffffffffffffffff) r2 = syz_open_procfs(r1, &(0x7f0000000180)='attr/sockcreate\x00') ioctl$DRM_IOCTL_RES_CTX(r2, 0x401c5820, &(0x7f0000000280)={0x20000000000000e8, &(0x7f00000000c0)}) [ 353.205469] ? get_anon_bdev+0x2f0/0x2f0 [ 353.209538] ? sget+0x113/0x150 [ 353.212839] ? fuse_get_root_inode+0x190/0x190 [ 353.217440] mount_nodev+0x6b/0x110 [ 353.221086] fuse_mount+0x2c/0x40 [ 353.224557] mount_fs+0xae/0x328 [ 353.228032] vfs_kern_mount.part.34+0xd4/0x4d0 [ 353.232639] ? may_umount+0xb0/0xb0 [ 353.236278] ? _raw_read_unlock+0x22/0x30 [ 353.240439] ? __get_fs_type+0x97/0xc0 [ 353.244347] do_mount+0x564/0x3070 [ 353.247911] ? do_raw_spin_unlock+0x9e/0x2e0 [ 353.252348] ? copy_mount_string+0x40/0x40 [ 353.256608] ? rcu_pm_notify+0xc0/0xc0 [ 353.260526] ? copy_mount_options+0x5f/0x380 [ 353.264953] ? rcu_read_lock_sched_held+0x108/0x120 [ 353.269987] ? kmem_cache_alloc_trace+0x616/0x780 [ 353.274855] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 353.280424] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.285973] ? copy_mount_options+0x285/0x380 [ 353.290489] ksys_mount+0x12d/0x140 [ 353.294140] __x64_sys_mount+0xbe/0x150 [ 353.298128] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 353.303165] do_syscall_64+0x1b1/0x800 [ 353.307065] ? finish_task_switch+0x1ca/0x840 [ 353.311578] ? syscall_return_slowpath+0x5c0/0x5c0 [ 353.316525] ? syscall_return_slowpath+0x30f/0x5c0 [ 353.321480] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 353.326871] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 353.331741] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 353.336938] RIP: 0033:0x455a09 [ 353.340135] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 353.347860] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 353.355142] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 353.362427] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 353.369710] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 353.376990] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 [ 353.379509] ALSA: seq fatal error: cannot create timer (-19) [ 353.405635] ================================================================== [ 353.413035] BUG: KASAN: use-after-free in __lock_acquire+0x3888/0x5140 [ 353.419701] Read of size 8 at addr ffff8801d21cebc8 by task syz-executor6/28637 [ 353.427138] [ 353.428765] CPU: 0 PID: 28637 Comm: syz-executor6 Not tainted 4.17.0-rc7+ #73 [ 353.436029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 353.437246] ALSA: seq fatal error: cannot create timer (-19) [ 353.445372] Call Trace: [ 353.445395] dump_stack+0x1b9/0x294 [ 353.445412] ? dump_stack_print_info.cold.2+0x52/0x52 [ 353.445428] ? printk+0x9e/0xba [ 353.445441] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 353.445461] ? kasan_check_write+0x14/0x20 [ 353.474789] print_address_description+0x6c/0x20b [ 353.479632] ? __lock_acquire+0x3888/0x5140 [ 353.483955] kasan_report.cold.7+0x242/0x2fe [ 353.488368] __asan_report_load8_noabort+0x14/0x20 [ 353.493282] __lock_acquire+0x3888/0x5140 [ 353.497412] ? lock_downgrade+0x8e0/0x8e0 [ 353.501540] ? rcu_is_watching+0x85/0x140 [ 353.505674] ? debug_check_no_locks_freed+0x310/0x310 [ 353.510852] ? is_bpf_text_address+0xd7/0x170 [ 353.515324] ? kernel_text_address+0x79/0xf0 [ 353.519714] ? __unwind_start+0x166/0x330 [ 353.523842] ? __kernel_text_address+0xd/0x40 [ 353.528315] ? unwind_get_return_address+0x61/0xa0 [ 353.533223] ? __save_stack_trace+0x7e/0xd0 [ 353.537523] ? save_stack+0xa9/0xd0 [ 353.541128] ? save_stack+0x43/0xd0 [ 353.544753] ? __kasan_slab_free+0x11a/0x170 [ 353.549158] ? kasan_slab_free+0xe/0x10 [ 353.553113] ? kfree+0xd9/0x260 [ 353.556370] ? unregister_shrinker+0x216/0x3a0 [ 353.560928] ? deactivate_locked_super+0x70/0x100 [ 353.565749] ? mount_nodev+0xfa/0x110 [ 353.569537] ? fuse_mount+0x2c/0x40 [ 353.573150] ? mount_fs+0xae/0x328 [ 353.576671] ? vfs_kern_mount.part.34+0xd4/0x4d0 [ 353.581424] ? do_mount+0x564/0x3070 [ 353.585114] ? ksys_mount+0x12d/0x140 [ 353.588905] ? graph_lock+0x170/0x170 [ 353.592694] ? kasan_check_read+0x11/0x20 [ 353.596826] ? do_raw_spin_unlock+0x9e/0x2e0 [ 353.601219] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 353.605779] ? print_usage_bug+0xc0/0xc0 [ 353.609817] ? kasan_check_write+0x14/0x20 [ 353.614030] ? do_raw_spin_lock+0xc1/0x200 [ 353.618257] lock_acquire+0x1dc/0x520 [ 353.622040] ? fuse_kill_sb_anon+0x50/0xb0 [ 353.626266] ? lock_release+0xa10/0xa10 [ 353.630220] ? check_same_owner+0x320/0x320 [ 353.634527] ? quarantine_put+0xeb/0x190 [ 353.638568] ? rcu_note_context_switch+0x710/0x710 [ 353.643475] ? __might_sleep+0x95/0x190 [ 353.647440] down_write+0x87/0x120 [ 353.650964] ? fuse_kill_sb_anon+0x50/0xb0 [ 353.655176] ? down_read+0x1b0/0x1b0 [ 353.658869] ? perf_trace_mm_vmscan_writepage+0x750/0x750 [ 353.664395] fuse_kill_sb_anon+0x50/0xb0 [ 353.668443] deactivate_locked_super+0x97/0x100 [ 353.673092] ? fuse_get_root_inode+0x190/0x190 [ 353.677652] mount_nodev+0xfa/0x110 [ 353.681257] fuse_mount+0x2c/0x40 [ 353.684699] mount_fs+0xae/0x328 [ 353.688062] vfs_kern_mount.part.34+0xd4/0x4d0 [ 353.692624] ? may_umount+0xb0/0xb0 [ 353.696240] ? _raw_read_unlock+0x22/0x30 [ 353.700370] ? __get_fs_type+0x97/0xc0 [ 353.704237] do_mount+0x564/0x3070 [ 353.707758] ? do_raw_spin_unlock+0x9e/0x2e0 [ 353.712144] ? copy_mount_string+0x40/0x40 [ 353.716360] ? rcu_pm_notify+0xc0/0xc0 [ 353.720238] ? copy_mount_options+0x5f/0x380 [ 353.724635] ? rcu_read_lock_sched_held+0x108/0x120 [ 353.729627] ? kmem_cache_alloc_trace+0x616/0x780 [ 353.734453] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 353.739968] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 353.745485] ? copy_mount_options+0x285/0x380 [ 353.749962] ksys_mount+0x12d/0x140 [ 353.753571] __x64_sys_mount+0xbe/0x150 [ 353.757529] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 353.762534] do_syscall_64+0x1b1/0x800 [ 353.766411] ? finish_task_switch+0x1ca/0x840 [ 353.770888] ? syscall_return_slowpath+0x5c0/0x5c0 [ 353.775801] ? syscall_return_slowpath+0x30f/0x5c0 [ 353.780725] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 353.786070] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 353.790893] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 353.796065] RIP: 0033:0x455a09 [ 353.799233] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 353.806919] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 353.814167] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 353.821414] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 353.828660] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 353.835912] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 [ 353.843164] [ 353.844768] Allocated by task 28637: [ 353.848469] save_stack+0x43/0xd0 [ 353.851908] kasan_kmalloc+0xc4/0xe0 [ 353.855601] kmem_cache_alloc_trace+0x152/0x780 [ 353.860248] fuse_fill_super+0xc92/0x1e20 [ 353.864374] mount_nodev+0x6b/0x110 [ 353.867980] fuse_mount+0x2c/0x40 [ 353.871412] mount_fs+0xae/0x328 [ 353.874760] vfs_kern_mount.part.34+0xd4/0x4d0 [ 353.879321] do_mount+0x564/0x3070 [ 353.882847] ksys_mount+0x12d/0x140 [ 353.886464] __x64_sys_mount+0xbe/0x150 [ 353.890430] do_syscall_64+0x1b1/0x800 [ 353.894296] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 353.899459] [ 353.901065] Freed by task 28674: [ 353.904409] save_stack+0x43/0xd0 [ 353.907839] __kasan_slab_free+0x11a/0x170 [ 353.912060] kasan_slab_free+0xe/0x10 [ 353.915837] kfree+0xd9/0x260 [ 353.918930] rcu_process_callbacks+0xa69/0x15f0 [ 353.923586] __do_softirq+0x2e0/0xaf5 [ 353.927357] [ 353.928962] The buggy address belongs to the object at ffff8801d21ce900 [ 353.928962] which belongs to the cache kmalloc-1024 of size 1024 [ 353.941769] The buggy address is located 712 bytes inside of [ 353.941769] 1024-byte region [ffff8801d21ce900, ffff8801d21ced00) [ 353.953703] The buggy address belongs to the page: [ 353.958610] page:ffffea0007487380 count:1 mapcount:0 mapping:ffff8801d21ce000 index:0xffff8801d21cf680 compound_mapcount: 0 [ 353.969858] flags: 0x2fffc0000008100(slab|head) [ 353.974508] raw: 02fffc0000008100 ffff8801d21ce000 ffff8801d21cf680 0000000100000006 [ 353.982375] raw: ffffea00071c2ba0 ffffea0006ab37a0 ffff8801da800ac0 0000000000000000 [ 353.990237] page dumped because: kasan: bad access detected [ 353.995922] [ 353.997524] Memory state around the buggy address: [ 354.002432] ffff8801d21cea80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 354.009768] ffff8801d21ceb00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 354.017107] >ffff8801d21ceb80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 354.024443] ^ [ 354.030140] ffff8801d21cec00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 354.037476] ffff8801d21cec80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 354.044808] ================================================================== [ 354.052139] Disabling lock debugging due to kernel taint [ 354.057562] Kernel panic - not syncing: panic_on_warn set ... [ 354.057562] [ 354.064909] CPU: 0 PID: 28637 Comm: syz-executor6 Tainted: G B 4.17.0-rc7+ #73 [ 354.073547] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 354.083446] Call Trace: [ 354.086018] dump_stack+0x1b9/0x294 [ 354.089630] ? dump_stack_print_info.cold.2+0x52/0x52 [ 354.094801] ? lock_downgrade+0x8e0/0x8e0 [ 354.098932] ? vprintk_default+0x28/0x30 [ 354.102976] ? __lock_acquire+0x3870/0x5140 [ 354.107278] panic+0x22f/0x4de [ 354.110451] ? add_taint.cold.5+0x16/0x16 [ 354.114578] ? add_taint.cold.5+0x5/0x16 [ 354.118627] ? do_raw_spin_unlock+0x9e/0x2e0 [ 354.123014] ? __lock_acquire+0x3888/0x5140 [ 354.127326] kasan_end_report+0x47/0x4f [ 354.131280] kasan_report.cold.7+0x76/0x2fe [ 354.135586] __asan_report_load8_noabort+0x14/0x20 [ 354.140497] __lock_acquire+0x3888/0x5140 [ 354.144625] ? lock_downgrade+0x8e0/0x8e0 [ 354.148754] ? rcu_is_watching+0x85/0x140 [ 354.152881] ? debug_check_no_locks_freed+0x310/0x310 [ 354.158054] ? is_bpf_text_address+0xd7/0x170 [ 354.162538] ? kernel_text_address+0x79/0xf0 [ 354.166931] ? __unwind_start+0x166/0x330 [ 354.171061] ? __kernel_text_address+0xd/0x40 [ 354.175534] ? unwind_get_return_address+0x61/0xa0 [ 354.180440] ? __save_stack_trace+0x7e/0xd0 [ 354.184738] ? save_stack+0xa9/0xd0 [ 354.188342] ? save_stack+0x43/0xd0 [ 354.191954] ? __kasan_slab_free+0x11a/0x170 [ 354.196338] ? kasan_slab_free+0xe/0x10 [ 354.200293] ? kfree+0xd9/0x260 [ 354.203557] ? unregister_shrinker+0x216/0x3a0 [ 354.208114] ? deactivate_locked_super+0x70/0x100 [ 354.212931] ? mount_nodev+0xfa/0x110 [ 354.216707] ? fuse_mount+0x2c/0x40 [ 354.220316] ? mount_fs+0xae/0x328 [ 354.223831] ? vfs_kern_mount.part.34+0xd4/0x4d0 [ 354.228560] ? do_mount+0x564/0x3070 [ 354.232247] ? ksys_mount+0x12d/0x140 [ 354.236026] ? graph_lock+0x170/0x170 [ 354.239809] ? kasan_check_read+0x11/0x20 [ 354.243932] ? do_raw_spin_unlock+0x9e/0x2e0 [ 354.248316] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 354.252873] ? print_usage_bug+0xc0/0xc0 [ 354.256910] ? kasan_check_write+0x14/0x20 [ 354.261122] ? do_raw_spin_lock+0xc1/0x200 [ 354.265341] lock_acquire+0x1dc/0x520 [ 354.269118] ? fuse_kill_sb_anon+0x50/0xb0 [ 354.273337] ? lock_release+0xa10/0xa10 [ 354.277288] ? check_same_owner+0x320/0x320 [ 354.281589] ? quarantine_put+0xeb/0x190 [ 354.285628] ? rcu_note_context_switch+0x710/0x710 [ 354.290535] ? __might_sleep+0x95/0x190 [ 354.294487] down_write+0x87/0x120 [ 354.298002] ? fuse_kill_sb_anon+0x50/0xb0 [ 354.302222] ? down_read+0x1b0/0x1b0 [ 354.305910] ? perf_trace_mm_vmscan_writepage+0x750/0x750 [ 354.311421] fuse_kill_sb_anon+0x50/0xb0 [ 354.315460] deactivate_locked_super+0x97/0x100 [ 354.320105] ? fuse_get_root_inode+0x190/0x190 [ 354.324670] mount_nodev+0xfa/0x110 [ 354.328272] fuse_mount+0x2c/0x40 [ 354.331704] mount_fs+0xae/0x328 [ 354.335055] vfs_kern_mount.part.34+0xd4/0x4d0 [ 354.339623] ? may_umount+0xb0/0xb0 [ 354.343228] ? _raw_read_unlock+0x22/0x30 [ 354.347349] ? __get_fs_type+0x97/0xc0 [ 354.351212] do_mount+0x564/0x3070 [ 354.354728] ? do_raw_spin_unlock+0x9e/0x2e0 [ 354.359111] ? copy_mount_string+0x40/0x40 [ 354.363319] ? rcu_pm_notify+0xc0/0xc0 [ 354.367187] ? copy_mount_options+0x5f/0x380 [ 354.371573] ? rcu_read_lock_sched_held+0x108/0x120 [ 354.376569] ? kmem_cache_alloc_trace+0x616/0x780 [ 354.381401] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 354.386915] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 354.392428] ? copy_mount_options+0x285/0x380 [ 354.396898] ksys_mount+0x12d/0x140 [ 354.400500] __x64_sys_mount+0xbe/0x150 [ 354.404449] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 354.409444] do_syscall_64+0x1b1/0x800 [ 354.413309] ? finish_task_switch+0x1ca/0x840 [ 354.417779] ? syscall_return_slowpath+0x5c0/0x5c0 [ 354.422688] ? syscall_return_slowpath+0x30f/0x5c0 [ 354.427599] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 354.432937] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 354.437755] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 354.442917] RIP: 0033:0x455a09 [ 354.446079] RSP: 002b:00007f8920a8a808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 354.453760] RAX: ffffffffffffffda RBX: 0000000000000015 RCX: 0000000000455a09 [ 354.461004] RDX: 00000000004c2279 RSI: 0000000020000000 RDI: 00000000004de485 [ 354.468247] RBP: 0000000000000002 R08: 00007f8920a8a820 R09: 0000000000000000 [ 354.475490] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 354.482735] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 [ 354.490453] Dumping ftrace buffer: [ 354.493968] (ftrace buffer empty) [ 354.497653] Kernel Offset: disabled [ 354.501255] Rebooting in 86400 seconds..