k: -22 [ 375.925917] Call Trace: [ 375.925943] dump_stack+0x172/0x1f0 [ 375.925967] sysfs_warn_dup.cold+0x1c/0x31 [ 375.925985] sysfs_create_dir_ns+0x237/0x290 [ 375.926003] ? sysfs_create_mount_point+0xa0/0xa0 08:49:06 executing program 4: perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1fb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(0xffffffffffffffff, 0x84, 0x4, &(0x7f0000000140), &(0x7f0000000280)=0x4) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000380)=ANY=[@ANYBLOB="b702000003000000bfa30000000000000703000000feffff7a0af0fff8ffffff79a4f0ff00000000b7060000ffffffff2d6405000000000065040400010000000404000001007d60b7030000000000006a0a00fe00000000850000000d000000b7000000000000009500000000000000"], &(0x7f0000000340)='syzkaller\x00'}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000080)={r0, 0x18000000000002a0, 0x22, 0x0, &(0x7f0000000100)="b9010e0000000000009e40f008001fffffe100004000630477fbac141414e9a33fa1", 0x0, 0x100, 0x6000000000000000}, 0x28) r1 = creat(&(0x7f0000000040)='./file0\x00', 0x243) ioctl$TCGETS2(r1, 0x802c542a, &(0x7f00000000c0)) r2 = creat(0x0, 0x0) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x46000) io_setup(0x2344, 0x0) io_submit(0x0, 0x732, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x0, 0x80000000000000, 0x1, 0x0, r2, &(0x7f0000000000), 0x377140be6b5ef4c7}]) r3 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r3, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000400)=@ipv4_newrule={0x20, 0x20, 0xf29}, 0x20}}, 0x0) syz_open_dev$media(&(0x7f0000000400)='/dev/media#\x00', 0x8, 0xc502) r4 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r4, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000400)=@ipv4_newrule={0x20, 0x20, 0xf29}, 0x20}}, 0x0) r5 = socket$can_raw(0x1d, 0x3, 0x1) r6 = socket$xdp(0x2c, 0x3, 0x0) dup2(r5, r6) socket$can_raw(0x1d, 0x3, 0x1) perf_event_open$cgroup(&(0x7f00000002c0)={0x0, 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={0x0}}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) socket$can_raw(0x1d, 0x3, 0x1) socket$xdp(0x2c, 0x3, 0x0) [ 375.951650] kobject_add_internal.cold+0xe5/0x5d1 [ 375.956508] kobject_init_and_add+0x101/0x160 [ 375.961016] ? kobject_add_internal+0x380/0x380 [ 375.965691] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 375.965712] ? vsnprintf+0x32a/0x19a0 [ 375.965737] gfs2_sys_fs_add+0x1aa/0x470 [ 375.965756] ? recover_store+0x160/0x160 [ 375.983178] ? snprintf+0xbb/0xf0 [ 375.986648] ? vscnprintf+0x60/0x80 [ 375.990288] ? set_blocksize+0x2bf/0x340 [ 375.994357] ? memcpy+0x46/0x50 [ 375.994380] fill_super+0x12f5/0x25c0 [ 375.994407] ? gfs2_online_uevent+0x1f0/0x1f0 [ 375.994423] ? snprintf+0xbb/0xf0 [ 376.001495] ? vsprintf+0x40/0x40 [ 376.001515] ? wait_for_completion+0x440/0x440 [ 376.001536] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 376.001552] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 376.001565] ? set_blocksize+0x2bf/0x340 [ 376.001580] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.001595] gfs2_mount+0x504/0x5de [ 376.040760] ? fill_super+0x25c0/0x25c0 [ 376.044748] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.050291] mount_fs+0xa8/0x31f [ 376.053651] vfs_kern_mount.part.0+0x6f/0x410 [ 376.058138] do_mount+0x53e/0x2bc0 [ 376.061672] ? copy_mount_string+0x40/0x40 [ 376.065893] ? _copy_from_user+0xdd/0x150 [ 376.070039] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.075706] ? copy_mount_options+0x280/0x3a0 [ 376.080192] ksys_mount+0xdb/0x150 [ 376.083723] __x64_sys_mount+0xbe/0x150 [ 376.087688] do_syscall_64+0xfd/0x620 [ 376.091481] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 376.096656] RIP: 0033:0x45c47a [ 376.099837] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 376.118724] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 376.126425] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 376.133680] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 376.140934] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 376.148188] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 376.155445] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 376.185693] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 376.188541] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 376.204147] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:49:07 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 376.254075] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" 08:49:07 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x0, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', &(0x7f0000000180)=ANY=[@ANYBLOB="0f0400ffffff0000008d000000000000183c07893c005b508a651246b2d4bc310a68afb32a01803fc10cb5ba371d033eb7004bc280254818e86615d9b5e41ef147cb6a"]}) dup2(r0, r1) 08:49:07 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 376.336932] gfs2: fsid=_dev_uinput: Now mounting FS... [ 376.396180] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 376.416361] CPU: 0 PID: 14328 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 376.423322] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 376.432683] Call Trace: [ 376.435282] dump_stack+0x172/0x1f0 [ 376.438922] sysfs_warn_dup.cold+0x1c/0x31 [ 376.443172] sysfs_create_dir_ns+0x237/0x290 [ 376.447603] ? sysfs_create_mount_point+0xa0/0xa0 [ 376.449955] gfs2: not a GFS2 filesystem [ 376.452468] kobject_add_internal.cold+0xe5/0x5d1 [ 376.452487] kobject_init_and_add+0x101/0x160 [ 376.452503] ? kobject_add_internal+0x380/0x380 [ 376.468519] gfs2: fsid=_dev_uinput: can't read superblock [ 376.470444] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 376.470458] ? vsnprintf+0x32a/0x19a0 [ 376.470483] gfs2_sys_fs_add+0x1aa/0x470 [ 376.470498] ? recover_store+0x160/0x160 [ 376.493405] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 376.493460] ? snprintf+0xbb/0xf0 [ 376.493478] ? vscnprintf+0x60/0x80 [ 376.507028] ? set_blocksize+0x2bf/0x340 [ 376.511119] ? memcpy+0x46/0x50 [ 376.514412] fill_super+0x12f5/0x25c0 [ 376.515302] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 376.518223] ? gfs2_online_uevent+0x1f0/0x1f0 [ 376.518239] ? snprintf+0xbb/0xf0 [ 376.532121] ? vsprintf+0x40/0x40 [ 376.535586] ? wait_for_completion+0x440/0x440 [ 376.540170] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 376.545278] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 376.550294] ? set_blocksize+0x2bf/0x340 [ 376.554359] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.559898] gfs2_mount+0x504/0x5de [ 376.563529] ? fill_super+0x25c0/0x25c0 [ 376.567526] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.573074] mount_fs+0xa8/0x31f [ 376.576447] vfs_kern_mount.part.0+0x6f/0x410 [ 376.580948] do_mount+0x53e/0x2bc0 [ 376.584494] ? copy_mount_string+0x40/0x40 [ 376.588731] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 376.594267] ? copy_mount_options+0x280/0x3a0 [ 376.598762] ksys_mount+0xdb/0x150 [ 376.602306] __x64_sys_mount+0xbe/0x150 [ 376.606284] do_syscall_64+0xfd/0x620 [ 376.610096] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 376.615367] RIP: 0033:0x45c47a [ 376.618559] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 376.637456] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 376.645181] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 376.652451] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 376.659715] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 376.666980] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 376.674244] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff 08:49:07 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x7a00000000000000, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 376.762333] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 376.781678] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 376.799924] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. 08:49:07 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x0, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', &(0x7f0000000180)=ANY=[@ANYBLOB="0f0400ffffff0000008d000000000000183c07893c005b508a651246b2d4bc310a68afb32a01803fc10cb5ba371d033eb7004bc280254818e86615d9b5e41ef147cb6a"]}) dup2(r0, r1) 08:49:07 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 376.813309] validate_nla: 5 callbacks suppressed [ 376.813336] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 376.835348] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 376.899458] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 376.921558] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 376.955270] gfs2: fsid=_dev_uinput: Now mounting FS... [ 376.986358] gfs2: not a GFS2 filesystem [ 377.002476] gfs2: fsid=_dev_uinput: can't read superblock [ 377.011106] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 377.017262] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 377.064137] CPU: 1 PID: 14357 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 377.071112] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 377.080482] Call Trace: [ 377.083090] dump_stack+0x172/0x1f0 [ 377.086734] sysfs_warn_dup.cold+0x1c/0x31 [ 377.090987] sysfs_create_dir_ns+0x237/0x290 [ 377.095750] ? sysfs_create_mount_point+0xa0/0xa0 [ 377.095784] kobject_add_internal.cold+0xe5/0x5d1 [ 377.095806] kobject_init_and_add+0x101/0x160 [ 377.095821] ? kobject_add_internal+0x380/0x380 [ 377.105494] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 377.114617] ? vsnprintf+0x32a/0x19a0 [ 377.114640] gfs2_sys_fs_add+0x1aa/0x470 [ 377.114654] ? recover_store+0x160/0x160 [ 377.114683] ? snprintf+0xbb/0xf0 [ 377.114697] ? vscnprintf+0x60/0x80 [ 377.114715] ? set_blocksize+0x2bf/0x340 [ 377.114733] ? memcpy+0x46/0x50 [ 377.114752] fill_super+0x12f5/0x25c0 [ 377.114775] ? gfs2_online_uevent+0x1f0/0x1f0 [ 377.114789] ? snprintf+0xbb/0xf0 [ 377.114800] ? vsprintf+0x40/0x40 [ 377.114818] ? wait_for_completion+0x440/0x440 [ 377.114829] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 377.114841] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 377.114851] ? set_blocksize+0x2bf/0x340 [ 377.114866] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.114880] gfs2_mount+0x504/0x5de [ 377.114894] ? fill_super+0x25c0/0x25c0 [ 377.114935] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.114953] mount_fs+0xa8/0x31f [ 377.114972] vfs_kern_mount.part.0+0x6f/0x410 [ 377.128349] do_mount+0x53e/0x2bc0 [ 377.128374] ? copy_mount_string+0x40/0x40 [ 377.128393] ? _copy_from_user+0xdd/0x150 [ 377.128411] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.136021] ? copy_mount_options+0x280/0x3a0 [ 377.136044] ksys_mount+0xdb/0x150 [ 377.136064] __x64_sys_mount+0xbe/0x150 [ 377.136084] do_syscall_64+0xfd/0x620 [ 377.136110] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 377.143786] RIP: 0033:0x45c47a [ 377.143800] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 08:49:08 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 377.143806] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 377.143821] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 377.143829] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 377.143836] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 377.143845] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 377.143854] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff 08:49:08 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 377.208669] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 377.263271] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 377.294832] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 377.294852] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:49:08 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x0, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', &(0x7f0000000180)=ANY=[@ANYBLOB="0f0400ffffff0000008d000000000000183c07893c005b508a651246b2d4bc310a68afb32a01803fc10cb5ba371d033eb7004bc280254818e86615d9b5e41ef147cb6a"]}) dup2(r0, r1) 08:49:08 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x8100000000000000, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 377.494017] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 377.527672] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=27951 sclass=netlink_route_socket pig=14316 comm=syz-executor.4 [ 377.546687] gfs2: fsid=_dev_uinput: Now mounting FS... [ 377.558280] gfs2: not a GFS2 filesystem [ 377.572838] gfs2: fsid=_dev_uinput: can't read superblock [ 377.593236] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:49:08 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 377.622436] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 377.681671] CPU: 0 PID: 14371 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 377.688648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 377.698010] Call Trace: [ 377.700619] dump_stack+0x172/0x1f0 [ 377.704264] sysfs_warn_dup.cold+0x1c/0x31 [ 377.708516] sysfs_create_dir_ns+0x237/0x290 [ 377.712943] ? sysfs_create_mount_point+0xa0/0xa0 [ 377.717817] kobject_add_internal.cold+0xe5/0x5d1 [ 377.722680] kobject_init_and_add+0x101/0x160 [ 377.722695] ? kobject_add_internal+0x380/0x380 [ 377.722713] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 377.722729] ? vsnprintf+0x32a/0x19a0 [ 377.731768] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 377.731905] gfs2_sys_fs_add+0x1aa/0x470 [ 377.731921] ? recover_store+0x160/0x160 [ 377.741252] ? snprintf+0xbb/0xf0 [ 377.741264] ? vscnprintf+0x60/0x80 [ 377.741281] ? set_blocksize+0x2bf/0x340 [ 377.741303] ? memcpy+0x46/0x50 [ 377.752791] fill_super+0x12f5/0x25c0 [ 377.752816] ? gfs2_online_uevent+0x1f0/0x1f0 [ 377.752831] ? snprintf+0xbb/0xf0 [ 377.767967] ? vsprintf+0x40/0x40 [ 377.767985] ? wait_for_completion+0x440/0x440 [ 377.768002] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 377.779535] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 377.790973] ? set_blocksize+0x2bf/0x340 [ 377.790993] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.791013] gfs2_mount+0x504/0x5de [ 377.791030] ? fill_super+0x25c0/0x25c0 [ 377.791071] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.801149] mount_fs+0xa8/0x31f [ 377.801174] vfs_kern_mount.part.0+0x6f/0x410 [ 377.801195] do_mount+0x53e/0x2bc0 [ 377.801220] ? copy_mount_string+0x40/0x40 [ 377.821994] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 377.823902] ? _copy_from_user+0xdd/0x150 [ 377.823925] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 377.823941] ? copy_mount_options+0x280/0x3a0 [ 377.823960] ksys_mount+0xdb/0x150 [ 377.863710] __x64_sys_mount+0xbe/0x150 [ 377.867699] do_syscall_64+0xfd/0x620 [ 377.871530] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 377.876730] RIP: 0033:0x45c47a [ 377.879930] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 377.898839] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 377.906559] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 377.913837] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 377.921116] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 08:49:08 executing program 4: open(&(0x7f00000000c0)='./file0\x00', 0x40c2, 0x0) r0 = socket$inet(0x2, 0x80a, 0x0) r1 = socket$inet(0x2, 0x80a, 0x0) r2 = fcntl$dupfd(r1, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) mount$9p_fd(0x0, &(0x7f0000000380)='./file0\x00', &(0x7f0000000140)='9p\x00', 0x0, &(0x7f0000000280)={'trans=fd,', {'rfdno', 0x3d, r3}, 0x2c, {'wfdno', 0x3d, r4}, 0x2c, {[{@dfltuid={'dfltuid'}}, {@aname={'aname', 0x3d, '9p\x00'}}]}}) 08:49:08 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:08 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x0) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', &(0x7f0000000180)=ANY=[@ANYBLOB="0f0400ffffff0000008d000000000000183c07893c005b508a651246b2d4bc310a68afb32a01803fc10cb5ba371d033eb7004bc280254818e86615d9b5e41ef147cb6a"]}) dup2(r0, r1) [ 377.928397] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 377.935678] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 377.954563] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. 08:49:08 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:09 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x88a8ffff00000000, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 378.026548] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 378.042528] audit: type=1800 audit(1569833349.013:123): pid=14395 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed(directio) comm="syz-executor.4" name="file0" dev="sda1" ino=17122 res=0 [ 378.048965] syz-executor.4 uses obsolete (PF_INET,SOCK_PACKET) [ 378.109537] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 378.135153] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 378.144532] gfs2: fsid=_dev_uinput: Now mounting FS... [ 378.157589] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 378.166447] gfs2: not a GFS2 filesystem [ 378.201392] CPU: 0 PID: 14371 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 378.205074] gfs2: fsid=_dev_uinput: can't read superblock [ 378.208354] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 378.208360] Call Trace: [ 378.208385] dump_stack+0x172/0x1f0 [ 378.208410] sysfs_warn_dup.cold+0x1c/0x31 [ 378.233732] sysfs_create_dir_ns+0x237/0x290 [ 378.238163] ? sysfs_create_mount_point+0xa0/0xa0 [ 378.243386] kobject_add_internal.cold+0xe5/0x5d1 [ 378.248247] kobject_init_and_add+0x101/0x160 [ 378.251172] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 378.252750] ? kobject_add_internal+0x380/0x380 [ 378.252772] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 378.252786] ? vsnprintf+0x32a/0x19a0 [ 378.252808] gfs2_sys_fs_add+0x1aa/0x470 [ 378.276789] ? recover_store+0x160/0x160 [ 378.279135] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 378.280862] ? snprintf+0xbb/0xf0 [ 378.280877] ? vscnprintf+0x60/0x80 [ 378.280899] ? set_blocksize+0x2bf/0x340 [ 378.280919] ? memcpy+0x46/0x50 [ 378.280941] fill_super+0x12f5/0x25c0 [ 378.305604] ? gfs2_online_uevent+0x1f0/0x1f0 [ 378.312552] ? snprintf+0xbb/0xf0 [ 378.316019] ? vsprintf+0x40/0x40 [ 378.319483] ? wait_for_completion+0x440/0x440 [ 378.324070] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 378.329179] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 378.334200] ? set_blocksize+0x2bf/0x340 [ 378.338282] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.343835] gfs2_mount+0x504/0x5de [ 378.347474] ? fill_super+0x25c0/0x25c0 [ 378.351490] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.357039] mount_fs+0xa8/0x31f [ 378.360420] vfs_kern_mount.part.0+0x6f/0x410 [ 378.364934] do_mount+0x53e/0x2bc0 [ 378.368484] ? copy_mount_string+0x40/0x40 [ 378.372729] ? copy_mount_options+0x1fb/0x3a0 [ 378.377234] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.377251] ? copy_mount_options+0x280/0x3a0 [ 378.377272] ksys_mount+0xdb/0x150 [ 378.377289] __x64_sys_mount+0xbe/0x150 [ 378.394794] do_syscall_64+0xfd/0x620 08:49:09 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x0) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', &(0x7f0000000180)=ANY=[@ANYBLOB="0f0400ffffff0000008d000000000000183c07893c005b508a651246b2d4bc310a68afb32a01803fc10cb5ba371d033eb7004bc280254818e86615d9b5e41ef147cb6a"]}) dup2(r0, r1) [ 378.398603] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 378.398617] RIP: 0033:0x45c47a [ 378.407001] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 378.425908] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 378.425925] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 378.425934] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 378.425943] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 378.425952] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 378.425960] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 378.473028] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 378.488240] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 378.496525] netlink: 'syz-executor.2': attribute type 17 has an invalid length. 08:49:09 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:09 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:09 executing program 4: r0 = creat(&(0x7f0000000040)='./bus\x00', 0x0) r1 = open(&(0x7f0000000780)='./bus\x00', 0x14103e, 0x0) ftruncate(r0, 0x200003) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffffe, 0x4002011, r1, 0x0) pipe(&(0x7f0000000300)={0xffffffffffffffff, 0xffffffffffffffff}) write(r3, &(0x7f0000000340), 0x100000488) r4 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) pwritev(r4, &(0x7f0000001380)=[{&(0x7f0000003040)="02", 0x1}], 0x1, 0x0) perf_event_open(&(0x7f000001d000)={0x0, 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_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) vmsplice(r2, &(0x7f0000000000)=[{&(0x7f0000000500), 0x3528a9c0}], 0x1, 0x0) [ 378.611100] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 378.646668] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 378.681462] gfs2: fsid=_dev_uinput: Now mounting FS... [ 378.693700] gfs2: not a GFS2 filesystem [ 378.723962] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 378.733867] gfs2: fsid=_dev_uinput: can't read superblock [ 378.763508] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 378.790468] CPU: 1 PID: 14430 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 378.797435] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 378.806794] Call Trace: [ 378.809392] dump_stack+0x172/0x1f0 [ 378.813035] sysfs_warn_dup.cold+0x1c/0x31 [ 378.817287] sysfs_create_dir_ns+0x237/0x290 [ 378.821715] ? sysfs_create_mount_point+0xa0/0xa0 [ 378.826577] kobject_add_internal.cold+0xe5/0x5d1 [ 378.831434] kobject_init_and_add+0x101/0x160 [ 378.835935] ? kobject_add_internal+0x380/0x380 [ 378.840615] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 378.846163] ? vsnprintf+0x32a/0x19a0 [ 378.849981] gfs2_sys_fs_add+0x1aa/0x470 [ 378.854047] ? recover_store+0x160/0x160 [ 378.858114] ? snprintf+0xbb/0xf0 [ 378.861560] ? vscnprintf+0x60/0x80 [ 378.861576] ? set_blocksize+0x2bf/0x340 [ 378.861594] ? memcpy+0x46/0x50 [ 378.861613] fill_super+0x12f5/0x25c0 [ 378.861638] ? gfs2_online_uevent+0x1f0/0x1f0 [ 378.861651] ? snprintf+0xbb/0xf0 [ 378.861664] ? vsprintf+0x40/0x40 [ 378.861683] ? wait_for_completion+0x440/0x440 [ 378.861694] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 378.861708] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 378.861719] ? set_blocksize+0x2bf/0x340 [ 378.861736] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.861752] gfs2_mount+0x504/0x5de [ 378.861768] ? fill_super+0x25c0/0x25c0 [ 378.861809] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.861829] mount_fs+0xa8/0x31f [ 378.861851] vfs_kern_mount.part.0+0x6f/0x410 [ 378.861870] do_mount+0x53e/0x2bc0 08:49:09 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x0) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', &(0x7f0000000180)=ANY=[@ANYBLOB="0f0400ffffff0000008d000000000000183c07893c005b508a651246b2d4bc310a68afb32a01803fc10cb5ba371d033eb7004bc280254818e86615d9b5e41ef147cb6a"]}) dup2(r0, r1) [ 378.861893] ? copy_mount_string+0x40/0x40 [ 378.861911] ? _copy_from_user+0xdd/0x150 [ 378.861930] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 378.861944] ? copy_mount_options+0x280/0x3a0 [ 378.861964] ksys_mount+0xdb/0x150 [ 378.861983] __x64_sys_mount+0xbe/0x150 [ 378.862002] do_syscall_64+0xfd/0x620 [ 378.862021] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 378.862032] RIP: 0033:0x45c47a [ 378.862047] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 378.862055] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 378.862071] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 378.862080] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 378.862088] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 378.862096] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 08:49:10 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x9effffff00000000, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 378.862104] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 378.870105] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 378.971972] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 378.981696] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. 08:49:10 executing program 4: dup2(0xffffffffffffffff, 0xffffffffffffffff) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 379.231036] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 379.248766] netlink: 'syz-executor.2': attribute type 17 has an invalid length. 08:49:10 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(0xffffffffffffffff, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', &(0x7f0000000180)=ANY=[@ANYBLOB="0f0400ffffff0000008d000000000000183c07893c005b508a651246b2d4bc310a68afb32a01803fc10cb5ba371d033eb7004bc280254818e86615d9b5e41ef147cb6a"]}) dup2(r0, r1) 08:49:10 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:10 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 379.340747] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 379.379896] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 379.419160] gfs2: fsid=_dev_uinput: Now mounting FS... [ 379.486686] gfs2: not a GFS2 filesystem [ 379.523925] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 379.538024] gfs2: fsid=_dev_uinput: can't read superblock 08:49:10 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0xc3ffffff00000000, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 379.610513] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 379.616734] CPU: 1 PID: 14458 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 379.622168] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 379.623666] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 379.623671] Call Trace: [ 379.623698] dump_stack+0x172/0x1f0 [ 379.646799] sysfs_warn_dup.cold+0x1c/0x31 [ 379.651054] sysfs_create_dir_ns+0x237/0x290 [ 379.655482] ? sysfs_create_mount_point+0xa0/0xa0 [ 379.660356] kobject_add_internal.cold+0xe5/0x5d1 [ 379.665224] kobject_init_and_add+0x101/0x160 [ 379.669739] ? kobject_add_internal+0x380/0x380 [ 379.674410] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 379.679934] ? vsnprintf+0x32a/0x19a0 [ 379.683741] gfs2_sys_fs_add+0x1aa/0x470 [ 379.687804] ? recover_store+0x160/0x160 [ 379.691857] ? snprintf+0xbb/0xf0 [ 379.695296] ? vscnprintf+0x60/0x80 [ 379.698915] ? set_blocksize+0x2bf/0x340 [ 379.702968] ? memcpy+0x46/0x50 [ 379.706243] fill_super+0x12f5/0x25c0 [ 379.710041] ? gfs2_online_uevent+0x1f0/0x1f0 [ 379.714546] ? snprintf+0xbb/0xf0 [ 379.718002] ? vsprintf+0x40/0x40 [ 379.721460] ? wait_for_completion+0x440/0x440 [ 379.726038] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 379.731133] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 379.736139] ? set_blocksize+0x2bf/0x340 [ 379.740194] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.745723] gfs2_mount+0x504/0x5de [ 379.749341] ? fill_super+0x25c0/0x25c0 [ 379.753323] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.758854] mount_fs+0xa8/0x31f [ 379.762217] vfs_kern_mount.part.0+0x6f/0x410 [ 379.766703] do_mount+0x53e/0x2bc0 [ 379.770236] ? copy_mount_string+0x40/0x40 [ 379.774499] ? _copy_from_user+0xdd/0x150 [ 379.778639] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.784167] ? copy_mount_options+0x280/0x3a0 [ 379.788653] ksys_mount+0xdb/0x150 [ 379.792186] __x64_sys_mount+0xbe/0x150 [ 379.796174] do_syscall_64+0xfd/0x620 [ 379.799967] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 379.805145] RIP: 0033:0x45c47a [ 379.808326] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 379.827302] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 379.835002] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 379.842261] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 379.849520] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 08:49:10 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(0xffffffffffffffff, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', &(0x7f0000000180)=ANY=[@ANYBLOB="0f0400ffffff0000008d000000000000183c07893c005b508a651246b2d4bc310a68afb32a01803fc10cb5ba371d033eb7004bc280254818e86615d9b5e41ef147cb6a"]}) dup2(r0, r1) [ 379.856777] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 379.864041] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff 08:49:10 executing program 4: dup2(0xffffffffffffffff, 0xffffffffffffffff) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) 08:49:10 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 379.990526] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 380.027314] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 380.038293] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 380.163275] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 380.212467] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 380.227165] gfs2: fsid=_dev_uinput: Now mounting FS... [ 380.269362] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 380.270357] CPU: 1 PID: 14481 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 380.283898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 380.293248] Call Trace: [ 380.295836] dump_stack+0x172/0x1f0 [ 380.299461] sysfs_warn_dup.cold+0x1c/0x31 [ 380.303684] sysfs_create_dir_ns+0x237/0x290 [ 380.308081] ? sysfs_create_mount_point+0xa0/0xa0 [ 380.312931] kobject_add_internal.cold+0xe5/0x5d1 [ 380.317765] kobject_init_and_add+0x101/0x160 [ 380.322248] ? kobject_add_internal+0x380/0x380 [ 380.326905] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 380.332428] ? vsnprintf+0x32a/0x19a0 [ 380.336242] gfs2_sys_fs_add+0x1aa/0x470 [ 380.340295] ? recover_store+0x160/0x160 [ 380.344353] ? snprintf+0xbb/0xf0 [ 380.347796] ? vscnprintf+0x60/0x80 [ 380.351421] ? set_blocksize+0x2bf/0x340 [ 380.355470] ? memcpy+0x46/0x50 [ 380.358754] fill_super+0x12f5/0x25c0 [ 380.362553] ? gfs2_online_uevent+0x1f0/0x1f0 [ 380.367049] ? snprintf+0xbb/0xf0 [ 380.370489] ? vsprintf+0x40/0x40 [ 380.373931] ? wait_for_completion+0x440/0x440 [ 380.378498] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 380.383605] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 380.388605] ? set_blocksize+0x2bf/0x340 [ 380.392658] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.398181] gfs2_mount+0x504/0x5de [ 380.401796] ? fill_super+0x25c0/0x25c0 [ 380.405784] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.411313] mount_fs+0xa8/0x31f [ 380.414670] vfs_kern_mount.part.0+0x6f/0x410 [ 380.419165] do_mount+0x53e/0x2bc0 [ 380.422704] ? copy_mount_string+0x40/0x40 [ 380.426944] ? _copy_from_user+0xdd/0x150 [ 380.431081] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.436603] ? copy_mount_options+0x280/0x3a0 [ 380.441089] ksys_mount+0xdb/0x150 [ 380.444622] __x64_sys_mount+0xbe/0x150 [ 380.448588] do_syscall_64+0xfd/0x620 [ 380.452387] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 380.457589] RIP: 0033:0x45c47a [ 380.460771] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 380.479658] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 380.487365] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 380.494623] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 380.501880] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 380.509134] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 380.516396] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 380.527989] gfs2: not a GFS2 filesystem [ 380.531993] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 380.532010] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 380.547124] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 380.558390] gfs2: fsid=_dev_uinput: can't read superblock [ 380.564160] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:49:11 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(0xffffffffffffffff, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', &(0x7f0000000180)=ANY=[@ANYBLOB="0f0400ffffff0000008d000000000000183c07893c005b508a651246b2d4bc310a68afb32a01803fc10cb5ba371d033eb7004bc280254818e86615d9b5e41ef147cb6a"]}) dup2(r0, r1) [ 380.601913] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 380.626904] CPU: 1 PID: 14481 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 380.633869] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 380.643229] Call Trace: [ 380.645849] dump_stack+0x172/0x1f0 08:49:11 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0xf0ffffff00000000, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 380.649501] sysfs_warn_dup.cold+0x1c/0x31 [ 380.653758] sysfs_create_dir_ns+0x237/0x290 [ 380.658182] ? sysfs_create_mount_point+0xa0/0xa0 [ 380.663053] kobject_add_internal.cold+0xe5/0x5d1 [ 380.667918] kobject_init_and_add+0x101/0x160 [ 380.672436] ? kobject_add_internal+0x380/0x380 [ 380.672458] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 380.672471] ? vsnprintf+0x32a/0x19a0 [ 380.672494] gfs2_sys_fs_add+0x1aa/0x470 [ 380.672507] ? recover_store+0x160/0x160 [ 380.672521] ? snprintf+0xbb/0xf0 [ 380.672532] ? vscnprintf+0x60/0x80 [ 380.672548] ? set_blocksize+0x2bf/0x340 [ 380.672566] ? memcpy+0x46/0x50 [ 380.682753] fill_super+0x12f5/0x25c0 [ 380.682778] ? gfs2_online_uevent+0x1f0/0x1f0 [ 380.682792] ? snprintf+0xbb/0xf0 [ 380.682805] ? vsprintf+0x40/0x40 [ 380.682823] ? wait_for_completion+0x440/0x440 [ 380.682839] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 380.682853] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 380.682865] ? set_blocksize+0x2bf/0x340 [ 380.682882] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.682897] gfs2_mount+0x504/0x5de [ 380.682910] ? fill_super+0x25c0/0x25c0 [ 380.682947] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.682966] mount_fs+0xa8/0x31f [ 380.682988] vfs_kern_mount.part.0+0x6f/0x410 [ 380.683008] do_mount+0x53e/0x2bc0 [ 380.683031] ? copy_mount_string+0x40/0x40 [ 380.683049] ? _copy_from_user+0xdd/0x150 [ 380.683067] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.683083] ? copy_mount_options+0x280/0x3a0 [ 380.791294] ksys_mount+0xdb/0x150 [ 380.794838] __x64_sys_mount+0xbe/0x150 [ 380.798813] do_syscall_64+0xfd/0x620 [ 380.802611] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 380.807786] RIP: 0033:0x45c47a [ 380.811057] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 380.829942] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 380.837640] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 380.844904] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 380.852158] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 380.859512] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 380.866770] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff 08:49:11 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, 0x0) dup2(r0, r1) 08:49:11 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:11 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 380.928572] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 380.944109] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 380.962183] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:49:12 executing program 4: dup2(0xffffffffffffffff, 0xffffffffffffffff) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) 08:49:12 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 381.046826] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 381.068690] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 381.189380] gfs2: fsid=_dev_uinput: Now mounting FS... [ 381.198814] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 381.206155] CPU: 0 PID: 14512 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 381.213091] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 381.222451] Call Trace: [ 381.225050] dump_stack+0x172/0x1f0 [ 381.228837] sysfs_warn_dup.cold+0x1c/0x31 [ 381.233100] sysfs_create_dir_ns+0x237/0x290 [ 381.237528] ? sysfs_create_mount_point+0xa0/0xa0 [ 381.242403] kobject_add_internal.cold+0xe5/0x5d1 [ 381.247269] kobject_init_and_add+0x101/0x160 [ 381.251779] ? kobject_add_internal+0x380/0x380 [ 381.256460] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 381.262040] ? vsnprintf+0x32a/0x19a0 [ 381.265859] gfs2_sys_fs_add+0x1aa/0x470 [ 381.269928] ? recover_store+0x160/0x160 [ 381.274003] ? snprintf+0xbb/0xf0 [ 381.277465] ? vscnprintf+0x60/0x80 [ 381.281105] ? set_blocksize+0x2bf/0x340 [ 381.285182] ? memcpy+0x46/0x50 [ 381.288482] fill_super+0x12f5/0x25c0 [ 381.292404] ? gfs2_online_uevent+0x1f0/0x1f0 [ 381.296912] ? snprintf+0xbb/0xf0 [ 381.300375] ? vsprintf+0x40/0x40 [ 381.303848] ? wait_for_completion+0x440/0x440 [ 381.308446] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 381.313561] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 381.318594] ? set_blocksize+0x2bf/0x340 [ 381.322670] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.328224] gfs2_mount+0x504/0x5de [ 381.331864] ? fill_super+0x25c0/0x25c0 [ 381.335880] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.341437] mount_fs+0xa8/0x31f [ 381.344826] vfs_kern_mount.part.0+0x6f/0x410 [ 381.349343] do_mount+0x53e/0x2bc0 [ 381.352905] ? copy_mount_string+0x40/0x40 [ 381.357177] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.362815] ? copy_mount_options+0x280/0x3a0 [ 381.367332] ksys_mount+0xdb/0x150 [ 381.370889] __x64_sys_mount+0xbe/0x150 [ 381.374878] do_syscall_64+0xfd/0x620 [ 381.378696] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 381.383894] RIP: 0033:0x45c47a [ 381.387095] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 381.406003] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 381.413721] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 381.413730] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 381.413738] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 381.413746] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 381.413755] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 381.415686] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 381.422879] gfs2: not a GFS2 filesystem [ 381.428606] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 381.465837] gfs2: fsid=_dev_uinput: can't read superblock 08:49:12 executing program 4: dup2(0xffffffffffffffff, 0xffffffffffffffff) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 381.496604] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:49:12 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, 0x0) dup2(r0, r1) 08:49:12 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0xfeffffff00000000, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 381.554293] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 381.645044] CPU: 1 PID: 14512 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 381.652017] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 381.661377] Call Trace: [ 381.663976] dump_stack+0x172/0x1f0 [ 381.667627] sysfs_warn_dup.cold+0x1c/0x31 [ 381.671879] sysfs_create_dir_ns+0x237/0x290 [ 381.676306] ? sysfs_create_mount_point+0xa0/0xa0 [ 381.681192] kobject_add_internal.cold+0xe5/0x5d1 [ 381.686053] kobject_init_and_add+0x101/0x160 [ 381.690562] ? kobject_add_internal+0x380/0x380 [ 381.695253] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 381.700800] ? vsnprintf+0x32a/0x19a0 [ 381.704628] gfs2_sys_fs_add+0x1aa/0x470 [ 381.708698] ? recover_store+0x160/0x160 [ 381.712770] ? snprintf+0xbb/0xf0 [ 381.716233] ? vscnprintf+0x60/0x80 [ 381.720303] ? set_blocksize+0x2bf/0x340 [ 381.720324] ? memcpy+0x46/0x50 [ 381.720344] fill_super+0x12f5/0x25c0 [ 381.720368] ? gfs2_online_uevent+0x1f0/0x1f0 [ 381.720383] ? snprintf+0xbb/0xf0 [ 381.720396] ? vsprintf+0x40/0x40 [ 381.720415] ? wait_for_completion+0x440/0x440 [ 381.720430] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 381.731548] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 381.731565] ? set_blocksize+0x2bf/0x340 [ 381.731583] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.731600] gfs2_mount+0x504/0x5de [ 381.731617] ? fill_super+0x25c0/0x25c0 [ 381.731662] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.731682] mount_fs+0xa8/0x31f [ 381.783687] vfs_kern_mount.part.0+0x6f/0x410 [ 381.788187] do_mount+0x53e/0x2bc0 [ 381.791726] ? copy_mount_string+0x40/0x40 [ 381.795956] ? _copy_from_user+0xdd/0x150 [ 381.800096] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 381.805621] ? copy_mount_options+0x280/0x3a0 [ 381.810110] ksys_mount+0xdb/0x150 [ 381.813640] __x64_sys_mount+0xbe/0x150 [ 381.817606] do_syscall_64+0xfd/0x620 [ 381.821409] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 381.826585] RIP: 0033:0x45c47a [ 381.829769] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 381.848659] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 381.856355] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 381.863613] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 381.870878] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 381.878132] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 381.885387] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff 08:49:12 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 381.968896] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 381.991538] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 382.008901] validate_nla: 1 callbacks suppressed 08:49:13 executing program 4: dup2(0xffffffffffffffff, 0xffffffffffffffff) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 382.008925] netlink: 'syz-executor.2': attribute type 17 has an invalid length. 08:49:13 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:13 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, 0x0) dup2(r0, r1) [ 382.046869] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:49:13 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 382.146437] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 382.176901] gfs2: fsid=_dev_uinput: Now mounting FS... [ 382.195182] gfs2: not a GFS2 filesystem [ 382.220047] gfs2: fsid=_dev_uinput: can't read superblock [ 382.237626] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:49:13 executing program 4: dup2(0xffffffffffffffff, 0xffffffffffffffff) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 382.311424] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 382.327933] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 382.376340] CPU: 1 PID: 14551 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 382.383321] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 382.392857] Call Trace: [ 382.395467] dump_stack+0x172/0x1f0 [ 382.399119] sysfs_warn_dup.cold+0x1c/0x31 [ 382.403377] sysfs_create_dir_ns+0x237/0x290 [ 382.407805] ? sysfs_create_mount_point+0xa0/0xa0 [ 382.412676] kobject_add_internal.cold+0xe5/0x5d1 [ 382.417537] kobject_init_and_add+0x101/0x160 [ 382.422041] ? kobject_add_internal+0x380/0x380 [ 382.426725] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 382.432282] ? vsnprintf+0x32a/0x19a0 [ 382.436106] gfs2_sys_fs_add+0x1aa/0x470 [ 382.440176] ? recover_store+0x160/0x160 [ 382.444251] ? snprintf+0xbb/0xf0 [ 382.447716] ? vscnprintf+0x60/0x80 [ 382.451377] ? set_blocksize+0x2bf/0x340 [ 382.455449] ? memcpy+0x46/0x50 [ 382.458744] fill_super+0x12f5/0x25c0 [ 382.462565] ? gfs2_online_uevent+0x1f0/0x1f0 [ 382.467072] ? snprintf+0xbb/0xf0 [ 382.470530] ? vsprintf+0x40/0x40 [ 382.473997] ? wait_for_completion+0x440/0x440 [ 382.478594] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 382.483703] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 382.488731] ? set_blocksize+0x2bf/0x340 [ 382.492808] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.498351] gfs2_mount+0x504/0x5de [ 382.498358] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 382.502125] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 382.509427] ? fill_super+0x25c0/0x25c0 [ 382.509469] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.525454] mount_fs+0xa8/0x31f [ 382.528834] vfs_kern_mount.part.0+0x6f/0x410 [ 382.533351] do_mount+0x53e/0x2bc0 [ 382.536911] ? copy_mount_string+0x40/0x40 [ 382.541160] ? _copy_from_user+0xdd/0x150 [ 382.545321] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.550870] ? copy_mount_options+0x280/0x3a0 [ 382.555382] ksys_mount+0xdb/0x150 [ 382.558928] __x64_sys_mount+0xbe/0x150 [ 382.558949] do_syscall_64+0xfd/0x620 [ 382.558971] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 382.566711] RIP: 0033:0x45c47a [ 382.566726] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 382.566734] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 382.566750] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 382.566762] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 382.575285] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 08:49:13 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0xffffff7f00000000, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 382.575294] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 382.575303] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 382.580699] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 382.624656] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 382.624673] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:49:13 executing program 4: dup2(0xffffffffffffffff, 0xffffffffffffffff) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 382.694116] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 382.723631] CPU: 0 PID: 14551 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 382.730599] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 382.739957] Call Trace: [ 382.739982] dump_stack+0x172/0x1f0 [ 382.740007] sysfs_warn_dup.cold+0x1c/0x31 [ 382.740025] sysfs_create_dir_ns+0x237/0x290 [ 382.740039] ? sysfs_create_mount_point+0xa0/0xa0 [ 382.740068] kobject_add_internal.cold+0xe5/0x5d1 [ 382.764681] kobject_init_and_add+0x101/0x160 [ 382.769188] ? kobject_add_internal+0x380/0x380 [ 382.773854] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 382.779382] ? vsnprintf+0x32a/0x19a0 [ 382.783180] gfs2_sys_fs_add+0x1aa/0x470 [ 382.787232] ? recover_store+0x160/0x160 [ 382.791280] ? snprintf+0xbb/0xf0 [ 382.794723] ? vscnprintf+0x60/0x80 [ 382.798342] ? set_blocksize+0x2bf/0x340 [ 382.802393] ? memcpy+0x46/0x50 [ 382.805664] fill_super+0x12f5/0x25c0 [ 382.809461] ? gfs2_online_uevent+0x1f0/0x1f0 [ 382.813942] ? snprintf+0xbb/0xf0 [ 382.817383] ? vsprintf+0x40/0x40 [ 382.820829] ? wait_for_completion+0x440/0x440 [ 382.825406] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 382.830497] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 382.835498] ? set_blocksize+0x2bf/0x340 [ 382.839556] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.845087] gfs2_mount+0x504/0x5de [ 382.848702] ? fill_super+0x25c0/0x25c0 [ 382.852694] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.858225] mount_fs+0xa8/0x31f [ 382.861585] vfs_kern_mount.part.0+0x6f/0x410 [ 382.866076] do_mount+0x53e/0x2bc0 [ 382.869608] ? copy_mount_string+0x40/0x40 [ 382.873830] ? _copy_from_user+0xdd/0x150 [ 382.877967] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 382.883491] ? copy_mount_options+0x280/0x3a0 [ 382.887975] ksys_mount+0xdb/0x150 [ 382.891509] __x64_sys_mount+0xbe/0x150 [ 382.895474] do_syscall_64+0xfd/0x620 [ 382.899264] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 382.904455] RIP: 0033:0x45c47a [ 382.907646] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 382.926534] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 382.934242] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a 08:49:13 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 382.941502] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 382.948758] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 382.956016] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 382.963272] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 382.984092] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:14 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 383.078023] netlink: 'syz-executor.2': attribute type 17 has an invalid length. 08:49:14 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 383.115986] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 383.116005] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:49:14 executing program 4: dup2(0xffffffffffffffff, 0xffffffffffffffff) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) 08:49:14 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 383.197965] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 383.277973] gfs2: fsid=_dev_uinput: Now mounting FS... [ 383.310736] gfs2: not a GFS2 filesystem [ 383.316597] gfs2: fsid=_dev_uinput: can't read superblock [ 383.327435] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 383.359828] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 383.458001] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 383.477336] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 383.493523] netlink: 'syz-executor.3': attribute type 17 has an invalid length. 08:49:14 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(0xffffffffffffffff, r1) 08:49:14 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0xffffffff00000000, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 383.513098] gfs2: fsid=_dev_uinput: Now mounting FS... [ 383.513782] gfs2: not a GFS2 filesystem [ 383.513790] gfs2: fsid=_dev_uinput: can't read superblock [ 383.513799] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 383.520202] CPU: 0 PID: 14581 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 383.520212] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 383.520217] Call Trace: [ 383.520237] dump_stack+0x172/0x1f0 [ 383.520266] sysfs_warn_dup.cold+0x1c/0x31 08:49:14 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 383.520285] sysfs_create_dir_ns+0x237/0x290 [ 383.520303] ? sysfs_create_mount_point+0xa0/0xa0 [ 383.520335] kobject_add_internal.cold+0xe5/0x5d1 [ 383.520357] kobject_init_and_add+0x101/0x160 [ 383.520375] ? kobject_add_internal+0x380/0x380 [ 383.520396] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 383.520410] ? vsnprintf+0x32a/0x19a0 [ 383.520436] gfs2_sys_fs_add+0x1aa/0x470 [ 383.520451] ? recover_store+0x160/0x160 [ 383.520469] ? snprintf+0xbb/0xf0 [ 383.520482] ? vscnprintf+0x60/0x80 [ 383.520499] ? set_blocksize+0x2bf/0x340 [ 383.520517] ? memcpy+0x46/0x50 [ 383.520539] fill_super+0x12f5/0x25c0 [ 383.520565] ? gfs2_online_uevent+0x1f0/0x1f0 [ 383.520579] ? snprintf+0xbb/0xf0 [ 383.520593] ? vsprintf+0x40/0x40 [ 383.520614] ? wait_for_completion+0x440/0x440 [ 383.520627] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 383.520641] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 383.520653] ? set_blocksize+0x2bf/0x340 [ 383.520672] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.520689] gfs2_mount+0x504/0x5de [ 383.520706] ? fill_super+0x25c0/0x25c0 [ 383.520749] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.520770] mount_fs+0xa8/0x31f [ 383.520791] vfs_kern_mount.part.0+0x6f/0x410 [ 383.520812] do_mount+0x53e/0x2bc0 [ 383.520834] ? copy_mount_string+0x40/0x40 [ 383.520853] ? copy_mount_options+0x198/0x3a0 [ 383.520870] ? copy_mount_options+0x1cd/0x3a0 [ 383.520885] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 383.520900] ? copy_mount_options+0x280/0x3a0 [ 383.520921] ksys_mount+0xdb/0x150 [ 383.520940] __x64_sys_mount+0xbe/0x150 [ 383.520960] do_syscall_64+0xfd/0x620 [ 383.520979] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 383.520990] RIP: 0033:0x45c47a [ 383.521004] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 383.521012] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 383.521034] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 383.521044] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 383.521054] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 383.521063] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 383.521072] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff 08:49:14 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(0xffffffffffffffff, r1) 08:49:14 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 383.544735] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 383.544755] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 383.621684] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:14 executing program 4: dup2(0xffffffffffffffff, 0xffffffffffffffff) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 383.909921] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 384.012082] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 384.014737] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 384.034134] CPU: 1 PID: 14592 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 384.041083] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 384.041089] Call Trace: [ 384.041112] dump_stack+0x172/0x1f0 [ 384.041136] sysfs_warn_dup.cold+0x1c/0x31 [ 384.041153] sysfs_create_dir_ns+0x237/0x290 [ 384.041168] ? sysfs_create_mount_point+0xa0/0xa0 [ 384.041193] kobject_add_internal.cold+0xe5/0x5d1 [ 384.073111] gfs2: fsid=_dev_uinput: Now mounting FS... [ 384.075043] kobject_init_and_add+0x101/0x160 [ 384.075058] ? kobject_add_internal+0x380/0x380 [ 384.075078] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 384.089489] ? vsnprintf+0x32a/0x19a0 [ 384.089518] gfs2_sys_fs_add+0x1aa/0x470 [ 384.089531] ? recover_store+0x160/0x160 [ 384.089547] ? snprintf+0xbb/0xf0 [ 384.110378] ? vscnprintf+0x60/0x80 [ 384.114003] ? set_blocksize+0x2bf/0x340 [ 384.118062] ? memcpy+0x46/0x50 [ 384.121342] fill_super+0x12f5/0x25c0 [ 384.125162] ? gfs2_online_uevent+0x1f0/0x1f0 [ 384.129656] ? snprintf+0xbb/0xf0 [ 384.133094] ? vsprintf+0x40/0x40 [ 384.136539] ? wait_for_completion+0x440/0x440 [ 384.141106] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 384.146196] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 384.151198] ? set_blocksize+0x2bf/0x340 [ 384.155255] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.160812] gfs2_mount+0x504/0x5de [ 384.164440] ? fill_super+0x25c0/0x25c0 [ 384.168421] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.173955] mount_fs+0xa8/0x31f [ 384.177321] vfs_kern_mount.part.0+0x6f/0x410 [ 384.181814] do_mount+0x53e/0x2bc0 [ 384.185353] ? copy_mount_string+0x40/0x40 [ 384.189581] ? _copy_from_user+0xdd/0x150 [ 384.193723] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.199249] ? copy_mount_options+0x280/0x3a0 [ 384.203735] ksys_mount+0xdb/0x150 [ 384.207267] __x64_sys_mount+0xbe/0x150 [ 384.211233] do_syscall_64+0xfd/0x620 [ 384.215030] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 384.220204] RIP: 0033:0x45c47a [ 384.223386] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 384.242285] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 384.249983] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 384.257249] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 384.264502] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 384.271756] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 384.279010] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 384.291940] gfs2: not a GFS2 filesystem [ 384.295946] gfs2: fsid=_dev_uinput: can't read superblock [ 384.323198] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 384.397190] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 384.436166] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 384.459261] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 384.495379] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:49:15 executing program 4: dup2(0xffffffffffffffff, 0xffffffffffffffff) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 384.505406] gfs2: fsid=_dev_uinput: Now mounting FS... [ 384.548800] gfs2: not a GFS2 filesystem [ 384.567160] gfs2: fsid=_dev_uinput: can't read superblock [ 384.583616] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:49:15 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 384.670498] netlink: 'syz-executor.3': attribute type 17 has an invalid length. 08:49:15 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(0xffffffffffffffff, r1) 08:49:15 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0xfffffffffffff000, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 384.772498] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 384.820956] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 384.834610] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 384.851956] CPU: 0 PID: 14640 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 384.859089] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 384.868456] Call Trace: [ 384.871067] dump_stack+0x172/0x1f0 [ 384.874718] sysfs_warn_dup.cold+0x1c/0x31 [ 384.878966] sysfs_create_dir_ns+0x237/0x290 [ 384.883391] ? sysfs_create_mount_point+0xa0/0xa0 [ 384.888260] kobject_add_internal.cold+0xe5/0x5d1 [ 384.893117] kobject_init_and_add+0x101/0x160 [ 384.897619] ? kobject_add_internal+0x380/0x380 [ 384.902298] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 384.907840] ? vsnprintf+0x32a/0x19a0 [ 384.910379] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 384.911665] gfs2_sys_fs_add+0x1aa/0x470 [ 384.911681] ? recover_store+0x160/0x160 [ 384.911698] ? snprintf+0xbb/0xf0 [ 384.911715] ? vscnprintf+0x60/0x80 [ 384.933354] ? set_blocksize+0x2bf/0x340 [ 384.937425] ? memcpy+0x46/0x50 [ 384.940713] fill_super+0x12f5/0x25c0 [ 384.944532] ? gfs2_online_uevent+0x1f0/0x1f0 [ 384.949036] ? snprintf+0xbb/0xf0 [ 384.952506] ? vsprintf+0x40/0x40 [ 384.955973] ? wait_for_completion+0x440/0x440 [ 384.960562] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 384.965670] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 384.970698] ? set_blocksize+0x2bf/0x340 [ 384.974768] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.980311] gfs2_mount+0x504/0x5de [ 384.984048] ? fill_super+0x25c0/0x25c0 [ 384.988057] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 384.993613] mount_fs+0xa8/0x31f [ 384.996996] vfs_kern_mount.part.0+0x6f/0x410 [ 385.001507] do_mount+0x53e/0x2bc0 [ 385.005063] ? copy_mount_string+0x40/0x40 [ 385.008326] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 385.009306] ? _copy_from_user+0xdd/0x150 [ 385.009326] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 385.009345] ? copy_mount_options+0x280/0x3a0 [ 385.024424] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 385.026457] ksys_mount+0xdb/0x150 [ 385.026475] __x64_sys_mount+0xbe/0x150 [ 385.026494] do_syscall_64+0xfd/0x620 [ 385.048744] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 385.053932] RIP: 0033:0x45c47a 08:49:16 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:16 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 385.057127] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 385.076031] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 385.083749] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 385.091024] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 385.097489] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 385.098294] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 385.098304] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 08:49:16 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, 0xffffffffffffffff) 08:49:16 executing program 4: dup2(0xffffffffffffffff, 0xffffffffffffffff) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) 08:49:16 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x01', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 385.098312] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 385.282535] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:16 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:16 executing program 4: dup2(0xffffffffffffffff, 0xffffffffffffffff) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 385.526902] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 385.544862] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 385.624325] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:16 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:16 executing program 4: dup2(0xffffffffffffffff, 0xffffffffffffffff) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 385.833464] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 385.898524] gfs2: fsid=_dev_uinput: Now mounting FS... [ 385.905853] gfs2: not a GFS2 filesystem [ 385.909959] gfs2: fsid=_dev_uinput: can't read superblock 08:49:16 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:16 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, 0xffffffffffffffff) [ 385.945545] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:49:17 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 386.097364] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 386.158604] CPU: 0 PID: 14695 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 386.165705] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 386.175062] Call Trace: [ 386.175088] dump_stack+0x172/0x1f0 [ 386.175110] sysfs_warn_dup.cold+0x1c/0x31 [ 386.175127] sysfs_create_dir_ns+0x237/0x290 [ 386.175142] ? sysfs_create_mount_point+0xa0/0xa0 [ 386.175169] kobject_add_internal.cold+0xe5/0x5d1 [ 386.175189] kobject_init_and_add+0x101/0x160 [ 386.175205] ? kobject_add_internal+0x380/0x380 [ 386.175224] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 386.175238] ? vsnprintf+0x32a/0x19a0 [ 386.175264] gfs2_sys_fs_add+0x1aa/0x470 [ 386.175280] ? recover_store+0x160/0x160 [ 386.181585] ? snprintf+0xbb/0xf0 [ 386.181600] ? vscnprintf+0x60/0x80 [ 386.181618] ? set_blocksize+0x2bf/0x340 [ 386.181637] ? memcpy+0x46/0x50 [ 386.181657] fill_super+0x12f5/0x25c0 [ 386.190283] ? gfs2_online_uevent+0x1f0/0x1f0 [ 386.190298] ? snprintf+0xbb/0xf0 [ 386.190311] ? vsprintf+0x40/0x40 [ 386.190334] ? wait_for_completion+0x440/0x440 [ 386.199986] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 386.200002] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 386.200015] ? set_blocksize+0x2bf/0x340 [ 386.200032] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.209173] gfs2_mount+0x504/0x5de [ 386.209191] ? fill_super+0x25c0/0x25c0 [ 386.209231] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.218529] mount_fs+0xa8/0x31f [ 386.218556] vfs_kern_mount.part.0+0x6f/0x410 [ 386.218576] do_mount+0x53e/0x2bc0 [ 386.226671] ? copy_mount_string+0x40/0x40 [ 386.226692] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 386.226709] ? copy_mount_options+0x280/0x3a0 [ 386.246171] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 386.249350] ksys_mount+0xdb/0x150 [ 386.249371] __x64_sys_mount+0xbe/0x150 [ 386.249392] do_syscall_64+0xfd/0x620 [ 386.249411] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 386.249428] RIP: 0033:0x45c47a 08:49:17 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:17 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, 0xffffffffffffffff) 08:49:17 executing program 4: dup2(0xffffffffffffffff, 0xffffffffffffffff) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 386.345338] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 386.364251] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 386.371977] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 386.379259] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 386.386534] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 386.393811] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 386.401088] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 386.454637] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 386.465933] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 386.489166] gfs2: fsid=_dev_uinput: Now mounting FS... 08:49:17 executing program 4: dup2(0xffffffffffffffff, 0xffffffffffffffff) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 386.531439] gfs2: not a GFS2 filesystem [ 386.535557] gfs2: fsid=_dev_uinput: can't read superblock [ 386.561724] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 386.689445] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 386.725877] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:49:17 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x02', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:17 executing program 4: dup2(0xffffffffffffffff, 0xffffffffffffffff) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) 08:49:17 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:17 executing program 0: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:17 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 386.926897] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 387.144950] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" 08:49:18 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x01', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:18 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 387.209443] gfs2: fsid=_dev_uinput: Now mounting FS... [ 387.209519] validate_nla: 4 callbacks suppressed [ 387.209541] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 387.231008] gfs2: not a GFS2 filesystem [ 387.235173] gfs2: fsid=_dev_uinput: can't read superblock [ 387.248641] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:49:18 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:18 executing program 4: dup2(0xffffffffffffffff, 0xffffffffffffffff) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) [ 387.404088] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 387.445126] gfs2: fsid=_dev_uinput: Now mounting FS... [ 387.476189] gfs2: not a GFS2 filesystem [ 387.498003] gfs2: fsid=_dev_uinput: can't read superblock [ 387.528139] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:49:18 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:18 executing program 4: dup2(0xffffffffffffffff, 0xffffffffffffffff) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) [ 387.552472] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 387.644144] netlink: 'syz-executor.0': attribute type 17 has an invalid length. 08:49:18 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:18 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 387.797300] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 387.837268] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' 08:49:18 executing program 4: dup2(0xffffffffffffffff, 0xffffffffffffffff) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) [ 387.851661] gfs2: fsid=_dev_uinput: Now mounting FS... [ 387.858115] gfs2: not a GFS2 filesystem [ 387.877270] gfs2: fsid=_dev_uinput: can't read superblock [ 387.892908] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 387.910542] CPU: 0 PID: 14784 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 387.917499] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 387.922557] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 387.926854] Call Trace: [ 387.926878] dump_stack+0x172/0x1f0 [ 387.926903] sysfs_warn_dup.cold+0x1c/0x31 [ 387.926921] sysfs_create_dir_ns+0x237/0x290 [ 387.926938] ? sysfs_create_mount_point+0xa0/0xa0 [ 387.926964] kobject_add_internal.cold+0xe5/0x5d1 [ 387.957950] kobject_init_and_add+0x101/0x160 [ 387.962461] ? kobject_add_internal+0x380/0x380 [ 387.967145] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 387.972695] ? vsnprintf+0x32a/0x19a0 [ 387.976512] gfs2_sys_fs_add+0x1aa/0x470 [ 387.980580] ? recover_store+0x160/0x160 [ 387.984651] ? snprintf+0xbb/0xf0 [ 387.988109] ? vscnprintf+0x60/0x80 [ 387.991740] ? set_blocksize+0x2bf/0x340 [ 387.995814] ? memcpy+0x46/0x50 [ 387.999122] fill_super+0x12f5/0x25c0 [ 388.002937] ? gfs2_online_uevent+0x1f0/0x1f0 [ 388.007449] ? snprintf+0xbb/0xf0 [ 388.010915] ? vsprintf+0x40/0x40 [ 388.014393] ? wait_for_completion+0x440/0x440 [ 388.018979] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 388.024120] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 388.029154] ? set_blocksize+0x2bf/0x340 [ 388.033225] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.038774] gfs2_mount+0x504/0x5de [ 388.042418] ? fill_super+0x25c0/0x25c0 [ 388.046426] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.051970] mount_fs+0xa8/0x31f [ 388.055347] vfs_kern_mount.part.0+0x6f/0x410 [ 388.059850] do_mount+0x53e/0x2bc0 [ 388.063397] ? copy_mount_string+0x40/0x40 [ 388.063421] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.063435] ? copy_mount_options+0x280/0x3a0 [ 388.063456] ksys_mount+0xdb/0x150 [ 388.063471] __x64_sys_mount+0xbe/0x150 [ 388.063490] do_syscall_64+0xfd/0x620 [ 388.073258] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 388.073271] RIP: 0033:0x45c47a [ 388.073286] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 388.073293] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 388.073308] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 388.073317] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 388.073329] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 388.081329] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 388.081337] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 388.091868] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 388.175534] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. 08:49:19 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x2000000000000000, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 388.206425] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:49:19 executing program 4: dup2(0xffffffffffffffff, 0xffffffffffffffff) openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r0 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r0, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r0, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r0, 0xae80, 0x0) [ 388.244232] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:19 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 388.286467] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 388.315214] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 388.342898] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 388.349948] CPU: 1 PID: 14777 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 388.349959] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 388.349964] Call Trace: [ 388.349983] dump_stack+0x172/0x1f0 [ 388.350007] sysfs_warn_dup.cold+0x1c/0x31 [ 388.376713] sysfs_create_dir_ns+0x237/0x290 [ 388.381138] ? sysfs_create_mount_point+0xa0/0xa0 [ 388.386013] kobject_add_internal.cold+0xe5/0x5d1 [ 388.394118] kobject_init_and_add+0x101/0x160 [ 388.398633] ? kobject_add_internal+0x380/0x380 [ 388.403319] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 388.408866] ? vsnprintf+0x32a/0x19a0 [ 388.412689] gfs2_sys_fs_add+0x1aa/0x470 [ 388.416763] ? recover_store+0x160/0x160 [ 388.420827] ? snprintf+0xbb/0xf0 [ 388.420842] ? vscnprintf+0x60/0x80 [ 388.420860] ? set_blocksize+0x2bf/0x340 [ 388.420877] ? memcpy+0x46/0x50 [ 388.420897] fill_super+0x12f5/0x25c0 [ 388.420921] ? gfs2_online_uevent+0x1f0/0x1f0 [ 388.420935] ? snprintf+0xbb/0xf0 [ 388.420946] ? vsprintf+0x40/0x40 [ 388.420964] ? wait_for_completion+0x440/0x440 [ 388.420979] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 388.430940] gfs2: fsid=_dev_uinput: Now mounting FS... [ 388.432117] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 388.432134] ? set_blocksize+0x2bf/0x340 [ 388.432155] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.480169] gfs2_mount+0x504/0x5de [ 388.483812] ? fill_super+0x25c0/0x25c0 [ 388.487828] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.493381] mount_fs+0xa8/0x31f [ 388.496776] vfs_kern_mount.part.0+0x6f/0x410 [ 388.501288] do_mount+0x53e/0x2bc0 [ 388.501461] gfs2: not a GFS2 filesystem [ 388.504842] ? copy_mount_string+0x40/0x40 [ 388.504867] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 388.504884] ? copy_mount_options+0x280/0x3a0 [ 388.508949] gfs2: fsid=_dev_uinput: can't read superblock [ 388.513097] ksys_mount+0xdb/0x150 [ 388.513117] __x64_sys_mount+0xbe/0x150 [ 388.513136] do_syscall_64+0xfd/0x620 [ 388.513154] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 388.513165] RIP: 0033:0x45c47a [ 388.513178] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 388.513185] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 388.513198] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 388.513206] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 08:49:19 executing program 4: dup2(0xffffffffffffffff, 0xffffffffffffffff) openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r0 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r0, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r0, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r0, 0xae80, 0x0) [ 388.513214] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 388.513223] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 388.513230] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 388.515294] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 388.539957] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 388.604539] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 388.610472] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 388.638129] netlink: 'syz-executor.0': attribute type 17 has an invalid length. 08:49:19 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:19 executing program 4: dup2(0xffffffffffffffff, 0xffffffffffffffff) openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r0 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r0, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r0, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r0, 0xae80, 0x0) 08:49:19 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 388.738642] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 388.889983] netlink: 'syz-executor.3': attribute type 17 has an invalid length. 08:49:19 executing program 4: dup2(0xffffffffffffffff, 0xffffffffffffffff) r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) r1 = ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r0, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r1, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r1, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r1, 0xae80, 0x0) [ 388.958929] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 389.004593] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 389.040675] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 389.056594] gfs2: fsid=_dev_uinput: Now mounting FS... [ 389.108443] CPU: 0 PID: 14823 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 389.115428] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 389.124805] Call Trace: [ 389.127409] dump_stack+0x172/0x1f0 [ 389.131057] sysfs_warn_dup.cold+0x1c/0x31 [ 389.135306] sysfs_create_dir_ns+0x237/0x290 [ 389.139721] ? sysfs_create_mount_point+0xa0/0xa0 [ 389.144588] kobject_add_internal.cold+0xe5/0x5d1 [ 389.149458] kobject_init_and_add+0x101/0x160 [ 389.153976] ? kobject_add_internal+0x380/0x380 [ 389.156114] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 389.158683] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 389.171565] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 389.172474] ? vsnprintf+0x32a/0x19a0 [ 389.182762] gfs2_sys_fs_add+0x1aa/0x470 [ 389.186859] ? recover_store+0x160/0x160 [ 389.190930] ? snprintf+0xbb/0xf0 [ 389.194380] ? vscnprintf+0x60/0x80 [ 389.198017] ? set_blocksize+0x2bf/0x340 [ 389.202090] ? memcpy+0x46/0x50 [ 389.205386] fill_super+0x12f5/0x25c0 [ 389.209212] ? gfs2_online_uevent+0x1f0/0x1f0 [ 389.213718] ? snprintf+0xbb/0xf0 [ 389.217185] ? vsprintf+0x40/0x40 [ 389.220667] ? wait_for_completion+0x440/0x440 [ 389.225376] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 389.230484] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 389.235507] ? set_blocksize+0x2bf/0x340 [ 389.239571] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.245112] gfs2_mount+0x504/0x5de [ 389.245128] ? fill_super+0x25c0/0x25c0 [ 389.245163] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.245184] mount_fs+0xa8/0x31f [ 389.261667] vfs_kern_mount.part.0+0x6f/0x410 [ 389.266184] do_mount+0x53e/0x2bc0 [ 389.269750] ? copy_mount_string+0x40/0x40 [ 389.271848] gfs2: not a GFS2 filesystem [ 389.274000] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.277951] gfs2: fsid=_dev_uinput: can't read superblock [ 389.283475] ? copy_mount_options+0x280/0x3a0 [ 389.283493] ksys_mount+0xdb/0x150 [ 389.283510] __x64_sys_mount+0xbe/0x150 [ 389.283527] do_syscall_64+0xfd/0x620 08:49:20 executing program 4: dup2(0xffffffffffffffff, 0xffffffffffffffff) r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) r1 = ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r0, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r1, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r1, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r1, 0xae80, 0x0) 08:49:20 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 389.283547] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 389.289058] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 389.293531] RIP: 0033:0x45c47a [ 389.293547] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 389.293558] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 [ 389.337995] ORIG_RAX: 00000000000000a5 [ 389.338004] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a 08:49:20 executing program 0: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 389.338012] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 389.338021] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 389.338031] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 389.347333] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff 08:49:20 executing program 0: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:20 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 389.435369] netlink: 'syz-executor.2': attribute type 17 has an invalid length. 08:49:20 executing program 4: dup2(0xffffffffffffffff, 0xffffffffffffffff) r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) r1 = ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r0, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r1, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r1, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r1, 0xae80, 0x0) 08:49:20 executing program 0: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 389.556593] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 389.623023] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 389.641486] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 389.646745] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:20 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 389.670930] gfs2: fsid=_dev_uinput: Now mounting FS... [ 389.681457] gfs2: not a GFS2 filesystem [ 389.701616] gfs2: fsid=_dev_uinput: can't read superblock [ 389.731610] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 389.744464] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 389.792666] CPU: 0 PID: 14823 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 389.799629] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 389.808989] Call Trace: [ 389.811588] dump_stack+0x172/0x1f0 [ 389.815237] sysfs_warn_dup.cold+0x1c/0x31 [ 389.819494] sysfs_create_dir_ns+0x237/0x290 [ 389.823915] ? sysfs_create_mount_point+0xa0/0xa0 [ 389.828784] kobject_add_internal.cold+0xe5/0x5d1 [ 389.833646] kobject_init_and_add+0x101/0x160 [ 389.838151] ? kobject_add_internal+0x380/0x380 [ 389.842832] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 389.848372] ? vsnprintf+0x32a/0x19a0 [ 389.852186] gfs2_sys_fs_add+0x1aa/0x470 [ 389.856256] ? recover_store+0x160/0x160 [ 389.860323] ? snprintf+0xbb/0xf0 [ 389.863774] ? vscnprintf+0x60/0x80 [ 389.863793] ? set_blocksize+0x2bf/0x340 [ 389.863816] ? memcpy+0x46/0x50 [ 389.871483] fill_super+0x12f5/0x25c0 [ 389.871510] ? gfs2_online_uevent+0x1f0/0x1f0 [ 389.871524] ? snprintf+0xbb/0xf0 [ 389.871536] ? vsprintf+0x40/0x40 [ 389.871555] ? wait_for_completion+0x440/0x440 [ 389.878594] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 389.878610] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 389.878624] ? set_blocksize+0x2bf/0x340 [ 389.878641] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.886555] gfs2_mount+0x504/0x5de [ 389.886572] ? fill_super+0x25c0/0x25c0 [ 389.886612] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.894618] mount_fs+0xa8/0x31f [ 389.894640] vfs_kern_mount.part.0+0x6f/0x410 [ 389.894658] do_mount+0x53e/0x2bc0 [ 389.894679] ? copy_mount_string+0x40/0x40 [ 389.904768] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 389.904784] ? copy_mount_options+0x280/0x3a0 [ 389.904806] ksys_mount+0xdb/0x150 [ 389.904824] __x64_sys_mount+0xbe/0x150 [ 389.914388] do_syscall_64+0xfd/0x620 [ 389.914408] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 389.914420] RIP: 0033:0x45c47a [ 389.914435] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 389.920978] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 389.921995] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 389.922012] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 389.922021] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 389.922030] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 389.922038] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 389.922047] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 390.040424] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. 08:49:21 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:21 executing program 0: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 390.076374] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 390.176821] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:49:21 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:21 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:21 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) 08:49:21 executing program 0 (fault-call:4 fault-nth:0): syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) 08:49:21 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) 08:49:21 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 390.422356] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 390.437667] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 390.454142] gfs2: fsid=_dev_uinput: Now mounting FS... 08:49:21 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 390.505333] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 390.517592] gfs2: not a GFS2 filesystem [ 390.542563] gfs2: fsid=_dev_uinput: can't read superblock [ 390.550694] CPU: 0 PID: 14881 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 390.557643] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 390.567122] Call Trace: [ 390.569749] dump_stack+0x172/0x1f0 [ 390.573396] sysfs_warn_dup.cold+0x1c/0x31 [ 390.577644] sysfs_create_dir_ns+0x237/0x290 [ 390.578759] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 390.582059] ? sysfs_create_mount_point+0xa0/0xa0 [ 390.582093] kobject_add_internal.cold+0xe5/0x5d1 [ 390.582115] kobject_init_and_add+0x101/0x160 [ 390.582131] ? kobject_add_internal+0x380/0x380 [ 390.582156] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 390.612980] ? vsnprintf+0x32a/0x19a0 [ 390.616796] gfs2_sys_fs_add+0x1aa/0x470 [ 390.620862] ? recover_store+0x160/0x160 [ 390.624933] ? snprintf+0xbb/0xf0 [ 390.628394] ? vscnprintf+0x60/0x80 [ 390.632033] ? set_blocksize+0x2bf/0x340 [ 390.636102] ? memcpy+0x46/0x50 [ 390.639394] fill_super+0x12f5/0x25c0 [ 390.643213] ? gfs2_online_uevent+0x1f0/0x1f0 [ 390.647712] ? snprintf+0xbb/0xf0 [ 390.651173] ? vsprintf+0x40/0x40 [ 390.654636] ? wait_for_completion+0x440/0x440 [ 390.659250] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 390.664366] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 390.669392] ? set_blocksize+0x2bf/0x340 [ 390.670894] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 390.673461] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.673481] gfs2_mount+0x504/0x5de [ 390.673497] ? fill_super+0x25c0/0x25c0 [ 390.692622] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.698175] mount_fs+0xa8/0x31f [ 390.701556] vfs_kern_mount.part.0+0x6f/0x410 [ 390.706060] do_mount+0x53e/0x2bc0 [ 390.709615] ? copy_mount_string+0x40/0x40 [ 390.709636] ? _copy_from_user+0xdd/0x150 [ 390.709659] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 390.718026] ? copy_mount_options+0x280/0x3a0 [ 390.718048] ksys_mount+0xdb/0x150 [ 390.718065] __x64_sys_mount+0xbe/0x150 [ 390.718088] do_syscall_64+0xfd/0x620 [ 390.728104] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 390.728116] RIP: 0033:0x45c47a [ 390.728130] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 390.728140] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 [ 390.735628] ORIG_RAX: 00000000000000a5 [ 390.735637] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 390.735647] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 390.735656] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 08:49:21 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) 08:49:21 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 390.735664] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 390.735676] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 390.811546] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. 08:49:21 executing program 4: openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) r1 = ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r0, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r1, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r1, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r1, 0xae80, 0x0) [ 390.883239] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 390.987767] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 391.008689] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 391.033256] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 391.052377] gfs2: fsid=_dev_uinput: Now mounting FS... [ 391.082089] CPU: 0 PID: 14881 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 391.089068] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 391.089078] Call Trace: [ 391.101032] dump_stack+0x172/0x1f0 [ 391.104682] sysfs_warn_dup.cold+0x1c/0x31 [ 391.108924] sysfs_create_dir_ns+0x237/0x290 [ 391.113336] ? sysfs_create_mount_point+0xa0/0xa0 [ 391.118201] kobject_add_internal.cold+0xe5/0x5d1 [ 391.123054] kobject_init_and_add+0x101/0x160 [ 391.127557] ? kobject_add_internal+0x380/0x380 [ 391.132232] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 391.137779] ? vsnprintf+0x32a/0x19a0 [ 391.141598] gfs2_sys_fs_add+0x1aa/0x470 [ 391.145663] ? recover_store+0x160/0x160 [ 391.149728] ? snprintf+0xbb/0xf0 [ 391.153188] ? vscnprintf+0x60/0x80 [ 391.156833] ? set_blocksize+0x2bf/0x340 [ 391.160931] ? memcpy+0x46/0x50 [ 391.164226] fill_super+0x12f5/0x25c0 [ 391.168053] ? gfs2_online_uevent+0x1f0/0x1f0 [ 391.172840] ? snprintf+0xbb/0xf0 [ 391.176297] ? vsprintf+0x40/0x40 [ 391.179760] ? wait_for_completion+0x440/0x440 [ 391.184349] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 391.189456] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 391.194480] ? set_blocksize+0x2bf/0x340 [ 391.198579] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.200629] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 391.204119] gfs2_mount+0x504/0x5de [ 391.204138] ? fill_super+0x25c0/0x25c0 [ 391.218235] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.223786] mount_fs+0xa8/0x31f [ 391.227163] vfs_kern_mount.part.0+0x6f/0x410 [ 391.231672] do_mount+0x53e/0x2bc0 [ 391.235218] ? retint_kernel+0x2d/0x2d [ 391.239116] ? copy_mount_string+0x40/0x40 [ 391.243361] ? copy_mount_options+0x1ea/0x3a0 [ 391.247860] ? __sanitizer_cov_trace_pc+0x26/0x50 [ 391.252712] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 391.258255] ? copy_mount_options+0x280/0x3a0 [ 391.262761] ksys_mount+0xdb/0x150 [ 391.266312] __x64_sys_mount+0xbe/0x150 [ 391.269401] gfs2: not a GFS2 filesystem [ 391.270296] do_syscall_64+0xfd/0x620 [ 391.270316] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 391.270326] RIP: 0033:0x45c47a [ 391.270338] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 391.270350] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 [ 391.274364] gfs2: fsid=_dev_uinput: can't read superblock [ 391.278094] ORIG_RAX: 00000000000000a5 [ 391.278103] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 391.278111] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 391.278120] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 391.278127] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 391.278140] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 391.283594] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 391.370503] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. 08:49:22 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x87', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:22 executing program 4: openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) r1 = ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r0, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r1, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r1, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r1, 0xae80, 0x0) [ 391.390356] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 391.429862] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:22 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:22 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x2, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) 08:49:22 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:22 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:22 executing program 4: openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) r1 = ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r0, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r1, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r1, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r1, 0xae80, 0x0) [ 391.675608] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" 08:49:22 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 391.717627] gfs2: fsid=_dev_uinput: Now mounting FS... [ 391.748679] gfs2: not a GFS2 filesystem [ 391.764655] gfs2: fsid=_dev_uinput: can't read superblock [ 391.792351] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 391.795481] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:49:22 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:22 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 392.067428] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 392.068698] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 392.074956] CPU: 1 PID: 14930 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 392.089751] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 392.099114] Call Trace: [ 392.101722] dump_stack+0x172/0x1f0 [ 392.105369] sysfs_warn_dup.cold+0x1c/0x31 [ 392.109625] sysfs_create_dir_ns+0x237/0x290 [ 392.114057] ? sysfs_create_mount_point+0xa0/0xa0 [ 392.118931] kobject_add_internal.cold+0xe5/0x5d1 [ 392.123803] kobject_init_and_add+0x101/0x160 [ 392.128321] ? kobject_add_internal+0x380/0x380 [ 392.133014] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 392.138572] ? vsnprintf+0x32a/0x19a0 [ 392.142404] gfs2_sys_fs_add+0x1aa/0x470 [ 392.146484] ? recover_store+0x160/0x160 [ 392.150583] ? snprintf+0xbb/0xf0 [ 392.154057] ? vscnprintf+0x60/0x80 [ 392.157695] ? set_blocksize+0x2bf/0x340 [ 392.157716] ? memcpy+0x46/0x50 [ 392.157737] fill_super+0x12f5/0x25c0 [ 392.168888] ? gfs2_online_uevent+0x1f0/0x1f0 [ 392.173400] ? snprintf+0xbb/0xf0 [ 392.176865] ? vsprintf+0x40/0x40 [ 392.180338] ? wait_for_completion+0x440/0x440 [ 392.184933] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 392.185621] gfs2: fsid=_dev_uinput: Now mounting FS... [ 392.190047] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 392.190064] ? set_blocksize+0x2bf/0x340 [ 392.190082] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.190100] gfs2_mount+0x504/0x5de [ 392.190116] ? fill_super+0x25c0/0x25c0 [ 392.200422] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.200444] mount_fs+0xa8/0x31f [ 392.200465] vfs_kern_mount.part.0+0x6f/0x410 [ 392.200485] do_mount+0x53e/0x2bc0 [ 392.200505] ? copy_mount_string+0x40/0x40 [ 392.220136] validate_nla: 4 callbacks suppressed [ 392.220158] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 392.223216] ? _copy_from_user+0xdd/0x150 [ 392.223236] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 08:49:23 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 392.223252] ? copy_mount_options+0x280/0x3a0 [ 392.223273] ksys_mount+0xdb/0x150 [ 392.223290] __x64_sys_mount+0xbe/0x150 [ 392.223310] do_syscall_64+0xfd/0x620 [ 392.223331] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 392.223343] RIP: 0033:0x45c47a [ 392.223357] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 392.223365] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 08:49:23 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) 08:49:23 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x4b47, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 392.223380] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 392.223390] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 392.223398] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 392.223407] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 392.223415] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 392.285879] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 392.322963] gfs2: not a GFS2 filesystem [ 392.349942] gfs2: fsid=_dev_uinput: can't read superblock [ 392.404042] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 392.433648] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:49:23 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) 08:49:23 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 392.487663] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 392.504152] netlink: 'syz-executor.3': attribute type 17 has an invalid length. 08:49:23 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) 08:49:23 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 392.725761] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 392.755184] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 392.774182] gfs2: fsid=_dev_uinput: Now mounting FS... [ 392.804567] gfs2: not a GFS2 filesystem [ 392.810634] gfs2: fsid=_dev_uinput: can't read superblock [ 392.828800] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 392.837333] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 392.861566] CPU: 0 PID: 14985 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 392.868528] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 392.877886] Call Trace: [ 392.880489] dump_stack+0x172/0x1f0 [ 392.884135] sysfs_warn_dup.cold+0x1c/0x31 [ 392.888383] sysfs_create_dir_ns+0x237/0x290 [ 392.892802] ? sysfs_create_mount_point+0xa0/0xa0 [ 392.897670] kobject_add_internal.cold+0xe5/0x5d1 [ 392.902527] kobject_init_and_add+0x101/0x160 [ 392.907028] ? kobject_add_internal+0x380/0x380 [ 392.911686] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 392.914491] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 392.919138] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 392.931143] ? vsnprintf+0x32a/0x19a0 [ 392.934966] gfs2_sys_fs_add+0x1aa/0x470 [ 392.939039] ? recover_store+0x160/0x160 [ 392.943110] ? snprintf+0xbb/0xf0 [ 392.946565] ? vscnprintf+0x60/0x80 [ 392.950201] ? set_blocksize+0x2bf/0x340 [ 392.954264] ? memcpy+0x46/0x50 [ 392.957639] fill_super+0x12f5/0x25c0 [ 392.961462] ? gfs2_online_uevent+0x1f0/0x1f0 [ 392.965971] ? snprintf+0xbb/0xf0 [ 392.969427] ? vsprintf+0x40/0x40 [ 392.972898] ? wait_for_completion+0x440/0x440 [ 392.977572] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 392.982682] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 392.987700] ? set_blocksize+0x2bf/0x340 [ 392.991780] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 392.997332] gfs2_mount+0x504/0x5de [ 392.997349] ? fill_super+0x25c0/0x25c0 [ 393.004967] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.004990] mount_fs+0xa8/0x31f [ 393.013867] vfs_kern_mount.part.0+0x6f/0x410 [ 393.013889] do_mount+0x53e/0x2bc0 [ 393.013906] ? retint_kernel+0x2d/0x2d [ 393.021915] ? copy_mount_string+0x40/0x40 [ 393.021933] ? copy_mount_options+0x1ea/0x3a0 [ 393.021948] ? __sanitizer_cov_trace_pc+0x26/0x50 [ 393.021968] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 393.021985] ? copy_mount_options+0x280/0x3a0 [ 393.030079] ksys_mount+0xdb/0x150 [ 393.030099] __x64_sys_mount+0xbe/0x150 08:49:24 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:24 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x4b49, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) 08:49:24 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 393.030117] do_syscall_64+0xfd/0x620 [ 393.039427] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 393.039440] RIP: 0033:0x45c47a [ 393.039453] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 393.039464] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 [ 393.049450] ORIG_RAX: 00000000000000a5 [ 393.049460] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a 08:49:24 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 393.049469] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 393.049479] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 393.049487] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 393.049495] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 393.066976] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 393.093322] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:49:24 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x541b, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 393.201880] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 393.222191] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 393.233758] gfs2: fsid=_dev_uinput: Now mounting FS... [ 393.260748] gfs2: not a GFS2 filesystem [ 393.265122] gfs2: fsid=_dev_uinput: can't read superblock [ 393.271133] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 393.364943] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 393.374886] gfs2: fsid=_dev_uinput: Now mounting FS... [ 393.388797] gfs2: not a GFS2 filesystem [ 393.409200] gfs2: fsid=_dev_uinput: can't read superblock 08:49:24 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x01', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 393.435390] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:49:24 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 393.482018] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:24 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:24 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 393.693303] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 393.716990] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 393.750081] gfs2: fsid=_dev_uinput: Now mounting FS... 08:49:24 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:24 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 393.774777] gfs2: not a GFS2 filesystem [ 393.779770] gfs2: fsid=_dev_uinput: can't read superblock [ 393.799652] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 393.968397] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 393.986724] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 394.005558] CPU: 0 PID: 15042 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 394.012523] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 394.022921] Call Trace: [ 394.022946] dump_stack+0x172/0x1f0 [ 394.022971] sysfs_warn_dup.cold+0x1c/0x31 [ 394.022989] sysfs_create_dir_ns+0x237/0x290 [ 394.023005] ? sysfs_create_mount_point+0xa0/0xa0 [ 394.023031] kobject_add_internal.cold+0xe5/0x5d1 [ 394.047513] kobject_init_and_add+0x101/0x160 [ 394.047530] ? kobject_add_internal+0x380/0x380 [ 394.047549] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 394.062218] ? vsnprintf+0x32a/0x19a0 08:49:25 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:25 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 394.066048] gfs2_sys_fs_add+0x1aa/0x470 [ 394.070287] ? recover_store+0x160/0x160 [ 394.074380] ? snprintf+0xbb/0xf0 [ 394.077841] ? vscnprintf+0x60/0x80 [ 394.081479] ? set_blocksize+0x2bf/0x340 [ 394.085550] ? memcpy+0x46/0x50 [ 394.088843] fill_super+0x12f5/0x25c0 [ 394.092666] ? gfs2_online_uevent+0x1f0/0x1f0 [ 394.097173] ? snprintf+0xbb/0xf0 [ 394.100636] ? vsprintf+0x40/0x40 [ 394.104090] ? wait_for_completion+0x440/0x440 [ 394.108658] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 394.113747] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 394.118759] ? set_blocksize+0x2bf/0x340 [ 394.122820] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.128434] gfs2_mount+0x504/0x5de [ 394.132068] ? fill_super+0x25c0/0x25c0 [ 394.136057] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.141588] mount_fs+0xa8/0x31f [ 394.144947] vfs_kern_mount.part.0+0x6f/0x410 [ 394.149432] do_mount+0x53e/0x2bc0 [ 394.153014] ? copy_mount_string+0x40/0x40 [ 394.157239] ? _copy_from_user+0xdd/0x150 [ 394.161385] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.166929] ? copy_mount_options+0x280/0x3a0 [ 394.171427] ksys_mount+0xdb/0x150 [ 394.175001] __x64_sys_mount+0xbe/0x150 [ 394.178998] do_syscall_64+0xfd/0x620 [ 394.182791] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 394.187969] RIP: 0033:0x45c47a [ 394.191156] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 394.210055] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 394.217750] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 394.225017] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 394.232272] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 394.239534] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 394.246798] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 394.255887] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 394.298773] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 394.331667] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" 08:49:25 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x5421, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 394.356411] gfs2: fsid=_dev_uinput: Now mounting FS... [ 394.366950] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 394.378371] gfs2: not a GFS2 filesystem [ 394.386042] gfs2: fsid=_dev_uinput: can't read superblock [ 394.414673] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 394.452452] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 394.470432] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 394.488746] CPU: 1 PID: 15042 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 394.495704] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 394.505063] Call Trace: [ 394.507659] dump_stack+0x172/0x1f0 [ 394.511308] sysfs_warn_dup.cold+0x1c/0x31 [ 394.515560] sysfs_create_dir_ns+0x237/0x290 [ 394.519982] ? sysfs_create_mount_point+0xa0/0xa0 [ 394.524851] kobject_add_internal.cold+0xe5/0x5d1 [ 394.529714] kobject_init_and_add+0x101/0x160 [ 394.534212] ? kobject_add_internal+0x380/0x380 [ 394.538881] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 394.544406] ? vsnprintf+0x32a/0x19a0 [ 394.548203] gfs2_sys_fs_add+0x1aa/0x470 [ 394.552253] ? recover_store+0x160/0x160 [ 394.556303] ? snprintf+0xbb/0xf0 [ 394.559741] ? vscnprintf+0x60/0x80 [ 394.563358] ? set_blocksize+0x2bf/0x340 [ 394.567412] ? memcpy+0x46/0x50 [ 394.570696] fill_super+0x12f5/0x25c0 [ 394.574491] ? gfs2_online_uevent+0x1f0/0x1f0 [ 394.578970] ? snprintf+0xbb/0xf0 [ 394.582409] ? vsprintf+0x40/0x40 [ 394.585851] ? wait_for_completion+0x440/0x440 [ 394.590430] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 394.595529] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 394.600534] ? set_blocksize+0x2bf/0x340 [ 394.604582] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.610105] gfs2_mount+0x504/0x5de [ 394.613721] ? fill_super+0x25c0/0x25c0 [ 394.617702] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.623232] mount_fs+0xa8/0x31f [ 394.626588] vfs_kern_mount.part.0+0x6f/0x410 [ 394.631073] do_mount+0x53e/0x2bc0 [ 394.634625] ? copy_mount_string+0x40/0x40 [ 394.638863] ? _copy_from_user+0xdd/0x150 [ 394.643003] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 394.648535] ? copy_mount_options+0x280/0x3a0 [ 394.653022] ksys_mount+0xdb/0x150 [ 394.656560] __x64_sys_mount+0xbe/0x150 [ 394.660533] do_syscall_64+0xfd/0x620 [ 394.664322] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 394.669496] RIP: 0033:0x45c47a [ 394.672677] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 394.691563] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 394.699258] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 394.706515] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 394.713771] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 08:49:25 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 394.721024] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 394.728276] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 394.765242] netlink: 'syz-executor.3': attribute type 17 has an invalid length. 08:49:25 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 394.848746] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 394.864861] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 394.886116] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:25 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x03', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:25 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x02', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:25 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) 08:49:26 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 395.038423] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 395.099648] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:26 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x01', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:26 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) 08:49:26 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x02', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:26 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x5450, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 395.471078] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 395.594037] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:26 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:26 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, 0x0}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) 08:49:26 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 395.908484] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 395.917480] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" 08:49:27 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:27 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 395.970554] gfs2: fsid=_dev_uinput: Now mounting FS... [ 395.979997] gfs2: not a GFS2 filesystem [ 395.988340] gfs2: fsid=_dev_uinput: can't read superblock [ 396.008503] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:49:27 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, 0x0}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 396.156268] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 396.199548] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 396.221110] CPU: 1 PID: 15145 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 396.228079] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 396.237440] Call Trace: [ 396.240043] dump_stack+0x172/0x1f0 [ 396.243697] sysfs_warn_dup.cold+0x1c/0x31 [ 396.247949] sysfs_create_dir_ns+0x237/0x290 [ 396.252373] ? sysfs_create_mount_point+0xa0/0xa0 [ 396.257242] kobject_add_internal.cold+0xe5/0x5d1 [ 396.262090] kobject_init_and_add+0x101/0x160 [ 396.266585] ? kobject_add_internal+0x380/0x380 [ 396.271267] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 396.276833] ? vsnprintf+0x32a/0x19a0 [ 396.280652] gfs2_sys_fs_add+0x1aa/0x470 [ 396.284719] ? recover_store+0x160/0x160 [ 396.288787] ? snprintf+0xbb/0xf0 [ 396.292249] ? vscnprintf+0x60/0x80 [ 396.295888] ? set_blocksize+0x2bf/0x340 [ 396.299957] ? memcpy+0x46/0x50 [ 396.303255] fill_super+0x12f5/0x25c0 [ 396.307079] ? gfs2_online_uevent+0x1f0/0x1f0 [ 396.311583] ? snprintf+0xbb/0xf0 [ 396.315042] ? vsprintf+0x40/0x40 [ 396.318624] ? wait_for_completion+0x440/0x440 [ 396.323216] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 396.328326] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 396.333351] ? set_blocksize+0x2bf/0x340 [ 396.337421] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.343437] gfs2_mount+0x504/0x5de [ 396.347076] ? fill_super+0x25c0/0x25c0 [ 396.351088] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.356657] mount_fs+0xa8/0x31f [ 396.360035] vfs_kern_mount.part.0+0x6f/0x410 [ 396.364546] do_mount+0x53e/0x2bc0 [ 396.368096] ? copy_mount_string+0x40/0x40 [ 396.372348] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.377893] ? copy_mount_options+0x280/0x3a0 [ 396.382400] ksys_mount+0xdb/0x150 [ 396.385951] __x64_sys_mount+0xbe/0x150 [ 396.389939] do_syscall_64+0xfd/0x620 [ 396.393755] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 396.399069] RIP: 0033:0x45c47a [ 396.402264] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 396.421174] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 396.428910] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 396.436189] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 396.443473] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 08:49:27 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x5451, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) 08:49:27 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 396.450747] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 396.458019] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff 08:49:27 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:27 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x5452, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) 08:49:27 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:27 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, 0x0}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 396.627065] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 396.650436] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 396.710638] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 396.716569] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 396.730118] gfs2: fsid=_dev_uinput: Now mounting FS... [ 396.747861] gfs2: not a GFS2 filesystem 08:49:27 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x5460, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 396.771529] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 396.799850] gfs2: fsid=_dev_uinput: can't read superblock [ 396.818447] CPU: 0 PID: 15145 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 396.825407] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 396.834765] Call Trace: [ 396.837370] dump_stack+0x172/0x1f0 [ 396.841020] sysfs_warn_dup.cold+0x1c/0x31 [ 396.845280] sysfs_create_dir_ns+0x237/0x290 [ 396.849709] ? sysfs_create_mount_point+0xa0/0xa0 [ 396.854576] kobject_add_internal.cold+0xe5/0x5d1 [ 396.859436] kobject_init_and_add+0x101/0x160 [ 396.863952] ? kobject_add_internal+0x380/0x380 [ 396.868635] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 396.874177] ? vsnprintf+0x32a/0x19a0 [ 396.877993] gfs2_sys_fs_add+0x1aa/0x470 [ 396.882061] ? recover_store+0x160/0x160 [ 396.886131] ? snprintf+0xbb/0xf0 [ 396.889681] ? vscnprintf+0x60/0x80 [ 396.893315] ? set_blocksize+0x2bf/0x340 [ 396.897387] ? memcpy+0x46/0x50 [ 396.900687] fill_super+0x12f5/0x25c0 [ 396.904508] ? gfs2_online_uevent+0x1f0/0x1f0 [ 396.909009] ? snprintf+0xbb/0xf0 [ 396.912503] ? vsprintf+0x40/0x40 [ 396.915984] ? wait_for_completion+0x440/0x440 [ 396.920563] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 396.920580] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 396.920596] ? set_blocksize+0x2bf/0x340 [ 396.920613] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.920629] gfs2_mount+0x504/0x5de [ 396.920645] ? fill_super+0x25c0/0x25c0 [ 396.930769] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.930790] mount_fs+0xa8/0x31f [ 396.930812] vfs_kern_mount.part.0+0x6f/0x410 [ 396.930831] do_mount+0x53e/0x2bc0 [ 396.964809] ? copy_mount_string+0x40/0x40 [ 396.969038] ? copy_mount_options+0x1d4/0x3a0 [ 396.973531] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 396.979054] ? copy_mount_options+0x280/0x3a0 [ 396.983580] ksys_mount+0xdb/0x150 [ 396.987107] __x64_sys_mount+0xbe/0x150 [ 396.991072] do_syscall_64+0xfd/0x620 [ 396.994883] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 397.000065] RIP: 0033:0x45c47a [ 397.003249] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 397.022328] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 397.030030] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 397.037287] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 397.044544] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 397.051799] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 397.059054] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 397.073098] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:49:28 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:28 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 397.129331] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 397.135261] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 397.173630] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:49:28 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x01', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:28 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) 08:49:28 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 397.469735] validate_nla: 2 callbacks suppressed [ 397.469763] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 397.497676] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:28 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) 08:49:28 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x8910, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 397.670859] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 397.700645] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:28 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:28 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:28 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 397.751135] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 397.787926] gfs2: fsid=_dev_uinput: Now mounting FS... [ 397.811896] gfs2: not a GFS2 filesystem [ 397.818325] gfs2: fsid=_dev_uinput: can't read superblock [ 397.829991] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:49:28 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x8911, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 397.891748] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 397.908251] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 397.950453] CPU: 1 PID: 15223 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 397.957446] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 397.966796] Call Trace: [ 397.969387] dump_stack+0x172/0x1f0 [ 397.973015] sysfs_warn_dup.cold+0x1c/0x31 [ 397.977244] sysfs_create_dir_ns+0x237/0x290 [ 397.981647] ? sysfs_create_mount_point+0xa0/0xa0 [ 397.986489] kobject_add_internal.cold+0xe5/0x5d1 [ 397.991333] kobject_init_and_add+0x101/0x160 [ 397.995816] ? kobject_add_internal+0x380/0x380 [ 398.000493] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 398.006038] ? vsnprintf+0x32a/0x19a0 [ 398.009853] gfs2_sys_fs_add+0x1aa/0x470 [ 398.013923] ? recover_store+0x160/0x160 [ 398.017981] ? snprintf+0xbb/0xf0 [ 398.021425] ? vscnprintf+0x60/0x80 [ 398.025058] ? set_blocksize+0x2bf/0x340 [ 398.029122] ? memcpy+0x46/0x50 [ 398.032402] fill_super+0x12f5/0x25c0 [ 398.036209] ? gfs2_online_uevent+0x1f0/0x1f0 [ 398.040701] ? snprintf+0xbb/0xf0 [ 398.044139] ? vsprintf+0x40/0x40 [ 398.047583] ? wait_for_completion+0x440/0x440 [ 398.052164] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 398.057255] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 398.063126] ? set_blocksize+0x2bf/0x340 [ 398.067178] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.072707] gfs2_mount+0x504/0x5de [ 398.076323] ? fill_super+0x25c0/0x25c0 [ 398.080314] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.085844] mount_fs+0xa8/0x31f [ 398.089201] vfs_kern_mount.part.0+0x6f/0x410 [ 398.093700] do_mount+0x53e/0x2bc0 [ 398.097232] ? copy_mount_string+0x40/0x40 [ 398.101467] ? _copy_from_user+0xdd/0x150 [ 398.105609] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 398.111134] ? copy_mount_options+0x280/0x3a0 [ 398.115622] ksys_mount+0xdb/0x150 [ 398.119163] __x64_sys_mount+0xbe/0x150 [ 398.123127] do_syscall_64+0xfd/0x620 [ 398.126918] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 398.132095] RIP: 0033:0x45c47a [ 398.135283] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 398.154180] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 398.162002] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 398.169264] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 398.176542] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 398.183807] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 398.191065] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 398.261920] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 398.275403] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:49:29 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x0, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 398.340062] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 398.374477] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 398.386178] gfs2: fsid=_dev_uinput: Now mounting FS... [ 398.392631] gfs2: not a GFS2 filesystem [ 398.396828] gfs2: fsid=_dev_uinput: can't read superblock [ 398.402658] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:49:29 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x87', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:29 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x0, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) 08:49:29 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:29 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 398.668501] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 398.695937] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 398.714225] netlink: 'syz-executor.2': attribute type 17 has an invalid length. 08:49:29 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x8913, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) 08:49:29 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 398.805662] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 398.810836] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 398.856808] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 398.876356] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 398.879122] gfs2: fsid=_dev_uinput: Now mounting FS... [ 398.913865] gfs2: not a GFS2 filesystem [ 398.919002] CPU: 0 PID: 15271 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 398.925953] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 398.935311] Call Trace: [ 398.935681] gfs2: fsid=_dev_uinput: can't read superblock [ 398.937903] dump_stack+0x172/0x1f0 [ 398.937933] sysfs_warn_dup.cold+0x1c/0x31 [ 398.951335] sysfs_create_dir_ns+0x237/0x290 [ 398.955797] ? sysfs_create_mount_point+0xa0/0xa0 [ 398.960667] kobject_add_internal.cold+0xe5/0x5d1 [ 398.965531] kobject_init_and_add+0x101/0x160 [ 398.970031] ? kobject_add_internal+0x380/0x380 [ 398.974703] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 398.974716] ? vsnprintf+0x32a/0x19a0 [ 398.974744] gfs2_sys_fs_add+0x1aa/0x470 [ 398.980682] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 398.984185] ? recover_store+0x160/0x160 [ 398.984204] ? snprintf+0xbb/0xf0 [ 398.984216] ? vscnprintf+0x60/0x80 [ 398.984237] ? set_blocksize+0x2bf/0x340 [ 399.009423] ? memcpy+0x46/0x50 [ 399.012721] fill_super+0x12f5/0x25c0 [ 399.016547] ? gfs2_online_uevent+0x1f0/0x1f0 [ 399.021058] ? snprintf+0xbb/0xf0 [ 399.024519] ? vsprintf+0x40/0x40 [ 399.027974] ? wait_for_completion+0x440/0x440 [ 399.032548] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 399.037645] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 399.042661] ? set_blocksize+0x2bf/0x340 [ 399.046729] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.052266] gfs2_mount+0x504/0x5de [ 399.055886] ? fill_super+0x25c0/0x25c0 [ 399.059870] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.065400] mount_fs+0xa8/0x31f [ 399.068759] vfs_kern_mount.part.0+0x6f/0x410 [ 399.073245] do_mount+0x53e/0x2bc0 [ 399.076789] ? copy_mount_string+0x40/0x40 [ 399.081018] ? copy_mount_options+0x1fb/0x3a0 [ 399.085499] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.091023] ? copy_mount_options+0x280/0x3a0 [ 399.095510] ksys_mount+0xdb/0x150 [ 399.099050] __x64_sys_mount+0xbe/0x150 [ 399.103016] do_syscall_64+0xfd/0x620 [ 399.106824] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 399.112000] RIP: 0033:0x45c47a [ 399.115183] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 399.134076] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 399.141782] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 399.149063] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 399.156344] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 08:49:29 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x0, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) 08:49:30 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:30 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 399.163611] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 399.170867] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 399.309775] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 399.314643] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 399.349134] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 399.368312] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 399.407656] gfs2: fsid=_dev_uinput: Now mounting FS... 08:49:30 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 399.456376] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 399.471602] gfs2: not a GFS2 filesystem [ 399.509851] CPU: 1 PID: 15271 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 399.516824] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 399.526183] Call Trace: [ 399.528781] dump_stack+0x172/0x1f0 [ 399.532424] sysfs_warn_dup.cold+0x1c/0x31 [ 399.536676] sysfs_create_dir_ns+0x237/0x290 [ 399.541101] ? sysfs_create_mount_point+0xa0/0xa0 [ 399.545951] kobject_add_internal.cold+0xe5/0x5d1 [ 399.548000] gfs2: fsid=_dev_uinput: can't read superblock [ 399.550801] kobject_init_and_add+0x101/0x160 [ 399.550815] ? kobject_add_internal+0x380/0x380 [ 399.550835] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 399.550848] ? vsnprintf+0x32a/0x19a0 [ 399.550877] gfs2_sys_fs_add+0x1aa/0x470 [ 399.556435] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 399.560878] ? recover_store+0x160/0x160 [ 399.560895] ? snprintf+0xbb/0xf0 [ 399.560908] ? vscnprintf+0x60/0x80 [ 399.560924] ? set_blocksize+0x2bf/0x340 [ 399.560943] ? memcpy+0x46/0x50 [ 399.560962] fill_super+0x12f5/0x25c0 [ 399.560987] ? gfs2_online_uevent+0x1f0/0x1f0 [ 399.560999] ? snprintf+0xbb/0xf0 [ 399.561016] ? vsprintf+0x40/0x40 [ 399.561034] ? wait_for_completion+0x440/0x440 [ 399.561046] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 399.561060] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 399.561071] ? set_blocksize+0x2bf/0x340 [ 399.561090] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.561106] gfs2_mount+0x504/0x5de [ 399.561122] ? fill_super+0x25c0/0x25c0 [ 399.561162] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.561182] mount_fs+0xa8/0x31f [ 399.561201] vfs_kern_mount.part.0+0x6f/0x410 [ 399.596248] do_mount+0x53e/0x2bc0 [ 399.596269] ? copy_mount_string+0x40/0x40 [ 399.603609] ? _copy_from_user+0xdd/0x150 [ 399.603632] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 399.611883] ? copy_mount_options+0x280/0x3a0 [ 399.611904] ksys_mount+0xdb/0x150 [ 399.611920] __x64_sys_mount+0xbe/0x150 [ 399.611943] do_syscall_64+0xfd/0x620 [ 399.618823] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 399.618837] RIP: 0033:0x45c47a [ 399.628483] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 399.628491] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 399.637547] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 399.637556] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 399.637563] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 08:49:30 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:30 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x02', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 399.637574] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 399.646692] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 399.647117] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 399.680834] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 399.795324] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:49:30 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 399.888537] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:30 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:31 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 400.102247] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 400.148569] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 400.176388] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 400.180612] gfs2: fsid=_dev_uinput: Now mounting FS... [ 400.191818] gfs2: not a GFS2 filesystem 08:49:31 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 400.196209] gfs2: fsid=_dev_uinput: can't read superblock [ 400.202424] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 400.343287] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 400.353497] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 400.382407] gfs2: fsid=_dev_uinput: Now mounting FS... [ 400.389277] CPU: 0 PID: 15329 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 400.396236] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 400.405594] Call Trace: [ 400.408195] dump_stack+0x172/0x1f0 [ 400.410080] gfs2: not a GFS2 filesystem [ 400.411838] sysfs_warn_dup.cold+0x1c/0x31 [ 400.411859] sysfs_create_dir_ns+0x237/0x290 [ 400.411877] ? sysfs_create_mount_point+0xa0/0xa0 [ 400.411908] kobject_add_internal.cold+0xe5/0x5d1 [ 400.411929] kobject_init_and_add+0x101/0x160 [ 400.419954] gfs2: fsid=_dev_uinput: can't read superblock [ 400.420128] ? kobject_add_internal+0x380/0x380 [ 400.436906] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 400.438665] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 400.438681] ? vsnprintf+0x32a/0x19a0 [ 400.438709] gfs2_sys_fs_add+0x1aa/0x470 [ 400.438724] ? recover_store+0x160/0x160 [ 400.472289] ? snprintf+0xbb/0xf0 [ 400.475744] ? vscnprintf+0x60/0x80 [ 400.479381] ? set_blocksize+0x2bf/0x340 [ 400.483449] ? memcpy+0x46/0x50 [ 400.486737] fill_super+0x12f5/0x25c0 [ 400.490552] ? gfs2_online_uevent+0x1f0/0x1f0 [ 400.490568] ? snprintf+0xbb/0xf0 [ 400.490582] ? vsprintf+0x40/0x40 [ 400.490602] ? wait_for_completion+0x440/0x440 [ 400.490614] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 400.490631] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 400.498547] ? set_blocksize+0x2bf/0x340 [ 400.498566] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.498585] gfs2_mount+0x504/0x5de [ 400.498602] ? fill_super+0x25c0/0x25c0 [ 400.498642] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.506641] mount_fs+0xa8/0x31f [ 400.506666] vfs_kern_mount.part.0+0x6f/0x410 [ 400.506688] do_mount+0x53e/0x2bc0 [ 400.506709] ? copy_mount_string+0x40/0x40 [ 400.516794] ? _copy_from_user+0xdd/0x150 [ 400.516816] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 400.516833] ? copy_mount_options+0x280/0x3a0 [ 400.516852] ksys_mount+0xdb/0x150 [ 400.516869] __x64_sys_mount+0xbe/0x150 [ 400.526443] do_syscall_64+0xfd/0x620 [ 400.526465] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 400.526477] RIP: 0033:0x45c47a 08:49:31 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 400.526492] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 400.526503] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 [ 400.534065] ORIG_RAX: 00000000000000a5 [ 400.534075] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 400.534085] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 400.534094] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 400.534102] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 400.534112] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 400.607264] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 400.629751] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:31 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:31 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:31 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:31 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x891d, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) 08:49:31 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 400.766594] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 400.788072] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 400.847676] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 400.881102] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 400.889806] gfs2: fsid=_dev_uinput: Now mounting FS... [ 400.912848] gfs2: not a GFS2 filesystem [ 400.927328] gfs2: fsid=_dev_uinput: can't read superblock [ 400.948539] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:49:31 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 400.973502] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 401.032500] CPU: 0 PID: 15357 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 401.039472] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 401.048845] Call Trace: [ 401.051449] dump_stack+0x172/0x1f0 [ 401.055110] sysfs_warn_dup.cold+0x1c/0x31 [ 401.058589] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 401.060227] sysfs_create_dir_ns+0x237/0x290 [ 401.060246] ? sysfs_create_mount_point+0xa0/0xa0 [ 401.060289] kobject_add_internal.cold+0xe5/0x5d1 [ 401.080937] kobject_init_and_add+0x101/0x160 [ 401.085459] ? kobject_add_internal+0x380/0x380 [ 401.090144] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 401.095705] ? vsnprintf+0x32a/0x19a0 [ 401.099523] gfs2_sys_fs_add+0x1aa/0x470 [ 401.103593] ? recover_store+0x160/0x160 [ 401.107679] ? snprintf+0xbb/0xf0 [ 401.111139] ? vscnprintf+0x60/0x80 [ 401.114771] ? set_blocksize+0x2bf/0x340 [ 401.118869] ? memcpy+0x46/0x50 [ 401.122172] fill_super+0x12f5/0x25c0 [ 401.125997] ? gfs2_online_uevent+0x1f0/0x1f0 [ 401.130499] ? snprintf+0xbb/0xf0 [ 401.133960] ? vsprintf+0x40/0x40 [ 401.137427] ? wait_for_completion+0x440/0x440 [ 401.142018] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 401.147133] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 401.152162] ? set_blocksize+0x2bf/0x340 [ 401.156237] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.161787] gfs2_mount+0x504/0x5de [ 401.161805] ? fill_super+0x25c0/0x25c0 [ 401.161843] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.161866] mount_fs+0xa8/0x31f [ 401.169452] vfs_kern_mount.part.0+0x6f/0x410 [ 401.169474] do_mount+0x53e/0x2bc0 [ 401.169494] ? copy_mount_string+0x40/0x40 [ 401.169520] ? _copy_from_user+0xdd/0x150 [ 401.197384] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.202934] ? copy_mount_options+0x280/0x3a0 [ 401.207435] ksys_mount+0xdb/0x150 [ 401.207453] __x64_sys_mount+0xbe/0x150 [ 401.207472] do_syscall_64+0xfd/0x620 [ 401.218759] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 401.223952] RIP: 0033:0x45c47a [ 401.227150] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 401.229980] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:32 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x891e, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) 08:49:32 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dc") ioctl$KVM_RUN(r2, 0xae80, 0x0) 08:49:32 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 401.246053] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 401.246069] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 401.246077] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 401.246085] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 401.246092] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 401.246101] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff 08:49:32 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 401.287650] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 401.287663] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:49:32 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:32 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x891f, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 401.527969] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 401.542472] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 401.570818] CPU: 1 PID: 15378 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 401.577808] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 401.587170] Call Trace: [ 401.589778] dump_stack+0x172/0x1f0 [ 401.593425] sysfs_warn_dup.cold+0x1c/0x31 [ 401.593449] sysfs_create_dir_ns+0x237/0x290 [ 401.602088] ? sysfs_create_mount_point+0xa0/0xa0 [ 401.606954] kobject_add_internal.cold+0xe5/0x5d1 [ 401.610501] gfs2: fsid=_dev_uinput: Now mounting FS... [ 401.611811] kobject_init_and_add+0x101/0x160 [ 401.611831] ? kobject_add_internal+0x380/0x380 [ 401.621591] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 401.621606] ? vsnprintf+0x32a/0x19a0 [ 401.621630] gfs2_sys_fs_add+0x1aa/0x470 [ 401.621644] ? recover_store+0x160/0x160 [ 401.621660] ? snprintf+0xbb/0xf0 [ 401.621672] ? vscnprintf+0x60/0x80 [ 401.621688] ? set_blocksize+0x2bf/0x340 [ 401.621707] ? memcpy+0x46/0x50 [ 401.639910] gfs2: not a GFS2 filesystem [ 401.643793] fill_super+0x12f5/0x25c0 [ 401.643819] ? gfs2_online_uevent+0x1f0/0x1f0 [ 401.643835] ? snprintf+0xbb/0xf0 [ 401.643848] ? vsprintf+0x40/0x40 [ 401.643866] ? wait_for_completion+0x440/0x440 [ 401.643883] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 401.659690] gfs2: fsid=_dev_uinput: can't read superblock [ 401.664932] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 401.664946] ? set_blocksize+0x2bf/0x340 [ 401.664964] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.664987] gfs2_mount+0x504/0x5de [ 401.665003] ? fill_super+0x25c0/0x25c0 [ 401.665039] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.677179] mount_fs+0xa8/0x31f [ 401.677201] vfs_kern_mount.part.0+0x6f/0x410 [ 401.677220] do_mount+0x53e/0x2bc0 [ 401.686965] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 401.690341] ? copy_mount_string+0x40/0x40 [ 401.690366] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 401.690380] ? copy_mount_options+0x280/0x3a0 [ 401.690400] ksys_mount+0xdb/0x150 [ 401.690418] __x64_sys_mount+0xbe/0x150 [ 401.690438] do_syscall_64+0xfd/0x620 08:49:32 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 401.690459] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 401.690470] RIP: 0033:0x45c47a [ 401.690485] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 401.690494] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 401.690509] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 401.690518] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 401.690527] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 401.690535] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 401.690544] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 401.711658] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 401.719977] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 401.746802] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 401.946193] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 401.993145] CPU: 1 PID: 15378 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 402.000123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 402.009485] Call Trace: [ 402.012092] dump_stack+0x172/0x1f0 [ 402.015738] sysfs_warn_dup.cold+0x1c/0x31 [ 402.019985] sysfs_create_dir_ns+0x237/0x290 [ 402.024408] ? sysfs_create_mount_point+0xa0/0xa0 [ 402.029275] kobject_add_internal.cold+0xe5/0x5d1 [ 402.034137] kobject_init_and_add+0x101/0x160 [ 402.038644] ? kobject_add_internal+0x380/0x380 [ 402.043327] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 402.048870] ? vsnprintf+0x32a/0x19a0 [ 402.052693] gfs2_sys_fs_add+0x1aa/0x470 [ 402.056760] ? recover_store+0x160/0x160 [ 402.060832] ? snprintf+0xbb/0xf0 [ 402.064284] ? vscnprintf+0x60/0x80 [ 402.067920] ? set_blocksize+0x2bf/0x340 [ 402.071990] ? memcpy+0x46/0x50 [ 402.075288] fill_super+0x12f5/0x25c0 [ 402.079111] ? gfs2_online_uevent+0x1f0/0x1f0 [ 402.083613] ? snprintf+0xbb/0xf0 [ 402.087079] ? vsprintf+0x40/0x40 [ 402.090559] ? wait_for_completion+0x440/0x440 [ 402.095142] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 402.100235] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 402.105251] ? set_blocksize+0x2bf/0x340 [ 402.109377] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.114907] gfs2_mount+0x504/0x5de [ 402.118521] ? fill_super+0x25c0/0x25c0 [ 402.122541] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.128090] mount_fs+0xa8/0x31f [ 402.131474] vfs_kern_mount.part.0+0x6f/0x410 [ 402.135174] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 402.135984] do_mount+0x53e/0x2bc0 [ 402.136008] ? copy_mount_string+0x40/0x40 [ 402.150258] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 402.155813] ? copy_mount_options+0x280/0x3a0 [ 402.160326] ksys_mount+0xdb/0x150 [ 402.163882] __x64_sys_mount+0xbe/0x150 [ 402.167867] do_syscall_64+0xfd/0x620 [ 402.171684] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 402.176881] RIP: 0033:0x45c47a [ 402.180083] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 402.198990] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 402.206709] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 402.213984] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 402.221258] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 402.228652] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 402.235930] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff 08:49:33 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x03', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:33 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dc") ioctl$KVM_RUN(r2, 0xae80, 0x0) 08:49:33 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:33 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x8920, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 402.248631] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 402.261726] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 402.268889] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:33 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x03', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:33 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dc") ioctl$KVM_RUN(r2, 0xae80, 0x0) 08:49:33 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:33 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x02', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 402.706485] validate_nla: 4 callbacks suppressed [ 402.706514] netlink: 'syz-executor.2': attribute type 17 has an invalid length. 08:49:33 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x8921, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 402.882932] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:33 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x02', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:34 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) 08:49:34 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 403.195534] netlink: 'syz-executor.3': attribute type 17 has an invalid length. 08:49:34 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 403.326174] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 403.358473] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" 08:49:34 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 403.448071] gfs2: fsid=_dev_uinput: Now mounting FS... 08:49:34 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) [ 403.565358] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 403.570425] gfs2: not a GFS2 filesystem 08:49:34 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 403.630874] gfs2: fsid=_dev_uinput: can't read superblock [ 403.669708] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:49:34 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x8922, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 403.679142] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 403.686744] CPU: 1 PID: 15481 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 403.695417] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 403.704772] Call Trace: [ 403.707374] dump_stack+0x172/0x1f0 [ 403.711047] sysfs_warn_dup.cold+0x1c/0x31 [ 403.715304] sysfs_create_dir_ns+0x237/0x290 [ 403.719742] ? sysfs_create_mount_point+0xa0/0xa0 [ 403.724612] kobject_add_internal.cold+0xe5/0x5d1 [ 403.729470] kobject_init_and_add+0x101/0x160 [ 403.729484] ? kobject_add_internal+0x380/0x380 [ 403.729503] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 403.744186] ? vsnprintf+0x32a/0x19a0 [ 403.748008] gfs2_sys_fs_add+0x1aa/0x470 [ 403.752082] ? recover_store+0x160/0x160 [ 403.756158] ? snprintf+0xbb/0xf0 [ 403.759623] ? vscnprintf+0x60/0x80 [ 403.763264] ? set_blocksize+0x2bf/0x340 [ 403.767350] ? memcpy+0x46/0x50 [ 403.770650] fill_super+0x12f5/0x25c0 [ 403.774480] ? gfs2_online_uevent+0x1f0/0x1f0 [ 403.776424] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 403.778983] ? snprintf+0xbb/0xf0 [ 403.778997] ? vsprintf+0x40/0x40 [ 403.779018] ? wait_for_completion+0x440/0x440 [ 403.779032] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 403.779049] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 403.807105] ? set_blocksize+0x2bf/0x340 [ 403.812580] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.818142] gfs2_mount+0x504/0x5de [ 403.821788] ? fill_super+0x25c0/0x25c0 [ 403.825809] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.831371] mount_fs+0xa8/0x31f [ 403.834760] vfs_kern_mount.part.0+0x6f/0x410 [ 403.839277] do_mount+0x53e/0x2bc0 [ 403.842840] ? retint_kernel+0x2d/0x2d [ 403.846746] ? copy_mount_string+0x40/0x40 [ 403.850991] ? copy_mount_options+0x208/0x3a0 [ 403.855480] ? write_comp_data+0x10/0x70 [ 403.859532] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 403.865063] ? copy_mount_options+0x280/0x3a0 [ 403.869552] ksys_mount+0xdb/0x150 [ 403.873117] __x64_sys_mount+0xbe/0x150 [ 403.877087] do_syscall_64+0xfd/0x620 [ 403.880894] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 403.886067] RIP: 0033:0x45c47a [ 403.889247] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 403.908134] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 403.915841] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 403.923098] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 403.930353] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 403.937609] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 403.944865] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 404.081460] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. 08:49:35 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) [ 404.133593] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 404.142701] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" 08:49:35 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 404.178021] gfs2: fsid=_dev_uinput: Now mounting FS... [ 404.185984] bridge0: mtu less than device minimum [ 404.192410] gfs2: not a GFS2 filesystem [ 404.196515] gfs2: fsid=_dev_uinput: can't read superblock [ 404.202724] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 404.206815] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 404.283105] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 404.321703] CPU: 0 PID: 15481 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 404.328668] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 404.338019] Call Trace: [ 404.340611] dump_stack+0x172/0x1f0 [ 404.344236] sysfs_warn_dup.cold+0x1c/0x31 [ 404.348481] sysfs_create_dir_ns+0x237/0x290 [ 404.352878] ? sysfs_create_mount_point+0xa0/0xa0 [ 404.357721] kobject_add_internal.cold+0xe5/0x5d1 [ 404.362570] kobject_init_and_add+0x101/0x160 [ 404.367056] ? kobject_add_internal+0x380/0x380 [ 404.371714] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 404.377250] ? vsnprintf+0x32a/0x19a0 [ 404.381829] gfs2_sys_fs_add+0x1aa/0x470 [ 404.385876] ? recover_store+0x160/0x160 [ 404.389930] ? snprintf+0xbb/0xf0 [ 404.393369] ? vscnprintf+0x60/0x80 [ 404.396985] ? set_blocksize+0x2bf/0x340 [ 404.401037] ? memcpy+0x46/0x50 [ 404.404317] fill_super+0x12f5/0x25c0 [ 404.408113] ? gfs2_online_uevent+0x1f0/0x1f0 [ 404.412594] ? snprintf+0xbb/0xf0 [ 404.416032] ? vsprintf+0x40/0x40 [ 404.419477] ? wait_for_completion+0x440/0x440 [ 404.424054] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 404.429144] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 404.434148] ? set_blocksize+0x2bf/0x340 [ 404.438198] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.443723] gfs2_mount+0x504/0x5de [ 404.447338] ? fill_super+0x25c0/0x25c0 [ 404.451318] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.456847] mount_fs+0xa8/0x31f [ 404.460203] vfs_kern_mount.part.0+0x6f/0x410 [ 404.464699] do_mount+0x53e/0x2bc0 [ 404.468226] ? retint_kernel+0x2d/0x2d [ 404.472106] ? copy_mount_string+0x40/0x40 [ 404.476331] ? audit_add_tree_rule.cold+0x3d/0x3d [ 404.481161] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 404.486683] ? copy_mount_options+0x280/0x3a0 [ 404.491172] ksys_mount+0xdb/0x150 [ 404.494701] __x64_sys_mount+0xbe/0x150 [ 404.498680] do_syscall_64+0xfd/0x620 [ 404.502481] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 404.507658] RIP: 0033:0x45c47a [ 404.510840] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 404.529726] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 404.537423] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 404.544676] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 404.551942] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 404.559295] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 404.566638] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff 08:49:35 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x01', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 404.591348] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 404.604345] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:49:35 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:35 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x8923, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 404.654488] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 404.690762] netlink: 'syz-executor.2': attribute type 17 has an invalid length. 08:49:35 executing program 4: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:35 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:35 executing program 4: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 404.874397] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:35 executing program 4 (fault-call:7 fault-nth:0): r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) 08:49:35 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 405.032456] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 405.095096] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 405.129140] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:36 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x8924, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 405.182888] gfs2: fsid=_dev_uinput: Now mounting FS... [ 405.237062] gfs2: not a GFS2 filesystem [ 405.270599] gfs2: fsid=_dev_uinput: can't read superblock [ 405.276901] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 405.293209] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 405.329975] CPU: 1 PID: 15543 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 405.336943] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 405.346334] Call Trace: [ 405.348951] dump_stack+0x172/0x1f0 [ 405.349123] FAULT_INJECTION: forcing a failure. [ 405.349123] name failslab, interval 1, probability 0, space 0, times 0 [ 405.352594] sysfs_warn_dup.cold+0x1c/0x31 [ 405.352614] sysfs_create_dir_ns+0x237/0x290 [ 405.352631] ? sysfs_create_mount_point+0xa0/0xa0 [ 405.352660] kobject_add_internal.cold+0xe5/0x5d1 [ 405.352681] kobject_init_and_add+0x101/0x160 [ 405.352697] ? kobject_add_internal+0x380/0x380 [ 405.352715] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 405.352729] ? vsnprintf+0x32a/0x19a0 [ 405.352752] gfs2_sys_fs_add+0x1aa/0x470 [ 405.352767] ? recover_store+0x160/0x160 [ 405.352782] ? snprintf+0xbb/0xf0 [ 405.352793] ? vscnprintf+0x60/0x80 [ 405.352807] ? set_blocksize+0x2bf/0x340 [ 405.352823] ? memcpy+0x46/0x50 [ 405.352841] fill_super+0x12f5/0x25c0 [ 405.352883] ? gfs2_online_uevent+0x1f0/0x1f0 [ 405.352899] ? snprintf+0xbb/0xf0 [ 405.352914] ? vsprintf+0x40/0x40 [ 405.352936] ? wait_for_completion+0x440/0x440 [ 405.352949] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 405.352961] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 405.352973] ? set_blocksize+0x2bf/0x340 [ 405.352997] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.373464] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 405.377990] gfs2_mount+0x504/0x5de [ 405.378008] ? fill_super+0x25c0/0x25c0 [ 405.392923] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 405.397530] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.397550] mount_fs+0xa8/0x31f [ 405.397570] vfs_kern_mount.part.0+0x6f/0x410 [ 405.498081] do_mount+0x53e/0x2bc0 [ 405.501640] ? copy_mount_string+0x40/0x40 [ 405.505883] ? _copy_from_user+0xdd/0x150 [ 405.510043] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.515590] ? copy_mount_options+0x280/0x3a0 [ 405.520103] ksys_mount+0xdb/0x150 [ 405.523658] __x64_sys_mount+0xbe/0x150 [ 405.527637] do_syscall_64+0xfd/0x620 [ 405.531443] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 405.536632] RIP: 0033:0x45c47a [ 405.539821] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 405.558860] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 405.566582] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 405.573855] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 08:49:36 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 405.581124] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 405.588392] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 405.595666] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 405.608781] CPU: 1 PID: 15547 Comm: syz-executor.4 Not tainted 4.19.75 #0 [ 405.615740] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 405.625095] Call Trace: [ 405.627695] dump_stack+0x172/0x1f0 08:49:36 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x8927, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 405.631340] should_fail.cold+0xa/0x1b [ 405.635238] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 405.640349] ? lock_downgrade+0x810/0x810 [ 405.644522] __should_failslab+0x121/0x190 [ 405.648768] should_failslab+0x9/0x14 [ 405.652572] kmem_cache_alloc+0x2ae/0x700 [ 405.656723] ? __lock_acquire+0x6ee/0x49c0 [ 405.661056] mmu_topup_memory_caches+0x97/0x3a0 [ 405.665736] kvm_mmu_load+0x21/0xf60 [ 405.669454] ? mark_held_locks+0x100/0x100 [ 405.673706] vcpu_enter_guest+0x3ac5/0x5ed0 [ 405.678038] ? mark_held_locks+0x100/0x100 [ 405.682339] ? kvm_vcpu_ioctl+0x181/0xf90 [ 405.686497] ? emulator_read_emulated+0x50/0x50 [ 405.691176] ? lock_acquire+0x16f/0x3f0 [ 405.695156] ? kvm_arch_vcpu_ioctl_run+0x274/0x16b0 [ 405.700192] kvm_arch_vcpu_ioctl_run+0x457/0x16b0 [ 405.705055] ? kvm_arch_vcpu_ioctl_run+0x457/0x16b0 [ 405.710093] kvm_vcpu_ioctl+0x4dc/0xf90 [ 405.714082] ? kvm_vcpu_block+0xcc0/0xcc0 [ 405.718237] ? mark_held_locks+0x100/0x100 [ 405.722480] ? proc_cwd_link+0x1d0/0x1d0 [ 405.726548] ? __f_unlock_pos+0x19/0x20 08:49:36 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x8929, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 405.730527] ? find_held_lock+0x35/0x130 [ 405.734594] ? __fget+0x340/0x540 [ 405.738052] ? find_held_lock+0x35/0x130 [ 405.742118] ? __fget+0x340/0x540 [ 405.745577] ? kvm_vcpu_block+0xcc0/0xcc0 [ 405.749728] do_vfs_ioctl+0xd5f/0x1380 [ 405.753624] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.759177] ? selinux_file_ioctl+0x125/0x5e0 [ 405.763685] ? ioctl_preallocate+0x210/0x210 [ 405.768104] ? selinux_file_mprotect+0x620/0x620 [ 405.772875] ? iterate_fd+0x360/0x360 [ 405.776686] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 405.782228] ? fput+0x128/0x1a0 [ 405.785518] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 405.791060] ? security_file_ioctl+0x8d/0xc0 [ 405.795480] ksys_ioctl+0xab/0xd0 [ 405.798948] __x64_sys_ioctl+0x73/0xb0 [ 405.802849] do_syscall_64+0xfd/0x620 [ 405.806664] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 405.811858] RIP: 0033:0x459a29 08:49:36 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x8930, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 405.815057] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 405.833964] RSP: 002b:00007fd76dd70c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 405.841681] RAX: ffffffffffffffda RBX: 00007fd76dd70c90 RCX: 0000000000459a29 [ 405.848954] RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000005 [ 405.856221] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 405.863496] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd76dd716d4 [ 405.870775] R13: 00000000004c2ddb R14: 00000000004d6618 R15: 0000000000000006 [ 405.884300] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 405.945275] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 405.949226] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 405.986050] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 405.989130] gfs2: fsid=_dev_uinput: Now mounting FS... [ 406.005956] gfs2: not a GFS2 filesystem [ 406.010146] gfs2: fsid=_dev_uinput: can't read superblock [ 406.017193] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 406.125458] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:37 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:37 executing program 4 (fault-call:7 fault-nth:1): r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) 08:49:37 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:37 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x8931, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) 08:49:37 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 406.357196] FAULT_INJECTION: forcing a failure. [ 406.357196] name failslab, interval 1, probability 0, space 0, times 0 [ 406.374527] CPU: 0 PID: 15580 Comm: syz-executor.4 Not tainted 4.19.75 #0 [ 406.380719] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 406.381473] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 406.381479] Call Trace: [ 406.381508] dump_stack+0x172/0x1f0 [ 406.404497] should_fail.cold+0xa/0x1b [ 406.408392] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 406.413502] ? lock_downgrade+0x810/0x810 [ 406.417665] __should_failslab+0x121/0x190 [ 406.418243] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 406.421918] should_failslab+0x9/0x14 [ 406.421930] kmem_cache_alloc+0x2ae/0x700 [ 406.421944] ? __lock_acquire+0x6ee/0x49c0 [ 406.421973] mmu_topup_memory_caches+0x97/0x3a0 [ 406.421990] kvm_mmu_load+0x21/0xf60 [ 406.448956] ? mark_held_locks+0x100/0x100 [ 406.453203] vcpu_enter_guest+0x3ac5/0x5ed0 [ 406.457524] ? mark_held_locks+0x100/0x100 [ 406.461757] ? kvm_vcpu_ioctl+0x181/0xf90 [ 406.465918] ? emulator_read_emulated+0x50/0x50 [ 406.470594] ? lock_acquire+0x16f/0x3f0 [ 406.474568] ? kvm_arch_vcpu_ioctl_run+0x274/0x16b0 [ 406.479594] kvm_arch_vcpu_ioctl_run+0x457/0x16b0 [ 406.484436] ? kvm_arch_vcpu_ioctl_run+0x457/0x16b0 [ 406.489468] kvm_vcpu_ioctl+0x4dc/0xf90 [ 406.493458] ? kvm_vcpu_block+0xcc0/0xcc0 [ 406.498135] ? mark_held_locks+0x100/0x100 [ 406.502365] ? proc_cwd_link+0x1d0/0x1d0 [ 406.506413] ? __f_unlock_pos+0x19/0x20 [ 406.510400] ? find_held_lock+0x35/0x130 [ 406.514455] ? __fget+0x340/0x540 [ 406.517893] ? find_held_lock+0x35/0x130 [ 406.521962] ? __fget+0x340/0x540 [ 406.525400] ? kvm_vcpu_block+0xcc0/0xcc0 [ 406.529530] do_vfs_ioctl+0xd5f/0x1380 [ 406.533402] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.538922] ? selinux_file_ioctl+0x125/0x5e0 [ 406.543429] ? ioctl_preallocate+0x210/0x210 [ 406.547831] ? selinux_file_mprotect+0x620/0x620 [ 406.552574] ? iterate_fd+0x360/0x360 [ 406.556358] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 406.561886] ? fput+0x128/0x1a0 [ 406.565148] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.570677] ? security_file_ioctl+0x8d/0xc0 [ 406.575071] ksys_ioctl+0xab/0xd0 [ 406.578509] __x64_sys_ioctl+0x73/0xb0 [ 406.582638] do_syscall_64+0xfd/0x620 [ 406.586434] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 406.591606] RIP: 0033:0x459a29 08:49:37 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x8932, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 406.594784] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 406.613666] RSP: 002b:00007fd76dd91c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 406.621360] RAX: ffffffffffffffda RBX: 00007fd76dd91c90 RCX: 0000000000459a29 [ 406.628620] RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000005 [ 406.635958] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 406.643212] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd76dd926d4 [ 406.650476] R13: 00000000004c2ddb R14: 00000000004d6618 R15: 0000000000000006 [ 406.693538] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 406.709247] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" 08:49:37 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 406.744612] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 406.776917] gfs2: fsid=_dev_uinput: Now mounting FS... [ 406.785020] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' 08:49:37 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x8933, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) 08:49:37 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 406.810698] gfs2: not a GFS2 filesystem 08:49:37 executing program 4 (fault-call:7 fault-nth:2): r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 406.849704] CPU: 1 PID: 15594 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 406.852795] gfs2: fsid=_dev_uinput: can't read superblock [ 406.856675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 406.856682] Call Trace: [ 406.856710] dump_stack+0x172/0x1f0 [ 406.856737] sysfs_warn_dup.cold+0x1c/0x31 [ 406.882064] sysfs_create_dir_ns+0x237/0x290 [ 406.886497] ? sysfs_create_mount_point+0xa0/0xa0 [ 406.891366] kobject_add_internal.cold+0xe5/0x5d1 [ 406.894432] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 406.896228] kobject_init_and_add+0x101/0x160 [ 406.896245] ? kobject_add_internal+0x380/0x380 [ 406.896264] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 406.896279] ? vsnprintf+0x32a/0x19a0 [ 406.920729] gfs2_sys_fs_add+0x1aa/0x470 [ 406.924820] ? recover_store+0x160/0x160 [ 406.928897] ? snprintf+0xbb/0xf0 [ 406.932364] ? vscnprintf+0x60/0x80 [ 406.936003] ? set_blocksize+0x2bf/0x340 [ 406.940081] ? memcpy+0x46/0x50 [ 406.943403] fill_super+0x12f5/0x25c0 [ 406.947231] ? gfs2_online_uevent+0x1f0/0x1f0 [ 406.951747] ? snprintf+0xbb/0xf0 [ 406.955210] ? vsprintf+0x40/0x40 [ 406.958776] ? wait_for_completion+0x440/0x440 [ 406.963378] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 406.965486] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 406.968505] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 406.968522] ? set_blocksize+0x2bf/0x340 [ 406.968539] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 406.968561] gfs2_mount+0x504/0x5de [ 406.993400] ? fill_super+0x25c0/0x25c0 [ 406.997396] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.002937] mount_fs+0xa8/0x31f [ 407.006302] vfs_kern_mount.part.0+0x6f/0x410 [ 407.010814] do_mount+0x53e/0x2bc0 [ 407.014349] ? copy_mount_string+0x40/0x40 [ 407.018590] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 407.024116] ? copy_mount_options+0x280/0x3a0 [ 407.028613] ksys_mount+0xdb/0x150 [ 407.032144] __x64_sys_mount+0xbe/0x150 [ 407.036134] do_syscall_64+0xfd/0x620 [ 407.039925] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 407.045106] RIP: 0033:0x45c47a [ 407.048297] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 407.067192] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 407.074896] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 407.082198] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 407.089465] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 407.096731] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 407.103987] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff 08:49:38 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x8937, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) 08:49:38 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 407.255377] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 407.344247] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 407.448549] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 407.528737] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 407.537489] gfs2: fsid=_dev_uinput: Now mounting FS... [ 407.550650] gfs2: not a GFS2 filesystem [ 407.554828] gfs2: fsid=_dev_uinput: can't read superblock [ 407.566822] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:49:38 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:38 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x02', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:38 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:38 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0x2, 0x0) 08:49:38 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x8942, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) 08:49:38 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 407.712915] validate_nla: 2 callbacks suppressed [ 407.712943] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 407.877098] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 407.906799] gfs2: fsid=_dev_uinput: Now mounting FS... 08:49:38 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 407.933639] gfs2: not a GFS2 filesystem [ 407.944984] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 407.951739] gfs2: fsid=_dev_uinput: can't read superblock [ 407.951749] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:49:39 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0x4b47, 0x0) [ 408.151162] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 408.160161] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 408.170463] CPU: 1 PID: 15658 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 408.177425] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 408.186786] Call Trace: [ 408.189392] dump_stack+0x172/0x1f0 [ 408.193041] sysfs_warn_dup.cold+0x1c/0x31 [ 408.197293] sysfs_create_dir_ns+0x237/0x290 [ 408.201719] ? sysfs_create_mount_point+0xa0/0xa0 [ 408.206590] kobject_add_internal.cold+0xe5/0x5d1 [ 408.211465] kobject_init_and_add+0x101/0x160 [ 408.215975] ? kobject_add_internal+0x380/0x380 [ 408.220664] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 408.226212] ? vsnprintf+0x32a/0x19a0 [ 408.230042] gfs2_sys_fs_add+0x1aa/0x470 [ 408.233822] gfs2: fsid=_dev_uinput: Now mounting FS... [ 408.234119] ? recover_store+0x160/0x160 [ 408.243445] ? snprintf+0xbb/0xf0 [ 408.246913] ? vscnprintf+0x60/0x80 [ 408.250560] ? set_blocksize+0x2bf/0x340 [ 408.254638] ? memcpy+0x46/0x50 [ 408.257934] fill_super+0x12f5/0x25c0 [ 408.261769] ? gfs2_online_uevent+0x1f0/0x1f0 [ 408.264452] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 408.266271] ? snprintf+0xbb/0xf0 [ 408.266286] ? vsprintf+0x40/0x40 [ 408.266308] ? wait_for_completion+0x440/0x440 [ 408.266321] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 408.266343] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 408.295351] ? set_blocksize+0x2bf/0x340 [ 408.299428] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.304979] gfs2_mount+0x504/0x5de [ 408.308600] ? fill_super+0x25c0/0x25c0 [ 408.312590] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.318137] mount_fs+0xa8/0x31f [ 408.321505] vfs_kern_mount.part.0+0x6f/0x410 [ 408.326353] do_mount+0x53e/0x2bc0 [ 408.329886] ? copy_mount_string+0x40/0x40 [ 408.334122] ? _copy_from_user+0xdd/0x150 [ 408.338264] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.343790] ? copy_mount_options+0x280/0x3a0 [ 408.348278] ksys_mount+0xdb/0x150 [ 408.351820] __x64_sys_mount+0xbe/0x150 [ 408.355787] do_syscall_64+0xfd/0x620 [ 408.359580] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 408.364754] RIP: 0033:0x45c47a [ 408.367937] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 408.387524] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 408.395224] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a 08:49:39 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x8943, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 408.402479] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 408.409746] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 408.417004] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 408.424260] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 408.439749] gfs2: not a GFS2 filesystem [ 408.444182] gfs2: fsid=_dev_uinput: can't read superblock [ 408.450165] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:49:39 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 408.564051] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 408.594934] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:39 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 408.623183] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 408.648810] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:49:39 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:39 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0x4b49, 0x0) [ 408.767040] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 408.781713] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 408.789894] gfs2: fsid=_dev_uinput: Now mounting FS... [ 408.827386] gfs2: not a GFS2 filesystem [ 408.848107] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 408.872004] gfs2: fsid=_dev_uinput: can't read superblock [ 408.878957] CPU: 1 PID: 15687 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 408.885910] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 408.895270] Call Trace: [ 408.897882] dump_stack+0x172/0x1f0 [ 408.901535] sysfs_warn_dup.cold+0x1c/0x31 [ 408.905786] sysfs_create_dir_ns+0x237/0x290 [ 408.910213] ? sysfs_create_mount_point+0xa0/0xa0 [ 408.915081] kobject_add_internal.cold+0xe5/0x5d1 [ 408.919942] kobject_init_and_add+0x101/0x160 [ 408.924445] ? kobject_add_internal+0x380/0x380 [ 408.929125] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 408.934668] ? vsnprintf+0x32a/0x19a0 [ 408.938484] gfs2_sys_fs_add+0x1aa/0x470 [ 408.942553] ? recover_store+0x160/0x160 [ 408.946626] ? snprintf+0xbb/0xf0 [ 408.950082] ? vscnprintf+0x60/0x80 [ 408.953716] ? set_blocksize+0x2bf/0x340 [ 408.957789] ? memcpy+0x46/0x50 [ 408.961107] fill_super+0x12f5/0x25c0 [ 408.964932] ? gfs2_online_uevent+0x1f0/0x1f0 [ 408.969435] ? snprintf+0xbb/0xf0 [ 408.972893] ? vsprintf+0x40/0x40 [ 408.976369] ? wait_for_completion+0x440/0x440 [ 408.980956] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 408.986062] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 408.991081] ? set_blocksize+0x2bf/0x340 08:49:39 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 408.995162] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 408.998686] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 409.000711] gfs2_mount+0x504/0x5de [ 409.000727] ? fill_super+0x25c0/0x25c0 [ 409.000769] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.000793] mount_fs+0xa8/0x31f [ 409.000815] vfs_kern_mount.part.0+0x6f/0x410 [ 409.000836] do_mount+0x53e/0x2bc0 [ 409.000859] ? copy_mount_string+0x40/0x40 [ 409.000882] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 409.000898] ? copy_mount_options+0x280/0x3a0 [ 409.000918] ksys_mount+0xdb/0x150 [ 409.000936] __x64_sys_mount+0xbe/0x150 [ 409.000956] do_syscall_64+0xfd/0x620 [ 409.000977] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 409.000990] RIP: 0033:0x45c47a [ 409.001004] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 409.001012] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 409.001028] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 409.001037] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 409.001046] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 409.001054] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 08:49:40 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 409.001063] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 409.059344] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 409.094705] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 409.137469] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 409.213734] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:49:40 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 409.304332] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 409.331155] gfs2: fsid=_dev_uinput: Now mounting FS... [ 409.345788] gfs2: not a GFS2 filesystem 08:49:40 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0x541b, 0x0) [ 409.393891] gfs2: fsid=_dev_uinput: can't read superblock [ 409.406309] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 409.424785] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 409.473592] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 409.482394] gfs2: fsid=_dev_uinput: Now mounting FS... [ 409.488338] gfs2: not a GFS2 filesystem [ 409.492901] gfs2: fsid=_dev_uinput: can't read superblock [ 409.506151] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:49:40 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x01', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:40 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0x5421, 0x0) [ 409.666975] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 409.711897] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 409.723048] gfs2: fsid=_dev_uinput: Now mounting FS... [ 409.729059] gfs2: not a GFS2 filesystem [ 409.733368] gfs2: fsid=_dev_uinput: can't read superblock [ 409.739345] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:49:40 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x03', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:40 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x03', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:40 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0x5450, 0x0) [ 410.071610] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 410.085933] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:41 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:41 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x8947, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) 08:49:41 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:41 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x8948, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) 08:49:41 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x02', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:41 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0x5451, 0x0) 08:49:41 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 410.314952] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 410.365197] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 410.572863] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 410.618257] gfs2: fsid=_dev_uinput: Now mounting FS... [ 410.655547] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 410.669645] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 410.678399] gfs2: not a GFS2 filesystem 08:49:41 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x8949, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) 08:49:41 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:41 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 410.722562] gfs2: fsid=_dev_uinput: can't read superblock 08:49:41 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:41 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0x5452, 0x0) [ 410.779785] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 410.859001] netlink: 'syz-executor.3': attribute type 17 has an invalid length. 08:49:41 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x894a, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 410.909550] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 410.986566] CPU: 1 PID: 15808 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 410.993676] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 411.003038] Call Trace: [ 411.005640] dump_stack+0x172/0x1f0 [ 411.009300] sysfs_warn_dup.cold+0x1c/0x31 [ 411.013549] sysfs_create_dir_ns+0x237/0x290 [ 411.018003] ? sysfs_create_mount_point+0xa0/0xa0 [ 411.022872] kobject_add_internal.cold+0xe5/0x5d1 [ 411.027730] kobject_init_and_add+0x101/0x160 [ 411.032233] ? kobject_add_internal+0x380/0x380 [ 411.036708] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 411.036908] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 411.036924] ? vsnprintf+0x32a/0x19a0 [ 411.036954] gfs2_sys_fs_add+0x1aa/0x470 [ 411.056817] ? recover_store+0x160/0x160 [ 411.060909] ? snprintf+0xbb/0xf0 [ 411.064456] ? vscnprintf+0x60/0x80 [ 411.068094] ? set_blocksize+0x2bf/0x340 [ 411.072173] ? memcpy+0x46/0x50 [ 411.075466] fill_super+0x12f5/0x25c0 [ 411.079288] ? gfs2_online_uevent+0x1f0/0x1f0 [ 411.083790] ? snprintf+0xbb/0xf0 [ 411.087262] ? vsprintf+0x40/0x40 [ 411.090733] ? wait_for_completion+0x440/0x440 [ 411.095328] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 411.100435] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 411.105460] ? set_blocksize+0x2bf/0x340 [ 411.109534] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.115077] gfs2_mount+0x504/0x5de [ 411.118710] ? fill_super+0x25c0/0x25c0 [ 411.122719] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.128275] mount_fs+0xa8/0x31f [ 411.131660] vfs_kern_mount.part.0+0x6f/0x410 [ 411.136166] do_mount+0x53e/0x2bc0 [ 411.139717] ? copy_mount_string+0x40/0x40 [ 411.143970] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.149517] ? copy_mount_options+0x280/0x3a0 [ 411.154026] ksys_mount+0xdb/0x150 [ 411.157706] __x64_sys_mount+0xbe/0x150 [ 411.161694] do_syscall_64+0xfd/0x620 [ 411.165505] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 411.170703] RIP: 0033:0x45c47a [ 411.173902] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 411.192809] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 411.200532] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 411.207808] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 411.208726] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 411.215080] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 411.215089] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 411.215098] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff 08:49:42 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x03', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:42 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 411.335462] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:42 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0x5460, 0x0) [ 411.568687] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 411.630514] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:49:42 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x8970, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) 08:49:42 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:42 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 411.828967] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 411.858615] gfs2: fsid=_dev_uinput: Now mounting FS... [ 411.868299] gfs2: not a GFS2 filesystem [ 411.877653] gfs2: fsid=_dev_uinput: can't read superblock [ 411.878408] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 411.895550] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 411.916224] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 411.963327] CPU: 0 PID: 15852 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 411.970300] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 411.979663] Call Trace: [ 411.982269] dump_stack+0x172/0x1f0 [ 411.985914] sysfs_warn_dup.cold+0x1c/0x31 [ 411.990166] sysfs_create_dir_ns+0x237/0x290 [ 411.995026] ? sysfs_create_mount_point+0xa0/0xa0 [ 411.999904] kobject_add_internal.cold+0xe5/0x5d1 [ 412.004765] kobject_init_and_add+0x101/0x160 [ 412.009274] ? kobject_add_internal+0x380/0x380 [ 412.013959] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 412.019507] ? vsnprintf+0x32a/0x19a0 [ 412.023328] gfs2_sys_fs_add+0x1aa/0x470 [ 412.027403] ? recover_store+0x160/0x160 [ 412.031475] ? snprintf+0xbb/0xf0 [ 412.034933] ? vscnprintf+0x60/0x80 [ 412.038568] ? set_blocksize+0x2bf/0x340 [ 412.042641] ? memcpy+0x46/0x50 [ 412.045934] fill_super+0x12f5/0x25c0 [ 412.049756] ? gfs2_online_uevent+0x1f0/0x1f0 [ 412.054259] ? snprintf+0xbb/0xf0 [ 412.057717] ? vsprintf+0x40/0x40 [ 412.061187] ? wait_for_completion+0x440/0x440 [ 412.062462] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 412.065783] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 412.065799] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 412.065813] ? set_blocksize+0x2bf/0x340 [ 412.065830] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.091994] gfs2_mount+0x504/0x5de [ 412.095640] ? fill_super+0x25c0/0x25c0 [ 412.099669] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.105226] mount_fs+0xa8/0x31f [ 412.108607] vfs_kern_mount.part.0+0x6f/0x410 08:49:42 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0x40049409, 0x0) [ 412.108628] do_mount+0x53e/0x2bc0 [ 412.108649] ? copy_mount_string+0x40/0x40 [ 412.116665] ? _copy_from_user+0xdd/0x150 [ 412.116687] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.116701] ? copy_mount_options+0x280/0x3a0 [ 412.116720] ksys_mount+0xdb/0x150 [ 412.125083] __x64_sys_mount+0xbe/0x150 [ 412.125104] do_syscall_64+0xfd/0x620 [ 412.125123] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 412.125137] RIP: 0033:0x45c47a 08:49:43 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 412.135134] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 412.135143] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 412.135160] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 412.135169] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 412.135181] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 08:49:43 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x8971, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 412.142662] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 412.142671] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 412.212489] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 412.243085] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 412.302435] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 412.327522] gfs2: fsid=_dev_uinput: Now mounting FS... [ 412.359550] gfs2: not a GFS2 filesystem [ 412.386921] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 412.392522] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 412.399018] gfs2: fsid=_dev_uinput: can't read superblock [ 412.418135] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 412.434212] CPU: 1 PID: 15847 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 412.441274] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 412.450630] Call Trace: [ 412.453233] dump_stack+0x172/0x1f0 [ 412.456882] sysfs_warn_dup.cold+0x1c/0x31 [ 412.461134] sysfs_create_dir_ns+0x237/0x290 [ 412.465557] ? sysfs_create_mount_point+0xa0/0xa0 [ 412.470426] kobject_add_internal.cold+0xe5/0x5d1 [ 412.475285] kobject_init_and_add+0x101/0x160 [ 412.479797] ? kobject_add_internal+0x380/0x380 [ 412.484486] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 412.490032] ? vsnprintf+0x32a/0x19a0 [ 412.493853] gfs2_sys_fs_add+0x1aa/0x470 [ 412.497921] ? recover_store+0x160/0x160 [ 412.501995] ? snprintf+0xbb/0xf0 [ 412.505458] ? vscnprintf+0x60/0x80 [ 412.509092] ? set_blocksize+0x2bf/0x340 [ 412.513166] ? memcpy+0x46/0x50 [ 412.516460] fill_super+0x12f5/0x25c0 [ 412.520282] ? gfs2_online_uevent+0x1f0/0x1f0 [ 412.524790] ? snprintf+0xbb/0xf0 [ 412.528247] ? vsprintf+0x40/0x40 [ 412.531720] ? wait_for_completion+0x440/0x440 [ 412.536306] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 412.541416] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 412.546445] ? set_blocksize+0x2bf/0x340 [ 412.550514] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.556060] gfs2_mount+0x504/0x5de [ 412.559697] ? fill_super+0x25c0/0x25c0 [ 412.563709] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.569254] mount_fs+0xa8/0x31f [ 412.569274] vfs_kern_mount.part.0+0x6f/0x410 [ 412.577117] do_mount+0x53e/0x2bc0 [ 412.577140] ? copy_mount_string+0x40/0x40 [ 412.577163] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.584905] ? copy_mount_options+0x280/0x3a0 [ 412.594905] ksys_mount+0xdb/0x150 [ 412.594926] __x64_sys_mount+0xbe/0x150 [ 412.594943] do_syscall_64+0xfd/0x620 [ 412.594962] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 412.602446] RIP: 0033:0x45c47a [ 412.602462] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 412.602470] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 412.602486] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 412.602494] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 412.602502] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 412.602510] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 412.602518] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 412.618672] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:43 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0x4004ae8b, 0x0) 08:49:43 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:43 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x8990, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 412.686938] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 412.713439] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:49:43 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:43 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 412.816091] validate_nla: 4 callbacks suppressed [ 412.816117] netlink: 'syz-executor.2': attribute type 17 has an invalid length. 08:49:43 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x02', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 412.907776] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 412.927492] gfs2: fsid=_dev_uinput: Now mounting FS... [ 412.947234] gfs2: not a GFS2 filesystem 08:49:43 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0x4004ae99, 0x0) [ 412.957498] gfs2: fsid=_dev_uinput: can't read superblock [ 412.968589] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 413.064744] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 413.211566] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 413.254509] gfs2: fsid=_dev_uinput: Now mounting FS... 08:49:44 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\xc0', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 413.297692] gfs2: not a GFS2 filesystem [ 413.311400] gfs2: fsid=_dev_uinput: can't read superblock 08:49:44 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0x40086602, 0x0) [ 413.339390] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 413.391828] netlink: 'syz-executor.3': attribute type 17 has an invalid length. 08:49:44 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:44 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 413.577940] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:44 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x8992, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 413.689525] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 413.708153] gfs2: fsid=_dev_uinput: Now mounting FS... [ 413.720461] gfs2: not a GFS2 filesystem [ 413.724469] gfs2: fsid=_dev_uinput: can't read superblock [ 413.730017] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:49:44 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:44 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 413.779251] netlink: 'syz-executor.2': attribute type 17 has an invalid length. 08:49:44 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0x40087602, 0x0) [ 413.928648] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 413.954979] gfs2: fsid=_dev_uinput: Now mounting FS... [ 413.966089] gfs2: not a GFS2 filesystem [ 413.978714] gfs2: fsid=_dev_uinput: can't read superblock [ 413.985043] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 414.011646] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 414.046705] CPU: 1 PID: 15931 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 414.053688] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 414.053695] Call Trace: [ 414.053719] dump_stack+0x172/0x1f0 [ 414.053740] sysfs_warn_dup.cold+0x1c/0x31 [ 414.053757] sysfs_create_dir_ns+0x237/0x290 [ 414.053772] ? sysfs_create_mount_point+0xa0/0xa0 [ 414.053800] kobject_add_internal.cold+0xe5/0x5d1 [ 414.053819] kobject_init_and_add+0x101/0x160 [ 414.053834] ? kobject_add_internal+0x380/0x380 [ 414.053854] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 414.053868] ? vsnprintf+0x32a/0x19a0 [ 414.053891] gfs2_sys_fs_add+0x1aa/0x470 [ 414.053904] ? recover_store+0x160/0x160 [ 414.053918] ? snprintf+0xbb/0xf0 [ 414.053938] ? vscnprintf+0x60/0x80 [ 414.053956] ? set_blocksize+0x2bf/0x340 [ 414.053974] ? memcpy+0x46/0x50 [ 414.053998] fill_super+0x12f5/0x25c0 [ 414.074752] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 414.078188] ? gfs2_online_uevent+0x1f0/0x1f0 [ 414.078206] ? snprintf+0xbb/0xf0 [ 414.078221] ? vsprintf+0x40/0x40 [ 414.078246] ? wait_for_completion+0x440/0x440 [ 414.106376] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 414.106394] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 414.106409] ? set_blocksize+0x2bf/0x340 [ 414.106429] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.174900] gfs2_mount+0x504/0x5de [ 414.178566] ? fill_super+0x25c0/0x25c0 [ 414.182595] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.188259] mount_fs+0xa8/0x31f [ 414.191650] vfs_kern_mount.part.0+0x6f/0x410 [ 414.196168] do_mount+0x53e/0x2bc0 [ 414.199724] ? retint_kernel+0x2d/0x2d [ 414.203626] ? copy_mount_string+0x40/0x40 [ 414.207873] ? copy_mount_options+0x1ea/0x3a0 [ 414.212384] ? __sanitizer_cov_trace_pc+0x48/0x50 [ 414.217235] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.222782] ? copy_mount_options+0x280/0x3a0 [ 414.227301] ksys_mount+0xdb/0x150 [ 414.230858] __x64_sys_mount+0xbe/0x150 [ 414.234865] do_syscall_64+0xfd/0x620 [ 414.238682] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 414.243880] RIP: 0033:0x45c47a [ 414.247083] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 414.265997] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 414.273725] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 414.281000] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 414.281010] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 414.281019] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 414.281027] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 414.281952] netlink: 'syz-executor.3': attribute type 17 has an invalid length. 08:49:45 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0x4020940d, 0x0) 08:49:45 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 414.373604] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 414.374385] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 414.382328] gfs2: fsid=_dev_uinput: Now mounting FS... [ 414.400613] gfs2: not a GFS2 filesystem [ 414.404660] gfs2: fsid=_dev_uinput: can't read superblock [ 414.410375] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:49:45 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x02', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 414.537041] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:45 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0x4048ae9b, 0x0) 08:49:45 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 414.665370] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 414.674012] netlink: 'syz-executor.2': attribute type 17 has an invalid length. 08:49:45 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x9b', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:45 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:45 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0x4090ae82, 0x0) [ 414.918166] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 415.020767] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 415.101504] gfs2: fsid=_dev_uinput: Now mounting FS... [ 415.164226] gfs2: not a GFS2 filesystem 08:49:46 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x8993, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) 08:49:46 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x9c', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 415.208056] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 415.220579] gfs2: fsid=_dev_uinput: can't read superblock [ 415.226154] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:49:46 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0x4138ae84, 0x0) [ 415.364874] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 415.422713] gfs2: fsid=_dev_uinput: Now mounting FS... [ 415.444419] gfs2: not a GFS2 filesystem [ 415.466365] gfs2: fsid=_dev_uinput: can't read superblock [ 415.489834] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:49:46 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0x41a0ae8d, 0x0) [ 415.532231] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:46 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x9d', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 415.625831] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 415.648628] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:46 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:46 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:46 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x8994, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) 08:49:46 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x01', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:46 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0x8004ae98, 0x0) [ 415.828661] netlink: 'syz-executor.3': attribute type 17 has an invalid length. 08:49:46 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x9e', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 416.016572] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:47 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0x80086601, 0x0) 08:49:47 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x03', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:47 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x9f', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:47 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0x80087601, 0x0) [ 416.404915] netlink: 'syz-executor.2': attribute type 17 has an invalid length. 08:49:47 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:47 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 416.661060] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:47 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:47 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x8995, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 416.737287] netlink: 'syz-executor.3': attribute type 17 has an invalid length. 08:49:47 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0x8090ae81, 0x0) 08:49:47 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\xa0', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 416.862434] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 416.875697] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 416.933613] gfs2: fsid=_dev_uinput: Now mounting FS... [ 416.997574] gfs2: not a GFS2 filesystem [ 417.077808] gfs2: fsid=_dev_uinput: can't read superblock [ 417.125694] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:49:48 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0x8138ae83, 0x0) 08:49:48 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89a2, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 417.314635] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 417.355738] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:48 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:48 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\xa1', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 417.495318] gfs2: fsid=_dev_uinput: Now mounting FS... 08:49:48 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0x81a0ae8c, 0x0) [ 417.579854] gfs2: not a GFS2 filesystem [ 417.609230] gfs2: fsid=_dev_uinput: can't read superblock [ 417.615311] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:49:48 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:48 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89a3, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) 08:49:48 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x03', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:48 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xc0045878, 0x0) 08:49:48 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\xa2', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 417.936977] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:49 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xc0045878, 0x0) [ 418.217092] validate_nla: 2 callbacks suppressed [ 418.217119] netlink: 'syz-executor.2': attribute type 17 has an invalid length. 08:49:49 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\xa3', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:49 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:49 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:49 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xc0189436, 0x0) [ 418.567589] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:49 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89b0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 418.673159] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 418.699916] gfs2: fsid=_dev_uinput: Now mounting FS... [ 418.708905] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 418.742563] gfs2: not a GFS2 filesystem [ 418.747056] gfs2: fsid=_dev_uinput: can't read superblock 08:49:49 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\xa4', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 418.790070] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 418.953203] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 419.063289] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 419.087205] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 419.105200] netlink: 'syz-executor.3': attribute type 17 has an invalid length. 08:49:50 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:50 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xc018ae85, 0x0) 08:49:50 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x02', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:50 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89b1, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) 08:49:50 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\xa5', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 419.129833] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:50 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:50 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x40049409, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 419.288069] netlink: 'syz-executor.2': attribute type 17 has an invalid length. 08:49:50 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xc020660b, 0x0) 08:49:50 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\xa6', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:50 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\xc0', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 419.554309] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:50 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\xa7', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:50 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 419.813605] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 419.923328] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:50 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:50 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x2) [ 420.093965] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 420.114355] gfs2: fsid=_dev_uinput: Now mounting FS... [ 420.127679] gfs2: not a GFS2 filesystem [ 420.136472] gfs2: fsid=_dev_uinput: can't read superblock 08:49:51 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x40086602, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) 08:49:51 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:51 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\xa8', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 420.171136] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 420.196173] netlink: 'syz-executor.2': attribute type 17 has an invalid length. 08:49:51 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x3) [ 420.486473] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 420.499598] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 420.499605] gfs2: fsid=_dev_uinput: Now mounting FS... [ 420.508219] gfs2: not a GFS2 filesystem 08:49:51 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\xa9', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 420.543992] gfs2: fsid=_dev_uinput: can't read superblock [ 420.605755] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:49:51 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x4) [ 420.797675] netlink: 'syz-executor.3': attribute type 17 has an invalid length. 08:49:51 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x02', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 420.950244] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:52 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\xaa', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:52 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x40087602, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 421.060665] netlink: 'syz-executor.2': attribute type 17 has an invalid length. 08:49:52 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 421.104442] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:52 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:52 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x5) 08:49:52 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x4020940d, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) 08:49:52 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs28', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 421.319794] netlink: 'syz-executor.3': attribute type 17 has an invalid length. 08:49:52 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\xab', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:52 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x7) 08:49:52 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs29', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 421.605325] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:52 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x8) 08:49:52 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\xac', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:52 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:52 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x9) 08:49:52 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2:', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 422.084463] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 422.265298] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:53 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:53 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\xad', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 422.463006] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:53 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x80086601, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) 08:49:53 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0xc) 08:49:53 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2;', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:53 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:53 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\xae', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:53 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0xf) 08:49:53 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2<', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 422.899913] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:54 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\xaf', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:54 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 423.238595] validate_nla: 4 callbacks suppressed [ 423.238624] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 423.301342] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:54 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x10) 08:49:54 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:54 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2=', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:54 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x80087601, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 423.545845] netlink: 'syz-executor.3': attribute type 17 has an invalid length. 08:49:54 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\xb0', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:54 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2>', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:54 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x11) [ 423.909797] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 423.949951] netlink: 'syz-executor.2': attribute type 17 has an invalid length. 08:49:54 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:55 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\xb1', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:55 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x18) [ 424.246730] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:55 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2?', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:55 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\xb2', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 424.461680] netlink: 'syz-executor.3': attribute type 17 has an invalid length. 08:49:55 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0xc0045878, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) 08:49:55 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:55 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2@', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 424.694265] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:55 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\xb3', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:55 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x29) 08:49:55 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0xc0045878, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 424.938084] netlink: 'syz-executor.2': attribute type 17 has an invalid length. 08:49:56 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 425.098443] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:56 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2A', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:56 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x60) 08:49:56 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\xb4', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 425.369107] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 425.395702] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:56 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0xc0189436, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 425.437541] netlink: 'syz-executor.2': attribute type 17 has an invalid length. 08:49:56 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 425.489031] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:56 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0xc020660b, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) 08:49:56 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 425.639748] netlink: 'syz-executor.3': attribute type 17 has an invalid length. 08:49:56 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x70) 08:49:56 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2B', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:56 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\xb5', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:56 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x300) [ 425.926576] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 426.137796] netlink: 'syz-executor.2': attribute type 17 has an invalid length. 08:49:57 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:57 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x0f\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 426.307064] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:57 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2C', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:57 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x3e8) 08:49:57 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\xb6', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 426.580968] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 426.717295] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:57 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2D', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:57 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\xb7', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:58 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:58 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x500) 08:49:58 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 427.023868] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:58 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x0fz\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) 08:49:58 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2E', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:58 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x700) 08:49:58 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\xb8', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 427.399641] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:58 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x900) 08:49:58 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:49:58 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2F', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:58 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0xc00) [ 427.788827] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:58 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\xb9', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:59 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 428.107713] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:59 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0xf00) 08:49:59 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x0fz\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) 08:49:59 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2G', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:59 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 428.337743] validate_nla: 4 callbacks suppressed [ 428.337766] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 428.383295] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:49:59 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:49:59 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x1100) 08:49:59 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2H', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 428.720911] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 428.780560] gfs2: fsid=_dev_uinput: Now mounting FS... [ 428.810819] gfs2: not a GFS2 filesystem [ 428.834026] gfs2: fsid=_dev_uinput: can't read superblock 08:49:59 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x1800) [ 428.876983] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 428.883927] netlink: 'syz-executor.3': attribute type 17 has an invalid length. 08:50:00 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2I', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:00 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:00 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x2900) [ 429.115909] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 429.163282] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 429.185845] gfs2: fsid=_dev_uinput: Now mounting FS... [ 429.192345] gfs2: not a GFS2 filesystem [ 429.202205] gfs2: fsid=_dev_uinput: can't read superblock [ 429.234265] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 429.280752] netlink: 'syz-executor.2': attribute type 17 has an invalid length. 08:50:00 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x0f\x00\x00\xff\xff\xfd'}) dup2(r0, r1) 08:50:00 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:00 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2J', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 429.494508] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:50:00 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x3f00) 08:50:00 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 429.816996] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 429.830845] gfs2: fsid=_dev_uinput: Now mounting FS... [ 429.839318] gfs2: not a GFS2 filesystem [ 429.855577] gfs2: fsid=_dev_uinput: can't read superblock 08:50:00 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2K', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:00 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x4000) [ 429.862113] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 429.879922] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:50:00 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x0f\x00\xff\xff\xfd'}) dup2(r0, r1) [ 430.076962] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:50:01 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2L', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 430.163752] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 430.204911] gfs2: fsid=_dev_uinput: Now mounting FS... [ 430.257192] gfs2: not a GFS2 filesystem 08:50:01 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x6000) [ 430.289098] gfs2: fsid=_dev_uinput: can't read superblock [ 430.341154] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 430.347248] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 430.414061] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:50:01 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:01 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:01 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:01 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x0f\x00\xff\xff\xfd'}) dup2(r0, r1) 08:50:01 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2M', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 430.521848] netlink: 'syz-executor.3': attribute type 17 has an invalid length. 08:50:01 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x7000) [ 430.717432] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 430.769718] gfs2: fsid=_dev_uinput: Now mounting FS... [ 430.789426] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:50:01 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2N', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 430.834972] gfs2: not a GFS2 filesystem [ 430.854318] gfs2: fsid=_dev_uinput: can't read superblock [ 430.870218] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:50:02 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0xe803) [ 431.076620] netlink: 'syz-executor.2': attribute type 17 has an invalid length. 08:50:02 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 431.164584] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 431.204871] gfs2: fsid=_dev_uinput: Now mounting FS... [ 431.221889] gfs2: not a GFS2 filesystem [ 431.226206] gfs2: fsid=_dev_uinput: can't read superblock [ 431.251944] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:50:02 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2O', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 431.286903] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:50:02 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0xc0000) 08:50:02 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:02 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x0f\xff\xff\xfd'}) dup2(r0, r1) [ 431.406552] netlink: 'syz-executor.3': attribute type 17 has an invalid length. 08:50:02 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:02 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2P', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:02 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0xfec00) [ 431.651446] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 431.753796] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 431.833530] gfs2: fsid=_dev_uinput: Now mounting FS... 08:50:02 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2Q', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 431.896513] gfs2: not a GFS2 filesystem [ 431.923087] gfs2: fsid=_dev_uinput: can't read superblock [ 431.941788] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 431.952064] netlink: 'syz-executor.2': attribute type 17 has an invalid length. 08:50:03 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:03 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x100000) [ 432.167331] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:50:03 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2R', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:03 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x600000) [ 432.242735] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 432.269946] gfs2: fsid=_dev_uinput: Now mounting FS... [ 432.276637] gfs2: not a GFS2 filesystem [ 432.285703] gfs2: fsid=_dev_uinput: can't read superblock 08:50:03 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x0f\xff\xff\xfd'}) dup2(r0, r1) [ 432.312027] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 432.360202] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:50:03 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 432.461121] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:50:03 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2S', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:03 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x700000) 08:50:03 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\xff', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:03 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xe0'}) dup2(r0, r1) 08:50:03 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:03 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x80ffff) 08:50:04 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2k', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 433.005226] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:50:04 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2T', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:04 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0xec0f00) 08:50:04 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 433.383541] validate_nla: 1 callbacks suppressed [ 433.383567] netlink: 'syz-executor.3': attribute type 17 has an invalid length. 08:50:04 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:04 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x1000000) 08:50:04 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2U', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 433.573142] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 433.635455] gfs2: fsid=_dev_uinput: Now mounting FS... [ 433.681714] gfs2: not a GFS2 filesystem 08:50:04 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x1000080) [ 433.706665] gfs2: fsid=_dev_uinput: can't read superblock [ 433.721488] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 433.734623] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:50:04 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2V', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 433.780635] netlink: 'syz-executor.2': attribute type 17 has an invalid length. 08:50:04 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', 0x0}) dup2(r0, r1) 08:50:04 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 434.055195] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 434.069397] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 434.088285] gfs2: fsid=_dev_uinput: Now mounting FS... 08:50:05 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 434.114498] gfs2: not a GFS2 filesystem 08:50:05 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x2000000) [ 434.137547] gfs2: fsid=_dev_uinput: can't read superblock [ 434.169120] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 434.226535] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 434.282596] CPU: 1 PID: 17273 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 434.289567] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 434.298926] Call Trace: [ 434.301528] dump_stack+0x172/0x1f0 [ 434.305201] sysfs_warn_dup.cold+0x1c/0x31 [ 434.309456] sysfs_create_dir_ns+0x237/0x290 [ 434.313877] ? sysfs_create_mount_point+0xa0/0xa0 [ 434.318754] kobject_add_internal.cold+0xe5/0x5d1 [ 434.323621] kobject_init_and_add+0x101/0x160 [ 434.328118] ? kobject_add_internal+0x380/0x380 [ 434.328141] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 434.328158] ? vsnprintf+0x32a/0x19a0 [ 434.338349] gfs2_sys_fs_add+0x1aa/0x470 [ 434.338365] ? recover_store+0x160/0x160 [ 434.338384] ? snprintf+0xbb/0xf0 [ 434.346218] ? vscnprintf+0x60/0x80 [ 434.346237] ? set_blocksize+0x2bf/0x340 [ 434.346260] ? memcpy+0x46/0x50 [ 434.353770] fill_super+0x12f5/0x25c0 [ 434.353796] ? gfs2_online_uevent+0x1f0/0x1f0 [ 434.361455] ? snprintf+0xbb/0xf0 [ 434.368495] ? vsprintf+0x40/0x40 [ 434.368517] ? wait_for_completion+0x440/0x440 [ 434.368531] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 434.368550] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 434.379900] ? set_blocksize+0x2bf/0x340 [ 434.379922] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.379946] gfs2_mount+0x504/0x5de [ 434.396660] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 434.398665] ? fill_super+0x25c0/0x25c0 [ 434.398710] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.425391] mount_fs+0xa8/0x31f [ 434.428780] vfs_kern_mount.part.0+0x6f/0x410 [ 434.433473] do_mount+0x53e/0x2bc0 [ 434.437035] ? copy_mount_string+0x40/0x40 [ 434.441287] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 434.446831] ? copy_mount_options+0x280/0x3a0 [ 434.451345] ksys_mount+0xdb/0x150 [ 434.454838] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 434.454894] __x64_sys_mount+0xbe/0x150 [ 434.454916] do_syscall_64+0xfd/0x620 [ 434.469159] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 434.474352] RIP: 0033:0x45c47a [ 434.477547] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 434.496461] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 434.504185] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 434.511466] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 434.518741] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 434.526020] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 08:50:05 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 434.533326] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 434.564954] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 434.585403] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:50:05 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\xff', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:05 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', 0x0}) dup2(r0, r1) [ 434.664714] netlink: 'syz-executor.2': attribute type 17 has an invalid length. 08:50:05 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 434.728183] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 434.817977] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 434.831724] gfs2: fsid=_dev_uinput: Now mounting FS... [ 434.855546] gfs2: not a GFS2 filesystem [ 434.880227] gfs2: fsid=_dev_uinput: can't read superblock [ 434.893147] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:50:05 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x3000000) 08:50:06 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:06 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 435.225573] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 435.229761] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 435.271322] gfs2: fsid=_dev_uinput: Now mounting FS... [ 435.326348] gfs2: not a GFS2 filesystem 08:50:06 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x4000000) 08:50:06 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 435.350058] gfs2: fsid=_dev_uinput: can't read superblock [ 435.366464] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 435.425738] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 435.467236] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 435.534072] CPU: 1 PID: 17322 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 435.541046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 435.550408] Call Trace: [ 435.553010] dump_stack+0x172/0x1f0 [ 435.556660] sysfs_warn_dup.cold+0x1c/0x31 [ 435.560917] sysfs_create_dir_ns+0x237/0x290 [ 435.565346] ? sysfs_create_mount_point+0xa0/0xa0 [ 435.570213] kobject_add_internal.cold+0xe5/0x5d1 [ 435.575070] kobject_init_and_add+0x101/0x160 [ 435.580531] ? kobject_add_internal+0x380/0x380 [ 435.585210] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 435.591012] ? vsnprintf+0x32a/0x19a0 [ 435.594832] gfs2_sys_fs_add+0x1aa/0x470 [ 435.598896] ? recover_store+0x160/0x160 [ 435.602956] ? snprintf+0xbb/0xf0 [ 435.602969] ? vscnprintf+0x60/0x80 [ 435.602987] ? set_blocksize+0x2bf/0x340 [ 435.603008] ? memcpy+0x46/0x50 [ 435.603027] fill_super+0x12f5/0x25c0 [ 435.603050] ? gfs2_online_uevent+0x1f0/0x1f0 [ 435.610098] ? snprintf+0xbb/0xf0 [ 435.610113] ? vsprintf+0x40/0x40 [ 435.610132] ? wait_for_completion+0x440/0x440 [ 435.610148] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 435.617488] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 435.625753] ? set_blocksize+0x2bf/0x340 [ 435.625773] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.625790] gfs2_mount+0x504/0x5de [ 435.625806] ? fill_super+0x25c0/0x25c0 [ 435.637278] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.637297] mount_fs+0xa8/0x31f [ 435.647563] vfs_kern_mount.part.0+0x6f/0x410 [ 435.647581] do_mount+0x53e/0x2bc0 [ 435.647599] ? retint_kernel+0x2d/0x2d [ 435.657162] ? copy_mount_string+0x40/0x40 [ 435.657180] ? copy_mount_options+0x198/0x3a0 [ 435.657198] ? __sanitizer_cov_trace_pc+0x8/0x50 [ 435.689799] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 435.689817] ? copy_mount_options+0x280/0x3a0 [ 435.699056] ksys_mount+0xdb/0x150 [ 435.699077] __x64_sys_mount+0xbe/0x150 [ 435.699099] do_syscall_64+0xfd/0x620 [ 435.720388] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 435.725565] RIP: 0033:0x45c47a [ 435.728756] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 435.747647] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 435.755349] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 435.762604] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 435.769862] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 435.777116] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 08:50:06 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', 0x0}) dup2(r0, r1) 08:50:06 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 435.784379] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 435.802794] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 435.844282] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 435.867184] gfs2: fsid=_dev_uinput: Now mounting FS... [ 435.875293] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:50:06 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:06 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x5000000) [ 435.907240] gfs2: not a GFS2 filesystem [ 435.914287] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 435.944645] gfs2: fsid=_dev_uinput: can't read superblock 08:50:06 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', 0x0}) dup2(r0, r1) [ 435.962697] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 436.001990] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 436.009092] CPU: 0 PID: 17322 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 436.016023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 436.025383] Call Trace: [ 436.027986] dump_stack+0x172/0x1f0 [ 436.031638] sysfs_warn_dup.cold+0x1c/0x31 [ 436.039465] sysfs_create_dir_ns+0x237/0x290 [ 436.043889] ? sysfs_create_mount_point+0xa0/0xa0 [ 436.048762] kobject_add_internal.cold+0xe5/0x5d1 [ 436.053626] kobject_init_and_add+0x101/0x160 [ 436.058138] ? kobject_add_internal+0x380/0x380 [ 436.062825] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 436.068373] ? vsnprintf+0x32a/0x19a0 [ 436.072196] gfs2_sys_fs_add+0x1aa/0x470 [ 436.076270] ? recover_store+0x160/0x160 [ 436.080346] ? snprintf+0xbb/0xf0 [ 436.083814] ? vscnprintf+0x60/0x80 [ 436.087453] ? set_blocksize+0x2bf/0x340 [ 436.091532] ? memcpy+0x46/0x50 [ 436.094821] fill_super+0x12f5/0x25c0 [ 436.098639] ? gfs2_online_uevent+0x1f0/0x1f0 [ 436.098653] ? snprintf+0xbb/0xf0 [ 436.098667] ? vsprintf+0x40/0x40 [ 436.106608] ? wait_for_completion+0x440/0x440 [ 436.106621] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 436.106640] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 436.114639] ? set_blocksize+0x2bf/0x340 [ 436.114656] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.114674] gfs2_mount+0x504/0x5de [ 436.114692] ? fill_super+0x25c0/0x25c0 [ 436.114732] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.124804] mount_fs+0xa8/0x31f [ 436.124826] vfs_kern_mount.part.0+0x6f/0x410 [ 436.134406] do_mount+0x53e/0x2bc0 [ 436.134427] ? copy_mount_string+0x40/0x40 [ 436.141996] ? _copy_from_user+0xdd/0x150 [ 436.142016] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 436.142030] ? copy_mount_options+0x280/0x3a0 [ 436.142049] ksys_mount+0xdb/0x150 [ 436.150938] __x64_sys_mount+0xbe/0x150 [ 436.150959] do_syscall_64+0xfd/0x620 [ 436.150983] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 436.190688] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 436.193923] RIP: 0033:0x45c47a [ 436.193938] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 436.193946] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 436.193962] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 436.193971] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 436.193980] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 436.193988] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 436.194003] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff 08:50:07 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:07 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', 0x0}) dup2(r0, r1) [ 436.367843] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 436.386324] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. 08:50:07 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:07 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x7000000) [ 436.426133] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 436.434357] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:50:07 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:07 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', 0x0}) dup2(r0, r1) [ 436.511403] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" 08:50:07 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 436.587407] gfs2: fsid=_dev_uinput: Now mounting FS... [ 436.596066] gfs2: not a GFS2 filesystem [ 436.603144] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 436.610796] gfs2: fsid=_dev_uinput: can't read superblock [ 436.616495] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:50:07 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x8000000) [ 436.793005] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 436.795182] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 436.851335] gfs2: fsid=_dev_uinput: Now mounting FS... [ 436.885306] gfs2: not a GFS2 filesystem [ 436.916645] gfs2: fsid=_dev_uinput: can't read superblock [ 436.940157] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 436.966339] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 436.992279] CPU: 1 PID: 17390 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 436.999261] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 437.008629] Call Trace: [ 437.011240] dump_stack+0x172/0x1f0 [ 437.014892] sysfs_warn_dup.cold+0x1c/0x31 [ 437.019144] sysfs_create_dir_ns+0x237/0x290 [ 437.023569] ? sysfs_create_mount_point+0xa0/0xa0 [ 437.028470] kobject_add_internal.cold+0xe5/0x5d1 [ 437.033332] kobject_init_and_add+0x101/0x160 [ 437.037833] ? kobject_add_internal+0x380/0x380 [ 437.042508] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 437.042523] ? vsnprintf+0x32a/0x19a0 [ 437.042549] gfs2_sys_fs_add+0x1aa/0x470 [ 437.051862] ? recover_store+0x160/0x160 [ 437.051882] ? snprintf+0xbb/0xf0 [ 437.051894] ? vscnprintf+0x60/0x80 [ 437.051911] ? set_blocksize+0x2bf/0x340 [ 437.051929] ? memcpy+0x46/0x50 [ 437.051947] fill_super+0x12f5/0x25c0 [ 437.051972] ? gfs2_online_uevent+0x1f0/0x1f0 [ 437.051985] ? snprintf+0xbb/0xf0 [ 437.051997] ? vsprintf+0x40/0x40 [ 437.052014] ? wait_for_completion+0x440/0x440 [ 437.052025] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 437.052039] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 437.052049] ? set_blocksize+0x2bf/0x340 [ 437.052065] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.052081] gfs2_mount+0x504/0x5de [ 437.060176] ? fill_super+0x25c0/0x25c0 [ 437.060219] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.060239] mount_fs+0xa8/0x31f [ 437.067305] vfs_kern_mount.part.0+0x6f/0x410 [ 437.067327] do_mount+0x53e/0x2bc0 [ 437.067347] ? copy_mount_string+0x40/0x40 [ 437.074665] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.074683] ? copy_mount_options+0x280/0x3a0 [ 437.074701] ksys_mount+0xdb/0x150 [ 437.082967] __x64_sys_mount+0xbe/0x150 [ 437.082988] do_syscall_64+0xfd/0x620 [ 437.083006] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 437.083017] RIP: 0033:0x45c47a [ 437.083030] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 437.083037] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 437.083050] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 437.083059] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 08:50:08 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 437.083067] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 437.083075] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 437.083083] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 437.083784] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 437.212392] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:50:08 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x9000000) [ 437.258765] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 437.272366] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:50:08 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', 0x0}) dup2(r0, r1) 08:50:08 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 437.358590] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" 08:50:08 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 437.418670] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 437.421324] gfs2: fsid=_dev_uinput: Now mounting FS... [ 437.444513] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 437.495413] gfs2: not a GFS2 filesystem [ 437.510482] CPU: 1 PID: 17413 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 437.517442] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 437.517449] Call Trace: [ 437.517468] dump_stack+0x172/0x1f0 [ 437.517489] sysfs_warn_dup.cold+0x1c/0x31 [ 437.536290] gfs2: fsid=_dev_uinput: can't read superblock [ 437.537256] sysfs_create_dir_ns+0x237/0x290 [ 437.546809] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 437.547174] ? sysfs_create_mount_point+0xa0/0xa0 [ 437.557958] kobject_add_internal.cold+0xe5/0x5d1 [ 437.557978] kobject_init_and_add+0x101/0x160 [ 437.567288] ? kobject_add_internal+0x380/0x380 [ 437.571963] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 437.577506] ? vsnprintf+0x32a/0x19a0 [ 437.581327] gfs2_sys_fs_add+0x1aa/0x470 [ 437.585393] ? recover_store+0x160/0x160 [ 437.589464] ? snprintf+0xbb/0xf0 [ 437.592921] ? vscnprintf+0x60/0x80 [ 437.596579] ? set_blocksize+0x2bf/0x340 [ 437.600655] ? memcpy+0x46/0x50 [ 437.603945] fill_super+0x12f5/0x25c0 [ 437.607762] ? gfs2_online_uevent+0x1f0/0x1f0 [ 437.612351] ? snprintf+0xbb/0xf0 [ 437.615809] ? vsprintf+0x40/0x40 [ 437.619277] ? wait_for_completion+0x440/0x440 [ 437.623869] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 437.628972] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 437.628986] ? set_blocksize+0x2bf/0x340 [ 437.629003] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.643597] gfs2_mount+0x504/0x5de [ 437.647253] ? fill_super+0x25c0/0x25c0 [ 437.651268] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.656823] mount_fs+0xa8/0x31f [ 437.660216] vfs_kern_mount.part.0+0x6f/0x410 [ 437.664753] do_mount+0x53e/0x2bc0 [ 437.668304] ? copy_mount_string+0x40/0x40 [ 437.672552] ? _copy_from_user+0xdd/0x150 [ 437.676715] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 437.683047] ? copy_mount_options+0x280/0x3a0 [ 437.687550] ksys_mount+0xdb/0x150 [ 437.691110] __x64_sys_mount+0xbe/0x150 [ 437.695091] do_syscall_64+0xfd/0x620 [ 437.698885] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 437.704071] RIP: 0033:0x45c47a [ 437.707248] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 437.728491] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 437.736190] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 437.743445] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 437.751133] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 437.758413] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 437.765774] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff 08:50:08 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0xc000000) [ 437.799573] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 437.806355] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 437.818071] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:50:08 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 437.971657] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 437.971999] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 437.987441] gfs2: fsid=_dev_uinput: Now mounting FS... [ 437.997119] gfs2: not a GFS2 filesystem [ 438.008125] gfs2: fsid=_dev_uinput: can't read superblock [ 438.020009] CPU: 0 PID: 17433 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 438.022323] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 438.026966] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 438.026972] Call Trace: [ 438.026997] dump_stack+0x172/0x1f0 [ 438.027018] sysfs_warn_dup.cold+0x1c/0x31 [ 438.027036] sysfs_create_dir_ns+0x237/0x290 [ 438.057189] ? sysfs_create_mount_point+0xa0/0xa0 [ 438.062050] kobject_add_internal.cold+0xe5/0x5d1 [ 438.062071] kobject_init_and_add+0x101/0x160 [ 438.062087] ? kobject_add_internal+0x380/0x380 [ 438.071399] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 438.071413] ? vsnprintf+0x32a/0x19a0 [ 438.071439] gfs2_sys_fs_add+0x1aa/0x470 [ 438.071453] ? recover_store+0x160/0x160 [ 438.071472] ? snprintf+0xbb/0xf0 [ 438.081641] ? vscnprintf+0x60/0x80 [ 438.081660] ? set_blocksize+0x2bf/0x340 [ 438.081679] ? memcpy+0x46/0x50 [ 438.081701] fill_super+0x12f5/0x25c0 [ 438.081725] ? gfs2_online_uevent+0x1f0/0x1f0 [ 438.089554] ? snprintf+0xbb/0xf0 [ 438.089574] ? vsprintf+0x40/0x40 [ 438.089593] ? wait_for_completion+0x440/0x440 [ 438.089608] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 438.097092] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 438.097108] ? set_blocksize+0x2bf/0x340 [ 438.097124] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.097141] gfs2_mount+0x504/0x5de [ 438.104804] ? fill_super+0x25c0/0x25c0 [ 438.104852] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.111902] mount_fs+0xa8/0x31f [ 438.111925] vfs_kern_mount.part.0+0x6f/0x410 [ 438.111944] do_mount+0x53e/0x2bc0 [ 438.111964] ? copy_mount_string+0x40/0x40 [ 438.111985] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.132976] ? copy_mount_options+0x280/0x3a0 [ 438.132997] ksys_mount+0xdb/0x150 [ 438.133014] __x64_sys_mount+0xbe/0x150 [ 438.133035] do_syscall_64+0xfd/0x620 [ 438.142093] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 438.142106] RIP: 0033:0x45c47a [ 438.142120] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 438.142128] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 438.142143] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 438.142151] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 438.142159] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 438.142171] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 438.168750] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff 08:50:09 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:09 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0xf000000) 08:50:09 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 438.187326] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 438.277054] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:50:09 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', 0x0}) dup2(r0, r1) [ 438.397221] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 438.476910] gfs2: fsid=_dev_uinput: Now mounting FS... [ 438.494684] gfs2: not a GFS2 filesystem [ 438.499592] gfs2: fsid=_dev_uinput: can't read superblock [ 438.509070] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:50:09 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x11000000) [ 438.577083] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 438.592796] validate_nla: 1 callbacks suppressed [ 438.592823] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 438.649298] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 438.719953] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 438.741194] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 438.748277] CPU: 0 PID: 17433 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 438.755213] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 438.764561] Call Trace: [ 438.767149] dump_stack+0x172/0x1f0 [ 438.770777] sysfs_warn_dup.cold+0x1c/0x31 [ 438.775002] sysfs_create_dir_ns+0x237/0x290 [ 438.779419] ? sysfs_create_mount_point+0xa0/0xa0 [ 438.784259] kobject_add_internal.cold+0xe5/0x5d1 [ 438.789106] kobject_init_and_add+0x101/0x160 [ 438.793589] ? kobject_add_internal+0x380/0x380 [ 438.798248] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 438.803770] ? vsnprintf+0x32a/0x19a0 [ 438.807566] gfs2_sys_fs_add+0x1aa/0x470 [ 438.811613] ? recover_store+0x160/0x160 [ 438.815664] ? snprintf+0xbb/0xf0 [ 438.819103] ? vscnprintf+0x60/0x80 [ 438.822719] ? set_blocksize+0x2bf/0x340 [ 438.826770] ? memcpy+0x46/0x50 [ 438.830039] fill_super+0x12f5/0x25c0 [ 438.833835] ? gfs2_online_uevent+0x1f0/0x1f0 [ 438.838317] ? snprintf+0xbb/0xf0 [ 438.841759] ? vsprintf+0x40/0x40 [ 438.845205] ? wait_for_completion+0x440/0x440 [ 438.849784] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 438.854876] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 438.859887] ? set_blocksize+0x2bf/0x340 [ 438.863938] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.869466] gfs2_mount+0x504/0x5de [ 438.873086] ? fill_super+0x25c0/0x25c0 [ 438.877066] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.882592] mount_fs+0xa8/0x31f [ 438.885951] vfs_kern_mount.part.0+0x6f/0x410 [ 438.890440] do_mount+0x53e/0x2bc0 [ 438.893980] ? copy_mount_string+0x40/0x40 [ 438.898216] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 438.903742] ? copy_mount_options+0x280/0x3a0 [ 438.908239] ksys_mount+0xdb/0x150 [ 438.911770] __x64_sys_mount+0xbe/0x150 [ 438.915737] do_syscall_64+0xfd/0x620 [ 438.919538] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 438.924712] RIP: 0033:0x45c47a [ 438.927894] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 438.946797] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 438.954496] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 438.961765] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 438.969035] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 438.976292] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 438.983560] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 439.034011] gfs2: fsid=_dev_uinput: Now mounting FS... [ 439.043570] gfs2: not a GFS2 filesystem [ 439.065467] gfs2: fsid=_dev_uinput: can't read superblock 08:50:10 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x18000000) [ 439.084487] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 439.215283] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 439.228270] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 439.246953] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 439.253810] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:50:10 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:10 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', 0x0}) dup2(r0, r1) 08:50:10 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\xff', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:10 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 439.292456] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 439.326635] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:50:10 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 439.433191] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 439.460447] gfs2: fsid=_dev_uinput: Now mounting FS... [ 439.473309] gfs2: not a GFS2 filesystem 08:50:10 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x29000000) [ 439.487611] gfs2: fsid=_dev_uinput: can't read superblock 08:50:10 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', 0x0}) dup2(r0, r1) [ 439.531513] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 439.545424] netlink: 'syz-executor.2': attribute type 17 has an invalid length. 08:50:10 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2k', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 439.772366] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 439.803086] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 439.812170] gfs2: fsid=_dev_uinput: Now mounting FS... [ 439.819155] gfs2: not a GFS2 filesystem [ 439.823849] gfs2: fsid=_dev_uinput: can't read superblock [ 439.829543] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:50:10 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x3f000000) 08:50:11 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:11 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 440.065832] netlink: 'syz-executor.3': attribute type 17 has an invalid length. 08:50:11 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x40000000) 08:50:11 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 440.243531] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 440.300866] gfs2: fsid=_dev_uinput: Now mounting FS... [ 440.307323] gfs2: not a GFS2 filesystem [ 440.322764] gfs2: fsid=_dev_uinput: can't read superblock [ 440.336420] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 440.348555] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 440.354678] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 440.363836] CPU: 1 PID: 17544 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 440.370782] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 440.370790] Call Trace: [ 440.370813] dump_stack+0x172/0x1f0 [ 440.370836] sysfs_warn_dup.cold+0x1c/0x31 [ 440.370888] sysfs_create_dir_ns+0x237/0x290 [ 440.370907] ? sysfs_create_mount_point+0xa0/0xa0 [ 440.370939] kobject_add_internal.cold+0xe5/0x5d1 [ 440.404822] kobject_init_and_add+0x101/0x160 [ 440.409331] ? kobject_add_internal+0x380/0x380 [ 440.414007] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 440.414023] ? vsnprintf+0x32a/0x19a0 [ 440.414053] gfs2_sys_fs_add+0x1aa/0x470 [ 440.414069] ? recover_store+0x160/0x160 [ 440.431501] ? snprintf+0xbb/0xf0 [ 440.434960] ? vscnprintf+0x60/0x80 [ 440.438593] ? set_blocksize+0x2bf/0x340 [ 440.442664] ? memcpy+0x46/0x50 [ 440.445952] fill_super+0x12f5/0x25c0 [ 440.445981] ? gfs2_online_uevent+0x1f0/0x1f0 [ 440.445997] ? snprintf+0xbb/0xf0 [ 440.446009] ? vsprintf+0x40/0x40 [ 440.446031] ? wait_for_completion+0x440/0x440 [ 440.454300] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 440.461170] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 440.461186] ? set_blocksize+0x2bf/0x340 [ 440.461205] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.461220] gfs2_mount+0x504/0x5de [ 440.461236] ? fill_super+0x25c0/0x25c0 [ 440.461274] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.461294] mount_fs+0xa8/0x31f [ 440.461314] vfs_kern_mount.part.0+0x6f/0x410 [ 440.461333] do_mount+0x53e/0x2bc0 [ 440.461354] ? copy_mount_string+0x40/0x40 [ 440.461371] ? _copy_from_user+0xdd/0x150 [ 440.461385] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.461398] ? copy_mount_options+0x280/0x3a0 [ 440.461415] ksys_mount+0xdb/0x150 [ 440.461430] __x64_sys_mount+0xbe/0x150 [ 440.461448] do_syscall_64+0xfd/0x620 [ 440.461468] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 440.461478] RIP: 0033:0x45c47a [ 440.461491] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 440.461498] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 440.461513] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 440.461522] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 440.461530] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 08:50:11 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0xe8030000) 08:50:11 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', 0x0}) dup2(r0, r1) [ 440.461537] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 440.461545] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 440.490804] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 440.615164] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 440.636444] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. 08:50:11 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 440.650797] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 440.742127] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" 08:50:11 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0xffff8000) [ 440.797978] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 440.852450] CPU: 0 PID: 17544 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 440.859438] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 440.868806] Call Trace: [ 440.871405] dump_stack+0x172/0x1f0 [ 440.875032] sysfs_warn_dup.cold+0x1c/0x31 [ 440.879268] sysfs_create_dir_ns+0x237/0x290 [ 440.883671] ? sysfs_create_mount_point+0xa0/0xa0 [ 440.888687] kobject_add_internal.cold+0xe5/0x5d1 [ 440.893530] kobject_init_and_add+0x101/0x160 [ 440.898016] ? kobject_add_internal+0x380/0x380 [ 440.902676] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 440.908211] ? vsnprintf+0x32a/0x19a0 [ 440.912011] gfs2_sys_fs_add+0x1aa/0x470 [ 440.916061] ? recover_store+0x160/0x160 [ 440.920111] ? snprintf+0xbb/0xf0 [ 440.923552] ? vscnprintf+0x60/0x80 [ 440.927179] ? set_blocksize+0x2bf/0x340 [ 440.931229] ? memcpy+0x46/0x50 [ 440.934510] fill_super+0x12f5/0x25c0 [ 440.938307] ? gfs2_online_uevent+0x1f0/0x1f0 [ 440.942792] ? snprintf+0xbb/0xf0 [ 440.946251] ? vsprintf+0x40/0x40 [ 440.949717] ? wait_for_completion+0x440/0x440 [ 440.954299] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 440.959396] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 440.964404] ? set_blocksize+0x2bf/0x340 [ 440.968457] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.973983] gfs2_mount+0x504/0x5de [ 440.977623] ? fill_super+0x25c0/0x25c0 [ 440.981613] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 440.987174] mount_fs+0xa8/0x31f [ 440.990545] vfs_kern_mount.part.0+0x6f/0x410 [ 440.995069] do_mount+0x53e/0x2bc0 [ 440.998620] ? copy_mount_string+0x40/0x40 [ 441.002852] ? _copy_from_user+0xdd/0x150 [ 441.007025] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 441.012556] ? copy_mount_options+0x280/0x3a0 [ 441.017051] ksys_mount+0xdb/0x150 [ 441.020587] __x64_sys_mount+0xbe/0x150 [ 441.024553] do_syscall_64+0xfd/0x620 [ 441.028348] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 441.033524] RIP: 0033:0x45c47a [ 441.036704] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 441.055677] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 441.063392] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 441.070650] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 441.077905] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 441.085159] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 441.092426] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 441.099914] gfs2: fsid=_dev_uinput: Now mounting FS... [ 441.119710] gfs2: not a GFS2 filesystem [ 441.124916] gfs2: fsid=_dev_uinput: can't read superblock [ 441.130771] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 441.148821] netlink: 'syz-executor.3': attribute type 17 has an invalid length. 08:50:12 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 441.185771] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 441.210756] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:50:12 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\xff', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:12 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 441.287947] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 441.537945] netlink: 'syz-executor.2': attribute type 17 has an invalid length. 08:50:12 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 441.645584] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" 08:50:12 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 441.733531] gfs2: fsid=_dev_uinput: Now mounting FS... [ 441.750960] gfs2: not a GFS2 filesystem [ 441.753782] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 441.755121] gfs2: fsid=_dev_uinput: can't read superblock [ 441.768076] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:50:12 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x8000000000) [ 441.951492] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 441.960889] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 441.961705] gfs2: fsid=_dev_uinput: Now mounting FS... [ 441.979047] gfs2: not a GFS2 filesystem [ 441.995723] gfs2: fsid=_dev_uinput: can't read superblock [ 442.006331] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 442.026876] CPU: 0 PID: 17586 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 442.033837] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 442.033844] Call Trace: [ 442.033873] dump_stack+0x172/0x1f0 [ 442.033895] sysfs_warn_dup.cold+0x1c/0x31 [ 442.033913] sysfs_create_dir_ns+0x237/0x290 [ 442.058097] ? sysfs_create_mount_point+0xa0/0xa0 [ 442.062955] kobject_add_internal.cold+0xe5/0x5d1 [ 442.067822] kobject_init_and_add+0x101/0x160 [ 442.072331] ? kobject_add_internal+0x380/0x380 [ 442.077008] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 442.077023] ? vsnprintf+0x32a/0x19a0 [ 442.086354] gfs2_sys_fs_add+0x1aa/0x470 [ 442.090407] ? recover_store+0x160/0x160 [ 442.094457] ? snprintf+0xbb/0xf0 [ 442.097916] ? vscnprintf+0x60/0x80 [ 442.101535] ? set_blocksize+0x2bf/0x340 [ 442.105605] ? memcpy+0x46/0x50 [ 442.108887] fill_super+0x12f5/0x25c0 [ 442.112685] ? gfs2_online_uevent+0x1f0/0x1f0 [ 442.117166] ? snprintf+0xbb/0xf0 [ 442.120605] ? vsprintf+0x40/0x40 [ 442.124047] ? wait_for_completion+0x440/0x440 [ 442.128627] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 442.133726] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 442.138741] ? set_blocksize+0x2bf/0x340 [ 442.142803] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.148333] gfs2_mount+0x504/0x5de [ 442.151952] ? fill_super+0x25c0/0x25c0 [ 442.155935] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.161477] mount_fs+0xa8/0x31f [ 442.164847] vfs_kern_mount.part.0+0x6f/0x410 [ 442.169342] do_mount+0x53e/0x2bc0 [ 442.172882] ? copy_mount_string+0x40/0x40 [ 442.177123] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.182653] ? copy_mount_options+0x280/0x3a0 [ 442.187142] ksys_mount+0xdb/0x150 [ 442.190673] __x64_sys_mount+0xbe/0x150 [ 442.194638] do_syscall_64+0xfd/0x620 [ 442.198480] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 442.203659] RIP: 0033:0x45c47a [ 442.206840] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 442.225730] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 442.233436] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 442.240693] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 442.247948] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 08:50:13 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', 0x0}) dup2(r0, r1) [ 442.255203] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 442.262461] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 442.273892] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 442.290980] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 442.353529] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 442.360445] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 442.395301] gfs2: fsid=_dev_uinput: Now mounting FS... 08:50:13 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:13 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x7fd76dd92700) [ 442.439522] gfs2: not a GFS2 filesystem [ 442.457000] gfs2: fsid=_dev_uinput: can't read superblock [ 442.467569] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 442.468053] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 442.607395] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 442.619918] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 442.620235] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 442.649730] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:50:13 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:13 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 442.662357] gfs2: fsid=_dev_uinput: Now mounting FS... [ 442.673811] gfs2: not a GFS2 filesystem [ 442.677932] gfs2: fsid=_dev_uinput: can't read superblock [ 442.690636] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:50:13 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', 0x0}) dup2(r0, r1) 08:50:13 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 442.830089] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 442.846620] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 442.856713] CPU: 0 PID: 17622 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 442.863673] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 442.873041] Call Trace: [ 442.875645] dump_stack+0x172/0x1f0 [ 442.879296] sysfs_warn_dup.cold+0x1c/0x31 [ 442.883553] sysfs_create_dir_ns+0x237/0x290 [ 442.887977] ? sysfs_create_mount_point+0xa0/0xa0 [ 442.892849] kobject_add_internal.cold+0xe5/0x5d1 [ 442.897720] kobject_init_and_add+0x101/0x160 [ 442.902228] ? kobject_add_internal+0x380/0x380 [ 442.906912] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 442.912464] ? vsnprintf+0x32a/0x19a0 [ 442.916288] gfs2_sys_fs_add+0x1aa/0x470 [ 442.920358] ? recover_store+0x160/0x160 [ 442.924460] ? snprintf+0xbb/0xf0 [ 442.927921] ? vscnprintf+0x60/0x80 [ 442.931549] ? set_blocksize+0x2bf/0x340 [ 442.931567] ? memcpy+0x46/0x50 [ 442.931592] fill_super+0x12f5/0x25c0 [ 442.942735] ? gfs2_online_uevent+0x1f0/0x1f0 [ 442.947240] ? snprintf+0xbb/0xf0 [ 442.950722] ? vsprintf+0x40/0x40 [ 442.954184] ? wait_for_completion+0x440/0x440 [ 442.958765] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 442.958780] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 442.958795] ? set_blocksize+0x2bf/0x340 [ 442.972958] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.978515] gfs2_mount+0x504/0x5de [ 442.982152] ? fill_super+0x25c0/0x25c0 [ 442.982759] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 442.986157] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 442.986186] mount_fs+0xa8/0x31f [ 443.001551] vfs_kern_mount.part.0+0x6f/0x410 [ 443.006039] do_mount+0x53e/0x2bc0 [ 443.009573] ? copy_mount_string+0x40/0x40 [ 443.013800] ? _copy_from_user+0xdd/0x150 [ 443.019938] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 443.025472] ? copy_mount_options+0x280/0x3a0 [ 443.030046] ksys_mount+0xdb/0x150 [ 443.033579] __x64_sys_mount+0xbe/0x150 [ 443.037565] do_syscall_64+0xfd/0x620 [ 443.041356] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 443.046532] RIP: 0033:0x45c47a [ 443.049718] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 443.068607] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 08:50:14 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:14 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', 0x0}) dup2(r0, r1) [ 443.076313] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 443.083569] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 443.090825] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 443.098095] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 443.105441] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 443.122643] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 443.130374] gfs2: fsid=_dev_uinput: Now mounting FS... [ 443.172751] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 443.204739] gfs2: not a GFS2 filesystem 08:50:14 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0xc000000000000) 08:50:14 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 443.220689] gfs2: fsid=_dev_uinput: can't read superblock [ 443.226893] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 443.413379] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 443.441389] CPU: 0 PID: 17664 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 443.448362] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 443.457711] Call Trace: [ 443.460302] dump_stack+0x172/0x1f0 [ 443.463924] sysfs_warn_dup.cold+0x1c/0x31 [ 443.468171] sysfs_create_dir_ns+0x237/0x290 [ 443.472574] ? sysfs_create_mount_point+0xa0/0xa0 [ 443.477415] kobject_add_internal.cold+0xe5/0x5d1 [ 443.482248] kobject_init_and_add+0x101/0x160 [ 443.486733] ? kobject_add_internal+0x380/0x380 [ 443.491398] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 443.496923] ? vsnprintf+0x32a/0x19a0 [ 443.500721] gfs2_sys_fs_add+0x1aa/0x470 [ 443.504771] ? recover_store+0x160/0x160 [ 443.508826] ? snprintf+0xbb/0xf0 [ 443.512265] ? vscnprintf+0x60/0x80 [ 443.515878] ? set_blocksize+0x2bf/0x340 [ 443.519928] ? memcpy+0x46/0x50 [ 443.523200] fill_super+0x12f5/0x25c0 [ 443.526995] ? gfs2_online_uevent+0x1f0/0x1f0 [ 443.531476] ? snprintf+0xbb/0xf0 [ 443.534916] ? vsprintf+0x40/0x40 [ 443.538361] ? wait_for_completion+0x440/0x440 [ 443.542937] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 443.548027] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 443.553029] ? set_blocksize+0x2bf/0x340 [ 443.557085] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 443.562618] gfs2_mount+0x504/0x5de [ 443.566244] ? fill_super+0x25c0/0x25c0 [ 443.570224] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 443.575753] mount_fs+0xa8/0x31f [ 443.579108] vfs_kern_mount.part.0+0x6f/0x410 [ 443.583596] do_mount+0x53e/0x2bc0 [ 443.587127] ? copy_mount_string+0x40/0x40 [ 443.591355] ? _copy_from_user+0xdd/0x150 [ 443.595492] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 443.601018] ? copy_mount_options+0x280/0x3a0 [ 443.605504] ksys_mount+0xdb/0x150 [ 443.609034] __x64_sys_mount+0xbe/0x150 [ 443.613011] do_syscall_64+0xfd/0x620 [ 443.616807] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 443.621987] RIP: 0033:0x45c47a [ 443.625169] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 443.644055] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 443.651750] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 443.659021] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 443.666276] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 443.673541] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 443.680795] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 443.689703] validate_nla: 2 callbacks suppressed [ 443.689729] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 443.693277] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. 08:50:14 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 443.706570] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:50:14 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 443.797701] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 443.839766] gfs2: fsid=_dev_uinput: Now mounting FS... [ 443.880117] gfs2: not a GFS2 filesystem [ 443.897899] gfs2: fsid=_dev_uinput: can't read superblock 08:50:14 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x10000000000000) [ 443.927738] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 443.943860] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 443.964360] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 443.988151] CPU: 1 PID: 17678 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 443.995143] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 444.004508] Call Trace: [ 444.007115] dump_stack+0x172/0x1f0 [ 444.010767] sysfs_warn_dup.cold+0x1c/0x31 [ 444.015026] sysfs_create_dir_ns+0x237/0x290 [ 444.019453] ? sysfs_create_mount_point+0xa0/0xa0 [ 444.024327] kobject_add_internal.cold+0xe5/0x5d1 [ 444.029185] kobject_init_and_add+0x101/0x160 [ 444.033705] ? kobject_add_internal+0x380/0x380 [ 444.038387] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 444.043934] ? vsnprintf+0x32a/0x19a0 [ 444.047751] gfs2_sys_fs_add+0x1aa/0x470 [ 444.051820] ? recover_store+0x160/0x160 [ 444.055907] ? snprintf+0xbb/0xf0 [ 444.059367] ? vscnprintf+0x60/0x80 [ 444.063026] ? set_blocksize+0x2bf/0x340 [ 444.067110] ? memcpy+0x46/0x50 [ 444.070412] fill_super+0x12f5/0x25c0 [ 444.074235] ? gfs2_online_uevent+0x1f0/0x1f0 [ 444.078756] ? snprintf+0xbb/0xf0 [ 444.082236] ? vsprintf+0x40/0x40 [ 444.085700] ? wait_for_completion+0x440/0x440 [ 444.090290] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 444.095397] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 444.100419] ? set_blocksize+0x2bf/0x340 [ 444.104509] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.110054] gfs2_mount+0x504/0x5de [ 444.113694] ? fill_super+0x25c0/0x25c0 [ 444.117707] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.123263] mount_fs+0xa8/0x31f [ 444.126649] vfs_kern_mount.part.0+0x6f/0x410 [ 444.129116] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 444.131159] do_mount+0x53e/0x2bc0 [ 444.131184] ? copy_mount_string+0x40/0x40 [ 444.131204] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.131218] ? copy_mount_options+0x280/0x3a0 [ 444.131238] ksys_mount+0xdb/0x150 [ 444.131257] __x64_sys_mount+0xbe/0x150 [ 444.131277] do_syscall_64+0xfd/0x620 [ 444.131297] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 444.131307] RIP: 0033:0x45c47a [ 444.131322] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 444.131330] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 444.131344] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 444.131352] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 444.131361] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 444.131369] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 08:50:15 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 444.131378] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff 08:50:15 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:15 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x27d96dd77f0000) [ 444.358349] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 444.364671] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 444.376830] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 444.512839] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 444.533909] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 444.565211] CPU: 1 PID: 17678 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 444.572182] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 444.581541] Call Trace: [ 444.584142] dump_stack+0x172/0x1f0 [ 444.587790] sysfs_warn_dup.cold+0x1c/0x31 [ 444.592043] sysfs_create_dir_ns+0x237/0x290 [ 444.596468] ? sysfs_create_mount_point+0xa0/0xa0 [ 444.601337] kobject_add_internal.cold+0xe5/0x5d1 [ 444.606200] kobject_init_and_add+0x101/0x160 [ 444.610706] ? kobject_add_internal+0x380/0x380 [ 444.615387] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 444.620933] ? vsnprintf+0x32a/0x19a0 [ 444.624781] gfs2_sys_fs_add+0x1aa/0x470 [ 444.628864] ? recover_store+0x160/0x160 [ 444.632933] ? snprintf+0xbb/0xf0 [ 444.636392] ? vscnprintf+0x60/0x80 [ 444.640029] ? set_blocksize+0x2bf/0x340 [ 444.644105] ? memcpy+0x46/0x50 [ 444.647403] fill_super+0x12f5/0x25c0 [ 444.651225] ? gfs2_online_uevent+0x1f0/0x1f0 [ 444.655984] ? snprintf+0xbb/0xf0 [ 444.659436] ? vsprintf+0x40/0x40 [ 444.660657] gfs2: fsid=_dev_uinput: Now mounting FS... [ 444.662910] ? wait_for_completion+0x440/0x440 [ 444.662925] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 444.662945] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 444.682912] ? set_blocksize+0x2bf/0x340 [ 444.686989] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.692528] gfs2_mount+0x504/0x5de [ 444.696159] ? fill_super+0x25c0/0x25c0 [ 444.700146] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.705683] mount_fs+0xa8/0x31f [ 444.709046] vfs_kern_mount.part.0+0x6f/0x410 [ 444.713551] do_mount+0x53e/0x2bc0 [ 444.717083] ? retint_kernel+0x2d/0x2d [ 444.720963] ? copy_mount_string+0x40/0x40 [ 444.725188] ? copy_mount_options+0x198/0x3a0 [ 444.729671] ? __sanitizer_cov_trace_pc+0x3b/0x50 [ 444.734500] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 444.740024] ? copy_mount_options+0x280/0x3a0 [ 444.744511] ksys_mount+0xdb/0x150 [ 444.748040] __x64_sys_mount+0xbe/0x150 [ 444.752016] do_syscall_64+0xfd/0x620 [ 444.755807] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 444.760981] RIP: 0033:0x45c47a [ 444.764161] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 444.783054] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 444.790761] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 444.798017] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 444.805272] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 444.812528] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 444.819871] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 444.827985] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 444.831729] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. 08:50:15 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', 0x0}) dup2(r0, r1) 08:50:15 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 444.869483] gfs2: not a GFS2 filesystem [ 444.878795] gfs2: fsid=_dev_uinput: can't read superblock [ 444.884800] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 444.891275] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:50:15 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 445.039015] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 445.055967] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 445.119546] gfs2: fsid=_dev_uinput: Now mounting FS... 08:50:16 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', 0x0}) dup2(r0, r1) 08:50:16 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 445.183782] gfs2: not a GFS2 filesystem [ 445.202047] gfs2: fsid=_dev_uinput: can't read superblock [ 445.207682] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:50:16 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x60000000000000) [ 445.246978] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 445.247179] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 445.294781] CPU: 0 PID: 17721 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 445.301755] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 445.311121] Call Trace: [ 445.313721] dump_stack+0x172/0x1f0 [ 445.317359] sysfs_warn_dup.cold+0x1c/0x31 [ 445.321607] sysfs_create_dir_ns+0x237/0x290 [ 445.326032] ? sysfs_create_mount_point+0xa0/0xa0 [ 445.330904] kobject_add_internal.cold+0xe5/0x5d1 [ 445.335790] kobject_init_and_add+0x101/0x160 [ 445.340300] ? kobject_add_internal+0x380/0x380 [ 445.344983] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 445.350534] ? vsnprintf+0x32a/0x19a0 [ 445.354355] gfs2_sys_fs_add+0x1aa/0x470 [ 445.358427] ? recover_store+0x160/0x160 [ 445.362490] ? snprintf+0xbb/0xf0 [ 445.362503] ? vscnprintf+0x60/0x80 [ 445.362518] ? set_blocksize+0x2bf/0x340 [ 445.362536] ? memcpy+0x46/0x50 [ 445.366241] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 445.369597] fill_super+0x12f5/0x25c0 [ 445.369625] ? gfs2_online_uevent+0x1f0/0x1f0 [ 445.369643] ? snprintf+0xbb/0xf0 [ 445.376951] ? vsprintf+0x40/0x40 [ 445.376973] ? wait_for_completion+0x440/0x440 [ 445.403162] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 445.408289] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 445.408305] ? set_blocksize+0x2bf/0x340 [ 445.417365] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 445.422915] gfs2_mount+0x504/0x5de [ 445.426553] ? fill_super+0x25c0/0x25c0 [ 445.430564] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 445.436108] mount_fs+0xa8/0x31f [ 445.436129] vfs_kern_mount.part.0+0x6f/0x410 [ 445.443969] do_mount+0x53e/0x2bc0 [ 445.447522] ? copy_mount_string+0x40/0x40 [ 445.451756] ? copy_mount_options+0x1d9/0x3a0 [ 445.456249] ? copy_mount_options+0x1e5/0x3a0 [ 445.456269] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 445.466292] ? copy_mount_options+0x280/0x3a0 [ 445.470798] ksys_mount+0xdb/0x150 [ 445.474349] __x64_sys_mount+0xbe/0x150 [ 445.476840] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 445.478329] do_syscall_64+0xfd/0x620 [ 445.478350] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 445.489583] RIP: 0033:0x45c47a [ 445.489595] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 445.489602] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 445.489615] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 445.489623] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 08:50:16 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 445.489631] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 445.489644] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 08:50:16 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x70000000000000) 08:50:16 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 445.546136] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 445.546408] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 445.566484] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 445.566524] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 445.887912] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 445.924951] gfs2: fsid=_dev_uinput: Now mounting FS... [ 445.952971] gfs2: not a GFS2 filesystem [ 445.957619] gfs2: fsid=_dev_uinput: can't read superblock [ 445.986744] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 445.996463] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 446.050925] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 446.062316] CPU: 0 PID: 17749 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 446.069278] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 446.078641] Call Trace: [ 446.081245] dump_stack+0x172/0x1f0 [ 446.084897] sysfs_warn_dup.cold+0x1c/0x31 [ 446.089155] sysfs_create_dir_ns+0x237/0x290 [ 446.093588] ? sysfs_create_mount_point+0xa0/0xa0 [ 446.098473] kobject_add_internal.cold+0xe5/0x5d1 [ 446.103353] kobject_init_and_add+0x101/0x160 [ 446.107863] ? kobject_add_internal+0x380/0x380 [ 446.112642] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 446.118195] ? vsnprintf+0x32a/0x19a0 [ 446.118226] gfs2_sys_fs_add+0x1aa/0x470 [ 446.126066] ? recover_store+0x160/0x160 [ 446.130137] ? snprintf+0xbb/0xf0 [ 446.133619] ? vscnprintf+0x60/0x80 [ 446.137260] ? set_blocksize+0x2bf/0x340 [ 446.141332] ? memcpy+0x46/0x50 [ 446.144722] fill_super+0x12f5/0x25c0 [ 446.148558] ? gfs2_online_uevent+0x1f0/0x1f0 [ 446.153071] ? snprintf+0xbb/0xf0 [ 446.153084] ? vsprintf+0x40/0x40 [ 446.153103] ? wait_for_completion+0x440/0x440 [ 446.153120] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 446.157579] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 446.160024] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 446.160040] ? set_blocksize+0x2bf/0x340 [ 446.160058] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.160081] gfs2_mount+0x504/0x5de [ 446.169902] ? fill_super+0x25c0/0x25c0 [ 446.169951] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.181418] mount_fs+0xa8/0x31f [ 446.181440] vfs_kern_mount.part.0+0x6f/0x410 [ 446.181459] do_mount+0x53e/0x2bc0 [ 446.215522] ? copy_mount_string+0x40/0x40 [ 446.219750] ? _copy_from_user+0xdd/0x150 [ 446.223890] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.229434] ? copy_mount_options+0x280/0x3a0 [ 446.233921] ksys_mount+0xdb/0x150 [ 446.237453] __x64_sys_mount+0xbe/0x150 [ 446.241419] do_syscall_64+0xfd/0x620 [ 446.245210] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 446.250387] RIP: 0033:0x45c47a [ 446.253570] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 446.272463] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 446.280158] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 446.287426] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 446.294692] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 08:50:17 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 446.301956] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 446.309211] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff 08:50:17 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x80ffff00000000) 08:50:17 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 446.395990] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 446.414805] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:50:17 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', 0x0}) dup2(r0, r1) [ 446.471949] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 446.525741] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" 08:50:17 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 446.615213] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 446.622505] gfs2: fsid=_dev_uinput: Now mounting FS... [ 446.635626] gfs2: not a GFS2 filesystem [ 446.663279] gfs2: fsid=_dev_uinput: can't read superblock [ 446.669242] CPU: 0 PID: 17771 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 446.676193] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 446.685563] Call Trace: [ 446.687191] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 446.688171] dump_stack+0x172/0x1f0 [ 446.688195] sysfs_warn_dup.cold+0x1c/0x31 [ 446.688214] sysfs_create_dir_ns+0x237/0x290 [ 446.706462] ? sysfs_create_mount_point+0xa0/0xa0 [ 446.711336] kobject_add_internal.cold+0xe5/0x5d1 [ 446.716204] kobject_init_and_add+0x101/0x160 [ 446.720717] ? kobject_add_internal+0x380/0x380 [ 446.725404] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 446.730950] ? vsnprintf+0x32a/0x19a0 [ 446.734770] gfs2_sys_fs_add+0x1aa/0x470 [ 446.739013] ? recover_store+0x160/0x160 [ 446.743080] ? snprintf+0xbb/0xf0 [ 446.746548] ? vscnprintf+0x60/0x80 [ 446.750205] ? set_blocksize+0x2bf/0x340 [ 446.750227] ? memcpy+0x46/0x50 [ 446.750250] fill_super+0x12f5/0x25c0 [ 446.750276] ? gfs2_online_uevent+0x1f0/0x1f0 [ 446.750289] ? snprintf+0xbb/0xf0 [ 446.750300] ? vsprintf+0x40/0x40 [ 446.750319] ? wait_for_completion+0x440/0x440 [ 446.757638] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 446.757653] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 446.757668] ? set_blocksize+0x2bf/0x340 [ 446.757686] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.757703] gfs2_mount+0x504/0x5de [ 446.757720] ? fill_super+0x25c0/0x25c0 [ 446.766018] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.766041] mount_fs+0xa8/0x31f [ 446.766064] vfs_kern_mount.part.0+0x6f/0x410 [ 446.766083] do_mount+0x53e/0x2bc0 [ 446.772990] ? retint_kernel+0x2d/0x2d [ 446.773010] ? copy_mount_string+0x40/0x40 [ 446.773027] ? copy_mount_options+0x198/0x3a0 [ 446.773043] ? __sanitizer_cov_trace_pc+0x48/0x50 [ 446.773060] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 446.773075] ? copy_mount_options+0x280/0x3a0 [ 446.773096] ksys_mount+0xdb/0x150 [ 446.773113] __x64_sys_mount+0xbe/0x150 [ 446.782774] do_syscall_64+0xfd/0x620 [ 446.782797] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 446.782809] RIP: 0033:0x45c47a [ 446.782825] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 446.791865] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 446.791882] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 446.791891] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 08:50:17 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0xec0f0000000000) [ 446.791900] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 446.791909] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 446.791918] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 446.852930] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 446.870837] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 446.896533] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:50:17 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 447.137506] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 447.156565] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 447.191152] gfs2: fsid=_dev_uinput: Now mounting FS... [ 447.196775] CPU: 1 PID: 17785 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 447.203724] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 447.213089] Call Trace: [ 447.215698] dump_stack+0x172/0x1f0 [ 447.219368] sysfs_warn_dup.cold+0x1c/0x31 [ 447.223719] sysfs_create_dir_ns+0x237/0x290 [ 447.228150] ? sysfs_create_mount_point+0xa0/0xa0 [ 447.233023] kobject_add_internal.cold+0xe5/0x5d1 [ 447.234270] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 447.237899] kobject_init_and_add+0x101/0x160 [ 447.237918] ? kobject_add_internal+0x380/0x380 [ 447.254518] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 447.260070] ? vsnprintf+0x32a/0x19a0 [ 447.263889] gfs2_sys_fs_add+0x1aa/0x470 [ 447.267965] ? recover_store+0x160/0x160 [ 447.272037] ? snprintf+0xbb/0xf0 [ 447.275674] ? vscnprintf+0x60/0x80 [ 447.279311] ? set_blocksize+0x2bf/0x340 [ 447.283386] ? memcpy+0x46/0x50 [ 447.286681] fill_super+0x12f5/0x25c0 [ 447.290507] ? gfs2_online_uevent+0x1f0/0x1f0 [ 447.295054] ? snprintf+0xbb/0xf0 [ 447.298513] ? vsprintf+0x40/0x40 [ 447.301979] ? wait_for_completion+0x440/0x440 [ 447.306573] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 447.311682] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 447.316710] ? set_blocksize+0x2bf/0x340 [ 447.320789] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.326342] gfs2_mount+0x504/0x5de [ 447.329979] ? fill_super+0x25c0/0x25c0 [ 447.333998] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.339558] mount_fs+0xa8/0x31f [ 447.342936] vfs_kern_mount.part.0+0x6f/0x410 [ 447.347441] do_mount+0x53e/0x2bc0 [ 447.350997] ? copy_mount_string+0x40/0x40 [ 447.355251] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.360147] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 447.360790] ? copy_mount_options+0x280/0x3a0 [ 447.360809] ksys_mount+0xdb/0x150 [ 447.360828] __x64_sys_mount+0xbe/0x150 [ 447.360847] do_syscall_64+0xfd/0x620 [ 447.360867] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 447.360876] RIP: 0033:0x45c47a [ 447.360891] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 447.360899] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 447.360914] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 447.360923] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 447.360931] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 08:50:18 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x100000000000000) [ 447.360940] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 447.360948] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 447.457918] gfs2: not a GFS2 filesystem [ 447.463753] gfs2: fsid=_dev_uinput: can't read superblock [ 447.476058] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:50:18 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x100008000000000) 08:50:18 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 447.538308] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 447.574502] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:50:18 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:18 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', 0x0}) dup2(r0, r1) [ 447.625251] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. 08:50:18 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:18 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x200000000000000) [ 447.697646] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 447.767027] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 447.768337] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 447.792474] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 447.811650] CPU: 1 PID: 17785 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 447.818624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 447.828163] Call Trace: [ 447.830771] dump_stack+0x172/0x1f0 [ 447.834423] sysfs_warn_dup.cold+0x1c/0x31 [ 447.835321] gfs2: fsid=_dev_uinput: Now mounting FS... [ 447.838672] sysfs_create_dir_ns+0x237/0x290 [ 447.838694] ? sysfs_create_mount_point+0xa0/0xa0 [ 447.853203] kobject_add_internal.cold+0xe5/0x5d1 [ 447.858047] kobject_init_and_add+0x101/0x160 [ 447.862534] ? kobject_add_internal+0x380/0x380 [ 447.867199] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 447.872744] ? vsnprintf+0x32a/0x19a0 [ 447.876541] gfs2_sys_fs_add+0x1aa/0x470 [ 447.880589] ? recover_store+0x160/0x160 [ 447.884639] ? snprintf+0xbb/0xf0 [ 447.888077] ? vscnprintf+0x60/0x80 [ 447.891783] ? set_blocksize+0x2bf/0x340 [ 447.895835] ? memcpy+0x46/0x50 [ 447.899104] fill_super+0x12f5/0x25c0 [ 447.902899] ? gfs2_online_uevent+0x1f0/0x1f0 [ 447.907383] ? snprintf+0xbb/0xf0 [ 447.910821] ? vsprintf+0x40/0x40 [ 447.914286] ? wait_for_completion+0x440/0x440 [ 447.918853] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 447.923953] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 447.928955] ? set_blocksize+0x2bf/0x340 [ 447.933019] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.938544] gfs2_mount+0x504/0x5de [ 447.942171] ? fill_super+0x25c0/0x25c0 [ 447.946153] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.951693] mount_fs+0xa8/0x31f [ 447.955066] vfs_kern_mount.part.0+0x6f/0x410 [ 447.959553] do_mount+0x53e/0x2bc0 [ 447.963112] ? copy_mount_string+0x40/0x40 [ 447.967343] ? _copy_from_user+0xdd/0x150 [ 447.971493] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 447.977026] ? copy_mount_options+0x280/0x3a0 [ 447.981518] ksys_mount+0xdb/0x150 [ 447.985054] __x64_sys_mount+0xbe/0x150 [ 447.989018] do_syscall_64+0xfd/0x620 [ 447.992815] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 447.997998] RIP: 0033:0x45c47a [ 448.001183] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 448.020080] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 448.027781] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 448.035123] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 448.042380] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 448.049634] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 448.056889] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff 08:50:19 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', 0x0}) dup2(r0, r1) [ 448.069409] gfs2: not a GFS2 filesystem [ 448.084683] gfs2: fsid=_dev_uinput: can't read superblock [ 448.117890] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 448.192259] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 448.205728] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 448.215780] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:50:19 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:19 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:19 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x300000000000000) [ 448.475274] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" 08:50:19 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 448.547671] gfs2: fsid=_dev_uinput: Now mounting FS... [ 448.575505] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 448.586139] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 448.601152] gfs2: not a GFS2 filesystem [ 448.605237] gfs2: fsid=_dev_uinput: can't read superblock [ 448.612500] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 448.651337] CPU: 0 PID: 17846 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 448.658321] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 448.667689] Call Trace: [ 448.670297] dump_stack+0x172/0x1f0 [ 448.673949] sysfs_warn_dup.cold+0x1c/0x31 [ 448.678209] sysfs_create_dir_ns+0x237/0x290 [ 448.682634] ? sysfs_create_mount_point+0xa0/0xa0 [ 448.682668] kobject_add_internal.cold+0xe5/0x5d1 [ 448.682689] kobject_init_and_add+0x101/0x160 [ 448.682706] ? kobject_add_internal+0x380/0x380 [ 448.701541] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 448.701554] ? vsnprintf+0x32a/0x19a0 [ 448.701579] gfs2_sys_fs_add+0x1aa/0x470 [ 448.701596] ? recover_store+0x160/0x160 [ 448.719642] ? snprintf+0xbb/0xf0 [ 448.723133] ? vscnprintf+0x60/0x80 [ 448.726775] ? set_blocksize+0x2bf/0x340 [ 448.730840] ? memcpy+0x46/0x50 [ 448.734115] fill_super+0x12f5/0x25c0 [ 448.737917] ? gfs2_online_uevent+0x1f0/0x1f0 [ 448.742415] ? snprintf+0xbb/0xf0 [ 448.745864] ? vsprintf+0x40/0x40 [ 448.749307] ? wait_for_completion+0x440/0x440 [ 448.753878] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 448.758972] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 448.763979] ? set_blocksize+0x2bf/0x340 [ 448.768053] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.773582] gfs2_mount+0x504/0x5de [ 448.777200] ? fill_super+0x25c0/0x25c0 [ 448.781183] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.786715] mount_fs+0xa8/0x31f [ 448.790086] vfs_kern_mount.part.0+0x6f/0x410 [ 448.794575] do_mount+0x53e/0x2bc0 [ 448.798105] ? retint_kernel+0x2d/0x2d [ 448.801988] ? copy_mount_string+0x40/0x40 [ 448.806210] ? copy_mount_options+0x1d9/0x3a0 [ 448.810702] ? write_comp_data+0x68/0x70 [ 448.814763] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 448.820289] ? copy_mount_options+0x280/0x3a0 [ 448.824786] ksys_mount+0xdb/0x150 [ 448.828320] __x64_sys_mount+0xbe/0x150 [ 448.832286] do_syscall_64+0xfd/0x620 [ 448.836077] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 448.841266] RIP: 0033:0x45c47a [ 448.844477] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 448.863382] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 448.871091] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 448.878868] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 448.886146] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 448.893403] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 08:50:19 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', 0x0}) dup2(r0, r1) 08:50:19 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 448.900657] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 448.944197] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 448.975313] validate_nla: 1 callbacks suppressed [ 448.980211] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 448.995534] gfs2: fsid=_dev_uinput: Now mounting FS... [ 449.001092] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 449.024997] gfs2: not a GFS2 filesystem [ 449.033873] gfs2: fsid=_dev_uinput: can't read superblock [ 449.048049] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 449.058296] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 449.114247] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 449.131630] CPU: 1 PID: 17846 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 449.138607] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 449.141853] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 449.147968] Call Trace: [ 449.147994] dump_stack+0x172/0x1f0 [ 449.148018] sysfs_warn_dup.cold+0x1c/0x31 [ 449.148037] sysfs_create_dir_ns+0x237/0x290 [ 449.148058] ? sysfs_create_mount_point+0xa0/0xa0 [ 449.174240] kobject_add_internal.cold+0xe5/0x5d1 [ 449.179103] kobject_init_and_add+0x101/0x160 [ 449.183612] ? kobject_add_internal+0x380/0x380 [ 449.188291] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 449.193837] ? vsnprintf+0x32a/0x19a0 [ 449.197657] gfs2_sys_fs_add+0x1aa/0x470 [ 449.201728] ? recover_store+0x160/0x160 [ 449.205801] ? snprintf+0xbb/0xf0 [ 449.209266] ? vscnprintf+0x60/0x80 [ 449.212901] ? set_blocksize+0x2bf/0x340 [ 449.216972] ? memcpy+0x46/0x50 [ 449.220262] fill_super+0x12f5/0x25c0 [ 449.224082] ? gfs2_online_uevent+0x1f0/0x1f0 [ 449.228585] ? snprintf+0xbb/0xf0 [ 449.232046] ? vsprintf+0x40/0x40 [ 449.235514] ? wait_for_completion+0x440/0x440 [ 449.240104] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 449.245217] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 449.250264] ? set_blocksize+0x2bf/0x340 [ 449.254339] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.259888] gfs2_mount+0x504/0x5de [ 449.263534] ? fill_super+0x25c0/0x25c0 [ 449.267553] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.273110] mount_fs+0xa8/0x31f [ 449.273731] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 449.276491] vfs_kern_mount.part.0+0x6f/0x410 [ 449.276518] do_mount+0x53e/0x2bc0 [ 449.276541] ? copy_mount_string+0x40/0x40 [ 449.276565] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 449.276577] ? copy_mount_options+0x280/0x3a0 [ 449.276595] ksys_mount+0xdb/0x150 [ 449.309811] __x64_sys_mount+0xbe/0x150 08:50:20 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x400000000000000) [ 449.313799] do_syscall_64+0xfd/0x620 [ 449.317613] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 449.322807] RIP: 0033:0x45c47a [ 449.326008] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 449.337431] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 449.346319] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 449.346336] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 449.346345] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 449.346355] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 449.346363] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 449.346370] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff 08:50:20 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:20 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 449.431846] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 449.470317] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:50:20 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:20 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x500000000000000) [ 449.664890] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 449.673698] gfs2: fsid=_dev_uinput: Now mounting FS... [ 449.679666] gfs2: not a GFS2 filesystem [ 449.690670] gfs2: fsid=_dev_uinput: can't read superblock [ 449.698166] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 449.723909] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:50:20 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x700000000000000) [ 449.883278] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 449.897260] gfs2: fsid=_dev_uinput: Now mounting FS... [ 449.903808] gfs2: not a GFS2 filesystem [ 449.907997] gfs2: fsid=_dev_uinput: can't read superblock [ 449.937849] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 449.938089] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 450.011448] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 450.018402] CPU: 0 PID: 17899 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 450.025338] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 450.034707] Call Trace: [ 450.037311] dump_stack+0x172/0x1f0 [ 450.040949] sysfs_warn_dup.cold+0x1c/0x31 [ 450.045190] sysfs_create_dir_ns+0x237/0x290 [ 450.049604] ? sysfs_create_mount_point+0xa0/0xa0 [ 450.054456] kobject_add_internal.cold+0xe5/0x5d1 [ 450.054475] kobject_init_and_add+0x101/0x160 [ 450.063805] ? kobject_add_internal+0x380/0x380 [ 450.063825] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 450.063838] ? vsnprintf+0x32a/0x19a0 [ 450.063862] gfs2_sys_fs_add+0x1aa/0x470 [ 450.074040] ? recover_store+0x160/0x160 [ 450.074057] ? snprintf+0xbb/0xf0 [ 450.074069] ? vscnprintf+0x60/0x80 [ 450.074086] ? set_blocksize+0x2bf/0x340 [ 450.081919] ? memcpy+0x46/0x50 [ 450.089420] fill_super+0x12f5/0x25c0 [ 450.089446] ? gfs2_online_uevent+0x1f0/0x1f0 [ 450.097090] ? snprintf+0xbb/0xf0 [ 450.097102] ? vsprintf+0x40/0x40 [ 450.097121] ? wait_for_completion+0x440/0x440 [ 450.120078] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 450.125173] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 450.130178] ? set_blocksize+0x2bf/0x340 [ 450.134229] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.139759] gfs2_mount+0x504/0x5de [ 450.143377] ? fill_super+0x25c0/0x25c0 [ 450.147374] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.152904] mount_fs+0xa8/0x31f [ 450.156263] vfs_kern_mount.part.0+0x6f/0x410 [ 450.160752] do_mount+0x53e/0x2bc0 [ 450.164408] ? copy_mount_string+0x40/0x40 [ 450.168639] ? _copy_from_user+0xdd/0x150 [ 450.172785] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.178338] ? copy_mount_options+0x280/0x3a0 [ 450.182833] ksys_mount+0xdb/0x150 [ 450.186383] __x64_sys_mount+0xbe/0x150 [ 450.190365] do_syscall_64+0xfd/0x620 [ 450.194168] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 450.199355] RIP: 0033:0x45c47a [ 450.202539] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 450.221427] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 450.229127] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 450.236383] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 450.243641] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 450.250898] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 450.258156] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff 08:50:21 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x800000000000000) [ 450.284146] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 450.303587] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 450.323650] netlink: 'syz-executor.2': attribute type 17 has an invalid length. 08:50:21 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:21 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 450.354370] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:50:21 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', 0x0}) dup2(r0, r1) 08:50:21 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:21 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x900000000000000) [ 450.454998] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 450.471172] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 450.479351] gfs2: fsid=_dev_uinput: Now mounting FS... [ 450.537937] gfs2: not a GFS2 filesystem [ 450.571333] gfs2: fsid=_dev_uinput: can't read superblock [ 450.598361] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 450.618176] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 450.683383] CPU: 0 PID: 17922 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 450.690392] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 450.699753] Call Trace: [ 450.702351] dump_stack+0x172/0x1f0 [ 450.702376] sysfs_warn_dup.cold+0x1c/0x31 [ 450.702394] sysfs_create_dir_ns+0x237/0x290 [ 450.702412] ? sysfs_create_mount_point+0xa0/0xa0 [ 450.710274] kobject_add_internal.cold+0xe5/0x5d1 [ 450.710295] kobject_init_and_add+0x101/0x160 [ 450.710310] ? kobject_add_internal+0x380/0x380 [ 450.710332] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 450.719928] ? vsnprintf+0x32a/0x19a0 [ 450.719956] gfs2_sys_fs_add+0x1aa/0x470 [ 450.719974] ? recover_store+0x160/0x160 [ 450.729296] ? snprintf+0xbb/0xf0 [ 450.729311] ? vscnprintf+0x60/0x80 [ 450.729327] ? set_blocksize+0x2bf/0x340 [ 450.729345] ? memcpy+0x46/0x50 [ 450.739536] fill_super+0x12f5/0x25c0 [ 450.739567] ? gfs2_online_uevent+0x1f0/0x1f0 [ 450.747448] ? snprintf+0xbb/0xf0 [ 450.747463] ? vsprintf+0x40/0x40 [ 450.747482] ? wait_for_completion+0x440/0x440 [ 450.747498] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 450.755021] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 450.755037] ? set_blocksize+0x2bf/0x340 [ 450.755053] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.755070] gfs2_mount+0x504/0x5de [ 450.808906] ? fill_super+0x25c0/0x25c0 [ 450.812895] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.818602] mount_fs+0xa8/0x31f [ 450.821963] vfs_kern_mount.part.0+0x6f/0x410 [ 450.826451] do_mount+0x53e/0x2bc0 [ 450.829991] ? copy_mount_string+0x40/0x40 [ 450.834236] ? _copy_from_user+0xdd/0x150 [ 450.838374] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 450.843901] ? copy_mount_options+0x280/0x3a0 [ 450.848385] ksys_mount+0xdb/0x150 [ 450.851915] __x64_sys_mount+0xbe/0x150 [ 450.855878] do_syscall_64+0xfd/0x620 [ 450.859668] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 450.864845] RIP: 0033:0x45c47a [ 450.868029] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 450.886925] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 450.894622] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 450.901886] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 450.909144] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 450.916402] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 450.923657] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 450.938383] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 450.951342] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. 08:50:21 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 450.951364] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:50:22 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0xc00000000000000) [ 451.098385] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 451.149647] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 451.187893] gfs2: fsid=_dev_uinput: Now mounting FS... [ 451.197957] CPU: 0 PID: 17940 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 451.204937] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 451.214327] Call Trace: [ 451.216943] dump_stack+0x172/0x1f0 [ 451.220588] sysfs_warn_dup.cold+0x1c/0x31 [ 451.220994] gfs2: not a GFS2 filesystem [ 451.224844] sysfs_create_dir_ns+0x237/0x290 [ 451.224861] ? sysfs_create_mount_point+0xa0/0xa0 [ 451.224893] kobject_add_internal.cold+0xe5/0x5d1 [ 451.239553] gfs2: fsid=_dev_uinput: can't read superblock [ 451.242927] kobject_init_and_add+0x101/0x160 [ 451.242945] ? kobject_add_internal+0x380/0x380 [ 451.242966] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 451.242980] ? vsnprintf+0x32a/0x19a0 [ 451.243005] gfs2_sys_fs_add+0x1aa/0x470 [ 451.252203] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 451.253014] ? recover_store+0x160/0x160 [ 451.253035] ? snprintf+0xbb/0xf0 [ 451.253049] ? vscnprintf+0x60/0x80 [ 451.253070] ? set_blocksize+0x2bf/0x340 [ 451.292224] ? memcpy+0x46/0x50 [ 451.292247] fill_super+0x12f5/0x25c0 [ 451.292281] ? gfs2_online_uevent+0x1f0/0x1f0 [ 451.292297] ? snprintf+0xbb/0xf0 [ 451.299345] ? vsprintf+0x40/0x40 [ 451.299366] ? wait_for_completion+0x440/0x440 [ 451.299380] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 451.299395] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 451.299408] ? set_blocksize+0x2bf/0x340 [ 451.299426] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.307362] gfs2_mount+0x504/0x5de [ 451.307381] ? fill_super+0x25c0/0x25c0 [ 451.307425] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.315451] mount_fs+0xa8/0x31f [ 451.315475] vfs_kern_mount.part.0+0x6f/0x410 [ 451.315494] do_mount+0x53e/0x2bc0 [ 451.315516] ? copy_mount_string+0x40/0x40 [ 451.325626] ? _copy_from_user+0xdd/0x150 [ 451.325648] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.325666] ? copy_mount_options+0x280/0x3a0 [ 451.325684] ksys_mount+0xdb/0x150 [ 451.335261] __x64_sys_mount+0xbe/0x150 [ 451.335281] do_syscall_64+0xfd/0x620 [ 451.335303] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 451.335315] RIP: 0033:0x45c47a [ 451.335328] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 451.335338] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 [ 451.342905] ORIG_RAX: 00000000000000a5 [ 451.342914] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 451.342923] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 451.342932] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 08:50:22 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0xa, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 451.342941] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 451.342949] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 451.357592] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 451.482736] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. 08:50:22 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', 0x0}) dup2(r0, r1) [ 451.498439] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:50:22 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:22 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0xf, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 451.537208] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 451.553086] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 451.587201] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:50:22 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0xf00000000000000) [ 451.657304] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 451.683026] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 451.714642] gfs2: fsid=_dev_uinput: Now mounting FS... [ 451.729960] CPU: 0 PID: 17957 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 451.736933] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 451.746300] Call Trace: [ 451.748910] dump_stack+0x172/0x1f0 [ 451.752568] sysfs_warn_dup.cold+0x1c/0x31 [ 451.756835] sysfs_create_dir_ns+0x237/0x290 08:50:22 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 451.761291] ? sysfs_create_mount_point+0xa0/0xa0 [ 451.766164] kobject_add_internal.cold+0xe5/0x5d1 [ 451.771085] kobject_init_and_add+0x101/0x160 [ 451.775605] ? kobject_add_internal+0x380/0x380 [ 451.780281] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 451.785832] ? vsnprintf+0x32a/0x19a0 [ 451.789656] gfs2_sys_fs_add+0x1aa/0x470 [ 451.793750] ? recover_store+0x160/0x160 [ 451.797819] ? snprintf+0xbb/0xf0 [ 451.797835] ? vscnprintf+0x60/0x80 [ 451.804906] ? set_blocksize+0x2bf/0x340 [ 451.804927] ? memcpy+0x46/0x50 [ 451.804947] fill_super+0x12f5/0x25c0 [ 451.816069] ? gfs2_online_uevent+0x1f0/0x1f0 [ 451.820582] ? snprintf+0xbb/0xf0 [ 451.824044] ? vsprintf+0x40/0x40 [ 451.827518] ? wait_for_completion+0x440/0x440 [ 451.832113] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 451.837234] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 451.842268] ? set_blocksize+0x2bf/0x340 [ 451.846356] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.847955] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 451.851904] gfs2_mount+0x504/0x5de [ 451.851923] ? fill_super+0x25c0/0x25c0 [ 451.851966] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.851987] mount_fs+0xa8/0x31f [ 451.852007] vfs_kern_mount.part.0+0x6f/0x410 [ 451.852026] do_mount+0x53e/0x2bc0 [ 451.883962] ? copy_mount_string+0x40/0x40 [ 451.888998] ? _copy_from_user+0xdd/0x150 [ 451.893166] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 451.895378] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 451.898712] ? copy_mount_options+0x280/0x3a0 [ 451.898733] ksys_mount+0xdb/0x150 [ 451.898753] __x64_sys_mount+0xbe/0x150 [ 451.898773] do_syscall_64+0xfd/0x620 [ 451.898793] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 451.898803] RIP: 0033:0x45c47a [ 451.898818] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 451.948326] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 451.956060] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a 08:50:22 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', 0x0}) dup2(r0, r1) 08:50:22 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x10, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 451.963340] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 451.970625] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 451.977905] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 451.985193] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 451.993390] gfs2: not a GFS2 filesystem [ 451.997528] gfs2: fsid=_dev_uinput: can't read superblock [ 452.037228] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:50:23 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:23 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x23, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 452.130503] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. 08:50:23 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:23 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', 0x0}) dup2(r0, r1) 08:50:23 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x1100000000000000) [ 452.182460] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 452.215988] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 452.305135] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 452.322028] gfs2: fsid=_dev_uinput: Now mounting FS... [ 452.345089] gfs2: not a GFS2 filesystem [ 452.359155] gfs2: fsid=_dev_uinput: can't read superblock [ 452.375928] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 452.392701] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 452.431457] CPU: 0 PID: 18002 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 452.432447] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 452.438415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 452.438421] Call Trace: [ 452.438446] dump_stack+0x172/0x1f0 [ 452.438474] sysfs_warn_dup.cold+0x1c/0x31 [ 452.464812] sysfs_create_dir_ns+0x237/0x290 [ 452.469256] ? sysfs_create_mount_point+0xa0/0xa0 [ 452.474115] kobject_add_internal.cold+0xe5/0x5d1 [ 452.474133] kobject_init_and_add+0x101/0x160 [ 452.474148] ? kobject_add_internal+0x380/0x380 [ 452.488129] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 452.488145] ? vsnprintf+0x32a/0x19a0 [ 452.488169] gfs2_sys_fs_add+0x1aa/0x470 [ 452.501527] ? recover_store+0x160/0x160 [ 452.505597] ? snprintf+0xbb/0xf0 [ 452.509056] ? vscnprintf+0x60/0x80 [ 452.512685] ? set_blocksize+0x2bf/0x340 [ 452.517336] ? memcpy+0x46/0x50 [ 452.517358] fill_super+0x12f5/0x25c0 [ 452.517382] ? gfs2_online_uevent+0x1f0/0x1f0 [ 452.528905] ? snprintf+0xbb/0xf0 [ 452.532363] ? vsprintf+0x40/0x40 [ 452.535828] ? wait_for_completion+0x440/0x440 [ 452.540414] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 452.540430] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 452.540444] ? set_blocksize+0x2bf/0x340 [ 452.540460] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.540476] gfs2_mount+0x504/0x5de [ 452.550573] ? fill_super+0x25c0/0x25c0 [ 452.550622] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.550644] mount_fs+0xa8/0x31f [ 452.563825] vfs_kern_mount.part.0+0x6f/0x410 [ 452.563845] do_mount+0x53e/0x2bc0 [ 452.563866] ? copy_mount_string+0x40/0x40 [ 452.581977] netlink: 3 bytes leftover after parsing attributes in process `syz-executor.3'. [ 452.584709] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 452.584727] ? copy_mount_options+0x280/0x3a0 [ 452.584748] ksys_mount+0xdb/0x150 [ 452.584766] __x64_sys_mount+0xbe/0x150 [ 452.614946] do_syscall_64+0xfd/0x620 [ 452.618745] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 452.623923] RIP: 0033:0x45c47a [ 452.627104] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 452.645991] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 452.653685] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 452.660942] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 452.668211] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 452.675475] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 08:50:23 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x25, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:23 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 452.682730] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 452.709986] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 452.755920] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 452.778208] netlink: 5 bytes leftover after parsing attributes in process `syz-executor.3'. 08:50:23 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', 0x0}) dup2(r0, r1) 08:50:23 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x1800000000000000) 08:50:23 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 452.859217] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 452.859236] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:50:23 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x2b, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 452.979927] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 452.994376] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 453.026443] gfs2: fsid=_dev_uinput: Now mounting FS... [ 453.033980] CPU: 0 PID: 18002 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 453.040936] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 453.050297] Call Trace: [ 453.052908] dump_stack+0x172/0x1f0 [ 453.056557] sysfs_warn_dup.cold+0x1c/0x31 [ 453.060810] sysfs_create_dir_ns+0x237/0x290 [ 453.065238] ? sysfs_create_mount_point+0xa0/0xa0 [ 453.070113] kobject_add_internal.cold+0xe5/0x5d1 [ 453.074978] kobject_init_and_add+0x101/0x160 [ 453.079483] ? kobject_add_internal+0x380/0x380 [ 453.084165] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 453.084181] ? vsnprintf+0x32a/0x19a0 [ 453.093515] gfs2_sys_fs_add+0x1aa/0x470 [ 453.097587] ? recover_store+0x160/0x160 [ 453.101654] ? snprintf+0xbb/0xf0 [ 453.101667] ? vscnprintf+0x60/0x80 [ 453.101683] ? set_blocksize+0x2bf/0x340 [ 453.101700] ? memcpy+0x46/0x50 [ 453.101719] fill_super+0x12f5/0x25c0 [ 453.119904] ? gfs2_online_uevent+0x1f0/0x1f0 [ 453.124417] ? snprintf+0xbb/0xf0 [ 453.129344] ? vsprintf+0x40/0x40 [ 453.132806] ? wait_for_completion+0x440/0x440 [ 453.137386] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 453.142480] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 453.147493] ? set_blocksize+0x2bf/0x340 [ 453.151552] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 453.157083] gfs2_mount+0x504/0x5de [ 453.160702] ? fill_super+0x25c0/0x25c0 [ 453.164689] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 453.170218] mount_fs+0xa8/0x31f [ 453.173579] vfs_kern_mount.part.0+0x6f/0x410 [ 453.178065] do_mount+0x53e/0x2bc0 [ 453.181597] ? copy_mount_string+0x40/0x40 [ 453.185825] ? _copy_from_user+0xdd/0x150 [ 453.189965] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 453.195489] ? copy_mount_options+0x280/0x3a0 [ 453.199974] ksys_mount+0xdb/0x150 [ 453.203501] __x64_sys_mount+0xbe/0x150 [ 453.207466] do_syscall_64+0xfd/0x620 [ 453.211356] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 453.216529] RIP: 0033:0x45c47a [ 453.219708] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 453.238598] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 453.246292] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 453.253556] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 453.260813] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 453.268070] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 08:50:24 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', 0x0}) dup2(r0, r1) [ 453.275324] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 453.296405] gfs2: not a GFS2 filesystem [ 453.309636] gfs2: fsid=_dev_uinput: can't read superblock [ 453.326683] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 453.339162] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 453.379008] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 453.392754] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:50:24 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x2900000000000000) 08:50:24 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 453.483203] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 453.517918] gfs2: fsid=_dev_uinput: Now mounting FS... [ 453.559765] gfs2: not a GFS2 filesystem [ 453.589525] gfs2: fsid=_dev_uinput: can't read superblock [ 453.615297] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:50:24 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 453.639754] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 453.647014] netlink: 3 bytes leftover after parsing attributes in process `syz-executor.3'. [ 453.692853] CPU: 1 PID: 18047 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 453.699829] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 453.709187] Call Trace: [ 453.711799] dump_stack+0x172/0x1f0 [ 453.715452] sysfs_warn_dup.cold+0x1c/0x31 [ 453.719712] sysfs_create_dir_ns+0x237/0x290 [ 453.724135] ? sysfs_create_mount_point+0xa0/0xa0 [ 453.724167] kobject_add_internal.cold+0xe5/0x5d1 [ 453.724192] kobject_init_and_add+0x101/0x160 [ 453.738357] ? kobject_add_internal+0x380/0x380 [ 453.743032] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 453.743045] ? vsnprintf+0x32a/0x19a0 [ 453.743069] gfs2_sys_fs_add+0x1aa/0x470 [ 453.756447] ? recover_store+0x160/0x160 [ 453.760530] ? snprintf+0xbb/0xf0 [ 453.764008] ? vscnprintf+0x60/0x80 [ 453.767645] ? set_blocksize+0x2bf/0x340 [ 453.771704] ? memcpy+0x46/0x50 [ 453.774988] fill_super+0x12f5/0x25c0 [ 453.778786] ? gfs2_online_uevent+0x1f0/0x1f0 [ 453.783271] ? snprintf+0xbb/0xf0 [ 453.786710] ? vsprintf+0x40/0x40 [ 453.790158] ? wait_for_completion+0x440/0x440 [ 453.794734] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 453.799826] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 453.804830] ? set_blocksize+0x2bf/0x340 [ 453.808888] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 453.814413] gfs2_mount+0x504/0x5de [ 453.818029] ? fill_super+0x25c0/0x25c0 [ 453.822011] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 453.827548] mount_fs+0xa8/0x31f [ 453.830908] vfs_kern_mount.part.0+0x6f/0x410 [ 453.835398] do_mount+0x53e/0x2bc0 [ 453.838930] ? copy_mount_string+0x40/0x40 [ 453.843164] ? _copy_from_user+0xdd/0x150 [ 453.847303] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 453.852838] ? copy_mount_options+0x280/0x3a0 [ 453.857324] ksys_mount+0xdb/0x150 [ 453.860853] __x64_sys_mount+0xbe/0x150 [ 453.864818] do_syscall_64+0xfd/0x620 [ 453.868642] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 453.873819] RIP: 0033:0x45c47a [ 453.876999] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 453.895889] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 453.903594] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 453.910850] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 453.919410] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 453.926665] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 453.933925] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff 08:50:24 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:25 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x3f00000000000000) [ 454.013370] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 454.024268] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 454.041985] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 454.141060] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 454.153879] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 454.160574] validate_nla: 1 callbacks suppressed [ 454.160600] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 454.162464] CPU: 1 PID: 18059 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 454.180178] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 454.189535] Call Trace: [ 454.192137] dump_stack+0x172/0x1f0 [ 454.195788] sysfs_warn_dup.cold+0x1c/0x31 [ 454.200035] sysfs_create_dir_ns+0x237/0x290 [ 454.204442] ? sysfs_create_mount_point+0xa0/0xa0 [ 454.209289] kobject_add_internal.cold+0xe5/0x5d1 [ 454.214128] kobject_init_and_add+0x101/0x160 [ 454.218613] ? kobject_add_internal+0x380/0x380 [ 454.223288] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 454.228814] ? vsnprintf+0x32a/0x19a0 [ 454.232612] gfs2_sys_fs_add+0x1aa/0x470 [ 454.236662] ? recover_store+0x160/0x160 [ 454.240715] ? snprintf+0xbb/0xf0 [ 454.244152] ? vscnprintf+0x60/0x80 [ 454.247767] ? set_blocksize+0x2bf/0x340 [ 454.251817] ? memcpy+0x46/0x50 [ 454.255089] fill_super+0x12f5/0x25c0 [ 454.258889] ? gfs2_online_uevent+0x1f0/0x1f0 [ 454.263371] ? snprintf+0xbb/0xf0 [ 454.266813] ? vsprintf+0x40/0x40 [ 454.270259] ? wait_for_completion+0x440/0x440 [ 454.274841] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 454.279932] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 454.284935] ? set_blocksize+0x2bf/0x340 [ 454.288982] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.294519] gfs2_mount+0x504/0x5de [ 454.298136] ? fill_super+0x25c0/0x25c0 [ 454.302126] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.307665] mount_fs+0xa8/0x31f [ 454.311027] vfs_kern_mount.part.0+0x6f/0x410 [ 454.315523] do_mount+0x53e/0x2bc0 [ 454.319054] ? copy_mount_string+0x40/0x40 [ 454.323281] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.328807] ? copy_mount_options+0x280/0x3a0 [ 454.333296] ksys_mount+0xdb/0x150 [ 454.336828] __x64_sys_mount+0xbe/0x150 [ 454.340795] do_syscall_64+0xfd/0x620 [ 454.344589] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 454.349767] RIP: 0033:0x45c47a [ 454.353308] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 454.372197] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 454.379891] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a 08:50:25 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', 0x0}) dup2(r0, r1) 08:50:25 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x2d, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 454.387146] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 454.394403] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 454.401668] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 454.408922] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 454.452597] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 454.466834] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 454.474074] gfs2: fsid=_dev_uinput: Now mounting FS... [ 454.484470] gfs2: not a GFS2 filesystem 08:50:25 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x4000000000000000) [ 454.508046] gfs2: fsid=_dev_uinput: can't read superblock [ 454.538831] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 454.548930] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 454.558238] CPU: 1 PID: 18059 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 454.565188] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 454.565195] Call Trace: [ 454.565215] dump_stack+0x172/0x1f0 [ 454.565238] sysfs_warn_dup.cold+0x1c/0x31 [ 454.565256] sysfs_create_dir_ns+0x237/0x290 [ 454.565273] ? sysfs_create_mount_point+0xa0/0xa0 [ 454.565299] kobject_add_internal.cold+0xe5/0x5d1 [ 454.599044] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 454.599147] kobject_init_and_add+0x101/0x160 [ 454.599163] ? kobject_add_internal+0x380/0x380 [ 454.614787] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 454.614804] ? vsnprintf+0x32a/0x19a0 [ 454.624128] gfs2_sys_fs_add+0x1aa/0x470 [ 454.628195] ? recover_store+0x160/0x160 [ 454.632270] ? snprintf+0xbb/0xf0 [ 454.635730] ? vscnprintf+0x60/0x80 [ 454.639369] ? set_blocksize+0x2bf/0x340 [ 454.643441] ? memcpy+0x46/0x50 [ 454.646735] fill_super+0x12f5/0x25c0 [ 454.650561] ? gfs2_online_uevent+0x1f0/0x1f0 [ 454.655069] ? snprintf+0xbb/0xf0 [ 454.658530] ? vsprintf+0x40/0x40 [ 454.662006] ? wait_for_completion+0x440/0x440 [ 454.666598] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 454.671713] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 454.676741] ? set_blocksize+0x2bf/0x340 [ 454.680819] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.686368] gfs2_mount+0x504/0x5de [ 454.690012] ? fill_super+0x25c0/0x25c0 [ 454.694030] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.699581] mount_fs+0xa8/0x31f [ 454.702971] vfs_kern_mount.part.0+0x6f/0x410 [ 454.707482] do_mount+0x53e/0x2bc0 [ 454.711039] ? copy_mount_string+0x40/0x40 [ 454.715287] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 454.721878] ? copy_mount_options+0x280/0x3a0 [ 454.726383] ksys_mount+0xdb/0x150 [ 454.729934] __x64_sys_mount+0xbe/0x150 [ 454.733920] do_syscall_64+0xfd/0x620 [ 454.737734] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 454.742924] RIP: 0033:0x45c47a [ 454.746124] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 454.765035] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 454.774501] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 454.781784] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 454.789058] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 454.796366] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 454.803642] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 454.812814] netlink: 5 bytes leftover after parsing attributes in process `syz-executor.3'. [ 454.829164] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:50:25 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', 0x0}) dup2(r0, r1) [ 454.849139] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. 08:50:25 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:25 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x53, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 454.916216] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:50:25 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:25 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', 0x0}) dup2(r0, r1) 08:50:26 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0xe803000000000000) 08:50:26 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 455.072137] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 455.108401] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" 08:50:26 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', 0x0}) dup2(r0, r1) 08:50:26 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0xc0, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 455.133611] gfs2: fsid=_dev_uinput: Now mounting FS... [ 455.151839] gfs2: not a GFS2 filesystem [ 455.156010] gfs2: fsid=_dev_uinput: can't read superblock [ 455.198473] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 455.266619] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 455.331660] CPU: 0 PID: 18116 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 455.338631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 455.347992] Call Trace: [ 455.350594] dump_stack+0x172/0x1f0 [ 455.354245] sysfs_warn_dup.cold+0x1c/0x31 [ 455.357833] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 455.358494] sysfs_create_dir_ns+0x237/0x290 [ 455.358513] ? sysfs_create_mount_point+0xa0/0xa0 [ 455.358547] kobject_add_internal.cold+0xe5/0x5d1 [ 455.358573] kobject_init_and_add+0x101/0x160 [ 455.383612] ? kobject_add_internal+0x380/0x380 [ 455.388295] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 455.393845] ? vsnprintf+0x32a/0x19a0 [ 455.397662] gfs2_sys_fs_add+0x1aa/0x470 [ 455.401730] ? recover_store+0x160/0x160 [ 455.405798] ? snprintf+0xbb/0xf0 [ 455.409253] ? vscnprintf+0x60/0x80 [ 455.412889] ? set_blocksize+0x2bf/0x340 [ 455.416963] ? memcpy+0x46/0x50 [ 455.420255] fill_super+0x12f5/0x25c0 [ 455.424077] ? gfs2_online_uevent+0x1f0/0x1f0 [ 455.428577] ? snprintf+0xbb/0xf0 08:50:26 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x66, 0x0, 0x100000, 0x0) r0 = syz_open_dev$radio(&(0x7f0000000000)='/dev/radio#\x00', 0x3, 0x2) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_INFO(r0, 0xc08c5335, &(0x7f0000000180)={0xdf, 0x1, 0x6, 'queue1\x00', 0x8}) r1 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r1, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r2 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r2, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r1, r2) [ 455.432034] ? vsprintf+0x40/0x40 [ 455.435517] ? wait_for_completion+0x440/0x440 [ 455.440105] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 455.445224] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 455.450252] ? set_blocksize+0x2bf/0x340 [ 455.454326] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 455.459873] gfs2_mount+0x504/0x5de [ 455.463515] ? fill_super+0x25c0/0x25c0 [ 455.467542] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 455.473096] mount_fs+0xa8/0x31f [ 455.476485] vfs_kern_mount.part.0+0x6f/0x410 08:50:26 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = fcntl$dupfd(r2, 0x0, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, &(0x7f0000000000)={0x2, 0xac41}) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) syncfs(0xffffffffffffffff) dup2(r0, r1) [ 455.481000] do_mount+0x53e/0x2bc0 [ 455.484556] ? copy_mount_string+0x40/0x40 [ 455.488804] ? _copy_from_user+0xdd/0x150 [ 455.492965] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 455.498508] ? copy_mount_options+0x280/0x3a0 [ 455.503013] ksys_mount+0xdb/0x150 [ 455.506565] __x64_sys_mount+0xbe/0x150 [ 455.510560] do_syscall_64+0xfd/0x620 [ 455.514376] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 455.519574] RIP: 0033:0x45c47a 08:50:26 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) r1 = syz_open_procfs(0x0, &(0x7f0000000200)='fd/4\x00\xa7$\xbf\x05l\xb8\t\xd0\x06\xae\b\x86$dV\x92M%\xfd)0m6Z\x05\xae\xa7\rM\bp\xa6Q\x871B\x973\xfe\x05\x12\xf3\xd496\xf9\x1aM6\xb2|\xc5\x05\xbc\xe71g\xe4<&\xd2\xd8g\xb6\xa2U\xae\x9a\x17F\xa5xi\xe8_\xa8R\x96d\x99\xf6_E\xd0\x8f<\xa840\xd6\x84\xd0\x17\xafP\'\xdc{\b\x94\x00Y+\x18N\\\xc9\x1f\a\xf9X\x125\xb9\xd6\xbf\x1a4V\x10\xa6Uq\xceN\xeb\xa8M\xb2?\xda\xfb\xb1\x9d\x94\x13O\xab\xde\xc0t\x8c\")\x05~\x0f\xb8\xf3\xf6d\xbe\xad\xee\"\xaa\x91\x05\xcb9A\x1a\x8d&\x9e\x81\xcf\x9eWvT\x8a\xbfl\x8a\x83%\xec\x94\xfd\x90\xeb\xb3\xa3\xa8\x90\x90\xdb\xc2X\xf48\xd1\x83Eu\xe5c\xd7\xb7qe\xab\xae\xef*\x9e\x95\xde\xa0\x894r[\\\xc4?\xb7\xcfo\xdb\xbeR\xc5\xbc\xb34\xbe}\xf7n/4}\xbc.t\x94\x1c%\xcb\x93\xea\"Aa(\xd6FX\xd8\b\xd1\x10N{\xe8\xbc)\xc8\x1e6\xff\x95\xa3\xf3\x84\xf4\xa5\xe8f\xc2@\x1f7h\xb3\xd6\xab\x9a\x03\x95>V\\\xc4%T\x94M\xc7`\x83\xa1\xa0\xc8gn\xe3\xfe\xef[\xb3\xbd\x18R\x1b=\xab\x97$\x03\xaa\x84C\x0eWD\xeea\xf5\xb9\x82\xea\xbd5:\"\xf6f/\xa1\x8f%8\xa8\x1e\xcf\xb6\xa7\xe1\x1b1\x94\xc1G\xf9\xfc\xc77\x1c\x00'/370) lseek(r1, 0x203ffffd, 0x0) write$P9_RXATTRWALK(r1, &(0x7f0000000080)={0xf}, 0x20000357) getsockopt$inet_tcp_int(r1, 0x6, 0x1, &(0x7f0000000000), &(0x7f00000000c0)=0x4) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r2 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r2, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) lsetxattr$trusted_overlay_opaque(&(0x7f0000000100)='./file0\x00', &(0x7f0000000180)='trusted.ove\x06\x00\x00\x00.opa\xaeuF\x9f', &(0x7f00000001c0)='y\x00', 0xffffffffffffffb8, 0x2) dup2(r0, r2) [ 455.522772] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 455.541680] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 455.549401] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 455.556683] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 455.563960] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 455.571233] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 08:50:26 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0xec0, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 455.578552] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff 08:50:26 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:26 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0xffffffff00000000) [ 455.694544] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 455.713573] gfs2: fsid=_dev_uinput: Now mounting FS... [ 455.738799] gfs2: not a GFS2 filesystem [ 455.778220] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 455.778478] gfs2: fsid=_dev_uinput: can't read superblock [ 455.800182] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 455.847292] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 455.877788] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:50:26 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:26 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/autofs\x00', 0xde9cf1c71eccd163, 0x0) ioctl$EVIOCGNAME(r2, 0x80404506, &(0x7f00000000c0)=""/120) 08:50:26 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x33fe0, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 455.974142] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 456.002287] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 456.066630] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 456.128453] gfs2: fsid=_dev_uinput: Now mounting FS... [ 456.153993] CPU: 0 PID: 18160 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 456.160962] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 456.170323] Call Trace: [ 456.173715] dump_stack+0x172/0x1f0 [ 456.177364] sysfs_warn_dup.cold+0x1c/0x31 [ 456.178131] gfs2: not a GFS2 filesystem [ 456.181615] sysfs_create_dir_ns+0x237/0x290 [ 456.181632] ? sysfs_create_mount_point+0xa0/0xa0 [ 456.181663] kobject_add_internal.cold+0xe5/0x5d1 [ 456.181682] kobject_init_and_add+0x101/0x160 [ 456.181697] ? kobject_add_internal+0x380/0x380 [ 456.181713] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 456.181729] ? vsnprintf+0x32a/0x19a0 [ 456.185968] gfs2: fsid=_dev_uinput: can't read superblock [ 456.190108] gfs2_sys_fs_add+0x1aa/0x470 [ 456.190121] ? recover_store+0x160/0x160 [ 456.190138] ? snprintf+0xbb/0xf0 [ 456.197707] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 456.199795] ? vscnprintf+0x60/0x80 [ 456.199812] ? set_blocksize+0x2bf/0x340 [ 456.199831] ? memcpy+0x46/0x50 [ 456.231892] fill_super+0x12f5/0x25c0 [ 456.231917] ? gfs2_online_uevent+0x1f0/0x1f0 [ 456.241330] ? snprintf+0xbb/0xf0 [ 456.241345] ? vsprintf+0x40/0x40 [ 456.241363] ? wait_for_completion+0x440/0x440 [ 456.241376] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 456.241393] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 456.249040] ? set_blocksize+0x2bf/0x340 [ 456.249059] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 456.249076] gfs2_mount+0x504/0x5de [ 456.256137] ? fill_super+0x25c0/0x25c0 [ 456.256181] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 456.264095] mount_fs+0xa8/0x31f [ 456.264121] vfs_kern_mount.part.0+0x6f/0x410 [ 456.272124] do_mount+0x53e/0x2bc0 [ 456.272146] ? copy_mount_string+0x40/0x40 [ 456.272167] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 456.272184] ? copy_mount_options+0x280/0x3a0 [ 456.282290] ksys_mount+0xdb/0x150 [ 456.282310] __x64_sys_mount+0xbe/0x150 [ 456.282327] do_syscall_64+0xfd/0x620 [ 456.282347] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 456.347241] RIP: 0033:0x45c47a [ 456.350507] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 456.369422] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 456.377118] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 456.384373] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 456.391629] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 456.398886] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 456.406141] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff 08:50:27 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:27 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0xffffffffffffffff) 08:50:27 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x20000030, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 456.421518] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 456.433316] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 456.460972] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:50:27 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) r2 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r2, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") ioctl$sock_inet_SIOCGIFADDR(r2, 0x8915, &(0x7f0000001440)={'nr0\x00', {0x2, 0x4e21, @local}}) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) getpeername$packet(0xffffffffffffffff, &(0x7f00000000c0)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @link_local}, &(0x7f0000000100)=0x14) bpf$PROG_LOAD(0x5, &(0x7f00000001c0)={0x5, 0x2, &(0x7f0000000380)=ANY=[@ANYBLOB="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"], &(0x7f0000000040)='GPL\x00', 0x80000000, 0x0, 0x0, 0x41000, 0x6, [], r3, 0xb, 0xffffffffffffffff, 0x8, &(0x7f0000000140)={0x0, 0x4}, 0x8, 0x10, &(0x7f0000000180)={0x2, 0xd, 0x1}, 0x10}, 0x70) sendmmsg$inet6(r1, &(0x7f0000005e80)=[{{&(0x7f0000000000)={0xa, 0x4e22, 0x5, @local}, 0x1c, &(0x7f00000005c0)=[{&(0x7f00000000c0)="46c3a464a3e6812b992538294c5efdb4a3bfc0e3b8b9bc86c990eab44154e1c87262bd620e92b895ab413166a075e2d9ec7643b558c4267fc92a23f94a56e4e3befa4a7af6ade114816c73be0ee6dc7bad338a018e4f96ada9fb2bfe924f9b95838fc4357c246046b6df6563047a", 0x6e}, {&(0x7f0000000180)="e6317b49e31dd62be7cf9cfcafc12da34f494893927e8db00fa50fb06b2a41279fa81a104cf92cf59498a27e116d0c10563d5f8233510c981a21e0f14e48038333c6fca4e11230fbeb4abe397af7060c7d65d42c8a9bf2964ff5d5d491918fcb57f2e40944824bbe2391217e2e9da7e6efe16de686e67e41f2667e6156da59c0771f2fea", 0x84}, {&(0x7f0000000240)="2202ab5ed066007bf325cd6c84b3324af5a1b70ffd1a0d19108463aae47d84dbbfd1df29e04133630cbf23c765de5cb252accc3d7f2095dfa801809016a37bc96132ad7b78d9ebb597142be406386c6206fe9dea7f6347ed7034bba672d7d774d6ac6e46ae1aaee2cc9ac7f997382762d9f240a8134b72eeda6c93282d1a3bdde7593e821ef5c53412e807070a1baffd5b8e00e49c9c429b6abd874a1fbf047e4d0417a3d169181184e90017e25b68e2ce2b2380d6cc74191e02f04a66ff039d59ebb8af6883228f040ae1189af6637e381ea50a55978043341a65c25886970394b8b6", 0xe3}, {&(0x7f0000000340)="d9bd1c12fb3e7d17b825dab6c50d9abfc34322efa68a6f266281cc6b7576974f2a22e09eaf421a67b93cf4b74258bc9cb9b52519305ae82884dd62fcc36bb8c8c7dca56b0e2f469fceb0f4410a82bab6ed30f50787d52a7d69d54e73dfebb767c80eb84605a092e900a06f3a09ffb11f0953e4aa6e09f5ef6804e6d83a2d0d46d18db015985f8df40270990fd6baa4abce51a28c7d7fb353bef0f2c3a682fcf414e55098cfa2bae6afe7", 0xaa}, {&(0x7f0000000400)="dff800ceb1ab559d60cc319b78287e884b3b817f0195b5387ef801d386eac0c2268aade5c5450fea8f67790912ddfa2ab6d07261f7a9e3376d6ec645b97dbf4ebd2a154da77535862afbb8cc8e6508baa2ba16c423937d63f855d61347123ac8675d16eb015dc52d0c8a7744adb97258431e07ccd39a604e29bec133fb9bed4b66c5df53ae56a69b53242d98b4273f757cd2b3a2c5338bee5ce5841b1b2d57d198fd49589334974f1873c9eb8cd3856388b1575ed320d7756d5b10fbabc8b5f1", 0xc0}, {&(0x7f00000004c0)="c18886d775ef4461cd23a21b99da65b29bfd78b117f2bc27395da59de737481b60e11213bf7cdc12cfc2427939b6fbd80edb11c553e35e1005109cbe0025a292d4bde7d129e54536b01019cc9439b9e3b666c6d639a4983893a176c66907af826ef035515bab55cf76a93259077040398fb1600d0882c78edbe3041ea23d0242603c643c0b6587aaa42d13bb416cb2ef4a5f", 0x92}, {&(0x7f0000000580)="9046abb6281d65ec573efcb22fe11ac782b85a55604c2ade99d1752870ea5edd1068f35913d9ddf32f0f9321ead58aaab428c15e8ce6549db3eae86f57", 0x3d}], 0x7, &(0x7f0000000640)=[@dstopts_2292={{0x1a8, 0x29, 0x4, {0xc, 0x31, [], [@padn={0x1, 0x3, [0x0, 0x0, 0x0]}, @ra={0x5, 0x2, 0xa6c3}, @jumbo={0xc2, 0x4, 0x42}, @ra={0x5, 0x2, 0x8}, @generic={0x7f, 0x98, "92fd48749b80c3c661e594be91c8163d2c89906db5a12735199056fd9dc2dbe47355761f67c016a90cff1b41059b596909a00010f8054c2043061caac2c4044cfcf36ce90804e2999a7d60c8e554847caab88d6ba18c03ec71bccf46d61f4b23cb4558c3369b1034e02e93003c797ab1f4774d800f1f05ceb0e9a0583f0fb80814ac1c0f8b313dde8dbcd5867fcea7aba09f311628b1d533"}, @hao={0xc9, 0x10, @loopback}, @jumbo, @ra={0x5, 0x2, 0x4}, @generic={0x9, 0xc1, "e123dea6a5b127d8befd47e41998bf848be040200e506846b63a6e7fd5ed448a7205370d0394c3a1718acbcd0df7197b6e7bdb4c3512c7c93790e58d3f62bbee161610d88e6f04e2d8768b534391a31df6c39aea9b4ba6d42fd8653bd43c5f4374d9a8389bdcb105144835e011f020a6c7b92db661a4f269e31b0c48c2893dbdeeb2c5025161460919e49a4c0506f183365c32f32b0106ea58a32c9d9c38b6d00837964967d4ae4acbbc28db5807f68e5c74ae0975beec4b4ef3276379dbb61d9c"}]}}}, @dstopts={{0x130, 0x29, 0x37, {0x33, 0x23, [], [@generic={0x3, 0xe2, "1662e83d92ad622133c54b8dfb701a8189f2bf10842bea9df791c1ebccdb971c8da7d0433105d30f82fe1923fcfc47ab90da0c551d24e767cceed2754255839aa50fac60aa47ae339840c5ee8efa351399277f91a2d6679b7b8858b5d266550a55af40960602aeee07d9727fc4209c8e978ea2c5b613972062cbd0a866a43e3376c5e5ae01940757a51bc649fe72570fc5c8351c1bfc9fc3c318e4a5529d87b2862bcbec4427ff1ec08bc619e20554a08253158fdad83bd44307f8d3c568bf85924c1c749900efc5339a4be96d0be630163ce945def2ce4a5d726968e2bfcd7a2fdb"}, @calipso={0x7, 0x20, {0x8, 0x6, 0x1, 0x0, [0x2, 0x9, 0x1000]}}, @hao={0xc9, 0x10, @rand_addr="b4d758592742de5b68b84b1f03e84d8a"}]}}}, @hopopts_2292={{0x30, 0x29, 0x36, {0x3b, 0x2, [], [@hao={0xc9, 0x10, @dev={0xfe, 0x80, [], 0x10}}]}}}, @rthdr_2292={{0x88, 0x29, 0x39, {0x88, 0xe, 0x2, 0xa9, 0x0, [@ipv4={[], [], @loopback}, @dev={0xfe, 0x80, [], 0x24}, @loopback, @remote, @remote, @empty, @dev={0xfe, 0x80, [], 0x20}]}}}, @dontfrag={{0x14, 0x29, 0x3e, 0x4}}, @rthdr_2292={{0x88, 0x29, 0x39, {0x6, 0xe, 0x2, 0x45, 0x0, [@rand_addr="b5f64e72ac2eb38321e69fbeb655e3e2", @local, @remote, @empty, @ipv4={[], [], @remote}, @mcast2, @dev={0xfe, 0x80, [], 0x13}]}}}], 0x430}}, {{&(0x7f0000000a80)={0xa, 0x4e24, 0x9, @loopback, 0x3f}, 0x1c, &(0x7f0000000f40)=[{&(0x7f0000000ac0)="b61aef6c5ecef2cc2bb7a541875de1a0d5951adfc66bbdc914a5c2e7e9db7998140251fe4c0f8b4309c43e68e031a6d1cc62e3bd74b658091e9ad2adddbb6706160b8c6a316b1b2c91e05ee5626e4ddaec90276832750c38dde6bac62067806096bff4438d35fa01dc5e4aab793b8e5be34c26ee41f1b7504b7b2d9c706f557d86a23430f7b6b50c253d889e7e28603a915724abac", 0x95}, {&(0x7f0000000b80)="50d6aad884d34c5678cb8c1859d9030c20c2497433d461e56033d719a743dc99794dd625d5614f93dfdbbe58c78bcbff373bf41009d46ec1a4863a7f78803d35823b0a9cbafd0174bd6f88e5342fbed53b20b517e70d2329f5868897051c32742b362c69450af24b9f9ea7d3523af2e5a6f1672fd56c632a45f6b0f56f0cbcfaa69e37696123ec792e775ad1f35e8b1f94e54e288c280ff05df9b052925467315fd00e3cda37416b99017fffb9137a1c21033f254a656eee32e1f8d1923089dbb857f940eab60ed02d021f02406e495040d6b97f2fe0ed12adb2338d447dfa2d9b2848b8b7606ba598cc9204e10f3b14c2b4e40f5b", 0xf5}, {&(0x7f0000000c80)="59ecbf57164336a54963d83dbea2b34c6f90a67eab9cbe567259085f93e319a905b23fdc780eb15b65480528d09b8cac05641c24a35bf21e0f46b50ee409811d19c507b7e4f8580191475da9c23aef07f904e4e9520a58382a3c23746fd791cfcfded4a139f327598158862b96b60b6fc27c806a516cd034be559c73374ff70ef9733a48", 0x84}, {&(0x7f0000000d40)="6beeea1fa3810968192193695d242290dee0455cedbf45064eadf688a128fcaad95f6977d8b20f0de9184bb81e516e3fd870391be31b8daf5f82ca7d5256233213cd7d72567d1ffa2408214e569f84fdb5935d99819dcc57e36548e2e66dfe375df603bda35ba9780115feb1809dcfc003f2da9028ea5e3138087c8906bb39185aae9562c2cbc3440090e657f1c2326fc785a8483bab0c7ca0dc97f8d8f3b8d59b3d2c2029c61344af68f9f5cd11720f8ebab0f47e645ef770f92b525e165aab3e9a3ce2257d398708c04ef5ff6d9a047e3f1ae5dbd12274815e1daf918c4b00", 0xfd0b}, {&(0x7f0000000e40)="14a848bb2e099b5cf72e7b3c00481ccbcdb900f89c6ca3999528ad2d054a81957a72d587e3d7eab7cb02d4cc5917a6e2fb2977efca0da05b13e1de6158121aebe117eac0b9c3bd35dbbcd0e6d2e6f914815fe6d638036fa1e3be3a84e36b0f9da360ed0dd84ffe299ecf8c4809d90535ad47c2e149401ab817bd635c7ea353cac6faa58946855bbf19d644f81dcc42442b4acc6a99d6fbc55144d5040120d401166b5f2bcacb39877b431935553a5dedbaac2739b176e289b7e9224c0e271e7ee833f1b9dcaaa3fb9a39473c081572f6ac5009b426", 0xd5}], 0x5}}, {{&(0x7f0000000fc0)={0xa, 0x4e23, 0xbef, @ipv4={[], [], 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&(0x7f0000001240)=[@rthdr_2292={{0x68, 0x29, 0x39, {0x33, 0xa, 0x1, 0x6, 0x0, [@local, @empty, @empty, @loopback, @dev={0xfe, 0x80, [], 0xa}]}}}, @hopopts={{0x48, 0x29, 0x36, {0xff, 0x5, [], [@hao={0xc9, 0x10, @mcast1}, @hao={0xc9, 0x10, @remote}, @pad1, @enc_lim={0x4, 0x1, 0x7f}]}}}], 0xb0}}, {{&(0x7f0000001300)={0xa, 0x4e24, 0x26746bd2, @mcast1, 0x5}, 0x1c, &(0x7f0000001800)=[{&(0x7f0000001340)="000b5b2700554bdd43447a66729258b0014158f2290b2be4949cb28a7ed4db4193880aab21c3c00a0bbd016952b31f49d87e3493b34bda8a43de5e44bb8ca4c847164324cb1d1958d64b724aafe2c2746ab3ecf25782f871557f32802800dc3a29fd578b27019cd2669fb1c08956e453e4f09e33808a4c8d245ce85de24fbdfa5a7d1d451c545ee1c18c0b730a714f42061f08fd80ea17d28014a98ecdb55330a8544d9a5aaf45e571da9a9a3d07905af8f93f3673396ee45f657db3b815de4a1f0b4d522a37bb5593aa1cb61fd6841127016d512a69f9144cd3cf30f6f98e5cb25e3a9c28df3841991fd900b75ca422c1e8d4afd2cf68e9", 0xf8}, {&(0x7f0000001440)}, {&(0x7f0000001480)="7f36fd89eace36ef4bad0525d1f351e83a4adc62", 0x14}, {&(0x7f00000014c0)="d3d281976022d440c6447a64e5e40b07077c85d378ce", 0x16}, {&(0x7f0000001500)="2072f86d5a71f76ae7", 0x9}, {&(0x7f0000001540)="f6cd8cb06db77ab7d5a1b3b4ed5f4144645e8d59cd974e291e7ba3661c328871536ccc641eb28888d8f6fd67167eb880d23d91300ce801bbe9c512d41ea027a7b7b368f1a5ab9e5657dce5ec4f42b7", 0x4f}, {&(0x7f00000015c0)="58089b3905370c32490234fd030287c7431c3f7cf5ae6aeb4a3b3d2d58216ca5dbcb532054c62adfc939969758cefc329e9c6cdcede9d68a351e4573293ec35e8ba16bc00c36ddff3e09e212b87a5328d3a5016aabe854bf026bc719218614dfe255e22471c9189dcc7d1a6e7cb8063c9474622eb1fd2f3f32572a42a8c283b1826cae461e637d88073d459578ccc818eec17e63a27d9475", 0x98}, {&(0x7f0000001680)="6439b164d6671e89977fd6030ba187f48b82234a0d7df89296a67ed375e21cb840ddf0570fe2ef2ae16769fa898d78095aabf4e974a55c52cea2aa501fd0ef435f7702d7c5fe24151ff4e07a0201284baa1a6b0a50116d72a0700b670a88d2df295e29100a67873a7d2ad3ea0b28bf76922116bb1b25fdd1e24f485cd84f635a0b49764d37a90690aa30e1a1c16e43ac92ac8aa195a5b7057d1eab5252e166", 0x9f}, {&(0x7f0000001740)="0a8e858883ef51cc8b1d571582ab6ad0119ba6ae489bc53d2a7bf9549ceaa39ec4ed5d9a22e80789b3e6d4a91a3d472dca15e29436868a", 0x37}, {&(0x7f0000001780)="724d11638b491653434325cf5b28f133a378a03c89a825753cc761b6ce516cb5a8c0c292d9409583e7ee72d3a66410cfbedfcd01eb3708e25bd0f67a3bf6ba722cebd9c88eab5b240269211a537f7a2da6444a052b7370588a236225276a51383179d925", 0x64}], 0xa, &(0x7f00000018c0)=[@hopopts={{0x1130, 0x29, 0x36, {0xd1b2372f05f817c3, 0x222, [], [@enc_lim={0x4, 0x1, 0x1}, @generic={0xff, 0x79, "05d9eb82097eae1f22e816a45932df6a0dcb7c5f74704bb97954f79dbbd53fb53500759ec0151eb8d686754974f2941f0c6dc4003e6b95e27c9ce3199bc7b8183209d89f2984c165127fc732c5b2a0063907716426ff0632a4efbef6762e2f8ea72367024364c563e12faaf3af4982a1fd495cc4fc889aeea6"}, @hao={0xc9, 0x10, @mcast2}, @pad1, @padn={0x1, 0x3, [0x0, 0x0, 0x0]}, @calipso={0x7, 0x58, {0x8001, 0x14, 0x81, 0x3ac5, [0x4, 0x0, 0x2, 0x45, 0x9, 0x647c329d, 0x6, 0x0, 0x9, 0x5]}}, @hao={0xc9, 0x10, @remote}, @padn={0x1, 0xa, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @generic={0x2, 0x1000, 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[0x0, 0x0, 0x0, 0x0]}, @jumbo={0xc2, 0x4, 0x1}]}}}, @hoplimit={{0x14, 0x29, 0x34, 0x4}}, @rthdrdstopts={{0x38, 0x29, 0x37, {0x0, 0x3, [], [@ra={0x5, 0x2, 0x100}, @calipso={0x7, 0x18, {0x5, 0x4, 0x0, 0xc1d, [0x0, 0x9]}}]}}}, @hoplimit={{0x14, 0x29, 0x34, 0xaa}}, @hoplimit_2292={{0x14, 0x29, 0x8, 0xd6f7d7c0}}], 0x158}}, {{&(0x7f0000003d00)={0xa, 0x4e20, 0x4, @local, 0x1f}, 0x1c, &(0x7f0000003f00)=[{&(0x7f0000003d40)="bead1a67101b5311306a0d143ebc776c6759398c7c8cfb078fcc4c2b6caa591c8c02015d4d0827d03ae5e954fc8d1ba48451e270e8196f", 0x37}, {&(0x7f0000003d80)="09333dce55b57a4e9087a98863cfd574e4b7b14ae93e995bf40e50ec308f302d26296d26e1c27594f81726f79d43b0965d085514189ac16944d0223b821ea74af46464689d88402230ea12f3c2ef7013b8c86252128b6389cbf7f6f3927d2742b2970e69", 0x64}, {&(0x7f0000003e00)="0f26d37bea1754f3661e4a12441b4034da8e29d348f82ecad92c570a271f7b93678f24ff9552fc405266718aa5d793c7fd8ff428d15f79ecbc36d9926edd22fa15f98f2a4f4c012f6368d65f3013c8391dcba25931ca8852fc05b01ea8b451815bf5162ef4bbed41", 0x68}, {&(0x7f0000003e80)="8bc2813c24721f17aec107f8a4cd571fb1b09f1dc8f3b3bef59bea1f2564fbdc72ac06ae59e3c3ebd77fe424f72e8bd6ce6ce47f2139d35a51a4302962b5bdbb15d3e235b59badc41671aa543ae8f6691abeb1d00148fede8c965b45bb3fc3e0ea7fc013b33e82827cf785dac7", 0x6d}], 0x4, &(0x7f0000003f40)=[@hopopts_2292={{0x200, 0x29, 0x36, {0x62, 0x3d, [], [@enc_lim={0x4, 0x1, 0x5}, @generic={0x6, 0xc9, "4c536663c6ed1981e5c5df48ffc8ff3de3b03a01d46ca586087a4797c3a71d16a57801c556fb5a821d919818f4154c24c1dcb68d558a58559d418427d55ade0b0a5f5bbf8c7fc7a3b42bee9b65b06614b757025b6c9dcb6136c5c871d66aac32fe01f592cfabc9a6fc1c50061043fba3df9452f74a4d2df03bb75d22211cb35b29fd550b8b0ca95edccbcbec562dfca6383c1c9932292d7518c99f5e96672bb54e2fe310ecf138734cff69fe2aeb06187bfcf4068fd589123c0c74d5da6032989a47fac0cc6dd5bf09"}, @generic={0x80, 0xe2, "d003bddf6983dabf48fc3525922b192a3bd57b6b879eeb12086b308b439b4d16b59ccf8aa3c8bfbfb16e4e9f8e154ba7e08bbf69e1ed1400423a4f7248ae449ae3ee0d4e51e8565aaa96fa49b23dd63fa44952c19c35b635a07005e989e08c397019ec4e989e33b3efa06d082ee6e62b2187af900d77fce736a98b3df7674c2d8f45d28042b714c7e3b7feb7c2f1774023f952603048897977607f3f75589a0d27c80eb9c31e9a633a9b18545e3bd7b9237bca93465cbb14e4b42c483c2eef918d790a215ea69f2e313d77fc04906d35cb11c10388a762d4ff78f105454eaf642973"}, @padn={0x1, 0x1, [0x0]}, @calipso={0x7, 0x28, {0x400, 0x8, 0x0, 0x0, [0x40, 0x6, 0x7, 0x101]}}, @generic={0x0, 0x1, "e7"}, @pad1, @enc_lim={0x4, 0x1, 0x7}]}}}, @hopopts={{0x40, 0x29, 0x36, {0xc, 0x4, [], [@enc_lim={0x4, 0x1, 0x7}, @hao={0xc9, 0x10, @remote}, @jumbo={0xc2, 0x4, 0x7}, @pad1, @pad1]}}}, @pktinfo={{0x24, 0x29, 0x32, {@dev={0xfe, 0x80, [], 0x1e}, r3}}}, @dstopts={{0xa0, 0x29, 0x37, {0x0, 0x10, [], [@hao={0xc9, 0x10, @mcast2}, @pad1, @generic={0x4, 0x19, "38cfb87e23010e774212d2a7143c522ea15780211653d8e506"}, @generic={0x55, 0x4f, "b52bbe068a2798d7a5d8e60f97b1fc03ad52cecfb8bab32c2d09f8c80c918e152a0427dded741334051579c803dd445b95b4a9d113f3a8d03c2e0d35ae5055372da123eb98b83ce793324797519ca6"}]}}}, @tclass={{0x14, 0x29, 0x43, 0x1}}, @hoplimit={{0x14, 0x29, 0x34, 0x401}}, @tclass={{0x14, 0x29, 0x43, 0x9a}}, @dstopts={{0x20, 0x29, 0x37, {0x0, 0x0, [], [@enc_lim={0x4, 0x1, 0x7f}]}}}], 0x370}}, {{&(0x7f00000042c0)={0xa, 0x4e22, 0x1, @local, 0x40}, 0x1c, &(0x7f0000004440)=[{&(0x7f0000004300)="6e1476ad25ee226326d4941ca808126cf9cb63f5023c28340d36f8b2b8019cc244d33fa970306001abfeefafc8f81a71f0f5e36686e420fb7ed96f1d5632c55077f1e39f8f852746bf955692b8b10764a9cadaed297930f56ab7c2d59ef08cf7cd44deff1dad47b7db0d25c09056318843d9182d603a220af28447165507c7117674a7229d1474e0421b4d7ede3113b19e", 0x91}, {&(0x7f00000043c0)="619611f1cd6c99af06daaf0dc27904ea9f78a71bbce78c0db9b86e6f03b63b947233845a437967d68dfefae09a1f5a4eb9a9684dcf75f9f7a80f204c7c2b715489bad0562ffd97", 0x47}], 0x2, &(0x7f0000004480)=[@flowinfo={{0x14, 0x29, 0xb, 0x6c86}}, @hopopts_2292={{0x50, 0x29, 0x36, {0x62, 0x6, [], [@pad1, @ra={0x5, 0x2, 0x4}, @padn={0x1, 0x8, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @ra={0x5, 0x2, 0xf61c}, @jumbo={0xc2, 0x4, 0x4}, @hao={0xc9, 0x10, @ipv4={[], [], @multicast2}}, @pad1, @padn={0x1, 0x2, [0x0, 0x0]}]}}}, @hopopts_2292={{0x30, 0x29, 0x36, {0x8, 0x3, [], [@hao={0xc9, 0x10, @dev={0xfe, 0x80, [], 0x2b}}, @jumbo={0xc2, 0x4, 0x10001}]}}}], 0x98}}, {{&(0x7f0000004540)={0xa, 0x4e23, 0xb5a, @mcast2, 0x81}, 0x1c, &(0x7f0000004940)=[{&(0x7f0000004580)="047ab765cd53473658a9847e8b001289f2d9ed954f44475f893892d380b093a96b3976af0a676ae76a6b6908c374da4282dc7fe6454072f54d75304c4ac6baa6a589499a82844379fcce1423e61d5752efbf6327cc444f93f663dc62fd5943c158d95619b84025b5b9847a644db8dbb1d3", 0x71}, {&(0x7f0000004600)="a92a332a9ee060ccabc132589314934ad73228809f1059fddcedd12a1b9e6ed42654599c91ce4ee7075c13dc6d57360c9e26e8b84ae558ef547b0f665e24c15d93e9f2d56fce5c6f7a447e8b8669e7180cab348c4c28cbc1658290e6ebd10c8cdf42f4598f49dcfc5b44b81ff06ae05a0db1a2745c419ed764f8fe15ee51c6b2e12da5b0554c7e3f0ba84a7fe71d89a9161bd67aa8bc650c9446f5", 0x9b}, {&(0x7f00000046c0)="41540bce3f148b864716ed9f77bfaee1fb50bc23d96407914affcd4c1488aca761abbd41601da06c082c4d97b384b3b23c8191433022bd468fa13d40aa212c89aa45185bf361cf2f94659ad801f7e274e6a9e6619ae24ba76a410cc73430ebd10a4b", 0x62}, {&(0x7f0000004740)="fb53", 0x2}, {&(0x7f0000004780)="319296dbce80ebd577b74ff3baf511e90f85da5fb9cd379d3c5c793ed5a7d86a735194f3c730124f1641a1d77ac3e2ff8601255b3e046927da0ac097bf259465b1cd7ffa06d7ccdd197b75008e273dcb72318012fdbaee415c86120a1a4a23ab5b85dcde9f9539595b543ceb029e6a297986", 0x72}, {&(0x7f0000004800)="ab3a37890b485a9f429d51da39c80dab47bed2b742893f07ae4dfabab8e958d24c8163caafbf2f083b14b2ed2add8ff5a91e99b0ac21a25e5599f37d70ea968e10b80e18f917c153427ac8fbe0b0492d82535dd922eb216ad9a600d9422c12e2acae4e402e96c46051d0ceff07b1ae9ce4ef779860924b0a54ad1f65ac61f4d1d00a36ee2ec0241ade7bebf19f71a069628115b3ee576d67bdb2d4e60cd519b74e673016e9ac9c69", 0xa8}, {&(0x7f00000048c0)="b0ca2b7fe90367b92280d5760deacbbe87cba483b32b57de9466d4973b5726df59c9c37e35941d226700c0791c3a89e11e8d7f529e247375074ca514e0eff4e98ca58913279004c5748506b21b734700982caff77c0e695faeb4f0cd", 0x5c}], 0x7, &(0x7f00000049c0)=[@hopopts_2292={{0xc8, 0x29, 0x36, {0x5e, 0x15, [], [@generic={0x40, 0x32, "f1cce9a027326da451bba918f90e631ec83e39436fc1b9648e0efe3c0b57d4fc7a347d10c9600135fddba506b1ec3a52f538"}, @calipso={0x7, 0x40, {0x7, 0xe, 0x2, 0x2, [0x7, 0x2, 0x3b, 0x8, 0x6, 0x6, 0x4]}}, @calipso={0x7, 0x10, {0x8, 0x2, 0x3, 0x7fff, [0x2]}}, @calipso={0x7, 0x20, {0xffffffff, 0x6, 0x0, 0x8, [0x1000, 0x100000000, 0xffffffffffffff7f]}}]}}}, @rthdr={{0x68, 0x29, 0x39, {0x2, 0xa, 0x0, 0x1, 0x0, [@empty, @dev={0xfe, 0x80, [], 0x11}, @rand_addr="3fa69832a78efaae503fe0a1916afb14", @initdev={0xfe, 0x88, [], 0x0, 0x0}, @initdev={0xfe, 0x88, [], 0x0, 0x0}]}}}, @tclass={{0x14, 0x29, 0x43, 0x1a}}, @tclass={{0x14, 0x29, 0x43, 0x3}}, @hoplimit_2292={{0x14, 0x29, 0x8, 0x9}}, @tclass={{0x14, 0x29, 0x43, 0x9}}, @hopopts={{0x20, 0x29, 0x36, {0x5e, 0x1, [], [@padn={0x1, 0x6, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}]}}}, @rthdrdstopts={{0xf8, 0x29, 0x37, {0x32, 0x1b, [], [@generic={0xfd, 0xa6, "fefe4abecd31aaa7214b2e91f9bf4b4029b0fbc115200956557a8057ff115cb05f9a5a9152189008505764cb7cee4238853aa6f5d208150eb6a042f4198907a1e758c5ec7815bedaefbbe4d469927c9460b1ce20742946b27a96784a8ff38513193076eaa7687ad3726b45e70ba973fa208edb39c0718ae50b302dd928e84f56a09c29e761413576d1806fc44198ac73347a4110280a0b6cbbb3c78d874e09883df80be1e0a7"}, @pad1, @jumbo={0xc2, 0x4, 0x3}, @padn={0x1, 0x3, [0x0, 0x0, 0x0]}, @calipso={0x7, 0x10, {0x3f, 0x2, 0x3f, 0x1, [0xe05]}}, @ra={0x5, 0x2, 0x8001}, @hao={0xc9, 0x10, @rand_addr="3f229c2e0de3fc8458b9599ee884833c"}]}}}], 0x2a8}}, {{&(0x7f0000004c80)={0xa, 0x4e23, 0x0, @rand_addr="50c1f764d1c725b26586f6b1d3a27f6d", 0x401}, 0x1c, &(0x7f0000005e00)=[{&(0x7f0000004cc0)="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0x1000}, {&(0x7f0000005cc0)="b0485055e36594230fa272e1429253808dc9e7a10ff0d07287f1352e667d50a5c1b064a263e89f383b", 0x29}, {&(0x7f0000005d00)="ea79017632d0b6f0ed81d2787d36c102d3a9348c9221bb0e6187b42bc12c7165c6b6333527494c23ce4fc5a18576e6f178f9ac9bb12b8f9c0bfcb0c6c6aac3bfb75ecc68c53eff25a25644777160e75170b601d8f4acca43b02f81c558e7ddb1ea75d79df849effaae7e147c1c5b48fa5046e737e3f29d37d17586815a86878c58f4ad80d25b17b4dcc2b59d602876ee1c4154f10eb29dbc7387f1fd08ac89f843207ce72612114c13a8547113732346e4bcb87d1722a66e9427979b129b5a62f7361c53e71de539fe84cce8943443672392c470702683866f79b9c6829e7575a8ae162b54794e0649dda0", 0xeb}], 0x3, &(0x7f0000005e40)=[@flowinfo={{0x14, 0x29, 0xb, 0x339}}], 0x18}}], 0x9, 0xc0) dup2(r0, r1) [ 456.508443] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:50:27 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 456.611977] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 456.620157] gfs2: fsid=_dev_uinput: Now mounting FS... [ 456.627305] gfs2: not a GFS2 filesystem [ 456.631415] gfs2: fsid=_dev_uinput: can't read superblock [ 456.637034] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 456.659086] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 456.694744] CPU: 1 PID: 18173 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 456.702677] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 456.712033] Call Trace: [ 456.712055] dump_stack+0x172/0x1f0 [ 456.712080] sysfs_warn_dup.cold+0x1c/0x31 [ 456.712098] sysfs_create_dir_ns+0x237/0x290 [ 456.712113] ? sysfs_create_mount_point+0xa0/0xa0 [ 456.712144] kobject_add_internal.cold+0xe5/0x5d1 [ 456.712164] kobject_init_and_add+0x101/0x160 [ 456.712180] ? kobject_add_internal+0x380/0x380 [ 456.712199] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 456.712210] ? vsnprintf+0x32a/0x19a0 [ 456.712233] gfs2_sys_fs_add+0x1aa/0x470 [ 456.731872] ? recover_store+0x160/0x160 [ 456.731891] ? snprintf+0xbb/0xf0 [ 456.731903] ? vscnprintf+0x60/0x80 [ 456.731922] ? set_blocksize+0x2bf/0x340 [ 456.731940] ? memcpy+0x46/0x50 [ 456.731964] fill_super+0x12f5/0x25c0 [ 456.742737] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 456.745947] ? gfs2_online_uevent+0x1f0/0x1f0 [ 456.745969] ? snprintf+0xbb/0xf0 [ 456.763401] ? vsprintf+0x40/0x40 [ 456.774506] ? wait_for_completion+0x440/0x440 [ 456.793499] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 456.793514] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 456.793527] ? set_blocksize+0x2bf/0x340 [ 456.793543] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 456.793559] gfs2_mount+0x504/0x5de [ 456.793574] ? fill_super+0x25c0/0x25c0 [ 456.793615] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 456.819248] mount_fs+0xa8/0x31f [ 456.819270] vfs_kern_mount.part.0+0x6f/0x410 [ 456.845795] do_mount+0x53e/0x2bc0 [ 456.849529] ? copy_mount_string+0x40/0x40 [ 456.853797] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 456.859353] ? copy_mount_options+0x280/0x3a0 [ 456.863864] ksys_mount+0xdb/0x150 [ 456.867423] __x64_sys_mount+0xbe/0x150 [ 456.871411] do_syscall_64+0xfd/0x620 [ 456.875229] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 456.880417] RIP: 0033:0x45c47a 08:50:27 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x7ffff000, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 456.880431] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 456.880439] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 456.880453] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 456.880461] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 456.880469] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 456.880477] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 456.880485] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 456.924240] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:50:27 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x2, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:28 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = syz_open_procfs(0x0, &(0x7f00000003c0)='\x00\x00\x00\x00\x00egy\xc5\x8e\xcb\x1c\xf8\x8f\xca;\xa3?\xad\xae\x0f\xb5\x97ao3\xab\xcdY\x9a\xe3\xe5\xe1\xf4\x87\xac\xad\x80\xa3P\x8c\xea\x9c\xc7\x00\xeb\xf4X#\xe34\x80O]\x87\xdd\x894\xdal;w\xf8\xf8\v?v\xf0\xb8\xda=|\xa4\xba\xbbiq!\xd8g\xb7I\x12\x80') openat$cgroup_ro(r2, &(0x7f0000000b00)='mem\x00\x01y7SwaS.\x06ur\x89\xc9B\xab\xe3\xfarent\x00\xaa\x1a\xfd\xae\v\xbf\xd8d\xbb\xaf9Q\xde\xfb\x1fY\xfb\x8do\xd1\x16\xce(\x82\xf1\xbf{5Z\x13\x15\x14\xd7\xb8\xce\xf20\x1e\xc0\xc2\xed 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 457.503780] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 457.511476] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 457.518732] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 457.525987] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 457.533243] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 457.540653] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 457.550432] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 457.550813] gfs2: not a GFS2 filesystem [ 457.564785] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 457.584218] gfs2: fsid=_dev_uinput: can't read superblock [ 457.589903] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:50:28 executing program 0: r0 = syz_open_procfs(0x0, &(0x7f0000000200)='fd/4\x00\xa7$\xbf\x05l\xb8\t\xd0\x06\xae\b\x86$dV\x92M%\xfd)0m6Z\x05\xae\xa7\rM\bp\xa6Q\x871B\x973\xfe\x05\x12\xf3\xd496\xf9\x1aM6\xb2|\xc5\x05\xbc\xe71g\xe4<&\xd2\xd8g\xb6\xa2U\xae\x9a\x17F\xa5xi\xe8_\xa8R\x96d\x99\xf6_E\xd0\x8f<\xa840\xd6\x84\xd0\x17\xafP\'\xdc{\b\x94\x00Y+\x18N\\\xc9\x1f\a\xf9X\x125\xb9\xd6\xbf\x1a4V\x10\xa6Uq\xceN\xeb\xa8M\xb2?\xda\xfb\xb1\x9d\x94\x13O\xab\xde\xc0t\x8c\")\x05~\x0f\xb8\xf3\xf6d\xbe\xad\xee\"\xaa\x91\x05\xcb9A\x1a\x8d&\x9e\x81\xcf\x9eWvT\x8a\xbfl\x8a\x83%\xec\x94\xfd\x90\xeb\xb3\xa3\xa8\x90\x90\xdb\xc2X\xf48\xd1\x83Eu\xe5c\xd7\xb7qe\xab\xae\xef*\x9e\x95\xde\xa0\x894r[\\\xc4?\xb7\xcfo\xdb\xbeR\xc5\xbc\xb34\xbe}\xf7n/4}\xbc.t\x94\x1c%\xcb\x93\xea\"Aa(\xd6FX\xd8\b\xd1\x10N{\xe8\xbc)\xc8\x1e6\xff\x95\xa3\xf3\x84\xf4\xa5\xe8f\xc2@\x1f7h\xb3\xd6\xab\x9a\x03\x95>V\\\xc4%T\x94M\xc7`\x83\xa1\xa0\xc8gn\xe3\xfe\xef[\xb3\xbd\x18R\x1b=\xab\x97$\x03\xaa\x84C\x0eWD\xeea\xf5\xb9\x82\xea\xbd5:\"\xf6f/\xa1\x8f%8\xa8\x1e\xcf\xb6\xa7\xe1\x1b1\x94\xc1G\xf9\xfc\xc77\x1c\x00'/370) lseek(r0, 0x203ffffd, 0x0) write$P9_RXATTRWALK(r0, &(0x7f0000000080)={0xf}, 0x20000357) ioctl$SIOCAX25GETINFO(r0, 0x89ed, &(0x7f00000000c0)) syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r1, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r2 = socket$inet6(0xa, 0x1, 0xfc) ioctl$sock_SIOCETHTOOL(r2, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r1, r2) [ 457.634372] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 457.677497] CPU: 0 PID: 18207 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 457.684468] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 457.693826] Call Trace: [ 457.693848] dump_stack+0x172/0x1f0 [ 457.693870] sysfs_warn_dup.cold+0x1c/0x31 [ 457.693887] sysfs_create_dir_ns+0x237/0x290 [ 457.693906] ? sysfs_create_mount_point+0xa0/0xa0 [ 457.713704] kobject_add_internal.cold+0xe5/0x5d1 [ 457.718608] kobject_init_and_add+0x101/0x160 [ 457.723308] ? kobject_add_internal+0x380/0x380 [ 457.723328] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 457.734415] ? vsnprintf+0x32a/0x19a0 [ 457.738238] gfs2_sys_fs_add+0x1aa/0x470 [ 457.742320] ? recover_store+0x160/0x160 [ 457.746406] ? snprintf+0xbb/0xf0 [ 457.749875] ? vscnprintf+0x60/0x80 [ 457.753521] ? set_blocksize+0x2bf/0x340 [ 457.757603] ? memcpy+0x46/0x50 [ 457.761136] fill_super+0x12f5/0x25c0 [ 457.765134] ? gfs2_online_uevent+0x1f0/0x1f0 [ 457.769642] ? snprintf+0xbb/0xf0 [ 457.773474] ? vsprintf+0x40/0x40 [ 457.776939] ? wait_for_completion+0x440/0x440 [ 457.781532] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 457.786682] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 457.791698] ? set_blocksize+0x2bf/0x340 [ 457.791714] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 457.791732] gfs2_mount+0x504/0x5de [ 457.791747] ? fill_super+0x25c0/0x25c0 [ 457.791788] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 457.791807] mount_fs+0xa8/0x31f [ 457.791827] vfs_kern_mount.part.0+0x6f/0x410 [ 457.791846] do_mount+0x53e/0x2bc0 [ 457.791866] ? copy_mount_string+0x40/0x40 [ 457.791881] ? _copy_from_user+0xdd/0x150 [ 457.791898] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 457.823091] ? copy_mount_options+0x280/0x3a0 [ 457.823110] ksys_mount+0xdb/0x150 [ 457.831414] __x64_sys_mount+0xbe/0x150 [ 457.831434] do_syscall_64+0xfd/0x620 [ 457.831457] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 457.839375] RIP: 0033:0x45c47a [ 457.839389] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 457.839400] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 [ 457.849077] ORIG_RAX: 00000000000000a5 [ 457.849087] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 457.849095] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 457.849106] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 457.857478] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 457.857487] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 457.870524] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 457.898809] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:50:28 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:28 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:28 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000000)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0xaaaaaaaaaaaa8cb, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) 08:50:28 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x4, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:28 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r0 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r1 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0) r2 = creat(&(0x7f0000000040)='./bus\x00', 0x0) dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$HDIO_GETGEO(0xffffffffffffffff, 0x301, 0x0) ioctl$KDDISABIO(r2, 0x4b37) openat$rtc(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/rtc0\x00', 0xa001, 0x0) fallocate(r2, 0x0, 0x0, 0x107fff) sendfile(r0, r1, 0x0, 0x8000fffffffe) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x9, 0x0, 0x0, 0x1, 0x0, 0x3, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffff, 0x0, @perf_config_ext={0x2000000200, 0x40}, 0x2000, 0x0, 0x0, 0x0, 0x73aa5f6f, 0x7fff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) lseek(r0, 0x0, 0x4) r3 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r3, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(0xffffffffffffffff, r3) 08:50:28 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 458.053399] audit: type=1804 audit(1569833429.023:124): pid=18240 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir514336590/syzkaller.xViL6r/340/bus" dev="sda1" ino=17105 res=1 [ 458.086125] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=4 sclass=netlink_route_socket pig=18243 comm=syz-executor.3 [ 458.117484] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 458.153666] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 458.202381] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 458.209036] audit: type=1804 audit(1569833429.023:125): pid=18240 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=invalid_pcr cause=ToMToU comm="syz-executor.0" name="/root/syzkaller-testdir514336590/syzkaller.xViL6r/340/bus" dev="sda1" ino=17105 res=1 [ 458.210722] gfs2: fsid=_dev_uinput: Now mounting FS... [ 458.282539] CPU: 0 PID: 18250 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 458.289509] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 458.298874] Call Trace: [ 458.301657] dump_stack+0x172/0x1f0 [ 458.305309] sysfs_warn_dup.cold+0x1c/0x31 [ 458.309563] sysfs_create_dir_ns+0x237/0x290 [ 458.314248] ? sysfs_create_mount_point+0xa0/0xa0 [ 458.319145] kobject_add_internal.cold+0xe5/0x5d1 [ 458.324012] kobject_init_and_add+0x101/0x160 [ 458.328557] ? kobject_add_internal+0x380/0x380 [ 458.329372] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 458.333235] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 458.333251] ? vsnprintf+0x32a/0x19a0 [ 458.333276] gfs2_sys_fs_add+0x1aa/0x470 [ 458.333290] ? recover_store+0x160/0x160 [ 458.333307] ? snprintf+0xbb/0xf0 [ 458.333321] ? vscnprintf+0x60/0x80 [ 458.364332] ? set_blocksize+0x2bf/0x340 [ 458.368408] ? memcpy+0x46/0x50 [ 458.371702] fill_super+0x12f5/0x25c0 [ 458.375521] ? gfs2_online_uevent+0x1f0/0x1f0 [ 458.380023] ? snprintf+0xbb/0xf0 [ 458.383485] ? vsprintf+0x40/0x40 [ 458.386951] ? wait_for_completion+0x440/0x440 [ 458.391540] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 458.396674] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 458.401700] ? set_blocksize+0x2bf/0x340 [ 458.405775] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.411330] gfs2_mount+0x504/0x5de [ 458.414970] ? fill_super+0x25c0/0x25c0 [ 458.418984] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.424543] mount_fs+0xa8/0x31f [ 458.427928] vfs_kern_mount.part.0+0x6f/0x410 [ 458.432440] do_mount+0x53e/0x2bc0 [ 458.434910] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=5 sclass=netlink_route_socket pig=18264 comm=syz-executor.3 [ 458.436084] ? copy_mount_string+0x40/0x40 [ 458.436107] ? copy_mount_options+0x1f8/0x3a0 [ 458.436124] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.436137] ? copy_mount_options+0x280/0x3a0 [ 458.436155] ksys_mount+0xdb/0x150 [ 458.470570] __x64_sys_mount+0xbe/0x150 [ 458.474601] do_syscall_64+0xfd/0x620 [ 458.478423] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 458.483618] RIP: 0033:0x45c47a [ 458.486846] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 458.502352] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=6 sclass=netlink_route_socket pig=18267 comm=syz-executor.3 [ 458.505774] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 458.505792] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a 08:50:29 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x5, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:29 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x6, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 458.505801] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 458.505810] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 458.505819] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 458.505828] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 458.544914] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 458.565471] gfs2: not a GFS2 filesystem 08:50:29 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:29 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) clone(0x800000, &(0x7f0000000180)="11efee14638077d8b1d677dea8ba0e53b94f8fbae72d6534747748c657a8a646ea071ad87959f6d739d1088bef237b4ed185d88be99cad9d7c65ca2c7768cae1b1c9ae27c6a986767c3d181c90a41901bfdd6266e00885b3f32d5e9e5d3fa60fc4175ffe2c970f6c9b1d12d6288d971e92bb673fa39ce7b8eee038f5f9a4c1ec0b2d09eb80de03c5f93e390320e5b0a4fda46eeda21f00eff39e214b603bdcc8fa67fe181df4ddc127c3bbcc4dd24c6f750e76be25ec986a0f63b4e94827ded82dd0abd59f667b5050b73797", &(0x7f0000000000), &(0x7f00000000c0), &(0x7f0000000280)="3bba64f159e25066953c92e77f846af10e309d446763c14ce0ee51771c9d8d1976dda8709e21138c791121f473c66355764a9a51fbbc022a735ad92e79f3a69becf83783a04db5fb956619908d3cb1240b27e91f493735027dded8d856fc96cd6d8cb1b2596f021341ccca018f965ff8685502de84b1cb6710f620bd2a7846312a2923744d8e8ade557afd0e2e0ece714b8b2781da266735b4f62cde638f99332a39d71966c0fb390098e4467441123062393ec3b8faaf5686614418dbab498a1142d75e34fecdc19d813c66e36274f963e8dc3f486f88b61525d5") ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 458.593764] gfs2: fsid=_dev_uinput: can't read superblock [ 458.600088] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 458.612192] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 458.652218] audit: type=1804 audit(1569833429.233:126): pid=18240 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir514336590/syzkaller.xViL6r/340/bus" dev="sda1" ino=17105 res=1 08:50:29 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) r3 = syz_open_dev$radio(&(0x7f0000000000)='/dev/radio#\x00', 0x0, 0x2) ioctl$VIDIOC_SUBDEV_ENUM_FRAME_INTERVAL(r3, 0xc040564b, &(0x7f0000000040)={0x6, 0x0, 0x281f, 0x9, 0x9, {0x4, 0x6}, 0x1}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) 08:50:29 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x7, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 458.695689] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 458.777128] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 458.818525] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=7 sclass=netlink_route_socket pig=18280 comm=syz-executor.3 [ 458.821328] CPU: 1 PID: 18250 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 458.837558] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 458.846945] Call Trace: [ 458.849555] dump_stack+0x172/0x1f0 [ 458.853214] sysfs_warn_dup.cold+0x1c/0x31 [ 458.857472] sysfs_create_dir_ns+0x237/0x290 [ 458.861894] ? sysfs_create_mount_point+0xa0/0xa0 [ 458.866480] audit: type=1804 audit(1569833429.233:127): pid=18260 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=invalid_pcr cause=ToMToU comm="syz-executor.0" name="/root/syzkaller-testdir514336590/syzkaller.xViL6r/340/bus" dev="sda1" ino=17105 res=1 [ 458.866754] kobject_add_internal.cold+0xe5/0x5d1 [ 458.897783] kobject_init_and_add+0x101/0x160 [ 458.902291] ? kobject_add_internal+0x380/0x380 [ 458.906975] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 458.912520] ? vsnprintf+0x32a/0x19a0 [ 458.916338] gfs2_sys_fs_add+0x1aa/0x470 [ 458.920414] ? recover_store+0x160/0x160 [ 458.924490] ? snprintf+0xbb/0xf0 [ 458.927955] ? vscnprintf+0x60/0x80 [ 458.931597] ? set_blocksize+0x2bf/0x340 [ 458.935675] ? memcpy+0x46/0x50 [ 458.938967] fill_super+0x12f5/0x25c0 [ 458.942792] ? gfs2_online_uevent+0x1f0/0x1f0 [ 458.947295] ? snprintf+0xbb/0xf0 [ 458.950753] ? vsprintf+0x40/0x40 [ 458.954231] ? wait_for_completion+0x440/0x440 [ 458.958821] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 458.963932] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 458.968956] ? set_blocksize+0x2bf/0x340 [ 458.973030] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.978586] gfs2_mount+0x504/0x5de [ 458.982229] ? fill_super+0x25c0/0x25c0 [ 458.986252] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.988447] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 458.991812] mount_fs+0xa8/0x31f [ 458.991836] vfs_kern_mount.part.0+0x6f/0x410 [ 458.991855] do_mount+0x53e/0x2bc0 [ 458.991875] ? copy_mount_string+0x40/0x40 [ 458.991892] ? _copy_from_user+0xdd/0x150 [ 458.991911] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 458.991926] ? copy_mount_options+0x280/0x3a0 [ 458.991946] ksys_mount+0xdb/0x150 [ 458.991965] __x64_sys_mount+0xbe/0x150 [ 458.991985] do_syscall_64+0xfd/0x620 [ 458.992006] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 458.992017] RIP: 0033:0x45c47a [ 458.992033] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 458.992041] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 458.992057] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 458.992066] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 458.992075] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 458.992083] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 458.992091] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 459.007068] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 459.007103] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:50:30 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x8, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:30 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:30 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:30 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) syz_open_dev$swradio(&(0x7f0000000000)='/dev/swradio#\x00', 0x1, 0x2) ioctl$SG_IO(0xffffffffffffffff, 0x2285, &(0x7f0000001240)={0x0, 0xfffffffffffffff8, 0x1000, 0x1f, @buffer={0x0, 0x26, &(0x7f0000000040)=""/38}, &(0x7f0000000180)="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", &(0x7f0000001180)=""/82, 0x0, 0x10000, 0x2, &(0x7f0000001200)}) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) 08:50:30 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:30 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) r2 = dup2(r0, r1) ioctl$KVM_SET_CLOCK(r2, 0x4030ae7b, &(0x7f0000000000)={0x5a68, 0xac3}) r3 = openat$cachefiles(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cachefiles\x00', 0x400000, 0x0) ioctl$DRM_IOCTL_DROP_MASTER(r3, 0x641f) [ 459.306581] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=8 sclass=netlink_route_socket pig=18299 comm=syz-executor.3 08:50:30 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x9, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 459.382677] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 459.427035] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 459.443766] gfs2: fsid=_dev_uinput: Now mounting FS... 08:50:30 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r0 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) r1 = dup2(0xffffffffffffffff, r0) r2 = gettid() r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = fcntl$dupfd(r3, 0x0, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='stat\t\xc0\xd2\xfe\xbc\xf9\xdf-\xea\xc8\xc1w\xff\x17\x12H\xe9\x11\x93Q0I\xf81U\ro}\xe6l\xf67\xbd\xbf\x13\x11\x92\f\x8a&\xed\xa4\xdc\xc3x?\x9d\xb5\x11k4\xd3\x1b\x05\x12\xa5`\x8a\xaf\xf0\x1eyR4\f\xd6\xfd\x00\x00\x00\x00', 0x275a, 0x0) r6 = creat(&(0x7f0000000140)='./file0\x00', 0x0) write$P9_RREAD(r6, &(0x7f00000003c0)=ANY=[@ANYBLOB], 0x1) fallocate(r6, 0x0, 0x40000, 0x4) fallocate(r5, 0x0, 0x0, 0x110001) fdatasync(r6) ioctl$EXT4_IOC_MOVE_EXT(r5, 0xc028660f, &(0x7f0000000040)={0xd000000, r6, 0x0, 0x8}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000440)={0xffffffffffffffff, 0xc0, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f00000000c0)=0xfffffffffffffffb, 0x0, 0x0, 0x0, &(0x7f0000000140)={0x3, 0x2}, 0x0, 0x0, &(0x7f0000000180)={0x3, 0x9, 0x63b1, 0x5}, &(0x7f00000001c0)=0x9e9, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=0x19}}, 0x10) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000480)={0xffffffffffffffff, r6, 0x0, 0x1, &(0x7f0000000080)='\x00', r7}, 0x30) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000100)={0xffffffffffffffff, r4, 0x0, 0x4, &(0x7f00000000c0)='*+@\x00', r7}, 0x30) sendmsg$nl_netfilter(0xffffffffffffffff, &(0x7f0000001640)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000001600)={&(0x7f0000000180)={0x1458, 0xc, 0x8, 0xc2968d0d67924243, 0x70bd25, 0x25dfdbfc, {0x7, 0x0, 0x1}, [@nested={0x1088, 0x4d, [@generic="04a03a3baefe23268e0e9f58b48a584d5c98a6bea70ffb8bb0afcfe6d22b0dc3b238b51505ba114158ec3a0a51b1105ef68a36203e8ca3ec254061553422b81d81c81e00067254e60f9adf7d7a4dd584aa79a04e03b231103ef9cd418c8708c2c2139708ee22da7155771520b3d8ace2bd5d12393909", @typed={0x4, 0x56}, @typed={0x8, 0x14, @ipv4=@rand_addr=0x7}, @generic="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@nested={0xa4, 0xf, [@typed={0x8, 0x54, @u32}, @typed={0x4, 0x55}, @generic="ecf9c2f8d0e52eb880f26a14eaab77ae2e75e3ce596e770a38890cfac4d9c58ce820", @generic="cd43a3a461afdcf51d05dcbd3da628085bfa90bad513c504ca1ed0575672df4dbc41e4554b05b851ee03c5654ef92e81373d53aa0a8fe696a42f7017a9877469a230cac0e3258c7e82c1c9113abb1d20ad1a6d3aadf400fac578b80bed2f8d9df800e17689abbc89", @typed={0x8, 0x83, @ipv4=@loopback}]}, @nested={0x174, 0x1d, [@generic="c5adacc3476e19d98ee0c40fc45bdab642cc3415ff5a9011be985e79925d335dc7828a8afdbd8cf89c8b17d4edc36541426fcbd2ddb314d7dec6cd56f688661daedeeb5f28665157b82a75f4ba2f9c2470cb29e560ef71310308616941dc8ba08487730f3bb3051442a2c973963dbd89b044985bf38817ac31e24894f4ca68193c719a8c4a4da39d8af20998dd82c6b89d1c6bd4e8538e30eac516dc0c1388c5c15a32f3bb358eb8", @typed={0x8, 0x68, @pid=r2}, @generic="be800554f3fceb0f84253c692f5d4bf2b706e1005e5602320f55baa88687af1a875872ca0a2036d3bed00fb27e7866ba887fcf2ddc83f5b76d98eaa1529e8fe2331422d21cbae15b4ba835f33bafe24ee8bf31a95dff69317c0c88d45995cfe93b61d6b1276fcb126d22fd440d78bd863e9d18ac0d5b039ca78e8cebc6c39c0b7c551ba5838ceb24b58dd208bbfaa391bd7d6cd9f8a107c629f586d0f6d662206a34f2431ab2b6aae18969324239a7702aaa802eb452a2", @typed={0x8, 0x5e, @pid=r8}]}, @generic="a9e6e2af8586dabafb747d6446c5a9f036948655911081d39fc62c14e42ed0f5f52844819c3fe9eaf7ea3bba7111ced9d98fb5453bf5cf35a22212a2ad9081842b3cc26e86a3109fc47882cbe176cf8b8ea356604689ec44ee1c905400fb28301401f2b9d209d8f1e190fae432a02ab90b264a7cabe97408d938b9ed576ac5327e39cb59e75fb8c727b62a8cb28ae3f18b86f7102f08f00c3b4a36c1569857aca277a7f4a3", @typed={0x8, 0x28, @fd=r1}, @nested={0xf4, 0x7, [@generic="83e32fb25e62f9dcf29b9beb2391e0022b68a0820612cfb3a2ea55308359eff237ae34be91fd6ded053214e2cfe1df4a7ddcb82ad5a9844001ed215cfbfc2ef5959b90cbbdf91548a398d6b695556ec9040d91d7466d25e5f3ded1688054e0654011f579b34527f46ea11c819f84cb7bae173f11cb24422a08b28c08aad2b328d30674cae525f91b686c2876e500b38efa78b946b0da3ff5014f59d49dd11c6cb2518d9f02f250b49fd627fdd3562f1fb5cc1ff651666934d388c9af5f43a2755ab9ec3f0b647ca2bae34e4306ed3179891ddd5a7148a58ce7cd", @typed={0x14, 0x28, @str='bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}]}]}, 0x1458}, 0x1, 0x0, 0x0, 0x800}, 0x80) [ 459.477152] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 459.493780] gfs2: not a GFS2 filesystem [ 459.497774] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=9 sclass=netlink_route_socket pig=18320 comm=syz-executor.3 [ 459.514463] CPU: 0 PID: 18312 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 459.521425] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 459.530788] Call Trace: [ 459.533393] dump_stack+0x172/0x1f0 [ 459.537052] sysfs_warn_dup.cold+0x1c/0x31 [ 459.541309] sysfs_create_dir_ns+0x237/0x290 [ 459.545739] ? sysfs_create_mount_point+0xa0/0xa0 [ 459.550614] kobject_add_internal.cold+0xe5/0x5d1 [ 459.555480] kobject_init_and_add+0x101/0x160 [ 459.559994] ? kobject_add_internal+0x380/0x380 [ 459.564705] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 459.570257] ? vsnprintf+0x32a/0x19a0 [ 459.574077] gfs2_sys_fs_add+0x1aa/0x470 [ 459.578163] ? recover_store+0x160/0x160 [ 459.582237] ? snprintf+0xbb/0xf0 [ 459.585709] ? vscnprintf+0x60/0x80 [ 459.589345] ? set_blocksize+0x2bf/0x340 [ 459.593431] ? memcpy+0x46/0x50 [ 459.596729] fill_super+0x12f5/0x25c0 [ 459.600552] ? gfs2_online_uevent+0x1f0/0x1f0 [ 459.605057] ? snprintf+0xbb/0xf0 [ 459.608518] ? vsprintf+0x40/0x40 [ 459.611986] ? wait_for_completion+0x440/0x440 [ 459.616573] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 459.621712] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 459.623238] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 459.626735] ? set_blocksize+0x2bf/0x340 [ 459.626756] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 459.626776] gfs2_mount+0x504/0x5de [ 459.626793] ? fill_super+0x25c0/0x25c0 [ 459.626836] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 08:50:30 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0xa, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 459.626857] mount_fs+0xa8/0x31f [ 459.626880] vfs_kern_mount.part.0+0x6f/0x410 [ 459.626900] do_mount+0x53e/0x2bc0 [ 459.626922] ? copy_mount_string+0x40/0x40 [ 459.626940] ? _copy_from_user+0xdd/0x150 [ 459.626959] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 459.626973] ? copy_mount_options+0x280/0x3a0 [ 459.626993] ksys_mount+0xdb/0x150 [ 459.627012] __x64_sys_mount+0xbe/0x150 [ 459.627031] do_syscall_64+0xfd/0x620 [ 459.627050] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 459.627061] RIP: 0033:0x45c47a [ 459.627075] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 459.627083] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 459.627098] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 459.627106] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 459.627119] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 459.627127] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 459.627136] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 459.645857] gfs2: fsid=_dev_uinput: can't read superblock [ 459.645867] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 459.757759] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 459.798321] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=10 sclass=netlink_route_socket pig=18331 comm=syz-executor.3 08:50:30 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$FS_IOC_SETVERSION(r2, 0x40087602, &(0x7f0000000000)=0x2) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 459.838550] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:50:30 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0xb, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 459.968374] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 459.998264] gfs2: fsid=_dev_uinput: Now mounting FS... 08:50:31 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 460.011616] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=11 sclass=netlink_route_socket pig=18342 comm=syz-executor.3 [ 460.043361] gfs2: not a GFS2 filesystem [ 460.053250] gfs2: fsid=_dev_uinput: can't read superblock [ 460.068262] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 460.089138] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' 08:50:31 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0xc, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 460.143987] CPU: 0 PID: 18348 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 460.150966] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 460.160329] Call Trace: [ 460.162940] dump_stack+0x172/0x1f0 [ 460.166617] sysfs_warn_dup.cold+0x1c/0x31 [ 460.170876] sysfs_create_dir_ns+0x237/0x290 [ 460.175305] ? sysfs_create_mount_point+0xa0/0xa0 [ 460.180180] kobject_add_internal.cold+0xe5/0x5d1 [ 460.185340] kobject_init_and_add+0x101/0x160 [ 460.189847] ? kobject_add_internal+0x380/0x380 [ 460.194541] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 460.200080] ? vsnprintf+0x32a/0x19a0 [ 460.203879] gfs2_sys_fs_add+0x1aa/0x470 [ 460.207930] ? recover_store+0x160/0x160 [ 460.211985] ? snprintf+0xbb/0xf0 [ 460.215446] ? vscnprintf+0x60/0x80 [ 460.219066] ? set_blocksize+0x2bf/0x340 [ 460.223121] ? memcpy+0x46/0x50 [ 460.226392] fill_super+0x12f5/0x25c0 [ 460.230193] ? gfs2_online_uevent+0x1f0/0x1f0 [ 460.234676] ? snprintf+0xbb/0xf0 [ 460.238117] ? vsprintf+0x40/0x40 [ 460.241565] ? wait_for_completion+0x440/0x440 [ 460.246134] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 460.251226] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 460.256249] ? set_blocksize+0x2bf/0x340 [ 460.260303] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 460.265832] gfs2_mount+0x504/0x5de [ 460.269450] ? fill_super+0x25c0/0x25c0 [ 460.273447] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 460.279933] mount_fs+0xa8/0x31f [ 460.283295] vfs_kern_mount.part.0+0x6f/0x410 [ 460.287784] do_mount+0x53e/0x2bc0 [ 460.291320] ? copy_mount_string+0x40/0x40 [ 460.295544] ? _copy_from_user+0xdd/0x150 [ 460.299695] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 460.305229] ? copy_mount_options+0x280/0x3a0 [ 460.309740] ksys_mount+0xdb/0x150 [ 460.313274] __x64_sys_mount+0xbe/0x150 [ 460.317241] do_syscall_64+0xfd/0x620 [ 460.321037] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 460.326228] RIP: 0033:0x45c47a [ 460.329420] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 460.348318] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 460.356016] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 460.363274] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 460.370534] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 460.377789] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 460.385044] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 460.429193] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 460.436195] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 460.442837] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:50:31 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:31 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) syz_open_dev$vivid(&(0x7f0000000000)='/dev/video#\x00', 0x2, 0x2) 08:50:31 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 460.500066] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:50:31 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0xd, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:31 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) openat$selinux_mls(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/mls\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000180)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0xb8d60d13fd16c682, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) 08:50:31 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000000)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 460.605231] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 460.629763] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 460.687422] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 460.690387] gfs2: fsid=_dev_uinput: Now mounting FS... [ 460.706240] CPU: 1 PID: 18365 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 460.713402] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 460.722767] Call Trace: [ 460.725384] dump_stack+0x172/0x1f0 [ 460.729039] sysfs_warn_dup.cold+0x1c/0x31 [ 460.733299] sysfs_create_dir_ns+0x237/0x290 [ 460.737726] ? sysfs_create_mount_point+0xa0/0xa0 [ 460.742607] kobject_add_internal.cold+0xe5/0x5d1 [ 460.746792] gfs2: not a GFS2 filesystem [ 460.747464] kobject_init_and_add+0x101/0x160 [ 460.755922] ? kobject_add_internal+0x380/0x380 [ 460.760613] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 460.765931] gfs2: fsid=_dev_uinput: can't read superblock [ 460.766161] ? vsnprintf+0x32a/0x19a0 [ 460.775508] gfs2_sys_fs_add+0x1aa/0x470 [ 460.779615] ? recover_store+0x160/0x160 [ 460.783675] ? snprintf+0xbb/0xf0 [ 460.787122] ? vscnprintf+0x60/0x80 [ 460.790745] ? set_blocksize+0x2bf/0x340 [ 460.794802] ? memcpy+0x46/0x50 [ 460.798075] fill_super+0x12f5/0x25c0 [ 460.801875] ? gfs2_online_uevent+0x1f0/0x1f0 [ 460.806360] ? snprintf+0xbb/0xf0 [ 460.809802] ? vsprintf+0x40/0x40 [ 460.813257] ? wait_for_completion+0x440/0x440 [ 460.817830] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 460.822926] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 460.827932] ? set_blocksize+0x2bf/0x340 [ 460.831998] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 460.837529] gfs2_mount+0x504/0x5de [ 460.841152] ? fill_super+0x25c0/0x25c0 [ 460.845134] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 460.850679] mount_fs+0xa8/0x31f [ 460.854043] vfs_kern_mount.part.0+0x6f/0x410 [ 460.858618] do_mount+0x53e/0x2bc0 [ 460.862155] ? copy_mount_string+0x40/0x40 [ 460.866404] ? _copy_from_user+0xdd/0x150 [ 460.870543] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 460.876073] ? copy_mount_options+0x280/0x3a0 [ 460.880565] ksys_mount+0xdb/0x150 [ 460.884095] __x64_sys_mount+0xbe/0x150 [ 460.888063] do_syscall_64+0xfd/0x620 [ 460.891859] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 460.897037] RIP: 0033:0x45c47a [ 460.900218] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 460.919143] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 460.926858] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a 08:50:31 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0xe, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 460.934810] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 460.942070] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 460.949341] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 460.956600] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 460.965493] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 460.990419] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 461.064727] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:50:32 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 461.162237] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 461.166664] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 461.171392] gfs2: fsid=_dev_uinput: Now mounting FS... [ 461.183688] gfs2: not a GFS2 filesystem [ 461.187910] gfs2: fsid=_dev_uinput: can't read superblock 08:50:32 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f00000001c0)="b9080400000f32c7442400f8000000c744240200f0ffffff1c243e6530721c66ba210066b8000066efc744240078692fb3c744240217468405c7442406000000000f01142466430f6c49d636650fc71b66baf80cb8d054f68eef66bafc0cecb805000000b98b0000000f01c1f0400123", 0x70}], 0x1, 0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) 08:50:32 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0xf, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 461.211503] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:50:32 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x11, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:32 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 461.351494] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 461.391324] gfs2: fsid=_dev_uinput: Now mounting FS... [ 461.444301] gfs2: not a GFS2 filesystem [ 461.464203] gfs2: fsid=_dev_uinput: can't read superblock 08:50:32 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:32 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="ffdca50d5e3b366b65c3fd") socket$vsock_stream(0x28, 0x1, 0x0) r1 = fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) accept$unix(r1, &(0x7f00000000c0)=@abs, &(0x7f0000000240)=0x6e) r2 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r2, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) r3 = dup2(r0, r2) r4 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl$SIOCRSSCAUSE(r3, 0x89e1, &(0x7f0000000300)=0x20) openat$selinux_avc_cache_stats(0xffffffffffffff9c, &(0x7f0000000280)='/selinux/avc/cache_stats\x00', 0x0, 0x0) r5 = syz_open_procfs(0x0, &(0x7f0000000200)='fd/4\x00\xa7$\xbf\x05l\xb8\t\xd0\x06\xae\b\x86$dV\x92M%\xfd)0m6Z\x05\xae\xa7\rM\bp\xa6Q\x871B\x973\xfe\x05\x12\xf3\xd496\xf9\x1aM6\xb2|\xc5\x05\xbc\xe71g\xe4<&\xd2\xd8g\xb6\xa2U\xae\x9a\x17F\xa5xi\xe8_\xa8R\x96d\x99\xf6_E\xd0\x8f<\xa840\xd6\x84\xd0\x17\xafP\'\xdc{\b\x94\x00Y+\x18N\\\xc9\x1f\a\xf9X\x125\xb9\xd6\xbf\x1a4V\x10\xa6Uq\xceN\xeb\xa8M\xb2?\xda\xfb\xb1\x9d\x94\x13O\xab\xde\xc0t\x8c\")\x05~\x0f\xb8\xf3\xf6d\xbe\xad\xee\"\xaa\x91\x05\xcb9A\x1a\x8d&\x9e\x81\xcf\x9eWvT\x8a\xbfl\x8a\x83%\xec\x94\xfd\x90\xeb\xb3\xa3\xa8\x90\x90\xdb\xc2X\xf48\xd1\x83Eu\xe5c\xd7\xb7qe\xab\xae\xef*\x9e\x95\xde\xa0\x894r[\\\xc4?\xb7\xcfo\xdb\xbeR\xc5\xbc\xb34\xbe}\xf7n/4}\xbc.t\x94\x1c%\xcb\x93\xea\"Aa(\xd6FX\xd8\b\xd1\x10N{\xe8\xbc)\xc8\x1e6\xff\x95\xa3\xf3\x84\xf4\xa5\xe8f\xc2@\x1f7h\xb3\xd6\xab\x9a\x03\x95>V\\\xc4%T\x94M\xc7`\x83\xa1\xa0\xc8gn\xe3\xfe\xef[\xb3\xbd\x18R\x1b=\xab\x97$\x03\xaa\x84C\x0eWD\xeea\xf5\xb9\x82\xea\xbd5:\"\xf6f/\xa1\x8f%8\xa8\x1e\xcf\xb6\xa7\xe1\x1b1\x94\xc1G\xf9\xfc\xc77\x1c\x00'/370) lseek(r5, 0x203ffffd, 0x0) write$P9_RXATTRWALK(r5, &(0x7f0000000080)={0xf}, 0x20000357) connect$vsock_stream(0xffffffffffffffff, &(0x7f00000002c0)={0x28, 0x0, 0x2711}, 0x10) ioctl$FS_IOC_GET_ENCRYPTION_POLICY_EX(r0, 0xc0096616, &(0x7f0000000340)={0x4, [0x0, 0x0, 0x0, 0x0]}) ioctl(r4, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") getsockopt$sock_buf(r4, 0x1, 0x16, &(0x7f0000000180)=""/189, &(0x7f0000000000)=0xbd) [ 461.494870] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 461.515077] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 461.601050] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 461.608122] CPU: 1 PID: 18413 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 461.615057] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 461.616680] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 461.624426] Call Trace: [ 461.624454] dump_stack+0x172/0x1f0 [ 461.624476] sysfs_warn_dup.cold+0x1c/0x31 [ 461.624493] sysfs_create_dir_ns+0x237/0x290 [ 461.624510] ? sysfs_create_mount_point+0xa0/0xa0 [ 461.624540] kobject_add_internal.cold+0xe5/0x5d1 [ 461.624561] kobject_init_and_add+0x101/0x160 [ 461.624577] ? kobject_add_internal+0x380/0x380 [ 461.624595] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 461.624608] ? vsnprintf+0x32a/0x19a0 [ 461.624639] gfs2_sys_fs_add+0x1aa/0x470 [ 461.624654] ? recover_store+0x160/0x160 [ 461.624672] ? snprintf+0xbb/0xf0 [ 461.624687] ? vscnprintf+0x60/0x80 [ 461.624705] ? set_blocksize+0x2bf/0x340 [ 461.624723] ? memcpy+0x46/0x50 08:50:32 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x12, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 461.646996] fill_super+0x12f5/0x25c0 [ 461.647022] ? gfs2_online_uevent+0x1f0/0x1f0 [ 461.647039] ? snprintf+0xbb/0xf0 [ 461.683280] ? vsprintf+0x40/0x40 [ 461.690352] ? wait_for_completion+0x440/0x440 [ 461.690365] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 461.690379] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 461.690392] ? set_blocksize+0x2bf/0x340 [ 461.690408] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 461.690425] gfs2_mount+0x504/0x5de [ 461.690441] ? fill_super+0x25c0/0x25c0 [ 461.690482] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 461.690502] mount_fs+0xa8/0x31f [ 461.690522] vfs_kern_mount.part.0+0x6f/0x410 [ 461.690541] do_mount+0x53e/0x2bc0 [ 461.690558] ? copy_mount_string+0x40/0x40 [ 461.690577] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 461.690590] ? copy_mount_options+0x280/0x3a0 [ 461.690606] ksys_mount+0xdb/0x150 [ 461.690629] __x64_sys_mount+0xbe/0x150 [ 461.690648] do_syscall_64+0xfd/0x620 [ 461.690667] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 461.690679] RIP: 0033:0x45c47a [ 461.690693] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 461.690700] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 461.690715] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 461.690724] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 461.690732] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 461.690738] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 461.690750] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 461.752554] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 461.859247] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. 08:50:32 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x0) mprotect(&(0x7f0000ffd000/0x1000)=nil, 0x1000, 0x1000000) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 461.904190] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 461.907653] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:50:32 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r3 = syz_open_procfs(0x0, &(0x7f0000000200)='fd/4\x00\xa7$\xbf\x05l\xb8\t\xd0\x06\xae\b\x86$dV\x92M%\xfd)0m6Z\x05\xae\xa7\rM\bp\xa6Q\x871B\x973\xfe\x05\x12\xf3\xd496\xf9\x1aM6\xb2|\xc5\x05\xbc\xe71g\xe4<&\xd2\xd8g\xb6\xa2U\xae\x9a\x17F\xa5xi\xe8_\xa8R\x96d\x99\xf6_E\xd0\x8f<\xa840\xd6\x84\xd0\x17\xafP\'\xdc{\b\x94\x00Y+\x18N\\\xc9\x1f\a\xf9X\x125\xb9\xd6\xbf\x1a4V\x10\xa6Uq\xceN\xeb\xa8M\xb2?\xda\xfb\xb1\x9d\x94\x13O\xab\xde\xc0t\x8c\")\x05~\x0f\xb8\xf3\xf6d\xbe\xad\xee\"\xaa\x91\x05\xcb9A\x1a\x8d&\x9e\x81\xcf\x9eWvT\x8a\xbfl\x8a\x83%\xec\x94\xfd\x90\xeb\xb3\xa3\xa8\x90\x90\xdb\xc2X\xf48\xd1\x83Eu\xe5c\xd7\xb7qe\xab\xae\xef*\x9e\x95\xde\xa0\x894r[\\\xc4?\xb7\xcfo\xdb\xbeR\xc5\xbc\xb34\xbe}\xf7n/4}\xbc.t\x94\x1c%\xcb\x93\xea\"Aa(\xd6FX\xd8\b\xd1\x10N{\xe8\xbc)\xc8\x1e6\xff\x95\xa3\xf3\x84\xf4\xa5\xe8f\xc2@\x1f7h\xb3\xd6\xab\x9a\x03\x95>V\\\xc4%T\x94M\xc7`\x83\xa1\xa0\xc8gn\xe3\xfe\xef[\xb3\xbd\x18R\x1b=\xab\x97$\x03\xaa\x84C\x0eWD\xeea\xf5\xb9\x82\xea\xbd5:\"\xf6f/\xa1\x8f%8\xa8\x1e\xcf\xb6\xa7\xe1\x1b1\x94\xc1G\xf9\xfc\xc77\x1c\x00'/370) lseek(r3, 0x203ffffd, 0x0) write$P9_RXATTRWALK(r3, &(0x7f0000000080)={0xf}, 0x20000357) r4 = syz_open_procfs(0x0, &(0x7f00000003c0)='\x00\x00\x00\x00\x00egy\xc5\x8e\xcb\x1c\xf8\x8f\xca;\xa3?\xad\xae\x0f\xb5\x97ao3\xab\xcdY\x9a\xe3\xe5\xe1\xf4\x87\xac\xad\x80\xa3P\x8c\xea\x9c\xc7\x00\xeb\xf4X#\xe34\x80O]\x87\xdd\x894\xdal;w\xf8\xf8\v?v\xf0\xb8\xda=|\xa4\xba\xbbiq!\xd8g\xb7I\x12\x80') openat$cgroup_ro(r4, &(0x7f0000000b00)='mem\x00\x01y7SwaS.\x06ur\x89\xc9B\xab\xe3\xfarent\x00\xaa\x1a\xfd\xae\v\xbf\xd8d\xbb\xaf9Q\xde\xfb\x1fY\xfb\x8do\xd1\x16\xce(\x82\xf1\xbf{5Z\x13\x15\x14\xd7\xb8\xce\xf20\x1e\xc0\xc2\xed 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 462.351163] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 462.358859] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 462.366117] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 462.373386] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 462.380643] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 462.387900] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 462.449336] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 462.524618] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 462.598633] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:50:33 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:33 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x2000001000008912, &(0x7f0000000040)="11dca50dc89baba10b0bcf") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) r2 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/net/pfkey\x00', 0x10000, 0x0) dup2(r0, r2) 08:50:33 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:33 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) r3 = syz_open_procfs(0x0, &(0x7f00000003c0)='\x00\x00\x00\x00\x00egy\xc5\x8e\xcb\x1c\xf8\x8f\xca;\xa3?\xad\xae\x0f\xb5\x97ao3\xab\xcdY\x9a\xe3\xe5\xe1\xf4\x87\xac\xad\x80\xa3P\x8c\xea\x9c\xc7\x00\xeb\xf4X#\xe34\x80O]\x87\xdd\x894\xdal;w\xf8\xf8\v?v\xf0\xb8\xda=|\xa4\xba\xbbiq!\xd8g\xb7I\x12\x80') r4 = syz_open_dev$usb(&(0x7f0000000180)='/dev/bus/usb/00#/00#\x00', 0x8, 0x2) ioctl$sock_bt_hci(r4, 0x400448e4, &(0x7f00000001c0)="102d3713458f5e9e8678fe25c6d4f641125a03b123243e59ecb6c51969ce95d7b4e35def36d692a00738e4253b12c8ae70fec0fb6df4fbd147c535a3ec35bdb3fdcd690822d02f8509a86be3334eaa158a20dcac6be7000308d9e57b39e70a1c55674b7d84d252ec837baac924ab0e77c73d4a53a7de0c766a12e18e029973d8aa267de715c2") openat$cgroup_ro(r3, &(0x7f0000000b00)='mem\x00\x01y7SwaS.\x06ur\x89\xc9B\xab\xe3\xfarent\x00\xaa\x1a\xfd\xae\v\xbf\xd8d\xbb\xaf9Q\xde\xfb\x1fY\xfb\x8do\xd1\x16\xce(\x82\xf1\xbf{5Z\x13\x15\x14\xd7\xb8\xce\xf20\x1e\xc0\xc2\xed 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 463.126568] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 463.134278] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 463.141539] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 463.148800] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 463.156070] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 08:50:33 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x53, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:34 executing program 0: r0 = syz_open_procfs(0x0, &(0x7f0000000200)='fd/4\x00\xa7$\xbf\x05l\xb8\t\xd0\x06\xae\b\x86$dV\x92M%\xfd)0m6Z\x05\xae\xa7\rM\bp\xa6Q\x871B\x973\xfe\x05\x12\xf3\xd496\xf9\x1aM6\xb2|\xc5\x05\xbc\xe71g\xe4<&\xd2\xd8g\xb6\xa2U\xae\x9a\x17F\xa5xi\xe8_\xa8R\x96d\x99\xf6_E\xd0\x8f<\xa840\xd6\x84\xd0\x17\xafP\'\xdc{\b\x94\x00Y+\x18N\\\xc9\x1f\a\xf9X\x125\xb9\xd6\xbf\x1a4V\x10\xa6Uq\xceN\xeb\xa8M\xb2?\xda\xfb\xb1\x9d\x94\x13O\xab\xde\xc0t\x8c\")\x05~\x0f\xb8\xf3\xf6d\xbe\xad\xee\"\xaa\x91\x05\xcb9A\x1a\x8d&\x9e\x81\xcf\x9eWvT\x8a\xbfl\x8a\x83%\xec\x94\xfd\x90\xeb\xb3\xa3\xa8\x90\x90\xdb\xc2X\xf48\xd1\x83Eu\xe5c\xd7\xb7qe\xab\xae\xef*\x9e\x95\xde\xa0\x894r[\\\xc4?\xb7\xcfo\xdb\xbeR\xc5\xbc\xb34\xbe}\xf7n/4}\xbc.t\x94\x1c%\xcb\x93\xea\"Aa(\xd6FX\xd8\b\xd1\x10N{\xe8\xbc)\xc8\x1e6\xff\x95\xa3\xf3\x84\xf4\xa5\xe8f\xc2@\x1f7h\xb3\xd6\xab\x9a\x03\x95>V\\\xc4%T\x94M\xc7`\x83\xa1\xa0\xc8gn\xe3\xfe\xef[\xb3\xbd\x18R\x1b=\xab\x97$\x03\xaa\x84C\x0eWD\xeea\xf5\xb9\x82\xea\xbd5:\"\xf6f/\xa1\x8f%8\xa8\x1e\xcf\xb6\xa7\xe1\x1b1\x94\xc1G\xf9\xfc\xc77\x1c\x00'/370) lseek(r0, 0x203ffffd, 0x0) write$P9_RXATTRWALK(r0, &(0x7f0000000080)={0xf}, 0x20000357) getsockopt$bt_l2cap_L2CAP_CONNINFO(r0, 0x6, 0x2, &(0x7f0000000000), &(0x7f00000000c0)=0x6) bpf$BPF_MAP_FREEZE(0x16, &(0x7f00000004c0)=0x1, 0x4) ioctl$EVIOCSABS3F(r0, 0x401845ff, &(0x7f0000000480)={0x6, 0x10001, 0xfff, 0x6, 0x8000, 0x8000}) syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r1, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r2 = syz_open_dev$sndpcmc(&(0x7f0000000100)='/dev/snd/pcmC#D#c\x00', 0x9, 0x2781) recvfrom$unix(r2, &(0x7f0000000380)=""/242, 0xf2, 0x10, &(0x7f0000000180)=@abs={0x1, 0x0, 0x4e23}, 0x6e) r3 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r3, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r1, r3) [ 463.163356] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 463.178204] gfs2: not a GFS2 filesystem [ 463.201468] gfs2: fsid=_dev_uinput: can't read superblock [ 463.234197] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 463.235230] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 463.252062] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=83 sclass=netlink_route_socket pig=18482 comm=syz-executor.3 08:50:34 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x67, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:34 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r3 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r3, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', &(0x7f0000000100)=@ethtool_ringparam={0xf}}) r4 = openat$full(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/full\x00', 0x2, 0x0) write$FUSE_OPEN(r4, &(0x7f0000000200)={0x20, 0x0, 0x8, {0x0, 0x11}}, 0x20) r5 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r5, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") getsockopt$inet_pktinfo(r5, 0x0, 0x8, &(0x7f0000000000)={0x0, @multicast2}, &(0x7f0000000040)=0xc) ioctl$sock_inet6_SIOCSIFADDR(r3, 0x8916, &(0x7f0000000180)={@ipv4={[], [], @initdev={0xac, 0x1e, 0x1, 0x0}}, 0x8, r6}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 463.441702] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 463.488205] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=103 sclass=netlink_route_socket pig=18495 comm=syz-executor.3 [ 463.499316] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 463.515894] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:50:34 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc, 0xaf, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) execve(&(0x7f0000000000)='./file0\x00', &(0x7f0000000240)=[&(0x7f00000000c0)='lo#\x00', &(0x7f0000000100)='bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', &(0x7f0000000180)='@\x00', &(0x7f00000001c0)='bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', &(0x7f0000000200)='bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'], &(0x7f0000000340)=[&(0x7f0000000280)='bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', &(0x7f00000002c0)='bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', &(0x7f0000000300)='\xc4nodev:&\x00']) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) 08:50:34 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 463.533594] gfs2: fsid=_dev_uinput: Now mounting FS... [ 463.543529] gfs2: not a GFS2 filesystem [ 463.552407] gfs2: fsid=_dev_uinput: can't read superblock [ 463.572061] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:50:34 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:34 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0xe2c, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:34 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 463.745439] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 463.760045] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 463.804775] gfs2: fsid=_dev_uinput: Now mounting FS... [ 463.814058] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=3628 sclass=netlink_route_socket pig=18519 comm=syz-executor.3 [ 463.831390] gfs2: not a GFS2 filesystem [ 463.839114] gfs2: fsid=_dev_uinput: can't read superblock 08:50:34 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x4, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) r2 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r2, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', &(0x7f0000000100)=@ethtool_ringparam={0xf}}) r3 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r3, 0x84, 0x6e, &(0x7f0000961fe4)=[@in={0x2, 0x0, @dev}], 0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r3, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r3, 0x84, 0x66, &(0x7f0000000040)={r4}, &(0x7f0000000140)=0x8) setsockopt$inet_sctp6_SCTP_SET_PEER_PRIMARY_ADDR(r2, 0x84, 0x5, &(0x7f0000000180)={r4, @in={{0x2, 0x4e21, @loopback}}}, 0x84) dup2(r0, r1) [ 463.863366] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 463.889077] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 463.905195] CPU: 0 PID: 18520 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 463.912294] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 463.921679] Call Trace: [ 463.924285] dump_stack+0x172/0x1f0 [ 463.927938] sysfs_warn_dup.cold+0x1c/0x31 [ 463.932198] sysfs_create_dir_ns+0x237/0x290 [ 463.936630] ? sysfs_create_mount_point+0xa0/0xa0 [ 463.941503] kobject_add_internal.cold+0xe5/0x5d1 [ 463.946412] kobject_init_and_add+0x101/0x160 [ 463.950939] ? kobject_add_internal+0x380/0x380 [ 463.955628] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 463.961177] ? vsnprintf+0x32a/0x19a0 [ 463.964636] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 463.964991] gfs2_sys_fs_add+0x1aa/0x470 [ 463.965006] ? recover_store+0x160/0x160 [ 463.979625] ? snprintf+0xbb/0xf0 [ 463.983084] ? vscnprintf+0x60/0x80 [ 463.983103] ? set_blocksize+0x2bf/0x340 [ 463.983124] ? memcpy+0x46/0x50 [ 463.983144] fill_super+0x12f5/0x25c0 [ 463.990840] ? gfs2_online_uevent+0x1f0/0x1f0 [ 463.990857] ? snprintf+0xbb/0xf0 [ 463.990870] ? vsprintf+0x40/0x40 [ 463.990890] ? wait_for_completion+0x440/0x440 [ 463.990901] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 463.990915] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 463.990928] ? set_blocksize+0x2bf/0x340 [ 463.990946] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 464.002546] gfs2_mount+0x504/0x5de [ 464.019206] ? fill_super+0x25c0/0x25c0 [ 464.019251] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 464.019271] mount_fs+0xa8/0x31f [ 464.050326] vfs_kern_mount.part.0+0x6f/0x410 [ 464.050349] do_mount+0x53e/0x2bc0 [ 464.050373] ? copy_mount_string+0x40/0x40 [ 464.050398] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 464.058415] ? copy_mount_options+0x280/0x3a0 [ 464.072769] ksys_mount+0xdb/0x150 [ 464.076331] __x64_sys_mount+0xbe/0x150 [ 464.080317] do_syscall_64+0xfd/0x620 [ 464.080336] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 464.080350] RIP: 0033:0x45c47a [ 464.092565] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 464.113734] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 464.113749] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 464.113756] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 464.113764] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 464.113779] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 464.113788] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff 08:50:35 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x20000050, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 464.153681] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 464.181071] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 464.202626] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 464.226262] gfs2: fsid=_dev_uinput: Now mounting FS... [ 464.250615] gfs2: not a GFS2 filesystem [ 464.254845] gfs2: fsid=_dev_uinput: can't read superblock [ 464.273632] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 464.284760] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 464.298469] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 464.354279] CPU: 0 PID: 18520 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 464.361250] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 464.370616] Call Trace: [ 464.373220] dump_stack+0x172/0x1f0 [ 464.376985] sysfs_warn_dup.cold+0x1c/0x31 [ 464.381231] sysfs_create_dir_ns+0x237/0x290 [ 464.381250] ? sysfs_create_mount_point+0xa0/0xa0 [ 464.381277] kobject_add_internal.cold+0xe5/0x5d1 [ 464.381296] kobject_init_and_add+0x101/0x160 [ 464.390555] ? kobject_add_internal+0x380/0x380 [ 464.390577] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 464.390588] ? vsnprintf+0x32a/0x19a0 [ 464.390613] gfs2_sys_fs_add+0x1aa/0x470 [ 464.390628] ? recover_store+0x160/0x160 [ 464.399945] ? snprintf+0xbb/0xf0 [ 464.399959] ? vscnprintf+0x60/0x80 [ 464.399975] ? set_blocksize+0x2bf/0x340 [ 464.399994] ? memcpy+0x46/0x50 [ 464.411144] fill_super+0x12f5/0x25c0 [ 464.411172] ? gfs2_online_uevent+0x1f0/0x1f0 [ 464.411185] ? snprintf+0xbb/0xf0 [ 464.411199] ? vsprintf+0x40/0x40 08:50:35 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x802, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 464.419039] ? wait_for_completion+0x440/0x440 [ 464.419054] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 464.419066] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 464.419081] ? set_blocksize+0x2bf/0x340 [ 464.426583] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 464.426602] gfs2_mount+0x504/0x5de [ 464.426619] ? fill_super+0x25c0/0x25c0 [ 464.434496] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 464.434518] mount_fs+0xa8/0x31f [ 464.493609] vfs_kern_mount.part.0+0x6f/0x410 [ 464.498195] do_mount+0x53e/0x2bc0 [ 464.501727] ? retint_kernel+0x2d/0x2d [ 464.505616] ? copy_mount_string+0x40/0x40 [ 464.509841] ? copy_mount_options+0x198/0x3a0 [ 464.514330] ? __sanitizer_cov_trace_pc+0x8/0x50 [ 464.519092] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 464.524620] ? copy_mount_options+0x280/0x3a0 [ 464.529123] ksys_mount+0xdb/0x150 [ 464.532662] __x64_sys_mount+0xbe/0x150 [ 464.536641] do_syscall_64+0xfd/0x620 [ 464.540431] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 464.545605] RIP: 0033:0x45c47a [ 464.548790] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 464.567789] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 464.575502] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 464.582761] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 464.590031] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 464.597294] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 08:50:35 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:35 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) ioctl$VFIO_SET_IOMMU(0xffffffffffffffff, 0x3b66, 0x8) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) r3 = syz_open_dev$radio(&(0x7f0000000000)='/dev/radio#\x00', 0x3, 0x2) ioctl$KVM_SET_USER_MEMORY_REGION(r3, 0x4020ae46, &(0x7f0000000040)={0x10004, 0x1, 0x3000, 0x2000, &(0x7f0000011000/0x2000)=nil}) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") socketpair$unix(0x1, 0x3, 0x0, &(0x7f00000016c0)={0xffffffffffffffff}) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xc) setuid(r5) getresuid(&(0x7f0000000200), &(0x7f0000000240)=0x0, &(0x7f0000000280)) mount$overlay(0x0, &(0x7f0000000180)='./file0\x00', &(0x7f00000001c0)='overlay\x00', 0x1000, &(0x7f00000002c0)={[{@workdir={'workdir', 0x3d, './file0'}}, {@redirect_dir={'redirect_dir', 0x3d, './file0'}}, {@index_on='index=on'}, {@nfs_export_on='nfs_export=on'}, {@upperdir={'upperdir', 0x3d, './file0'}}], [{@appraise='appraise'}, {@fsuuid={'fsuuid', 0x3d, {[0x61, 0x36, 0x39, 0x36, 0x34, 0x36, 0x36, 0x39], 0x2d, [0x58, 0x62, 0x32, 0x30], 0x2d, [0x34, 0x30, 0x57, 0x64], 0x2d, [0x66, 0x37, 0x34, 0x36], 0x2d, [0x63, 0x63, 0x52ab297d49937d76, 0x37, 0x64, 0x37, 0x32, 0x33]}}}, {@fowner_lt={'fowner<', r5}}, {@fsmagic={'fsmagic', 0x3d, 0x10000}}, {@uid_eq={'uid', 0x3d, r6}}, {@fsmagic={'fsmagic', 0x3d, 0x4}}]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 464.604560] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 464.614911] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 464.628182] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:50:35 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:35 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:35 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x804, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 464.746867] validate_nla: 1 callbacks suppressed [ 464.746892] netlink: 'syz-executor.2': attribute type 17 has an invalid length. 08:50:35 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x805, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 464.905292] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 464.917850] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 464.940413] gfs2: fsid=_dev_uinput: Now mounting FS... [ 464.946973] gfs2: not a GFS2 filesystem [ 464.981112] gfs2: fsid=_dev_uinput: can't read superblock [ 464.988150] CPU: 1 PID: 18569 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 464.995127] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 465.004511] Call Trace: [ 465.007117] dump_stack+0x172/0x1f0 [ 465.010775] sysfs_warn_dup.cold+0x1c/0x31 [ 465.015290] sysfs_create_dir_ns+0x237/0x290 [ 465.021550] ? sysfs_create_mount_point+0xa0/0xa0 [ 465.026427] kobject_add_internal.cold+0xe5/0x5d1 [ 465.031366] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 465.032004] kobject_init_and_add+0x101/0x160 [ 465.032021] ? kobject_add_internal+0x380/0x380 [ 465.048291] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 465.054909] ? vsnprintf+0x32a/0x19a0 [ 465.059014] gfs2_sys_fs_add+0x1aa/0x470 [ 465.063174] ? recover_store+0x160/0x160 [ 465.067275] ? snprintf+0xbb/0xf0 [ 465.070824] ? vscnprintf+0x60/0x80 [ 465.074505] ? set_blocksize+0x2bf/0x340 [ 465.078760] ? memcpy+0x46/0x50 [ 465.082149] fill_super+0x12f5/0x25c0 [ 465.086061] ? gfs2_online_uevent+0x1f0/0x1f0 [ 465.090831] ? snprintf+0xbb/0xf0 [ 465.094291] ? vsprintf+0x40/0x40 [ 465.098631] ? wait_for_completion+0x440/0x440 [ 465.103419] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 465.108535] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 465.113560] ? set_blocksize+0x2bf/0x340 [ 465.117671] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.123225] gfs2_mount+0x504/0x5de [ 465.126867] ? fill_super+0x25c0/0x25c0 [ 465.130883] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.136435] mount_fs+0xa8/0x31f [ 465.139857] vfs_kern_mount.part.0+0x6f/0x410 [ 465.144363] do_mount+0x53e/0x2bc0 [ 465.148032] ? copy_mount_string+0x40/0x40 [ 465.152396] ? _copy_from_user+0xdd/0x150 [ 465.156566] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.162122] ? copy_mount_options+0x280/0x3a0 [ 465.166659] ksys_mount+0xdb/0x150 [ 465.170214] __x64_sys_mount+0xbe/0x150 [ 465.170467] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:50:36 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) r2 = syz_open_procfs(0x0, &(0x7f00000003c0)='\x00\x00\x00\x00\x00egy\xc5\x8e\xcb\x1c\xf8\x8f\xca;\xa3?\xad\xae\x0f\xb5\x97ao3\xab\xcdY\x9a\xe3\xe5\xe1\xf4\x87\xac\xad\x80\xa3P\x8c\xea\x9c\xc7\x00\xeb\xf4X#\xe34\x80O]\x87\xdd\x894\xdal;w\xf8\xf8\v?v\xf0\xb8\xda=|\xa4\xba\xbbiq!\xd8g\xb7I\x12\x80') openat$cgroup_ro(r2, &(0x7f0000000b00)='mem\x00\x01y7SwaS.\x06ur\x89\xc9B\xab\xe3\xfarent\x00\xaa\x1a\xfd\xae\v\xbf\xd8d\xbb\xaf9Q\xde\xfb\x1fY\xfb\x8do\xd1\x16\xce(\x82\xf1\xbf{5Z\x13\x15\x14\xd7\xb8\xce\xf20\x1e\xc0\xc2\xed 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 465.214134] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 465.221864] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a 08:50:36 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r3 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r3, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', &(0x7f0000000100)=ANY=[@ANYBLOB="0f00000000f4ffffff00"/36]}) fcntl$getownex(r3, 0x10, &(0x7f0000000000)) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) gettid() syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 465.221874] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 465.221883] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 465.221892] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 465.221901] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff 08:50:36 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:36 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) r2 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r2, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', &(0x7f0000000100)=ANY=[@ANYBLOB="0f00000000000000b48c72a37c870300"/36]}) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000000)={'b\xf7\x00\x00\x00\x00\x00\x00\x19\x00'}) dup2(r0, r1) r3 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/enforce\x00', 0x200100, 0x0) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r3, 0x6, 0x16, &(0x7f0000000180)=[@window={0x3, 0x6, 0x6}, @mss={0x2, 0xffff}, @sack_perm, @window={0x3, 0x5b, 0x2}, @timestamp, @window={0x3, 0x7ff, 0x83}, @sack_perm], 0x7) [ 465.306603] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 465.319415] gfs2: fsid=_dev_uinput: Now mounting FS... [ 465.334656] gfs2: not a GFS2 filesystem [ 465.335929] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 465.339625] gfs2: fsid=_dev_uinput: can't read superblock [ 465.378252] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:50:36 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 465.544439] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 465.551512] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 465.566485] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 465.634690] netlink: 'syz-executor.2': attribute type 17 has an invalid length. 08:50:36 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = syz_open_procfs(0x0, &(0x7f0000000200)='fd/4\x00\xa7$\xbf\x05l\xb8\t\xd0\x06\xae\b\x86$dV\x92M%\xfd)0m6Z\x05\xae\xa7\rM\bp\xa6Q\x871B\x973\xfe\x05\x12\xf3\xd496\xf9\x1aM6\xb2|\xc5\x05\xbc\xe71g\xe4<&\xd2\xd8g\xb6\xa2U\xae\x9a\x17F\xa5xi\xe8_\xa8R\x96d\x99\xf6_E\xd0\x8f<\xa840\xd6\x84\xd0\x17\xafP\'\xdc{\b\x94\x00Y+\x18N\\\xc9\x1f\a\xf9X\x125\xb9\xd6\xbf\x1a4V\x10\xa6Uq\xceN\xeb\xa8M\xb2?\xda\xfb\xb1\x9d\x94\x13O\xab\xde\xc0t\x8c\")\x05~\x0f\xb8\xf3\xf6d\xbe\xad\xee\"\xaa\x91\x05\xcb9A\x1a\x8d&\x9e\x81\xcf\x9eWvT\x8a\xbfl\x8a\x83%\xec\x94\xfd\x90\xeb\xb3\xa3\xa8\x90\x90\xdb\xc2X\xf48\xd1\x83Eu\xe5c\xd7\xb7qe\xab\xae\xef*\x9e\x95\xde\xa0\x894r[\\\xc4?\xb7\xcfo\xdb\xbeR\xc5\xbc\xb34\xbe}\xf7n/4}\xbc.t\x94\x1c%\xcb\x93\xea\"Aa(\xd6FX\xd8\b\xd1\x10N{\xe8\xbc)\xc8\x1e6\xff\x95\xa3\xf3\x84\xf4\xa5\xe8f\xc2@\x1f7h\xb3\xd6\xab\x9a\x03\x95>V\\\xc4%T\x94M\xc7`\x83\xa1\xa0\xc8gn\xe3\xfe\xef[\xb3\xbd\x18R\x1b=\xab\x97$\x03\xaa\x84C\x0eWD\xeea\xf5\xb9\x82\xea\xbd5:\"\xf6f/\xa1\x8f%8\xa8\x1e\xcf\xb6\xa7\xe1\x1b1\x94\xc1G\xf9\xfc\xc77\x1c\x00'/370) lseek(0xffffffffffffffff, 0x0, 0x4) write$P9_RXATTRWALK(r2, &(0x7f0000000080)={0xf}, 0x20000357) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x1) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r3, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r3, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r3, 0xae80, 0x0) [ 465.702964] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" 08:50:36 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x806, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 465.780465] gfs2: fsid=_dev_uinput: Now mounting FS... [ 465.808560] gfs2: not a GFS2 filesystem [ 465.834387] gfs2: fsid=_dev_uinput: can't read superblock [ 465.844460] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 465.876242] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 465.911283] CPU: 0 PID: 18612 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 465.918258] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 465.927619] Call Trace: [ 465.930223] dump_stack+0x172/0x1f0 [ 465.933870] sysfs_warn_dup.cold+0x1c/0x31 [ 465.938125] sysfs_create_dir_ns+0x237/0x290 [ 465.940226] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 465.942550] ? sysfs_create_mount_point+0xa0/0xa0 [ 465.942596] kobject_add_internal.cold+0xe5/0x5d1 [ 465.942619] kobject_init_and_add+0x101/0x160 [ 465.942636] ? kobject_add_internal+0x380/0x380 [ 465.942667] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 465.942686] ? vsnprintf+0x32a/0x19a0 [ 465.977412] gfs2_sys_fs_add+0x1aa/0x470 [ 465.981502] ? recover_store+0x160/0x160 [ 465.985574] ? snprintf+0xbb/0xf0 [ 465.989041] ? vscnprintf+0x60/0x80 [ 465.992682] ? set_blocksize+0x2bf/0x340 [ 465.996756] ? memcpy+0x46/0x50 [ 466.000051] fill_super+0x12f5/0x25c0 [ 466.003870] ? gfs2_online_uevent+0x1f0/0x1f0 [ 466.008371] ? snprintf+0xbb/0xf0 [ 466.011828] ? vsprintf+0x40/0x40 [ 466.015293] ? wait_for_completion+0x440/0x440 [ 466.019881] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 466.019897] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 466.019912] ? set_blocksize+0x2bf/0x340 [ 466.019938] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 466.040837] gfs2_mount+0x504/0x5de [ 466.044473] ? fill_super+0x25c0/0x25c0 [ 466.048478] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 466.048501] mount_fs+0xa8/0x31f [ 466.048523] vfs_kern_mount.part.0+0x6f/0x410 [ 466.048541] do_mount+0x53e/0x2bc0 [ 466.065455] ? copy_mount_string+0x40/0x40 [ 466.069700] ? _copy_from_user+0xdd/0x150 [ 466.073855] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 466.079391] ? copy_mount_options+0x280/0x3a0 [ 466.079414] ksys_mount+0xdb/0x150 [ 466.079433] __x64_sys_mount+0xbe/0x150 [ 466.079454] do_syscall_64+0xfd/0x620 [ 466.087567] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 466.091445] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 466.091459] RIP: 0033:0x45c47a [ 466.091473] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 466.091481] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 466.091495] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 466.091504] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 466.091517] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 466.099207] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 466.102740] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 08:50:37 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 466.102749] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 466.188700] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. 08:50:37 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x808, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 466.240162] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 466.240730] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:50:37 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:37 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x1, 0x0, 0xdf) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 466.344473] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 466.363051] gfs2: fsid=_dev_uinput: Now mounting FS... [ 466.409274] gfs2: not a GFS2 filesystem 08:50:37 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x809, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 466.437628] gfs2: fsid=_dev_uinput: can't read superblock [ 466.453431] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 466.465800] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 466.475858] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 466.539207] CPU: 1 PID: 18638 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 466.546176] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 466.555548] Call Trace: [ 466.558153] dump_stack+0x172/0x1f0 [ 466.561806] sysfs_warn_dup.cold+0x1c/0x31 [ 466.566057] sysfs_create_dir_ns+0x237/0x290 [ 466.570480] ? sysfs_create_mount_point+0xa0/0xa0 [ 466.575348] kobject_add_internal.cold+0xe5/0x5d1 [ 466.580218] kobject_init_and_add+0x101/0x160 [ 466.584730] ? kobject_add_internal+0x380/0x380 [ 466.589416] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 466.594960] ? vsnprintf+0x32a/0x19a0 [ 466.598785] gfs2_sys_fs_add+0x1aa/0x470 [ 466.602854] ? recover_store+0x160/0x160 [ 466.607023] ? snprintf+0xbb/0xf0 [ 466.610482] ? vscnprintf+0x60/0x80 [ 466.614122] ? set_blocksize+0x2bf/0x340 [ 466.618196] ? memcpy+0x46/0x50 [ 466.621486] fill_super+0x12f5/0x25c0 [ 466.625311] ? gfs2_online_uevent+0x1f0/0x1f0 [ 466.629816] ? snprintf+0xbb/0xf0 [ 466.633274] ? vsprintf+0x40/0x40 [ 466.636741] ? wait_for_completion+0x440/0x440 [ 466.641352] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 466.646484] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 466.651510] ? set_blocksize+0x2bf/0x340 [ 466.655586] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 466.661230] gfs2_mount+0x504/0x5de [ 466.664868] ? fill_super+0x25c0/0x25c0 [ 466.668878] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 466.674449] mount_fs+0xa8/0x31f [ 466.677839] vfs_kern_mount.part.0+0x6f/0x410 [ 466.682353] do_mount+0x53e/0x2bc0 [ 466.685916] ? copy_mount_string+0x40/0x40 [ 466.686011] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 466.690159] ? _copy_from_user+0xdd/0x150 [ 466.690185] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 466.690205] ? copy_mount_options+0x280/0x3a0 [ 466.706484] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 466.707331] ksys_mount+0xdb/0x150 [ 466.707349] __x64_sys_mount+0xbe/0x150 [ 466.707369] do_syscall_64+0xfd/0x620 [ 466.730502] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 466.735698] RIP: 0033:0x45c47a [ 466.738895] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 466.757806] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 466.765533] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 466.772810] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 466.772820] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 08:50:37 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:37 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x80a, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 466.772829] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 466.772836] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 466.820526] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. 08:50:37 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) r2 = syz_open_dev$vbi(&(0x7f0000000000)='/dev/vbi#\x00', 0x2, 0x2) setsockopt$netlink_NETLINK_PKTINFO(r2, 0x10e, 0x3, &(0x7f00000000c0)=0x2, 0x4) dup2(r0, r1) r3 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r3, 0x84, 0x6e, &(0x7f0000961fe4)=[@in={0x2, 0x0, @dev}], 0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r3, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r3, 0x84, 0x66, &(0x7f0000000040)={r4}, &(0x7f0000000140)=0x8) setsockopt$inet_sctp_SCTP_PR_SUPPORTED(r2, 0x84, 0x71, &(0x7f0000000100)={r4, 0x3}, 0x8) 08:50:37 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 466.898136] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 466.913402] netlink: 'syz-executor.2': attribute type 17 has an invalid length. 08:50:37 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x80b, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:37 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) pipe(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$VIDIOC_SUBDEV_ENUM_FRAME_SIZE(r3, 0xc040564a, &(0x7f0000000040)={0x7fff, 0x0, 0x1, 0x40000200, 0x400, 0x2, 0x1, 0x3}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000180)) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 467.066938] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 467.078842] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 467.127636] gfs2: fsid=_dev_uinput: Now mounting FS... [ 467.128569] CPU: 1 PID: 18666 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 467.139893] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 467.149261] Call Trace: [ 467.151867] dump_stack+0x172/0x1f0 [ 467.155529] sysfs_warn_dup.cold+0x1c/0x31 [ 467.159795] sysfs_create_dir_ns+0x237/0x290 [ 467.164219] ? sysfs_create_mount_point+0xa0/0xa0 [ 467.168681] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 467.169101] kobject_add_internal.cold+0xe5/0x5d1 [ 467.180439] kobject_init_and_add+0x101/0x160 [ 467.184933] ? kobject_add_internal+0x380/0x380 [ 467.189597] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 467.195129] ? vsnprintf+0x32a/0x19a0 [ 467.198932] gfs2_sys_fs_add+0x1aa/0x470 [ 467.202985] ? recover_store+0x160/0x160 [ 467.207038] ? snprintf+0xbb/0xf0 [ 467.210478] ? vscnprintf+0x60/0x80 [ 467.214098] ? set_blocksize+0x2bf/0x340 [ 467.218159] ? memcpy+0x46/0x50 [ 467.221440] fill_super+0x12f5/0x25c0 [ 467.225237] ? gfs2_online_uevent+0x1f0/0x1f0 [ 467.229722] ? snprintf+0xbb/0xf0 [ 467.233173] ? vsprintf+0x40/0x40 [ 467.236618] ? wait_for_completion+0x440/0x440 [ 467.241188] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 467.246282] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 467.251543] ? set_blocksize+0x2bf/0x340 [ 467.255595] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.261123] gfs2_mount+0x504/0x5de [ 467.264738] ? fill_super+0x25c0/0x25c0 [ 467.268735] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.274265] mount_fs+0xa8/0x31f [ 467.277622] vfs_kern_mount.part.0+0x6f/0x410 [ 467.282108] do_mount+0x53e/0x2bc0 [ 467.285641] ? copy_mount_string+0x40/0x40 [ 467.289864] ? _copy_from_user+0xdd/0x150 [ 467.294002] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.299527] ? copy_mount_options+0x280/0x3a0 [ 467.304024] ksys_mount+0xdb/0x150 [ 467.307556] __x64_sys_mount+0xbe/0x150 [ 467.311522] do_syscall_64+0xfd/0x620 [ 467.315313] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 467.320488] RIP: 0033:0x45c47a [ 467.323669] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 467.342559] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 467.350258] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 467.357704] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 467.364969] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 467.372227] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 467.379482] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 467.410222] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 467.423331] gfs2: not a GFS2 filesystem [ 467.433010] gfs2: fsid=_dev_uinput: can't read superblock [ 467.438672] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:50:38 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 467.475612] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 467.509452] netlink: 'syz-executor.3': attribute type 17 has an invalid length. 08:50:38 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:38 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r3 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r3, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") setsockopt$IP_VS_SO_SET_DELDEST(r3, 0x0, 0x488, &(0x7f0000000000)={{0x89, @broadcast, 0x4e20, 0x4, 'lblcr\x00', 0x2, 0x1, 0x65}, {@remote, 0x4e23, 0x3, 0xd5, 0x6e, 0x7}}, 0x44) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000fe6000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) r4 = syz_open_procfs(0x0, &(0x7f0000000200)='fd/4\x00\xa7$\xbf\x05l\xb8\t\xd0\x06\xae\b\x86$dV\x92M%\xfd)0m6Z\x05\xae\xa7\rM\bp\xa6Q\x871B\x973\xfe\x05\x12\xf3\xd496\xf9\x1aM6\xb2|\xc5\x05\xbc\xe71g\xe4<&\xd2\xd8g\xb6\xa2U\xae\x9a\x17F\xa5xi\xe8_\xa8R\x96d\x99\xf6_E\xd0\x8f<\xa840\xd6\x84\xd0\x17\xafP\'\xdc{\b\x94\x00Y+\x18N\\\xc9\x1f\a\xf9X\x125\xb9\xd6\xbf\x1a4V\x10\xa6Uq\xceN\xeb\xa8M\xb2?\xda\xfb\xb1\x9d\x94\x13O\xab\xde\xc0t\x8c\")\x05~\x0f\xb8\xf3\xf6d\xbe\xad\xee\"\xaa\x91\x05\xcb9A\x1a\x8d&\x9e\x81\xcf\x9eWvT\x8a\xbfl\x8a\x83%\xec\x94\xfd\x90\xeb\xb3\xa3\xa8\x90\x90\xdb\xc2X\xf48\xd1\x83Eu\xe5c\xd7\xb7qe\xab\xae\xef*\x9e\x95\xde\xa0\x894r[\\\xc4?\xb7\xcfo\xdb\xbeR\xc5\xbc\xb34\xbe}\xf7n/4}\xbc.t\x94\x1c%\xcb\x93\xea\"Aa(\xd6FX\xd8\b\xd1\x10N{\xe8\xbc)\xc8\x1e6\xff\x95\xa3\xf3\x84\xf4\xa5\xe8f\xc2@\x1f7h\xb3\xd6\xab\x9a\x03\x95>V\\\xc4%T\x94M\xc7`\x83\xa1\xa0\xc8gn\xe3\xfe\xef[\xb3\xbd\x18R\x1b=\xab\x97$\x03\xaa\x84C\x0eWD\xeea\xf5\xb9\x82\xea\xbd5:\"\xf6f/\xa1\x8f%8\xa8\x1e\xcf\xb6\xa7\xe1\x1b1\x94\xc1G\xf9\xfc\xc77\x1c\x00'/370) lseek(r4, 0x203ffffd, 0x0) write$P9_RXATTRWALK(r4, &(0x7f0000000080)={0xf}, 0x20000357) syz_kvm_setup_cpu$x86(r4, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x0, 0x0, 0x0, 0xfffffffffffffed2) r5 = syz_open_dev$mice(&(0x7f0000000180)='/dev/input/mice\x00', 0x0, 0x200) ioctl$TIOCMBIS(r5, 0x5416, &(0x7f00000001c0)) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) r6 = syz_open_procfs(0x0, &(0x7f00000003c0)='\x00\x00\x00\x00\x00egy\xc5\x8e\xcb\x1c\xf8\x8f\xca;\xa3?\xad\xae\x0f\xb5\x97ao3\xab\xcdY\x9a\xe3\xe5\xe1\xf4\x87\xac\xad\x80\xa3P\x8c\xea\x9c\xc7\x00\xeb\xf4X#\xe34\x80O]\x87\xdd\x894\xdal;w\xf8\xf8\v?v\xf0\xb8\xda=|\xa4\xba\xbbiq!\xd8g\xb7I\x12\x80') prctl$PR_GET_SPECULATION_CTRL(0x34, 0x0, 0x2) openat$cgroup_ro(r6, &(0x7f0000000b00)='mem\x00\x01y7SwaS.\x06ur\x89\xc9B\xab\xe3\xfarent\x00\xaa\x1a\xfd\xae\v\xbf\xd8d\xbb\xaf9Q\xde\xfb\x1fY\xfb\x8do\xd1\x16\xce(\x82\xf1\xbf{5Z\x13\x15\x14\xd7\xb8\xce\xf20\x1e\xc0\xc2\xed 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 467.921311] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 467.921327] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 467.921335] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 467.921344] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 467.921352] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 467.921361] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 467.959060] IPVS: set_ctl: invalid protocol: 137 255.255.255.255:20000 [ 468.011952] gfs2: not a GFS2 filesystem [ 468.091906] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 468.109616] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 468.116342] gfs2: fsid=_dev_uinput: can't read superblock [ 468.128092] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 468.134042] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 468.160793] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 468.179721] CPU: 1 PID: 18693 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 468.186692] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 468.196055] Call Trace: [ 468.198660] dump_stack+0x172/0x1f0 [ 468.202312] sysfs_warn_dup.cold+0x1c/0x31 [ 468.206569] sysfs_create_dir_ns+0x237/0x290 [ 468.210994] ? sysfs_create_mount_point+0xa0/0xa0 [ 468.215859] kobject_add_internal.cold+0xe5/0x5d1 [ 468.220719] kobject_init_and_add+0x101/0x160 [ 468.225227] ? kobject_add_internal+0x380/0x380 [ 468.229921] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 468.235468] ? vsnprintf+0x32a/0x19a0 [ 468.239284] gfs2_sys_fs_add+0x1aa/0x470 [ 468.243360] ? recover_store+0x160/0x160 [ 468.247431] ? snprintf+0xbb/0xf0 [ 468.250890] ? vscnprintf+0x60/0x80 [ 468.254528] ? set_blocksize+0x2bf/0x340 [ 468.258608] ? memcpy+0x46/0x50 [ 468.261908] fill_super+0x12f5/0x25c0 [ 468.265733] ? gfs2_online_uevent+0x1f0/0x1f0 [ 468.270236] ? snprintf+0xbb/0xf0 [ 468.273695] ? vsprintf+0x40/0x40 [ 468.277158] ? wait_for_completion+0x440/0x440 [ 468.281746] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 468.286850] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 468.291863] ? set_blocksize+0x2bf/0x340 [ 468.291883] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 468.291900] gfs2_mount+0x504/0x5de [ 468.291917] ? fill_super+0x25c0/0x25c0 [ 468.291959] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 468.291981] mount_fs+0xa8/0x31f [ 468.292001] vfs_kern_mount.part.0+0x6f/0x410 [ 468.292020] do_mount+0x53e/0x2bc0 [ 468.292042] ? copy_mount_string+0x40/0x40 [ 468.292063] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 468.292078] ? copy_mount_options+0x280/0x3a0 [ 468.292098] ksys_mount+0xdb/0x150 [ 468.292117] __x64_sys_mount+0xbe/0x150 [ 468.292136] do_syscall_64+0xfd/0x620 [ 468.292154] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 468.292166] RIP: 0033:0x45c47a 08:50:39 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) [ 468.292180] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 468.292188] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 468.292204] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 468.292213] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 468.292221] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 08:50:39 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 468.292228] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 468.292236] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 468.300745] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 468.375691] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 468.390944] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 468.473989] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 468.516540] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 468.548904] gfs2: fsid=_dev_uinput: Now mounting FS... [ 468.551848] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:50:39 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 468.587711] gfs2: not a GFS2 filesystem [ 468.620649] gfs2: fsid=_dev_uinput: can't read superblock [ 468.640189] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 468.807470] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 468.839165] CPU: 1 PID: 18724 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 468.846140] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 468.855501] Call Trace: [ 468.858104] dump_stack+0x172/0x1f0 [ 468.861754] sysfs_warn_dup.cold+0x1c/0x31 [ 468.866004] sysfs_create_dir_ns+0x237/0x290 [ 468.870439] ? sysfs_create_mount_point+0xa0/0xa0 [ 468.875306] kobject_add_internal.cold+0xe5/0x5d1 [ 468.880159] kobject_init_and_add+0x101/0x160 [ 468.884643] ? kobject_add_internal+0x380/0x380 [ 468.889317] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 468.894852] ? vsnprintf+0x32a/0x19a0 [ 468.898673] gfs2_sys_fs_add+0x1aa/0x470 [ 468.902744] ? recover_store+0x160/0x160 [ 468.906815] ? snprintf+0xbb/0xf0 [ 468.910267] ? vscnprintf+0x60/0x80 [ 468.913901] ? set_blocksize+0x2bf/0x340 [ 468.917972] ? memcpy+0x46/0x50 [ 468.921268] fill_super+0x12f5/0x25c0 [ 468.925089] ? gfs2_online_uevent+0x1f0/0x1f0 [ 468.929593] ? snprintf+0xbb/0xf0 [ 468.933055] ? vsprintf+0x40/0x40 [ 468.936524] ? wait_for_completion+0x440/0x440 [ 468.941326] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 468.944042] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 468.946450] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 468.946466] ? set_blocksize+0x2bf/0x340 [ 468.946483] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 468.946505] gfs2_mount+0x504/0x5de [ 468.971201] ? fill_super+0x25c0/0x25c0 [ 468.975214] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 468.980761] mount_fs+0xa8/0x31f [ 468.984141] vfs_kern_mount.part.0+0x6f/0x410 [ 468.988646] do_mount+0x53e/0x2bc0 [ 468.992201] ? copy_mount_string+0x40/0x40 [ 468.996455] ? _copy_from_user+0xdd/0x150 [ 469.000618] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 469.006170] ? copy_mount_options+0x280/0x3a0 [ 469.010679] ksys_mount+0xdb/0x150 [ 469.014231] __x64_sys_mount+0xbe/0x150 [ 469.018217] do_syscall_64+0xfd/0x620 [ 469.022121] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 469.027399] RIP: 0033:0x45c47a [ 469.030594] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 469.049502] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 469.057230] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 469.063446] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 469.064525] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 469.064535] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 469.064542] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 469.064556] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff 08:50:40 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) r2 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r2, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r3 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r3, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', &(0x7f0000000100)=@ethtool_ringparam={0xf}}) ioctl$sock_SIOCETHTOOL(r3, 0x89f0, &(0x7f0000000140)={'erspan0\x00'}) dup2(r0, r1) 08:50:40 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:40 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x83e, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 469.116555] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 469.145855] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:50:40 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 469.197597] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 469.224926] gfs2: fsid=_dev_uinput: Now mounting FS... [ 469.231440] gfs2: not a GFS2 filesystem [ 469.235448] gfs2: fsid=_dev_uinput: can't read superblock 08:50:40 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000000)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f8fc838cf0f0f64440f01c43e662666470f38804185", 0x4d}], 0x19d, 0x0, 0x0, 0xffffffffffffff66) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 469.248484] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:50:40 executing program 0: syz_mount_image$xfs(0x0, &(0x7f00000000c0)='./file0\x00', 0xffffffffffffffff, 0x0, 0x0, 0x28a0080, 0x0) ioctl(0xffffffffffffffff, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r0 = socket$inet6(0xa, 0x80000000000003, 0x3) r1 = socket$inet_dccp(0x2, 0x6, 0x0) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bpq0\x00'}) r2 = syz_open_dev$cec(&(0x7f0000000080)='/dev/cec#\x00', 0x0, 0x2) ioctl$PPPIOCGFLAGS(r2, 0x8004745a, &(0x7f0000000100)) r3 = syz_open_procfs(0x0, &(0x7f0000000200)='fd/4\x00\xa7$\xbf\x05l\xb8\t\xd0\x06\xae\b\x86$dV\x92M%\xfd)0m6Z\x05\xae\xa7\rM\bp\xa6Q\x871B\x973\xfe\x05\x12\xf3\xd496\xf9\x1aM6\xb2|\xc5\x05\xbc\xe71g\xe4<&\xd2\xd8g\xb6\xa2U\xae\x9a\x17F\xa5xi\xe8_\xa8R\x96d\x99\xf6_E\xd0\x8f<\xa840\xd6\x84\xd0\x17\xafP\'\xdc{\b\x94\x00Y+\x18N\\\xc9\x1f\a\xf9X\x125\xb9\xd6\xbf\x1a4V\x10\xa6Uq\xceN\xeb\xa8M\xb2?\xda\xfb\xb1\x9d\x94\x13O\xab\xde\xc0t\x8c\")\x05~\x0f\xb8\xf3\xf6d\xbe\xad\xee\"\xaa\x91\x05\xcb9A\x1a\x8d&\x9e\x81\xcf\x9eWvT\x8a\xbfl\x8a\x83%\xec\x94\xfd\x90\xeb\xb3\xa3\xa8\x90\x90\xdb\xc2X\xf48\xd1\x83Eu\xe5c\xd7\xb7qe\xab\xae\xef*\x9e\x95\xde\xa0\x894r[\\\xc4?\xb7\xcfo\xdb\xbeR\xc5\xbc\xb34\xbe}\xf7n/4}\xbc.t\x94\x1c%\xcb\x93\xea\"Aa(\xd6FX\xd8\b\xd1\x10N{\xe8\xbc)\xc8\x1e6\xff\x95\xa3\xf3\x84\xf4\xa5\xe8f\xc2@\x1f7h\xb3\xd6\xab\x9a\x03\x95>V\\\xc4%T\x94M\xc7`\x83\xa1\xa0\xc8gn\xe3\xfe\xef[\xb3\xbd\x18R\x1b=\xab\x97$\x03\xaa\x84C\x0eWD\xeea\xf5\xb9\x82\xea\xbd5:\"\xf6f/\xa1\x8f%8\xa8\x1e\xcf\xb6\xa7\xe1\x1b1\x94\xc1G\xf9\xfc\xc77\x1c\x00'/370) r4 = socket$inet6(0xa, 0x80000000000003, 0x3) fcntl$setpipe(r4, 0x407, 0x0) ioctl$sock_SIOCETHTOOL(r4, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', &(0x7f0000000100)=@ethtool_ringparam={0xf}}) ioctl$FS_IOC_GET_ENCRYPTION_POLICY(r4, 0x400c6615, &(0x7f00000001c0)) lseek(r3, 0x203ffffd, 0x0) write$P9_RXATTRWALK(r3, &(0x7f0000000080)={0xf}, 0x20000357) setsockopt$packet_rx_ring(r3, 0x107, 0x5, &(0x7f0000000180)=@req={0x5, 0xfffe0000, 0x7fff, 0x4a}, 0x10) r5 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ppp\x00', 0xc0082, 0x0) fcntl$dupfd(r0, 0x406, r5) dup2(0xffffffffffffffff, r0) [ 469.343267] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' 08:50:40 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x853, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 469.424202] CPU: 1 PID: 18746 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 469.431173] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 469.440525] Call Trace: [ 469.443660] dump_stack+0x172/0x1f0 [ 469.447305] sysfs_warn_dup.cold+0x1c/0x31 [ 469.451567] sysfs_create_dir_ns+0x237/0x290 [ 469.455970] ? sysfs_create_mount_point+0xa0/0xa0 [ 469.460825] kobject_add_internal.cold+0xe5/0x5d1 [ 469.465661] kobject_init_and_add+0x101/0x160 [ 469.470146] ? kobject_add_internal+0x380/0x380 [ 469.474806] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 469.480332] ? vsnprintf+0x32a/0x19a0 [ 469.484144] gfs2_sys_fs_add+0x1aa/0x470 [ 469.488208] ? recover_store+0x160/0x160 [ 469.492273] ? snprintf+0xbb/0xf0 [ 469.495725] ? vscnprintf+0x60/0x80 [ 469.499344] ? set_blocksize+0x2bf/0x340 [ 469.503396] ? memcpy+0x46/0x50 [ 469.508841] fill_super+0x12f5/0x25c0 [ 469.512643] ? gfs2_online_uevent+0x1f0/0x1f0 [ 469.517128] ? snprintf+0xbb/0xf0 [ 469.520569] ? vsprintf+0x40/0x40 [ 469.524032] ? wait_for_completion+0x440/0x440 [ 469.528602] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 469.533694] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 469.538734] ? set_blocksize+0x2bf/0x340 [ 469.542800] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 469.548329] gfs2_mount+0x504/0x5de [ 469.551946] ? fill_super+0x25c0/0x25c0 [ 469.555927] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 469.561891] mount_fs+0xa8/0x31f [ 469.565273] vfs_kern_mount.part.0+0x6f/0x410 [ 469.569776] do_mount+0x53e/0x2bc0 [ 469.573305] ? retint_kernel+0x2d/0x2d [ 469.577205] ? copy_mount_string+0x40/0x40 [ 469.581444] ? __sanitizer_cov_trace_const_cmp4+0xd/0x20 [ 469.586884] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 469.592412] ? copy_mount_options+0x280/0x3a0 [ 469.596901] ksys_mount+0xdb/0x150 [ 469.600436] __x64_sys_mount+0xbe/0x150 [ 469.604405] do_syscall_64+0xfd/0x620 [ 469.608198] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 469.613374] RIP: 0033:0x45c47a [ 469.616568] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 469.635460] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 469.643420] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 469.650676] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 469.657935] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 469.665202] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 469.672480] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 469.727943] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 469.742445] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:50:40 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 469.794558] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 469.825352] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 469.850160] gfs2: fsid=_dev_uinput: Now mounting FS... [ 469.906792] gfs2: not a GFS2 filesystem [ 469.923590] gfs2: fsid=_dev_uinput: can't read superblock [ 469.945097] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' 08:50:41 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) r3 = syz_open_procfs(0x0, &(0x7f00000003c0)='\x00\x00\x00\x00\x00egy\xc5\x8e\xcb\x1c\xf8\x8f\xca;\xa3?\xad\xae\x0f\xb5\x97ao3\xab\xcdY\x9a\xe3\xe5\xe1\xf4\x87\xac\xad\x80\xa3P\x8c\xea\x9c\xc7\x00\xeb\xf4X#\xe34\x80O]\x87\xdd\x894\xdal;w\xf8\xf8\v?v\xf0\xb8\xda=|\xa4\xba\xbbiq!\xd8g\xb7I\x12\x80') r4 = syz_open_dev$cec(&(0x7f0000000000)='/dev/cec#\x00', 0x2, 0x2) ioctl$UFFDIO_WAKE(r4, 0x8010aa02, &(0x7f0000000040)={&(0x7f000000f000/0x3000)=nil, 0x3000}) openat$cgroup_ro(r3, &(0x7f0000000b00)='mem\x00\x01y7SwaS.\x06ur\x89\xc9B\xab\xe3\xfarent\x00\xaa\x1a\xfd\xae\v\xbf\xd8d\xbb\xaf9Q\xde\xfb\x1fY\xfb\x8do\xd1\x16\xce(\x82\xf1\xbf{5Z\x13\x15\x14\xd7\xb8\xce\xf20\x1e\xc0\xc2\xed 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 470.275129] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 470.282831] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a 08:50:41 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 470.290090] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 470.298052] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 470.305310] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 470.312568] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff 08:50:41 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:41 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = syz_open_procfs(0x0, &(0x7f0000000200)='fd/4\x00\xa7$\xbf\x05l\xb8\t\xd0\x06\xae\b\x86$dV\x92M%\xfd)0m6Z\x05\xae\xa7\rM\bp\xa6Q\x871B\x973\xfe\x05\x12\xf3\xd496\xf9\x1aM6\xb2|\xc5\x05\xbc\xe71g\xe4<&\xd2\xd8g\xb6\xa2U\xae\x9a\x17F\xa5xi\xe8_\xa8R\x96d\x99\xf6_E\xd0\x8f<\xa840\xd6\x84\xd0\x17\xafP\'\xdc{\b\x94\x00Y+\x18N\\\xc9\x1f\a\xf9X\x125\xb9\xd6\xbf\x1a4V\x10\xa6Uq\xceN\xeb\xa8M\xb2?\xda\xfb\xb1\x9d\x94\x13O\xab\xde\xc0t\x8c\")\x05~\x0f\xb8\xf3\xf6d\xbe\xad\xee\"\xaa\x91\x05\xcb9A\x1a\x8d&\x9e\x81\xcf\x9eWvT\x8a\xbfl\x8a\x83%\xec\x94\xfd\x90\xeb\xb3\xa3\xa8\x90\x90\xdb\xc2X\xf48\xd1\x83Eu\xe5c\xd7\xb7qe\xab\xae\xef*\x9e\x95\xde\xa0\x894r[\\\xc4?\xb7\xcfo\xdb\xbeR\xc5\xbc\xb34\xbe}\xf7n/4}\xbc.t\x94\x1c%\xcb\x93\xea\"Aa(\xd6FX\xd8\b\xd1\x10N{\xe8\xbc)\xc8\x1e6\xff\x95\xa3\xf3\x84\xf4\xa5\xe8f\xc2@\x1f7h\xb3\xd6\xab\x9a\x03\x95>V\\\xc4%T\x94M\xc7`\x83\xa1\xa0\xc8gn\xe3\xfe\xef[\xb3\xbd\x18R\x1b=\xab\x97$\x03\xaa\x84C\x0eWD\xeea\xf5\xb9\x82\xea\xbd5:\"\xf6f/\xa1\x8f%8\xa8\x1e\xcf\xb6\xa7\xe1\x1b1\x94\xc1G\xf9\xfc\xc77\x1c\x00'/370) lseek(r1, 0x203ffffd, 0x0) write$P9_RXATTRWALK(r1, &(0x7f0000000080)={0xf}, 0x20000357) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000001300)={r1, &(0x7f00000002c0)="82bc1eafbc50768275a497c1c1908846d300b77251d295617356690e13ca3548", &(0x7f0000000300)="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", 0x1}, 0x20) r2 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r2, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r3, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r3, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") r4 = openat$null(0xffffffffffffff9c, &(0x7f0000000000)='/dev/null\x00', 0x8040, 0x0) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(0xffffffffffffffff, 0x84, 0x6c, &(0x7f0000000180)={0x0, 0x86, "9555b80290cdceb5251dae25f6d4fd89c1f7398302b145b1699fba6f5ef2a123af2b36a713102542746889fe319a9344ba6fcb8486c376104ac6f2627f3c8f83f8e564ee31fa734015581f0041b93743111ca87e7b1bf17116d4c5751a9f20853b3f1ae3a2f554c8a73624f7382a1fd09ef394c13a5260b84ad1235357b5ddde8c9be840ab20"}, &(0x7f0000000040)=0x8e) getsockopt$inet_sctp_SCTP_DELAYED_SACK(r4, 0x84, 0x10, &(0x7f0000000240)=@assoc_value={r5, 0xfffffff7}, &(0x7f0000000280)=0x8) ioctl$KVM_RUN(r3, 0xae80, 0x0) [ 470.385418] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 470.414997] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 470.468025] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 470.528478] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 470.577323] gfs2: fsid=_dev_uinput: Now mounting FS... [ 470.578619] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 470.606366] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 470.618526] gfs2: not a GFS2 filesystem [ 470.628625] gfs2: fsid=_dev_uinput: can't read superblock [ 470.659512] CPU: 1 PID: 18793 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 470.666491] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 470.666509] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 470.675846] Call Trace: [ 470.675874] dump_stack+0x172/0x1f0 [ 470.675897] sysfs_warn_dup.cold+0x1c/0x31 [ 470.675913] sysfs_create_dir_ns+0x237/0x290 [ 470.675928] ? sysfs_create_mount_point+0xa0/0xa0 [ 470.675955] kobject_add_internal.cold+0xe5/0x5d1 [ 470.675973] kobject_init_and_add+0x101/0x160 [ 470.675986] ? kobject_add_internal+0x380/0x380 [ 470.676005] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 470.722164] ? vsnprintf+0x32a/0x19a0 [ 470.722190] gfs2_sys_fs_add+0x1aa/0x470 [ 470.722204] ? recover_store+0x160/0x160 [ 470.722221] ? snprintf+0xbb/0xf0 [ 470.722234] ? vscnprintf+0x60/0x80 [ 470.722250] ? set_blocksize+0x2bf/0x340 [ 470.722267] ? memcpy+0x46/0x50 [ 470.734163] fill_super+0x12f5/0x25c0 [ 470.734188] ? gfs2_online_uevent+0x1f0/0x1f0 [ 470.741239] ? snprintf+0xbb/0xf0 [ 470.741252] ? vsprintf+0x40/0x40 [ 470.741272] ? wait_for_completion+0x440/0x440 [ 470.741284] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 470.741299] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 470.741312] ? set_blocksize+0x2bf/0x340 [ 470.741328] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 470.741344] gfs2_mount+0x504/0x5de [ 470.752462] ? fill_super+0x25c0/0x25c0 [ 470.752503] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 470.752528] mount_fs+0xa8/0x31f [ 470.752549] vfs_kern_mount.part.0+0x6f/0x410 [ 470.752568] do_mount+0x53e/0x2bc0 [ 470.752588] ? copy_mount_string+0x40/0x40 [ 470.752607] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 470.752618] ? copy_mount_options+0x280/0x3a0 [ 470.752635] ksys_mount+0xdb/0x150 [ 470.752651] __x64_sys_mount+0xbe/0x150 [ 470.752667] do_syscall_64+0xfd/0x620 [ 470.752685] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 470.752694] RIP: 0033:0x45c47a [ 470.752707] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 470.752714] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 08:50:41 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x2, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 470.752732] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 470.760669] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 470.760679] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 470.760686] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 470.760693] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 470.835949] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:50:41 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) r2 = openat$selinux_checkreqprot(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/checkreqprot\x00', 0xa0402, 0x0) ioctl$TCSETS(r2, 0x5402, &(0x7f00000000c0)={0x675, 0x1, 0xb2b, 0x9f, 0xb, 0x1, 0x8, 0x7f, 0x80000000, 0xba4, 0x8, 0x36f9ea1d}) dup2(r0, r1) [ 470.920941] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 470.942007] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 470.951200] netlink: 'syz-executor.3': attribute type 17 has an invalid length. 08:50:42 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:42 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:42 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 471.093410] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:50:42 executing program 4: openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r2, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r3, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r3, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r3, 0xae80, 0x0) sendmsg$nfc_llcp(0xffffffffffffffff, &(0x7f0000001540)={&(0x7f0000000000)={0x27, 0x0, 0x0, 0xb, 0x2, 0x3, "56f2c4390446567e178d49f9e5ed929025400483f9c67013b554cc34e05931d89c38153a9089250fb794943bcf9c6f5528ad811b345ce9858e8d40d530c996", 0x6}, 0x60, &(0x7f0000001440)=[{&(0x7f0000000180)="05da77a624c79f42723b8f5361448145c3640d81e8fa5ca1c179adf618c65d8f238e7b82a6bc00835c935d107b94db020a4111010c3ca6616dcd508215de7669bb2edc71831c3ef4ff1bda5eefcb117503c784972992cfdf0f6540f42401cf670d960d08c39cfb00791054ed8dd2c0c8c6a9def24cfce29d872dc2b647768f1672a06667eaabd4dbc987f0813654a8bb45f1c7c1fe511dd5b37b5fdf74fdaef75ad22506a9c757f3d4dea7429d81ffe67e5e62e1a67b270f8b1d4436110d7d288d4bb8159fac313c5f85c467f4de15467a60979785500922f11e9d078a7f3239476f64b349f70a4a851b76ec45bba4a84cf326", 0xf3}, {&(0x7f0000000280)="74f765efb4f9c08aedd5a4ce0e0c2923c081a9cc714ee3d912fdc49a15222ed4044fc228508d30967abc4cf566f823081bdb6cd5f5422a0214e4495ac2ee5cb0ad9b7e5f23e3b4e7b9a723ae965708675c4249d7154c7e2ff901c13bf49593d9a68fd492075ed1a46273b1bbf96dfd17a5214cad6d844e0e56997c837b2b379d1045c0fe58c92f538a6758cd7a118ca383eb3b1c14b9deca1f4224c9e7858b644e8651d55558cd4160322b0e536d613e0ee86c0993b7786bda", 0xb9}, {&(0x7f0000000340)="cbcc243a781f41591d6772a32772f39af64e659052be342cffc2cf6d9bb5ea7608629ca81fcbf8bb2cfd37734cf5c11528b1384729a0ca240756fb9afc4aa3ad957a532b6812e3d541f91a124a76c971751e46ef8f44aff60a2add2bc111acfbc0d3462d6917ffc15abb48c9c6a48eeadb1aa5289a7562777c1dc211f0ac94e82d7c33b39241eb236a8a7df99e83397108440a900c96200dec63b9e4b1509ff9409437b36f26b47c81e74d2623ffdc38e2185d331c19ca63e669a253e925d8be3de1685ab866", 0xc6}, {&(0x7f0000000440)="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", 0x1000}], 0x4, &(0x7f0000001480)={0x88, 0x10b, 0x9, "eef778a09c20050ecaa7e4d0115bbd10caad9ec59823727dba890e585a6d013fa06dcff125fd1fe297a055124c241248b3ee5a4a7d886fa9034ae5d932abe341466270dccf7fb900abb5f23bcfb636a480b2f04b3f685986d96a78cb5ffd61e9a3163d7ff226f02e375dc949e7a16865316c"}, 0x88, 0x91}, 0x10) [ 471.338340] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 471.378009] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 471.393283] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 471.433320] CPU: 0 PID: 18818 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 471.435787] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 471.440290] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 471.440296] Call Trace: [ 471.440319] dump_stack+0x172/0x1f0 [ 471.440343] sysfs_warn_dup.cold+0x1c/0x31 [ 471.440361] sysfs_create_dir_ns+0x237/0x290 [ 471.440387] ? sysfs_create_mount_point+0xa0/0xa0 [ 471.440415] kobject_add_internal.cold+0xe5/0x5d1 [ 471.440434] kobject_init_and_add+0x101/0x160 [ 471.485318] ? kobject_add_internal+0x380/0x380 [ 471.490000] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 471.495538] ? vsnprintf+0x32a/0x19a0 [ 471.499371] gfs2_sys_fs_add+0x1aa/0x470 [ 471.503466] ? recover_store+0x160/0x160 [ 471.507527] ? snprintf+0xbb/0xf0 [ 471.510841] gfs2: fsid=_dev_uinput: Now mounting FS... [ 471.510977] ? vscnprintf+0x60/0x80 [ 471.519866] ? set_blocksize+0x2bf/0x340 [ 471.523940] ? memcpy+0x46/0x50 [ 471.527236] fill_super+0x12f5/0x25c0 [ 471.531061] ? gfs2_online_uevent+0x1f0/0x1f0 [ 471.535565] ? snprintf+0xbb/0xf0 [ 471.539019] ? vsprintf+0x40/0x40 [ 471.542507] ? wait_for_completion+0x440/0x440 [ 471.542522] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 471.542536] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 471.542552] ? set_blocksize+0x2bf/0x340 [ 471.561290] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 471.566847] gfs2_mount+0x504/0x5de [ 471.567404] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 471.570483] ? fill_super+0x25c0/0x25c0 [ 471.570528] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 471.570550] mount_fs+0xa8/0x31f [ 471.570570] vfs_kern_mount.part.0+0x6f/0x410 [ 471.595357] do_mount+0x53e/0x2bc0 [ 471.599108] ? copy_mount_string+0x40/0x40 [ 471.603355] ? _copy_from_user+0xdd/0x150 [ 471.607520] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 471.612916] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 471.613061] ? copy_mount_options+0x280/0x3a0 [ 471.613080] ksys_mount+0xdb/0x150 [ 471.627608] __x64_sys_mount+0xbe/0x150 [ 471.631597] do_syscall_64+0xfd/0x620 [ 471.635421] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 471.640618] RIP: 0033:0x45c47a [ 471.643817] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 471.662753] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 471.670477] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 471.677780] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 471.685060] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 08:50:42 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x3, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:42 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x4, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 471.692340] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 471.699625] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 471.715394] gfs2: not a GFS2 filesystem [ 471.719475] gfs2: fsid=_dev_uinput: can't read superblock [ 471.730149] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:50:42 executing program 0: r0 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', &(0x7f0000000100)=@ethtool_ringparam={0xf}}) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000000), &(0x7f00000000c0)=0x4) syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r1, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r2 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r2, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r1, r2) 08:50:42 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) r3 = openat$selinux_avc_hash_stats(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/avc/hash_stats\x00', 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r3, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x3d}], 0x1, 0x22, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) 08:50:42 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 471.806334] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 471.828430] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 471.836497] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 471.923138] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 471.953968] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 471.976487] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 471.983505] gfs2: fsid=_dev_uinput: Now mounting FS... [ 471.986613] gfs2: not a GFS2 filesystem [ 471.986622] gfs2: fsid=_dev_uinput: can't read superblock [ 471.986631] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 471.992528] CPU: 1 PID: 18818 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 471.992538] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 471.992544] Call Trace: [ 471.992566] dump_stack+0x172/0x1f0 [ 471.992589] sysfs_warn_dup.cold+0x1c/0x31 [ 471.992608] sysfs_create_dir_ns+0x237/0x290 [ 471.992625] ? sysfs_create_mount_point+0xa0/0xa0 [ 471.992656] kobject_add_internal.cold+0xe5/0x5d1 [ 471.992677] kobject_init_and_add+0x101/0x160 [ 471.992693] ? kobject_add_internal+0x380/0x380 [ 471.992714] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 471.992727] ? vsnprintf+0x32a/0x19a0 [ 471.992753] gfs2_sys_fs_add+0x1aa/0x470 [ 471.992767] ? recover_store+0x160/0x160 [ 471.992785] ? snprintf+0xbb/0xf0 [ 471.992799] ? vscnprintf+0x60/0x80 [ 471.992815] ? set_blocksize+0x2bf/0x340 [ 471.992833] ? memcpy+0x46/0x50 [ 471.992853] fill_super+0x12f5/0x25c0 [ 471.992879] ? gfs2_online_uevent+0x1f0/0x1f0 [ 471.992893] ? snprintf+0xbb/0xf0 [ 471.992906] ? vsprintf+0x40/0x40 [ 471.992927] ? wait_for_completion+0x440/0x440 [ 471.992940] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 471.992957] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 471.992970] ? set_blocksize+0x2bf/0x340 [ 471.992988] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 471.993006] gfs2_mount+0x504/0x5de [ 471.993024] ? fill_super+0x25c0/0x25c0 [ 471.993071] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 471.993093] mount_fs+0xa8/0x31f [ 471.993118] vfs_kern_mount.part.0+0x6f/0x410 [ 471.993138] do_mount+0x53e/0x2bc0 [ 471.993161] ? copy_mount_string+0x40/0x40 [ 471.993185] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 471.993204] ? copy_mount_options+0x280/0x3a0 [ 471.993225] ksys_mount+0xdb/0x150 [ 471.993244] __x64_sys_mount+0xbe/0x150 [ 471.993263] do_syscall_64+0xfd/0x620 [ 471.993283] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 471.993294] RIP: 0033:0x45c47a [ 471.993310] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 471.993317] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 471.993340] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 471.993350] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 471.993359] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 471.993367] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 471.993376] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 472.001730] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 472.280092] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:50:43 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:43 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:43 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x5, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:43 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = fcntl$dupfd(r3, 0x0, r3) r5 = ioctl$TIOCGPTPEER(0xffffffffffffffff, 0x5441, 0x2) ioctl$TCSETS2(r5, 0x402c542b, &(0x7f0000000000)={0x800, 0x7ff, 0xd86, 0x8, 0x40, "6ca81e3c4e5e7926124a2a74573438a6353849", 0x0, 0x9}) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) syz_init_net_socket$rose(0xb, 0x5, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r4, 0x2405, 0xffffffffffffffff) r6 = syz_open_procfs(0x0, &(0x7f00000003c0)='\x00\x00\x00\x00\x00egy\xc5\x8e\xcb\x1c\xf8\x8f\xca;\xa3?\xad\xae\x0f\xb5\x97ao3\xab\xcdY\x9a\xe3\xe5\xe1\xf4\x87\xac\xad\x80\xa3P\x8c\xea\x9c\xc7\x00\xeb\xf4X#\xe34\x80O]\x87\xdd\x894\xdal;w\xf8\xf8\v?v\xf0\xb8\xda=|\xa4\xba\xbbiq!\xd8g\xb7I\x12\x80') r7 = openat$cgroup_ro(r6, &(0x7f0000000b00)='mem\x00\x01y7SwaS.\x06ur\x89\xc9B\xab\xe3\xfarent\x00\xaa\x1a\xfd\xae\v\xbf\xd8d\xbb\xaf9Q\xde\xfb\x1fY\xfb\x8do\xd1\x16\xce(\x82\xf1\xbf{5Z\x13\x15\x14\xd7\xb8\xce\xf20\x1e\xc0\xc2\xedV\\\xc4%T\x94M\xc7`\x83\xa1\xa0\xc8gn\xe3\xfe\xef[\xb3\xbd\x18R\x1b=\xab\x97$\x03\xaa\x84C\x0eWD\xeea\xf5\xb9\x82\xea\xbd5:\"\xf6f/\xa1\x8f%8\xa8\x1e\xcf\xb6\xa7\xe1\x1b1\x94\xc1G\xf9\xfc\xc77\x1c\x00'/370) lseek(r10, 0x203ffffd, 0x0) write$P9_RXATTRWALK(r10, &(0x7f0000000080)={0xf}, 0x20000357) r11 = syz_open_procfs(0x0, &(0x7f0000000200)='fd/4\x00\xa7$\xbf\x05l\xb8\t\xd0\x06\xae\b\x86$dV\x92M%\xfd)0m6Z\x05\xae\xa7\rM\bp\xa6Q\x871B\x973\xfe\x05\x12\xf3\xd496\xf9\x1aM6\xb2|\xc5\x05\xbc\xe71g\xe4<&\xd2\xd8g\xb6\xa2U\xae\x9a\x17F\xa5xi\xe8_\xa8R\x96d\x99\xf6_E\xd0\x8f<\xa840\xd6\x84\xd0\x17\xafP\'\xdc{\b\x94\x00Y+\x18N\\\xc9\x1f\a\xf9X\x125\xb9\xd6\xbf\x1a4V\x10\xa6Uq\xceN\xeb\xa8M\xb2?\xda\xfb\xb1\x9d\x94\x13O\xab\xde\xc0t\x8c\")\x05~\x0f\xb8\xf3\xf6d\xbe\xad\xee\"\xaa\x91\x05\xcb9A\x1a\x8d&\x9e\x81\xcf\x9eWvT\x8a\xbfl\x8a\x83%\xec\x94\xfd\x90\xeb\xb3\xa3\xa8\x90\x90\xdb\xc2X\xf48\xd1\x83Eu\xe5c\xd7\xb7qe\xab\xae\xef*\x9e\x95\xde\xa0\x894r[\\\xc4?\xb7\xcfo\xdb\xbeR\xc5\xbc\xb34\xbe}\xf7n/4}\xbc.t\x94\x1c%\xcb\x93\xea\"Aa(\xd6FX\xd8\b\xd1\x10N{\xe8\xbc)\xc8\x1e6\xff\x95\xa3\xf3\x84\xf4\xa5\xe8f\xc2@\x1f7h\xb3\xd6\xab\x9a\x03\x95>V\\\xc4%T\x94M\xc7`\x83\xa1\xa0\xc8gn\xe3\xfe\xef[\xb3\xbd\x18R\x1b=\xab\x97$\x03\xaa\x84C\x0eWD\xeea\xf5\xb9\x82\xea\xbd5:\"\xf6f/\xa1\x8f%8\xa8\x1e\xcf\xb6\xa7\xe1\x1b1\x94\xc1G\xf9\xfc\xc77\x1c\x00'/370) lseek(r11, 0x203ffffd, 0x0) write$P9_RXATTRWALK(r11, &(0x7f0000000080)={0xf}, 0x20000357) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(r10, 0xc00c642e, &(0x7f0000000280)={0x0, 0x0, r11}) ioctl$FICLONERANGE(0xffffffffffffffff, 0x4020940d, &(0x7f00000002c0)={r12, 0x0, 0x7, 0x6, 0x4be3}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 08:50:43 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") ioctl$BLKDISCARD(0xffffffffffffffff, 0x1277, &(0x7f0000000000)=0xff) r1 = socket$inet6(0xa, 0x80000000000003, 0x3) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = fcntl$dupfd(r2, 0x0, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$VIDIOC_S_EDID(r3, 0xc0285629, &(0x7f0000001200)={0x0, 0xa, 0x81, [], &(0x7f00000011c0)=0x82}) r4 = openat$sequencer2(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/sequencer2\x00', 0x200, 0x0) r5 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r5, 0x84, 0x6e, &(0x7f0000961fe4)=[@in={0x2, 0x0, @dev}], 0x10) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r5, 0x84, 0x66, &(0x7f0000000040), &(0x7f0000000140)=0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r4, 0x84, 0x1a, &(0x7f0000000180)={0x0, 0x1000, "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"}, &(0x7f0000000100)=0x1008) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) 08:50:43 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 472.448062] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 472.602042] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 472.622336] gfs2: fsid=_dev_uinput: Now mounting FS... [ 472.644781] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 472.658090] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 472.666716] gfs2: not a GFS2 filesystem [ 472.686909] gfs2: fsid=_dev_uinput: can't read superblock [ 472.715620] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 472.723141] CPU: 1 PID: 18879 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 472.730093] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 472.739461] Call Trace: [ 472.742067] dump_stack+0x172/0x1f0 [ 472.745744] sysfs_warn_dup.cold+0x1c/0x31 [ 472.750002] sysfs_create_dir_ns+0x237/0x290 [ 472.754436] ? sysfs_create_mount_point+0xa0/0xa0 [ 472.759407] kobject_add_internal.cold+0xe5/0x5d1 [ 472.764292] kobject_init_and_add+0x101/0x160 [ 472.772823] ? kobject_add_internal+0x380/0x380 [ 472.777516] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 472.783191] ? vsnprintf+0x32a/0x19a0 [ 472.787012] gfs2_sys_fs_add+0x1aa/0x470 [ 472.791084] ? recover_store+0x160/0x160 [ 472.795158] ? snprintf+0xbb/0xf0 [ 472.798623] ? vscnprintf+0x60/0x80 [ 472.802266] ? set_blocksize+0x2bf/0x340 [ 472.806346] ? memcpy+0x46/0x50 [ 472.809643] fill_super+0x12f5/0x25c0 [ 472.813464] ? gfs2_online_uevent+0x1f0/0x1f0 [ 472.817971] ? snprintf+0xbb/0xf0 [ 472.821431] ? vsprintf+0x40/0x40 [ 472.824897] ? wait_for_completion+0x440/0x440 [ 472.829494] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 472.834626] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 472.839646] ? set_blocksize+0x2bf/0x340 [ 472.839666] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 472.839683] gfs2_mount+0x504/0x5de [ 472.849265] ? fill_super+0x25c0/0x25c0 [ 472.849307] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 472.856882] mount_fs+0xa8/0x31f [ 472.856904] vfs_kern_mount.part.0+0x6f/0x410 [ 472.856922] do_mount+0x53e/0x2bc0 [ 472.865809] ? copy_mount_string+0x40/0x40 [ 472.865839] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 472.873862] ? copy_mount_options+0x280/0x3a0 [ 472.873883] ksys_mount+0xdb/0x150 [ 472.873901] __x64_sys_mount+0xbe/0x150 [ 472.883660] do_syscall_64+0xfd/0x620 [ 472.883682] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 472.883691] RIP: 0033:0x45c47a 08:50:43 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 472.883704] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 472.883711] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 472.883725] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 472.883733] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 472.883741] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 472.883748] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 472.883756] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 472.884279] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 472.965320] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 472.965340] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 472.988762] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 473.097431] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 473.106456] gfs2: fsid=_dev_uinput: Now mounting FS... [ 473.132217] gfs2: not a GFS2 filesystem [ 473.144752] gfs2: fsid=_dev_uinput: can't read superblock [ 473.151574] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 473.162420] CPU: 1 PID: 18875 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 473.169398] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 473.178764] Call Trace: [ 473.181380] dump_stack+0x172/0x1f0 [ 473.185025] sysfs_warn_dup.cold+0x1c/0x31 [ 473.189278] sysfs_create_dir_ns+0x237/0x290 [ 473.193703] ? sysfs_create_mount_point+0xa0/0xa0 [ 473.198575] kobject_add_internal.cold+0xe5/0x5d1 [ 473.203433] kobject_init_and_add+0x101/0x160 [ 473.207940] ? kobject_add_internal+0x380/0x380 [ 473.212625] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 473.218176] ? vsnprintf+0x32a/0x19a0 [ 473.222001] gfs2_sys_fs_add+0x1aa/0x470 [ 473.226082] ? recover_store+0x160/0x160 [ 473.229089] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 473.230152] ? snprintf+0xbb/0xf0 [ 473.239642] ? vscnprintf+0x60/0x80 [ 473.243285] ? set_blocksize+0x2bf/0x340 [ 473.247353] ? memcpy+0x46/0x50 [ 473.250646] fill_super+0x12f5/0x25c0 [ 473.254814] ? gfs2_online_uevent+0x1f0/0x1f0 [ 473.259315] ? snprintf+0xbb/0xf0 [ 473.262772] ? vsprintf+0x40/0x40 [ 473.266235] ? wait_for_completion+0x440/0x440 [ 473.270823] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 473.275926] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 473.280941] ? set_blocksize+0x2bf/0x340 [ 473.281000] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 473.281016] gfs2_mount+0x504/0x5de [ 473.281031] ? fill_super+0x25c0/0x25c0 [ 473.281071] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 473.294539] mount_fs+0xa8/0x31f [ 473.294560] vfs_kern_mount.part.0+0x6f/0x410 [ 473.304044] do_mount+0x53e/0x2bc0 [ 473.304059] ? retint_kernel+0x2d/0x2d [ 473.304081] ? copy_mount_string+0x40/0x40 [ 473.304095] ? copy_mount_options+0x208/0x3a0 [ 473.304111] ? write_comp_data+0x68/0x70 [ 473.304133] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 473.323689] ? copy_mount_options+0x280/0x3a0 [ 473.323709] ksys_mount+0xdb/0x150 [ 473.342316] __x64_sys_mount+0xbe/0x150 [ 473.342336] do_syscall_64+0xfd/0x620 [ 473.342355] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 473.342367] RIP: 0033:0x45c47a [ 473.342381] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 473.342388] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 473.342403] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 473.342412] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 473.342420] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 473.342427] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 473.342436] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 473.362604] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 473.387365] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 473.394560] gfs2: fsid=_dev_uinput: error -17 adding sysfs files 08:50:44 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:44 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x10000, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = openat$selinux_avc_hash_stats(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/avc/hash_stats\x00', 0x0, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x2) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r3, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(r1, r3, &(0x7f0000000000/0x18000)=nil, 0x0, 0x91, 0x85, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") openat$random(0xffffffffffffff9c, &(0x7f0000000040)='/dev/urandom\x00', 0x40, 0x0) ioctl$KVM_RUN(r3, 0xae80, 0x0) 08:50:44 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 473.559361] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 473.629654] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" 08:50:44 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x40, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 473.702833] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 473.712248] gfs2: fsid=_dev_uinput: Now mounting FS... [ 473.761099] CPU: 1 PID: 18909 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 473.764745] gfs2: not a GFS2 filesystem [ 473.768067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 473.768073] Call Trace: [ 473.768097] dump_stack+0x172/0x1f0 [ 473.768121] sysfs_warn_dup.cold+0x1c/0x31 [ 473.772252] gfs2: fsid=_dev_uinput: can't read superblock [ 473.781463] sysfs_create_dir_ns+0x237/0x290 [ 473.781480] ? sysfs_create_mount_point+0xa0/0xa0 [ 473.781513] kobject_add_internal.cold+0xe5/0x5d1 [ 473.781535] kobject_init_and_add+0x101/0x160 [ 473.784188] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 473.787717] ? kobject_add_internal+0x380/0x380 [ 473.787738] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 473.787754] ? vsnprintf+0x32a/0x19a0 [ 473.826666] gfs2_sys_fs_add+0x1aa/0x470 [ 473.826680] ? recover_store+0x160/0x160 [ 473.826697] ? snprintf+0xbb/0xf0 [ 473.836006] ? vscnprintf+0x60/0x80 [ 473.836025] ? set_blocksize+0x2bf/0x340 [ 473.836045] ? memcpy+0x46/0x50 [ 473.836068] fill_super+0x12f5/0x25c0 [ 473.844169] ? gfs2_online_uevent+0x1f0/0x1f0 [ 473.844184] ? snprintf+0xbb/0xf0 [ 473.844198] ? vsprintf+0x40/0x40 [ 473.844219] ? wait_for_completion+0x440/0x440 [ 473.844232] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 473.844249] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 473.851293] ? set_blocksize+0x2bf/0x340 [ 473.851313] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 473.851331] gfs2_mount+0x504/0x5de [ 473.851349] ? fill_super+0x25c0/0x25c0 [ 473.851395] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 473.858716] mount_fs+0xa8/0x31f [ 473.858739] vfs_kern_mount.part.0+0x6f/0x410 [ 473.858759] do_mount+0x53e/0x2bc0 [ 473.858780] ? copy_mount_string+0x40/0x40 [ 473.867052] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 473.867069] ? copy_mount_options+0x280/0x3a0 [ 473.867090] ksys_mount+0xdb/0x150 [ 473.867107] __x64_sys_mount+0xbe/0x150 [ 473.873987] do_syscall_64+0xfd/0x620 [ 473.874008] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 473.874019] RIP: 0033:0x45c47a [ 473.874031] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 473.874042] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 [ 473.966611] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 473.975784] ORIG_RAX: 00000000000000a5 [ 473.975794] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 473.975803] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 473.975812] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 473.975820] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 473.975829] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 474.042984] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:50:45 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', &(0x7f0000000100)=@ethtool_ringparam={0xf}}) getsockname$packet(0xffffffffffffffff, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @random}, &(0x7f0000000040)=0x14) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000180)={@rand_addr="dbba6558cbf46bdf599afdd491004e51", @empty, @dev={0xfe, 0x80, [], 0x1c}, 0x4, 0x8, 0xfff7, 0x180, 0xb4, 0x40, r2}) r3 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r4 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r3, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0x101d9) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r4, 0xae80, 0x0) [ 474.064789] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 474.085259] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 474.102404] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 474.135601] gfs2: fsid=_dev_uinput: Now mounting FS... 08:50:45 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:45 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x6, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 474.155956] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 474.174038] gfs2: not a GFS2 filesystem [ 474.191061] gfs2: fsid=_dev_uinput: can't read superblock [ 474.210079] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 474.224104] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 474.231894] CPU: 1 PID: 18909 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 474.239176] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 474.248528] Call Trace: [ 474.248553] dump_stack+0x172/0x1f0 [ 474.248576] sysfs_warn_dup.cold+0x1c/0x31 [ 474.248594] sysfs_create_dir_ns+0x237/0x290 [ 474.248609] ? sysfs_create_mount_point+0xa0/0xa0 [ 474.248638] kobject_add_internal.cold+0xe5/0x5d1 [ 474.248657] kobject_init_and_add+0x101/0x160 [ 474.248673] ? kobject_add_internal+0x380/0x380 [ 474.248693] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 474.248705] ? vsnprintf+0x32a/0x19a0 [ 474.248730] gfs2_sys_fs_add+0x1aa/0x470 [ 474.248743] ? recover_store+0x160/0x160 [ 474.248763] ? snprintf+0xbb/0xf0 [ 474.306231] ? vscnprintf+0x60/0x80 [ 474.309876] ? set_blocksize+0x2bf/0x340 [ 474.313950] ? memcpy+0x46/0x50 [ 474.317243] fill_super+0x12f5/0x25c0 [ 474.321075] ? gfs2_online_uevent+0x1f0/0x1f0 [ 474.326199] ? snprintf+0xbb/0xf0 [ 474.329663] ? vsprintf+0x40/0x40 [ 474.333134] ? wait_for_completion+0x440/0x440 [ 474.337749] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 474.342864] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 474.347910] ? set_blocksize+0x2bf/0x340 [ 474.351985] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 474.357534] gfs2_mount+0x504/0x5de [ 474.361173] ? fill_super+0x25c0/0x25c0 [ 474.365190] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 474.370750] mount_fs+0xa8/0x31f [ 474.374132] vfs_kern_mount.part.0+0x6f/0x410 [ 474.378639] do_mount+0x53e/0x2bc0 [ 474.382196] ? copy_mount_string+0x40/0x40 [ 474.386450] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 474.391999] ? copy_mount_options+0x280/0x3a0 [ 474.396509] ksys_mount+0xdb/0x150 [ 474.400064] __x64_sys_mount+0xbe/0x150 [ 474.404140] do_syscall_64+0xfd/0x620 [ 474.407953] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 474.413148] RIP: 0033:0x45c47a [ 474.416433] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 474.435345] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 474.443159] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 474.450431] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 474.450440] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 474.450449] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 474.450458] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 474.515195] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 08:50:45 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) openat$fuse(0xffffffffffffff9c, &(0x7f0000000000)='/dev/fuse\x00', 0x2, 0x0) r2 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r2, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r3 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r3, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', &(0x7f0000000100)=@ethtool_ringparam={0xf}}) r4 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r4, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") dup2(r4, r3) r5 = socket$inet_udplite(0x2, 0x2, 0x88) r6 = syz_open_procfs(0x0, &(0x7f0000000200)='fd/4\x00\xa7$\xbf\x05l\xb8\t\xd0\x06\xae\b\x86$dV\x92M%\xfd)0m6Z\x05\xae\xa7\rM\bp\xa6Q\x871B\x973\xfe\x05\x12\xf3\xd496\xf9\x1aM6\xb2|\xc5\x05\xbc\xe71g\xe4<&\xd2\xd8g\xb6\xa2U\xae\x9a\x17F\xa5xi\xe8_\xa8R\x96d\x99\xf6_E\xd0\x8f<\xa840\xd6\x84\xd0\x17\xafP\'\xdc{\b\x94\x00Y+\x18N\\\xc9\x1f\a\xf9X\x125\xb9\xd6\xbf\x1a4V\x10\xa6Uq\xceN\xeb\xa8M\xb2?\xda\xfb\xb1\x9d\x94\x13O\xab\xde\xc0t\x8c\")\x05~\x0f\xb8\xf3\xf6d\xbe\xad\xee\"\xaa\x91\x05\xcb9A\x1a\x8d&\x9e\x81\xcf\x9eWvT\x8a\xbfl\x8a\x83%\xec\x94\xfd\x90\xeb\xb3\xa3\xa8\x90\x90\xdb\xc2X\xf48\xd1\x83Eu\xe5c\xd7\xb7qe\xab\xae\xef*\x9e\x95\xde\xa0\x894r[\\\xc4?\xb7\xcfo\xdb\xbeR\xc5\xbc\xb34\xbe}\xf7n/4}\xbc.t\x94\x1c%\xcb\x93\xea\"Aa(\xd6FX\xd8\b\xd1\x10N{\xe8\xbc)\xc8\x1e6\xff\x95\xa3\xf3\x84\xf4\xa5\xe8f\xc2@\x1f7h\xb3\xd6\xab\x9a\x03\x95>V\\\xc4%T\x94M\xc7`\x83\xa1\xa0\xc8gn\xe3\xfe\xef[\xb3\xbd\x18R\x1b=\xab\x97$\x03\xaa\x84C\x0eWD\xeea\xf5\xb9\x82\xea\xbd5:\"\xf6f/\xa1\x8f%8\xa8\x1e\xcf\xb6\xa7\xe1\x1b1\x94\xc1G\xf9\xfc\xc77\x1c\x00'/370) lseek(r6, 0x203ffffd, 0x0) write$P9_RXATTRWALK(r6, &(0x7f0000000080)={0xf}, 0x20000357) r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f00000001c0)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) r8 = openat$null(0xffffffffffffff9c, &(0x7f0000000240)='/dev/null\x00', 0x0, 0x0) ioctl$EVIOCGUNIQ(r8, 0x80404508, 0x0) clock_gettime(0x0, &(0x7f0000000040)={0x0, 0x0}) ioctl$SNDRV_RAWMIDI_IOCTL_STATUS(r7, 0xc0385720, &(0x7f00000000c0)={0x1, {r9, r10+30000000}, 0x0, 0x5}) r11 = openat$autofs(0xffffffffffffff9c, 0x0, 0x0, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r8, &(0x7f00000002c0)={0x0, 0x14d114775de95e04, 0xfa00, {0x1, &(0x7f0000000140)={0xffffffffffffffff}, 0x200, 0x3}}, 0x20) write$RDMA_USER_CM_CMD_ACCEPT(r11, &(0x7f0000000a00)={0x8, 0x120, 0xfa00, {0x2, {0x0, 0x0, "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", 0x0, 0x4, 0x0, 0x2, 0x100000000, 0x1, 0x3}, r12}}, 0x128) ioctl$DRM_IOCTL_RES_CTX(r11, 0xc0106426, &(0x7f0000000b80)={0x3, &(0x7f0000000b40)=[{}, {0x0}, {}]}) ioctl$DRM_IOCTL_GET_CTX(r7, 0xc0086423, &(0x7f0000000c00)={r13}) ioctl$DRM_IOCTL_RM_CTX(r6, 0xc0086421, &(0x7f00000000c0)={r13, 0x1}) ioctl(r5, 0x400, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") close(r5) 08:50:45 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 474.642091] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. 08:50:45 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 474.685597] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 474.765466] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 474.792143] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 474.835558] gfs2: fsid=_dev_uinput: Now mounting FS... [ 474.851013] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 474.860750] gfs2: not a GFS2 filesystem [ 474.869754] CPU: 0 PID: 18953 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 474.874493] gfs2: fsid=_dev_uinput: can't read superblock [ 474.876701] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 474.876709] Call Trace: [ 474.876730] dump_stack+0x172/0x1f0 [ 474.876755] sysfs_warn_dup.cold+0x1c/0x31 [ 474.876779] sysfs_create_dir_ns+0x237/0x290 [ 474.899363] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 474.902173] ? sysfs_create_mount_point+0xa0/0xa0 [ 474.902209] kobject_add_internal.cold+0xe5/0x5d1 [ 474.902231] kobject_init_and_add+0x101/0x160 [ 474.902247] ? kobject_add_internal+0x380/0x380 [ 474.933598] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 474.939146] ? vsnprintf+0x32a/0x19a0 [ 474.942986] gfs2_sys_fs_add+0x1aa/0x470 [ 474.947061] ? recover_store+0x160/0x160 [ 474.951158] ? snprintf+0xbb/0xf0 [ 474.954620] ? vscnprintf+0x60/0x80 [ 474.958255] ? set_blocksize+0x2bf/0x340 [ 474.962326] ? memcpy+0x46/0x50 [ 474.965624] fill_super+0x12f5/0x25c0 [ 474.969449] ? gfs2_online_uevent+0x1f0/0x1f0 [ 474.973960] ? snprintf+0xbb/0xf0 [ 474.977429] ? vsprintf+0x40/0x40 [ 474.980903] ? wait_for_completion+0x440/0x440 [ 474.985498] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 474.990608] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 474.990624] ? set_blocksize+0x2bf/0x340 [ 474.990642] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 474.990666] gfs2_mount+0x504/0x5de [ 474.990682] ? fill_super+0x25c0/0x25c0 [ 474.990720] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 475.000231] mount_fs+0xa8/0x31f [ 475.000256] vfs_kern_mount.part.0+0x6f/0x410 [ 475.000278] do_mount+0x53e/0x2bc0 [ 475.000293] ? retint_kernel+0x2d/0x2d [ 475.000312] ? copy_mount_string+0x40/0x40 [ 475.000330] ? copy_mount_options+0x1ea/0x3a0 [ 475.009468] ? __sanitizer_cov_trace_pc+0x3b/0x50 [ 475.009486] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 475.009502] ? copy_mount_options+0x280/0x3a0 [ 475.009523] ksys_mount+0xdb/0x150 [ 475.009544] __x64_sys_mount+0xbe/0x150 [ 475.019055] do_syscall_64+0xfd/0x620 [ 475.019076] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 475.019088] RIP: 0033:0x45c47a 08:50:46 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) r3 = syz_open_dev$sndpcmp(&(0x7f0000000000)='/dev/snd/pcmC#D#p\x00', 0xfffffffffffffffb, 0x200000) accept$unix(r3, &(0x7f0000000180)=@abs, &(0x7f0000000040)=0x6e) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) 08:50:46 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x7, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 475.019104] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 475.019115] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 [ 475.027041] ORIG_RAX: 00000000000000a5 [ 475.027050] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 475.027059] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 475.027068] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 475.027076] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 475.027085] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 475.080301] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 475.100751] validate_nla: 3 callbacks suppressed [ 475.100761] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 475.163444] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 475.214523] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 475.266925] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 475.282373] CPU: 1 PID: 18945 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 475.289371] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 475.296381] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 475.300652] Call Trace: [ 475.300676] dump_stack+0x172/0x1f0 [ 475.300701] sysfs_warn_dup.cold+0x1c/0x31 [ 475.300719] sysfs_create_dir_ns+0x237/0x290 [ 475.300737] ? sysfs_create_mount_point+0xa0/0xa0 [ 475.300774] kobject_add_internal.cold+0xe5/0x5d1 [ 475.325762] gfs2: fsid=_dev_uinput: Now mounting FS... [ 475.328573] kobject_init_and_add+0x101/0x160 [ 475.328589] ? kobject_add_internal+0x380/0x380 [ 475.328608] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 475.353394] ? vsnprintf+0x32a/0x19a0 [ 475.357222] gfs2_sys_fs_add+0x1aa/0x470 [ 475.361296] ? recover_store+0x160/0x160 08:50:46 executing program 4: statfs(&(0x7f0000000000)='./file0\x00', &(0x7f0000000180)=""/154) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/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$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) r3 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000280)='/dev/mixer\x00', 0x280a00, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) r5 = fcntl$dupfd(r4, 0x0, r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) r6 = syz_open_dev$audion(&(0x7f00000003c0)='/dev/audio#\x00', 0x3ff, 0x7fe4cd5214ec0ecb) r7 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r7, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', &(0x7f0000000100)=@ethtool_ringparam={0xf}}) mount$9p_fd(0x0, &(0x7f0000000340)='./file0\x00', &(0x7f0000000380)='9p\x00', 0xfa361711e71d4787, &(0x7f0000000400)={'trans=fd,', {'rfdno', 0x3d, r6}, 0x2c, {'wfdno', 0x3d, r7}, 0x2c, {[{@cachetag={'cachetag', 0x3d, 'keyringsecuritymime_type\x93'}}, {@mmap='mmap'}, {@uname={'uname', 0x3d, '/dev/kvm\x00'}}, {@uname={'uname', 0x3d, '/de\x96/5@\xf9>\x892\xefWi\x00'}}], [{@obj_user={'obj_user', 0x3d, '/dev/kvm\x00'}}]}}) ioctl$DRM_IOCTL_ADD_CTX(r5, 0xc0086420, &(0x7f00000002c0)={0x0}) ioctl$DRM_IOCTL_LOCK(r3, 0x4008642a, &(0x7f0000000300)={r8, 0xa}) r9 = openat$dlm_plock(0xffffffffffffff9c, &(0x7f0000000040)='/de\x96/5@\xf9>\x892\xefWi\x00', 0x80040, 0x0) ioctl$TIOCPKT(r9, 0x5420, &(0x7f0000000240)=0x7fffffff) [ 475.365366] ? snprintf+0xbb/0xf0 [ 475.368833] ? vscnprintf+0x60/0x80 [ 475.372486] ? set_blocksize+0x2bf/0x340 [ 475.372505] ? memcpy+0x46/0x50 [ 475.372524] fill_super+0x12f5/0x25c0 [ 475.372550] ? gfs2_online_uevent+0x1f0/0x1f0 [ 475.372567] ? snprintf+0xbb/0xf0 [ 475.380480] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 475.382231] ? vsprintf+0x40/0x40 [ 475.382253] ? wait_for_completion+0x440/0x440 [ 475.382273] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 475.401443] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 475.401458] ? set_blocksize+0x2bf/0x340 [ 475.401476] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 475.401494] gfs2_mount+0x504/0x5de [ 475.401510] ? fill_super+0x25c0/0x25c0 [ 475.401551] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 475.401571] mount_fs+0xa8/0x31f [ 475.401589] vfs_kern_mount.part.0+0x6f/0x410 [ 475.401607] do_mount+0x53e/0x2bc0 [ 475.401629] ? copy_mount_string+0x40/0x40 [ 475.401650] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 08:50:46 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) r2 = dup2(r0, r1) r3 = syz_open_procfs(0x0, &(0x7f0000000200)='fd/4\x00\xa7$\xbf\x05l\xb8\t\xd0\x06\xae\b\x86$dV\x92M%\xfd)0m6Z\x05\xae\xa7\rM\bp\xa6Q\x871B\x973\xfe\x05\x12\xf3\xd496\xf9\x1aM6\xb2|\xc5\x05\xbc\xe71g\xe4<&\xd2\xd8g\xb6\xa2U\xae\x9a\x17F\xa5xi\xe8_\xa8R\x96d\x99\xf6_E\xd0\x8f<\xa840\xd6\x84\xd0\x17\xafP\'\xdc{\b\x94\x00Y+\x18N\\\xc9\x1f\a\xf9X\x125\xb9\xd6\xbf\x1a4V\x10\xa6Uq\xceN\xeb\xa8M\xb2?\xda\xfb\xb1\x9d\x94\x13O\xab\xde\xc0t\x8c\")\x05~\x0f\xb8\xf3\xf6d\xbe\xad\xee\"\xaa\x91\x05\xcb9A\x1a\x8d&\x9e\x81\xcf\x9eWvT\x8a\xbfl\x8a\x83%\xec\x94\xfd\x90\xeb\xb3\xa3\xa8\x90\x90\xdb\xc2X\xf48\xd1\x83Eu\xe5c\xd7\xb7qe\xab\xae\xef*\x9e\x95\xde\xa0\x894r[\\\xc4?\xb7\xcfo\xdb\xbeR\xc5\xbc\xb34\xbe}\xf7n/4}\xbc.t\x94\x1c%\xcb\x93\xea\"Aa(\xd6FX\xd8\b\xd1\x10N{\xe8\xbc)\xc8\x1e6\xff\x95\xa3\xf3\x84\xf4\xa5\xe8f\xc2@\x1f7h\xb3\xd6\xab\x9a\x03\x95>V\\\xc4%T\x94M\xc7`\x83\xa1\xa0\xc8gn\xe3\xfe\xef[\xb3\xbd\x18R\x1b=\xab\x97$\x03\xaa\x84C\x0eWD\xeea\xf5\xb9\x82\xea\xbd5:\"\xf6f/\xa1\x8f%8\xa8\x1e\xcf\xb6\xa7\xe1\x1b1\x94\xc1G\xf9\xfc\xc77\x1c\x00'/370) r4 = getpgrp(0xffffffffffffffff) getpgrp(r4) lseek(r3, 0x203ffffd, 0x0) write$P9_RXATTRWALK(r3, &(0x7f0000000080)={0xf}, 0x20000357) getsockopt$inet_IP_IPSEC_POLICY(r2, 0x0, 0x10, &(0x7f0000000180)={{{@in6=@loopback, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@initdev}, 0x0, @in=@multicast2}}, &(0x7f00000000c0)=0xe8) sendmsg$nl_route_sched(r3, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2001008}, 0xc, &(0x7f0000000100)={&(0x7f0000000280)=@getqdisc={0x44, 0x26, 0x200, 0x70bd27, 0x25dfdbfe, {0x0, r5, {0xa, 0x1}, {0x4, 0x10003}, {0x3, 0x6}}, [{0x4}, {0x4}, {0x4}, {0x4}, {0x4}, {0x4}, {0x4}, {0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x4001}, 0x40000) [ 475.401663] ? copy_mount_options+0x280/0x3a0 [ 475.401684] ksys_mount+0xdb/0x150 [ 475.401701] __x64_sys_mount+0xbe/0x150 [ 475.401720] do_syscall_64+0xfd/0x620 [ 475.401738] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 475.401758] RIP: 0033:0x45c47a [ 475.430581] gfs2: not a GFS2 filesystem [ 475.433057] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 08:50:46 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 475.437014] gfs2: fsid=_dev_uinput: can't read superblock [ 475.442526] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 475.442541] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 475.442549] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 475.442558] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 475.442566] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 475.442574] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 475.500458] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 475.640835] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 475.715726] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 475.752832] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:50:46 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 475.848612] netlink: 'syz-executor.2': attribute type 17 has an invalid length. 08:50:46 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0xa, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:46 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) 08:50:46 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) r3 = syz_open_procfs(0x0, &(0x7f0000000200)='fd/4\x00\xa7$\xbf\x05l\xb8\t\xd0\x06\xae\b\x86$dV\x92M%\xfd)0m6Z\x05\xae\xa7\rM\bp\xa6Q\x871B\x973\xfe\x05\x12\xf3\xd496\xf9\x1aM6\xb2|\xc5\x05\xbc\xe71g\xe4<&\xd2\xd8g\xb6\xa2U\xae\x9a\x17F\xa5xi\xe8_\xa8R\x96d\x99\xf6_E\xd0\x8f<\xa840\xd6\x84\xd0\x17\xafP\'\xdc{\b\x94\x00Y+\x18N\\\xc9\x1f\a\xf9X\x125\xb9\xd6\xbf\x1a4V\x10\xa6Uq\xceN\xeb\xa8M\xb2?\xda\xfb\xb1\x9d\x94\x13O\xab\xde\xc0t\x8c\")\x05~\x0f\xb8\xf3\xf6d\xbe\xad\xee\"\xaa\x91\x05\xcb9A\x1a\x8d&\x9e\x81\xcf\x9eWvT\x8a\xbfl\x8a\x83%\xec\x94\xfd\x90\xeb\xb3\xa3\xa8\x90\x90\xdb\xc2X\xf48\xd1\x83Eu\xe5c\xd7\xb7qe\xab\xae\xef*\x9e\x95\xde\xa0\x894r[\\\xc4?\xb7\xcfo\xdb\xbeR\xc5\xbc\xb34\xbe}\xf7n/4}\xbc.t\x94\x1c%\xcb\x93\xea\"Aa(\xd6FX\xd8\b\xd1\x10N{\xe8\xbc)\xc8\x1e6\xff\x95\xa3\xf3\x84\xf4\xa5\xe8f\xc2@\x1f7h\xb3\xd6\xab\x9a\x03\x95>V\\\xc4%T\x94M\xc7`\x83\xa1\xa0\xc8gn\xe3\xfe\xef[\xb3\xbd\x18R\x1b=\xab\x97$\x03\xaa\x84C\x0eWD\xeea\xf5\xb9\x82\xea\xbd5:\"\xf6f/\xa1\x8f%8\xa8\x1e\xcf\xb6\xa7\xe1\x1b1\x94\xc1G\xf9\xfc\xc77\x1c\x00'/370) lseek(r3, 0x203ffffd, 0x0) write$P9_RXATTRWALK(r3, &(0x7f0000000080)={0xf}, 0x20000357) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r3, &(0x7f0000000000/0x18000)=nil, 0x0, 0x96c2, 0x50, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 476.002383] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 476.116383] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 476.198576] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 476.250083] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 476.284656] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 476.301279] gfs2: fsid=_dev_uinput: Now mounting FS... [ 476.322879] CPU: 0 PID: 19004 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 476.329841] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 476.339204] Call Trace: [ 476.341841] dump_stack+0x172/0x1f0 [ 476.345496] sysfs_warn_dup.cold+0x1c/0x31 [ 476.349749] sysfs_create_dir_ns+0x237/0x290 [ 476.354175] ? sysfs_create_mount_point+0xa0/0xa0 [ 476.359048] kobject_add_internal.cold+0xe5/0x5d1 [ 476.363952] kobject_init_and_add+0x101/0x160 [ 476.368465] ? kobject_add_internal+0x380/0x380 [ 476.373148] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 476.378706] ? vsnprintf+0x32a/0x19a0 [ 476.382524] gfs2_sys_fs_add+0x1aa/0x470 [ 476.383807] netlink: 'syz-executor.2': attribute type 17 has an invalid length. [ 476.386612] ? recover_store+0x160/0x160 [ 476.386632] ? snprintf+0xbb/0xf0 [ 476.386649] ? vscnprintf+0x60/0x80 [ 476.397300] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 476.398146] ? set_blocksize+0x2bf/0x340 [ 476.398167] ? memcpy+0x46/0x50 [ 476.398185] fill_super+0x12f5/0x25c0 [ 476.422380] gfs2: not a GFS2 filesystem [ 476.422902] ? gfs2_online_uevent+0x1f0/0x1f0 [ 476.422922] ? snprintf+0xbb/0xf0 [ 476.426960] gfs2: fsid=_dev_uinput: can't read superblock [ 476.431370] ? vsprintf+0x40/0x40 [ 476.431392] ? wait_for_completion+0x440/0x440 [ 476.431405] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 476.431419] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 476.431431] ? set_blocksize+0x2bf/0x340 [ 476.431451] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 476.434984] gfs2: fsid=_dev_uinput: can't read superblock: -22 [ 476.440440] gfs2_mount+0x504/0x5de [ 476.440459] ? fill_super+0x25c0/0x25c0 [ 476.440501] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 476.474333] mount_fs+0xa8/0x31f [ 476.474361] vfs_kern_mount.part.0+0x6f/0x410 [ 476.481938] do_mount+0x53e/0x2bc0 [ 476.481962] ? copy_mount_string+0x40/0x40 [ 476.481979] ? copy_mount_options+0x1ea/0x3a0 [ 476.481996] ? copy_mount_options+0x1f0/0x3a0 [ 476.490870] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 476.490886] ? copy_mount_options+0x280/0x3a0 08:50:47 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 476.490907] ksys_mount+0xdb/0x150 [ 476.490927] __x64_sys_mount+0xbe/0x150 [ 476.498949] do_syscall_64+0xfd/0x620 [ 476.498970] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 476.498983] RIP: 0033:0x45c47a [ 476.507784] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 476.507793] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 476.507809] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 476.507821] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 476.517816] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 476.517824] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 476.517833] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 476.540370] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. 08:50:47 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) syz_extract_tcp_res(&(0x7f0000000000), 0x2, 0x4) dup2(r0, r1) [ 476.607412] netlink: 'syz-executor.3': attribute type 17 has an invalid length. [ 476.655442] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 476.656110] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 476.697484] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 476.718425] netlink: 'syz-executor.2': attribute type 17 has an invalid length. 08:50:47 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0xc, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 476.746907] gfs2: fsid=_dev_uinput: Now mounting FS... [ 476.758203] gfs2: not a GFS2 filesystem [ 476.768161] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 476.801671] gfs2: fsid=_dev_uinput: can't read superblock [ 476.807632] CPU: 1 PID: 19004 Comm: syz-executor.1 Not tainted 4.19.75 #0 [ 476.814596] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 476.823962] Call Trace: [ 476.826573] dump_stack+0x172/0x1f0 [ 476.831790] sysfs_warn_dup.cold+0x1c/0x31 [ 476.836044] sysfs_create_dir_ns+0x237/0x290 [ 476.840475] ? sysfs_create_mount_point+0xa0/0xa0 [ 476.845697] kobject_add_internal.cold+0xe5/0x5d1 [ 476.850563] kobject_init_and_add+0x101/0x160 [ 476.855070] ? kobject_add_internal+0x380/0x380 [ 476.859755] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 476.865418] ? vsnprintf+0x32a/0x19a0 [ 476.869244] gfs2_sys_fs_add+0x1aa/0x470 [ 476.873320] ? recover_store+0x160/0x160 [ 476.877420] ? snprintf+0xbb/0xf0 [ 476.880883] ? vscnprintf+0x60/0x80 [ 476.884522] ? set_blocksize+0x2bf/0x340 [ 476.888600] ? memcpy+0x46/0x50 [ 476.891895] fill_super+0x12f5/0x25c0 [ 476.895718] ? gfs2_online_uevent+0x1f0/0x1f0 [ 476.900225] ? snprintf+0xbb/0xf0 [ 476.903683] ? vsprintf+0x40/0x40 [ 476.907154] ? wait_for_completion+0x440/0x440 [ 476.911746] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 476.912277] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 476.916851] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 476.916867] ? set_blocksize+0x2bf/0x340 [ 476.916886] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 476.916904] gfs2_mount+0x504/0x5de [ 476.916921] ? fill_super+0x25c0/0x25c0 [ 476.916965] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 476.916986] mount_fs+0xa8/0x31f [ 476.917006] vfs_kern_mount.part.0+0x6f/0x410 [ 476.959030] do_mount+0x53e/0x2bc0 [ 476.962589] ? copy_mount_string+0x40/0x40 [ 476.966839] ? _copy_from_user+0xdd/0x150 [ 476.971021] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 476.976567] ? copy_mount_options+0x280/0x3a0 [ 476.981078] ksys_mount+0xdb/0x150 [ 476.984632] __x64_sys_mount+0xbe/0x150 [ 476.988623] do_syscall_64+0xfd/0x620 [ 476.992443] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 476.997635] RIP: 0033:0x45c47a [ 477.000835] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 477.019743] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 477.027465] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 477.034855] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 477.042130] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 08:50:48 executing program 4: r0 = gettid() prctl$PR_SET_PTRACER(0x59616d61, r0) ptrace$setopts(0x4206, r0, 0x0, 0x0) r1 = syz_open_procfs(r0, &(0x7f0000000440)='net/ip_vs_stats_percpu\x00') ioctl$VIDIOC_DQBUF(r1, 0xc0585611, &(0x7f0000000480)={0x101, 0x1, 0x4, 0x939b1d93e875438, {0x0, 0x7530}, {0x3, 0x2, 0x5, 0x6b, 0x1, 0x20, "98432df8"}, 0x8001, 0x2, @userptr=0x1, 0x4}) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) r4 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r3, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x806d291c870342e5, 0x1b, 0x0, 0xff7d) r5 = syz_open_procfs(0x0, &(0x7f0000000200)='fd/4\x00\xa7$\xbf\x05l\xb8\t\xd0\x06\xae\b\x86$dV\x92M%\xfd)0m6Z\x05\xae\xa7\rM\bp\xa6Q\x871B\x973\xfe\x05\x12\xf3\xd496\xf9\x1aM6\xb2|\xc5\x05\xbc\xe71g\xe4<&\xd2\xd8g\xb6\xa2U\xae\x9a\x17F\xa5xi\xe8_\xa8R\x96d\x99\xf6_E\xd0\x8f<\xa840\xd6\x84\xd0\x17\xafP\'\xdc{\b\x94\x00Y+\x18N\\\xc9\x1f\a\xf9X\x125\xb9\xd6\xbf\x1a4V\x10\xa6Uq\xceN\xeb\xa8M\xb2?\xda\xfb\xb1\x9d\x94\x13O\xab\xde\xc0t\x8c\")\x05~\x0f\xb8\xf3\xf6d\xbe\xad\xee\"\xaa\x91\x05\xcb9A\x1a\x8d&\x9e\x81\xcf\x9eWvT\x8a\xbfl\x8a\x83%\xec\x94\xfd\x90\xeb\xb3\xa3\xa8\x90\x90\xdb\xc2X\xf48\xd1\x83Eu\xe5c\xd7\xb7qe\xab\xae\xef*\x9e\x95\xde\xa0\x894r[\\\xc4?\xb7\xcfo\xdb\xbeR\xc5\xbc\xb34\xbe}\xf7n/4}\xbc.t\x94\x1c%\xcb\x93\xea\"Aa(\xd6FX\xd8\b\xd1\x10N{\xe8\xbc)\xc8\x1e6\xff\x95\xa3\xf3\x84\xf4\xa5\xe8f\xc2@\x1f7h\xb3\xd6\xab\x9a\x03\x95>V\\\xc4%T\x94M\xc7`\x83\xa1\xa0\xc8gn\xe3\xfe\xef[\xb3\xbd\x18R\x1b=\xab\x97$\x03\xaa\x84C\x0eWD\xeea\xf5\xb9\x82\xea\xbd5:\"\xf6f/\xa1\x8f%8\xa8\x1e\xcf\xb6\xa7\xe1\x1b1\x94\xc1G\xf9\xfc\xc77\x1c\x00'/370) lseek(r5, 0x203ffffd, 0x0) r6 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000380)='/dev/dsp\x00', 0x25c62f6d9ec3428a, 0x0) dup2(0xffffffffffffffff, r6) write$P9_RXATTRWALK(r5, &(0x7f0000000080)={0xf}, 0x20000357) openat$random(0xffffffffffffff9c, &(0x7f0000000500)='/dev/urandom\x00', 0x4000, 0x0) ioctl$BINDER_GET_NODE_DEBUG_INFO(r5, 0xc018620b, &(0x7f00000001c0)) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffffff, 0xc00c642d, &(0x7f0000000000)={0x0, 0x84541b6c97a0578f, r2}) r8 = syz_open_procfs(0x0, &(0x7f00000003c0)='\x00\x00\x00\x00\x00egy\xc5\x8e\xcb\x1c\xf8\x8f\xca;\xa3?\xad\xae\x0f\xb5\x97ao3\xab\xcdY\x9a\xe3\xe5\xe1\xf4\x87\xac\xad\x80\xa3P\x8c\xea\x9c\xc7\x00\xeb\xf4X#\xe34\x80O]\x87\xdd\x894\xdal;w\xf8\xf8\v?v\xf0\xb8\xda=|\xa4\xba\xbbiq!\xd8g\xb7I\x12\x80') openat$cgroup_ro(r8, &(0x7f0000000b00)='mem\x00\x01y7SwaS.\x06ur\x89\xc9B\xab\xe3\xfarent\x00\xaa\x1a\xfd\xae\v\xbf\xd8d\xbb\xaf9Q\xde\xfb\x1fY\xfb\x8do\xd1\x16\xce(\x82\xf1\xbf{5Z\x13\x15\x14\xd7\xb8\xce\xf20\x1e\xc0\xc2\xed0xffffffffffffffff}) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xc) setuid(r4) syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000001c0)='./file0\x00', 0xa06, 0x8, &(0x7f00000007c0)=[{&(0x7f0000000200)="de4a91ec52b5f37467bf0f516ae982e53f4ce9cb43ebbdf9c8a2a584959a39970e54a1b6417dfbe2ef67f7d7898038bd5d3222ffbb7992167d5ece5e0f1ad75a5e81834aef8c1d57f0ec79f4ed04314503e1b4fa247f5e90f6f1349fd3151d5875d450b56f7d6a0095170619e3edce226c985e9e6c64d815c87d7548f81adf074578267ad0e037b340c7c6afd5a8c38c5a592a3a24884060d9e3e1eaddef627b4bf0ae2e605cb00d313e982d73f8c204860809324ba157a76ed6ea9a8153ac07bf6da0212415ef1ec9d6583e4b8049c47d", 0xd1, 0x7ff}, {&(0x7f0000000440)="74c99c67990924e8d76a562202047d455e927f81bb0c6c1cf1f31896f30fa08f7cac6eecced79303b2240db2d44f86ed6f712fb357e711c4fff0f7b914213b73a54b7a66a6e0cc8ac6e30f9d75322b62c43da88d01ebf119964ada9b0ee7c5a7dab157ce089140af22addb03a1192a3a70c92211f64b10a5094616aff205da5c4d237579849f0190edd00527dbb64dbe48b56be7f3fa0a9debfc07a81681b21d4856d8360acbb4661c9ed7a4b7fd4047f79f154b7d01fa0697f787e2090118b9fcf1eeb83538efbc4af670a487a22471998d03c80320525b46253f65", 0xdc, 0x6eab}, {&(0x7f0000000300)="7bc7d26bcb009e19440f08b6e853cd61bdd05d691cd359e6796681c453ba7a205baa2e14445a", 0x26, 0xc27}, {&(0x7f0000000540)="6adaf3d95cadc20f4c178f5f9233d67ae54c5bb4a3a1bd0ef06af9619d4e6df81851e9cd41895b3f57380a35017830f9d250765f9d246213e549a7256e1b3fd2ba4a6c8e206beaa11aa58bbb9ae941fb0751b597e2bc693b8c8cfb364dd28794823fc3e07ed89ffefcb5f9d0dae3d595a2925bfb0a2359c5e9aeb80df85ec4ecea5b31bbc320a359f342dd50a57f014fab532c79028a05e8aaf5d2d610f467fed765d7176abb355b0fa606baeda5dc837d518684a43afaee92aee9f51ffd381aa3b66e76ce357d9458116da2202179f4a310b6a3a966bd", 0xd7, 0xffffffff}, {&(0x7f0000000640)="8519343743e0c91c8e8c082295f098468838a13da0d01320ad283b2a87e015d34b96ceb654a534f576e7be8cf9799a8e85993b50896ade01a7798b882296badf831798fd0b4b1093f98bec4c0da50edb983976ffbc5f53319796838b7fc5f52c564faa044d0d073f88aee50ebe774028aa25a18e9124e93000ad250d76a7555eecfb694b8af25cf8", 0x88, 0x6}, {&(0x7f0000000340)="8a47a74d75b4ce5f8c6d6ee5ac28c1f49a95928915102b5fcc6b35281eb4d92b4eb3ce6bce31f54c051e30ea6a5190711be6f62ec888e950adc35b4da0dfa13517208541dab983e56fccd8c818b038b6828cc3673676a914573cb624627abffec90774bb9551", 0x66, 0x10001}, {&(0x7f0000000700)="2b16df9f175eb92a19dbad8a4a38a9c125b1a423f1d8ef41211113", 0x1b, 0x100}, {&(0x7f0000000740)="bf8347a2e9cd1c9f16f35fbfcfd11d4206733ef7c9a68e04ea879019cbf6d4abd8a178d798381f59a0d96712bd35a7568264feaa6454a20142d5a0db06cbabf6a393d31646cc97195ad645f9e651d68463ee5f5ea204202546e35d5b4faa039dfefd3b53343547900db7404d213baa48af0ded47014d63b19a9836721d7fdc31", 0x80, 0x9}], 0x1104008, &(0x7f0000000880)={[{@lockproto_dlm='lockproto=dlm'}, {@suiddir='suiddir'}, {@meta='meta'}, {@quota_account='quota=account'}, {@nodiscard='nodiscard'}, {@nodiscard='nodiscard'}], [{@uid_gt={'uid>', r4}}, {@fscontext={'fscontext', 0x3d, 'user_u'}}, {@appraise='appraise'}, {@fsmagic={'fsmagic', 0x3d, 0x6}}, {@dont_appraise='dont_appraise'}, {@smackfshat={'smackfshat', 0x3d, ')[*security\'systemppp1'}}, {@uid_eq={'uid'}}]}) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_INFO(r2, 0xc08c5335, &(0x7f0000000100)={0xa7f2, 0x5d5a0c79, 0xfffffffb, 'queue1\x00', 0xffff}) ioctl$sock_SIOCETHTOOL(0xffffffffffffffff, 0x89f0, &(0x7f00000000c0)={'hsr0\x00'}) dup2(r0, r1) 08:50:48 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) 08:50:48 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 477.327427] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 477.480231] gfs2: fsid=_dev_uinput: Trying to join cluster "lock_nolock", "_dev_uinput" [ 477.490721] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 477.504089] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 477.516469] gfs2: fsid=_dev_uinput: Now mounting FS... [ 477.522885] gfs2: not a GFS2 filesystem [ 477.527166] gfs2: fsid=_dev_uinput: can't read superblock [ 477.533443] gfs2: fsid=_dev_uinput: can't read superblock: -22 08:50:48 executing program 1: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 477.599938] netlink: 'syz-executor.2': attribute type 17 has an invalid length. 08:50:48 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000080)="11dca5") r3 = syz_open_procfs(0x0, &(0x7f00000003c0)='\x00\x00\x00\x00\x00egy\xc5\x8e\xcb\x1c\xf8\x8f\xca;\xa3?\xad\xae\x0f\xb5\x97ao3\xab\xcdY\x9a\xe3\xe5\xe1\xf4\x87\xac\xad\x80\xa3P\x8c\xea\x9c\xc7\x00\xeb\xf4X#\xe34\x80O]\x87\xdd\x894\xdal;w\xf8\xf8\v?v\xf0\xb8\xda=|\xa4\xba\xbbiq!\xd8g\xb7I\x12\x80') openat$cgroup_ro(r3, &(0x7f0000000b00)='mem\x00\x01y7SwaS.\x06ur\x89\xc9B\xab\xe3\xfarent\x00\xaa\x1a\xfd\xae\v\xbf\xd8d\xbb\xaf9Q\xde\xfb\x1fY\xfb\x8do\xd1\x16\xce(\x82\xf1\xbf{5Z\x13\x15\x14\xd7\xb8\xce\xf20\x1e\xc0\xc2\xedV\\\xc4%T\x94M\xc7`\x83\xa1\xa0\xc8gn\xe3\xfe\xef[\xb3\xbd\x18R\x1b=\xab\x97$\x03\xaa\x84C\x0eWD\xeea\xf5\xb9\x82\xea\xbd5:\"\xf6f/\xa1\x8f%8\xa8\x1e\xcf\xb6\xa7\xe1\x1b1\x94\xc1G\xf9\xfc\xc77\x1c\x00'/370) lseek(r0, 0x203ffffd, 0x0) write$P9_RXATTRWALK(r0, &(0x7f0000000080)={0xf}, 0x20000357) ioctl$PERF_EVENT_IOC_QUERY_BPF(r0, 0xc008240a, &(0x7f0000000000)={0x7, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r1, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r2 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r2, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r1, r2) [ 478.009243] ? wait_for_completion+0x440/0x440 [ 478.009259] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 478.025824] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 478.034187] ? set_blocksize+0x2bf/0x340 [ 478.038270] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 478.043828] gfs2_mount+0x504/0x5de [ 478.047507] ? fill_super+0x25c0/0x25c0 [ 478.051524] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 478.057088] mount_fs+0xa8/0x31f [ 478.060473] vfs_kern_mount.part.0+0x6f/0x410 [ 478.064980] do_mount+0x53e/0x2bc0 08:50:49 executing program 0: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) syncfs(r0) syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r1 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r1, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") r2 = socket$inet6(0xa, 0x4, 0x5) ioctl$sock_SIOCETHTOOL(r2, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r1, r2) [ 478.068540] ? copy_mount_string+0x40/0x40 [ 478.072886] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 478.078435] ? copy_mount_options+0x280/0x3a0 [ 478.082947] ksys_mount+0xdb/0x150 [ 478.086506] __x64_sys_mount+0xbe/0x150 [ 478.090496] do_syscall_64+0xfd/0x620 [ 478.094424] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 478.099613] RIP: 0033:0x45c47a [ 478.102793] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 478.121689] RSP: 002b:00007fd56fa52a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 478.129390] RAX: ffffffffffffffda RBX: 00007fd56fa52b40 RCX: 000000000045c47a [ 478.136659] RDX: 00007fd56fa52ae0 RSI: 00000000200000c0 RDI: 00007fd56fa52b00 [ 478.144133] RBP: 0000000000000000 R08: 00007fd56fa52b40 R09: 00007fd56fa52ae0 [ 478.151391] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 478.158649] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff 08:50:49 executing program 5: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)={[{@lockproto_nolock='lockproto=lock_nolock'}, {@locktable={'locktable', 0x3d, '/dev/uinput\x00'}}]}) [ 478.183445] netlink: 'syz-executor.3': attribute type 17 has an invalid length. 08:50:49 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) syz_open_dev$adsp(&(0x7f00000005c0)='/dev/adsp#\x00', 0x8001, 0x10000) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = syz_open_dev$swradio(&(0x7f0000000000)='/dev/swradio#\x00', 0x0, 0x2) r3 = gettid() prctl$PR_SET_PTRACER(0x59616d61, r3) ptrace$setopts(0x4206, r3, 0x0, 0x0) ioctl$sock_SIOCSPGRP(r2, 0x8902, &(0x7f0000000040)=r3) r4 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x133, 0x0, 0x0, 0xff7d) r5 = syz_open_procfs(0x0, &(0x7f0000000200)='fd/4\x00\xa7$\xbf\x05l\xb8\t\xd0\x06\xae\b\x86$dV\x92M%\xfd)0m6Z\x05\xae\xa7\rM\bp\xa6Q\x871B\x973\xfe\x05\x12\xf3\xd496\xf9\x1aM6\xb2|\xc5\x05\xbc\xe71g\xe4<&\xd2\xd8g\xb6\xa2U\xae\x9a\x17F\xa5xi\xe8_\xa8R\x96d\x99\xf6_E\xd0\x8f<\xa840\xd6\x84\xd0\x17\xafP\'\xdc{\b\x94\x00Y+\x18N\\\xc9\x1f\a\xf9X\x125\xb9\xd6\xbf\x1a4V\x10\xa6Uq\xceN\xeb\xa8M\xb2?\xda\xfb\xb1\x9d\x94\x13O\xab\xde\xc0t\x8c\")\x05~\x0f\xb8\xf3\xf6d\xbe\xad\xee\"\xaa\x91\x05\xcb9A\x1a\x8d&\x9e\x81\xcf\x9eWvT\x8a\xbfl\x8a\x83%\xec\x94\xfd\x90\xeb\xb3\xa3\xa8\x90\x90\xdb\xc2X\xf48\xd1\x83Eu\xe5c\xd7\xb7qe\xab\xae\xef*\x9e\x95\xde\xa0\x894r[\\\xc4?\xb7\xcfo\xdb\xbeR\xc5\xbc\xb34\xbe}\xf7n/4}\xbc.t\x94\x1c%\xcb\x93\xea\"Aa(\xd6FX\xd8\b\xd1\x10N{\xe8\xbc)\xc8\x1e6\xff\x95\xa3\xf3\x84\xf4\xa5\xe8f\xc2@\x1f7h\xb3\xd6\xab\x9a\x03\x95>V\\\xc4%T\x94M\xc7`\x83\xa1\xa0\xc8gn\xe3\xfe\xef[\xb3\xbd\x18R\x1b=\xab\x97$\x03\xaa\x84C\x0eWD\xeea\xf5\xb9\x82\xea\xbd5:\"\xf6f/\xa1\x8f%8\xa8\x1e\xcf\xb6\xa7\xe1\x1b1\x94\xc1G\xf9\xfc\xc77\x1c\x00'/370) lseek(r5, 0x203ffffd, 0x0) write$P9_RXATTRWALK(r5, &(0x7f0000000080)={0xf}, 0x20000357) ioctl$KDSETKEYCODE(r5, 0x4b4d, &(0x7f0000000200)={0xffff, 0x1}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000080)="66b829018ec0b9800000c00f3235002000000f3066baf80cb8c8f61a8eef66bafc0ced0f787e0036400fc75a00c4e1f9e601c4018575504f0f87d485a71b64440f01c43e662666470f38804185", 0x4d}], 0x1, 0x0, 0x0, 0xfffffffffffffe96) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f0000000000/0x18000)=nil, 0x0, 0xfefd, 0x40, 0x0, 0xfffffffffffffdd4) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000180)="11e1a5a0b0aa7651a7685c7e450fbb8a54580df3f2018bc359611195b7fbea3183c539a42309e2ed3d58874873d522eff7f200f4074309c7a88788b1bd5b51dc66467d0a00006856000000000000") ioctl$KVM_RUN(r4, 0xae80, 0x0) r6 = syz_open_procfs(0x0, &(0x7f0000000200)='fd/4\x00\xa7$\xbf\x05l\xb8\t\xd0\x06\xae\b\x86$dV\x92M%\xfd)0m6Z\x05\xae\xa7\rM\bp\xa6Q\x871B\x973\xfe\x05\x12\xf3\xd496\xf9\x1aM6\xb2|\xc5\x05\xbc\xe71g\xe4<&\xd2\xd8g\xb6\xa2U\xae\x9a\x17F\xa5xi\xe8_\xa8R\x96d\x99\xf6_E\xd0\x8f<\xa840\xd6\x84\xd0\x17\xafP\'\xdc{\b\x94\x00Y+\x18N\\\xc9\x1f\a\xf9X\x125\xb9\xd6\xbf\x1a4V\x10\xa6Uq\xceN\xeb\xa8M\xb2?\xda\xfb\xb1\x9d\x94\x13O\xab\xde\xc0t\x8c\")\x05~\x0f\xb8\xf3\xf6d\xbe\xad\xee\"\xaa\x91\x05\xcb9A\x1a\x8d&\x9e\x81\xcf\x9eWvT\x8a\xbfl\x8a\x83%\xec\x94\xfd\x90\xeb\xb3\xa3\xa8\x90\x90\xdb\xc2X\xf48\xd1\x83Eu\xe5c\xd7\xb7qe\xab\xae\xef*\x9e\x95\xde\xa0\x894r[\\\xc4?\xb7\xcfo\xdb\xbeR\xc5\xbc\xb34\xbe}\xf7n/4}\xbc.t\x94\x1c%\xcb\x93\xea\"Aa(\xd6FX\xd8\b\xd1\x10N{\xe8\xbc)\xc8\x1e6\xff\x95\xa3\xf3\x84\xf4\xa5\xe8f\xc2@\x1f7h\xb3\xd6\xab\x9a\x03\x95>V\\\xc4%T\x94M\xc7`\x83\xa1\xa0\xc8gn\xe3\xfe\xef[\xb3\xbd\x18R\x1b=\xab\x97$\x03\xaa\x84C\x0eWD\xeea\xf5\xb9\x82\xea\xbd5:\"\xf6f/\xa1\x8f%8\xa8\x1e\xcf\xb6\xa7\xe1\x1b1\x94\xc1G\xf9\xfc\xc77\x1c\x00'/370) lseek(r6, 0x203ffffd, 0x0) write$P9_RXATTRWALK(r6, &(0x7f0000000080)={0xf}, 0x20000357) r7 = syz_open_procfs(0x0, &(0x7f0000000200)='fd/4\x00\xa7$\xbf\x05l\xb8\t\xd0\x06\xae\b\x86$dV\x92M%\xfd)0m6Z\x05\xae\xa7\rM\bp\xa6Q\x871B\x973\xfe\x05\x12\xf3\xd496\xf9\x1aM6\xb2|\xc5\x05\xbc\xe71g\xe4<&\xd2\xd8g\xb6\xa2U\xae\x9a\x17F\xa5xi\xe8_\xa8R\x96d\x99\xf6_E\xd0\x8f<\xa840\xd6\x84\xd0\x17\xafP\'\xdc{\b\x94\x00Y+\x18N\\\xc9\x1f\a\xf9X\x125\xb9\xd6\xbf\x1a4V\x10\xa6Uq\xceN\xeb\xa8M\xb2?\xda\xfb\xb1\x9d\x94\x13O\xab\xde\xc0t\x8c\")\x05~\x0f\xb8\xf3\xf6d\xbe\xad\xee\"\xaa\x91\x05\xcb9A\x1a\x8d&\x9e\x81\xcf\x9eWvT\x8a\xbfl\x8a\x83%\xec\x94\xfd\x90\xeb\xb3\xa3\xa8\x90\x90\xdb\xc2X\xf48\xd1\x83Eu\xe5c\xd7\xb7qe\xab\xae\xef*\x9e\x95\xde\xa0\x894r[\\\xc4?\xb7\xcfo\xdb\xbeR\xc5\xbc\xb34\xbe}\xf7n/4}\xbc.t\x94\x1c%\xcb\x93\xea\"Aa(\xd6FX\xd8\b\xd1\x10N{\xe8\xbc)\xc8\x1e6\xff\x95\xa3\xf3\x84\xf4\xa5\xe8f\xc2@\x1f7h\xb3\xd6\xab\x9a\x03\x95>V\\\xc4%T\x94M\xc7`\x83\xa1\xa0\xc8gn\xe3\xfe\xef[\xb3\xbd\x18R\x1b=\xab\x97$\x03\xaa\x84C\x0eWD\xeea\xf5\xb9\x82\xea\xbd5:\"\xf6f/\xa1\x8f%8\xa8\x1e\xcf\xb6\xa7\xe1\x1b1\x94\xc1G\xf9\xfc\xc77\x1c\x00'/370) lseek(r7, 0x203ffffd, 0x0) write$P9_RXATTRWALK(r7, &(0x7f0000000080)={0xf}, 0x20000357) write$RDMA_USER_CM_CMD_GET_EVENT(r5, &(0x7f0000000580)={0xc, 0x8, 0xfa00, {&(0x7f0000000400)}}, 0x10) ioctl$KVM_IOEVENTFD(r6, 0x4040ae79, &(0x7f00000003c0)={0x3000, &(0x7f0000000380), 0x1, r7, 0x5}) remap_file_pages(&(0x7f000000a000/0x1000)=nil, 0x1000, 0x2000000, 0x2, 0x8000) [ 478.238101] kobject_add_internal failed for _dev_uinput with -EEXIST, don't try to register things with the same name in the same directory. [ 478.258940] gfs2: fsid=_dev_uinput: error -17 adding sysfs files [ 478.372180] sysfs: cannot create duplicate filename '/fs/gfs2/_dev_uinput' [ 478.392974] CPU: 0 PID: 19080 Comm: syz-executor.5 Not tainted 4.19.75 #0 [ 478.399944] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 478.407075] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 478.409298] Call Trace: [ 478.409323] dump_stack+0x172/0x1f0 [ 478.409349] sysfs_warn_dup.cold+0x1c/0x31 [ 478.409368] sysfs_create_dir_ns+0x237/0x290 [ 478.431691] ? sysfs_create_mount_point+0xa0/0xa0 [ 478.436560] kobject_add_internal.cold+0xe5/0x5d1 [ 478.441418] kobject_init_and_add+0x101/0x160 [ 478.445956] ? kobject_add_internal+0x380/0x380 [ 478.450897] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 478.456467] ? vsnprintf+0x32a/0x19a0 [ 478.460284] gfs2_sys_fs_add+0x1aa/0x470 [ 478.466529] ? recover_store+0x160/0x160 [ 478.470602] ? snprintf+0xbb/0xf0 [ 478.474058] ? vscnprintf+0x60/0x80 [ 478.477698] ? set_blocksize+0x2bf/0x340 [ 478.481774] ? memcpy+0x46/0x50 [ 478.485068] fill_super+0x12f5/0x25c0 [ 478.488887] ? gfs2_online_uevent+0x1f0/0x1f0 [ 478.491964] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 478.493389] ? snprintf+0xbb/0xf0 [ 478.493404] ? vsprintf+0x40/0x40 [ 478.493422] ? wait_for_completion+0x440/0x440 [ 478.493444] ? fallocate_chunk.isra.0.cold+0x79/0x79 [ 478.516478] ? __sanitizer_cov_trace_cmp4+0x16/0x20 08:50:49 executing program 0: syz_mount_image$xfs(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") ioctl$sock_inet_SIOCGIFNETMASK(r0, 0x891b, &(0x7f00000000c0)={'rose0\x00', {0x2, 0x4e20, @remote}}) r1 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r1, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd'}) dup2(r0, r1) r2 = socket$inet6(0xa, 0x80000000000003, 0x3) ioctl$sock_SIOCETHTOOL(r2, 0x89f0, &(0x7f0000000140)={'bridge0\x00\x00z\x00\x00\x00\xff\xff\xfd', &(0x7f0000000100)=ANY=[@ANYBLOB="0f00000000000000000000e100000000fcffffffffffffff00"/36]}) ioctl$sock_SIOCBRDELBR(r2, 0x89a1, &(0x7f0000000000)='veth0\x00') 08:50:49 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_GROUP={0x8}, @IFLA_LINKMODE={0x8}]}, 0x30}}, 0x0) [ 478.521528] ? set_blocksize+0x2bf/0x340 [ 478.525624] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 478.531190] gfs2_mount+0x504/0x5de [ 478.534828] ? fill_super+0x25c0/0x25c0 [ 478.538844] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 478.544399] mount_fs+0xa8/0x31f [ 478.547782] vfs_kern_mount.part.0+0x6f/0x410 [ 478.552293] do_mount+0x53e/0x2bc0 [ 478.555849] ? copy_mount_string+0x40/0x40 [ 478.560111] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 478.565694] ? copy_mount_options+0x280/0x3a0 [ 478.570210] ksys_mount+0xdb/0x150 [ 478.573764] __x64_sys_mount+0xbe/0x150 [ 478.577767] do_syscall_64+0xfd/0x620 [ 478.581588] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 478.587043] RIP: 0033:0x45c47a [ 478.590503] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 478.609933] RSP: 002b:00007f3cf21cea88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 478.617658] RAX: ffffffffffffffda RBX: 00007f3cf21ceb40 RCX: 000000000045c47a [ 478.625270] RDX: 00007f3cf21ceae0 RSI: 00000000200000c0 RDI: 00007f3cf21ceb00 [ 478.633332] RBP: 0000000000000000 R08: 00007f3cf21ceb40 R09: 00007f3cf21ceae0 [ 478.640609] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 478.645107] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 478.647970] R13: 00000000004c8bb7 R14: 00000000004dfca8 R15: 00000000ffffffff [ 478.668215] ================================================================== [ 478.668306] BUG: KASAN: null-ptr-deref in kvm_write_guest_virt_system+0x64/0x90 [ 478.668320] Write of size 24 at addr 0000000000000000 by task syz-executor.4/19083 [ 478.668323] [ 478.668339] CPU: 0 PID: 19083 Comm: syz-executor.4 Not tainted 4.19.75 #0 [ 478.668349] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 478.668354] Call Trace: [ 478.668371] dump_stack+0x172/0x1f0 [ 478.668392] ? kvm_write_guest_virt_system+0x64/0x90 [ 478.668410] kasan_report.cold+0x199/0x2ba [ 478.668437] check_memory_region+0x123/0x190 [ 478.668455] memset+0x24/0x40 [ 478.668474] kvm_write_guest_virt_system+0x64/0x90 [ 478.668533] handle_vmread+0x7fe/0xa10 [ 478.668553] ? handle_invpcid+0xa80/0xa80 [ 478.668572] ? __lock_is_held+0xb6/0x140 [ 478.668596] ? __lock_is_held+0xb6/0x140 [ 478.668619] ? handle_invpcid+0xa80/0xa80 [ 478.668638] vmx_handle_exit+0x276/0x16b0 [ 478.668652] ? lock_acquire+0x16f/0x3f0 [ 478.668665] ? vcpu_enter_guest+0xf15/0x5ed0 [ 478.668692] vcpu_enter_guest+0x10ca/0x5ed0 [ 478.668707] ? kvm_vcpu_ioctl+0x181/0xf90 [ 478.668726] ? emulator_read_emulated+0x50/0x50 [ 478.668741] ? lock_acquire+0x16f/0x3f0 [ 478.668757] ? kvm_check_async_pf_completion+0x2d8/0x440 [ 478.668779] kvm_arch_vcpu_ioctl_run+0x457/0x16b0 [ 478.668793] ? kvm_arch_vcpu_ioctl_run+0x457/0x16b0 [ 478.668814] kvm_vcpu_ioctl+0x4dc/0xf90 [ 478.668829] ? kvm_vcpu_block+0xcc0/0xcc0 [ 478.668843] ? mark_held_locks+0x100/0x100 [ 478.668865] ? __might_fault+0x12b/0x1e0 [ 478.668879] ? __fget+0x340/0x540 [ 478.668896] ? find_held_lock+0x35/0x130 [ 478.668910] ? __fget+0x340/0x540 [ 478.668928] ? kvm_vcpu_block+0xcc0/0xcc0 [ 478.668943] do_vfs_ioctl+0xd5f/0x1380 [ 478.668960] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 478.668977] ? selinux_file_ioctl+0x125/0x5e0 [ 478.668992] ? ioctl_preallocate+0x210/0x210 [ 478.669005] ? selinux_file_mprotect+0x620/0x620 [ 478.669027] ? iterate_fd+0x360/0x360 [ 478.669042] ? nsecs_to_jiffies+0x30/0x30 [ 478.669064] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 478.669077] ? security_file_ioctl+0x8d/0xc0 [ 478.669094] ksys_ioctl+0xab/0xd0 [ 478.669112] __x64_sys_ioctl+0x73/0xb0 [ 478.669129] do_syscall_64+0xfd/0x620 [ 478.669149] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 478.669160] RIP: 0033:0x459a29 [ 478.669175] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 478.669183] RSP: 002b:00007fd76dd91c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 478.669198] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459a29 [ 478.669206] RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000006 [ 478.669215] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 478.669224] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd76dd926d4 [ 478.669232] R13: 00000000004c2ddb R14: 00000000004d6618 R15: 00000000ffffffff [ 478.669255] ================================================================== [ 478.669259] Disabling lock debugging due to kernel taint [ 478.669267] Kernel panic - not syncing: panic_on_warn set ... [ 478.669267] [ 478.669281] CPU: 0 PID: 19083 Comm: syz-executor.4 Tainted: G B 4.19.75 #0 [ 478.669287] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 478.669290] Call Trace: [ 478.669303] dump_stack+0x172/0x1f0 [ 478.669319] ? kvm_write_guest_virt_system+0x64/0x90 [ 478.669333] panic+0x263/0x507 [ 478.669345] ? __warn_printk+0xf3/0xf3 [ 478.669364] ? lock_downgrade+0x810/0x810 [ 478.669381] ? trace_hardirqs_on+0x67/0x220 [ 478.669395] ? trace_hardirqs_on+0x5e/0x220 [ 478.669412] ? kvm_write_guest_virt_system+0x64/0x90 [ 478.669427] kasan_end_report+0x47/0x4f [ 478.669447] kasan_report.cold+0xa9/0x2ba [ 478.669463] check_memory_region+0x123/0x190 [ 478.669477] memset+0x24/0x40 [ 478.669493] kvm_write_guest_virt_system+0x64/0x90 [ 478.669508] handle_vmread+0x7fe/0xa10 [ 478.669525] ? handle_invpcid+0xa80/0xa80 [ 478.669540] ? __lock_is_held+0xb6/0x140 [ 478.669559] ? __lock_is_held+0xb6/0x140 [ 478.669577] ? handle_invpcid+0xa80/0xa80 [ 478.669592] vmx_handle_exit+0x276/0x16b0 [ 478.669604] ? lock_acquire+0x16f/0x3f0 [ 478.669615] ? vcpu_enter_guest+0xf15/0x5ed0 [ 478.669631] vcpu_enter_guest+0x10ca/0x5ed0 [ 478.669643] ? kvm_vcpu_ioctl+0x181/0xf90 [ 478.669659] ? emulator_read_emulated+0x50/0x50 [ 478.669672] ? lock_acquire+0x16f/0x3f0 [ 478.669685] ? kvm_check_async_pf_completion+0x2d8/0x440 [ 478.669702] kvm_arch_vcpu_ioctl_run+0x457/0x16b0 [ 478.669714] ? kvm_arch_vcpu_ioctl_run+0x457/0x16b0 [ 478.669729] kvm_vcpu_ioctl+0x4dc/0xf90 [ 478.669742] ? kvm_vcpu_block+0xcc0/0xcc0 [ 478.669754] ? mark_held_locks+0x100/0x100 [ 478.669775] ? __might_fault+0x12b/0x1e0 [ 478.669787] ? __fget+0x340/0x540 [ 478.669801] ? find_held_lock+0x35/0x130 [ 478.669813] ? __fget+0x340/0x540 [ 478.669827] ? kvm_vcpu_block+0xcc0/0xcc0 [ 478.669840] do_vfs_ioctl+0xd5f/0x1380 [ 478.669854] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 478.669866] ? selinux_file_ioctl+0x125/0x5e0 [ 478.669879] ? ioctl_preallocate+0x210/0x210 [ 478.669892] ? selinux_file_mprotect+0x620/0x620 [ 478.669907] ? iterate_fd+0x360/0x360 [ 478.669920] ? nsecs_to_jiffies+0x30/0x30 [ 478.669937] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 478.669948] ? security_file_ioctl+0x8d/0xc0 [ 478.669962] ksys_ioctl+0xab/0xd0 [ 478.669976] __x64_sys_ioctl+0x73/0xb0 [ 478.669990] do_syscall_64+0xfd/0x620 [ 478.670005] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 478.670014] RIP: 0033:0x459a29 [ 478.670026] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 478.670032] RSP: 002b:00007fd76dd91c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 478.670046] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459a29 [ 478.670054] RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000006 [ 478.670061] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 478.670068] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd76dd926d4 [ 478.670076] R13: 00000000004c2ddb R14: 00000000004d6618 R15: 00000000ffffffff [ 478.671336] Kernel Offset: disabled [ 479.290656] Rebooting in 86400 seconds..