0000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}, {@inode_readahead_blks={'inode_readahead_blks'}}, {@jqfmt_vfsv0='jqfmt=vfsv0'}, {@bh='bh'}]}) 09:28:04 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x4000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:04 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x60000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:04 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x34000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 398.199166] netlink: 48 bytes leftover after parsing attributes in process `syz-executor.3'. 09:28:04 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:04 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x8000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:04 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x5000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:04 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x68000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 398.280903] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 09:28:04 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{0x0, 0x0, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}, {@inode_readahead_blks={'inode_readahead_blks'}}, {@jqfmt_vfsv0='jqfmt=vfsv0'}, {@bh='bh'}]}) 09:28:04 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x40000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:04 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x6000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:04 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xa000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:04 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x6c000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 398.467711] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 09:28:04 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x400300, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:04 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{0x0, 0x0, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}, {@inode_readahead_blks={'inode_readahead_blks'}}, {@jqfmt_vfsv0='jqfmt=vfsv0'}, {@bh='bh'}]}) 09:28:04 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xc000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:04 executing program 3 (fault-call:1 fault-nth:0): r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:04 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x7000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:04 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x74000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 398.584470] validate_nla: 180 callbacks suppressed [ 398.584486] netlink: 'syz-executor.1': attribute type 5 has an invalid length. [ 398.651783] netlink: 'syz-executor.4': attribute type 5 has an invalid length. [ 398.659918] FAULT_INJECTION: forcing a failure. [ 398.659918] name failslab, interval 1, probability 0, space 0, times 0 [ 398.673051] netlink: 'syz-executor.0': attribute type 5 has an invalid length. [ 398.676353] CPU: 0 PID: 22681 Comm: syz-executor.3 Not tainted 4.19.179-syzkaller #0 [ 398.688321] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 398.693250] netlink: 'syz-executor.5': attribute type 5 has an invalid length. [ 398.697675] Call Trace: [ 398.697702] dump_stack+0x1fc/0x2ef [ 398.697724] should_fail.cold+0xa/0xf [ 398.715074] ? setup_fault_attr+0x200/0x200 [ 398.719410] ? lock_acquire+0x170/0x3c0 [ 398.723400] __should_failslab+0x115/0x180 [ 398.727651] should_failslab+0x5/0x10 [ 398.731462] kmem_cache_alloc_node+0x245/0x3b0 [ 398.736058] __alloc_skb+0x71/0x560 [ 398.739702] netlink_sendmsg+0x9ee/0xc40 [ 398.743781] ? aa_af_perm+0x230/0x230 [ 398.747593] ? nlmsg_notify+0x1a0/0x1a0 [ 398.751576] ? kernel_recvmsg+0x220/0x220 [ 398.755750] ? nlmsg_notify+0x1a0/0x1a0 [ 398.759735] sock_sendmsg+0xc3/0x120 [ 398.763461] ___sys_sendmsg+0x7bb/0x8e0 [ 398.767448] ? check_preemption_disabled+0x41/0x280 [ 398.772484] ? copy_msghdr_from_user+0x440/0x440 [ 398.777255] ? __fget+0x32f/0x510 [ 398.780727] ? lock_downgrade+0x720/0x720 [ 398.784889] ? check_preemption_disabled+0x41/0x280 [ 398.789920] ? check_preemption_disabled+0x41/0x280 [ 398.794957] ? __fget+0x356/0x510 [ 398.798433] ? do_dup2+0x450/0x450 [ 398.801989] ? lock_downgrade+0x720/0x720 [ 398.806152] ? vfs_write+0x3d7/0x540 [ 398.809882] ? __fdget+0x1d0/0x230 [ 398.813440] __x64_sys_sendmsg+0x132/0x220 [ 398.817689] ? __sys_sendmsg+0x1b0/0x1b0 [ 398.821751] ? vfs_write+0x393/0x540 [ 398.825477] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 398.830851] ? trace_hardirqs_off_caller+0x6e/0x210 [ 398.835875] ? do_syscall_64+0x21/0x620 [ 398.839860] do_syscall_64+0xf9/0x620 [ 398.843673] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 398.848864] RIP: 0033:0x465f69 [ 398.852058] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 398.855768] netlink: 'syz-executor.0': attribute type 5 has an invalid length. [ 398.870969] RSP: 002b:00007f79cab6e188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 398.870983] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000465f69 [ 398.870990] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000003 09:28:04 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x7a000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:04 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xf0ffff, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:04 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x8000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:04 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xe000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 398.870998] RBP: 00007f79cab6e1d0 R08: 0000000000000000 R09: 0000000000000000 [ 398.871006] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 398.871014] R13: 00007ffd0dd44def R14: 00007f79cab6e300 R15: 0000000000022000 [ 398.934394] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 398.949815] netlink: 'syz-executor.1': attribute type 5 has an invalid length. [ 398.965344] netlink: 'syz-executor.5': attribute type 5 has an invalid length. 09:28:04 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{0x0, 0x0, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}, {@inode_readahead_blks={'inode_readahead_blks'}}, {@jqfmt_vfsv0='jqfmt=vfsv0'}, {@bh='bh'}]}) 09:28:04 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x81000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:05 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x1000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 398.996343] netlink: 'syz-executor.0': attribute type 5 has an invalid length. 09:28:05 executing program 3 (fault-call:1 fault-nth:1): r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 399.056629] netlink: 'syz-executor.4': attribute type 5 has an invalid length. [ 399.092084] netlink: 'syz-executor.5': attribute type 5 has an invalid length. 09:28:05 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xa000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:05 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xf000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 399.113943] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 399.127782] FAULT_INJECTION: forcing a failure. [ 399.127782] name failslab, interval 1, probability 0, space 0, times 0 [ 399.158269] CPU: 1 PID: 22710 Comm: syz-executor.3 Not tainted 4.19.179-syzkaller #0 [ 399.166192] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 399.175631] Call Trace: [ 399.178213] dump_stack+0x1fc/0x2ef [ 399.181824] should_fail.cold+0xa/0xf [ 399.185624] ? setup_fault_attr+0x200/0x200 [ 399.189941] ? lock_acquire+0x170/0x3c0 [ 399.193981] __should_failslab+0x115/0x180 [ 399.198265] should_failslab+0x5/0x10 [ 399.202073] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 399.207189] __kmalloc_node_track_caller+0x38/0x70 [ 399.212164] __alloc_skb+0xae/0x560 [ 399.215783] netlink_sendmsg+0x9ee/0xc40 [ 399.219842] ? aa_af_perm+0x230/0x230 [ 399.223643] ? nlmsg_notify+0x1a0/0x1a0 [ 399.227608] ? kernel_recvmsg+0x220/0x220 [ 399.231769] ? nlmsg_notify+0x1a0/0x1a0 [ 399.235728] sock_sendmsg+0xc3/0x120 [ 399.239443] ___sys_sendmsg+0x7bb/0x8e0 [ 399.243424] ? check_preemption_disabled+0x41/0x280 [ 399.248470] ? copy_msghdr_from_user+0x440/0x440 [ 399.253228] ? __fget+0x32f/0x510 [ 399.256683] ? lock_downgrade+0x720/0x720 [ 399.260899] ? check_preemption_disabled+0x41/0x280 [ 399.265912] ? check_preemption_disabled+0x41/0x280 [ 399.270939] ? __fget+0x356/0x510 [ 399.274376] ? do_dup2+0x450/0x450 [ 399.277898] ? lock_downgrade+0x720/0x720 [ 399.282038] ? vfs_write+0x3d7/0x540 [ 399.285754] ? __fdget+0x1d0/0x230 [ 399.289331] __x64_sys_sendmsg+0x132/0x220 [ 399.293678] ? __sys_sendmsg+0x1b0/0x1b0 [ 399.297729] ? vfs_write+0x393/0x540 [ 399.301437] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 399.306795] ? trace_hardirqs_off_caller+0x6e/0x210 [ 399.311802] ? do_syscall_64+0x21/0x620 [ 399.315765] do_syscall_64+0xf9/0x620 [ 399.319645] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 399.324828] RIP: 0033:0x465f69 [ 399.328018] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 399.346950] RSP: 002b:00007f79cab6e188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e 09:28:05 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x2000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:05 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x97030000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:05 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000), 0x0, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}, {@inode_readahead_blks={'inode_readahead_blks'}}, {@jqfmt_vfsv0='jqfmt=vfsv0'}, {@bh='bh'}]}) [ 399.354644] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000465f69 [ 399.361898] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000003 [ 399.369162] RBP: 00007f79cab6e1d0 R08: 0000000000000000 R09: 0000000000000000 [ 399.376415] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 399.383679] R13: 00007ffd0dd44def R14: 00007f79cab6e300 R15: 0000000000022000 09:28:05 executing program 3 (fault-call:1 fault-nth:2): r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:05 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xc000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:05 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x9effffff, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:05 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x3000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:05 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x10000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 399.549739] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 09:28:05 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xf0ffffff, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 399.589881] FAULT_INJECTION: forcing a failure. [ 399.589881] name failslab, interval 1, probability 0, space 0, times 0 [ 399.602650] CPU: 0 PID: 22738 Comm: syz-executor.3 Not tainted 4.19.179-syzkaller #0 [ 399.610557] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 399.619909] Call Trace: [ 399.622504] dump_stack+0x1fc/0x2ef [ 399.626128] should_fail.cold+0xa/0xf [ 399.629923] ? setup_fault_attr+0x200/0x200 [ 399.634252] ? lock_acquire+0x170/0x3c0 [ 399.638222] __should_failslab+0x115/0x180 [ 399.642463] should_failslab+0x5/0x10 [ 399.646251] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 399.651346] __kmalloc_node+0x38/0x70 [ 399.655136] kvmalloc_node+0x61/0xf0 [ 399.658843] alloc_netdev_mqs+0x97/0xd50 [ 399.662893] ? macvlan_set_mac_address+0x310/0x310 [ 399.667814] rtnl_create_link+0x1d4/0xa40 [ 399.671980] rtnl_newlink+0xf3c/0x15b0 [ 399.675860] ? rtnl_getlink+0x620/0x620 [ 399.679827] ? __lock_acquire+0x6de/0x3ff0 [ 399.684055] ? __bpf_address_lookup+0x330/0x330 [ 399.688714] ? mark_held_locks+0xf0/0xf0 [ 399.692780] ? deref_stack_reg+0x134/0x1d0 [ 399.697004] ? mark_held_locks+0xf0/0xf0 [ 399.701053] ? unwind_next_frame+0x10a9/0x1c60 [ 399.705623] ? __lock_acquire+0x6de/0x3ff0 [ 399.709847] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 399.715741] ? is_bpf_text_address+0xd5/0x1b0 [ 399.720223] ? deref_stack_reg+0x134/0x1d0 [ 399.724467] ? __bpf_address_lookup+0x330/0x330 [ 399.729126] ? check_preemption_disabled+0x41/0x280 [ 399.734166] ? unwind_next_frame+0x10a9/0x1c60 [ 399.738737] ? __save_stack_trace+0x72/0x190 [ 399.743154] ? __lock_acquire+0x6de/0x3ff0 [ 399.747381] ? __lock_acquire+0x6de/0x3ff0 [ 399.751605] ? mark_held_locks+0xf0/0xf0 [ 399.755656] ? mark_held_locks+0xf0/0xf0 [ 399.759707] ? deref_stack_reg+0x134/0x1d0 [ 399.763954] ? __mutex_add_waiter+0x160/0x160 [ 399.768460] ? rtnetlink_rcv_msg+0x184/0xb80 [ 399.772874] ? rtnl_getlink+0x620/0x620 [ 399.776834] rtnetlink_rcv_msg+0x453/0xb80 [ 399.781075] ? rtnl_calcit.isra.0+0x430/0x430 [ 399.785560] ? __netlink_lookup+0x3fc/0x730 [ 399.789890] ? lock_downgrade+0x720/0x720 [ 399.794026] ? check_preemption_disabled+0x41/0x280 [ 399.799033] netlink_rcv_skb+0x160/0x440 [ 399.803082] ? rtnl_calcit.isra.0+0x430/0x430 [ 399.807583] ? netlink_ack+0xae0/0xae0 [ 399.811493] netlink_unicast+0x4d5/0x690 [ 399.815547] ? netlink_sendskb+0x110/0x110 [ 399.819769] ? _copy_from_iter_full+0x229/0x7c0 [ 399.824427] ? __phys_addr_symbol+0x2c/0x70 [ 399.828758] ? __check_object_size+0x17b/0x3e0 [ 399.833333] netlink_sendmsg+0x6bb/0xc40 [ 399.837388] ? aa_af_perm+0x230/0x230 [ 399.841176] ? nlmsg_notify+0x1a0/0x1a0 [ 399.845138] ? kernel_recvmsg+0x220/0x220 [ 399.849295] ? nlmsg_notify+0x1a0/0x1a0 [ 399.853258] sock_sendmsg+0xc3/0x120 [ 399.856959] ___sys_sendmsg+0x7bb/0x8e0 [ 399.860923] ? check_preemption_disabled+0x41/0x280 [ 399.865926] ? copy_msghdr_from_user+0x440/0x440 [ 399.870670] ? __fget+0x32f/0x510 [ 399.874129] ? lock_downgrade+0x720/0x720 [ 399.878266] ? check_preemption_disabled+0x41/0x280 [ 399.883271] ? check_preemption_disabled+0x41/0x280 [ 399.888276] ? __fget+0x356/0x510 [ 399.891715] ? do_dup2+0x450/0x450 [ 399.895243] ? lock_downgrade+0x720/0x720 [ 399.899406] ? vfs_write+0x3d7/0x540 [ 399.903111] ? __fdget+0x1d0/0x230 [ 399.906645] __x64_sys_sendmsg+0x132/0x220 [ 399.910869] ? __sys_sendmsg+0x1b0/0x1b0 [ 399.914915] ? vfs_write+0x393/0x540 [ 399.918625] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 399.923982] ? trace_hardirqs_off_caller+0x6e/0x210 [ 399.928988] ? do_syscall_64+0x21/0x620 [ 399.932952] do_syscall_64+0xf9/0x620 [ 399.936742] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 399.942022] RIP: 0033:0x465f69 [ 399.945217] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 399.964104] RSP: 002b:00007f79cab6e188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 399.971796] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000465f69 [ 399.979050] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000003 [ 399.986323] RBP: 00007f79cab6e1d0 R08: 0000000000000000 R09: 0000000000000000 [ 399.993577] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 400.000833] R13: 00007ffd0dd44def R14: 00007f79cab6e300 R15: 0000000000022000 09:28:06 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x60000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:06 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xe000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:06 executing program 3 (fault-call:1 fault-nth:3): r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:06 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x4000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:06 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000), 0x0, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}, {@inode_readahead_blks={'inode_readahead_blks'}}, {@jqfmt_vfsv0='jqfmt=vfsv0'}, {@bh='bh'}]}) [ 400.143336] FAULT_INJECTION: forcing a failure. [ 400.143336] name failslab, interval 1, probability 0, space 0, times 0 [ 400.219176] CPU: 0 PID: 22750 Comm: syz-executor.3 Not tainted 4.19.179-syzkaller #0 [ 400.227106] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 400.233400] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 400.236472] Call Trace: [ 400.236498] dump_stack+0x1fc/0x2ef [ 400.236518] should_fail.cold+0xa/0xf [ 400.236535] ? setup_fault_attr+0x200/0x200 [ 400.236550] ? pcpu_alloc+0xe78/0x1190 [ 400.236570] __should_failslab+0x115/0x180 [ 400.236587] should_failslab+0x5/0x10 [ 400.236600] kmem_cache_alloc_trace+0x46/0x380 [ 400.236618] __hw_addr_create_ex+0x5b/0x310 [ 400.236635] __hw_addr_add_ex+0x1ed/0x2b0 [ 400.236653] dev_addr_init+0x10b/0x1f0 [ 400.236668] ? dev_mc_flush+0x30/0x30 [ 400.236695] alloc_netdev_mqs+0x13d/0xd50 [ 400.236708] ? macvlan_set_mac_address+0x310/0x310 [ 400.236730] rtnl_create_link+0x1d4/0xa40 [ 400.236747] rtnl_newlink+0xf3c/0x15b0 [ 400.236768] ? rtnl_getlink+0x620/0x620 [ 400.236784] ? __lock_acquire+0x6de/0x3ff0 [ 400.236807] ? __bpf_address_lookup+0x330/0x330 [ 400.236823] ? mark_held_locks+0xf0/0xf0 [ 400.236838] ? deref_stack_reg+0x134/0x1d0 [ 400.236862] ? mark_held_locks+0xf0/0xf0 [ 400.236879] ? unwind_next_frame+0x10a9/0x1c60 [ 400.236896] ? __lock_acquire+0x6de/0x3ff0 [ 400.340565] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 400.346439] ? is_bpf_text_address+0xd5/0x1b0 [ 400.350955] ? deref_stack_reg+0x134/0x1d0 [ 400.355178] ? __bpf_address_lookup+0x330/0x330 [ 400.359834] ? check_preemption_disabled+0x41/0x280 [ 400.364856] ? unwind_next_frame+0x10a9/0x1c60 [ 400.369423] ? __save_stack_trace+0x72/0x190 [ 400.373821] ? __lock_acquire+0x6de/0x3ff0 [ 400.378047] ? __lock_acquire+0x6de/0x3ff0 [ 400.382272] ? mark_held_locks+0xf0/0xf0 [ 400.386320] ? mark_held_locks+0xf0/0xf0 [ 400.390371] ? deref_stack_reg+0x134/0x1d0 [ 400.394611] ? __mutex_add_waiter+0x160/0x160 [ 400.399092] ? rtnetlink_rcv_msg+0x184/0xb80 [ 400.403511] ? rtnl_getlink+0x620/0x620 [ 400.407474] rtnetlink_rcv_msg+0x453/0xb80 [ 400.411697] ? rtnl_calcit.isra.0+0x430/0x430 [ 400.416177] ? __netlink_lookup+0x3fc/0x730 [ 400.420487] ? lock_downgrade+0x720/0x720 [ 400.424640] ? check_preemption_disabled+0x41/0x280 [ 400.429660] netlink_rcv_skb+0x160/0x440 [ 400.433709] ? rtnl_calcit.isra.0+0x430/0x430 [ 400.438193] ? netlink_ack+0xae0/0xae0 [ 400.442076] netlink_unicast+0x4d5/0x690 [ 400.446126] ? netlink_sendskb+0x110/0x110 [ 400.450349] ? _copy_from_iter_full+0x229/0x7c0 [ 400.455003] ? __phys_addr_symbol+0x2c/0x70 [ 400.459310] ? __check_object_size+0x17b/0x3e0 [ 400.463881] netlink_sendmsg+0x6bb/0xc40 [ 400.467935] ? aa_af_perm+0x230/0x230 [ 400.471718] ? nlmsg_notify+0x1a0/0x1a0 [ 400.475677] ? kernel_recvmsg+0x220/0x220 [ 400.479813] ? nlmsg_notify+0x1a0/0x1a0 [ 400.483773] sock_sendmsg+0xc3/0x120 [ 400.487473] ___sys_sendmsg+0x7bb/0x8e0 [ 400.491436] ? check_preemption_disabled+0x41/0x280 [ 400.496509] ? copy_msghdr_from_user+0x440/0x440 [ 400.501384] ? __fget+0x32f/0x510 [ 400.504860] ? lock_downgrade+0x720/0x720 [ 400.509111] ? check_preemption_disabled+0x41/0x280 [ 400.514123] ? check_preemption_disabled+0x41/0x280 [ 400.519141] ? __fget+0x356/0x510 [ 400.522659] ? do_dup2+0x450/0x450 [ 400.526200] ? lock_downgrade+0x720/0x720 [ 400.530399] ? vfs_write+0x3d7/0x540 [ 400.534104] ? __fdget+0x1d0/0x230 [ 400.537634] __x64_sys_sendmsg+0x132/0x220 [ 400.541861] ? __sys_sendmsg+0x1b0/0x1b0 [ 400.545985] ? vfs_write+0x393/0x540 [ 400.549693] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 400.555056] ? trace_hardirqs_off_caller+0x6e/0x210 [ 400.560064] ? do_syscall_64+0x21/0x620 [ 400.564026] do_syscall_64+0xf9/0x620 [ 400.567815] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 400.572995] RIP: 0033:0x465f69 [ 400.576240] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 400.595130] RSP: 002b:00007f79cab6e188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 400.602850] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000465f69 [ 400.610108] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000003 [ 400.617424] RBP: 00007f79cab6e1d0 R08: 0000000000000000 R09: 0000000000000000 [ 400.624681] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 400.631939] R13: 00007ffd0dd44def R14: 00007f79cab6e300 R15: 0000000000022000 09:28:06 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x65580000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:06 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xfeff0000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:06 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xf000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:06 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000), 0x0, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}, {@inode_readahead_blks={'inode_readahead_blks'}}, {@jqfmt_vfsv0='jqfmt=vfsv0'}, {@bh='bh'}]}) 09:28:06 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x5000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:06 executing program 3 (fault-call:1 fault-nth:4): r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:06 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xff0f0000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:06 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x10000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:06 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x6000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:06 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x81000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 400.847999] FAULT_INJECTION: forcing a failure. [ 400.847999] name failslab, interval 1, probability 0, space 0, times 0 [ 400.872512] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 400.923228] CPU: 0 PID: 22778 Comm: syz-executor.3 Not tainted 4.19.179-syzkaller #0 [ 400.931151] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 400.940597] Call Trace: [ 400.943196] dump_stack+0x1fc/0x2ef [ 400.946839] should_fail.cold+0xa/0xf [ 400.950650] ? setup_fault_attr+0x200/0x200 [ 400.954963] ? lock_acquire+0x170/0x3c0 [ 400.958948] __should_failslab+0x115/0x180 [ 400.963253] should_failslab+0x5/0x10 [ 400.967042] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 400.972154] __kmalloc_node+0x38/0x70 [ 400.975953] kvmalloc_node+0x61/0xf0 [ 400.979666] alloc_netdev_mqs+0x69f/0xd50 [ 400.983812] rtnl_create_link+0x1d4/0xa40 [ 400.987968] rtnl_newlink+0xf3c/0x15b0 [ 400.991867] ? rtnl_getlink+0x620/0x620 [ 400.995844] ? __lock_acquire+0x6de/0x3ff0 [ 401.000086] ? __bpf_address_lookup+0x330/0x330 [ 401.004767] ? mark_held_locks+0xf0/0xf0 [ 401.008868] ? deref_stack_reg+0x134/0x1d0 [ 401.013101] ? mark_held_locks+0xf0/0xf0 [ 401.017151] ? unwind_next_frame+0x10a9/0x1c60 [ 401.021751] ? __lock_acquire+0x6de/0x3ff0 [ 401.025980] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 401.031857] ? is_bpf_text_address+0xd5/0x1b0 [ 401.036339] ? deref_stack_reg+0x134/0x1d0 [ 401.040568] ? __bpf_address_lookup+0x330/0x330 [ 401.045238] ? check_preemption_disabled+0x41/0x280 [ 401.050256] ? unwind_next_frame+0x10a9/0x1c60 [ 401.054824] ? __save_stack_trace+0x72/0x190 [ 401.059222] ? __lock_acquire+0x6de/0x3ff0 [ 401.063460] ? __lock_acquire+0x6de/0x3ff0 [ 401.067705] ? mark_held_locks+0xf0/0xf0 [ 401.071763] ? mark_held_locks+0xf0/0xf0 [ 401.075821] ? deref_stack_reg+0x134/0x1d0 [ 401.080066] ? __mutex_add_waiter+0x160/0x160 [ 401.084596] ? rtnetlink_rcv_msg+0x184/0xb80 [ 401.088998] ? rtnl_getlink+0x620/0x620 [ 401.093015] rtnetlink_rcv_msg+0x453/0xb80 [ 401.097242] ? rtnl_calcit.isra.0+0x430/0x430 [ 401.101723] ? __netlink_lookup+0x3fc/0x730 [ 401.106081] ? lock_downgrade+0x720/0x720 [ 401.110219] ? check_preemption_disabled+0x41/0x280 [ 401.115247] netlink_rcv_skb+0x160/0x440 [ 401.119305] ? rtnl_calcit.isra.0+0x430/0x430 [ 401.123788] ? netlink_ack+0xae0/0xae0 [ 401.127685] netlink_unicast+0x4d5/0x690 [ 401.131742] ? netlink_sendskb+0x110/0x110 [ 401.135962] ? _copy_from_iter_full+0x229/0x7c0 [ 401.140635] ? __phys_addr_symbol+0x2c/0x70 [ 401.144945] ? __check_object_size+0x17b/0x3e0 [ 401.149515] netlink_sendmsg+0x6bb/0xc40 [ 401.153587] ? aa_af_perm+0x230/0x230 [ 401.157373] ? nlmsg_notify+0x1a0/0x1a0 [ 401.161341] ? kernel_recvmsg+0x220/0x220 [ 401.165498] ? nlmsg_notify+0x1a0/0x1a0 [ 401.169470] sock_sendmsg+0xc3/0x120 [ 401.173179] ___sys_sendmsg+0x7bb/0x8e0 [ 401.177165] ? check_preemption_disabled+0x41/0x280 [ 401.182177] ? copy_msghdr_from_user+0x440/0x440 [ 401.186939] ? __fget+0x32f/0x510 [ 401.190394] ? lock_downgrade+0x720/0x720 [ 401.194558] ? check_preemption_disabled+0x41/0x280 [ 401.199592] ? check_preemption_disabled+0x41/0x280 [ 401.204624] ? __fget+0x356/0x510 [ 401.208089] ? do_dup2+0x450/0x450 [ 401.211619] ? lock_downgrade+0x720/0x720 [ 401.215758] ? vfs_write+0x3d7/0x540 [ 401.219464] ? __fdget+0x1d0/0x230 [ 401.222996] __x64_sys_sendmsg+0x132/0x220 [ 401.227222] ? __sys_sendmsg+0x1b0/0x1b0 [ 401.231269] ? vfs_write+0x393/0x540 [ 401.234977] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 401.240336] ? trace_hardirqs_off_caller+0x6e/0x210 [ 401.245347] ? do_syscall_64+0x21/0x620 [ 401.249344] do_syscall_64+0xf9/0x620 [ 401.253136] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 401.258358] RIP: 0033:0x465f69 [ 401.261552] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 401.280442] RSP: 002b:00007f79cab6e188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 401.288142] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000465f69 [ 401.295403] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000003 [ 401.302673] RBP: 00007f79cab6e1d0 R08: 0000000000000000 R09: 0000000000000000 [ 401.309951] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 401.317207] R13: 00007ffd0dd44def R14: 00007f79cab6e300 R15: 0000000000022000 09:28:07 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c65720000000000", 0x86, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}, {@inode_readahead_blks={'inode_readahead_blks'}}, {@jqfmt_vfsv0='jqfmt=vfsv0'}, {@bh='bh'}]}) 09:28:07 executing program 3 (fault-call:1 fault-nth:5): r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:07 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xfffff000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:07 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x7000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:07 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x88a8ffff, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:07 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x20000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:07 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x8000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:07 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x8d030000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:07 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xffffff7f, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 401.517503] FAULT_INJECTION: forcing a failure. [ 401.517503] name failslab, interval 1, probability 0, space 0, times 0 [ 401.541886] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:28:07 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x48000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 401.573918] CPU: 1 PID: 22810 Comm: syz-executor.3 Not tainted 4.19.179-syzkaller #0 [ 401.581844] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 401.591242] Call Trace: [ 401.593852] dump_stack+0x1fc/0x2ef [ 401.597502] should_fail.cold+0xa/0xf [ 401.601317] ? setup_fault_attr+0x200/0x200 [ 401.605645] ? lock_acquire+0x170/0x3c0 [ 401.609642] __should_failslab+0x115/0x180 [ 401.613891] should_failslab+0x5/0x10 [ 401.617702] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 401.622825] __kmalloc_node+0x38/0x70 [ 401.626685] kvmalloc_node+0x61/0xf0 [ 401.630419] alloc_netdev_mqs+0x831/0xd50 [ 401.634588] rtnl_create_link+0x1d4/0xa40 [ 401.638750] rtnl_newlink+0xf3c/0x15b0 [ 401.642656] ? rtnl_getlink+0x620/0x620 [ 401.646646] ? __lock_acquire+0x6de/0x3ff0 [ 401.650901] ? __bpf_address_lookup+0x330/0x330 [ 401.655584] ? mark_held_locks+0xf0/0xf0 [ 401.659656] ? deref_stack_reg+0x134/0x1d0 [ 401.663907] ? mark_held_locks+0xf0/0xf0 [ 401.667977] ? unwind_next_frame+0x10a9/0x1c60 [ 401.672576] ? __lock_acquire+0x6de/0x3ff0 [ 401.676832] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 401.682733] ? is_bpf_text_address+0xd5/0x1b0 [ 401.687313] ? deref_stack_reg+0x134/0x1d0 [ 401.691576] ? __bpf_address_lookup+0x330/0x330 [ 401.696239] ? check_preemption_disabled+0x41/0x280 [ 401.701247] ? unwind_next_frame+0x10a9/0x1c60 [ 401.705862] ? __save_stack_trace+0x72/0x190 [ 401.710259] ? __lock_acquire+0x6de/0x3ff0 [ 401.714499] ? __lock_acquire+0x6de/0x3ff0 [ 401.718743] ? mark_held_locks+0xf0/0xf0 [ 401.722847] ? mark_held_locks+0xf0/0xf0 [ 401.726899] ? deref_stack_reg+0x134/0x1d0 [ 401.731140] ? __mutex_add_waiter+0x160/0x160 [ 401.735632] ? rtnetlink_rcv_msg+0x184/0xb80 [ 401.740040] ? rtnl_getlink+0x620/0x620 [ 401.743999] rtnetlink_rcv_msg+0x453/0xb80 [ 401.748225] ? rtnl_calcit.isra.0+0x430/0x430 [ 401.752714] ? __netlink_lookup+0x3fc/0x730 [ 401.757037] ? lock_downgrade+0x720/0x720 [ 401.761167] ? check_preemption_disabled+0x41/0x280 [ 401.766210] netlink_rcv_skb+0x160/0x440 [ 401.770267] ? rtnl_calcit.isra.0+0x430/0x430 [ 401.774765] ? netlink_ack+0xae0/0xae0 [ 401.778664] netlink_unicast+0x4d5/0x690 [ 401.782713] ? netlink_sendskb+0x110/0x110 [ 401.786955] ? _copy_from_iter_full+0x229/0x7c0 [ 401.791627] ? __phys_addr_symbol+0x2c/0x70 [ 401.795941] ? __check_object_size+0x17b/0x3e0 [ 401.800517] netlink_sendmsg+0x6bb/0xc40 [ 401.804731] ? aa_af_perm+0x230/0x230 [ 401.808525] ? nlmsg_notify+0x1a0/0x1a0 [ 401.812505] ? kernel_recvmsg+0x220/0x220 [ 401.816670] ? nlmsg_notify+0x1a0/0x1a0 [ 401.820653] sock_sendmsg+0xc3/0x120 [ 401.824384] ___sys_sendmsg+0x7bb/0x8e0 [ 401.828363] ? check_preemption_disabled+0x41/0x280 [ 401.833385] ? copy_msghdr_from_user+0x440/0x440 [ 401.838137] ? __fget+0x32f/0x510 [ 401.841585] ? lock_downgrade+0x720/0x720 [ 401.845721] ? check_preemption_disabled+0x41/0x280 [ 401.850725] ? check_preemption_disabled+0x41/0x280 [ 401.855733] ? __fget+0x356/0x510 [ 401.859173] ? do_dup2+0x450/0x450 [ 401.862697] ? lock_downgrade+0x720/0x720 [ 401.866835] ? vfs_write+0x3d7/0x540 [ 401.870562] ? __fdget+0x1d0/0x230 [ 401.874104] __x64_sys_sendmsg+0x132/0x220 [ 401.878363] ? __sys_sendmsg+0x1b0/0x1b0 [ 401.882425] ? vfs_write+0x393/0x540 [ 401.886142] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 401.891578] ? trace_hardirqs_off_caller+0x6e/0x210 [ 401.896601] ? do_syscall_64+0x21/0x620 [ 401.900580] do_syscall_64+0xf9/0x620 [ 401.904397] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 401.909644] RIP: 0033:0x465f69 [ 401.912835] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 401.931858] RSP: 002b:00007f79cab6e188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 401.939735] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000465f69 [ 401.946992] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000003 [ 401.954256] RBP: 00007f79cab6e1d0 R08: 0000000000000000 R09: 0000000000000000 [ 401.961524] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 09:28:07 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x4c000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 401.968786] R13: 00007ffd0dd44def R14: 00007f79cab6e300 R15: 0000000000022000 09:28:07 executing program 3 (fault-call:1 fault-nth:6): r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 402.067559] FAULT_INJECTION: forcing a failure. [ 402.067559] name failslab, interval 1, probability 0, space 0, times 0 [ 402.095430] CPU: 1 PID: 22833 Comm: syz-executor.3 Not tainted 4.19.179-syzkaller #0 [ 402.103353] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 402.112715] Call Trace: [ 402.115321] dump_stack+0x1fc/0x2ef [ 402.118967] should_fail.cold+0xa/0xf [ 402.122786] ? setup_fault_attr+0x200/0x200 [ 402.127121] ? lock_acquire+0x170/0x3c0 [ 402.131116] __should_failslab+0x115/0x180 [ 402.135368] should_failslab+0x5/0x10 [ 402.139183] kmem_cache_alloc_node+0x245/0x3b0 [ 402.143780] __alloc_skb+0x71/0x560 [ 402.147429] netlink_ack+0x27d/0xae0 [ 402.151166] ? netlink_sendmsg+0xc40/0xc40 [ 402.155419] ? lock_downgrade+0x720/0x720 [ 402.159581] ? check_preemption_disabled+0x41/0x280 [ 402.164625] netlink_rcv_skb+0x353/0x440 [ 402.168700] ? rtnl_calcit.isra.0+0x430/0x430 [ 402.173209] ? netlink_ack+0xae0/0xae0 [ 402.177122] netlink_unicast+0x4d5/0x690 [ 402.181198] ? netlink_sendskb+0x110/0x110 [ 402.185443] ? _copy_from_iter_full+0x229/0x7c0 [ 402.190127] ? __phys_addr_symbol+0x2c/0x70 [ 402.194460] ? __check_object_size+0x17b/0x3e0 [ 402.199056] netlink_sendmsg+0x6bb/0xc40 [ 402.203143] ? aa_af_perm+0x230/0x230 [ 402.206956] ? nlmsg_notify+0x1a0/0x1a0 [ 402.211040] ? kernel_recvmsg+0x220/0x220 [ 402.215214] ? nlmsg_notify+0x1a0/0x1a0 [ 402.219205] sock_sendmsg+0xc3/0x120 [ 402.222931] ___sys_sendmsg+0x7bb/0x8e0 [ 402.226920] ? check_preemption_disabled+0x41/0x280 [ 402.231949] ? copy_msghdr_from_user+0x440/0x440 [ 402.236716] ? __fget+0x32f/0x510 [ 402.240184] ? lock_downgrade+0x720/0x720 [ 402.244338] ? check_preemption_disabled+0x41/0x280 [ 402.249369] ? check_preemption_disabled+0x41/0x280 [ 402.254398] ? __fget+0x356/0x510 [ 402.257853] ? do_dup2+0x450/0x450 [ 402.261378] ? lock_downgrade+0x720/0x720 [ 402.265523] ? vfs_write+0x3d7/0x540 [ 402.269222] ? __fdget+0x1d0/0x230 [ 402.272852] __x64_sys_sendmsg+0x132/0x220 [ 402.277117] ? __sys_sendmsg+0x1b0/0x1b0 [ 402.281162] ? vfs_write+0x393/0x540 [ 402.284867] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 402.290246] ? trace_hardirqs_off_caller+0x6e/0x210 [ 402.295247] ? do_syscall_64+0x21/0x620 [ 402.299203] do_syscall_64+0xf9/0x620 [ 402.302990] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 402.308161] RIP: 0033:0x465f69 [ 402.311337] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 402.330224] RSP: 002b:00007f79cab6e188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 402.337939] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000465f69 [ 402.345194] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000003 [ 402.352448] RBP: 00007f79cab6e1d0 R08: 0000000000000000 R09: 0000000000000000 [ 402.359710] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 09:28:08 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c65720000000000", 0x86, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}, {@inode_readahead_blks={'inode_readahead_blks'}}, {@jqfmt_vfsv0='jqfmt=vfsv0'}, {@bh='bh'}]}) 09:28:08 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xa000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:08 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xffffff9e, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:08 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x9effffff, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:08 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x60000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 402.367013] R13: 00007ffd0dd44def R14: 00007f79cab6e300 R15: 0000000000022000 09:28:08 executing program 3 (fault-call:1 fault-nth:7): r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:08 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xfffffff0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:08 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xc000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:08 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xf0ffffff, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:08 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x65580000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 402.502561] FAULT_INJECTION: forcing a failure. [ 402.502561] name failslab, interval 1, probability 0, space 0, times 0 [ 402.528373] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 402.548109] CPU: 1 PID: 22853 Comm: syz-executor.3 Not tainted 4.19.179-syzkaller #0 [ 402.556030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 402.565394] Call Trace: [ 402.568006] dump_stack+0x1fc/0x2ef [ 402.571649] should_fail.cold+0xa/0xf [ 402.575465] ? setup_fault_attr+0x200/0x200 [ 402.579798] ? lock_acquire+0x170/0x3c0 [ 402.583789] __should_failslab+0x115/0x180 [ 402.588041] should_failslab+0x5/0x10 [ 402.591855] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 402.596973] __kmalloc_node_track_caller+0x38/0x70 [ 402.601914] __alloc_skb+0xae/0x560 [ 402.605566] netlink_ack+0x27d/0xae0 [ 402.609334] ? netlink_sendmsg+0xc40/0xc40 [ 402.613581] ? lock_downgrade+0x720/0x720 [ 402.617739] ? check_preemption_disabled+0x41/0x280 [ 402.622774] netlink_rcv_skb+0x353/0x440 [ 402.626847] ? rtnl_calcit.isra.0+0x430/0x430 [ 402.631356] ? netlink_ack+0xae0/0xae0 [ 402.635264] netlink_unicast+0x4d5/0x690 [ 402.639346] ? netlink_sendskb+0x110/0x110 [ 402.643593] ? _copy_from_iter_full+0x229/0x7c0 [ 402.648275] ? __phys_addr_symbol+0x2c/0x70 09:28:08 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xffffffff, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:08 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x68000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 402.652610] ? __check_object_size+0x17b/0x3e0 [ 402.657207] netlink_sendmsg+0x6bb/0xc40 [ 402.661281] ? aa_af_perm+0x230/0x230 [ 402.665102] ? nlmsg_notify+0x1a0/0x1a0 [ 402.669082] ? kernel_recvmsg+0x220/0x220 [ 402.673246] ? nlmsg_notify+0x1a0/0x1a0 [ 402.677228] sock_sendmsg+0xc3/0x120 [ 402.680949] ___sys_sendmsg+0x7bb/0x8e0 [ 402.684936] ? check_preemption_disabled+0x41/0x280 [ 402.689961] ? copy_msghdr_from_user+0x440/0x440 [ 402.694723] ? __fget+0x32f/0x510 [ 402.698188] ? lock_downgrade+0x720/0x720 [ 402.702342] ? check_preemption_disabled+0x41/0x280 [ 402.707367] ? check_preemption_disabled+0x41/0x280 [ 402.712392] ? __fget+0x356/0x510 [ 402.715852] ? do_dup2+0x450/0x450 [ 402.719392] ? lock_downgrade+0x720/0x720 [ 402.723529] ? vfs_write+0x3d7/0x540 [ 402.727228] ? __fdget+0x1d0/0x230 [ 402.730756] __x64_sys_sendmsg+0x132/0x220 [ 402.734990] ? __sys_sendmsg+0x1b0/0x1b0 [ 402.739043] ? vfs_write+0x393/0x540 [ 402.742762] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 402.748122] ? trace_hardirqs_off_caller+0x6e/0x210 [ 402.753234] ? do_syscall_64+0x21/0x620 [ 402.757204] do_syscall_64+0xf9/0x620 [ 402.760992] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 402.766165] RIP: 0033:0x465f69 [ 402.769342] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 402.788229] RSP: 002b:00007f79cab6e188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 402.795927] RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000465f69 [ 402.803189] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000003 [ 402.810480] RBP: 00007f79cab6e1d0 R08: 0000000000000000 R09: 0000000000000000 [ 402.817794] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 402.825061] R13: 00007ffd0dd44def R14: 00007f79cab6e300 R15: 0000000000022000 09:28:08 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c65720000000000", 0x86, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}, {@inode_readahead_blks={'inode_readahead_blks'}}, {@jqfmt_vfsv0='jqfmt=vfsv0'}, {@bh='bh'}]}) 09:28:08 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xe000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:08 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xfeff0000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:08 executing program 3 (fault-call:1 fault-nth:8): r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:08 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="0f000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:08 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x6c000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:08 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xf000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:08 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xff0f0000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:09 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x74000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:09 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:09 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="10000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 403.020064] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:28:09 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xffffa888, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:09 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e33383636333430383500"/201, 0xc9, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}, {@inode_readahead_blks={'inode_readahead_blks'}}, {@jqfmt_vfsv0='jqfmt=vfsv0'}, {@bh='bh'}]}) 09:28:09 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x10000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:09 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xfffff000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:09 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x7a000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:09 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="52000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:09 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:09 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xffffff7f, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:09 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x81000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 403.279595] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:28:09 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="c0000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:09 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x2, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:09 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x20000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:09 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e33383636333430383500"/201, 0xc9, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}, {@inode_readahead_blks={'inode_readahead_blks'}}, {@jqfmt_vfsv0='jqfmt=vfsv0'}, {@bh='bh'}]}) 09:28:09 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x88a8ffff, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:09 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xffffff9e, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:09 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="c00e0000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:09 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x3, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 403.465678] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:28:09 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x48000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:09 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xfffffff0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:09 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x9effffff, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:09 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="e03f0300100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:09 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e33383636333430383500"/201, 0xc9, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}, {@inode_readahead_blks={'inode_readahead_blks'}}, {@jqfmt_vfsv0='jqfmt=vfsv0'}, {@bh='bh'}]}) 09:28:09 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x4, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 403.635576] validate_nla: 79 callbacks suppressed [ 403.635586] netlink: 'syz-executor.1': attribute type 5 has an invalid length. [ 403.666508] netlink: 'syz-executor.4': attribute type 5 has an invalid length. 09:28:09 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xffffffff, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:09 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="10010020100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:09 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xa5030000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:09 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x4c000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 403.679386] netlink: 'syz-executor.0': attribute type 5 has an invalid length. [ 403.694323] netlink: 'syz-executor.1': attribute type 5 has an invalid length. [ 403.696204] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 403.724094] netlink: 'syz-executor.3': attribute type 5 has an invalid length. 09:28:09 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x5, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:09 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e33383636333430383500000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100"/235, 0xeb, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}, {@inode_readahead_blks={'inode_readahead_blks'}}, {@jqfmt_vfsv0='jqfmt=vfsv0'}, {@bh='bh'}]}) 09:28:09 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="00f0ff7f100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 403.800754] netlink: 'syz-executor.1': attribute type 5 has an invalid length. [ 403.835455] netlink: 'syz-executor.1': attribute type 5 has an invalid length. [ 403.862758] netlink: 'syz-executor.0': attribute type 5 has an invalid length. [ 403.877313] netlink: 'syz-executor.4': attribute type 5 has an invalid length. [ 403.893046] netlink: 'syz-executor.3': attribute type 5 has an invalid length. 09:28:09 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xf0ffffff, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:09 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="0f000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:09 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x6, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:09 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x60000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 403.927138] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:28:09 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="effdffff100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:09 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xfeff0000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:09 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="10000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:10 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x7, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:10 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e33383636333430383500000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100"/235, 0xeb, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}, {@inode_readahead_blks={'inode_readahead_blks'}}, {@jqfmt_vfsv0='jqfmt=vfsv0'}, {@bh='bh'}]}) 09:28:10 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x65580000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:10 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="c0000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:10 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000010005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:10 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xff0f0000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:10 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x8, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 404.193517] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:28:10 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="c00e0000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:10 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000020005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:10 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x68000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:10 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e33383636333430383500000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100"/235, 0xeb, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}, {@inode_readahead_blks={'inode_readahead_blks'}}, {@jqfmt_vfsv0='jqfmt=vfsv0'}, {@bh='bh'}]}) 09:28:10 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xffffa888, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:10 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xf, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:10 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000030005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:10 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="e03f0300100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:10 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x6c000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 404.411407] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:28:10 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000040005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:10 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xfffff000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:10 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xf0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:10 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0xfc, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}, {@inode_readahead_blks={'inode_readahead_blks'}}, {@jqfmt_vfsv0='jqfmt=vfsv0'}, {@bh='bh'}]}) 09:28:10 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="10010020100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:10 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x74000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:10 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xffffff7f, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:10 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="00f0ff7f100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:10 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000050005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:10 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x29b, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 404.623170] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:28:10 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x7a000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:10 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xffffff9e, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:10 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x300, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:10 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000060005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:10 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0xfc, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}, {@inode_readahead_blks={'inode_readahead_blks'}}, {@jqfmt_vfsv0='jqfmt=vfsv0'}, {@bh='bh'}]}) 09:28:10 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="effdffff100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:10 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x81000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:10 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xfffffff0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:10 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000070005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 404.851241] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:28:10 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x500, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:10 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000f0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:10 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xffffffff, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:10 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13", 0xfc, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}, {@inode_readahead_blks={'inode_readahead_blks'}}, {@jqfmt_vfsv0='jqfmt=vfsv0'}, {@bh='bh'}]}) 09:28:10 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x88a8ffff, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:11 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x600, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:11 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000080005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:11 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50020000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:11 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="0f000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:11 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50030000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 405.062551] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:28:11 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x9effffff, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:11 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x104, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}, {@inode_readahead_blks={'inode_readahead_blks'}}, {@jqfmt_vfsv0='jqfmt=vfsv0'}, {@bh='bh'}]}) 09:28:11 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="10000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:11 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000090005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:11 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50040000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:11 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x700, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:11 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xc9020000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:11 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000a0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:11 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xf00, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:11 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xf0ffffff, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:11 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="52000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:11 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50050000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 405.547971] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:28:11 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000b0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:11 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x104, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}, {@inode_readahead_blks={'inode_readahead_blks'}}, {@jqfmt_vfsv0='jqfmt=vfsv0'}, {@bh='bh'}]}) 09:28:11 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x8100, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:11 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xfeff0000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:11 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50060000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:11 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="c0000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:11 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xff0f0000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:11 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50070000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 405.737729] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:28:11 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x9b02, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:11 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000c0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:11 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="c00e0000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:11 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xffffa888, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:11 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x104, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}, {@inode_readahead_blks={'inode_readahead_blks'}}, {@jqfmt_vfsv0='jqfmt=vfsv0'}, {@bh='bh'}]}) 09:28:11 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xf000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:11 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50080000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:11 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="e03f0300100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 405.959788] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:28:12 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500a0000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:12 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000d0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:12 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x108, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}, {@inode_readahead_blks={'inode_readahead_blks'}}, {@jqfmt_vfsv0='jqfmt=vfsv0'}, {@bh='bh'}]}) 09:28:12 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xfffff000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:12 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xfeff, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:12 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="10010020100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:12 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500c0000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:12 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000e0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:12 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xffffff7f, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 406.180718] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:28:12 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xff0f, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:12 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500e0000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:12 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xffffff9e, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:12 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x108, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}, {@inode_readahead_blks={'inode_readahead_blks'}}, {@jqfmt_vfsv0='jqfmt=vfsv0'}, {@bh='bh'}]}) 09:28:12 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="00f0ff7f100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:12 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000f0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:12 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500f0000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:12 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xfffe, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:12 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50020000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:12 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="effdffff100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:12 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50100000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:12 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xfffffff0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 406.485830] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:28:12 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x34000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:12 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50030000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:12 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xffffffff, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:12 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x108, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}, {@inode_readahead_blks={'inode_readahead_blks'}}, {@jqfmt_vfsv0='jqfmt=vfsv0'}, {@bh='bh'}]}) 09:28:12 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000010005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:12 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50600000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:12 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="0f000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:12 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x40000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:12 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50f00000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:12 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50040000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:12 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000020005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:12 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x400300, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 406.780802] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:28:12 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000030005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:12 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="10000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:12 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50050000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:12 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10a, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}, {@inode_readahead_blks={'inode_readahead_blks'}}, {@jqfmt_vfsv0='jqfmt=vfsv0'}, {@bh='bh'}]}) 09:28:12 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000300100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:12 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xf0ffff, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:12 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000040005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:12 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50060000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:12 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="52000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:13 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="508d0300100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 407.002220] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:28:13 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50070000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:13 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x1000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:13 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000050005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:13 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10a, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}, {@inode_readahead_blks={'inode_readahead_blks'}}, {@jqfmt_vfsv0='jqfmt=vfsv0'}, {@bh='bh'}]}) 09:28:13 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="c0000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:13 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50080000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:13 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000500100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:13 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x2000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:13 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000060005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 407.246431] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:28:13 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000600100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:13 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500f0000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:13 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="c00e0000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:13 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x3000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:13 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4", 0x10a, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}, {@inode_readahead_blks={'inode_readahead_blks'}}, {@jqfmt_vfsv0='jqfmt=vfsv0'}, {@bh='bh'}]}) 09:28:13 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000070005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:13 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50480000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:13 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000700100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 407.429025] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:28:13 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000080005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:13 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="e03f0300100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:13 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10b, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}, {@inode_readahead_blks={'inode_readahead_blks'}}, {@jqfmt_vfsv0='jqfmt=vfsv0'}, {@bh='bh'}]}) 09:28:13 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x4000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:13 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="504c0000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:13 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000a00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:13 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000090005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:13 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="10010020100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:13 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000c00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 407.604930] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:28:13 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x5000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:13 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50600000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:13 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000a0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:13 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000e00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:13 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10b, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}, {@inode_readahead_blks={'inode_readahead_blks'}}, {@jqfmt_vfsv0='jqfmt=vfsv0'}, {@bh='bh'}]}) 09:28:13 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="00f0ff7f100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:13 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50680000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:13 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x6000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:13 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000b0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:13 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000f00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:13 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x7000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 407.853438] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:28:13 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="506c0000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:13 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="effdffff100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:13 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10b, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}, {@inode_readahead_blks={'inode_readahead_blks'}}, {@jqfmt_vfsv0='jqfmt=vfsv0'}, {@bh='bh'}]}) 09:28:13 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000c0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:13 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50655800100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:14 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50740000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:14 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x8000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:14 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000010005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 408.036304] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? 09:28:14 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000d0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:14 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50006000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:14 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="507a0000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:14 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}, {@inode_readahead_blks={'inode_readahead_blks'}}, {@jqfmt_vfsv0='jqfmt=vfsv0'}, {@bh='bh'}]}) 09:28:14 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000020005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:14 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xf000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:14 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50586500100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:14 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000e0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:14 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50f00000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:14 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x81000000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:14 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000030005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:14 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50008100100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:14 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000f0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 408.294422] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 09:28:14 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000300100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:14 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}, {@inode_readahead_blks={'inode_readahead_blks'}}, {@jqfmt_vfsv0='jqfmt=vfsv0'}, {@bh='bh'}]}) 09:28:14 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50020000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:14 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x9b020000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:14 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50970300100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:14 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000040005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:14 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50030000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 408.449948] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 09:28:14 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50038d00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:14 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000500100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:14 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}, {@inode_readahead_blks={'inode_readahead_blks'}}, {@jqfmt_vfsv0='jqfmt=vfsv0'}, {@bh='bh'}]}) 09:28:14 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x9effffff, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:14 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000050005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:14 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000600100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:14 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000f000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:14 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50040000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:14 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000060005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:14 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xf0ffffff, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:14 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000700100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 408.635246] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 09:28:14 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50050000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:14 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50fffe00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:14 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, 0x0) [ 408.730038] validate_nla: 80 callbacks suppressed [ 408.731199] netlink: 'syz-executor.3': attribute type 5 has an invalid length. 09:28:14 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500fff00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:14 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000070005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:14 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xfeff0000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:14 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000f00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:14 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50060000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:14 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, 0x0) 09:28:14 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50002000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:14 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000080005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 408.881904] netlink: 'syz-executor.3': attribute type 5 has an invalid length. 09:28:14 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50070000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:14 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50feff00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:14 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, 0x0) 09:28:14 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xff0f0000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:14 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50004800100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:15 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50080000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:15 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000090005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:15 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50200004100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:15 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000140005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:15 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50004c00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:15 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}, {@inode_readahead_blks={'inode_readahead_blks'}}, {@jqfmt_vfsv0='jqfmt=vfsv0'}]}) 09:28:15 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500a0000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 409.119016] netlink: 'syz-executor.3': attribute type 5 has an invalid length. 09:28:15 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000a0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:15 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xfffff000, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:15 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000670005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:15 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50006000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 409.254210] netlink: 'syz-executor.3': attribute type 5 has an invalid length. 09:28:15 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="507fffffff0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:15 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xffffff7f, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:15 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500c0000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:15 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000400000005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 409.298795] EXT4-fs (loop2): mounted filesystem without journal. Opts: resgid=0x0000000000000000,norecovery,inode_readahead_blks=0x0000000000000000,jqfmt=vfsv0,,errors=continue 09:28:15 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000b0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:15 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50006800100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 409.362185] netlink: 'syz-executor.3': attribute type 5 has an invalid length. 09:28:15 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}, {@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:15 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500e0000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:15 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000483d010005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:15 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xffffff9e, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:15 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50006c00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:15 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500f0000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:15 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000c0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:15 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50004c3d010005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:15 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50007400100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 409.528913] netlink: 'syz-executor.3': attribute type 5 has an invalid length. [ 409.550927] EXT4-fs (loop2): mounted filesystem without journal. Opts: resgid=0x0000000000000000,norecovery,inode_readahead_blks=0x0000000000000000,,errors=continue 09:28:15 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50100000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:15 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xfffffff0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:15 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000d0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:15 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}]}) 09:28:15 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000200100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:15 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50007a00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:15 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50480000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:15 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000e0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 409.707210] netlink: 'syz-executor.3': attribute type 5 has an invalid length. 09:28:15 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000300100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:15 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0xffffffff, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:15 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50008100100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 409.790463] EXT4-fs (loop2): mounted filesystem without journal. Opts: resgid=0x0000000000000000,norecovery,,errors=continue 09:28:15 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000f0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:15 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="504c0000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:15 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000400100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:15 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}]}) [ 409.864139] netlink: 'syz-executor.3': attribute type 5 has an invalid length. 09:28:15 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="0f000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:15 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50039700100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:15 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50020000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:15 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50600000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:15 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000500100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:16 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="10000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:16 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000f000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 409.994907] EXT4-fs (loop2): mounted filesystem without journal. Opts: resgid=0x0000000000000000,norecovery,,errors=continue 09:28:16 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50030000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:16 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}]}) 09:28:16 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50680000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:16 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000600100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:16 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50fffe00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:16 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="c0000000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:16 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="506c0000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:16 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50040000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:16 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000700100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:16 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500fff00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:16 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="c00e0000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:16 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50740000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 410.263717] EXT4-fs (loop2): mounted filesystem without journal. Opts: resgid=0x0000000000000000,norecovery,,errors=continue 09:28:16 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50050000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:16 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:16 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000800100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:16 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50feff00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:16 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50060000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:16 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="e03f0300100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:16 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="507a0000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:16 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000a00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:16 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50200004100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 410.478353] EXT4-fs (loop2): mounted filesystem without journal. Opts: resgid=0x0000000000000000,inode_readahead_blks=0x0000000000000000,,errors=continue 09:28:16 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50070000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:16 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="10010020100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:16 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:16 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50f00000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:16 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000c00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:16 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000110005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:16 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="00f0ff7f100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:16 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50080000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:16 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000e00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:16 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000300100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:16 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="effdffff100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 410.723927] netlink: 'syz-executor.5': attribute type 5 has an invalid length. [ 410.733046] EXT4-fs (loop2): mounted filesystem without journal. Opts: inode_readahead_blks=0x0000000000000000,,errors=continue 09:28:16 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500a0000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:16 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000120005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:16 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50a50300100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:16 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000f0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:16 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000f00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:16 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500c0000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 410.874588] netlink: 'syz-executor.5': attribute type 5 has an invalid length. 09:28:16 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000140005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:16 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000500100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:16 executing program 2: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@resgid={'resgid'}}, {@norecovery='norecovery'}]}) 09:28:16 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50020000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:17 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000002f0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:17 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50001000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:17 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50030000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:17 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000600100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:17 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500e0000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 411.094002] EXT4-fs (loop2): mounted filesystem without journal. Opts: resgid=0x0000000000000000,norecovery,,errors=continue 09:28:17 executing program 2 (fault-call:0 fault-nth:0): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:17 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50006000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:17 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000520005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:17 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50040000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:17 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500f0000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:17 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000700100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:17 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000f000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:17 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000670005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 411.297122] FAULT_INJECTION: forcing a failure. [ 411.297122] name failslab, interval 1, probability 0, space 0, times 0 [ 411.350607] CPU: 0 PID: 23916 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 411.358537] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 411.367905] Call Trace: [ 411.370517] dump_stack+0x1fc/0x2ef [ 411.374173] should_fail.cold+0xa/0xf [ 411.377998] ? setup_fault_attr+0x200/0x200 [ 411.382341] ? lock_acquire+0x170/0x3c0 [ 411.386341] __should_failslab+0x115/0x180 [ 411.390724] should_failslab+0x5/0x10 [ 411.394544] __kmalloc+0x2ab/0x3c0 [ 411.398110] ? __se_sys_memfd_create+0xf8/0x440 [ 411.402803] __se_sys_memfd_create+0xf8/0x440 [ 411.407322] ? memfd_file_seals_ptr+0x150/0x150 [ 411.412018] ? do_syscall_64+0xbf/0x620 [ 411.416158] do_syscall_64+0xf9/0x620 [ 411.419982] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 411.425186] RIP: 0033:0x465f69 [ 411.428396] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 09:28:17 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50050000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 411.447586] RSP: 002b:00007f4784cfcf48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 411.455321] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 0000000000465f69 [ 411.462616] RDX: 00000000000120c0 RSI: 0000000000000000 RDI: 00000000004beb78 [ 411.469908] RBP: 0000000000000004 R08: 0000000000009060 R09: ffffffffffffffff [ 411.477208] R10: 0000000000000004 R11: 0000000000000246 R12: 0000000008100000 [ 411.484499] R13: 0000000020000100 R14: 0000000000040000 R15: 0000000020000580 09:28:17 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50060000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:17 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000003100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:17 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000a00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:17 executing program 2 (fault-call:0 fault-nth:1): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:17 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50100000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:17 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50070000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:17 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="507fffffff0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:17 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000c00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:17 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50008d03100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:17 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000400000005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:17 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50080000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 411.684392] FAULT_INJECTION: forcing a failure. [ 411.684392] name failslab, interval 1, probability 0, space 0, times 0 09:28:17 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000e00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 411.760480] CPU: 0 PID: 23946 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 411.768561] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 411.778061] Call Trace: [ 411.780679] dump_stack+0x1fc/0x2ef [ 411.784333] should_fail.cold+0xa/0xf [ 411.788181] ? setup_fault_attr+0x200/0x200 [ 411.792655] ? lock_acquire+0x170/0x3c0 [ 411.796650] __should_failslab+0x115/0x180 [ 411.800908] should_failslab+0x5/0x10 [ 411.804728] kmem_cache_alloc+0x277/0x370 [ 411.808899] ? shmem_destroy_callback+0xb0/0xb0 [ 411.813593] shmem_alloc_inode+0x18/0x40 [ 411.817784] ? shmem_destroy_callback+0xb0/0xb0 [ 411.822607] alloc_inode+0x5d/0x180 [ 411.826254] new_inode+0x1d/0xf0 [ 411.829647] shmem_get_inode+0x96/0x8d0 [ 411.833779] __shmem_file_setup.part.0+0x7a/0x2b0 [ 411.838651] shmem_file_setup+0x61/0x90 [ 411.842646] __se_sys_memfd_create+0x26b/0x440 [ 411.847247] ? memfd_file_seals_ptr+0x150/0x150 [ 411.851946] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe 09:28:17 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000f00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:17 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50480000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:17 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000005100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 411.857338] ? trace_hardirqs_off_caller+0x6e/0x210 [ 411.862376] ? do_syscall_64+0x21/0x620 [ 411.866379] do_syscall_64+0xf9/0x620 [ 411.870208] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 411.875413] RIP: 0033:0x465f69 [ 411.878628] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 411.897554] RSP: 002b:00007f4784cfcf48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 411.905405] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 0000000000465f69 [ 411.912697] RDX: 00000000000120c0 RSI: 0000000000000000 RDI: 00000000004beb78 [ 411.919999] RBP: 0000000000000004 R08: 0000000000009060 R09: ffffffffffffffff [ 411.927311] R10: 0000000000000004 R11: 0000000000000246 R12: 0000000008100000 [ 411.934703] R13: 0000000020000100 R14: 0000000000040000 R15: 0000000020000580 09:28:17 executing program 2 (fault-call:0 fault-nth:2): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:17 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000f83e010005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:17 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000006100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:17 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500f0000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:17 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50002000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:17 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="504c0000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:18 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000007100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 412.098214] FAULT_INJECTION: forcing a failure. [ 412.098214] name failslab, interval 1, probability 0, space 0, times 0 09:28:18 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50f00000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 412.161527] CPU: 1 PID: 23980 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 412.169757] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 412.179136] Call Trace: [ 412.181750] dump_stack+0x1fc/0x2ef [ 412.185407] should_fail.cold+0xa/0xf [ 412.189360] ? setup_fault_attr+0x200/0x200 [ 412.193702] ? lock_acquire+0x170/0x3c0 [ 412.197846] __should_failslab+0x115/0x180 [ 412.202283] should_failslab+0x5/0x10 [ 412.206119] kmem_cache_alloc+0x277/0x370 09:28:18 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="509b0200100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 412.210306] __d_alloc+0x2b/0xa10 [ 412.213795] d_alloc_pseudo+0x19/0x70 [ 412.217624] alloc_file_pseudo+0xc6/0x250 [ 412.221803] ? alloc_file+0x4d0/0x4d0 [ 412.225623] ? lockdep_annotate_inode_mutex_key+0x43/0x130 [ 412.231271] ? shmem_get_inode+0x44c/0x8d0 [ 412.235532] __shmem_file_setup.part.0+0x102/0x2b0 [ 412.240643] shmem_file_setup+0x61/0x90 [ 412.244641] __se_sys_memfd_create+0x26b/0x440 [ 412.249248] ? memfd_file_seals_ptr+0x150/0x150 [ 412.253940] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 412.259327] ? trace_hardirqs_off_caller+0x6e/0x210 [ 412.264362] ? do_syscall_64+0x21/0x620 [ 412.268361] do_syscall_64+0xf9/0x620 [ 412.272183] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 412.277391] RIP: 0033:0x465f69 [ 412.280597] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 412.299515] RSP: 002b:00007f4784cfcf48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f 09:28:18 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000fc3e010005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:18 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50600000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:18 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000a100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 412.307391] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 0000000000465f69 [ 412.314682] RDX: 00000000000120c0 RSI: 0000000000000000 RDI: 00000000004beb78 [ 412.321972] RBP: 0000000000000004 R08: 0000000000009060 R09: ffffffffffffffff [ 412.329530] R10: 0000000000000004 R11: 0000000000000246 R12: 0000000008100000 [ 412.336817] R13: 0000000020000100 R14: 0000000000040000 R15: 0000000020000580 09:28:18 executing program 2 (fault-call:0 fault-nth:3): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:18 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50004800100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:18 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000300100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:18 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000200100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:18 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000c100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:18 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50680000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:18 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000500100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:18 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50004c00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:18 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000300100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:18 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000e100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:18 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000600100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 412.598361] FAULT_INJECTION: forcing a failure. [ 412.598361] name failslab, interval 1, probability 0, space 0, times 0 09:28:18 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="506c0000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 412.660155] CPU: 1 PID: 24020 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 412.668232] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 412.677603] Call Trace: [ 412.680326] dump_stack+0x1fc/0x2ef [ 412.683978] should_fail.cold+0xa/0xf [ 412.687801] ? setup_fault_attr+0x200/0x200 [ 412.692143] ? lock_acquire+0x170/0x3c0 [ 412.696143] __should_failslab+0x115/0x180 [ 412.700398] should_failslab+0x5/0x10 [ 412.704218] kmem_cache_alloc+0x277/0x370 [ 412.708388] __alloc_file+0x21/0x330 [ 412.712260] alloc_empty_file+0x6d/0x170 [ 412.716473] alloc_file+0x5e/0x4d0 [ 412.720039] alloc_file_pseudo+0x165/0x250 [ 412.724296] ? alloc_file+0x4d0/0x4d0 [ 412.728114] ? lockdep_annotate_inode_mutex_key+0x43/0x130 [ 412.733763] ? shmem_get_inode+0x44c/0x8d0 [ 412.738025] __shmem_file_setup.part.0+0x102/0x2b0 [ 412.742981] shmem_file_setup+0x61/0x90 [ 412.746971] __se_sys_memfd_create+0x26b/0x440 [ 412.751573] ? memfd_file_seals_ptr+0x150/0x150 [ 412.756259] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 412.761649] ? trace_hardirqs_off_caller+0x6e/0x210 [ 412.766683] ? do_syscall_64+0x21/0x620 [ 412.770676] do_syscall_64+0xf9/0x620 [ 412.774503] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 412.779709] RIP: 0033:0x465f69 [ 412.783097] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 412.802404] RSP: 002b:00007f4784cfcf48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 412.810141] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 0000000000465f69 [ 412.817436] RDX: 00000000000120c0 RSI: 0000000000000000 RDI: 00000000004beb78 [ 412.824870] RBP: 0000000000000004 R08: 0000000000009060 R09: ffffffffffffffff [ 412.832162] R10: 0000000000000004 R11: 0000000000000246 R12: 0000000008100000 [ 412.839452] R13: 0000000020000100 R14: 0000000000040000 R15: 0000000020000580 09:28:18 executing program 2 (fault-call:0 fault-nth:4): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:18 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50740000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:18 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50655800100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:18 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000400100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:18 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000f100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:18 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000700100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:18 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="507a0000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:18 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50006558100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:19 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50006000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 412.998876] FAULT_INJECTION: forcing a failure. [ 412.998876] name failslab, interval 1, probability 0, space 0, times 0 09:28:19 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000500100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:19 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000f00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 413.092098] CPU: 0 PID: 24062 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 413.100190] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 413.109676] Call Trace: [ 413.112295] dump_stack+0x1fc/0x2ef [ 413.115999] should_fail.cold+0xa/0xf [ 413.119828] ? setup_fault_attr+0x200/0x200 [ 413.124182] ? lock_acquire+0x170/0x3c0 [ 413.128196] __should_failslab+0x115/0x180 [ 413.132543] should_failslab+0x5/0x10 [ 413.136367] kmem_cache_alloc_trace+0x284/0x380 [ 413.141069] apparmor_file_alloc_security+0x394/0xad0 [ 413.146284] ? apparmor_file_receive+0x160/0x160 [ 413.151313] ? __alloc_file+0x21/0x330 [ 413.155230] security_file_alloc+0x40/0x90 [ 413.159489] __alloc_file+0xc9/0x330 [ 413.163466] alloc_empty_file+0x6d/0x170 [ 413.167549] alloc_file+0x5e/0x4d0 [ 413.171116] alloc_file_pseudo+0x165/0x250 [ 413.175507] ? alloc_file+0x4d0/0x4d0 [ 413.179327] ? lockdep_annotate_inode_mutex_key+0x43/0x130 [ 413.184981] ? shmem_get_inode+0x44c/0x8d0 [ 413.189243] __shmem_file_setup.part.0+0x102/0x2b0 [ 413.194203] shmem_file_setup+0x61/0x90 [ 413.198195] __se_sys_memfd_create+0x26b/0x440 [ 413.203119] ? memfd_file_seals_ptr+0x150/0x150 [ 413.207811] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 413.213196] ? trace_hardirqs_off_caller+0x6e/0x210 [ 413.218236] ? do_syscall_64+0x21/0x620 [ 413.222234] do_syscall_64+0xf9/0x620 [ 413.226061] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 413.231269] RIP: 0033:0x465f69 [ 413.234478] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 413.253505] RSP: 002b:00007f4784cfcf48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 413.261418] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 0000000000465f69 [ 413.268712] RDX: 00000000000120c0 RSI: 0000000000000000 RDI: 00000000004beb78 [ 413.276266] RBP: 0000000000000004 R08: 0000000000009060 R09: ffffffffffffffff [ 413.283560] R10: 0000000000000004 R11: 0000000000000246 R12: 0000000008100000 09:28:19 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50008100100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 413.290847] R13: 0000000020000100 R14: 0000000000040000 R15: 0000000020000580 09:28:19 executing program 2 (fault-call:0 fault-nth:5): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:19 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000600100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:19 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000060100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:19 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50586500100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:19 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50f00000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:19 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50029b00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:19 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000700100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:19 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50c90200100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:19 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000f000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:19 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50005865100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:19 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50006800100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 413.472709] FAULT_INJECTION: forcing a failure. [ 413.472709] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 413.529591] CPU: 1 PID: 24105 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 413.537543] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 413.547054] Call Trace: [ 413.549668] dump_stack+0x1fc/0x2ef [ 413.553326] should_fail.cold+0xa/0xf [ 413.557152] ? lock_acquire+0x170/0x3c0 [ 413.561147] ? setup_fault_attr+0x200/0x200 [ 413.565498] __alloc_pages_nodemask+0x239/0x2890 [ 413.570306] ? __lock_acquire+0x6de/0x3ff0 [ 413.574564] ? static_obj+0x50/0x50 [ 413.578218] ? __lock_acquire+0x6de/0x3ff0 [ 413.582473] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 413.587334] ? __lock_acquire+0x6de/0x3ff0 [ 413.591750] ? deref_stack_reg+0x134/0x1d0 [ 413.596139] ? mark_held_locks+0xf0/0xf0 [ 413.600225] ? mark_held_locks+0xf0/0xf0 [ 413.604310] ? unwind_next_frame+0x10a9/0x1c60 [ 413.608917] alloc_pages_vma+0xf2/0x780 [ 413.612918] shmem_alloc_page+0x11c/0x1f0 [ 413.617091] ? shmem_swapin+0x220/0x220 [ 413.621103] ? percpu_counter_add_batch+0x126/0x180 09:28:19 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000300100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 413.626150] ? __vm_enough_memory+0x316/0x650 [ 413.630684] shmem_alloc_and_acct_page+0x15a/0x850 [ 413.635762] shmem_getpage_gfp+0x4e9/0x37f0 [ 413.640127] ? shmem_alloc_and_acct_page+0x850/0x850 [ 413.645253] ? mark_held_locks+0xa6/0xf0 [ 413.649342] ? ktime_get_coarse_real_ts64+0x1c7/0x290 [ 413.654717] ? iov_iter_fault_in_readable+0x1fc/0x3f0 [ 413.659937] shmem_write_begin+0xff/0x1e0 [ 413.664117] generic_perform_write+0x1f8/0x4d0 [ 413.668725] ? filemap_page_mkwrite+0x2f0/0x2f0 [ 413.673412] ? current_time+0x1c0/0x1c0 [ 413.677413] ? lock_acquire+0x170/0x3c0 [ 413.681406] __generic_file_write_iter+0x24b/0x610 [ 413.686497] generic_file_write_iter+0x3f8/0x730 [ 413.691279] __vfs_write+0x51b/0x770 [ 413.695016] ? kernel_read+0x110/0x110 [ 413.698933] ? check_preemption_disabled+0x41/0x280 [ 413.703976] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 413.709138] vfs_write+0x1f3/0x540 [ 413.712878] __x64_sys_pwrite64+0x1f7/0x250 [ 413.717363] ? ksys_pwrite64+0x1a0/0x1a0 [ 413.721577] ? trace_hardirqs_off_caller+0x6e/0x210 [ 413.726618] ? do_syscall_64+0x21/0x620 [ 413.730614] do_syscall_64+0xf9/0x620 [ 413.734435] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 413.739643] RIP: 0033:0x419607 [ 413.742854] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 413.762028] RSP: 002b:00007f4784cfcf20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 413.769752] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000419607 [ 413.777043] RDX: 000000000000010c RSI: 0000000020010000 RDI: 0000000000000004 [ 413.784334] RBP: 0000000000000004 R08: 0000000000000000 R09: ffffffffffffffff [ 413.791622] R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000004 [ 413.798910] R13: 0000000000000004 R14: 0000000020000200 R15: 0000000000000000 09:28:19 executing program 2 (fault-call:0 fault-nth:6): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:19 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000500100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:19 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50006c00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:19 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50fffe00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:19 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000800100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:19 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000081100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 413.835660] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 09:28:19 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500fff00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:19 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50007400100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:19 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000f00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 413.983892] FAULT_INJECTION: forcing a failure. [ 413.983892] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 414.038148] CPU: 0 PID: 24155 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 414.046211] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 414.055707] Call Trace: [ 414.058324] dump_stack+0x1fc/0x2ef [ 414.061983] should_fail.cold+0xa/0xf [ 414.065805] ? lock_acquire+0x170/0x3c0 [ 414.069799] ? setup_fault_attr+0x200/0x200 [ 414.074151] __alloc_pages_nodemask+0x239/0x2890 [ 414.079101] ? __lock_acquire+0x6de/0x3ff0 [ 414.083625] ? __lock_acquire+0x6de/0x3ff0 [ 414.087973] ? __lock_acquire+0x6de/0x3ff0 [ 414.092241] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 414.097111] ? __lock_acquire+0x6de/0x3ff0 [ 414.101378] ? static_obj+0x50/0x50 [ 414.105027] ? mark_held_locks+0xf0/0xf0 [ 414.109121] alloc_pages_vma+0xf2/0x780 [ 414.113210] shmem_alloc_page+0x11c/0x1f0 [ 414.117383] ? shmem_swapin+0x220/0x220 [ 414.121401] ? percpu_counter_add_batch+0x126/0x180 [ 414.126444] ? __vm_enough_memory+0x316/0x650 [ 414.131118] shmem_alloc_and_acct_page+0x15a/0x850 [ 414.136082] shmem_getpage_gfp+0x4e9/0x37f0 [ 414.140455] ? shmem_alloc_and_acct_page+0x850/0x850 [ 414.145678] ? mark_held_locks+0xa6/0xf0 [ 414.149765] ? ktime_get_coarse_real_ts64+0x1c7/0x290 [ 414.154982] ? iov_iter_fault_in_readable+0x1fc/0x3f0 [ 414.160204] shmem_write_begin+0xff/0x1e0 [ 414.164386] generic_perform_write+0x1f8/0x4d0 [ 414.169006] ? filemap_page_mkwrite+0x2f0/0x2f0 [ 414.173702] ? current_time+0x1c0/0x1c0 [ 414.177708] ? lock_acquire+0x170/0x3c0 [ 414.181708] __generic_file_write_iter+0x24b/0x610 [ 414.186664] generic_file_write_iter+0x3f8/0x730 [ 414.191451] __vfs_write+0x51b/0x770 [ 414.195190] ? kernel_read+0x110/0x110 [ 414.199253] ? check_preemption_disabled+0x41/0x280 [ 414.204438] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 414.209482] vfs_write+0x1f3/0x540 [ 414.213076] __x64_sys_pwrite64+0x1f7/0x250 [ 414.217429] ? ksys_pwrite64+0x1a0/0x1a0 [ 414.221516] ? trace_hardirqs_off_caller+0x6e/0x210 [ 414.226697] ? do_syscall_64+0x21/0x620 [ 414.230704] do_syscall_64+0xf9/0x620 [ 414.234531] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 414.239738] RIP: 0033:0x419607 [ 414.242949] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 414.261867] RSP: 002b:00007f4784cfcf20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 414.269600] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000419607 [ 414.276892] RDX: 000000000000009e RSI: 0000000020011e00 RDI: 0000000000000004 09:28:20 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000038d100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:20 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000f0100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:20 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000fffe100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 414.284313] RBP: 0000000000000004 R08: 0000000000000000 R09: ffffffffffffffff [ 414.291606] R10: 0000000000009060 R11: 0000000000000293 R12: 0000000000000004 [ 414.298900] R13: 0000000000000004 R14: 0000000020000248 R15: 0000000000000003 [ 414.331953] EXT4-fs error (device loop2): ext4_fill_super:4446: inode #2: comm syz-executor.2: iget: root inode unallocated [ 414.358391] EXT4-fs (loop2): get root inode failed [ 414.370302] EXT4-fs (loop2): mount failed 09:28:20 executing program 2 (fault-call:0 fault-nth:7): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:20 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000fff100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:20 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000600100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:20 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50007a00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:20 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50feff00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:20 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50004800100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:20 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50200004100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:20 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000700100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 414.516621] FAULT_INJECTION: forcing a failure. [ 414.516621] name failslab, interval 1, probability 0, space 0, times 0 [ 414.528381] CPU: 1 PID: 24203 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 414.536362] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 414.545855] Call Trace: [ 414.548471] dump_stack+0x1fc/0x2ef [ 414.552121] should_fail.cold+0xa/0xf [ 414.555942] ? setup_fault_attr+0x200/0x200 [ 414.560296] ? __lock_acquire+0x6de/0x3ff0 [ 414.564557] __should_failslab+0x115/0x180 [ 414.568825] should_failslab+0x5/0x10 [ 414.572647] kmem_cache_alloc+0x3f/0x370 [ 414.576738] radix_tree_node_alloc.constprop.0+0x1e4/0x320 [ 414.582389] radix_tree_extend+0x191/0x4b0 [ 414.586650] __radix_tree_create+0x448/0x540 [ 414.591114] __radix_tree_insert+0xbb/0x5f0 [ 414.595460] ? __radix_tree_create+0x540/0x540 [ 414.600062] ? lock_acquire+0x170/0x3c0 [ 414.604059] ? shmem_add_to_page_cache+0x306/0xbb0 [ 414.609155] shmem_add_to_page_cache+0x616/0xbb0 09:28:20 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000a00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 414.613936] ? shmem_recalc_inode+0x310/0x310 [ 414.618451] ? __radix_tree_preload+0x1fe/0x280 [ 414.623430] shmem_getpage_gfp+0x2004/0x37f0 [ 414.628007] ? shmem_alloc_and_acct_page+0x850/0x850 [ 414.633128] ? mark_held_locks+0xa6/0xf0 [ 414.637205] ? ktime_get_coarse_real_ts64+0x1c7/0x290 [ 414.642415] ? iov_iter_fault_in_readable+0x1fc/0x3f0 [ 414.647631] shmem_write_begin+0xff/0x1e0 [ 414.651810] generic_perform_write+0x1f8/0x4d0 [ 414.656427] ? filemap_page_mkwrite+0x2f0/0x2f0 [ 414.661253] ? current_time+0x1c0/0x1c0 09:28:20 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000140005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 414.665251] ? lock_acquire+0x170/0x3c0 [ 414.669251] __generic_file_write_iter+0x24b/0x610 [ 414.674341] generic_file_write_iter+0x3f8/0x730 [ 414.679118] __vfs_write+0x51b/0x770 [ 414.682847] ? kernel_read+0x110/0x110 [ 414.686763] ? check_preemption_disabled+0x41/0x280 [ 414.691805] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 414.696845] vfs_write+0x1f3/0x540 [ 414.700405] __x64_sys_pwrite64+0x1f7/0x250 [ 414.704835] ? ksys_pwrite64+0x1a0/0x1a0 [ 414.708924] ? trace_hardirqs_off_caller+0x6e/0x210 [ 414.713965] ? do_syscall_64+0x21/0x620 09:28:20 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000c00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 414.717970] do_syscall_64+0xf9/0x620 [ 414.721951] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 414.727152] RIP: 0033:0x419607 [ 414.730503] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 414.749422] RSP: 002b:00007f4784cfcf20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 414.757315] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000419607 09:28:20 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50008100100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 414.764603] RDX: 000000000000009e RSI: 0000000020011e00 RDI: 0000000000000004 [ 414.771889] RBP: 0000000000000004 R08: 0000000000000000 R09: ffffffffffffffff [ 414.780045] R10: 0000000000009060 R11: 0000000000000293 R12: 0000000000000004 [ 414.787468] R13: 0000000000000004 R14: 0000000020000248 R15: 0000000000000003 09:28:20 executing program 2 (fault-call:0 fault-nth:8): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:20 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000e00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:20 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50004c00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:20 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000feff100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:20 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5003a500100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:20 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000670005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 414.886666] EXT4-fs (loop2): mounted filesystem without journal. Opts: inode_readahead_blks=0x0000000000000000,,errors=continue 09:28:21 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50006000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:21 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="507fffffff0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:21 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000f00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:21 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000f000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:21 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000f0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 415.091606] FAULT_INJECTION: forcing a failure. [ 415.091606] name failslab, interval 1, probability 0, space 0, times 0 09:28:21 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000400000005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 415.152686] CPU: 1 PID: 24257 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 415.160619] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 415.169992] Call Trace: [ 415.172615] dump_stack+0x1fc/0x2ef [ 415.176282] should_fail.cold+0xa/0xf [ 415.180110] ? setup_fault_attr+0x200/0x200 [ 415.184459] ? lock_acquire+0x170/0x3c0 [ 415.188459] __should_failslab+0x115/0x180 [ 415.192724] should_failslab+0x5/0x10 [ 415.196547] kmem_cache_alloc+0x277/0x370 [ 415.200724] getname_flags+0xce/0x590 [ 415.204637] do_sys_open+0x26c/0x520 [ 415.208381] ? filp_open+0x70/0x70 [ 415.211952] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 415.217341] ? trace_hardirqs_off_caller+0x6e/0x210 [ 415.222377] ? do_syscall_64+0x21/0x620 [ 415.226527] do_syscall_64+0xf9/0x620 [ 415.230356] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 415.235560] RIP: 0033:0x419554 [ 415.238770] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 [ 415.257829] RSP: 002b:00007f4784cfced0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 415.265556] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000419554 [ 415.272844] RDX: 0000000000000002 RSI: 00007f4784cfd000 RDI: 00000000ffffff9c [ 415.280134] RBP: 00007f4784cfd000 R08: 0000000000000000 R09: ffffffffffffffff [ 415.287422] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 415.295037] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 09:28:21 executing program 2 (fault-call:0 fault-nth:9): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:21 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50002000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:21 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50006800100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:21 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000483d010005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:21 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50fffe00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:21 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000002100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 415.447833] FAULT_INJECTION: forcing a failure. [ 415.447833] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 415.459846] CPU: 1 PID: 24288 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 415.467766] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 415.477135] Call Trace: [ 415.479750] dump_stack+0x1fc/0x2ef [ 415.483402] should_fail.cold+0xa/0xf [ 415.487223] ? setup_fault_attr+0x200/0x200 [ 415.491567] ? do_writepages+0x290/0x290 [ 415.495646] ? unlock_page+0x13d/0x230 [ 415.499631] __alloc_pages_nodemask+0x239/0x2890 [ 415.504411] ? generic_perform_write+0x36c/0x4d0 [ 415.509187] ? __lock_acquire+0x6de/0x3ff0 [ 415.513450] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 415.518436] ? lock_downgrade+0x720/0x720 [ 415.522603] ? lock_acquire+0x170/0x3c0 [ 415.526599] ? up_write+0x18/0x150 [ 415.530325] ? generic_file_write_iter+0x381/0x730 [ 415.535283] cache_grow_begin+0xa4/0x8a0 [ 415.539360] ? setup_fault_attr+0x200/0x200 [ 415.543729] ? lock_acquire+0x170/0x3c0 09:28:21 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000003100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:21 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500fff00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:21 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50006c00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:21 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50004800100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 415.547727] cache_alloc_refill+0x273/0x340 [ 415.552074] kmem_cache_alloc+0x346/0x370 [ 415.556246] getname_flags+0xce/0x590 [ 415.560216] do_sys_open+0x26c/0x520 [ 415.563947] ? filp_open+0x70/0x70 [ 415.567507] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 415.572891] ? trace_hardirqs_off_caller+0x6e/0x210 [ 415.577928] ? do_syscall_64+0x21/0x620 [ 415.581925] do_syscall_64+0xf9/0x620 [ 415.585760] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 415.590963] RIP: 0033:0x419554 [ 415.594175] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 [ 415.613092] RSP: 002b:00007f4784cfced0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 415.620823] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000419554 [ 415.628114] RDX: 0000000000000002 RSI: 00007f4784cfd000 RDI: 00000000ffffff9c [ 415.635401] RBP: 00007f4784cfd000 R08: 0000000000000000 R09: ffffffffffffffff 09:28:21 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50feff00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:21 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50004c3d010005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 415.642688] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 415.649972] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 09:28:21 executing program 2 (fault-call:0 fault-nth:10): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:21 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000004100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:21 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50007400100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:21 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50004c00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:21 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000200100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:21 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50200004100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 415.789801] EXT4-fs (loop2): mounted filesystem without journal. Opts: inode_readahead_blks=0x0000000000000000,,errors=continue 09:28:21 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50007a00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:21 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000005100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:21 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000300100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:21 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50655800100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:21 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000110005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 415.934070] FAULT_INJECTION: forcing a failure. [ 415.934070] name failslab, interval 1, probability 0, space 0, times 0 [ 416.006693] CPU: 0 PID: 24334 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 416.014621] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 416.023988] Call Trace: [ 416.026604] dump_stack+0x1fc/0x2ef [ 416.030247] should_fail.cold+0xa/0xf [ 416.032294] validate_nla: 1 callbacks suppressed [ 416.032303] netlink: 'syz-executor.0': attribute type 5 has an invalid length. [ 416.034058] ? setup_fault_attr+0x200/0x200 [ 416.034076] ? lock_acquire+0x170/0x3c0 [ 416.054484] __should_failslab+0x115/0x180 [ 416.058742] should_failslab+0x5/0x10 [ 416.062554] kmem_cache_alloc+0x277/0x370 [ 416.066726] __alloc_file+0x21/0x330 [ 416.070463] alloc_empty_file+0x6d/0x170 [ 416.074545] path_openat+0xe9/0x2df0 [ 416.078276] ? __lock_acquire+0x6de/0x3ff0 [ 416.082535] ? path_lookupat+0x8d0/0x8d0 [ 416.086614] ? mark_held_locks+0xf0/0xf0 [ 416.090698] do_filp_open+0x18c/0x3f0 [ 416.094511] ? may_open_dev+0xf0/0xf0 [ 416.098329] ? __alloc_fd+0x28d/0x570 [ 416.102146] ? lock_downgrade+0x720/0x720 [ 416.106301] ? lock_acquire+0x170/0x3c0 [ 416.110285] ? __alloc_fd+0x34/0x570 [ 416.114013] ? do_raw_spin_unlock+0x171/0x230 [ 416.118518] ? _raw_spin_unlock+0x29/0x40 [ 416.122674] ? __alloc_fd+0x28d/0x570 [ 416.126494] do_sys_open+0x3b3/0x520 [ 416.130222] ? filp_open+0x70/0x70 [ 416.133776] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 416.139153] ? trace_hardirqs_off_caller+0x6e/0x210 [ 416.144181] ? do_syscall_64+0x21/0x620 [ 416.148178] do_syscall_64+0xf9/0x620 [ 416.151996] entry_SYSCALL_64_after_hwframe+0x49/0xbe 09:28:22 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000400100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 416.157196] RIP: 0033:0x419554 [ 416.160399] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 [ 416.179309] RSP: 002b:00007f4784cfced0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 416.187033] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000419554 [ 416.194402] RDX: 0000000000000002 RSI: 00007f4784cfd000 RDI: 00000000ffffff9c 09:28:22 executing program 2 (fault-call:0 fault-nth:11): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:22 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000f000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:22 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000006100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:22 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000120005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:22 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50006000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 416.201788] RBP: 00007f4784cfd000 R08: 0000000000000000 R09: ffffffffffffffff [ 416.209045] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 416.216335] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 09:28:22 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000500100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:22 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000003100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 416.311909] FAULT_INJECTION: forcing a failure. [ 416.311909] name failslab, interval 1, probability 0, space 0, times 0 [ 416.358102] CPU: 1 PID: 24363 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 416.366027] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 416.375390] Call Trace: [ 416.377995] dump_stack+0x1fc/0x2ef [ 416.381648] should_fail.cold+0xa/0xf [ 416.385463] ? setup_fault_attr+0x200/0x200 [ 416.389952] ? lock_acquire+0x170/0x3c0 [ 416.393944] __should_failslab+0x115/0x180 [ 416.398194] should_failslab+0x5/0x10 [ 416.402007] kmem_cache_alloc_trace+0x284/0x380 [ 416.406692] apparmor_file_alloc_security+0x394/0xad0 [ 416.411900] ? apparmor_file_receive+0x160/0x160 [ 416.416677] ? __alloc_file+0x21/0x330 [ 416.420580] security_file_alloc+0x40/0x90 [ 416.424831] __alloc_file+0xc9/0x330 [ 416.428561] alloc_empty_file+0x6d/0x170 [ 416.432642] path_openat+0xe9/0x2df0 [ 416.436369] ? __lock_acquire+0x6de/0x3ff0 [ 416.440649] ? path_lookupat+0x8d0/0x8d0 [ 416.444725] ? mark_held_locks+0xf0/0xf0 [ 416.448800] do_filp_open+0x18c/0x3f0 [ 416.452609] ? may_open_dev+0xf0/0xf0 [ 416.456419] ? __alloc_fd+0x28d/0x570 [ 416.460244] ? lock_downgrade+0x720/0x720 [ 416.464398] ? lock_acquire+0x170/0x3c0 [ 416.468382] ? __alloc_fd+0x34/0x570 [ 416.472113] ? do_raw_spin_unlock+0x171/0x230 [ 416.476618] ? _raw_spin_unlock+0x29/0x40 [ 416.480777] ? __alloc_fd+0x28d/0x570 [ 416.484594] do_sys_open+0x3b3/0x520 [ 416.488318] ? filp_open+0x70/0x70 [ 416.491870] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 416.497248] ? trace_hardirqs_off_caller+0x6e/0x210 [ 416.502279] ? do_syscall_64+0x21/0x620 [ 416.504809] netlink: 'syz-executor.0': attribute type 5 has an invalid length. [ 416.506260] do_syscall_64+0xf9/0x620 [ 416.506278] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 416.506293] RIP: 0033:0x419554 [ 416.524216] netlink: 'syz-executor.0': attribute type 5 has an invalid length. [ 416.525817] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 09:28:22 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000600100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:22 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000007100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 416.525827] RSP: 002b:00007f4784cfced0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 416.525840] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000419554 [ 416.525852] RDX: 0000000000000002 RSI: 00007f4784cfd000 RDI: 00000000ffffff9c [ 416.574351] RBP: 00007f4784cfd000 R08: 0000000000000000 R09: ffffffffffffffff [ 416.581628] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 416.588907] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 09:28:22 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000140005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:22 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50586500100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:22 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50009703100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:22 executing program 2 (fault-call:0 fault-nth:12): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:22 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50006800100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:22 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000008100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:22 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000700100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:22 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000002f0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:22 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000005100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 416.816346] FAULT_INJECTION: forcing a failure. [ 416.816346] name failslab, interval 1, probability 0, space 0, times 0 09:28:22 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000a100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:22 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000520005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:22 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50006c00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 416.857504] CPU: 0 PID: 24403 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 416.865434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 416.874803] Call Trace: [ 416.877453] dump_stack+0x1fc/0x2ef [ 416.881098] should_fail.cold+0xa/0xf [ 416.884910] ? setup_fault_attr+0x200/0x200 [ 416.889249] ? lock_acquire+0x170/0x3c0 [ 416.893235] __should_failslab+0x115/0x180 [ 416.897482] should_failslab+0x5/0x10 [ 416.901285] kmem_cache_alloc_trace+0x284/0x380 09:28:22 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000800100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 416.905970] ? loop_info64_to_compat+0x5e0/0x5e0 [ 416.910749] __kthread_create_on_node+0xd2/0x410 [ 416.915533] ? kthread_parkme+0xa0/0xa0 [ 416.919508] ? lo_ioctl+0x1bb/0x20e0 [ 416.923219] ? __mutex_lock+0x3a8/0x1260 [ 416.927272] ? lock_downgrade+0x720/0x720 [ 416.931407] ? loop_info64_to_compat+0x5e0/0x5e0 [ 416.936147] kthread_create_on_node+0xbb/0xf0 [ 416.940624] ? __kthread_create_on_node+0x410/0x410 [ 416.945624] ? __fget+0x356/0x510 [ 416.949062] ? do_dup2+0x450/0x450 [ 416.952589] ? __lockdep_init_map+0x100/0x5a0 [ 416.957203] ? __lockdep_init_map+0x100/0x5a0 [ 416.961700] lo_ioctl+0xae5/0x20e0 [ 416.965235] ? loop_set_status64+0x110/0x110 [ 416.969645] blkdev_ioctl+0x5cb/0x1a80 [ 416.973533] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 416.978894] ? blkpg_ioctl+0x9d0/0x9d0 [ 416.982779] ? mark_held_locks+0xf0/0xf0 [ 416.986867] ? mark_held_locks+0xf0/0xf0 [ 416.990919] ? debug_check_no_obj_freed+0x201/0x490 [ 416.996061] ? lock_downgrade+0x720/0x720 [ 417.000199] block_ioctl+0xe9/0x130 [ 417.003814] ? blkdev_fallocate+0x3f0/0x3f0 [ 417.008125] do_vfs_ioctl+0xcdb/0x12e0 [ 417.011996] ? lock_downgrade+0x720/0x720 [ 417.016131] ? check_preemption_disabled+0x41/0x280 [ 417.021130] ? ioctl_preallocate+0x200/0x200 [ 417.025664] ? __fget+0x356/0x510 [ 417.029106] ? do_dup2+0x450/0x450 [ 417.032761] ? do_sys_open+0x2bf/0x520 [ 417.036653] ksys_ioctl+0x9b/0xc0 [ 417.040100] __x64_sys_ioctl+0x6f/0xb0 [ 417.043992] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 417.048568] do_syscall_64+0xf9/0x620 [ 417.052360] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 417.057535] RIP: 0033:0x465d27 [ 417.060714] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 4d 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 417.079597] RSP: 002b:00007f4784cfcf48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 417.087302] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000465d27 [ 417.094555] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 417.101806] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 417.109057] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 417.116320] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 09:28:23 executing program 2 (fault-call:0 fault-nth:13): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:23 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000c100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:23 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50007400100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:23 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000006100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:23 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50007a00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:23 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000670005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:23 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000f00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 417.331354] FAULT_INJECTION: forcing a failure. [ 417.331354] name failslab, interval 1, probability 0, space 0, times 0 [ 417.356567] CPU: 1 PID: 24430 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 417.364491] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 417.373849] Call Trace: [ 417.376454] dump_stack+0x1fc/0x2ef [ 417.380207] should_fail.cold+0xa/0xf [ 417.384022] ? setup_fault_attr+0x200/0x200 [ 417.388364] ? lock_acquire+0x170/0x3c0 [ 417.392397] __should_failslab+0x115/0x180 [ 417.396655] should_failslab+0x5/0x10 [ 417.400466] kmem_cache_alloc+0x277/0x370 [ 417.404635] __kernfs_new_node+0xd2/0x680 [ 417.408803] ? kernfs_dop_revalidate+0x3a0/0x3a0 [ 417.413571] ? __cpu_to_node+0x7b/0xa0 [ 417.417453] ? account_entity_enqueue+0x2e5/0x440 [ 417.422301] ? mark_held_locks+0xf0/0xf0 [ 417.426375] ? enqueue_entity+0xf86/0x3850 09:28:23 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000e100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:23 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="507fffffff0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:23 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000007100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:23 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50008100100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 417.430623] ? set_user_nice.part.0+0x3b9/0xab0 [ 417.435309] kernfs_create_dir_ns+0x9e/0x230 [ 417.439742] internal_create_group+0x1c1/0xb20 [ 417.444345] ? sysfs_remove_link_from_group+0x70/0x70 [ 417.449546] ? lock_downgrade+0x720/0x720 [ 417.453712] lo_ioctl+0xf7c/0x20e0 [ 417.457256] ? loop_set_status64+0x110/0x110 [ 417.461656] blkdev_ioctl+0x5cb/0x1a80 [ 417.467547] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 417.472912] ? blkpg_ioctl+0x9d0/0x9d0 [ 417.476795] ? mark_held_locks+0xf0/0xf0 [ 417.480842] ? mark_held_locks+0xf0/0xf0 [ 417.484954] ? debug_check_no_obj_freed+0x201/0x490 [ 417.489960] ? lock_downgrade+0x720/0x720 [ 417.494111] block_ioctl+0xe9/0x130 [ 417.497733] ? blkdev_fallocate+0x3f0/0x3f0 [ 417.502041] do_vfs_ioctl+0xcdb/0x12e0 [ 417.505913] ? lock_downgrade+0x720/0x720 [ 417.510175] ? check_preemption_disabled+0x41/0x280 [ 417.515185] ? ioctl_preallocate+0x200/0x200 [ 417.519586] ? __fget+0x356/0x510 [ 417.523027] ? do_dup2+0x450/0x450 [ 417.526553] ? do_sys_open+0x2bf/0x520 [ 417.530429] ksys_ioctl+0x9b/0xc0 [ 417.533886] __x64_sys_ioctl+0x6f/0xb0 [ 417.537820] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 417.542391] do_syscall_64+0xf9/0x620 [ 417.546181] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 417.551362] RIP: 0033:0x465d27 [ 417.554569] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 4d 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 417.573477] RSP: 002b:00007f4784cfcf48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 417.581180] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000465d27 [ 417.588435] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 417.595697] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 417.602972] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 417.610224] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 [ 417.668866] EXT4-fs (loop2): mounted filesystem without journal. Opts: inode_readahead_blks=0x0000000000000000,,errors=continue 09:28:23 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000f100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:23 executing program 2 (fault-call:0 fault-nth:14): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:23 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000f000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:23 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000400000005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:23 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000f100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:23 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5002c900100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:23 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000020100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:23 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000f83e010005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:23 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000048100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:23 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000f000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:23 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000010100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:23 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50009b02100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 417.969490] FAULT_INJECTION: forcing a failure. [ 417.969490] name failslab, interval 1, probability 0, space 0, times 0 [ 417.981443] CPU: 1 PID: 24480 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 417.989344] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 417.998708] Call Trace: [ 418.001317] dump_stack+0x1fc/0x2ef [ 418.004964] should_fail.cold+0xa/0xf [ 418.008786] ? is_bpf_text_address+0xfc/0x1b0 [ 418.013294] ? setup_fault_attr+0x200/0x200 09:28:24 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000fc3e010005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 418.017639] ? kernel_text_address+0xbd/0xf0 [ 418.022082] ? __kernel_text_address+0x9/0x30 [ 418.026587] ? unwind_get_return_address+0x51/0x90 [ 418.031532] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 418.036920] __should_failslab+0x115/0x180 [ 418.041177] should_failslab+0x5/0x10 [ 418.044995] kmem_cache_alloc+0x3f/0x370 [ 418.049079] radix_tree_node_alloc.constprop.0+0x1e4/0x320 [ 418.054726] idr_get_free+0x50e/0xa10 [ 418.058544] idr_alloc_u32+0x1a5/0x320 [ 418.062447] ? __fprop_inc_percpu_max+0x210/0x210 [ 418.067300] ? check_preemption_disabled+0x41/0x280 [ 418.072320] ? check_preemption_disabled+0x41/0x280 [ 418.077335] ? should_fail+0x142/0x7b0 [ 418.081222] ? fs_reclaim_release+0xd0/0x110 [ 418.085648] idr_alloc_cyclic+0x102/0x230 [ 418.089831] ? idr_alloc+0x130/0x130 [ 418.093557] ? __kernfs_new_node+0xf9/0x680 [ 418.097883] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 418.102891] __kernfs_new_node+0x11a/0x680 [ 418.107116] ? kernfs_dop_revalidate+0x3a0/0x3a0 [ 418.111866] ? _raw_spin_unlock_irq+0x5a/0x80 [ 418.116359] ? __cpu_to_node+0x7b/0xa0 [ 418.120261] ? mark_held_locks+0xf0/0xf0 [ 418.124317] ? io_schedule_timeout+0x140/0x140 [ 418.128882] ? enqueue_entity+0xf86/0x3850 [ 418.133118] ? set_user_nice.part.0+0x3b9/0xab0 [ 418.137788] kernfs_create_dir_ns+0x9e/0x230 [ 418.142308] internal_create_group+0x1c1/0xb20 [ 418.146883] ? sysfs_remove_link_from_group+0x70/0x70 [ 418.152074] ? lock_downgrade+0x720/0x720 [ 418.156223] lo_ioctl+0xf7c/0x20e0 [ 418.159894] ? loop_set_status64+0x110/0x110 [ 418.164292] blkdev_ioctl+0x5cb/0x1a80 [ 418.168169] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 418.173528] ? blkpg_ioctl+0x9d0/0x9d0 [ 418.177622] ? mark_held_locks+0xf0/0xf0 [ 418.181670] ? mark_held_locks+0xf0/0xf0 [ 418.185718] ? debug_check_no_obj_freed+0x201/0x490 [ 418.190732] ? lock_downgrade+0x720/0x720 [ 418.194876] block_ioctl+0xe9/0x130 [ 418.198495] ? blkdev_fallocate+0x3f0/0x3f0 [ 418.202812] do_vfs_ioctl+0xcdb/0x12e0 [ 418.206702] ? lock_downgrade+0x720/0x720 [ 418.210849] ? check_preemption_disabled+0x41/0x280 [ 418.215863] ? ioctl_preallocate+0x200/0x200 [ 418.220307] ? __fget+0x356/0x510 [ 418.223757] ? do_dup2+0x450/0x450 [ 418.227285] ? do_sys_open+0x2bf/0x520 [ 418.231188] ksys_ioctl+0x9b/0xc0 [ 418.234645] __x64_sys_ioctl+0x6f/0xb0 [ 418.238589] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 418.243196] do_syscall_64+0xf9/0x620 [ 418.246982] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 418.252164] RIP: 0033:0x465d27 [ 418.255351] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 4d 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 418.274246] RSP: 002b:00007f4784cfcf48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 418.281953] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000465d27 [ 418.289207] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 418.296465] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 418.303730] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 418.310999] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 09:28:24 executing program 2 (fault-call:0 fault-nth:15): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:24 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000060100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:24 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000004c100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:24 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50fffe00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:24 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000003100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 418.380923] EXT4-fs (loop2): mounted filesystem without journal. Opts: inode_readahead_blks=0x0000000000000000,,errors=continue 09:28:24 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000200100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:24 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500fff00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:24 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000140005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:24 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000060100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:24 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000005100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:24 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000300100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 418.591776] FAULT_INJECTION: forcing a failure. [ 418.591776] name failslab, interval 1, probability 0, space 0, times 0 [ 418.618687] CPU: 1 PID: 24516 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 418.626616] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 418.636102] Call Trace: 09:28:24 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000068100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 418.638708] dump_stack+0x1fc/0x2ef [ 418.642350] should_fail.cold+0xa/0xf [ 418.646160] ? setup_fault_attr+0x200/0x200 [ 418.650488] ? lock_acquire+0x170/0x3c0 [ 418.654476] __should_failslab+0x115/0x180 [ 418.658724] should_failslab+0x5/0x10 [ 418.662533] kmem_cache_alloc+0x277/0x370 [ 418.666688] __kernfs_new_node+0xd2/0x680 [ 418.670842] ? kernfs_dop_revalidate+0x3a0/0x3a0 [ 418.675603] ? kernfs_activate+0x2c/0x1d0 [ 418.679746] ? lock_downgrade+0x720/0x720 [ 418.683903] ? kernfs_add_one+0x51/0x4c0 [ 418.687975] ? __mutex_add_waiter+0x160/0x160 [ 418.692580] ? __mutex_unlock_slowpath+0xea/0x610 [ 418.697439] kernfs_new_node+0x92/0x120 [ 418.701430] __kernfs_create_file+0x51/0x340 [ 418.705855] sysfs_add_file_mode_ns+0x226/0x540 [ 418.710539] internal_create_group+0x355/0xb20 [ 418.715137] ? sysfs_remove_link_from_group+0x70/0x70 [ 418.720329] ? lock_downgrade+0x720/0x720 [ 418.724475] lo_ioctl+0xf7c/0x20e0 [ 418.728003] ? loop_set_status64+0x110/0x110 [ 418.732413] blkdev_ioctl+0x5cb/0x1a80 [ 418.736308] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 418.741680] ? blkpg_ioctl+0x9d0/0x9d0 [ 418.745566] ? mark_held_locks+0xf0/0xf0 [ 418.749635] ? mark_held_locks+0xf0/0xf0 [ 418.753688] ? debug_check_no_obj_freed+0x201/0x490 [ 418.760013] ? lock_downgrade+0x720/0x720 [ 418.764149] block_ioctl+0xe9/0x130 [ 418.767780] ? blkdev_fallocate+0x3f0/0x3f0 [ 418.772099] do_vfs_ioctl+0xcdb/0x12e0 [ 418.775982] ? lock_downgrade+0x720/0x720 [ 418.780115] ? check_preemption_disabled+0x41/0x280 [ 418.785379] ? ioctl_preallocate+0x200/0x200 [ 418.789776] ? __fget+0x356/0x510 [ 418.793216] ? do_dup2+0x450/0x450 [ 418.796751] ? do_sys_open+0x2bf/0x520 [ 418.800632] ksys_ioctl+0x9b/0xc0 [ 418.804077] __x64_sys_ioctl+0x6f/0xb0 [ 418.807949] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 418.812531] do_syscall_64+0xf9/0x620 [ 418.816395] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 418.821583] RIP: 0033:0x465d27 [ 418.824903] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 4d 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 418.843815] RSP: 002b:00007f4784cfcf48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 418.851518] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000465d27 [ 418.858781] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 418.866038] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 418.873294] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 418.880567] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 [ 418.922074] EXT4-fs (loop2): mounted filesystem without journal. Opts: inode_readahead_blks=0x0000000000000000,,errors=continue 09:28:24 executing program 2 (fault-call:0 fault-nth:16): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:24 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000006100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:24 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000670005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:24 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50feff00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:24 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000006c100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:24 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000400100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:25 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000f0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:25 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000074100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:25 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50200004100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:25 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000500100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:25 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000007100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:25 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000007a100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 419.173095] FAULT_INJECTION: forcing a failure. [ 419.173095] name failslab, interval 1, probability 0, space 0, times 0 [ 419.200059] CPU: 0 PID: 24555 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 419.207982] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 419.217345] Call Trace: [ 419.219953] dump_stack+0x1fc/0x2ef [ 419.223593] should_fail.cold+0xa/0xf [ 419.227407] ? setup_fault_attr+0x200/0x200 [ 419.231735] ? lock_acquire+0x170/0x3c0 [ 419.235709] __should_failslab+0x115/0x180 [ 419.239937] should_failslab+0x5/0x10 [ 419.243743] kmem_cache_alloc+0x277/0x370 [ 419.247906] __kernfs_new_node+0xd2/0x680 [ 419.252069] ? kernfs_dop_revalidate+0x3a0/0x3a0 [ 419.256928] ? __mutex_unlock_slowpath+0xea/0x610 [ 419.261822] ? wait_for_completion_io+0x10/0x10 [ 419.266511] ? kernfs_next_descendant_post+0x19c/0x290 [ 419.271912] kernfs_new_node+0x92/0x120 [ 419.275893] __kernfs_create_file+0x51/0x340 [ 419.280295] sysfs_add_file_mode_ns+0x226/0x540 [ 419.284963] internal_create_group+0x355/0xb20 [ 419.289536] ? sysfs_remove_link_from_group+0x70/0x70 [ 419.294712] ? lock_downgrade+0x720/0x720 [ 419.298848] lo_ioctl+0xf7c/0x20e0 [ 419.302452] ? loop_set_status64+0x110/0x110 [ 419.306849] blkdev_ioctl+0x5cb/0x1a80 [ 419.310725] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 419.316093] ? blkpg_ioctl+0x9d0/0x9d0 [ 419.319974] ? mark_held_locks+0xf0/0xf0 [ 419.324025] ? mark_held_locks+0xf0/0xf0 [ 419.328075] ? debug_check_no_obj_freed+0x201/0x490 [ 419.333077] ? lock_downgrade+0x720/0x720 [ 419.337210] block_ioctl+0xe9/0x130 [ 419.340818] ? blkdev_fallocate+0x3f0/0x3f0 [ 419.345128] do_vfs_ioctl+0xcdb/0x12e0 [ 419.348999] ? lock_downgrade+0x720/0x720 [ 419.353132] ? check_preemption_disabled+0x41/0x280 [ 419.358158] ? ioctl_preallocate+0x200/0x200 [ 419.363945] ? __fget+0x356/0x510 [ 419.367384] ? do_dup2+0x450/0x450 [ 419.370906] ? do_sys_open+0x2bf/0x520 [ 419.374782] ksys_ioctl+0x9b/0xc0 [ 419.378220] __x64_sys_ioctl+0x6f/0xb0 [ 419.382100] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 419.386674] do_syscall_64+0xf9/0x620 [ 419.390460] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 419.395652] RIP: 0033:0x465d27 [ 419.398848] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 4d 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 419.417735] RSP: 002b:00007f4784cfcf48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 419.425428] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000465d27 [ 419.432680] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 419.439953] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 419.447206] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 419.454461] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 09:28:25 executing program 2 (fault-call:0 fault-nth:17): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:25 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000600100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:25 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000f100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:25 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000110005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:25 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000140005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 419.490142] EXT4-fs (loop2): mounted filesystem without journal. Opts: inode_readahead_blks=0x0000000000000000,,errors=continue 09:28:25 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000081100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:25 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000700100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 419.578052] netlink: 'syz-executor.1': attribute type 5 has an invalid length. [ 419.617561] netlink: 'syz-executor.1': attribute type 5 has an invalid length. 09:28:25 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000670005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:25 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000081100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:25 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000397100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 419.688759] FAULT_INJECTION: forcing a failure. [ 419.688759] name failslab, interval 1, probability 0, space 0, times 0 09:28:25 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000120005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 419.734896] CPU: 0 PID: 24588 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 419.742819] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 419.752184] Call Trace: [ 419.754784] dump_stack+0x1fc/0x2ef [ 419.758443] should_fail.cold+0xa/0xf [ 419.762236] ? setup_fault_attr+0x200/0x200 [ 419.766547] ? lock_acquire+0x170/0x3c0 [ 419.770531] __should_failslab+0x115/0x180 [ 419.774753] should_failslab+0x5/0x10 [ 419.778537] kmem_cache_alloc+0x277/0x370 [ 419.782674] __kernfs_new_node+0xd2/0x680 [ 419.786809] ? kernfs_dop_revalidate+0x3a0/0x3a0 [ 419.791553] ? __mutex_unlock_slowpath+0xea/0x610 [ 419.796383] ? wait_for_completion_io+0x10/0x10 [ 419.801039] ? kernfs_next_descendant_post+0x19c/0x290 [ 419.806302] kernfs_new_node+0x92/0x120 [ 419.810284] __kernfs_create_file+0x51/0x340 [ 419.814681] sysfs_add_file_mode_ns+0x226/0x540 [ 419.819342] internal_create_group+0x355/0xb20 [ 419.823924] ? sysfs_remove_link_from_group+0x70/0x70 [ 419.829129] ? lock_downgrade+0x720/0x720 [ 419.833289] lo_ioctl+0xf7c/0x20e0 [ 419.836837] ? loop_set_status64+0x110/0x110 [ 419.841236] blkdev_ioctl+0x5cb/0x1a80 [ 419.845183] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 419.850606] ? blkpg_ioctl+0x9d0/0x9d0 [ 419.854502] ? mark_held_locks+0xf0/0xf0 [ 419.858605] ? mark_held_locks+0xf0/0xf0 [ 419.862663] ? debug_check_no_obj_freed+0x201/0x490 [ 419.867673] ? lock_downgrade+0x720/0x720 [ 419.871809] block_ioctl+0xe9/0x130 [ 419.875440] ? blkdev_fallocate+0x3f0/0x3f0 [ 419.879746] do_vfs_ioctl+0xcdb/0x12e0 [ 419.883623] ? lock_downgrade+0x720/0x720 [ 419.887756] ? check_preemption_disabled+0x41/0x280 [ 419.892761] ? ioctl_preallocate+0x200/0x200 [ 419.897177] ? __fget+0x356/0x510 [ 419.900623] ? do_dup2+0x450/0x450 [ 419.904178] ? do_sys_open+0x2bf/0x520 [ 419.908054] ksys_ioctl+0x9b/0xc0 [ 419.911493] __x64_sys_ioctl+0x6f/0xb0 [ 419.915365] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 419.919930] do_syscall_64+0xf9/0x620 [ 419.923719] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 419.929152] RIP: 0033:0x465d27 [ 419.932332] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 4d 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 419.951220] RSP: 002b:00007f4784cfcf48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 419.958915] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000465d27 [ 419.966199] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 419.973470] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff 09:28:25 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000029b100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 419.980842] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 419.988119] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 [ 420.054489] EXT4-fs (loop2): mounted filesystem without journal. Opts: inode_readahead_blks=0x0000000000000000,,errors=continue [ 420.084228] netlink: 'syz-executor.1': attribute type 5 has an invalid length. 09:28:26 executing program 2 (fault-call:0 fault-nth:18): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:26 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100205072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:26 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000800100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:26 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000f0100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:26 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000f0100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:26 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100305072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 420.125903] netlink: 'syz-executor.1': attribute type 5 has an invalid length. [ 420.165945] netlink: 'syz-executor.1': attribute type 5 has an invalid length. 09:28:26 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000a00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:26 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000140005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:26 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000fffe100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 420.191832] netlink: 'syz-executor.1': attribute type 5 has an invalid length. 09:28:26 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000fffe100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 420.307392] FAULT_INJECTION: forcing a failure. [ 420.307392] name failslab, interval 1, probability 0, space 0, times 0 [ 420.328997] CPU: 0 PID: 24627 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 420.336919] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 420.346282] Call Trace: [ 420.348888] dump_stack+0x1fc/0x2ef [ 420.352532] should_fail.cold+0xa/0xf 09:28:26 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000c00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:26 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100405072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 420.356343] ? setup_fault_attr+0x200/0x200 [ 420.360663] ? lock_acquire+0x170/0x3c0 [ 420.364654] __should_failslab+0x115/0x180 [ 420.368900] should_failslab+0x5/0x10 [ 420.372718] kmem_cache_alloc+0x277/0x370 [ 420.376879] __kernfs_new_node+0xd2/0x680 [ 420.381043] ? kernfs_dop_revalidate+0x3a0/0x3a0 [ 420.385804] ? __mutex_unlock_slowpath+0xea/0x610 [ 420.390644] ? wait_for_completion_io+0x10/0x10 [ 420.395312] ? kernfs_next_descendant_post+0x19c/0x290 [ 420.400591] kernfs_new_node+0x92/0x120 [ 420.404599] __kernfs_create_file+0x51/0x340 [ 420.408994] sysfs_add_file_mode_ns+0x226/0x540 [ 420.413662] internal_create_group+0x355/0xb20 [ 420.418238] ? sysfs_remove_link_from_group+0x70/0x70 [ 420.423414] ? lock_downgrade+0x720/0x720 [ 420.427552] lo_ioctl+0xf7c/0x20e0 [ 420.431081] ? loop_set_status64+0x110/0x110 [ 420.435478] blkdev_ioctl+0x5cb/0x1a80 [ 420.439351] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 420.444742] ? blkpg_ioctl+0x9d0/0x9d0 [ 420.448616] ? mark_held_locks+0xf0/0xf0 [ 420.452698] ? mark_held_locks+0xf0/0xf0 [ 420.456745] ? debug_check_no_obj_freed+0x201/0x490 [ 420.461749] ? lock_downgrade+0x720/0x720 [ 420.465881] block_ioctl+0xe9/0x130 [ 420.469546] ? blkdev_fallocate+0x3f0/0x3f0 [ 420.473866] do_vfs_ioctl+0xcdb/0x12e0 [ 420.477742] ? lock_downgrade+0x720/0x720 [ 420.481875] ? check_preemption_disabled+0x41/0x280 [ 420.486876] ? ioctl_preallocate+0x200/0x200 [ 420.491273] ? __fget+0x356/0x510 [ 420.494711] ? do_dup2+0x450/0x450 [ 420.498234] ? do_sys_open+0x2bf/0x520 [ 420.502109] ksys_ioctl+0x9b/0xc0 [ 420.505550] __x64_sys_ioctl+0x6f/0xb0 [ 420.509423] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 420.513988] do_syscall_64+0xf9/0x620 [ 420.517779] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 420.522961] RIP: 0033:0x465d27 [ 420.526150] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 4d 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 420.545043] RSP: 002b:00007f4784cfcf48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 420.552756] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000465d27 [ 420.560010] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 420.567264] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 420.574537] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 420.581809] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 [ 420.597814] EXT4-fs (loop2): mounted filesystem without journal. Opts: inode_readahead_blks=0x0000000000000000,,errors=continue 09:28:26 executing program 2 (fault-call:0 fault-nth:19): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:26 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000002f0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:26 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000fff100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:26 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000fff100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:26 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100505072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:26 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000520005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:26 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000feff100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:26 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000feff100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:26 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000e00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:26 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100605072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:26 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000f00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:26 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000f0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 420.833550] FAULT_INJECTION: forcing a failure. [ 420.833550] name failslab, interval 1, probability 0, space 0, times 0 [ 420.860485] CPU: 0 PID: 24660 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 420.868410] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 420.877764] Call Trace: [ 420.880351] dump_stack+0x1fc/0x2ef [ 420.883972] should_fail.cold+0xa/0xf [ 420.887780] ? setup_fault_attr+0x200/0x200 [ 420.892088] ? lock_acquire+0x170/0x3c0 [ 420.896051] __should_failslab+0x115/0x180 [ 420.900287] should_failslab+0x5/0x10 [ 420.904073] kmem_cache_alloc+0x277/0x370 [ 420.908210] __kernfs_new_node+0xd2/0x680 [ 420.912346] ? kernfs_dop_revalidate+0x3a0/0x3a0 [ 420.917091] ? __mutex_unlock_slowpath+0xea/0x610 [ 420.921936] ? wait_for_completion_io+0x10/0x10 [ 420.926592] ? kernfs_next_descendant_post+0x19c/0x290 [ 420.931885] kernfs_new_node+0x92/0x120 [ 420.935861] __kernfs_create_file+0x51/0x340 [ 420.940258] sysfs_add_file_mode_ns+0x226/0x540 [ 420.944945] internal_create_group+0x355/0xb20 [ 420.949531] ? sysfs_remove_link_from_group+0x70/0x70 [ 420.954723] ? lock_downgrade+0x720/0x720 [ 420.958887] lo_ioctl+0xf7c/0x20e0 [ 420.962414] ? loop_set_status64+0x110/0x110 [ 420.966807] blkdev_ioctl+0x5cb/0x1a80 [ 420.970679] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 420.976027] ? blkpg_ioctl+0x9d0/0x9d0 [ 420.979912] ? mark_held_locks+0xf0/0xf0 [ 420.983963] ? mark_held_locks+0xf0/0xf0 [ 420.988012] ? debug_check_no_obj_freed+0x201/0x490 [ 420.993047] ? lock_downgrade+0x720/0x720 [ 420.997202] block_ioctl+0xe9/0x130 [ 421.000832] ? blkdev_fallocate+0x3f0/0x3f0 [ 421.005258] do_vfs_ioctl+0xcdb/0x12e0 [ 421.009148] ? lock_downgrade+0x720/0x720 [ 421.013285] ? check_preemption_disabled+0x41/0x280 [ 421.018289] ? ioctl_preallocate+0x200/0x200 [ 421.022687] ? __fget+0x356/0x510 [ 421.026137] ? do_dup2+0x450/0x450 [ 421.029674] ? do_sys_open+0x2bf/0x520 [ 421.033549] ksys_ioctl+0x9b/0xc0 [ 421.036989] __x64_sys_ioctl+0x6f/0xb0 [ 421.040879] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 421.045449] do_syscall_64+0xf9/0x620 [ 421.049236] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 421.054410] RIP: 0033:0x465d27 [ 421.057602] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 4d 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 421.076501] RSP: 002b:00007f4784cfcf48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 421.084211] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000465d27 [ 421.091488] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 421.098759] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 421.106019] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 421.113397] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 [ 421.170501] EXT4-fs (loop2): mounted filesystem without journal. Opts: inode_readahead_blks=0x0000000000000000,,errors=continue 09:28:27 executing program 2 (fault-call:0 fault-nth:20): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:27 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000670005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:27 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000030005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:27 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000002100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:27 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50001000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:27 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100705072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:27 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="507fffffff0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:27 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50004800100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:27 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000050005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:27 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000003100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:27 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100805072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 421.418504] FAULT_INJECTION: forcing a failure. [ 421.418504] name failslab, interval 1, probability 0, space 0, times 0 [ 421.444220] CPU: 1 PID: 24696 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 421.452146] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 421.461509] Call Trace: [ 421.464111] dump_stack+0x1fc/0x2ef 09:28:27 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000400000005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 421.467763] should_fail.cold+0xa/0xf [ 421.471588] ? setup_fault_attr+0x200/0x200 [ 421.475919] ? lock_acquire+0x170/0x3c0 [ 421.479983] __should_failslab+0x115/0x180 [ 421.484223] should_failslab+0x5/0x10 [ 421.488016] kmem_cache_alloc+0x277/0x370 [ 421.492202] __kernfs_new_node+0xd2/0x680 [ 421.496335] ? kernfs_dop_revalidate+0x3a0/0x3a0 [ 421.501091] ? __mutex_unlock_slowpath+0xea/0x610 [ 421.505928] ? wait_for_completion_io+0x10/0x10 [ 421.510594] ? kernfs_next_descendant_post+0x19c/0x290 [ 421.515907] kernfs_new_node+0x92/0x120 [ 421.519869] __kernfs_create_file+0x51/0x340 [ 421.524279] sysfs_add_file_mode_ns+0x226/0x540 [ 421.528943] internal_create_group+0x355/0xb20 [ 421.533515] ? sysfs_remove_link_from_group+0x70/0x70 [ 421.538729] ? lock_downgrade+0x720/0x720 [ 421.542888] lo_ioctl+0xf7c/0x20e0 [ 421.546427] ? loop_set_status64+0x110/0x110 [ 421.550832] blkdev_ioctl+0x5cb/0x1a80 [ 421.554709] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 421.560073] ? blkpg_ioctl+0x9d0/0x9d0 [ 421.564063] ? mark_held_locks+0xf0/0xf0 [ 421.568123] ? mark_held_locks+0xf0/0xf0 [ 421.572198] ? debug_check_no_obj_freed+0x201/0x490 [ 421.577203] ? lock_downgrade+0x720/0x720 [ 421.581347] block_ioctl+0xe9/0x130 [ 421.584967] ? blkdev_fallocate+0x3f0/0x3f0 [ 421.589275] do_vfs_ioctl+0xcdb/0x12e0 [ 421.593148] ? lock_downgrade+0x720/0x720 [ 421.597279] ? check_preemption_disabled+0x41/0x280 [ 421.602288] ? ioctl_preallocate+0x200/0x200 [ 421.606709] ? __fget+0x356/0x510 [ 421.610148] ? do_dup2+0x450/0x450 [ 421.613693] ? do_sys_open+0x2bf/0x520 [ 421.617580] ksys_ioctl+0x9b/0xc0 [ 421.621031] __x64_sys_ioctl+0x6f/0xb0 [ 421.624910] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 421.629474] do_syscall_64+0xf9/0x620 [ 421.633263] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 421.638460] RIP: 0033:0x465d27 [ 421.641646] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 4d 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 421.660552] RSP: 002b:00007f4784cfcf48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 421.668258] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000465d27 [ 421.675514] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 421.682774] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 421.690037] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 421.697309] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 [ 421.744731] EXT4-fs (loop2): mounted filesystem without journal. Opts: inode_readahead_blks=0x0000000000000000,,errors=continue 09:28:27 executing program 2 (fault-call:0 fault-nth:21): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:27 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50004c00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:27 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000060005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:27 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100a05072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:27 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000043f010005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:27 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000004100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:27 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100c05072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:27 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50006000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:27 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000070005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:27 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000083f010005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 421.965753] FAULT_INJECTION: forcing a failure. [ 421.965753] name failslab, interval 1, probability 0, space 0, times 0 [ 421.998324] CPU: 1 PID: 24729 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 422.006258] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 422.015622] Call Trace: [ 422.018228] dump_stack+0x1fc/0x2ef [ 422.021870] should_fail.cold+0xa/0xf [ 422.025679] ? setup_fault_attr+0x200/0x200 [ 422.030012] ? lock_acquire+0x170/0x3c0 [ 422.034016] ? dev_uevent_filter+0xd0/0xd0 [ 422.038253] __should_failslab+0x115/0x180 [ 422.042507] should_failslab+0x5/0x10 [ 422.046320] kmem_cache_alloc_trace+0x284/0x380 [ 422.051002] ? dev_uevent_filter+0xd0/0xd0 [ 422.055242] kobject_uevent_env+0x236/0x14a0 [ 422.059641] lo_ioctl+0xff9/0x20e0 [ 422.063185] ? loop_set_status64+0x110/0x110 [ 422.067588] blkdev_ioctl+0x5cb/0x1a80 [ 422.071510] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 422.076859] ? blkpg_ioctl+0x9d0/0x9d0 [ 422.080742] ? mark_held_locks+0xf0/0xf0 [ 422.084805] ? mark_held_locks+0xf0/0xf0 [ 422.088861] ? debug_check_no_obj_freed+0x201/0x490 [ 422.093936] ? lock_downgrade+0x720/0x720 [ 422.098086] block_ioctl+0xe9/0x130 [ 422.101705] ? blkdev_fallocate+0x3f0/0x3f0 [ 422.106022] do_vfs_ioctl+0xcdb/0x12e0 [ 422.109894] ? lock_downgrade+0x720/0x720 [ 422.114026] ? check_preemption_disabled+0x41/0x280 [ 422.119027] ? ioctl_preallocate+0x200/0x200 [ 422.123437] ? __fget+0x356/0x510 [ 422.126898] ? do_dup2+0x450/0x450 [ 422.130434] ? do_sys_open+0x2bf/0x520 [ 422.134332] ksys_ioctl+0x9b/0xc0 [ 422.137778] __x64_sys_ioctl+0x6f/0xb0 [ 422.141670] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 422.146265] do_syscall_64+0xf9/0x620 [ 422.150056] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 422.155238] RIP: 0033:0x465d27 [ 422.158448] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 4d 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 422.177338] RSP: 002b:00007f4784cfcf48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 422.185053] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000465d27 [ 422.192308] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 422.199580] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 422.207150] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 09:28:28 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000090005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:28 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50006800100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 422.214411] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 09:28:28 executing program 2 (fault-call:0 fault-nth:22): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:28 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100e05072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 422.259093] EXT4-fs (loop2): mounted filesystem without journal. Opts: inode_readahead_blks=0x0000000000000000,,errors=continue 09:28:28 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000005100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:28 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000a0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:28 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000200100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:28 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50006c00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:28 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100f05072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:28 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000b0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:28 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000006100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:28 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50007400100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 422.459590] FAULT_INJECTION: forcing a failure. [ 422.459590] name failslab, interval 1, probability 0, space 0, times 0 09:28:28 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000300100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 422.503968] CPU: 1 PID: 24765 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 422.511893] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 422.521256] Call Trace: [ 422.523860] dump_stack+0x1fc/0x2ef [ 422.527509] should_fail.cold+0xa/0xf [ 422.531383] ? setup_fault_attr+0x200/0x200 [ 422.535698] ? lock_acquire+0x170/0x3c0 [ 422.539670] __should_failslab+0x115/0x180 [ 422.543900] should_failslab+0x5/0x10 [ 422.547693] __kmalloc+0x2ab/0x3c0 [ 422.551240] ? kobject_get_path+0xbf/0x240 [ 422.555517] kobject_get_path+0xbf/0x240 [ 422.559565] kobject_uevent_env+0x25c/0x14a0 [ 422.564052] lo_ioctl+0xff9/0x20e0 [ 422.567582] ? loop_set_status64+0x110/0x110 [ 422.571998] blkdev_ioctl+0x5cb/0x1a80 [ 422.575875] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 422.581223] ? blkpg_ioctl+0x9d0/0x9d0 [ 422.585102] ? mark_held_locks+0xf0/0xf0 [ 422.589150] ? mark_held_locks+0xf0/0xf0 [ 422.593200] ? debug_check_no_obj_freed+0x201/0x490 [ 422.598213] ? lock_downgrade+0x720/0x720 [ 422.602353] block_ioctl+0xe9/0x130 [ 422.605988] ? blkdev_fallocate+0x3f0/0x3f0 [ 422.610313] do_vfs_ioctl+0xcdb/0x12e0 [ 422.614196] ? lock_downgrade+0x720/0x720 [ 422.618331] ? check_preemption_disabled+0x41/0x280 [ 422.623340] ? ioctl_preallocate+0x200/0x200 [ 422.627753] ? __fget+0x356/0x510 [ 422.631193] ? do_dup2+0x450/0x450 [ 422.634719] ? do_sys_open+0x2bf/0x520 [ 422.638593] ksys_ioctl+0x9b/0xc0 [ 422.642034] __x64_sys_ioctl+0x6f/0xb0 [ 422.645906] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 422.650485] do_syscall_64+0xf9/0x620 [ 422.654310] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 422.659491] RIP: 0033:0x465d27 [ 422.662677] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 4d 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 422.681570] RSP: 002b:00007f4784cfcf48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 422.689266] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000465d27 [ 422.696524] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 09:28:28 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000c0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 422.703795] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 422.711049] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 422.718341] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 09:28:28 executing program 2 (fault-call:0 fault-nth:23): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:28 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000101005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:28 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000007100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 422.761081] EXT4-fs (loop2): mounted filesystem without journal. Opts: inode_readahead_blks=0x0000000000000000,,errors=continue 09:28:28 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000d0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:28 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000400100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:28 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50007a00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:28 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000106005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:28 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000e0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:28 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000008100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:28 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000f000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:28 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000500100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 422.966850] FAULT_INJECTION: forcing a failure. [ 422.966850] name failslab, interval 1, probability 0, space 0, times 0 [ 422.988356] CPU: 1 PID: 24798 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 422.996269] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 423.005649] Call Trace: [ 423.008236] dump_stack+0x1fc/0x2ef [ 423.011856] should_fail.cold+0xa/0xf [ 423.015643] ? setup_fault_attr+0x200/0x200 [ 423.019966] ? lock_acquire+0x170/0x3c0 [ 423.023946] __should_failslab+0x115/0x180 [ 423.028175] should_failslab+0x5/0x10 [ 423.031980] kmem_cache_alloc_node+0x245/0x3b0 [ 423.036551] __alloc_skb+0x71/0x560 [ 423.040173] alloc_uevent_skb+0x7b/0x210 [ 423.044238] kobject_uevent_env+0xa83/0x14a0 [ 423.048644] lo_ioctl+0xff9/0x20e0 [ 423.052179] ? loop_set_status64+0x110/0x110 [ 423.056612] blkdev_ioctl+0x5cb/0x1a80 [ 423.060522] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 423.065886] ? blkpg_ioctl+0x9d0/0x9d0 [ 423.069763] ? mark_held_locks+0xf0/0xf0 [ 423.073809] ? mark_held_locks+0xf0/0xf0 [ 423.077880] ? debug_check_no_obj_freed+0x201/0x490 [ 423.082887] ? lock_downgrade+0x720/0x720 [ 423.087021] block_ioctl+0xe9/0x130 [ 423.090638] ? blkdev_fallocate+0x3f0/0x3f0 [ 423.094945] do_vfs_ioctl+0xcdb/0x12e0 [ 423.098819] ? lock_downgrade+0x720/0x720 [ 423.102953] ? check_preemption_disabled+0x41/0x280 [ 423.107963] ? ioctl_preallocate+0x200/0x200 [ 423.112933] ? __fget+0x356/0x510 [ 423.116373] ? do_dup2+0x450/0x450 [ 423.119899] ? do_sys_open+0x2bf/0x520 [ 423.123794] ksys_ioctl+0x9b/0xc0 [ 423.127232] __x64_sys_ioctl+0x6f/0xb0 [ 423.131192] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 423.135757] do_syscall_64+0xf9/0x620 [ 423.139561] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 423.144739] RIP: 0033:0x465d27 [ 423.147931] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 4d 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 423.166818] RSP: 002b:00007f4784cfcf48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 423.174517] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000465d27 [ 423.181784] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 423.189051] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 423.196307] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 423.203560] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 [ 423.255464] EXT4-fs (loop2): mounted filesystem without journal. Opts: inode_readahead_blks=0x0000000000000000,,errors=continue 09:28:29 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100006072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:29 executing program 2 (fault-call:0 fault-nth:24): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:29 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000f0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:29 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000003100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:29 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000600100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:29 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000f100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:29 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100009072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:29 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000002100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:29 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000a503100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 423.469773] FAULT_INJECTION: forcing a failure. [ 423.469773] name failslab, interval 1, probability 0, space 0, times 0 [ 423.487237] CPU: 1 PID: 24829 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 423.495170] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 423.504538] Call Trace: [ 423.507139] dump_stack+0x1fc/0x2ef [ 423.510780] should_fail.cold+0xa/0xf [ 423.514589] ? setup_fault_attr+0x200/0x200 [ 423.518910] ? lock_acquire+0x170/0x3c0 [ 423.522891] __should_failslab+0x115/0x180 [ 423.527117] should_failslab+0x5/0x10 [ 423.530905] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 423.535998] __kmalloc_node_track_caller+0x38/0x70 [ 423.540929] __alloc_skb+0xae/0x560 [ 423.544554] alloc_uevent_skb+0x7b/0x210 [ 423.548610] kobject_uevent_env+0xa83/0x14a0 [ 423.553014] lo_ioctl+0xff9/0x20e0 [ 423.556541] ? loop_set_status64+0x110/0x110 [ 423.560938] blkdev_ioctl+0x5cb/0x1a80 [ 423.564816] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 423.570163] ? blkpg_ioctl+0x9d0/0x9d0 [ 423.574058] ? mark_held_locks+0xf0/0xf0 [ 423.578112] ? mark_held_locks+0xf0/0xf0 [ 423.582160] ? debug_check_no_obj_freed+0x201/0x490 [ 423.587165] ? lock_downgrade+0x720/0x720 [ 423.591318] block_ioctl+0xe9/0x130 [ 423.594930] ? blkdev_fallocate+0x3f0/0x3f0 [ 423.599247] do_vfs_ioctl+0xcdb/0x12e0 [ 423.603137] ? lock_downgrade+0x720/0x720 [ 423.607288] ? check_preemption_disabled+0x41/0x280 [ 423.612357] ? ioctl_preallocate+0x200/0x200 [ 423.616811] ? __fget+0x356/0x510 [ 423.620258] ? do_dup2+0x450/0x450 [ 423.623785] ? do_sys_open+0x2bf/0x520 [ 423.627666] ksys_ioctl+0x9b/0xc0 [ 423.631117] __x64_sys_ioctl+0x6f/0xb0 [ 423.635022] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 423.639596] do_syscall_64+0xf9/0x620 [ 423.643389] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 423.648566] RIP: 0033:0x465d27 [ 423.651929] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 4d 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 09:28:29 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000140005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:29 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000700100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 423.670825] RSP: 002b:00007f4784cfcf48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 423.678537] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000465d27 [ 423.685811] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 423.693087] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 423.700362] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 423.707625] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 09:28:29 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000005100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:29 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000670005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 423.777517] EXT4-fs (loop2): mounted filesystem without journal. Opts: inode_readahead_blks=0x0000000000000000,,errors=continue [ 423.836553] netlink: 'syz-executor.4': attribute type 5 has an invalid length. 09:28:29 executing program 2 (fault-call:0 fault-nth:25): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:29 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000003100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:29 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000010000a072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:29 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000800100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:29 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000006100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:29 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000f0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:29 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000010000b072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:30 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000004100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:30 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000a00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 424.050158] FAULT_INJECTION: forcing a failure. [ 424.050158] name failslab, interval 1, probability 0, space 0, times 0 [ 424.062382] netlink: 'syz-executor.4': attribute type 5 has an invalid length. [ 424.072078] CPU: 1 PID: 24870 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 424.079974] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 424.089315] Call Trace: [ 424.092053] dump_stack+0x1fc/0x2ef [ 424.095682] should_fail.cold+0xa/0xf [ 424.099523] ? setup_fault_attr+0x200/0x200 [ 424.103865] ? lock_acquire+0x170/0x3c0 [ 424.107834] __should_failslab+0x115/0x180 [ 424.112061] should_failslab+0x5/0x10 [ 424.115865] kmem_cache_alloc+0x277/0x370 [ 424.120141] skb_clone+0x151/0x3d0 [ 424.123671] netlink_broadcast_filtered+0x8df/0xbc0 [ 424.128709] netlink_broadcast+0x35/0x40 [ 424.132785] kobject_uevent_env+0xa49/0x14a0 [ 424.137186] lo_ioctl+0xff9/0x20e0 [ 424.140714] ? loop_set_status64+0x110/0x110 [ 424.145110] blkdev_ioctl+0x5cb/0x1a80 [ 424.149001] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 424.154369] ? blkpg_ioctl+0x9d0/0x9d0 [ 424.158248] ? mark_held_locks+0xf0/0xf0 [ 424.162295] ? mark_held_locks+0xf0/0xf0 [ 424.166342] ? debug_check_no_obj_freed+0x201/0x490 [ 424.171346] ? lock_downgrade+0x720/0x720 [ 424.175481] block_ioctl+0xe9/0x130 [ 424.179090] ? blkdev_fallocate+0x3f0/0x3f0 [ 424.183398] do_vfs_ioctl+0xcdb/0x12e0 [ 424.187274] ? lock_downgrade+0x720/0x720 [ 424.191423] ? check_preemption_disabled+0x41/0x280 [ 424.196438] ? ioctl_preallocate+0x200/0x200 [ 424.200843] ? __fget+0x356/0x510 [ 424.204292] ? do_dup2+0x450/0x450 [ 424.207821] ? do_sys_open+0x2bf/0x520 [ 424.211701] ksys_ioctl+0x9b/0xc0 [ 424.215157] __x64_sys_ioctl+0x6f/0xb0 [ 424.219033] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 424.223601] do_syscall_64+0xf9/0x620 [ 424.227395] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 424.232697] RIP: 0033:0x465d27 09:28:30 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000140005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:30 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000007100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 424.235877] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 4d 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 424.254770] RSP: 002b:00007f4784cfcf48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 424.263347] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000465d27 [ 424.270606] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 424.277882] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 424.285135] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 424.292389] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 [ 424.328274] EXT4-fs (loop2): mounted filesystem without journal. Opts: inode_readahead_blks=0x0000000000000000,,errors=continue 09:28:30 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100014072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:30 executing program 2 (fault-call:0 fault-nth:26): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:30 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000670005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:30 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000c00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:30 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000a100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:30 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000005100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:30 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100033072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:30 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100205072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 424.525449] FAULT_INJECTION: forcing a failure. [ 424.525449] name failslab, interval 1, probability 0, space 0, times 0 [ 424.552219] CPU: 1 PID: 24900 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 424.560150] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 424.569506] Call Trace: [ 424.572102] dump_stack+0x1fc/0x2ef 09:28:30 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000c100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 424.575745] should_fail.cold+0xa/0xf [ 424.579555] ? setup_fault_attr+0x200/0x200 [ 424.583876] ? lock_acquire+0x170/0x3c0 [ 424.587853] __should_failslab+0x115/0x180 [ 424.592084] should_failslab+0x5/0x10 [ 424.595888] kmem_cache_alloc_trace+0x284/0x380 [ 424.600543] ? wait_for_completion_io+0x10/0x10 [ 424.605196] ? kobj_ns_initial+0x90/0x90 [ 424.609272] call_usermodehelper_setup+0x84/0x300 [ 424.614113] kobject_uevent_env+0xe87/0x14a0 [ 424.618541] lo_ioctl+0xff9/0x20e0 [ 424.622099] ? loop_set_status64+0x110/0x110 [ 424.626491] blkdev_ioctl+0x5cb/0x1a80 [ 424.630373] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 424.635730] ? blkpg_ioctl+0x9d0/0x9d0 [ 424.639605] ? mark_held_locks+0xf0/0xf0 [ 424.643758] ? mark_held_locks+0xf0/0xf0 [ 424.647811] ? debug_check_no_obj_freed+0x201/0x490 [ 424.652815] ? lock_downgrade+0x720/0x720 [ 424.656952] block_ioctl+0xe9/0x130 [ 424.660562] ? blkdev_fallocate+0x3f0/0x3f0 [ 424.664866] do_vfs_ioctl+0xcdb/0x12e0 [ 424.668790] ? lock_downgrade+0x720/0x720 [ 424.672929] ? check_preemption_disabled+0x41/0x280 [ 424.677932] ? ioctl_preallocate+0x200/0x200 [ 424.682332] ? __fget+0x356/0x510 [ 424.685769] ? do_dup2+0x450/0x450 [ 424.689292] ? do_sys_open+0x2bf/0x520 [ 424.693167] ksys_ioctl+0x9b/0xc0 [ 424.696623] __x64_sys_ioctl+0x6f/0xb0 [ 424.700513] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 424.705096] do_syscall_64+0xf9/0x620 [ 424.708883] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 424.714057] RIP: 0033:0x465d27 [ 424.717234] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 4d 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 424.736138] RSP: 002b:00007f4784cfcf48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 424.743832] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000465d27 [ 424.751108] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 424.758361] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 424.765618] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 09:28:30 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000006100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:30 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000e00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 424.772878] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 [ 424.809052] EXT4-fs (loop2): mounted filesystem without journal. Opts: inode_readahead_blks=0x0000000000000000,,errors=continue 09:28:30 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000e100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:30 executing program 2 (fault-call:0 fault-nth:27): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:30 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100305072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 424.891811] netlink: 'syz-executor.4': attribute type 5 has an invalid length. 09:28:30 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000f00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:30 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100002072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:30 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000007100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:30 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000f100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:31 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100006072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:31 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000008100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:31 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000020100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:31 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100405072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:31 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50001000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 425.096597] FAULT_INJECTION: forcing a failure. [ 425.096597] name failslab, interval 1, probability 0, space 0, times 0 [ 425.113285] CPU: 0 PID: 24937 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 425.121227] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 425.130580] Call Trace: [ 425.133179] dump_stack+0x1fc/0x2ef [ 425.136821] should_fail.cold+0xa/0xf [ 425.140630] ? setup_fault_attr+0x200/0x200 [ 425.144956] ? lock_acquire+0x170/0x3c0 [ 425.148937] __should_failslab+0x115/0x180 [ 425.153179] should_failslab+0x5/0x10 [ 425.156972] kmem_cache_alloc_trace+0x284/0x380 [ 425.161640] ? wait_for_completion_io+0x10/0x10 [ 425.166411] ? kobj_ns_initial+0x90/0x90 [ 425.170474] call_usermodehelper_setup+0x84/0x300 [ 425.175318] kobject_uevent_env+0xe87/0x14a0 [ 425.179724] lo_ioctl+0xff9/0x20e0 [ 425.183253] ? loop_set_status64+0x110/0x110 [ 425.187654] blkdev_ioctl+0x5cb/0x1a80 [ 425.191531] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 425.196888] ? blkpg_ioctl+0x9d0/0x9d0 [ 425.200777] ? mark_held_locks+0xf0/0xf0 [ 425.204941] ? mark_held_locks+0xf0/0xf0 [ 425.209065] ? debug_check_no_obj_freed+0x201/0x490 [ 425.214082] ? lock_downgrade+0x720/0x720 [ 425.218219] block_ioctl+0xe9/0x130 [ 425.221835] ? blkdev_fallocate+0x3f0/0x3f0 [ 425.226143] do_vfs_ioctl+0xcdb/0x12e0 [ 425.230017] ? lock_downgrade+0x720/0x720 [ 425.234152] ? check_preemption_disabled+0x41/0x280 [ 425.239224] ? ioctl_preallocate+0x200/0x200 [ 425.243618] ? __fget+0x356/0x510 [ 425.247055] ? do_dup2+0x450/0x450 [ 425.250579] ? do_sys_open+0x2bf/0x520 [ 425.254452] ksys_ioctl+0x9b/0xc0 [ 425.257889] __x64_sys_ioctl+0x6f/0xb0 [ 425.261762] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 425.266376] do_syscall_64+0xf9/0x620 [ 425.270225] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 425.275396] RIP: 0033:0x465d27 [ 425.278576] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 4d 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 425.297458] RSP: 002b:00007f4784cfcf48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 425.305172] RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000465d27 [ 425.312429] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 425.319682] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 425.326933] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 425.334185] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 09:28:31 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100505072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 425.399896] EXT4-fs (loop2): mounted filesystem without journal. Opts: inode_readahead_blks=0x0000000000000000,,errors=continue 09:28:31 executing program 2 (fault-call:0 fault-nth:28): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:31 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50004800100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:31 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000f100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:31 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100605072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:31 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000048100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:31 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100008072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 425.577026] FAULT_INJECTION: forcing a failure. [ 425.577026] name failslab, interval 1, probability 0, space 0, times 0 [ 425.617035] CPU: 1 PID: 24966 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 425.624954] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 425.634310] Call Trace: [ 425.636917] dump_stack+0x1fc/0x2ef [ 425.640562] should_fail.cold+0xa/0xf [ 425.644375] ? setup_fault_attr+0x200/0x200 [ 425.648716] __should_failslab+0x115/0x180 [ 425.652964] should_failslab+0x5/0x10 [ 425.656789] kmem_cache_alloc+0x277/0x370 [ 425.660979] ? ext4_sync_fs+0x8d0/0x8d0 [ 425.664960] ext4_alloc_inode+0x1a/0x630 [ 425.669031] ? ext4_sync_fs+0x8d0/0x8d0 [ 425.673017] alloc_inode+0x5d/0x180 [ 425.676661] new_inode+0x1d/0xf0 [ 425.680041] __ext4_new_inode+0x400/0x5a20 [ 425.684288] ? putname+0xe1/0x120 [ 425.687743] ? do_mkdirat+0xa0/0x2d0 [ 425.691478] ? ext4_free_inode+0x1780/0x1780 [ 425.695902] ? debug_check_no_obj_freed+0x201/0x490 [ 425.700931] ? __dquot_initialize+0x298/0xb70 [ 425.705436] ? lock_acquire+0x170/0x3c0 [ 425.709422] ? dquot_initialize_needed+0x290/0x290 [ 425.714363] ? trace_hardirqs_off+0x64/0x200 [ 425.718785] ? common_perm+0x4be/0x800 [ 425.722686] ext4_mkdir+0x396/0xe10 [ 425.726324] ? putname+0xe1/0x120 [ 425.729795] ? ext4_init_dot_dotdot+0x600/0x600 [ 425.734475] ? generic_permission+0x116/0x4d0 [ 425.738982] ? security_inode_permission+0xc5/0xf0 [ 425.743927] ? inode_permission.part.0+0x10c/0x450 [ 425.748870] vfs_mkdir+0x508/0x7a0 [ 425.752417] do_mkdirat+0x262/0x2d0 [ 425.756052] ? __ia32_sys_mknod+0x120/0x120 [ 425.760381] ? trace_hardirqs_off_caller+0x6e/0x210 [ 425.765405] ? do_syscall_64+0x21/0x620 [ 425.769389] do_syscall_64+0xf9/0x620 [ 425.773203] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 425.778398] RIP: 0033:0x465077 [ 425.781602] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 425.800510] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 425.808228] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 0000000000465077 [ 425.815538] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000100 09:28:31 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100705072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:31 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50004c00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:31 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000004c100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:31 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000048100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:31 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100009072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 425.822848] RBP: 00007f4784cfd040 R08: 0000000000000000 R09: ffffffffffffffff [ 425.830128] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 425.837405] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 09:28:31 executing program 2 (fault-call:0 fault-nth:29): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:31 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50006558100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:31 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50006000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 425.980534] netlink: 'syz-executor.4': attribute type 5 has an invalid length. 09:28:32 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000010000a072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:32 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100805072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:32 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000004c100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:32 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100f05072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:32 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000060100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 426.100721] FAULT_INJECTION: forcing a failure. [ 426.100721] name failslab, interval 1, probability 0, space 0, times 0 09:28:32 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000060100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:32 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50006800100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:32 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000010000b072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 426.213312] CPU: 1 PID: 25001 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 426.221241] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 426.230606] Call Trace: [ 426.233210] dump_stack+0x1fc/0x2ef [ 426.236855] should_fail.cold+0xa/0xf [ 426.240674] ? setup_fault_attr+0x200/0x200 [ 426.245014] ? lock_acquire+0x170/0x3c0 [ 426.249016] __should_failslab+0x115/0x180 [ 426.253273] should_failslab+0x5/0x10 [ 426.257081] kmem_cache_alloc+0x277/0x370 [ 426.261240] __d_alloc+0x2b/0xa10 [ 426.264726] d_alloc+0x4a/0x230 [ 426.268026] __lookup_hash+0xc8/0x180 [ 426.271838] filename_create+0x186/0x490 [ 426.275906] ? kern_path_mountpoint+0x40/0x40 [ 426.280408] ? strncpy_from_user+0x2a2/0x350 [ 426.284828] ? getname_flags+0x25b/0x590 [ 426.288897] do_mkdirat+0xa0/0x2d0 [ 426.292443] ? __ia32_sys_mknod+0x120/0x120 [ 426.296779] ? trace_hardirqs_off_caller+0x6e/0x210 [ 426.301803] ? do_syscall_64+0x21/0x620 [ 426.305787] do_syscall_64+0xf9/0x620 [ 426.309598] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 426.314793] RIP: 0033:0x465077 [ 426.317993] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 426.336911] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 426.344634] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 0000000000465077 [ 426.351914] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000100 09:28:32 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50006c00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 426.352808] netlink: 'syz-executor.4': attribute type 5 has an invalid length. [ 426.359185] RBP: 00007f4784cfd040 R08: 0000000000000000 R09: ffffffffffffffff [ 426.359215] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 426.359222] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 09:28:32 executing program 2 (fault-call:0 fault-nth:30): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:32 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100006072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:32 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000068100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:32 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50005865100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:32 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50007400100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:32 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100010072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 426.556772] FAULT_INJECTION: forcing a failure. [ 426.556772] name failslab, interval 1, probability 0, space 0, times 0 [ 426.568695] CPU: 0 PID: 25047 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 426.576594] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 426.585950] Call Trace: [ 426.588553] dump_stack+0x1fc/0x2ef [ 426.592193] should_fail.cold+0xa/0xf [ 426.596002] ? setup_fault_attr+0x200/0x200 [ 426.600339] ? __es_tree_search.isra.0+0x1af/0x210 09:28:32 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000006c100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:32 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100009072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 426.605283] __should_failslab+0x115/0x180 [ 426.609528] should_failslab+0x5/0x10 [ 426.613337] kmem_cache_alloc+0x3f/0x370 [ 426.617412] __es_insert_extent+0x39b/0x13b0 [ 426.621833] ? lock_acquire+0x170/0x3c0 [ 426.625825] ? ext4_es_insert_extent+0x17e/0x5e0 [ 426.630596] ext4_es_insert_extent+0x22e/0x5e0 [ 426.635189] ? lock_downgrade+0x720/0x720 [ 426.639342] ? ext4_es_find_delayed_extent_range+0x9f0/0x9f0 [ 426.645153] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 426.650179] ? ext4_es_find_delayed_extent_range+0x7d9/0x9f0 [ 426.655992] ext4_ext_map_blocks+0x2129/0x7390 [ 426.660595] ? __lock_acquire+0x6de/0x3ff0 [ 426.664848] ? __lock_acquire+0x6de/0x3ff0 [ 426.669098] ? mark_held_locks+0xf0/0xf0 [ 426.673177] ? __ext4_handle_dirty_metadata+0x1e0/0x590 [ 426.674830] netlink: 'syz-executor.3': attribute type 5 has an invalid length. [ 426.678545] ? ext4_find_delalloc_cluster+0x1f0/0x1f0 [ 426.691161] ? mark_held_locks+0xf0/0xf0 [ 426.695238] ? ext4_mark_iloc_dirty+0x1af6/0x2b10 [ 426.700100] ? ext4_es_lookup_extent+0x375/0xb60 09:28:32 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000074100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 426.704881] ? check_preemption_disabled+0x41/0x280 [ 426.709916] ? lock_acquire+0x170/0x3c0 [ 426.713900] ? ext4_map_blocks+0x33e/0x1a50 [ 426.718239] ext4_map_blocks+0xd88/0x1a50 [ 426.722412] ? check_preemption_disabled+0x41/0x280 [ 426.727443] ? ext4_issue_zeroout+0x160/0x160 [ 426.731950] ? __brelse+0x84/0xa0 [ 426.735422] ? __ext4_new_inode+0x2eb/0x5a20 [ 426.739854] ext4_getblk+0xad/0x4f0 [ 426.743490] ? ext4_iomap_begin+0xe00/0xe00 [ 426.747825] ? ext4_free_inode+0x1780/0x1780 [ 426.752242] ? debug_check_no_obj_freed+0x201/0x490 09:28:32 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000010000a072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:32 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000007a100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 426.757266] ? __dquot_initialize+0x298/0xb70 [ 426.761778] ext4_bread+0x7c/0x210 [ 426.765329] ? ext4_getblk+0x4f0/0x4f0 [ 426.769232] ? dquot_initialize_needed+0x290/0x290 [ 426.774183] ? trace_hardirqs_off+0x64/0x200 [ 426.778601] ext4_append+0x155/0x370 [ 426.782324] ext4_mkdir+0x5bd/0xe10 [ 426.785968] ? ext4_init_dot_dotdot+0x600/0x600 [ 426.790647] ? generic_permission+0x116/0x4d0 [ 426.795156] ? inode_permission.part.0+0x10c/0x450 [ 426.800098] vfs_mkdir+0x508/0x7a0 [ 426.803649] do_mkdirat+0x262/0x2d0 09:28:32 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000010000b072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 426.807285] ? __ia32_sys_mknod+0x120/0x120 [ 426.811620] ? trace_hardirqs_off_caller+0x6e/0x210 [ 426.816675] ? do_syscall_64+0x21/0x620 [ 426.820660] do_syscall_64+0xf9/0x620 [ 426.824470] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 426.829661] RIP: 0033:0x465077 [ 426.832857] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 426.851772] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 426.859490] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 0000000000465077 [ 426.866770] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000100 [ 426.874042] RBP: 00007f4784cfd040 R08: 0000000000000000 R09: ffffffffffffffff [ 426.881315] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 426.885730] netlink: 'syz-executor.3': attribute type 5 has an invalid length. [ 426.888589] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 [ 426.939628] EXT4-fs (loop2): mounted filesystem without journal. Opts: inode_readahead_blks=0x0000000000000000,,errors=continue 09:28:32 executing program 2 (fault-call:0 fault-nth:31): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:32 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000110005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:32 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000068100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:32 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50007a00100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:32 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100014072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:32 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100014072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:33 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100033072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:33 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100033072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 427.086871] netlink: 'syz-executor.5': attribute type 5 has an invalid length. 09:28:33 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000006c100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:33 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000f000100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 427.155050] FAULT_INJECTION: forcing a failure. [ 427.155050] name failslab, interval 1, probability 0, space 0, times 0 [ 427.194836] CPU: 1 PID: 25093 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 427.203367] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 427.212730] Call Trace: [ 427.215337] dump_stack+0x1fc/0x2ef [ 427.219090] should_fail.cold+0xa/0xf [ 427.222907] ? setup_fault_attr+0x200/0x200 [ 427.223216] netlink: 'syz-executor.4': attribute type 5 has an invalid length. [ 427.227231] ? __lock_acquire+0x6de/0x3ff0 [ 427.238869] __should_failslab+0x115/0x180 [ 427.243208] should_failslab+0x5/0x10 [ 427.247104] __kmalloc+0x2ab/0x3c0 [ 427.250656] ? ext4_find_extent+0x9bb/0xc70 [ 427.254991] ext4_find_extent+0x9bb/0xc70 [ 427.259157] ext4_ext_map_blocks+0x1c0/0x7390 [ 427.263670] ? __lock_acquire+0x6de/0x3ff0 [ 427.267919] ? __lock_acquire+0x6de/0x3ff0 [ 427.272170] ? mark_held_locks+0xf0/0xf0 [ 427.276281] ? __ext4_handle_dirty_metadata+0x1e0/0x590 [ 427.281654] ? ext4_find_delalloc_cluster+0x1f0/0x1f0 [ 427.286858] ? mark_held_locks+0xf0/0xf0 [ 427.290930] ? ext4_mark_iloc_dirty+0x1af6/0x2b10 [ 427.295787] ? ext4_es_lookup_extent+0x375/0xb60 [ 427.300558] ? lock_downgrade+0x720/0x720 [ 427.304714] ? lock_acquire+0x170/0x3c0 [ 427.308696] ? check_preemption_disabled+0x41/0x280 [ 427.313731] ? lock_acquire+0x170/0x3c0 [ 427.317718] ? ext4_map_blocks+0x33e/0x1a50 [ 427.322093] ext4_map_blocks+0xd88/0x1a50 [ 427.326266] ? check_preemption_disabled+0x41/0x280 [ 427.331313] ? ext4_issue_zeroout+0x160/0x160 [ 427.335817] ? __brelse+0x84/0xa0 [ 427.339280] ? __ext4_new_inode+0x2eb/0x5a20 [ 427.343706] ext4_getblk+0xad/0x4f0 [ 427.347343] ? ext4_iomap_begin+0xe00/0xe00 [ 427.351674] ? ext4_free_inode+0x1780/0x1780 [ 427.356095] ? debug_check_no_obj_freed+0x201/0x490 [ 427.361123] ? __dquot_initialize+0x298/0xb70 [ 427.365635] ext4_bread+0x7c/0x210 [ 427.369185] ? ext4_getblk+0x4f0/0x4f0 [ 427.373079] ? dquot_initialize_needed+0x290/0x290 [ 427.378054] ? trace_hardirqs_off+0x64/0x200 [ 427.382474] ext4_append+0x155/0x370 [ 427.386200] ext4_mkdir+0x5bd/0xe10 [ 427.389842] ? ext4_init_dot_dotdot+0x600/0x600 [ 427.394526] ? generic_permission+0x116/0x4d0 [ 427.399038] ? inode_permission.part.0+0x10c/0x450 [ 427.403983] vfs_mkdir+0x508/0x7a0 [ 427.407537] do_mkdirat+0x262/0x2d0 [ 427.411174] ? __ia32_sys_mknod+0x120/0x120 [ 427.415508] ? trace_hardirqs_off_caller+0x6e/0x210 [ 427.420537] ? do_syscall_64+0x21/0x620 [ 427.424521] do_syscall_64+0xf9/0x620 [ 427.425521] netlink: 'syz-executor.3': attribute type 5 has an invalid length. [ 427.428327] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 427.428338] RIP: 0033:0x465077 09:28:33 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000c902100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:33 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000074100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 427.428354] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 427.462985] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 427.470729] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 0000000000465077 [ 427.478007] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000100 [ 427.485293] RBP: 00007f4784cfd040 R08: 0000000000000000 R09: ffffffffffffffff [ 427.492571] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 427.499846] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 09:28:33 executing program 2 (fault-call:0 fault-nth:32): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:33 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100002072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:33 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005082cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:33 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000120005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:33 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000003100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:33 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000007a100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 427.563697] EXT4-fs (loop2): mounted filesystem without journal. Opts: inode_readahead_blks=0x0000000000000000,,errors=continue 09:28:33 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000140005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:33 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005102cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:33 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000081100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:33 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000005100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:33 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100006072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 427.770762] FAULT_INJECTION: forcing a failure. [ 427.770762] name failslab, interval 1, probability 0, space 0, times 0 [ 427.782459] CPU: 0 PID: 25139 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 427.790354] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 427.799710] Call Trace: [ 427.802311] dump_stack+0x1fc/0x2ef [ 427.805950] should_fail.cold+0xa/0xf [ 427.809763] ? setup_fault_attr+0x200/0x200 [ 427.814094] ? __es_tree_search.isra.0+0x1af/0x210 [ 427.819033] __should_failslab+0x115/0x180 [ 427.823291] should_failslab+0x5/0x10 [ 427.827097] kmem_cache_alloc+0x3f/0x370 [ 427.831170] __es_insert_extent+0x39b/0x13b0 [ 427.835589] ? lock_acquire+0x170/0x3c0 [ 427.839575] ? ext4_es_insert_extent+0x17e/0x5e0 [ 427.844344] ext4_es_insert_extent+0x22e/0x5e0 [ 427.848938] ? lock_downgrade+0x720/0x720 [ 427.853141] ? ext4_es_find_delayed_extent_range+0x9f0/0x9f0 [ 427.858957] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 427.863990] ? ext4_es_find_delayed_extent_range+0x7d9/0x9f0 09:28:33 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000002f0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 427.869799] ext4_ext_map_blocks+0x2129/0x7390 [ 427.874392] ? __lock_acquire+0x6de/0x3ff0 [ 427.878649] ? __lock_acquire+0x6de/0x3ff0 [ 427.882900] ? mark_held_locks+0xf0/0xf0 [ 427.886971] ? __ext4_handle_dirty_metadata+0x1e0/0x590 [ 427.892347] ? ext4_find_delalloc_cluster+0x1f0/0x1f0 [ 427.897549] ? mark_held_locks+0xf0/0xf0 [ 427.901617] ? ext4_mark_iloc_dirty+0x1af6/0x2b10 [ 427.906475] ? ext4_es_lookup_extent+0x375/0xb60 [ 427.911246] ? check_preemption_disabled+0x41/0x280 [ 427.916279] ? lock_acquire+0x170/0x3c0 [ 427.920262] ? ext4_map_blocks+0x33e/0x1a50 [ 427.924598] ext4_map_blocks+0xd88/0x1a50 [ 427.928772] ? check_preemption_disabled+0x41/0x280 [ 427.933801] ? ext4_issue_zeroout+0x160/0x160 [ 427.938303] ? __brelse+0x84/0xa0 [ 427.941765] ? __ext4_new_inode+0x2eb/0x5a20 [ 427.946189] ext4_getblk+0xad/0x4f0 [ 427.949826] ? ext4_iomap_begin+0xe00/0xe00 [ 427.954162] ? ext4_free_inode+0x1780/0x1780 [ 427.958576] ? debug_check_no_obj_freed+0x201/0x490 [ 427.963594] ? __dquot_initialize+0x298/0xb70 [ 427.968102] ext4_bread+0x7c/0x210 [ 427.971691] ? ext4_getblk+0x4f0/0x4f0 [ 427.975589] ? dquot_initialize_needed+0x290/0x290 [ 427.980527] ? trace_hardirqs_off+0x64/0x200 [ 427.984947] ext4_append+0x155/0x370 [ 427.988679] ext4_mkdir+0x5bd/0xe10 [ 427.992323] ? ext4_init_dot_dotdot+0x600/0x600 [ 427.997006] ? generic_permission+0x116/0x4d0 [ 428.001519] ? inode_permission.part.0+0x10c/0x450 [ 428.006462] vfs_mkdir+0x508/0x7a0 [ 428.010013] do_mkdirat+0x262/0x2d0 [ 428.013652] ? __ia32_sys_mknod+0x120/0x120 [ 428.017991] ? trace_hardirqs_off_caller+0x6e/0x210 [ 428.023018] ? do_syscall_64+0x21/0x620 [ 428.027003] do_syscall_64+0xf9/0x620 [ 428.030817] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 428.036023] RIP: 0033:0x465077 [ 428.039224] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 428.058135] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 428.065859] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 0000000000465077 [ 428.073139] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000100 [ 428.080456] RBP: 00007f4784cfd040 R08: 0000000000000000 R09: ffffffffffffffff [ 428.087727] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 428.095149] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 09:28:34 executing program 2 (fault-call:0 fault-nth:33): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:34 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500003a5100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:34 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000006100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:34 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005142cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:34 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100008072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:34 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000520005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 428.126413] EXT4-fs (loop2): mounted filesystem without journal. Opts: inode_readahead_blks=0x0000000000000000,,errors=continue 09:28:34 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100009072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:34 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005382cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:34 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000007100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:34 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000670005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:34 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000f0100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:34 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70020000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 428.351483] FAULT_INJECTION: forcing a failure. [ 428.351483] name failslab, interval 1, probability 0, space 0, times 0 [ 428.417733] CPU: 1 PID: 25190 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 428.425655] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 428.435015] Call Trace: [ 428.437628] dump_stack+0x1fc/0x2ef [ 428.441272] should_fail.cold+0xa/0xf [ 428.445084] ? setup_fault_attr+0x200/0x200 [ 428.449418] ? lock_downgrade+0x720/0x720 [ 428.453586] __should_failslab+0x115/0x180 [ 428.457836] should_failslab+0x5/0x10 [ 428.461648] __kmalloc+0x2ab/0x3c0 [ 428.465194] ? ext4_find_extent+0x9bb/0xc70 [ 428.469539] ext4_find_extent+0x9bb/0xc70 [ 428.473704] ext4_ext_map_blocks+0x1c0/0x7390 [ 428.478218] ? __lock_acquire+0x6de/0x3ff0 [ 428.482470] ? mark_held_locks+0xf0/0xf0 [ 428.486549] ? __ext4_handle_dirty_metadata+0x1e0/0x590 [ 428.491926] ? ext4_find_delalloc_cluster+0x1f0/0x1f0 [ 428.497130] ? mark_held_locks+0xf0/0xf0 [ 428.501205] ? ext4_mark_iloc_dirty+0x1af6/0x2b10 [ 428.506062] ? ext4_es_lookup_extent+0x375/0xb60 [ 428.510835] ? ext4_map_blocks+0x59f/0x1a50 [ 428.515173] ? lock_acquire+0x170/0x3c0 [ 428.519155] ? ext4_map_blocks+0x740/0x1a50 [ 428.523502] ext4_map_blocks+0x7a2/0x1a50 [ 428.527770] ? check_preemption_disabled+0x41/0x280 [ 428.532801] ? ext4_issue_zeroout+0x160/0x160 [ 428.537312] ? __brelse+0x84/0xa0 [ 428.540778] ? __ext4_new_inode+0x2eb/0x5a20 [ 428.545204] ext4_getblk+0xad/0x4f0 [ 428.548845] ? ext4_iomap_begin+0xe00/0xe00 [ 428.553184] ? ext4_free_inode+0x1780/0x1780 [ 428.557601] ? debug_check_no_obj_freed+0x201/0x490 [ 428.562625] ? __dquot_initialize+0x298/0xb70 [ 428.567132] ext4_bread+0x7c/0x210 [ 428.570681] ? ext4_getblk+0x4f0/0x4f0 [ 428.574583] ? dquot_initialize_needed+0x290/0x290 [ 428.579522] ? trace_hardirqs_off+0x64/0x200 [ 428.583937] ext4_append+0x155/0x370 [ 428.587667] ext4_mkdir+0x5bd/0xe10 [ 428.591308] ? ext4_init_dot_dotdot+0x600/0x600 [ 428.595984] ? generic_permission+0x116/0x4d0 [ 428.600492] ? inode_permission.part.0+0x10c/0x450 [ 428.605432] vfs_mkdir+0x508/0x7a0 [ 428.608978] do_mkdirat+0x262/0x2d0 [ 428.612615] ? __ia32_sys_mknod+0x120/0x120 [ 428.616954] ? trace_hardirqs_off_caller+0x6e/0x210 [ 428.621978] ? do_syscall_64+0x21/0x620 [ 428.625959] do_syscall_64+0xf9/0x620 [ 428.629769] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 428.634954] RIP: 0033:0x465077 [ 428.638130] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 428.657018] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 428.664714] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 0000000000465077 [ 428.671970] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000100 [ 428.679232] RBP: 00007f4784cfd040 R08: 0000000000000000 R09: ffffffffffffffff [ 428.686529] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 428.693817] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 09:28:34 executing program 2 (fault-call:0 fault-nth:34): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:34 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000fffe100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:34 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70030000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:34 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000a100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:34 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000010000a072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:34 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000020005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:34 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000c100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 428.856020] FAULT_INJECTION: forcing a failure. [ 428.856020] name failslab, interval 1, probability 0, space 0, times 0 [ 428.857380] validate_nla: 9 callbacks suppressed [ 428.857390] netlink: 'syz-executor.4': attribute type 5 has an invalid length. [ 428.882330] CPU: 0 PID: 25226 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 428.890325] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 428.899685] Call Trace: [ 428.902292] dump_stack+0x1fc/0x2ef [ 428.905937] should_fail.cold+0xa/0xf [ 428.909757] ? setup_fault_attr+0x200/0x200 [ 428.914109] ? lock_downgrade+0x720/0x720 [ 428.918301] ? check_preemption_disabled+0x41/0x280 [ 428.923332] __should_failslab+0x115/0x180 [ 428.927594] should_failslab+0x5/0x10 [ 428.931406] kmem_cache_alloc+0x277/0x370 [ 428.935563] ext4_mb_new_blocks+0x60a/0x4370 [ 428.939989] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 428.945020] ? ext4_cache_extents+0x68/0x2d0 [ 428.949445] ? ext4_find_extent+0x9bb/0xc70 [ 428.953779] ? ext4_discard_preallocations+0xfb0/0xfb0 [ 428.959066] ? ext4_ext_search_right+0x2c7/0xb60 [ 428.963843] ? ext4_inode_to_goal_block+0x2d2/0x3e0 [ 428.968875] ext4_ext_map_blocks+0x2aa2/0x7390 [ 428.973475] ? __lock_acquire+0x6de/0x3ff0 [ 428.977724] ? mark_held_locks+0xf0/0xf0 [ 428.981801] ? __ext4_handle_dirty_metadata+0x1e0/0x590 [ 428.987193] ? ext4_find_delalloc_cluster+0x1f0/0x1f0 [ 428.992395] ? mark_held_locks+0xf0/0xf0 [ 428.996467] ? ext4_mark_iloc_dirty+0x1af6/0x2b10 [ 429.001325] ? ext4_es_lookup_extent+0x375/0xb60 09:28:35 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000e100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:35 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000030005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:35 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000010000b072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 429.006097] ? ext4_map_blocks+0x59f/0x1a50 [ 429.010442] ext4_map_blocks+0x7a2/0x1a50 [ 429.014604] ? check_preemption_disabled+0x41/0x280 [ 429.019632] ? ext4_issue_zeroout+0x160/0x160 [ 429.024139] ? __brelse+0x84/0xa0 [ 429.027610] ? __ext4_new_inode+0x2eb/0x5a20 [ 429.032034] ext4_getblk+0xad/0x4f0 [ 429.035672] ? ext4_iomap_begin+0xe00/0xe00 [ 429.040010] ? ext4_free_inode+0x1780/0x1780 [ 429.044441] ? debug_check_no_obj_freed+0x201/0x490 [ 429.049470] ? __dquot_initialize+0x298/0xb70 [ 429.053979] ext4_bread+0x7c/0x210 [ 429.057533] ? ext4_getblk+0x4f0/0x4f0 [ 429.061432] ? dquot_initialize_needed+0x290/0x290 [ 429.066374] ? trace_hardirqs_off+0x64/0x200 [ 429.070805] ext4_append+0x155/0x370 [ 429.072562] netlink: 'syz-executor.3': attribute type 5 has an invalid length. [ 429.074540] ext4_mkdir+0x5bd/0xe10 [ 429.074561] ? ext4_init_dot_dotdot+0x600/0x600 [ 429.074580] ? generic_permission+0x116/0x4d0 [ 429.094704] ? inode_permission.part.0+0x10c/0x450 [ 429.099647] vfs_mkdir+0x508/0x7a0 [ 429.103201] do_mkdirat+0x262/0x2d0 09:28:35 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000f100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:35 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100010072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 429.106836] ? __ia32_sys_mknod+0x120/0x120 [ 429.111171] ? trace_hardirqs_off_caller+0x6e/0x210 [ 429.116197] ? do_syscall_64+0x21/0x620 [ 429.120184] do_syscall_64+0xf9/0x620 [ 429.123999] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 429.129191] RIP: 0033:0x465077 [ 429.132389] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 429.151295] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 429.159011] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 0000000000465077 [ 429.166291] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000100 [ 429.173573] RBP: 00007f4784cfd040 R08: 0000000000000000 R09: ffffffffffffffff [ 429.180883] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 429.188167] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 09:28:35 executing program 2 (fault-call:0 fault-nth:35): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:35 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70040000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:35 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000fff100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:35 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000020100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:35 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000040005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:35 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100014072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 429.374139] netlink: 'syz-executor.4': attribute type 5 has an invalid length. [ 429.400931] FAULT_INJECTION: forcing a failure. [ 429.400931] name failslab, interval 1, probability 0, space 0, times 0 [ 429.412362] CPU: 1 PID: 25271 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 429.420255] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 429.429619] Call Trace: [ 429.432224] dump_stack+0x1fc/0x2ef [ 429.435862] should_fail.cold+0xa/0xf [ 429.439672] ? setup_fault_attr+0x200/0x200 [ 429.444007] ? __es_tree_search.isra.0+0x1af/0x210 [ 429.448958] __should_failslab+0x115/0x180 [ 429.453208] should_failslab+0x5/0x10 [ 429.457021] kmem_cache_alloc+0x3f/0x370 [ 429.461095] __es_insert_extent+0x39b/0x13b0 [ 429.465521] ext4_es_insert_extent+0x22e/0x5e0 [ 429.470138] ? ext4_map_blocks+0x59f/0x1a50 [ 429.474487] ? ext4_es_find_delayed_extent_range+0x9f0/0x9f0 [ 429.480313] ext4_map_blocks+0xa2a/0x1a50 [ 429.484481] ? ext4_issue_zeroout+0x160/0x160 [ 429.488991] ? __brelse+0x84/0xa0 [ 429.492462] ? __ext4_new_inode+0x2eb/0x5a20 [ 429.496902] ext4_getblk+0xad/0x4f0 [ 429.500549] ? ext4_iomap_begin+0xe00/0xe00 [ 429.504886] ? ext4_free_inode+0x1780/0x1780 [ 429.509310] ? debug_check_no_obj_freed+0x201/0x490 [ 429.514336] ? __dquot_initialize+0x298/0xb70 [ 429.518843] ext4_bread+0x7c/0x210 [ 429.522390] ? ext4_getblk+0x4f0/0x4f0 [ 429.526288] ? dquot_initialize_needed+0x290/0x290 [ 429.531230] ? trace_hardirqs_off+0x64/0x200 [ 429.535650] ext4_append+0x155/0x370 [ 429.539368] ext4_mkdir+0x5bd/0xe10 [ 429.543011] ? ext4_init_dot_dotdot+0x600/0x600 [ 429.547695] ? generic_permission+0x116/0x4d0 [ 429.552208] ? inode_permission.part.0+0x10c/0x450 [ 429.557156] vfs_mkdir+0x508/0x7a0 [ 429.560710] do_mkdirat+0x262/0x2d0 [ 429.564346] ? __ia32_sys_mknod+0x120/0x120 [ 429.568719] ? trace_hardirqs_off_caller+0x6e/0x210 [ 429.573754] ? do_syscall_64+0x21/0x620 [ 429.577741] do_syscall_64+0xf9/0x620 [ 429.581559] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 429.586760] RIP: 0033:0x465077 [ 429.589959] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 429.608864] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 429.616584] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 0000000000465077 09:28:35 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100033072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:35 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70050000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:35 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000050005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:35 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000048100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:35 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000feff100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 429.623860] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000100 [ 429.631137] RBP: 00007f4784cfd040 R08: 0000000000000000 R09: ffffffffffffffff [ 429.638414] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 429.645697] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 09:28:35 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000030005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 429.712244] EXT4-fs (loop2): mounted filesystem without journal. Opts: inode_readahead_blks=0x0000000000000000,,errors=continue [ 429.716707] netlink: 'syz-executor.3': attribute type 5 has an invalid length. 09:28:35 executing program 2 (fault-call:0 fault-nth:36): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:35 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000004c100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:35 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000060005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:35 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005082cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:35 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70060000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 429.785408] netlink: 'syz-executor.4': attribute type 5 has an invalid length. 09:28:35 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000070005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 429.900427] netlink: 'syz-executor.3': attribute type 5 has an invalid length. [ 429.923745] netlink: 'syz-executor.4': attribute type 5 has an invalid length. [ 429.941861] FAULT_INJECTION: forcing a failure. 09:28:35 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000050005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:35 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50006558100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:35 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005102cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 429.941861] name failslab, interval 1, probability 0, space 0, times 0 09:28:35 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70070000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 430.008815] CPU: 1 PID: 25319 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 430.016742] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 430.026108] Call Trace: [ 430.028726] dump_stack+0x1fc/0x2ef [ 430.032503] should_fail.cold+0xa/0xf [ 430.036323] ? setup_fault_attr+0x200/0x200 [ 430.040709] ? lock_acquire+0x170/0x3c0 [ 430.044711] __should_failslab+0x115/0x180 [ 430.048958] should_failslab+0x5/0x10 [ 430.052772] __kmalloc_track_caller+0x2a6/0x3c0 [ 430.057452] ? strndup_user+0x70/0x120 [ 430.061355] memdup_user+0x22/0xb0 [ 430.064908] strndup_user+0x70/0x120 [ 430.068628] ksys_mount+0x34/0x130 [ 430.072183] __x64_sys_mount+0xba/0x150 [ 430.076180] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 430.080770] do_syscall_64+0xf9/0x620 [ 430.084584] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 430.089778] RIP: 0033:0x46748a 09:28:36 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000060005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 430.092978] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 430.111886] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 430.119608] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 430.126888] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 430.134171] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 430.141455] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 430.148741] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 09:28:36 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70080000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 430.221511] netlink: 'syz-executor.3': attribute type 5 has an invalid length. [ 430.275275] netlink: 'syz-executor.4': attribute type 5 has an invalid length. 09:28:36 executing program 2 (fault-call:0 fault-nth:37): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:36 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000080005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:36 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000060100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:36 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000070005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:36 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005142cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:36 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700a0000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 430.436471] netlink: 'syz-executor.3': attribute type 5 has an invalid length. [ 430.450405] FAULT_INJECTION: forcing a failure. [ 430.450405] name failslab, interval 1, probability 0, space 0, times 0 09:28:36 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005382cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 430.485352] CPU: 0 PID: 25365 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 430.493281] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 430.502646] Call Trace: [ 430.505256] dump_stack+0x1fc/0x2ef [ 430.508898] should_fail.cold+0xa/0xf [ 430.512715] ? setup_fault_attr+0x200/0x200 [ 430.517053] ? lock_acquire+0x170/0x3c0 [ 430.521044] __should_failslab+0x115/0x180 [ 430.525291] should_failslab+0x5/0x10 [ 430.529100] __kmalloc_track_caller+0x2a6/0x3c0 [ 430.533781] ? strndup_user+0x70/0x120 [ 430.537677] ? _copy_from_user+0xd2/0x130 [ 430.541834] memdup_user+0x22/0xb0 [ 430.545389] strndup_user+0x70/0x120 [ 430.549119] ksys_mount+0x6f/0x130 [ 430.552682] __x64_sys_mount+0xba/0x150 [ 430.556678] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 430.561275] do_syscall_64+0xf9/0x620 [ 430.565095] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 430.570288] RIP: 0033:0x46748a 09:28:36 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70020000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 430.573484] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 430.592395] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 430.600115] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 430.607398] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 430.614683] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 430.621966] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 09:28:36 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70030000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:36 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000090005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:36 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50005865100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:36 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000090005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 430.629285] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 09:28:36 executing program 2 (fault-call:0 fault-nth:38): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:36 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700c0000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:36 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000a0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:36 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000a0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:36 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70040000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:36 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000068100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:36 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70050000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:36 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700e0000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 430.968649] FAULT_INJECTION: forcing a failure. [ 430.968649] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 430.980502] CPU: 0 PID: 25412 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 430.988431] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 430.997795] Call Trace: [ 431.000410] dump_stack+0x1fc/0x2ef [ 431.004058] should_fail.cold+0xa/0xf [ 431.007878] ? setup_fault_attr+0x200/0x200 [ 431.012215] ? lock_downgrade+0x720/0x720 09:28:37 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700f0000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 431.016374] ? check_preemption_disabled+0x41/0x280 [ 431.021409] __alloc_pages_nodemask+0x239/0x2890 [ 431.026175] ? ___perf_sw_event+0x384/0x570 [ 431.030511] ? cmp_ex_search+0x87/0xb0 [ 431.034420] ? __lock_acquire+0x6de/0x3ff0 [ 431.038677] ? copy_mount_options+0x1e9/0x380 [ 431.043191] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 431.048048] ? ex_handler_default+0x14/0x90 [ 431.052380] ? phys_mem_access_encrypted+0x10/0x10 [ 431.057332] ? no_context+0xce/0x940 [ 431.061065] ? force_sig_info_fault.constprop.0+0x320/0x320 [ 431.066792] ? bad_area_access_error+0x23b/0x4a0 [ 431.071569] cache_grow_begin+0xa4/0x8a0 [ 431.075649] ? setup_fault_attr+0x200/0x200 [ 431.079983] ? lock_acquire+0x170/0x3c0 [ 431.083981] cache_alloc_refill+0x273/0x340 [ 431.088319] kmem_cache_alloc+0x346/0x370 [ 431.092488] getname_flags+0xce/0x590 [ 431.096306] user_path_at_empty+0x2a/0x50 [ 431.100472] do_mount+0x147/0x2f10 [ 431.104023] ? cmp_ex_sort+0xc0/0xc0 [ 431.107753] ? __do_page_fault+0x180/0xd60 [ 431.111998] ? copy_mount_string+0x40/0x40 [ 431.116258] ? memset+0x20/0x40 09:28:37 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70100000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 431.119561] ? copy_mount_options+0x26f/0x380 [ 431.124080] ksys_mount+0xcf/0x130 [ 431.127638] __x64_sys_mount+0xba/0x150 [ 431.131626] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 431.136231] do_syscall_64+0xf9/0x620 [ 431.140047] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 431.145240] RIP: 0033:0x46748a [ 431.148439] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 09:28:37 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70600000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:37 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000006c100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 431.167354] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 431.175077] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 431.182364] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 431.189649] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 431.196931] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 431.204210] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 09:28:37 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000b0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:37 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000b0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:37 executing program 2 (fault-call:0 fault-nth:39): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:37 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70060000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:37 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70f00000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 431.238863] EXT4-fs (loop2): mounted filesystem without journal. Opts: inode_readahead_blks=0x0000000000000000,,errors=continue 09:28:37 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000074100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:37 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000c0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:37 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000c0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:37 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000300000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:37 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70070000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 431.470972] FAULT_INJECTION: forcing a failure. [ 431.470972] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 431.482819] CPU: 1 PID: 25462 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 431.490710] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 431.500073] Call Trace: [ 431.502684] dump_stack+0x1fc/0x2ef [ 431.506329] should_fail.cold+0xa/0xf [ 431.510151] ? setup_fault_attr+0x200/0x200 [ 431.514493] ? lock_downgrade+0x720/0x720 [ 431.518664] ? check_preemption_disabled+0x41/0x280 [ 431.523709] __alloc_pages_nodemask+0x239/0x2890 [ 431.528480] ? ___perf_sw_event+0x384/0x570 [ 431.532816] ? cmp_ex_search+0x87/0xb0 [ 431.536724] ? __lock_acquire+0x6de/0x3ff0 [ 431.540979] ? copy_mount_options+0x1e9/0x380 [ 431.545493] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 431.550354] ? ex_handler_default+0x14/0x90 [ 431.554689] ? phys_mem_access_encrypted+0x10/0x10 [ 431.559640] ? no_context+0xce/0x940 [ 431.563372] ? force_sig_info_fault.constprop.0+0x320/0x320 [ 431.569101] ? bad_area_access_error+0x23b/0x4a0 [ 431.573887] cache_grow_begin+0xa4/0x8a0 [ 431.577962] ? setup_fault_attr+0x200/0x200 [ 431.582340] ? lock_acquire+0x170/0x3c0 [ 431.586327] cache_alloc_refill+0x273/0x340 [ 431.590666] kmem_cache_alloc+0x346/0x370 [ 431.594828] getname_flags+0xce/0x590 [ 431.598641] user_path_at_empty+0x2a/0x50 [ 431.602806] do_mount+0x147/0x2f10 [ 431.606354] ? cmp_ex_sort+0xc0/0xc0 [ 431.610081] ? __do_page_fault+0x180/0xd60 [ 431.614341] ? copy_mount_string+0x40/0x40 [ 431.618596] ? memset+0x20/0x40 [ 431.621890] ? copy_mount_options+0x26f/0x380 [ 431.626402] ksys_mount+0xcf/0x130 [ 431.629952] __x64_sys_mount+0xba/0x150 [ 431.633940] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 431.638537] do_syscall_64+0xf9/0x620 [ 431.642352] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 431.647554] RIP: 0033:0x46748a [ 431.650758] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 09:28:37 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000007a100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:37 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000081100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 431.669667] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 431.677392] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 431.684674] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 431.691955] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 431.699231] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 431.706516] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 09:28:37 executing program 2 (fault-call:0 fault-nth:40): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:37 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500002c9100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:37 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70080000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:37 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd708d0300000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:37 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000d0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:37 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000d0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 431.784716] EXT4-fs (loop2): mounted filesystem without journal. Opts: inode_readahead_blks=0x0000000000000000,,errors=continue 09:28:37 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700f0000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:37 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000f0100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:38 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000e0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 432.061773] FAULT_INJECTION: forcing a failure. [ 432.061773] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 432.073620] CPU: 0 PID: 25511 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 432.081517] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 432.090891] Call Trace: [ 432.093506] dump_stack+0x1fc/0x2ef [ 432.097149] should_fail.cold+0xa/0xf [ 432.100962] ? setup_fault_attr+0x200/0x200 [ 432.105333] ? lock_downgrade+0x720/0x720 09:28:38 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000500000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 432.109494] ? check_preemption_disabled+0x41/0x280 [ 432.114526] __alloc_pages_nodemask+0x239/0x2890 [ 432.119299] ? ___perf_sw_event+0x384/0x570 [ 432.123632] ? cmp_ex_search+0x87/0xb0 [ 432.127539] ? __lock_acquire+0x6de/0x3ff0 [ 432.131791] ? copy_mount_options+0x1e9/0x380 [ 432.136305] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 432.141158] ? ex_handler_default+0x14/0x90 [ 432.145488] ? phys_mem_access_encrypted+0x10/0x10 [ 432.150431] ? no_context+0xce/0x940 [ 432.154164] ? force_sig_info_fault.constprop.0+0x320/0x320 09:28:38 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000f0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 432.159886] ? bad_area_access_error+0x23b/0x4a0 [ 432.164662] cache_grow_begin+0xa4/0x8a0 [ 432.168742] ? setup_fault_attr+0x200/0x200 [ 432.173075] ? lock_acquire+0x170/0x3c0 [ 432.177071] cache_alloc_refill+0x273/0x340 [ 432.181411] kmem_cache_alloc+0x346/0x370 [ 432.185575] getname_flags+0xce/0x590 [ 432.189394] user_path_at_empty+0x2a/0x50 [ 432.193564] do_mount+0x147/0x2f10 [ 432.197121] ? cmp_ex_sort+0xc0/0xc0 [ 432.200852] ? __do_page_fault+0x180/0xd60 [ 432.205106] ? copy_mount_string+0x40/0x40 09:28:38 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000600000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 432.209366] ? memset+0x20/0x40 [ 432.212665] ? copy_mount_options+0x26f/0x380 [ 432.217183] ksys_mount+0xcf/0x130 [ 432.220747] __x64_sys_mount+0xba/0x150 [ 432.224737] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 432.229372] do_syscall_64+0xf9/0x620 [ 432.233190] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 432.238392] RIP: 0033:0x46748a [ 432.241594] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 432.260505] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 432.268238] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 432.275520] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 432.282809] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 432.290093] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 432.297375] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 09:28:38 executing program 2 (fault-call:0 fault-nth:41): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:38 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000110005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:38 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70f00000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:38 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000e0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:38 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000fffe100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:38 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000700000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 432.346205] EXT4-fs (loop2): mounted filesystem without journal. Opts: inode_readahead_blks=0x0000000000000000,,errors=continue 09:28:38 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000a00000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:38 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000120005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:38 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd709b0200000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:38 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000f0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:38 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000fff100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 432.586886] FAULT_INJECTION: forcing a failure. [ 432.586886] name failslab, interval 1, probability 0, space 0, times 0 [ 432.622915] CPU: 1 PID: 25562 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 432.630850] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 432.640218] Call Trace: [ 432.642819] dump_stack+0x1fc/0x2ef [ 432.646468] should_fail.cold+0xa/0xf [ 432.650284] ? setup_fault_attr+0x200/0x200 [ 432.654616] ? lock_acquire+0x170/0x3c0 [ 432.658607] __should_failslab+0x115/0x180 [ 432.662857] should_failslab+0x5/0x10 [ 432.666673] kmem_cache_alloc+0x277/0x370 [ 432.670836] alloc_vfsmnt+0x23/0x780 [ 432.674561] ? _raw_read_unlock+0x29/0x40 [ 432.678723] vfs_kern_mount.part.0+0x27/0x470 [ 432.683232] do_mount+0x113c/0x2f10 [ 432.686870] ? cmp_ex_sort+0xc0/0xc0 [ 432.690596] ? __do_page_fault+0x180/0xd60 [ 432.694839] ? copy_mount_string+0x40/0x40 [ 432.699094] ? memset+0x20/0x40 [ 432.702379] ? copy_mount_options+0x26f/0x380 [ 432.706891] ksys_mount+0xcf/0x130 [ 432.710444] __x64_sys_mount+0xba/0x150 [ 432.714607] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 432.719175] do_syscall_64+0xf9/0x620 [ 432.722963] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 432.728134] RIP: 0033:0x46748a [ 432.731321] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 432.750221] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 432.757958] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 432.765332] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 432.772590] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 432.779866] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 09:28:38 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000feff100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 432.787129] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 09:28:38 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000c00000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:38 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000030005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:38 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000300000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:38 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000002100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:38 executing program 2 (fault-call:0 fault-nth:42): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:38 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000140005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:38 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000e00000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:38 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000002f0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:38 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000500000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:39 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000003100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:39 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000050005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 432.994284] FAULT_INJECTION: forcing a failure. [ 432.994284] name failslab, interval 1, probability 0, space 0, times 0 09:28:39 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000f00000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 433.051854] CPU: 0 PID: 25596 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 433.059782] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 433.069150] Call Trace: [ 433.071775] dump_stack+0x1fc/0x2ef [ 433.075422] should_fail.cold+0xa/0xf [ 433.079241] ? setup_fault_attr+0x200/0x200 [ 433.083582] ? lock_acquire+0x170/0x3c0 [ 433.087584] __should_failslab+0x115/0x180 [ 433.091833] should_failslab+0x5/0x10 [ 433.095644] __kmalloc_track_caller+0x2a6/0x3c0 [ 433.100324] ? kstrdup_const+0x53/0x80 [ 433.104222] kstrdup+0x36/0x70 [ 433.107440] kstrdup_const+0x53/0x80 [ 433.111174] alloc_vfsmnt+0xb5/0x780 [ 433.114904] ? _raw_read_unlock+0x29/0x40 [ 433.119063] vfs_kern_mount.part.0+0x27/0x470 [ 433.123580] do_mount+0x113c/0x2f10 [ 433.127218] ? cmp_ex_sort+0xc0/0xc0 [ 433.130943] ? __do_page_fault+0x180/0xd60 [ 433.135202] ? copy_mount_string+0x40/0x40 [ 433.139456] ? memset+0x20/0x40 [ 433.142752] ? copy_mount_options+0x26f/0x380 [ 433.147260] ksys_mount+0xcf/0x130 [ 433.150821] __x64_sys_mount+0xba/0x150 [ 433.154808] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 433.159410] do_syscall_64+0xf9/0x620 [ 433.163222] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 433.168423] RIP: 0033:0x46748a [ 433.171623] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 433.190536] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 433.198260] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 433.205545] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 433.212827] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 433.220106] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 433.227387] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 09:28:39 executing program 2 (fault-call:0 fault-nth:43): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:39 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000520005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:39 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70655800000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:39 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000004100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:39 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000600000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:39 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000060005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:39 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000670005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:39 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000005100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:39 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000070005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:39 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70006000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:39 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000700000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 433.486476] FAULT_INJECTION: forcing a failure. [ 433.486476] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 433.578009] CPU: 0 PID: 25638 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 433.585938] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 433.595308] Call Trace: [ 433.597916] dump_stack+0x1fc/0x2ef [ 433.601563] should_fail.cold+0xa/0xf [ 433.605385] ? lock_acquire+0x170/0x3c0 [ 433.609377] ? setup_fault_attr+0x200/0x200 [ 433.613722] __alloc_pages_nodemask+0x239/0x2890 [ 433.618486] ? pcpu_alloc+0x91f/0x1190 [ 433.622388] ? mark_held_locks+0xf0/0xf0 09:28:39 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70586500000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 433.626462] ? pcpu_alloc+0xe78/0x1190 [ 433.630369] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 433.635234] ? check_preemption_disabled+0x41/0x280 [ 433.640367] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 433.645396] ? pcpu_alloc+0xc9/0x1190 [ 433.649213] alloc_pages_current+0x193/0x2a0 [ 433.653630] ? __lockdep_init_map+0x100/0x5a0 [ 433.658147] get_zeroed_page+0x10/0x40 [ 433.662064] mount_fs+0x203/0x310 [ 433.665534] vfs_kern_mount.part.0+0x68/0x470 [ 433.670044] do_mount+0x113c/0x2f10 [ 433.673681] ? cmp_ex_sort+0xc0/0xc0 [ 433.677411] ? __do_page_fault+0x180/0xd60 [ 433.681661] ? copy_mount_string+0x40/0x40 [ 433.686523] ? memset+0x20/0x40 [ 433.689819] ? copy_mount_options+0x26f/0x380 [ 433.694329] ksys_mount+0xcf/0x130 [ 433.697892] __x64_sys_mount+0xba/0x150 [ 433.701882] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 433.706473] do_syscall_64+0xf9/0x620 [ 433.710289] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 433.715484] RIP: 0033:0x46748a [ 433.718685] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 433.737603] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 433.745324] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 433.752604] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 433.759970] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 433.767248] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 433.774523] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 09:28:39 executing program 2 (fault-call:0 fault-nth:44): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:39 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70008100000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:39 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000006100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:39 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000f00000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:39 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100205072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:39 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000090005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:39 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70008100000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 433.908019] validate_nla: 37 callbacks suppressed [ 433.908029] netlink: 'syz-executor.3': attribute type 5 has an invalid length. [ 433.942267] netlink: 'syz-executor.4': attribute type 5 has an invalid length. 09:28:39 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70038d00000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:39 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100305072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:39 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000007100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 433.984016] FAULT_INJECTION: forcing a failure. [ 433.984016] name failslab, interval 1, probability 0, space 0, times 0 [ 434.027137] CPU: 0 PID: 25683 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 434.035062] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 434.044426] Call Trace: [ 434.047033] dump_stack+0x1fc/0x2ef [ 434.050680] should_fail.cold+0xa/0xf [ 434.054496] ? setup_fault_attr+0x200/0x200 [ 434.058828] ? lock_acquire+0x170/0x3c0 [ 434.061986] netlink: 'syz-executor.3': attribute type 5 has an invalid length. [ 434.062812] __should_failslab+0x115/0x180 [ 434.074394] should_failslab+0x5/0x10 [ 434.078217] kmem_cache_alloc+0x277/0x370 [ 434.082400] getname_kernel+0x4e/0x370 [ 434.086313] kern_path+0x1b/0x40 [ 434.089689] lookup_bdev+0xfc/0x220 [ 434.093321] ? bd_acquire+0x440/0x440 [ 434.097139] blkdev_get_by_path+0x1b/0xd0 [ 434.101294] mount_bdev+0x5b/0x3b0 [ 434.104849] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 434.109965] mount_fs+0xa3/0x310 [ 434.113349] vfs_kern_mount.part.0+0x68/0x470 [ 434.117851] do_mount+0x113c/0x2f10 [ 434.121484] ? cmp_ex_sort+0xc0/0xc0 [ 434.125211] ? __do_page_fault+0x180/0xd60 [ 434.129457] ? copy_mount_string+0x40/0x40 [ 434.133712] ? memset+0x20/0x40 [ 434.137000] ? copy_mount_options+0x26f/0x380 [ 434.141510] ksys_mount+0xcf/0x130 [ 434.145059] __x64_sys_mount+0xba/0x150 [ 434.149044] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 434.153636] do_syscall_64+0xf9/0x620 [ 434.157453] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 434.162757] RIP: 0033:0x46748a [ 434.165954] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 434.184870] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 434.187848] netlink: 'syz-executor.4': attribute type 5 has an invalid length. [ 434.192589] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 434.192598] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 434.192606] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 09:28:40 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70029b00000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:40 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000a0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 434.192614] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 434.192622] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 09:28:40 executing program 2 (fault-call:0 fault-nth:45): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:40 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000008100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:40 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100405072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:40 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000b0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 434.358131] netlink: 'syz-executor.3': attribute type 5 has an invalid length. 09:28:40 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100505072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:40 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000f000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:40 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000f000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 434.407063] FAULT_INJECTION: forcing a failure. [ 434.407063] name failslab, interval 1, probability 0, space 0, times 0 09:28:40 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000c0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:40 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000a100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 434.515050] CPU: 1 PID: 25722 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 434.522980] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 434.532344] Call Trace: [ 434.534951] dump_stack+0x1fc/0x2ef [ 434.538593] should_fail.cold+0xa/0xf [ 434.542410] ? setup_fault_attr+0x200/0x200 [ 434.546743] ? lock_acquire+0x170/0x3c0 [ 434.550733] __should_failslab+0x115/0x180 [ 434.554981] should_failslab+0x5/0x10 [ 434.558807] kmem_cache_alloc_trace+0x284/0x380 [ 434.563490] ? set_bdev_super+0x110/0x110 [ 434.567650] ? ns_test_super+0x50/0x50 [ 434.571548] sget_userns+0x122/0xcd0 [ 434.575274] ? set_bdev_super+0x110/0x110 [ 434.579438] ? ns_test_super+0x50/0x50 [ 434.583343] ? set_bdev_super+0x110/0x110 [ 434.587499] ? ns_test_super+0x50/0x50 [ 434.591394] sget+0x102/0x140 [ 434.594508] mount_bdev+0xf8/0x3b0 [ 434.598058] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 434.603259] mount_fs+0xa3/0x310 [ 434.606639] vfs_kern_mount.part.0+0x68/0x470 [ 434.611147] do_mount+0x113c/0x2f10 [ 434.614782] ? cmp_ex_sort+0xc0/0xc0 [ 434.618502] ? __do_page_fault+0x180/0xd60 [ 434.622747] ? copy_mount_string+0x40/0x40 [ 434.626999] ? memset+0x20/0x40 [ 434.630288] ? copy_mount_options+0x26f/0x380 [ 434.634813] ksys_mount+0xcf/0x130 [ 434.638368] __x64_sys_mount+0xba/0x150 [ 434.642361] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 434.646973] do_syscall_64+0xf9/0x620 [ 434.651050] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 434.656243] RIP: 0033:0x46748a [ 434.659443] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 434.678352] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 434.686071] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 434.693350] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 434.700629] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 434.707909] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 09:28:40 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100605072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:40 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000c100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:40 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100705072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 434.715188] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 [ 434.730797] netlink: 'syz-executor.4': attribute type 5 has an invalid length. 09:28:40 executing program 2 (fault-call:0 fault-nth:46): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:40 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000d0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:40 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70fffe00000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:40 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70fffe00000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:40 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000e100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:40 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100805072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 434.898558] netlink: 'syz-executor.4': attribute type 5 has an invalid length. [ 434.923289] netlink: 'syz-executor.3': attribute type 5 has an invalid length. [ 434.947114] FAULT_INJECTION: forcing a failure. [ 434.947114] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 434.958959] CPU: 1 PID: 25771 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 434.966846] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 434.976213] Call Trace: [ 434.978823] dump_stack+0x1fc/0x2ef [ 434.982471] should_fail.cold+0xa/0xf [ 434.986296] ? setup_fault_attr+0x200/0x200 [ 434.990637] ? get_page_from_freelist+0x1d60/0x4170 09:28:40 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100f05072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:40 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700fff00000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:40 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700fff00000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:41 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000104805072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 434.995671] ? bad_range+0x260/0x3c0 [ 434.999405] __alloc_pages_nodemask+0x239/0x2890 [ 435.004174] ? kernel_poison_pages+0x2c/0x2a0 [ 435.008687] ? get_page_from_freelist+0x1d01/0x4170 [ 435.013721] ? preempt_count_add+0xaf/0x190 [ 435.018059] ? __lock_acquire+0x6de/0x3ff0 [ 435.022320] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 435.027176] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 435.032336] netlink: 'syz-executor.4': attribute type 5 has an invalid length. [ 435.032548] ? should_fail+0x142/0x7b0 [ 435.032566] ? lock_acquire+0x170/0x3c0 [ 435.047784] ? check_preemption_disabled+0x41/0x280 [ 435.052822] cache_grow_begin+0xa4/0x8a0 [ 435.052905] netlink: 'syz-executor.3': attribute type 5 has an invalid length. [ 435.056884] ? setup_fault_attr+0x200/0x200 [ 435.056902] ? lock_acquire+0x170/0x3c0 [ 435.056918] cache_alloc_refill+0x273/0x340 [ 435.056935] kmem_cache_alloc+0x346/0x370 [ 435.081019] getname_kernel+0x4e/0x370 [ 435.084924] kern_path+0x1b/0x40 [ 435.088304] lookup_bdev+0xfc/0x220 [ 435.091940] ? bd_acquire+0x440/0x440 09:28:41 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70feff00000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 435.095756] blkdev_get_by_path+0x1b/0xd0 [ 435.099913] mount_bdev+0x5b/0x3b0 [ 435.103462] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 435.108575] mount_fs+0xa3/0x310 [ 435.111955] vfs_kern_mount.part.0+0x68/0x470 [ 435.116464] do_mount+0x113c/0x2f10 [ 435.120100] ? cmp_ex_sort+0xc0/0xc0 [ 435.123822] ? __do_page_fault+0x180/0xd60 [ 435.128072] ? copy_mount_string+0x40/0x40 [ 435.132321] ? memset+0x20/0x40 [ 435.135609] ? copy_mount_options+0x26f/0x380 [ 435.140117] ksys_mount+0xcf/0x130 [ 435.143670] __x64_sys_mount+0xba/0x150 09:28:41 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70feff00000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 435.147654] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 435.152266] do_syscall_64+0xf9/0x620 [ 435.156086] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 435.161288] RIP: 0033:0x46748a [ 435.164486] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 435.183492] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 435.191218] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 435.198506] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 435.205806] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 435.213082] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 435.220355] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 09:28:41 executing program 2 (fault-call:0 fault-nth:47): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:41 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000f100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:41 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000104c05072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:41 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70004003000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:41 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70004003000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:41 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000e0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 435.247041] EXT4-fs (loop2): mounted filesystem without journal. Opts: inode_readahead_blks=0x0000000000000000,,errors=continue 09:28:41 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000004000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:41 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000004000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:41 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000010100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:41 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000106005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 435.410616] FAULT_INJECTION: forcing a failure. [ 435.410616] name failslab, interval 1, probability 0, space 0, times 0 [ 435.499195] CPU: 0 PID: 25807 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 435.507117] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 435.516482] Call Trace: [ 435.519082] dump_stack+0x1fc/0x2ef [ 435.522723] should_fail.cold+0xa/0xf [ 435.526548] ? setup_fault_attr+0x200/0x200 [ 435.530880] ? lock_acquire+0x170/0x3c0 [ 435.534872] __should_failslab+0x115/0x180 [ 435.539125] should_failslab+0x5/0x10 [ 435.542929] __kmalloc+0x2ab/0x3c0 [ 435.546470] ? prealloc_shrinker+0x15d/0x340 [ 435.550896] prealloc_shrinker+0x15d/0x340 [ 435.555146] sget_userns+0x7b4/0xcd0 [ 435.558872] ? set_bdev_super+0x110/0x110 [ 435.563035] ? ns_test_super+0x50/0x50 [ 435.566935] ? set_bdev_super+0x110/0x110 [ 435.571092] ? ns_test_super+0x50/0x50 [ 435.574999] sget+0x102/0x140 [ 435.578114] mount_bdev+0xf8/0x3b0 [ 435.581658] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 435.586777] mount_fs+0xa3/0x310 [ 435.590159] vfs_kern_mount.part.0+0x68/0x470 [ 435.594678] do_mount+0x113c/0x2f10 [ 435.598316] ? cmp_ex_sort+0xc0/0xc0 [ 435.602041] ? __do_page_fault+0x180/0xd60 [ 435.606286] ? copy_mount_string+0x40/0x40 [ 435.610611] ? memset+0x20/0x40 [ 435.613883] ? copy_mount_options+0x26f/0x380 [ 435.618405] ksys_mount+0xcf/0x130 [ 435.621931] __x64_sys_mount+0xba/0x150 [ 435.625902] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 435.630490] do_syscall_64+0xf9/0x620 [ 435.634276] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 435.639446] RIP: 0033:0x46748a [ 435.642663] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 435.661804] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 435.669497] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 435.676752] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 435.684004] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 435.691255] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 09:28:41 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000f0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:41 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000106805072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 435.698509] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 09:28:41 executing program 2 (fault-call:0 fault-nth:48): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:41 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000048100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:41 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000340000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:41 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000002100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:41 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000340000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:41 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70fffff0000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:41 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000106c05072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:41 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000003100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:41 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70fffff0000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 435.870713] FAULT_INJECTION: forcing a failure. [ 435.870713] name failslab, interval 1, probability 0, space 0, times 0 09:28:41 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000010000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 435.929912] CPU: 1 PID: 25844 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 435.937834] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 435.947194] Call Trace: [ 435.949799] dump_stack+0x1fc/0x2ef [ 435.953442] should_fail.cold+0xa/0xf [ 435.957344] ? setup_fault_attr+0x200/0x200 [ 435.961711] ? lock_acquire+0x170/0x3c0 [ 435.965709] __should_failslab+0x115/0x180 [ 435.969966] should_failslab+0x5/0x10 [ 435.973778] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 435.978898] __kmalloc_node+0x38/0x70 [ 435.982716] kvmalloc_node+0x61/0xf0 [ 435.986446] __list_lru_init+0x4c6/0x7f0 [ 435.990517] ? up_read+0x103/0x110 [ 435.994072] sget_userns+0x7e2/0xcd0 [ 435.997796] ? set_bdev_super+0x110/0x110 [ 436.001961] ? ns_test_super+0x50/0x50 [ 436.005861] ? set_bdev_super+0x110/0x110 [ 436.010019] ? ns_test_super+0x50/0x50 [ 436.013929] sget+0x102/0x140 [ 436.017050] mount_bdev+0xf8/0x3b0 [ 436.020696] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 436.025808] mount_fs+0xa3/0x310 [ 436.029186] vfs_kern_mount.part.0+0x68/0x470 [ 436.033702] do_mount+0x113c/0x2f10 [ 436.037338] ? cmp_ex_sort+0xc0/0xc0 [ 436.041075] ? __do_page_fault+0x180/0xd60 [ 436.045340] ? copy_mount_string+0x40/0x40 [ 436.049590] ? memset+0x20/0x40 [ 436.052880] ? copy_mount_options+0x26f/0x380 [ 436.057389] ksys_mount+0xcf/0x130 [ 436.060944] __x64_sys_mount+0xba/0x150 [ 436.064931] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 436.069556] do_syscall_64+0xf9/0x620 [ 436.073372] entry_SYSCALL_64_after_hwframe+0x49/0xbe 09:28:42 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000020000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:42 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000004100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 436.078568] RIP: 0033:0x46748a [ 436.081765] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 436.100678] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 436.108396] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 436.115676] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 436.122952] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 436.130229] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 436.137503] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 09:28:42 executing program 2 (fault-call:0 fault-nth:49): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:42 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000004c100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:42 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000107405072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:42 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000010000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:42 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000030000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:42 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000005100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:42 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000060100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:42 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000107a05072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 436.307203] FAULT_INJECTION: forcing a failure. [ 436.307203] name failslab, interval 1, probability 0, space 0, times 0 [ 436.392463] CPU: 1 PID: 25883 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 436.400386] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 436.409785] Call Trace: [ 436.412491] dump_stack+0x1fc/0x2ef [ 436.416140] should_fail.cold+0xa/0xf [ 436.419956] ? setup_fault_attr+0x200/0x200 [ 436.424290] ? lock_acquire+0x170/0x3c0 [ 436.428279] __should_failslab+0x115/0x180 [ 436.432533] should_failslab+0x5/0x10 [ 436.436345] kmem_cache_alloc_node_trace+0x244/0x3b0 09:28:42 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000040000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 436.441465] __kmalloc_node+0x38/0x70 [ 436.445281] kvmalloc_node+0x61/0xf0 [ 436.449014] __list_lru_init+0x4c6/0x7f0 [ 436.453080] ? up_read+0x103/0x110 [ 436.456637] sget_userns+0x7e2/0xcd0 [ 436.460363] ? set_bdev_super+0x110/0x110 [ 436.464523] ? ns_test_super+0x50/0x50 [ 436.468420] ? set_bdev_super+0x110/0x110 [ 436.472577] ? ns_test_super+0x50/0x50 [ 436.476475] sget+0x102/0x140 [ 436.479592] mount_bdev+0xf8/0x3b0 [ 436.483138] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 436.488249] mount_fs+0xa3/0x310 09:28:42 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000020000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 436.491634] vfs_kern_mount.part.0+0x68/0x470 [ 436.496151] do_mount+0x113c/0x2f10 [ 436.499786] ? cmp_ex_sort+0xc0/0xc0 [ 436.503508] ? __do_page_fault+0x180/0xd60 [ 436.507752] ? copy_mount_string+0x40/0x40 [ 436.512007] ? memset+0x20/0x40 [ 436.515304] ? copy_mount_options+0x26f/0x380 [ 436.519905] ksys_mount+0xcf/0x130 [ 436.523454] __x64_sys_mount+0xba/0x150 [ 436.527440] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 436.532032] do_syscall_64+0xf9/0x620 [ 436.535848] entry_SYSCALL_64_after_hwframe+0x49/0xbe 09:28:42 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000030000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 436.541041] RIP: 0033:0x46748a [ 436.550146] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 436.569059] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 436.576779] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 436.584060] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 436.591341] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 09:28:42 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100006072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 436.598620] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 436.605907] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 09:28:42 executing program 2 (fault-call:0 fault-nth:50): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:42 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000068100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:42 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000006100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:42 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000050000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:42 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100009072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:42 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000040000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:42 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000010000a072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 436.798208] FAULT_INJECTION: forcing a failure. [ 436.798208] name failslab, interval 1, probability 0, space 0, times 0 09:28:42 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000007100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:42 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000060000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:42 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000050000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 436.872945] CPU: 1 PID: 25925 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 436.880877] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 436.890236] Call Trace: [ 436.892837] dump_stack+0x1fc/0x2ef [ 436.896480] should_fail.cold+0xa/0xf [ 436.900298] ? setup_fault_attr+0x200/0x200 [ 436.904634] ? lock_acquire+0x170/0x3c0 [ 436.908631] __should_failslab+0x115/0x180 [ 436.912888] should_failslab+0x5/0x10 [ 436.916699] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 436.921817] __kmalloc_node+0x38/0x70 [ 436.925632] kvmalloc_node+0x61/0xf0 [ 436.929360] __list_lru_init+0x4c6/0x7f0 [ 436.933436] ? up_read+0x103/0x110 [ 436.936997] sget_userns+0x810/0xcd0 [ 436.940720] ? set_bdev_super+0x110/0x110 [ 436.944878] ? ns_test_super+0x50/0x50 [ 436.948779] ? set_bdev_super+0x110/0x110 [ 436.952934] ? ns_test_super+0x50/0x50 [ 436.956838] sget+0x102/0x140 [ 436.959953] mount_bdev+0xf8/0x3b0 [ 436.963501] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 436.968619] mount_fs+0xa3/0x310 09:28:42 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000070000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 436.972003] vfs_kern_mount.part.0+0x68/0x470 [ 436.976512] do_mount+0x113c/0x2f10 [ 436.980147] ? cmp_ex_sort+0xc0/0xc0 [ 436.983873] ? __do_page_fault+0x180/0xd60 [ 436.988122] ? copy_mount_string+0x40/0x40 [ 436.992377] ? memset+0x20/0x40 [ 436.995674] ? copy_mount_options+0x26f/0x380 [ 437.000188] ksys_mount+0xcf/0x130 [ 437.003743] __x64_sys_mount+0xba/0x150 [ 437.007732] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 437.012325] do_syscall_64+0xf9/0x620 [ 437.016143] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 437.021344] RIP: 0033:0x46748a [ 437.024546] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 437.043456] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 437.051178] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 437.058460] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 437.065746] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 09:28:43 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000080000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 437.073028] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 437.080309] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 09:28:43 executing program 2 (fault-call:0 fault-nth:51): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:43 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000006c100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:43 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000010000b072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:43 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000060000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:43 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000008100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:43 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700000000a0000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:43 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700000000c0000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:43 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000074100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:43 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000070000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 437.332468] FAULT_INJECTION: forcing a failure. [ 437.332468] name failslab, interval 1, probability 0, space 0, times 0 [ 437.390488] CPU: 0 PID: 25967 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 437.398405] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 437.407767] Call Trace: [ 437.410376] dump_stack+0x1fc/0x2ef [ 437.414024] should_fail.cold+0xa/0xf [ 437.417838] ? setup_fault_attr+0x200/0x200 [ 437.422174] ? lock_acquire+0x170/0x3c0 [ 437.426169] __should_failslab+0x115/0x180 [ 437.430422] should_failslab+0x5/0x10 [ 437.434230] __kmalloc+0x2ab/0x3c0 [ 437.437787] ? __list_lru_init+0xd3/0x7f0 [ 437.441956] __list_lru_init+0xd3/0x7f0 [ 437.445942] ? up_read+0x103/0x110 [ 437.449495] sget_userns+0x810/0xcd0 [ 437.453215] ? set_bdev_super+0x110/0x110 [ 437.457384] ? ns_test_super+0x50/0x50 [ 437.461283] ? set_bdev_super+0x110/0x110 [ 437.465442] ? ns_test_super+0x50/0x50 [ 437.469338] sget+0x102/0x140 [ 437.472457] mount_bdev+0xf8/0x3b0 [ 437.476006] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 437.481118] mount_fs+0xa3/0x310 [ 437.484503] vfs_kern_mount.part.0+0x68/0x470 [ 437.489017] do_mount+0x113c/0x2f10 [ 437.492671] ? cmp_ex_sort+0xc0/0xc0 [ 437.496397] ? __do_page_fault+0x180/0xd60 [ 437.500644] ? copy_mount_string+0x40/0x40 [ 437.504898] ? memset+0x20/0x40 [ 437.508189] ? copy_mount_options+0x26f/0x380 [ 437.512699] ksys_mount+0xcf/0x130 [ 437.516257] __x64_sys_mount+0xba/0x150 [ 437.520249] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 437.524836] do_syscall_64+0xf9/0x620 [ 437.528656] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 437.533850] RIP: 0033:0x46748a [ 437.537044] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 437.555959] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 437.563702] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 437.570982] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 437.578265] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 09:28:43 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000007a100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:43 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100014072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:43 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700000000e0000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 437.585541] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 437.592820] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 09:28:43 executing program 2 (fault-call:0 fault-nth:52): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:43 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000a100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:43 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000080000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:43 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100033072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:43 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000110005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:43 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700000000f0000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:43 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000100000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:43 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000c100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:43 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100052072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 437.823606] FAULT_INJECTION: forcing a failure. [ 437.823606] name failslab, interval 1, probability 0, space 0, times 0 09:28:43 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700000000f0000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:43 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000120005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 437.926591] CPU: 0 PID: 26015 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 437.934514] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 437.943875] Call Trace: [ 437.946476] dump_stack+0x1fc/0x2ef [ 437.950117] should_fail.cold+0xa/0xf [ 437.953984] ? setup_fault_attr+0x200/0x200 [ 437.958315] ? lock_acquire+0x170/0x3c0 [ 437.962304] __should_failslab+0x115/0x180 [ 437.966554] should_failslab+0x5/0x10 [ 437.970370] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 437.975523] __kmalloc_node+0x38/0x70 [ 437.979341] kvmalloc_node+0x61/0xf0 [ 437.983069] __list_lru_init+0x4c6/0x7f0 [ 437.987140] ? up_read+0x103/0x110 [ 437.990696] sget_userns+0x810/0xcd0 [ 437.994423] ? set_bdev_super+0x110/0x110 [ 437.998592] ? ns_test_super+0x50/0x50 [ 438.002501] ? set_bdev_super+0x110/0x110 [ 438.006664] ? ns_test_super+0x50/0x50 [ 438.010650] sget+0x102/0x140 [ 438.013795] mount_bdev+0xf8/0x3b0 [ 438.017347] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 438.022463] mount_fs+0xa3/0x310 09:28:43 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000600000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 438.025853] vfs_kern_mount.part.0+0x68/0x470 [ 438.030364] do_mount+0x113c/0x2f10 [ 438.034005] ? cmp_ex_sort+0xc0/0xc0 [ 438.037735] ? __do_page_fault+0x180/0xd60 [ 438.041990] ? copy_mount_string+0x40/0x40 [ 438.046280] ? memset+0x20/0x40 [ 438.049573] ? copy_mount_options+0x26f/0x380 [ 438.054085] ksys_mount+0xcf/0x130 [ 438.058946] __x64_sys_mount+0xba/0x150 [ 438.062931] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 438.067526] do_syscall_64+0xf9/0x620 [ 438.071344] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 438.076540] RIP: 0033:0x46748a [ 438.079735] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 438.098634] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 438.106460] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 438.113730] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 438.121114] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 438.128381] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 438.135657] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 09:28:44 executing program 2 (fault-call:0 fault-nth:53): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:44 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000058650000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:44 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000e100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:44 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100002072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:44 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000140005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:44 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000810000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:44 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100004072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:44 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000810000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:44 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700000029b0000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:44 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000002f0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:44 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000f100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 438.327502] FAULT_INJECTION: forcing a failure. [ 438.327502] name failslab, interval 1, probability 0, space 0, times 0 [ 438.376289] CPU: 0 PID: 26060 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 438.384216] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 438.393621] Call Trace: [ 438.396234] dump_stack+0x1fc/0x2ef [ 438.399883] should_fail.cold+0xa/0xf [ 438.403696] ? setup_fault_attr+0x200/0x200 [ 438.408037] ? lock_acquire+0x170/0x3c0 [ 438.412026] __should_failslab+0x115/0x180 [ 438.416278] should_failslab+0x5/0x10 [ 438.420091] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 438.425211] __kmalloc_node+0x38/0x70 [ 438.429030] kvmalloc_node+0x61/0xf0 [ 438.432762] __list_lru_init+0x4c6/0x7f0 [ 438.436834] ? up_read+0x103/0x110 [ 438.440391] sget_userns+0x810/0xcd0 [ 438.444119] ? set_bdev_super+0x110/0x110 [ 438.448286] ? ns_test_super+0x50/0x50 [ 438.452190] ? set_bdev_super+0x110/0x110 [ 438.456350] ? ns_test_super+0x50/0x50 [ 438.460255] sget+0x102/0x140 [ 438.463374] mount_bdev+0xf8/0x3b0 [ 438.466931] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 438.472048] mount_fs+0xa3/0x310 [ 438.475434] vfs_kern_mount.part.0+0x68/0x470 [ 438.479948] do_mount+0x113c/0x2f10 [ 438.483596] ? cmp_ex_sort+0xc0/0xc0 [ 438.487324] ? __do_page_fault+0x180/0xd60 [ 438.491573] ? copy_mount_string+0x40/0x40 [ 438.495835] ? memset+0x20/0x40 [ 438.499131] ? copy_mount_options+0x26f/0x380 [ 438.503640] ksys_mount+0xcf/0x130 [ 438.507193] __x64_sys_mount+0xba/0x150 [ 438.511179] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 438.515771] do_syscall_64+0xf9/0x620 [ 438.519591] entry_SYSCALL_64_after_hwframe+0x49/0xbe 09:28:44 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70ffffa8880000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 438.524786] RIP: 0033:0x46748a [ 438.527985] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 438.546894] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 438.554626] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 438.561906] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 438.569187] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 438.576469] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 438.583747] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 09:28:44 executing program 2 (fault-call:0 fault-nth:54): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:44 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70ffffff9e0000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:44 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100006072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:44 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000520005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:44 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700000038d0000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:44 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000010100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:44 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70fffffff00000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:44 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000670005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:44 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100008072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:44 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000048100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:44 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70ffffff9e0000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 438.816849] FAULT_INJECTION: forcing a failure. [ 438.816849] name failslab, interval 1, probability 0, space 0, times 0 09:28:44 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100009072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 438.861362] CPU: 0 PID: 26104 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 438.869288] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 438.878657] Call Trace: [ 438.881265] dump_stack+0x1fc/0x2ef [ 438.884909] should_fail.cold+0xa/0xf [ 438.888731] ? setup_fault_attr+0x200/0x200 [ 438.893078] __should_failslab+0x115/0x180 [ 438.897676] should_failslab+0x5/0x10 [ 438.901491] kmem_cache_alloc+0x3f/0x370 [ 438.905567] ? mempool_alloc+0x350/0x350 [ 438.909642] mempool_alloc+0x146/0x350 [ 438.913544] ? mempool_resize+0x790/0x790 [ 438.917707] ? lock_downgrade+0x720/0x720 [ 438.921865] ? mark_held_locks+0xa6/0xf0 [ 438.925951] bio_alloc_bioset+0x389/0x5e0 [ 438.930110] ? __find_get_block+0x314/0xde0 [ 438.934448] ? bvec_alloc+0x2f0/0x2f0 [ 438.938266] ? __getblk_slow+0x6a3/0x9e0 [ 438.942348] submit_bh_wbc+0x141/0x760 [ 438.946256] __bread_gfp+0x14e/0x300 [ 438.949982] ext4_fill_super+0x57b/0xc820 [ 438.954152] ? vsnprintf+0x2cc/0x14f0 [ 438.957967] ? pointer+0x850/0x850 [ 438.961518] ? lock_downgrade+0x720/0x720 [ 438.965677] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 438.970833] ? snprintf+0xbb/0xf0 [ 438.974304] ? vsprintf+0x30/0x30 [ 438.977776] ? wait_for_completion_io+0x10/0x10 [ 438.982453] ? set_blocksize+0x163/0x3f0 [ 438.986531] mount_bdev+0x2fc/0x3b0 [ 438.990172] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 438.995289] mount_fs+0xa3/0x310 [ 438.998674] vfs_kern_mount.part.0+0x68/0x470 [ 439.003194] do_mount+0x113c/0x2f10 [ 439.006837] ? cmp_ex_sort+0xc0/0xc0 [ 439.010568] ? __do_page_fault+0x180/0xd60 [ 439.014814] ? copy_mount_string+0x40/0x40 [ 439.019066] ? memset+0x20/0x40 [ 439.022356] ? copy_mount_options+0x26f/0x380 [ 439.026863] ksys_mount+0xcf/0x130 [ 439.030425] __x64_sys_mount+0xba/0x150 [ 439.034420] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 439.039018] do_syscall_64+0xf9/0x620 [ 439.042922] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 439.048122] RIP: 0033:0x46748a [ 439.051323] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 439.070334] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 439.078029] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 439.085332] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 439.092588] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 439.099976] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 439.107239] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 09:28:45 executing program 2 (fault-call:0 fault-nth:55): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:45 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000004c100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:45 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000010000a072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:45 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70fffffff00000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:45 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000020005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:45 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700000fffe0000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 439.146357] EXT4-fs (loop2): mounted filesystem without journal. Opts: inode_readahead_blks=0x0000000000000000,,errors=continue 09:28:45 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000060100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:45 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000030005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 439.223650] validate_nla: 49 callbacks suppressed [ 439.223661] netlink: 'syz-executor.4': attribute type 5 has an invalid length. 09:28:45 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000010000b072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:45 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700000fffe0000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:45 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000040005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 439.282445] netlink: 'syz-executor.3': attribute type 5 has an invalid length. [ 439.297383] FAULT_INJECTION: forcing a failure. [ 439.297383] name failslab, interval 1, probability 0, space 0, times 0 [ 439.353905] CPU: 0 PID: 26150 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 439.355498] netlink: 'syz-executor.5': attribute type 5 has an invalid length. [ 439.361822] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 439.361829] Call Trace: [ 439.361856] dump_stack+0x1fc/0x2ef [ 439.361873] should_fail.cold+0xa/0xf [ 439.361890] ? setup_fault_attr+0x200/0x200 [ 439.361911] __should_failslab+0x115/0x180 [ 439.361931] should_failslab+0x5/0x10 09:28:45 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000000fff0000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 439.382257] netlink: 'syz-executor.4': attribute type 5 has an invalid length. [ 439.384868] kmem_cache_alloc+0x3f/0x370 [ 439.384886] ? mempool_alloc+0x350/0x350 [ 439.384900] mempool_alloc+0x146/0x350 [ 439.420401] ? mempool_resize+0x790/0x790 [ 439.424571] ? lock_downgrade+0x720/0x720 [ 439.428736] ? mark_held_locks+0xa6/0xf0 [ 439.432816] bio_alloc_bioset+0x389/0x5e0 [ 439.436980] ? __find_get_block+0x314/0xde0 [ 439.441314] ? bvec_alloc+0x2f0/0x2f0 [ 439.442961] netlink: 'syz-executor.4': attribute type 5 has an invalid length. [ 439.445121] ? __getblk_slow+0x6a3/0x9e0 [ 439.445144] submit_bh_wbc+0x141/0x760 [ 439.460468] __bread_gfp+0x14e/0x300 [ 439.464212] ext4_fill_super+0x57b/0xc820 [ 439.468385] ? vsnprintf+0x2cc/0x14f0 [ 439.472201] ? pointer+0x850/0x850 [ 439.475754] ? lock_downgrade+0x720/0x720 [ 439.479909] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 439.485028] ? snprintf+0xbb/0xf0 [ 439.488494] ? vsprintf+0x30/0x30 [ 439.491969] ? wait_for_completion_io+0x10/0x10 [ 439.496648] ? set_blocksize+0x163/0x3f0 [ 439.500724] mount_bdev+0x2fc/0x3b0 [ 439.504360] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 439.509471] mount_fs+0xa3/0x310 [ 439.512862] vfs_kern_mount.part.0+0x68/0x470 [ 439.517377] do_mount+0x113c/0x2f10 [ 439.521015] ? cmp_ex_sort+0xc0/0xc0 [ 439.524739] ? __do_page_fault+0x180/0xd60 [ 439.528986] ? copy_mount_string+0x40/0x40 [ 439.533247] ? memset+0x20/0x40 [ 439.536539] ? copy_mount_options+0x26f/0x380 [ 439.541046] ksys_mount+0xcf/0x130 [ 439.544599] __x64_sys_mount+0xba/0x150 [ 439.548587] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 439.553183] do_syscall_64+0xf9/0x620 [ 439.556999] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 439.562197] RIP: 0033:0x46748a [ 439.565394] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 439.584309] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 439.592031] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a 09:28:45 executing program 2 (fault-call:0 fault-nth:56): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:45 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000050005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:45 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7088a8ffff0000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:45 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000000fff0000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:45 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100010072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:45 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000068100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 439.599494] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 439.606766] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 439.614025] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 439.621280] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 [ 439.636953] EXT4-fs (loop2): mounted filesystem without journal. Opts: inode_readahead_blks=0x0000000000000000,,errors=continue 09:28:45 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000006c100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:45 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000060005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 439.724079] netlink: 'syz-executor.4': attribute type 5 has an invalid length. 09:28:45 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100014072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 439.765582] netlink: 'syz-executor.3': attribute type 5 has an invalid length. 09:28:45 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000f0ffff0000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:45 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000074100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 439.810907] FAULT_INJECTION: forcing a failure. [ 439.810907] name failslab, interval 1, probability 0, space 0, times 0 [ 439.838436] netlink: 'syz-executor.4': attribute type 5 has an invalid length. [ 439.846416] CPU: 0 PID: 26196 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 439.854322] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 439.863687] Call Trace: [ 439.866294] dump_stack+0x1fc/0x2ef [ 439.869937] should_fail.cold+0xa/0xf [ 439.873753] ? setup_fault_attr+0x200/0x200 [ 439.878087] ? lock_acquire+0x170/0x3c0 [ 439.882083] __should_failslab+0x115/0x180 [ 439.886332] should_failslab+0x5/0x10 [ 439.890147] kmem_cache_alloc_trace+0x284/0x380 [ 439.894836] ext4_fill_super+0x205/0xc820 [ 439.898990] ? enable_ptr_key_workfn+0x30/0x30 [ 439.903589] ? vsnprintf+0x2cc/0x14f0 [ 439.907405] ? pointer+0x850/0x850 09:28:45 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000007a100005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 439.910959] ? lock_downgrade+0x720/0x720 [ 439.915121] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 439.920238] ? snprintf+0xbb/0xf0 [ 439.923703] ? vsprintf+0x30/0x30 [ 439.927174] ? wait_for_completion_io+0x10/0x10 [ 439.931857] ? set_blocksize+0x163/0x3f0 [ 439.935934] mount_bdev+0x2fc/0x3b0 [ 439.939571] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 439.944692] mount_fs+0xa3/0x310 [ 439.948073] vfs_kern_mount.part.0+0x68/0x470 [ 439.952583] do_mount+0x113c/0x2f10 [ 439.956221] ? cmp_ex_sort+0xc0/0xc0 [ 439.959944] ? __do_page_fault+0x180/0xd60 [ 439.964346] ? copy_mount_string+0x40/0x40 [ 439.968603] ? memset+0x20/0x40 [ 439.971891] ? copy_mount_options+0x26f/0x380 [ 439.976400] ksys_mount+0xcf/0x130 [ 439.979953] __x64_sys_mount+0xba/0x150 [ 439.983943] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 439.988531] do_syscall_64+0xf9/0x620 [ 439.992351] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 439.997547] RIP: 0033:0x46748a [ 440.000742] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 440.019648] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 440.027368] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 440.034651] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 440.041932] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 440.049209] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 440.056486] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 09:28:46 executing program 2 (fault-call:0 fault-nth:57): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:46 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000110005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:46 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100033072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:46 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000070005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:46 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd707fffffff0000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:46 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000f0ffff0000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:46 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000080005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 440.161099] netlink: 'syz-executor.5': attribute type 5 has an invalid length. [ 440.190540] netlink: 'syz-executor.4': attribute type 5 has an invalid length. 09:28:46 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd707fffffff0000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:46 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100052072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 440.219098] FAULT_INJECTION: forcing a failure. [ 440.219098] name failslab, interval 1, probability 0, space 0, times 0 [ 440.291512] CPU: 1 PID: 26234 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 440.299435] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 440.308799] Call Trace: [ 440.311403] dump_stack+0x1fc/0x2ef [ 440.315048] should_fail.cold+0xa/0xf [ 440.318861] ? setup_fault_attr+0x200/0x200 [ 440.323191] ? lock_acquire+0x170/0x3c0 [ 440.327188] __should_failslab+0x115/0x180 [ 440.331441] should_failslab+0x5/0x10 [ 440.335252] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 440.340369] __kmalloc_node+0x38/0x70 [ 440.344184] kvmalloc_node+0x61/0xf0 [ 440.347911] ext4_fill_super+0x425d/0xc820 [ 440.352176] ? pointer+0x850/0x850 [ 440.355728] ? lock_downgrade+0x720/0x720 [ 440.359887] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 440.365006] ? snprintf+0xbb/0xf0 [ 440.368475] ? wait_for_completion_io+0x10/0x10 [ 440.373153] ? set_blocksize+0x163/0x3f0 [ 440.377225] mount_bdev+0x2fc/0x3b0 [ 440.380862] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 440.385974] mount_fs+0xa3/0x310 09:28:46 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd709effffff0000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:46 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000090005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 440.389354] vfs_kern_mount.part.0+0x68/0x470 [ 440.393864] do_mount+0x113c/0x2f10 [ 440.397497] ? cmp_ex_sort+0xc0/0xc0 [ 440.401228] ? __do_page_fault+0x180/0xd60 [ 440.405477] ? copy_mount_string+0x40/0x40 [ 440.409763] ? memset+0x20/0x40 [ 440.413056] ? copy_mount_options+0x26f/0x380 [ 440.417563] ksys_mount+0xcf/0x130 [ 440.421117] __x64_sys_mount+0xba/0x150 [ 440.425102] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 440.429693] do_syscall_64+0xf9/0x620 [ 440.433525] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 440.438723] RIP: 0033:0x46748a 09:28:46 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005042cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 440.441925] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 440.460922] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 440.468648] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 440.475942] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 440.483223] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 440.490502] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 440.497780] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 [ 440.515595] EXT4-fs (loop2): not enough memory 09:28:46 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd709effffff0000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:46 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000120005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:46 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005082cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:46 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000a0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:46 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70f0ffffff0000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:46 executing program 2 (fault-call:0 fault-nth:58): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:46 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005102cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:46 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000b0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:46 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70f0ffffff0000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:46 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000140005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:46 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000040000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 440.689813] FAULT_INJECTION: forcing a failure. [ 440.689813] name failslab, interval 1, probability 0, space 0, times 0 [ 440.743655] CPU: 0 PID: 26274 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 440.751621] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 440.760982] Call Trace: [ 440.763605] dump_stack+0x1fc/0x2ef [ 440.767252] should_fail.cold+0xa/0xf [ 440.771065] ? setup_fault_attr+0x200/0x200 [ 440.775396] ? lock_acquire+0x170/0x3c0 [ 440.779394] __should_failslab+0x115/0x180 [ 440.783643] should_failslab+0x5/0x10 [ 440.787450] __kmalloc+0x2ab/0x3c0 [ 440.791004] ? crypto_create_tfm+0x79/0x2e0 [ 440.795345] ? up_read+0x17/0x110 [ 440.798815] crypto_create_tfm+0x79/0x2e0 [ 440.802982] crypto_alloc_tfm+0xff/0x230 [ 440.807066] ext4_fill_super+0xb00/0xc820 [ 440.811237] ? vsnprintf+0x2cc/0x14f0 [ 440.815049] ? pointer+0x850/0x850 [ 440.818605] ? lock_downgrade+0x720/0x720 [ 440.822766] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 440.827883] ? snprintf+0xbb/0xf0 [ 440.831351] ? vsprintf+0x30/0x30 [ 440.834821] ? wait_for_completion_io+0x10/0x10 [ 440.839499] ? set_blocksize+0x163/0x3f0 [ 440.843578] mount_bdev+0x2fc/0x3b0 [ 440.847213] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 440.852325] mount_fs+0xa3/0x310 [ 440.855714] vfs_kern_mount.part.0+0x68/0x470 [ 440.860232] do_mount+0x113c/0x2f10 [ 440.863874] ? cmp_ex_sort+0xc0/0xc0 [ 440.867603] ? __do_page_fault+0x180/0xd60 [ 440.871851] ? copy_mount_string+0x40/0x40 [ 440.876110] ? memset+0x20/0x40 [ 440.879402] ? copy_mount_options+0x26f/0x380 [ 440.883915] ksys_mount+0xcf/0x130 [ 440.887466] __x64_sys_mount+0xba/0x150 [ 440.891452] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 440.896042] do_syscall_64+0xf9/0x620 [ 440.899856] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 440.905051] RIP: 0033:0x46748a [ 440.908246] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 440.927154] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 440.934876] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a 09:28:46 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000040000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 440.942160] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 440.949439] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 440.956722] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 440.964000] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 09:28:47 executing program 2 (fault-call:0 fault-nth:59): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:47 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000003400000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:47 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000002f0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:47 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005142cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:47 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000c0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:47 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000003400000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 441.018434] EXT4-fs (loop2): Cannot load crc32c driver. 09:28:47 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005382cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 441.130382] FAULT_INJECTION: forcing a failure. [ 441.130382] name failslab, interval 1, probability 0, space 0, times 0 09:28:47 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000d0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:47 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000520005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:47 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70fffffffffffff00000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 441.211386] ieee802154 phy0 wpan0: encryption failed: -22 [ 441.217023] ieee802154 phy1 wpan1: encryption failed: -22 [ 441.237908] CPU: 1 PID: 26321 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 441.245829] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 441.255201] Call Trace: [ 441.257807] dump_stack+0x1fc/0x2ef [ 441.261452] should_fail.cold+0xa/0xf [ 441.265264] ? setup_fault_attr+0x200/0x200 [ 441.269593] ? lock_acquire+0x170/0x3c0 [ 441.273587] __should_failslab+0x115/0x180 [ 441.277838] should_failslab+0x5/0x10 [ 441.281648] __kmalloc+0x2ab/0x3c0 [ 441.285202] ? crypto_create_tfm+0x79/0x2e0 [ 441.289540] ? up_read+0x17/0x110 [ 441.293006] crypto_create_tfm+0x79/0x2e0 [ 441.297176] crypto_alloc_tfm+0xff/0x230 [ 441.301247] ext4_fill_super+0xb00/0xc820 [ 441.305414] ? vsnprintf+0x2cc/0x14f0 09:28:47 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70fffffffffffff00000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:47 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005522cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 441.309232] ? pointer+0x850/0x850 [ 441.312783] ? lock_downgrade+0x720/0x720 [ 441.316940] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 441.322057] ? snprintf+0xbb/0xf0 [ 441.325525] ? vsprintf+0x30/0x30 [ 441.329007] ? wait_for_completion_io+0x10/0x10 [ 441.333698] ? set_blocksize+0x163/0x3f0 [ 441.337776] mount_bdev+0x2fc/0x3b0 [ 441.341502] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 441.346656] mount_fs+0xa3/0x310 [ 441.350043] vfs_kern_mount.part.0+0x68/0x470 [ 441.354549] do_mount+0x113c/0x2f10 [ 441.358191] ? cmp_ex_sort+0xc0/0xc0 [ 441.361921] ? __do_page_fault+0x180/0xd60 [ 441.366172] ? copy_mount_string+0x40/0x40 [ 441.370446] ? memset+0x20/0x40 [ 441.373740] ? copy_mount_options+0x26f/0x380 [ 441.378253] ksys_mount+0xcf/0x130 [ 441.381815] __x64_sys_mount+0xba/0x150 [ 441.385802] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 441.390398] do_syscall_64+0xf9/0x620 [ 441.394212] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 441.399409] RIP: 0033:0x46748a [ 441.402612] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 441.421522] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 441.429243] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 441.436533] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 441.443819] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 441.451102] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 441.458389] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 09:28:47 executing program 2 (fault-call:0 fault-nth:60): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:47 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000e0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:47 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000001000050752bd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:47 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000100", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:47 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000100", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:47 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000670005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 441.487130] EXT4-fs (loop2): Cannot load crc32c driver. [ 441.562563] FAULT_INJECTION: forcing a failure. [ 441.562563] name failslab, interval 1, probability 0, space 0, times 0 09:28:47 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000200", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:47 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000200", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 441.613062] CPU: 1 PID: 26352 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 441.620988] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 441.630351] Call Trace: [ 441.633047] dump_stack+0x1fc/0x2ef [ 441.636694] should_fail.cold+0xa/0xf [ 441.640511] ? ksys_mount+0xcf/0x130 [ 441.644239] ? setup_fault_attr+0x200/0x200 [ 441.648591] ? blk_queue_enter+0x40b/0xb70 [ 441.652841] __should_failslab+0x115/0x180 [ 441.657094] should_failslab+0x5/0x10 09:28:47 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd0a000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 441.660917] kmem_cache_alloc_node+0x54/0x3b0 [ 441.665431] create_task_io_context+0x2c/0x430 [ 441.670030] generic_make_request_checks+0x1c4f/0x22e0 [ 441.675327] ? should_fail_bio.isra.0+0xa0/0xa0 [ 441.680013] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 441.685041] ? kmem_cache_alloc+0x315/0x370 [ 441.689380] generic_make_request+0x23f/0xdf0 [ 441.693959] ? blk_put_request+0x110/0x110 [ 441.698209] ? lock_downgrade+0x720/0x720 [ 441.702376] submit_bio+0xb1/0x430 [ 441.705933] ? generic_make_request+0xdf0/0xdf0 09:28:47 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000300", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 441.710612] ? check_preemption_disabled+0x41/0x280 [ 441.715645] ? guard_bio_eod+0x2a0/0x650 [ 441.719717] submit_bh_wbc+0x5a7/0x760 [ 441.723722] __bread_gfp+0x14e/0x300 [ 441.727446] ext4_fill_super+0x57b/0xc820 [ 441.731618] ? vsnprintf+0x2cc/0x14f0 [ 441.735437] ? pointer+0x850/0x850 [ 441.738990] ? lock_downgrade+0x720/0x720 [ 441.743149] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 441.748266] ? snprintf+0xbb/0xf0 [ 441.751732] ? vsprintf+0x30/0x30 [ 441.755204] ? wait_for_completion_io+0x10/0x10 [ 441.759880] ? set_blocksize+0x163/0x3f0 09:28:47 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd25000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 441.763953] mount_bdev+0x2fc/0x3b0 [ 441.767587] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 441.772704] mount_fs+0xa3/0x310 [ 441.776086] vfs_kern_mount.part.0+0x68/0x470 [ 441.780596] do_mount+0x113c/0x2f10 [ 441.784234] ? cmp_ex_sort+0xc0/0xc0 [ 441.788048] ? __do_page_fault+0x180/0xd60 [ 441.792299] ? copy_mount_string+0x40/0x40 [ 441.796553] ? memset+0x20/0x40 [ 441.799842] ? copy_mount_options+0x26f/0x380 [ 441.804355] ksys_mount+0xcf/0x130 [ 441.807906] __x64_sys_mount+0xba/0x150 09:28:47 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000400", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 441.811893] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 441.816484] do_syscall_64+0xf9/0x620 [ 441.820295] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 441.825487] RIP: 0033:0x46748a [ 441.828686] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 441.847594] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 441.855320] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 441.862601] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 441.869880] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 441.877166] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 441.884447] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 09:28:47 executing program 2 (fault-call:0 fault-nth:61): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:47 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70020000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:47 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000500", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:47 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000020005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:47 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000f0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:47 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000300", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 441.972800] EXT4-fs (loop2): mounted filesystem without journal. Opts: inode_readahead_blks=0x0000000000000000,,errors=continue 09:28:48 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70030000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:48 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000030005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:48 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000400", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:48 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000110005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 442.159210] FAULT_INJECTION: forcing a failure. [ 442.159210] name failslab, interval 1, probability 0, space 0, times 0 09:28:48 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000600", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:48 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70040000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 442.254415] CPU: 1 PID: 26404 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 442.262355] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 442.271717] Call Trace: [ 442.274330] dump_stack+0x1fc/0x2ef [ 442.277973] should_fail.cold+0xa/0xf [ 442.281787] ? setup_fault_attr+0x200/0x200 [ 442.286120] ? lock_acquire+0x170/0x3c0 [ 442.290110] __should_failslab+0x115/0x180 [ 442.294364] should_failslab+0x5/0x10 [ 442.298181] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 442.303309] __kmalloc_node+0x38/0x70 [ 442.307136] kvmalloc_node+0x61/0xf0 [ 442.310872] ext4_fill_super+0x425d/0xc820 [ 442.315139] ? pointer+0x850/0x850 [ 442.318694] ? lock_downgrade+0x720/0x720 [ 442.322852] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 442.327977] ? snprintf+0xbb/0xf0 [ 442.331454] ? wait_for_completion_io+0x10/0x10 [ 442.336130] ? set_blocksize+0x163/0x3f0 [ 442.340209] mount_bdev+0x2fc/0x3b0 [ 442.343847] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 442.348968] mount_fs+0xa3/0x310 [ 442.352352] vfs_kern_mount.part.0+0x68/0x470 [ 442.356869] do_mount+0x113c/0x2f10 [ 442.360506] ? cmp_ex_sort+0xc0/0xc0 [ 442.364232] ? __do_page_fault+0x180/0xd60 [ 442.368479] ? copy_mount_string+0x40/0x40 [ 442.372733] ? memset+0x20/0x40 [ 442.376023] ? copy_mount_options+0x26f/0x380 [ 442.380529] ksys_mount+0xcf/0x130 [ 442.384083] __x64_sys_mount+0xba/0x150 [ 442.388069] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 442.392662] do_syscall_64+0xf9/0x620 [ 442.396478] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 442.401674] RIP: 0033:0x46748a [ 442.404872] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 442.423784] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 442.431505] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 442.438786] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 442.446070] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 442.453362] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 442.460640] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 [ 442.481441] EXT4-fs (loop2): not enough memory 09:28:48 executing program 2 (fault-call:0 fault-nth:62): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:48 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000500", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:48 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000700", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:48 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000040005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:48 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000120005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:48 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70050000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:48 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000140005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:48 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000800", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 442.666389] FAULT_INJECTION: forcing a failure. [ 442.666389] name failslab, interval 1, probability 0, space 0, times 0 [ 442.690456] CPU: 1 PID: 26449 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 442.698381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 442.707744] Call Trace: [ 442.710353] dump_stack+0x1fc/0x2ef [ 442.713997] should_fail.cold+0xa/0xf [ 442.717816] ? setup_fault_attr+0x200/0x200 [ 442.722149] ? lock_acquire+0x170/0x3c0 [ 442.726143] __should_failslab+0x115/0x180 [ 442.730392] should_failslab+0x5/0x10 [ 442.734204] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 442.739320] __kmalloc_node+0x38/0x70 [ 442.743132] kvmalloc_node+0x61/0xf0 [ 442.746857] ext4_fill_super+0x425d/0xc820 [ 442.751117] ? pointer+0x850/0x850 [ 442.754667] ? lock_downgrade+0x720/0x720 [ 442.758825] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 442.763941] ? snprintf+0xbb/0xf0 [ 442.767416] ? wait_for_completion_io+0x10/0x10 [ 442.772092] ? set_blocksize+0x163/0x3f0 [ 442.776166] mount_bdev+0x2fc/0x3b0 [ 442.779809] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 442.784921] mount_fs+0xa3/0x310 [ 442.788296] vfs_kern_mount.part.0+0x68/0x470 [ 442.792811] do_mount+0x113c/0x2f10 [ 442.796464] ? cmp_ex_sort+0xc0/0xc0 [ 442.800188] ? __do_page_fault+0x180/0xd60 [ 442.804429] ? copy_mount_string+0x40/0x40 [ 442.808687] ? memset+0x20/0x40 [ 442.811975] ? copy_mount_options+0x26f/0x380 09:28:48 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70060000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:48 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000050005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:48 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000f00", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 442.816477] ksys_mount+0xcf/0x130 [ 442.820029] __x64_sys_mount+0xba/0x150 [ 442.824025] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 442.828622] do_syscall_64+0xf9/0x620 [ 442.832439] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 442.837665] RIP: 0033:0x46748a [ 442.840866] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 442.859778] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 09:28:48 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000002f0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 442.867496] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 442.874782] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 442.882058] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 442.889339] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 442.896626] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 [ 442.990938] EXT4-fs (loop2): not enough memory 09:28:49 executing program 2 (fault-call:0 fault-nth:63): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:49 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000600", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:49 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000008100", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:49 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000060005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:49 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70070000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:49 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000520005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:49 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000700", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:49 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000670005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:49 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000029b00", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:49 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70080000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:49 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000070005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 443.200371] FAULT_INJECTION: forcing a failure. [ 443.200371] name failslab, interval 1, probability 0, space 0, times 0 09:28:49 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000800", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 443.257468] CPU: 1 PID: 26492 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 443.265401] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 443.274763] Call Trace: [ 443.277369] dump_stack+0x1fc/0x2ef [ 443.281011] should_fail.cold+0xa/0xf [ 443.284822] ? setup_fault_attr+0x200/0x200 [ 443.289156] ? lock_acquire+0x170/0x3c0 [ 443.293187] __should_failslab+0x115/0x180 [ 443.297442] should_failslab+0x5/0x10 [ 443.301258] kmem_cache_alloc_trace+0x284/0x380 [ 443.305942] prealloc_shrinker+0x8d/0x340 [ 443.310104] register_shrinker+0x13/0x40 [ 443.314177] ext4_es_register_shrinker+0x291/0x340 [ 443.319123] ext4_fill_super+0x65f7/0xc820 [ 443.323392] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 443.328524] ? snprintf+0xbb/0xf0 [ 443.332004] ? wait_for_completion_io+0x10/0x10 [ 443.336680] ? set_blocksize+0x163/0x3f0 [ 443.340756] mount_bdev+0x2fc/0x3b0 [ 443.344393] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 443.349513] mount_fs+0xa3/0x310 [ 443.352891] vfs_kern_mount.part.0+0x68/0x470 [ 443.357528] do_mount+0x113c/0x2f10 [ 443.361182] ? cmp_ex_sort+0xc0/0xc0 [ 443.364908] ? __do_page_fault+0x180/0xd60 [ 443.369156] ? copy_mount_string+0x40/0x40 [ 443.373408] ? memset+0x20/0x40 [ 443.376701] ? copy_mount_options+0x26f/0x380 [ 443.381821] ksys_mount+0xcf/0x130 [ 443.385374] __x64_sys_mount+0xba/0x150 [ 443.389359] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 443.393950] do_syscall_64+0xf9/0x620 [ 443.397763] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 443.402959] RIP: 0033:0x46748a [ 443.406167] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 443.425078] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 443.432802] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 443.440090] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 443.447374] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 443.454656] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 443.461973] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 09:28:49 executing program 2 (fault-call:0 fault-nth:64): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:49 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700f0000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:49 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000080005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:49 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000a00", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:49 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000000000ffffff9e00", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:49 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100205072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:49 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000c00", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:49 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000000000fffffff000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:49 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70480000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:49 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000090005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:49 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100305072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 443.660959] FAULT_INJECTION: forcing a failure. [ 443.660959] name failslab, interval 1, probability 0, space 0, times 0 [ 443.748945] CPU: 0 PID: 26534 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 443.756882] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 443.766253] Call Trace: [ 443.768862] dump_stack+0x1fc/0x2ef [ 443.772511] should_fail.cold+0xa/0xf [ 443.776331] ? setup_fault_attr+0x200/0x200 [ 443.780672] ? lock_acquire+0x170/0x3c0 [ 443.784665] __should_failslab+0x115/0x180 [ 443.788916] should_failslab+0x5/0x10 [ 443.792731] kmem_cache_alloc_trace+0x284/0x380 [ 443.797415] mb_cache_create+0x4f/0x4c0 [ 443.801406] ext4_fill_super+0x97b1/0xc820 [ 443.805681] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 443.810804] ? snprintf+0xbb/0xf0 [ 443.814279] ? wait_for_completion_io+0x10/0x10 [ 443.818962] ? set_blocksize+0x163/0x3f0 [ 443.823047] mount_bdev+0x2fc/0x3b0 [ 443.826690] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 443.831807] mount_fs+0xa3/0x310 [ 443.835199] vfs_kern_mount.part.0+0x68/0x470 [ 443.839710] do_mount+0x113c/0x2f10 [ 443.843346] ? cmp_ex_sort+0xc0/0xc0 [ 443.847074] ? __do_page_fault+0x180/0xd60 [ 443.851329] ? copy_mount_string+0x40/0x40 [ 443.855584] ? memset+0x20/0x40 [ 443.858885] ? copy_mount_options+0x26f/0x380 [ 443.863395] ksys_mount+0xcf/0x130 [ 443.866950] __x64_sys_mount+0xba/0x150 [ 443.870939] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 443.875534] do_syscall_64+0xf9/0x620 [ 443.879350] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 443.884543] RIP: 0033:0x46748a [ 443.887736] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 443.906644] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 443.914365] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 443.921648] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 443.928938] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 443.936221] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 09:28:49 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100405072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 443.943496] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 [ 443.978238] EXT4-fs (loop2): Failed to create ea_block_cache 09:28:50 executing program 2 (fault-call:0 fault-nth:65): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:50 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100505072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:50 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000a0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:50 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd704c0000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:50 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000e00", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:50 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000fffe00", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:50 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000f00", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:50 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700000000000000fff00", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 444.139790] FAULT_INJECTION: forcing a failure. [ 444.139790] name failslab, interval 1, probability 0, space 0, times 0 [ 444.173392] CPU: 0 PID: 26576 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 444.181320] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 444.190684] Call Trace: [ 444.193293] dump_stack+0x1fc/0x2ef [ 444.196943] should_fail.cold+0xa/0xf [ 444.200762] ? setup_fault_attr+0x200/0x200 [ 444.205103] ? lock_acquire+0x170/0x3c0 [ 444.209230] __should_failslab+0x115/0x180 [ 444.213488] should_failslab+0x5/0x10 [ 444.217302] __kmalloc+0x2ab/0x3c0 [ 444.220853] ? mb_cache_create+0x155/0x4c0 [ 444.225113] mb_cache_create+0x155/0x4c0 [ 444.229187] ext4_fill_super+0x97b1/0xc820 [ 444.233462] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 444.238589] ? snprintf+0xbb/0xf0 [ 444.242075] ? wait_for_completion_io+0x10/0x10 [ 444.246758] ? set_blocksize+0x163/0x3f0 [ 444.250847] mount_bdev+0x2fc/0x3b0 [ 444.254483] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 444.259598] mount_fs+0xa3/0x310 [ 444.262976] vfs_kern_mount.part.0+0x68/0x470 [ 444.267486] do_mount+0x113c/0x2f10 [ 444.271125] ? cmp_ex_sort+0xc0/0xc0 [ 444.274849] ? __do_page_fault+0x180/0xd60 [ 444.279095] ? copy_mount_string+0x40/0x40 [ 444.283346] ? memset+0x20/0x40 09:28:50 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000007fffffff00", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 444.286636] ? copy_mount_options+0x26f/0x380 [ 444.291145] ksys_mount+0xcf/0x130 [ 444.294702] __x64_sys_mount+0xba/0x150 [ 444.298696] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 444.303288] do_syscall_64+0xf9/0x620 [ 444.307105] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 444.312303] RIP: 0033:0x46748a [ 444.315538] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 09:28:50 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000b0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:50 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100605072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:50 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000001000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 444.334444] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 444.342140] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 444.349397] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 444.356656] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 444.363918] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 444.371175] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 [ 444.442193] validate_nla: 67 callbacks suppressed [ 444.442203] netlink: 'syz-executor.3': attribute type 5 has an invalid length. [ 444.465956] netlink: 'syz-executor.4': attribute type 5 has an invalid length. 09:28:50 executing program 2 (fault-call:0 fault-nth:66): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:50 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70600000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:50 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100705072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:50 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000c0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:50 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000006000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:50 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000f0ffffffffffff00", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 444.537278] EXT4-fs (loop2): Failed to create ea_block_cache 09:28:50 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100805072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 444.660556] netlink: 'syz-executor.4': attribute type 5 has an invalid length. [ 444.688451] netlink: 'syz-executor.3': attribute type 5 has an invalid length. 09:28:50 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000d0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 444.707245] netlink: 'syz-executor.5': attribute type 5 has an invalid length. [ 444.719370] FAULT_INJECTION: forcing a failure. [ 444.719370] name failslab, interval 1, probability 0, space 0, times 0 09:28:50 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000586500", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:50 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000200000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 444.765494] CPU: 0 PID: 26625 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 444.773427] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 444.782801] Call Trace: [ 444.785418] dump_stack+0x1fc/0x2ef [ 444.789062] should_fail.cold+0xa/0xf [ 444.792882] ? setup_fault_attr+0x200/0x200 [ 444.797224] ? lock_acquire+0x170/0x3c0 [ 444.801218] __should_failslab+0x115/0x180 [ 444.805469] should_failslab+0x5/0x10 [ 444.809280] __kmalloc+0x2ab/0x3c0 [ 444.812825] ? mb_cache_create+0x155/0x4c0 [ 444.816010] netlink: 'syz-executor.4': attribute type 5 has an invalid length. [ 444.817068] mb_cache_create+0x155/0x4c0 [ 444.817087] ext4_fill_super+0x97b1/0xc820 [ 444.817120] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 444.827475] netlink: 'syz-executor.3': attribute type 5 has an invalid length. [ 444.828552] ? snprintf+0xbb/0xf0 [ 444.828577] ? wait_for_completion_io+0x10/0x10 [ 444.828592] ? set_blocksize+0x163/0x3f0 [ 444.857475] mount_bdev+0x2fc/0x3b0 [ 444.861114] ? ext4_calculate_overhead+0x11c0/0x11c0 09:28:50 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000008100", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:50 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000300000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 444.866231] mount_fs+0xa3/0x310 [ 444.869618] vfs_kern_mount.part.0+0x68/0x470 [ 444.874134] do_mount+0x113c/0x2f10 [ 444.877771] ? cmp_ex_sort+0xc0/0xc0 [ 444.881501] ? __do_page_fault+0x180/0xd60 [ 444.885751] ? copy_mount_string+0x40/0x40 [ 444.890006] ? memset+0x20/0x40 [ 444.893296] ? copy_mount_options+0x26f/0x380 [ 444.897805] ksys_mount+0xcf/0x130 [ 444.901358] __x64_sys_mount+0xba/0x150 [ 444.904398] netlink: 'syz-executor.4': attribute type 5 has an invalid length. [ 444.905341] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 444.905358] do_syscall_64+0xf9/0x620 [ 444.905378] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 444.905392] RIP: 0033:0x46748a [ 444.915323] netlink: 'syz-executor.3': attribute type 5 has an invalid length. [ 444.917323] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 444.917331] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 444.917346] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 444.917354] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 444.917366] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 444.985255] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 444.992599] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 09:28:51 executing program 2 (fault-call:0 fault-nth:67): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:51 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000000000ffffa88800", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:51 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000400000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:51 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000e0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:51 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70680000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:51 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100a05072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 445.047729] EXT4-fs (loop2): Failed to create ea_block_cache 09:28:51 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000000f0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 445.155630] netlink: 'syz-executor.4': attribute type 5 has an invalid length. [ 445.170410] FAULT_INJECTION: forcing a failure. [ 445.170410] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 445.195810] CPU: 0 PID: 26658 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 445.203861] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 445.213228] Call Trace: [ 445.215838] dump_stack+0x1fc/0x2ef [ 445.219485] should_fail.cold+0xa/0xf [ 445.223308] ? setup_fault_attr+0x200/0x200 [ 445.227660] __alloc_pages_nodemask+0x239/0x2890 [ 445.232441] ? kasan_kmalloc+0x139/0x160 [ 445.236528] ? mark_held_locks+0xf0/0xf0 [ 445.240608] ? do_syscall_64+0xf9/0x620 [ 445.244595] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 445.249975] ? gfp_pfmemalloc_allowed+0x150/0x150 09:28:51 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000500000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:51 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000038d00", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 445.254839] ? mark_held_locks+0xf0/0xf0 [ 445.258915] ? __debug_object_init+0x410/0x9b0 [ 445.263520] ? mark_held_locks+0xa6/0xf0 [ 445.267589] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 445.272708] alloc_pages_current+0x193/0x2a0 [ 445.277121] ? __debug_object_init+0x410/0x9b0 [ 445.281712] get_zeroed_page+0x10/0x40 [ 445.285610] ext4_calculate_overhead+0xfb/0x11c0 [ 445.290389] ext4_fill_super+0x9681/0xc820 [ 445.294666] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 445.299782] ? snprintf+0xbb/0xf0 [ 445.303255] ? wait_for_completion_io+0x10/0x10 [ 445.307931] ? set_blocksize+0x163/0x3f0 [ 445.312006] mount_bdev+0x2fc/0x3b0 [ 445.315644] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 445.320762] mount_fs+0xa3/0x310 [ 445.324250] vfs_kern_mount.part.0+0x68/0x470 [ 445.328764] do_mount+0x113c/0x2f10 [ 445.332407] ? cmp_ex_sort+0xc0/0xc0 [ 445.336147] ? __do_page_fault+0x180/0xd60 [ 445.340397] ? copy_mount_string+0x40/0x40 [ 445.344654] ? memset+0x20/0x40 [ 445.347945] ? copy_mount_options+0x26f/0x380 [ 445.352454] ksys_mount+0xcf/0x130 09:28:51 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000000000ffffff9e00", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:51 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000600000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 445.356005] __x64_sys_mount+0xba/0x150 [ 445.359989] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 445.364578] do_syscall_64+0xf9/0x620 [ 445.368390] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 445.373584] RIP: 0033:0x46748a [ 445.376786] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 445.396040] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 09:28:51 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100c05072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 445.403758] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 445.411038] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 445.418319] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 445.425596] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 445.432874] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 09:28:51 executing program 2 (fault-call:0 fault-nth:68): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:51 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd706c0000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:51 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100e05072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:51 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000000000fffffff000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:51 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000700000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:51 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000110005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 445.662269] FAULT_INJECTION: forcing a failure. [ 445.662269] name failslab, interval 1, probability 0, space 0, times 0 [ 445.686869] CPU: 1 PID: 26699 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 445.695007] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 445.704547] Call Trace: [ 445.707155] dump_stack+0x1fc/0x2ef [ 445.710811] should_fail.cold+0xa/0xf [ 445.714629] ? setup_fault_attr+0x200/0x200 [ 445.718966] ? lock_acquire+0x170/0x3c0 [ 445.722956] __should_failslab+0x115/0x180 [ 445.727211] should_failslab+0x5/0x10 [ 445.731025] kmem_cache_alloc_trace+0x284/0x380 [ 445.735715] mb_cache_create+0x4f/0x4c0 [ 445.739701] ext4_fill_super+0x97b1/0xc820 [ 445.743974] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 445.749090] ? snprintf+0xbb/0xf0 [ 445.752564] ? wait_for_completion_io+0x10/0x10 [ 445.757247] ? set_blocksize+0x163/0x3f0 09:28:51 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000120005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:51 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000800000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:51 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000fffe00", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:51 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100f05072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 445.761337] mount_bdev+0x2fc/0x3b0 [ 445.764979] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 445.770131] mount_fs+0xa3/0x310 [ 445.773513] vfs_kern_mount.part.0+0x68/0x470 [ 445.778023] do_mount+0x113c/0x2f10 [ 445.781661] ? cmp_ex_sort+0xc0/0xc0 [ 445.785384] ? __do_page_fault+0x180/0xd60 [ 445.789745] ? copy_mount_string+0x40/0x40 [ 445.793997] ? memset+0x20/0x40 [ 445.797297] ? copy_mount_options+0x26f/0x380 [ 445.801807] ksys_mount+0xcf/0x130 [ 445.805362] __x64_sys_mount+0xba/0x150 [ 445.809352] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 445.813957] do_syscall_64+0xf9/0x620 [ 445.817777] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 445.822974] RIP: 0033:0x46748a [ 445.826182] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 445.845094] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 445.852817] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a 09:28:51 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70740000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:51 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000f00000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 445.860096] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 445.867381] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 445.874668] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 445.881951] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 [ 446.012834] EXT4-fs (loop2): Failed to create ea_block_cache 09:28:52 executing program 2 (fault-call:0 fault-nth:69): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:52 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000140005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:52 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700000000000000fff00", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:52 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd707a0000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:52 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000f000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:52 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000101005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:52 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70009b02000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:52 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000104805072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 446.158214] FAULT_INJECTION: forcing a failure. [ 446.158214] name failslab, interval 1, probability 0, space 0, times 0 09:28:52 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000002f0005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:52 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000007fffffff00", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 446.207622] CPU: 1 PID: 26741 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 446.215548] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 446.224915] Call Trace: [ 446.227523] dump_stack+0x1fc/0x2ef [ 446.231182] should_fail.cold+0xa/0xf [ 446.235002] ? setup_fault_attr+0x200/0x200 [ 446.239336] ? lock_acquire+0x170/0x3c0 [ 446.243327] __should_failslab+0x115/0x180 [ 446.247575] should_failslab+0x5/0x10 [ 446.251398] kmem_cache_alloc_trace+0x284/0x380 [ 446.256092] __alloc_workqueue_key+0x7de/0xed0 [ 446.260691] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 446.265295] ? workqueue_sysfs_register+0x3e0/0x3e0 [ 446.270338] ext4_fill_super+0x6edb/0xc820 [ 446.274608] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 446.279722] ? snprintf+0xbb/0xf0 [ 446.283191] ? wait_for_completion_io+0x10/0x10 [ 446.287867] ? set_blocksize+0x163/0x3f0 [ 446.291945] mount_bdev+0x2fc/0x3b0 [ 446.295585] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 446.300702] mount_fs+0xa3/0x310 09:28:52 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000000000ffffffff00", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 446.304087] vfs_kern_mount.part.0+0x68/0x470 [ 446.308598] do_mount+0x113c/0x2f10 [ 446.312235] ? cmp_ex_sort+0xc0/0xc0 [ 446.315968] ? __do_page_fault+0x180/0xd60 [ 446.320216] ? copy_mount_string+0x40/0x40 [ 446.324470] ? memset+0x20/0x40 [ 446.327767] ? copy_mount_options+0x26f/0x380 [ 446.332288] ksys_mount+0xcf/0x130 [ 446.335843] __x64_sys_mount+0xba/0x150 [ 446.339831] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 446.344425] do_syscall_64+0xf9/0x620 [ 446.348240] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 446.353438] RIP: 0033:0x46748a [ 446.356639] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 446.375548] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 446.383274] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 446.390557] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 446.397842] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 09:28:52 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70f00000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 446.405129] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 446.412410] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 [ 446.490020] EXT4-fs: failed to create workqueue [ 446.494821] EXT4-fs (loop2): mount failed 09:28:52 executing program 2 (fault-call:0 fault-nth:70): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:52 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000f0ffffffffffff00", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:52 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000003000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:52 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000520005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:52 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000104c05072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:52 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000300000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:52 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000106005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 446.663398] FAULT_INJECTION: forcing a failure. [ 446.663398] name failslab, interval 1, probability 0, space 0, times 0 [ 446.718546] CPU: 0 PID: 26782 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 446.726677] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 446.736046] Call Trace: [ 446.738665] dump_stack+0x1fc/0x2ef [ 446.742315] should_fail.cold+0xa/0xf [ 446.746128] ? setup_fault_attr+0x200/0x200 [ 446.750466] ? lock_acquire+0x170/0x3c0 [ 446.754460] __should_failslab+0x115/0x180 [ 446.758716] should_failslab+0x5/0x10 [ 446.762531] kmem_cache_alloc_trace+0x284/0x380 09:28:52 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70970300000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:52 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000106805072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 446.767218] ? cancel_delayed_work+0x2c0/0x2c0 [ 446.771816] __kthread_create_on_node+0xd2/0x410 [ 446.776587] ? mark_held_locks+0xf0/0xf0 [ 446.780691] ? kthread_parkme+0xa0/0xa0 [ 446.784673] ? pwq_adjust_max_active+0x31f/0x5f0 [ 446.789459] ? __alloc_workqueue_key+0x51e/0xed0 [ 446.794234] ? cancel_delayed_work+0x2c0/0x2c0 [ 446.798826] kthread_create_on_node+0xbb/0xf0 [ 446.803327] ? __kthread_create_on_node+0x410/0x410 [ 446.808350] ? check_preemption_disabled+0x41/0x280 [ 446.813379] ? init_rescuer+0xa1/0x370 09:28:52 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000500000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 446.817281] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 446.822307] ? kmem_cache_alloc_node_trace+0x351/0x3b0 [ 446.827603] init_rescuer+0x1f7/0x370 [ 446.831418] __alloc_workqueue_key+0xb56/0xed0 [ 446.836026] ? workqueue_sysfs_register+0x3e0/0x3e0 [ 446.841072] ext4_fill_super+0x6edb/0xc820 [ 446.845339] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 446.850458] ? snprintf+0xbb/0xf0 [ 446.853926] ? wait_for_completion_io+0x10/0x10 [ 446.858602] ? set_blocksize+0x163/0x3f0 [ 446.862678] mount_bdev+0x2fc/0x3b0 09:28:52 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000106c05072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 446.866315] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 446.871433] mount_fs+0xa3/0x310 [ 446.874817] vfs_kern_mount.part.0+0x68/0x470 [ 446.879325] do_mount+0x113c/0x2f10 [ 446.882961] ? cmp_ex_sort+0xc0/0xc0 [ 446.886687] ? __do_page_fault+0x180/0xd60 [ 446.890934] ? copy_mount_string+0x40/0x40 [ 446.895205] ? memset+0x20/0x40 [ 446.898500] ? copy_mount_options+0x26f/0x380 [ 446.903012] ksys_mount+0xcf/0x130 [ 446.906565] __x64_sys_mount+0xba/0x150 [ 446.910549] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 446.915141] do_syscall_64+0xf9/0x620 09:28:52 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000600000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 446.918957] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 446.924159] RIP: 0033:0x46748a [ 446.927357] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 446.946266] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 446.953989] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 446.961279] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 446.968559] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 446.975837] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 446.983116] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 09:28:53 executing program 2 (fault-call:0 fault-nth:71): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:53 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000670005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:53 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000005000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:53 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000200000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:53 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000107405072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:53 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000700000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 447.024327] EXT4-fs: failed to create workqueue [ 447.030672] EXT4-fs (loop2): mount failed 09:28:53 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000300000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:53 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000006000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:53 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000f00000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:53 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100205072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:53 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000107a05072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:53 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000007000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 447.243430] FAULT_INJECTION: forcing a failure. [ 447.243430] name failslab, interval 1, probability 0, space 0, times 0 [ 447.308529] CPU: 0 PID: 26828 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 447.316475] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 447.325839] Call Trace: [ 447.328445] dump_stack+0x1fc/0x2ef [ 447.332091] should_fail.cold+0xa/0xf [ 447.335908] ? setup_fault_attr+0x200/0x200 [ 447.340248] ? lock_acquire+0x170/0x3c0 [ 447.344243] __should_failslab+0x115/0x180 [ 447.348496] should_failslab+0x5/0x10 [ 447.352305] kmem_cache_alloc_trace+0x284/0x380 [ 447.356977] __alloc_workqueue_key+0x7de/0xed0 [ 447.361565] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 447.366169] ? workqueue_sysfs_register+0x3e0/0x3e0 [ 447.371213] ext4_fill_super+0x6edb/0xc820 [ 447.375487] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 447.380607] ? snprintf+0xbb/0xf0 [ 447.384083] ? wait_for_completion_io+0x10/0x10 [ 447.388763] ? set_blocksize+0x163/0x3f0 [ 447.392838] mount_bdev+0x2fc/0x3b0 [ 447.396476] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 447.401590] mount_fs+0xa3/0x310 [ 447.404973] vfs_kern_mount.part.0+0x68/0x470 [ 447.409484] do_mount+0x113c/0x2f10 [ 447.413121] ? cmp_ex_sort+0xc0/0xc0 [ 447.416848] ? __do_page_fault+0x180/0xd60 [ 447.421096] ? copy_mount_string+0x40/0x40 [ 447.425352] ? memset+0x20/0x40 [ 447.428671] ? copy_mount_options+0x26f/0x380 [ 447.433183] ksys_mount+0xcf/0x130 [ 447.436741] __x64_sys_mount+0xba/0x150 [ 447.440730] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 447.445321] do_syscall_64+0xf9/0x620 [ 447.449138] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 447.454336] RIP: 0033:0x46748a [ 447.457628] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 447.476540] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 447.484263] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 447.491544] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 447.498827] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 447.506104] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 447.513376] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 [ 447.528227] EXT4-fs: failed to create workqueue [ 447.536486] EXT4-fs (loop2): mount failed 09:28:53 executing program 2 (fault-call:0 fault-nth:72): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:53 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000400000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:53 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100006072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:53 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000000f000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:53 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70002000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:53 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100305072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:53 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70004800000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:53 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000500000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:53 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100009072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 447.695474] FAULT_INJECTION: forcing a failure. [ 447.695474] name failslab, interval 1, probability 0, space 0, times 0 [ 447.759310] CPU: 1 PID: 26869 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 447.767227] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 447.776695] Call Trace: [ 447.779302] dump_stack+0x1fc/0x2ef [ 447.782944] should_fail.cold+0xa/0xf [ 447.786762] ? setup_fault_attr+0x200/0x200 [ 447.791094] ? lock_acquire+0x170/0x3c0 [ 447.795087] __should_failslab+0x115/0x180 [ 447.799337] should_failslab+0x5/0x10 [ 447.803151] kmem_cache_alloc_node+0x245/0x3b0 [ 447.807751] alloc_unbound_pwq+0x4a4/0xc10 [ 447.812004] apply_wqattrs_prepare+0x3c0/0xa50 [ 447.816607] apply_workqueue_attrs_locked+0xc5/0x120 [ 447.821725] __alloc_workqueue_key+0x510/0xed0 [ 447.826341] ? workqueue_sysfs_register+0x3e0/0x3e0 [ 447.831386] ext4_fill_super+0x6edb/0xc820 [ 447.835653] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 447.840768] ? snprintf+0xbb/0xf0 [ 447.844236] ? wait_for_completion_io+0x10/0x10 [ 447.848912] ? set_blocksize+0x163/0x3f0 [ 447.852983] mount_bdev+0x2fc/0x3b0 [ 447.856615] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 447.861725] mount_fs+0xa3/0x310 [ 447.865106] vfs_kern_mount.part.0+0x68/0x470 [ 447.869615] do_mount+0x113c/0x2f10 [ 447.873247] ? cmp_ex_sort+0xc0/0xc0 [ 447.876971] ? __do_page_fault+0x180/0xd60 [ 447.881215] ? copy_mount_string+0x40/0x40 [ 447.885464] ? memset+0x20/0x40 [ 447.888750] ? copy_mount_options+0x26f/0x380 [ 447.893248] ksys_mount+0xcf/0x130 [ 447.896796] __x64_sys_mount+0xba/0x150 [ 447.900780] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 447.905374] do_syscall_64+0xf9/0x620 09:28:53 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100405072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:53 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100505072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 447.909183] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 447.914373] RIP: 0033:0x46748a [ 447.917570] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 447.936496] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 447.944218] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 447.951497] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 09:28:53 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70004c00000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 447.958778] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 447.966055] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 447.973331] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 [ 448.054864] EXT4-fs: failed to create workqueue [ 448.059908] EXT4-fs (loop2): mount failed 09:28:54 executing program 2 (fault-call:0 fault-nth:73): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:54 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000081000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:54 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000600000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:54 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100605072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:54 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000010000a072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:54 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70006000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:54 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70006800000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:54 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000029b000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:54 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100705072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:54 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000010000b072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:54 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000700000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 448.250822] FAULT_INJECTION: forcing a failure. [ 448.250822] name failslab, interval 1, probability 0, space 0, times 0 [ 448.306502] CPU: 0 PID: 26922 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 448.314422] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 448.323911] Call Trace: [ 448.326516] dump_stack+0x1fc/0x2ef [ 448.330158] should_fail.cold+0xa/0xf [ 448.333970] ? setup_fault_attr+0x200/0x200 [ 448.338310] ? lock_acquire+0x170/0x3c0 [ 448.342302] __should_failslab+0x115/0x180 [ 448.346552] should_failslab+0x5/0x10 [ 448.350366] kmem_cache_alloc_node+0x245/0x3b0 [ 448.354969] alloc_unbound_pwq+0x4a4/0xc10 [ 448.359219] apply_wqattrs_prepare+0x3c0/0xa50 [ 448.363817] apply_workqueue_attrs_locked+0xc5/0x120 [ 448.368934] __alloc_workqueue_key+0x510/0xed0 [ 448.373618] ? workqueue_sysfs_register+0x3e0/0x3e0 [ 448.378668] ext4_fill_super+0x6edb/0xc820 [ 448.382940] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 448.388055] ? snprintf+0xbb/0xf0 [ 448.391528] ? wait_for_completion_io+0x10/0x10 [ 448.396205] ? set_blocksize+0x163/0x3f0 [ 448.400283] mount_bdev+0x2fc/0x3b0 [ 448.403918] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 448.409031] mount_fs+0xa3/0x310 [ 448.412410] vfs_kern_mount.part.0+0x68/0x470 [ 448.416921] do_mount+0x113c/0x2f10 [ 448.420557] ? cmp_ex_sort+0xc0/0xc0 [ 448.424285] ? __do_page_fault+0x180/0xd60 [ 448.428530] ? copy_mount_string+0x40/0x40 [ 448.432800] ? memset+0x20/0x40 [ 448.436085] ? copy_mount_options+0x26f/0x380 [ 448.440598] ksys_mount+0xcf/0x130 [ 448.444153] __x64_sys_mount+0xba/0x150 [ 448.448138] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 448.452731] do_syscall_64+0xf9/0x620 09:28:54 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100014072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 448.456550] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 448.461752] RIP: 0033:0x46748a [ 448.464955] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 448.483866] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 448.491596] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 448.498884] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 09:28:54 executing program 2 (fault-call:0 fault-nth:74): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:54 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700000f0000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:54 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100033072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:54 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000800000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:54 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70006c00000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:54 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100805072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 448.506161] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 448.513441] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 448.520722] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 [ 448.530092] EXT4-fs: failed to create workqueue [ 448.534779] EXT4-fs (loop2): mount failed 09:28:54 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70007400000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:54 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000a00000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:54 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000fffe000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:54 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100052072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:54 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100a05072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 448.693713] FAULT_INJECTION: forcing a failure. [ 448.693713] name failslab, interval 1, probability 0, space 0, times 0 [ 448.790841] CPU: 1 PID: 26960 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 448.798771] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 448.808136] Call Trace: [ 448.810751] dump_stack+0x1fc/0x2ef [ 448.814396] should_fail.cold+0xa/0xf [ 448.818212] ? setup_fault_attr+0x200/0x200 [ 448.822544] ? lock_acquire+0x170/0x3c0 [ 448.826571] __should_failslab+0x115/0x180 [ 448.830821] should_failslab+0x5/0x10 [ 448.834627] kmem_cache_alloc_trace+0x284/0x380 [ 448.839306] ? cancel_delayed_work+0x2c0/0x2c0 [ 448.843896] __kthread_create_on_node+0xd2/0x410 [ 448.848675] ? mark_held_locks+0xf0/0xf0 [ 448.852769] ? kthread_parkme+0xa0/0xa0 [ 448.856755] ? pwq_adjust_max_active+0x31f/0x5f0 [ 448.861537] ? __alloc_workqueue_key+0x51e/0xed0 [ 448.866307] ? cancel_delayed_work+0x2c0/0x2c0 [ 448.870904] kthread_create_on_node+0xbb/0xf0 [ 448.875419] ? __kthread_create_on_node+0x410/0x410 [ 448.880447] ? check_preemption_disabled+0x41/0x280 [ 448.885477] ? init_rescuer+0xa1/0x370 09:28:54 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000c00000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 448.889380] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 448.894409] ? kmem_cache_alloc_node_trace+0x351/0x3b0 [ 448.899698] init_rescuer+0x1f7/0x370 [ 448.903519] __alloc_workqueue_key+0xb56/0xed0 [ 448.908121] ? workqueue_sysfs_register+0x3e0/0x3e0 [ 448.913172] ext4_fill_super+0x6edb/0xc820 [ 448.917491] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 448.922613] ? snprintf+0xbb/0xf0 [ 448.926097] ? wait_for_completion_io+0x10/0x10 [ 448.930781] ? set_blocksize+0x163/0x3f0 [ 448.934861] mount_bdev+0x2fc/0x3b0 [ 448.938507] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 448.943629] mount_fs+0xa3/0x310 [ 448.947016] vfs_kern_mount.part.0+0x68/0x470 [ 448.951533] do_mount+0x113c/0x2f10 [ 448.955169] ? cmp_ex_sort+0xc0/0xc0 [ 448.958895] ? __do_page_fault+0x180/0xd60 [ 448.963142] ? copy_mount_string+0x40/0x40 [ 448.967397] ? memset+0x20/0x40 [ 448.970683] ? copy_mount_options+0x26f/0x380 [ 448.975190] ksys_mount+0xcf/0x130 [ 448.978745] __x64_sys_mount+0xba/0x150 [ 448.982730] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 448.987319] do_syscall_64+0xf9/0x620 [ 448.991132] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 448.996327] RIP: 0033:0x46748a [ 448.999516] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 449.019631] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 449.028165] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 449.035423] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 449.042705] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 449.050002] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 449.057282] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 [ 449.077897] EXT4-fs: failed to create workqueue [ 449.082861] EXT4-fs (loop2): mount failed 09:28:55 executing program 2 (fault-call:0 fault-nth:75): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:55 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000e00000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:55 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100002072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:55 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000fff000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:55 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100c05072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:55 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70007a00000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:55 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000f00000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:55 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70008100000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:55 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000feff000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 449.214587] FAULT_INJECTION: forcing a failure. [ 449.214587] name failslab, interval 1, probability 0, space 0, times 0 09:28:55 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100e05072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 449.286908] CPU: 0 PID: 27002 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 449.294875] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 449.304323] Call Trace: [ 449.306927] dump_stack+0x1fc/0x2ef [ 449.310572] should_fail.cold+0xa/0xf [ 449.314383] ? setup_fault_attr+0x200/0x200 [ 449.318718] ? lock_acquire+0x170/0x3c0 [ 449.322705] __should_failslab+0x115/0x180 [ 449.326950] should_failslab+0x5/0x10 [ 449.330766] kmem_cache_alloc_node+0x245/0x3b0 [ 449.335362] alloc_unbound_pwq+0x4a4/0xc10 [ 449.339614] apply_wqattrs_prepare+0x3c0/0xa50 [ 449.344217] apply_workqueue_attrs_locked+0xc5/0x120 [ 449.349331] __alloc_workqueue_key+0x510/0xed0 [ 449.353930] ? workqueue_sysfs_register+0x3e0/0x3e0 [ 449.358970] ext4_fill_super+0x6edb/0xc820 [ 449.363241] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 449.368358] ? snprintf+0xbb/0xf0 [ 449.371826] ? wait_for_completion_io+0x10/0x10 [ 449.376502] ? set_blocksize+0x163/0x3f0 [ 449.380578] mount_bdev+0x2fc/0x3b0 [ 449.384215] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 449.389329] mount_fs+0xa3/0x310 [ 449.392731] vfs_kern_mount.part.0+0x68/0x470 [ 449.397237] do_mount+0x113c/0x2f10 [ 449.400876] ? cmp_ex_sort+0xc0/0xc0 [ 449.404599] ? __do_page_fault+0x180/0xd60 [ 449.408846] ? copy_mount_string+0x40/0x40 [ 449.413098] ? memset+0x20/0x40 [ 449.416391] ? copy_mount_options+0x26f/0x380 [ 449.420990] ksys_mount+0xcf/0x130 [ 449.424541] __x64_sys_mount+0xba/0x150 [ 449.428523] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 449.433113] do_syscall_64+0xf9/0x620 [ 449.436930] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 449.442134] RIP: 0033:0x46748a [ 449.445331] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 449.464236] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 449.471955] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 449.479232] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 09:28:55 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000040030000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:55 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100004072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:55 executing program 2 (fault-call:0 fault-nth:76): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:55 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70039700000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:55 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70001000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:55 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100f05072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:55 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000040000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 449.486511] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 449.493787] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 449.501068] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 [ 449.509720] EXT4-fs: failed to create workqueue [ 449.514404] EXT4-fs (loop2): mount failed 09:28:55 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100006072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 449.638766] validate_nla: 67 callbacks suppressed [ 449.638777] netlink: 'syz-executor.3': attribute type 5 has an invalid length. [ 449.671695] netlink: 'syz-executor.4': attribute type 5 has an invalid length. 09:28:55 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100008072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 449.686792] netlink: 'syz-executor.5': attribute type 5 has an invalid length. [ 449.706688] FAULT_INJECTION: forcing a failure. [ 449.706688] name failslab, interval 1, probability 0, space 0, times 0 [ 449.738373] CPU: 0 PID: 27045 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 449.746290] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 449.755652] Call Trace: [ 449.758258] dump_stack+0x1fc/0x2ef [ 449.761905] should_fail.cold+0xa/0xf [ 449.765719] ? setup_fault_attr+0x200/0x200 [ 449.770049] ? lock_acquire+0x170/0x3c0 [ 449.774038] __should_failslab+0x115/0x180 [ 449.778287] should_failslab+0x5/0x10 [ 449.782100] kmem_cache_alloc_node+0x245/0x3b0 [ 449.786695] alloc_unbound_pwq+0x4a4/0xc10 [ 449.790948] apply_wqattrs_prepare+0x3c0/0xa50 [ 449.795547] apply_workqueue_attrs_locked+0xc5/0x120 [ 449.800663] __alloc_workqueue_key+0x510/0xed0 [ 449.805262] ? workqueue_sysfs_register+0x3e0/0x3e0 [ 449.810308] ext4_fill_super+0x6edb/0xc820 [ 449.814577] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 449.819693] ? snprintf+0xbb/0xf0 [ 449.823169] ? wait_for_completion_io+0x10/0x10 [ 449.827848] ? set_blocksize+0x163/0x3f0 [ 449.831927] mount_bdev+0x2fc/0x3b0 09:28:55 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100009072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:55 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000003400000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:55 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000101005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:55 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000f000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 449.835565] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 449.840678] mount_fs+0xa3/0x310 [ 449.844059] vfs_kern_mount.part.0+0x68/0x470 [ 449.848578] do_mount+0x113c/0x2f10 [ 449.852223] ? cmp_ex_sort+0xc0/0xc0 [ 449.855950] ? __do_page_fault+0x180/0xd60 [ 449.860203] ? copy_mount_string+0x40/0x40 [ 449.864458] ? memset+0x20/0x40 [ 449.867749] ? copy_mount_options+0x26f/0x380 [ 449.872259] ksys_mount+0xcf/0x130 [ 449.875815] __x64_sys_mount+0xba/0x150 [ 449.879802] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 449.884392] do_syscall_64+0xf9/0x620 [ 449.888203] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 449.893396] RIP: 0033:0x46748a [ 449.896592] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 449.907179] netlink: 'syz-executor.0': attribute type 5 has an invalid length. [ 449.915496] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 449.915569] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a 09:28:55 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000104805072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 449.915587] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 449.945202] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 449.952484] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 449.959776] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 [ 450.038359] netlink: 'syz-executor.3': attribute type 5 has an invalid length. [ 450.051432] netlink: 'syz-executor.5': attribute type 5 has an invalid length. [ 450.097652] EXT4-fs: failed to create workqueue [ 450.107158] EXT4-fs (loop2): mount failed 09:28:56 executing program 2 (fault-call:0 fault-nth:77): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:56 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70006000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:56 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000010000a072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:56 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000104c05072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:56 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70fffe00000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:56 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000fffff00000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 450.234425] netlink: 'syz-executor.3': attribute type 5 has an invalid length. [ 450.249400] netlink: 'syz-executor.5': attribute type 5 has an invalid length. [ 450.272950] netlink: 'syz-executor.4': attribute type 5 has an invalid length. 09:28:56 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000106005072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:56 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000010000b072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 450.298067] FAULT_INJECTION: forcing a failure. [ 450.298067] name failslab, interval 1, probability 0, space 0, times 0 [ 450.351575] CPU: 1 PID: 27091 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 450.359499] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 450.368859] Call Trace: [ 450.371467] dump_stack+0x1fc/0x2ef [ 450.375121] should_fail.cold+0xa/0xf [ 450.378937] ? setup_fault_attr+0x200/0x200 [ 450.383269] ? lock_acquire+0x170/0x3c0 [ 450.387256] __should_failslab+0x115/0x180 [ 450.391506] should_failslab+0x5/0x10 [ 450.394405] netlink: 'syz-executor.0': attribute type 5 has an invalid length. [ 450.395312] kmem_cache_alloc+0x277/0x370 [ 450.395333] add_system_zone+0x10a/0x4e0 [ 450.395351] ext4_setup_system_zone+0x366/0xac0 [ 450.415555] ? ext4_commit_super+0x6f1/0xb70 [ 450.419987] ? ext4_exit_system_zone+0x20/0x20 [ 450.424589] ? ext4_setup_super+0x5f3/0x9f0 [ 450.428928] ext4_fill_super+0x72e0/0xc820 [ 450.433195] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 450.438314] ? snprintf+0xbb/0xf0 [ 450.441781] ? wait_for_completion_io+0x10/0x10 [ 450.446456] ? set_blocksize+0x163/0x3f0 09:28:56 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000f000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:56 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000003000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:56 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000100000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 450.450528] mount_bdev+0x2fc/0x3b0 [ 450.454160] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 450.459272] mount_fs+0xa3/0x310 [ 450.462654] vfs_kern_mount.part.0+0x68/0x470 [ 450.468155] do_mount+0x113c/0x2f10 [ 450.471795] ? cmp_ex_sort+0xc0/0xc0 [ 450.475520] ? __do_page_fault+0x180/0xd60 [ 450.479764] ? copy_mount_string+0x40/0x40 [ 450.484017] ? memset+0x20/0x40 [ 450.487305] ? copy_mount_options+0x26f/0x380 [ 450.491812] ksys_mount+0xcf/0x130 [ 450.495365] __x64_sys_mount+0xba/0x150 09:28:56 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70008d03000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 450.499441] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 450.504032] do_syscall_64+0xf9/0x620 [ 450.507846] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 450.513043] RIP: 0033:0x46748a [ 450.516247] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 450.535167] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 450.542888] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 450.550180] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 450.557549] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 450.564834] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 450.572213] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 09:28:56 executing program 2 (fault-call:0 fault-nth:78): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:56 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100010072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:56 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700fff00000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:56 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000106805072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:56 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000200000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:56 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000005000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 450.640534] EXT4-fs (loop2): mounted filesystem without journal. Opts: inode_readahead_blks=0x0000000000000000,,errors=continue 09:28:56 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000006000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:56 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000300000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:56 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100014072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:56 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70feff00000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:56 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000106c05072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 450.841706] FAULT_INJECTION: forcing a failure. [ 450.841706] name failslab, interval 1, probability 0, space 0, times 0 [ 450.905481] CPU: 0 PID: 27138 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 450.913402] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 450.922761] Call Trace: [ 450.925367] dump_stack+0x1fc/0x2ef [ 450.929008] should_fail.cold+0xa/0xf [ 450.932821] ? setup_fault_attr+0x200/0x200 [ 450.937152] ? lock_acquire+0x170/0x3c0 [ 450.941142] __should_failslab+0x115/0x180 [ 450.945385] should_failslab+0x5/0x10 [ 450.949191] kmem_cache_alloc_node+0x245/0x3b0 [ 450.953787] alloc_unbound_pwq+0x4a4/0xc10 [ 450.958043] apply_wqattrs_prepare+0x3c0/0xa50 [ 450.962650] apply_workqueue_attrs_locked+0xc5/0x120 [ 450.967772] __alloc_workqueue_key+0x510/0xed0 [ 450.972378] ? workqueue_sysfs_register+0x3e0/0x3e0 [ 450.977421] ext4_fill_super+0x6edb/0xc820 [ 450.981696] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 450.986816] ? snprintf+0xbb/0xf0 [ 450.990293] ? wait_for_completion_io+0x10/0x10 [ 450.994967] ? set_blocksize+0x163/0x3f0 [ 450.999046] mount_bdev+0x2fc/0x3b0 09:28:56 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000107405072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 451.002685] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 451.007845] mount_fs+0xa3/0x310 [ 451.011228] vfs_kern_mount.part.0+0x68/0x470 [ 451.015739] do_mount+0x113c/0x2f10 [ 451.019377] ? cmp_ex_sort+0xc0/0xc0 [ 451.023110] ? __do_page_fault+0x180/0xd60 [ 451.027361] ? copy_mount_string+0x40/0x40 [ 451.031619] ? memset+0x20/0x40 [ 451.034918] ? copy_mount_options+0x26f/0x380 [ 451.039441] ksys_mount+0xcf/0x130 [ 451.042996] __x64_sys_mount+0xba/0x150 [ 451.046982] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 451.051574] do_syscall_64+0xf9/0x620 [ 451.055387] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 451.060589] RIP: 0033:0x46748a [ 451.063793] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 451.082702] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 451.090424] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 451.097705] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 451.104983] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 451.112260] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 451.119537] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 [ 451.146187] EXT4-fs: failed to create workqueue [ 451.157657] EXT4-fs (loop2): mount failed 09:28:57 executing program 2 (fault-call:0 fault-nth:79): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:57 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000107a05072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:57 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70004003000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:57 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100033072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:57 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000007000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:57 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000400000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:57 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000000a000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:57 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000004000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:57 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100006072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:57 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100052072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:57 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000500000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 451.387759] FAULT_INJECTION: forcing a failure. [ 451.387759] name failslab, interval 1, probability 0, space 0, times 0 [ 451.430692] CPU: 1 PID: 27181 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 451.438635] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 451.448531] Call Trace: [ 451.451144] dump_stack+0x1fc/0x2ef [ 451.454787] should_fail.cold+0xa/0xf [ 451.458603] ? setup_fault_attr+0x200/0x200 [ 451.462936] ? lock_acquire+0x170/0x3c0 [ 451.466926] __should_failslab+0x115/0x180 [ 451.471176] should_failslab+0x5/0x10 [ 451.475000] kmem_cache_alloc_trace+0x284/0x380 [ 451.479697] ext4_setup_system_zone+0x149/0xac0 [ 451.484377] ? __sync_dirty_buffer+0x1ef/0x320 [ 451.488969] ? ext4_commit_super+0x6f1/0xb70 [ 451.493387] ? ext4_exit_system_zone+0x20/0x20 [ 451.497985] ? ext4_setup_super+0x5f3/0x9f0 [ 451.502323] ext4_fill_super+0x72e0/0xc820 [ 451.506588] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 451.511708] ? snprintf+0xbb/0xf0 [ 451.515196] ? wait_for_completion_io+0x10/0x10 [ 451.519878] ? set_blocksize+0x163/0x3f0 [ 451.523957] mount_bdev+0x2fc/0x3b0 [ 451.527594] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 451.532709] mount_fs+0xa3/0x310 [ 451.536094] vfs_kern_mount.part.0+0x68/0x470 [ 451.540604] do_mount+0x113c/0x2f10 [ 451.544241] ? cmp_ex_sort+0xc0/0xc0 [ 451.547970] ? __do_page_fault+0x180/0xd60 [ 451.552224] ? copy_mount_string+0x40/0x40 [ 451.556482] ? memset+0x20/0x40 [ 451.559774] ? copy_mount_options+0x26f/0x380 [ 451.564283] ksys_mount+0xcf/0x130 [ 451.567838] __x64_sys_mount+0xba/0x150 [ 451.571823] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 451.576415] do_syscall_64+0xf9/0x620 [ 451.580229] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 451.585424] RIP: 0033:0x46748a [ 451.588625] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 451.607536] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 451.615254] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 451.622534] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 09:28:57 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000000c000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 451.629813] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 451.637101] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 451.644380] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 [ 451.695222] EXT4-fs (loop2): failed to initialize system zone (-12) [ 451.706714] EXT4-fs (loop2): mount failed 09:28:57 executing program 2 (fault-call:0 fault-nth:80): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:57 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000000e000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:57 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000600000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:57 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000340000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:57 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100009072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:57 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005042cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:57 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000000f000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:57 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70fffff0000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:57 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000700000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 451.878091] FAULT_INJECTION: forcing a failure. [ 451.878091] name failslab, interval 1, probability 0, space 0, times 0 [ 451.921527] CPU: 1 PID: 27227 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 451.929453] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 451.938817] Call Trace: [ 451.941420] dump_stack+0x1fc/0x2ef [ 451.945062] should_fail.cold+0xa/0xf [ 451.948881] ? setup_fault_attr+0x200/0x200 [ 451.953215] ? lock_acquire+0x170/0x3c0 [ 451.957208] __should_failslab+0x115/0x180 [ 451.961456] should_failslab+0x5/0x10 [ 451.965267] kmem_cache_alloc+0x277/0x370 [ 451.969433] __d_alloc+0x2b/0xa10 [ 451.972907] d_make_root+0x3e/0x90 [ 451.976458] ext4_fill_super+0x706e/0xc820 [ 451.980730] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 451.985864] ? snprintf+0xbb/0xf0 [ 451.989339] ? wait_for_completion_io+0x10/0x10 [ 451.994033] ? set_blocksize+0x163/0x3f0 [ 451.998114] mount_bdev+0x2fc/0x3b0 [ 452.001753] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 452.006877] mount_fs+0xa3/0x310 [ 452.010259] vfs_kern_mount.part.0+0x68/0x470 [ 452.014778] do_mount+0x113c/0x2f10 [ 452.018413] ? cmp_ex_sort+0xc0/0xc0 [ 452.022142] ? __do_page_fault+0x180/0xd60 [ 452.026389] ? copy_mount_string+0x40/0x40 [ 452.030641] ? memset+0x20/0x40 [ 452.033937] ? copy_mount_options+0x26f/0x380 [ 452.038452] ksys_mount+0xcf/0x130 [ 452.042007] __x64_sys_mount+0xba/0x150 [ 452.045992] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 452.050585] do_syscall_64+0xf9/0x620 [ 452.054397] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 452.059592] RIP: 0033:0x46748a [ 452.062794] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 452.081707] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 452.089430] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 452.096717] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 452.103998] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 452.111277] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 09:28:57 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005082cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:57 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000010000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:58 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005092cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 452.118561] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 [ 452.152857] EXT4-fs (loop2): get root dentry failed [ 452.158099] EXT4-fs (loop2): mount failed 09:28:58 executing program 2 (fault-call:0 fault-nth:81): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:58 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000020000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:58 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000010000a072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:58 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70006558000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:58 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005102cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:58 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000800000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:58 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005142cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:58 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000f00000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:58 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000060000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:58 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000030000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 452.323126] FAULT_INJECTION: forcing a failure. [ 452.323126] name failslab, interval 1, probability 0, space 0, times 0 09:28:58 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000010000b072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:58 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000008100000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 452.406642] CPU: 0 PID: 27268 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 452.414563] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 452.423927] Call Trace: [ 452.426534] dump_stack+0x1fc/0x2ef [ 452.430178] should_fail.cold+0xa/0xf [ 452.433991] ? setup_fault_attr+0x200/0x200 [ 452.438325] ? lock_acquire+0x170/0x3c0 [ 452.442319] __should_failslab+0x115/0x180 [ 452.446569] should_failslab+0x5/0x10 [ 452.450380] kmem_cache_alloc+0x277/0x370 [ 452.454550] __d_alloc+0x2b/0xa10 [ 452.458029] d_make_root+0x3e/0x90 [ 452.461579] ext4_fill_super+0x706e/0xc820 [ 452.465850] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 452.470974] ? snprintf+0xbb/0xf0 [ 452.474444] ? wait_for_completion_io+0x10/0x10 [ 452.479120] ? set_blocksize+0x163/0x3f0 [ 452.483196] mount_bdev+0x2fc/0x3b0 [ 452.486831] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 452.491951] mount_fs+0xa3/0x310 [ 452.495333] vfs_kern_mount.part.0+0x68/0x470 [ 452.499843] do_mount+0x113c/0x2f10 [ 452.503482] ? cmp_ex_sort+0xc0/0xc0 [ 452.507206] ? __do_page_fault+0x180/0xd60 [ 452.511454] ? copy_mount_string+0x40/0x40 [ 452.515707] ? memset+0x20/0x40 [ 452.519016] ? copy_mount_options+0x26f/0x380 [ 452.523524] ksys_mount+0xcf/0x130 [ 452.527086] __x64_sys_mount+0xba/0x150 [ 452.531198] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 452.535790] do_syscall_64+0xf9/0x620 [ 452.539603] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 452.544800] RIP: 0033:0x46748a [ 452.547999] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 452.566906] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 452.574628] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 452.581912] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 452.589194] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 452.596476] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 09:28:58 executing program 2 (fault-call:0 fault-nth:82): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:58 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000029b00000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 452.603759] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 [ 452.624754] EXT4-fs (loop2): get root dentry failed [ 452.630099] EXT4-fs (loop2): mount failed 09:28:58 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100014072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:58 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005382cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:58 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70005865000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:58 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000040000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 452.761618] FAULT_INJECTION: forcing a failure. [ 452.761618] name failslab, interval 1, probability 0, space 0, times 0 [ 452.776989] CPU: 0 PID: 27308 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 452.784904] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 452.794270] Call Trace: [ 452.796878] dump_stack+0x1fc/0x2ef [ 452.800524] should_fail.cold+0xa/0xf [ 452.804336] ? setup_fault_attr+0x200/0x200 [ 452.808672] ? lock_acquire+0x170/0x3c0 [ 452.812662] __should_failslab+0x115/0x180 [ 452.816907] should_failslab+0x5/0x10 [ 452.820714] kmem_cache_alloc+0x277/0x370 [ 452.824875] add_system_zone+0x10a/0x4e0 [ 452.828951] ext4_setup_system_zone+0x1c0/0xac0 [ 452.833626] ? ext4_commit_super+0x6f1/0xb70 [ 452.838037] ? ext4_exit_system_zone+0x20/0x20 [ 452.842606] ? ext4_setup_super+0x5f3/0x9f0 [ 452.847012] ext4_fill_super+0x72e0/0xc820 [ 452.851248] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 452.856336] ? snprintf+0xbb/0xf0 [ 452.859780] ? wait_for_completion_io+0x10/0x10 [ 452.864434] ? set_blocksize+0x163/0x3f0 [ 452.868489] mount_bdev+0x2fc/0x3b0 [ 452.872123] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 452.877228] mount_fs+0xa3/0x310 [ 452.880601] vfs_kern_mount.part.0+0x68/0x470 [ 452.885097] do_mount+0x113c/0x2f10 [ 452.888717] ? cmp_ex_sort+0xc0/0xc0 [ 452.892433] ? __do_page_fault+0x180/0xd60 [ 452.896651] ? copy_mount_string+0x40/0x40 [ 452.900871] ? memset+0x20/0x40 [ 452.904147] ? copy_mount_options+0x26f/0x380 [ 452.908624] ksys_mount+0xcf/0x130 [ 452.912164] __x64_sys_mount+0xba/0x150 [ 452.916122] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 452.920687] do_syscall_64+0xf9/0x620 [ 452.924471] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 452.929660] RIP: 0033:0x46748a [ 452.932840] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 452.951723] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 09:28:58 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000081000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:58 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000050000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:58 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000ffffff9e00000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:58 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005522cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 452.959415] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 452.966666] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 452.973915] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 452.981165] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 452.988431] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 09:28:59 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100033072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:59 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000038d000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 453.196388] EXT4-fs (loop2): failed to initialize system zone (-12) [ 453.208257] EXT4-fs (loop2): mount failed 09:28:59 executing program 2 (fault-call:0 fault-nth:83): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:59 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000060000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:59 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000fffffff000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:59 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005632cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:59 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700000f0000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:59 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100052072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:59 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000fffe00000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:59 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100002072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:59 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000fffe000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:59 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000070000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:59 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000001000050752bd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 453.429035] FAULT_INJECTION: forcing a failure. [ 453.429035] name failslab, interval 1, probability 0, space 0, times 0 [ 453.476158] CPU: 1 PID: 27358 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 453.484085] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 453.493452] Call Trace: [ 453.496063] dump_stack+0x1fc/0x2ef [ 453.499707] should_fail.cold+0xa/0xf [ 453.503520] ? setup_fault_attr+0x200/0x200 [ 453.507847] ? lock_acquire+0x170/0x3c0 [ 453.511841] __should_failslab+0x115/0x180 [ 453.516095] should_failslab+0x5/0x10 [ 453.519904] kmem_cache_alloc+0x277/0x370 [ 453.524063] add_system_zone+0x10a/0x4e0 [ 453.528138] ext4_setup_system_zone+0x396/0xac0 [ 453.532816] ? ext4_commit_super+0x6f1/0xb70 [ 453.537241] ? ext4_exit_system_zone+0x20/0x20 [ 453.541837] ? ext4_setup_super+0x5f3/0x9f0 [ 453.546177] ext4_fill_super+0x72e0/0xc820 [ 453.550446] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 453.555564] ? snprintf+0xbb/0xf0 [ 453.559034] ? wait_for_completion_io+0x10/0x10 [ 453.563709] ? set_blocksize+0x163/0x3f0 [ 453.567778] mount_bdev+0x2fc/0x3b0 [ 453.571413] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 453.576523] mount_fs+0xa3/0x310 [ 453.579904] vfs_kern_mount.part.0+0x68/0x470 [ 453.584413] do_mount+0x113c/0x2f10 [ 453.588049] ? cmp_ex_sort+0xc0/0xc0 [ 453.591774] ? __do_page_fault+0x180/0xd60 [ 453.596017] ? copy_mount_string+0x40/0x40 [ 453.600284] ? memset+0x20/0x40 [ 453.603576] ? copy_mount_options+0x26f/0x380 [ 453.608083] ksys_mount+0xcf/0x130 [ 453.611641] __x64_sys_mount+0xba/0x150 [ 453.615629] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 453.620219] do_syscall_64+0xf9/0x620 09:28:59 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd0a000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 453.624032] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 453.629226] RIP: 0033:0x46748a [ 453.632424] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 453.651330] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 453.659046] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 453.666361] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 453.673641] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 453.680922] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 453.688199] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 [ 453.752026] EXT4-fs (loop2): failed to initialize system zone (-12) [ 453.758522] EXT4-fs (loop2): mount failed 09:28:59 executing program 2 (fault-call:0 fault-nth:84): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:28:59 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000fff000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:59 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700000000fff00000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:59 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100004072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:59 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000080000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:59 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd25000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:59 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700000000f0000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:59 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000feff000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:59 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70020000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:28:59 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100006072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:28:59 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700000f0ffff00000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 453.976153] FAULT_INJECTION: forcing a failure. [ 453.976153] name failslab, interval 1, probability 0, space 0, times 0 [ 454.026573] CPU: 0 PID: 27401 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 454.034498] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 454.043868] Call Trace: [ 454.046474] dump_stack+0x1fc/0x2ef [ 454.050143] should_fail.cold+0xa/0xf [ 454.053957] ? setup_fault_attr+0x200/0x200 [ 454.058291] ? lock_acquire+0x170/0x3c0 [ 454.062280] __should_failslab+0x115/0x180 [ 454.066528] should_failslab+0x5/0x10 [ 454.070338] kmem_cache_alloc+0x277/0x370 [ 454.074500] add_system_zone+0x10a/0x4e0 [ 454.078578] ext4_setup_system_zone+0x1c0/0xac0 [ 454.083256] ? ext4_commit_super+0x6f1/0xb70 [ 454.087677] ? ext4_exit_system_zone+0x20/0x20 [ 454.092270] ? ext4_setup_super+0x5f3/0x9f0 [ 454.096626] ext4_fill_super+0x72e0/0xc820 [ 454.100895] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 454.106009] ? snprintf+0xbb/0xf0 [ 454.109481] ? wait_for_completion_io+0x10/0x10 [ 454.114163] ? set_blocksize+0x163/0x3f0 [ 454.118239] mount_bdev+0x2fc/0x3b0 [ 454.121876] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 454.126987] mount_fs+0xa3/0x310 [ 454.130369] vfs_kern_mount.part.0+0x68/0x470 [ 454.134880] do_mount+0x113c/0x2f10 [ 454.138515] ? cmp_ex_sort+0xc0/0xc0 [ 454.142243] ? __do_page_fault+0x180/0xd60 [ 454.146491] ? copy_mount_string+0x40/0x40 [ 454.150743] ? memset+0x20/0x40 [ 454.154034] ? copy_mount_options+0x26f/0x380 [ 454.158546] ksys_mount+0xcf/0x130 [ 454.162099] __x64_sys_mount+0xba/0x150 [ 454.166095] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 454.170693] do_syscall_64+0xf9/0x620 [ 454.174503] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 454.179693] RIP: 0033:0x46748a [ 454.182890] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 454.201937] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 454.209661] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 454.216944] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 09:29:00 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000200000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 454.224233] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 454.231512] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 454.238788] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 [ 454.264010] EXT4-fs (loop2): failed to initialize system zone (-12) [ 454.275349] EXT4-fs (loop2): mount failed 09:29:00 executing program 2 (fault-call:0 fault-nth:85): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:29:00 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70030000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:00 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000480000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:00 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100008072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:29:00 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70007fffffff00000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:00 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000040030000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:00 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700000004c0000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:00 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100009072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:29:00 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000040000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:00 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70040000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:00 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70009effffff00000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 454.484058] FAULT_INJECTION: forcing a failure. [ 454.484058] name failslab, interval 1, probability 0, space 0, times 0 [ 454.537836] CPU: 1 PID: 27445 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 454.545775] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 454.555148] Call Trace: [ 454.557753] dump_stack+0x1fc/0x2ef [ 454.561395] should_fail.cold+0xa/0xf [ 454.565214] ? setup_fault_attr+0x200/0x200 [ 454.569579] ? lock_acquire+0x170/0x3c0 [ 454.573567] __should_failslab+0x115/0x180 [ 454.577814] should_failslab+0x5/0x10 [ 454.581623] __kmalloc+0x2ab/0x3c0 [ 454.585168] ? ext4_mb_init+0x92/0x1790 [ 454.589151] ? ext4_commit_super+0x6f1/0xb70 [ 454.593569] ext4_mb_init+0x92/0x1790 [ 454.597392] ? ext4_setup_super+0x5f3/0x9f0 [ 454.601725] ext4_fill_super+0x7308/0xc820 [ 454.605996] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 454.611112] ? snprintf+0xbb/0xf0 [ 454.614587] ? wait_for_completion_io+0x10/0x10 [ 454.619263] ? set_blocksize+0x163/0x3f0 [ 454.623340] mount_bdev+0x2fc/0x3b0 [ 454.626974] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 454.632090] mount_fs+0xa3/0x310 [ 454.635474] vfs_kern_mount.part.0+0x68/0x470 [ 454.639982] do_mount+0x113c/0x2f10 [ 454.643705] ? cmp_ex_sort+0xc0/0xc0 [ 454.647430] ? __do_page_fault+0x180/0xd60 [ 454.651678] ? copy_mount_string+0x40/0x40 [ 454.655928] ? memset+0x20/0x40 [ 454.659216] ? copy_mount_options+0x26f/0x380 [ 454.663767] ksys_mount+0xcf/0x130 [ 454.667320] __x64_sys_mount+0xba/0x150 [ 454.671306] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 454.675891] do_syscall_64+0xf9/0x620 [ 454.679703] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 454.684894] RIP: 0033:0x46748a [ 454.688093] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 454.696369] validate_nla: 75 callbacks suppressed [ 454.696377] netlink: 'syz-executor.0': attribute type 5 has an invalid length. [ 454.706996] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 454.707009] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a 09:29:00 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000600000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 454.707018] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 454.707027] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 454.707034] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 454.707041] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 [ 454.740495] EXT4-fs (loop2): failed to initialize mballoc (-12) [ 454.798173] EXT4-fs (loop2): mount failed [ 454.804649] netlink: 'syz-executor.5': attribute type 5 has an invalid length. 09:29:00 executing program 2 (fault-call:0 fault-nth:86): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:29:00 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000010000a072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:29:00 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000003400000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:00 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000f0ffffff00000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:00 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70050000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:00 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000680000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:00 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="5000000010000b072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 454.930249] netlink: 'syz-executor.4': attribute type 5 has an invalid length. [ 454.947873] netlink: 'syz-executor.3': attribute type 5 has an invalid length. [ 454.964092] netlink: 'syz-executor.0': attribute type 5 has an invalid length. 09:29:00 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000fffff00000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 454.976285] netlink: 'syz-executor.5': attribute type 5 has an invalid length. 09:29:00 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000400", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 455.015276] FAULT_INJECTION: forcing a failure. [ 455.015276] name failslab, interval 1, probability 0, space 0, times 0 [ 455.072009] netlink: 'syz-executor.1': attribute type 5 has an invalid length. [ 455.072499] CPU: 0 PID: 27494 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 455.085419] netlink: 'syz-executor.4': attribute type 5 has an invalid length. [ 455.087331] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 455.087337] Call Trace: [ 455.087361] dump_stack+0x1fc/0x2ef [ 455.087378] should_fail.cold+0xa/0xf [ 455.087395] ? setup_fault_attr+0x200/0x200 09:29:01 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000100000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 455.101115] netlink: 'syz-executor.3': attribute type 5 has an invalid length. [ 455.104106] ? lock_acquire+0x170/0x3c0 [ 455.104129] __should_failslab+0x115/0x180 [ 455.104145] should_failslab+0x5/0x10 [ 455.104161] __kmalloc+0x2ab/0x3c0 [ 455.106973] netlink: 'syz-executor.1': attribute type 5 has an invalid length. [ 455.110355] ? ext4_mb_init+0x92/0x1790 [ 455.110368] ? ext4_commit_super+0x6f1/0xb70 [ 455.110384] ext4_mb_init+0x92/0x1790 [ 455.110400] ? ext4_setup_super+0x5f3/0x9f0 [ 455.110416] ext4_fill_super+0x7308/0xc820 09:29:01 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100010072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 455.110449] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 455.110462] ? snprintf+0xbb/0xf0 [ 455.110481] ? wait_for_completion_io+0x10/0x10 [ 455.110493] ? set_blocksize+0x163/0x3f0 [ 455.110510] mount_bdev+0x2fc/0x3b0 [ 455.190306] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 455.195429] mount_fs+0xa3/0x310 [ 455.198824] vfs_kern_mount.part.0+0x68/0x470 [ 455.203340] do_mount+0x113c/0x2f10 [ 455.206979] ? cmp_ex_sort+0xc0/0xc0 [ 455.210710] ? __do_page_fault+0x180/0xd60 [ 455.214962] ? copy_mount_string+0x40/0x40 [ 455.219214] ? memset+0x20/0x40 09:29:01 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000200000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 455.222503] ? copy_mount_options+0x26f/0x380 [ 455.227019] ksys_mount+0xcf/0x130 [ 455.230570] __x64_sys_mount+0xba/0x150 [ 455.234552] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 455.239142] do_syscall_64+0xf9/0x620 [ 455.242956] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 455.248146] RIP: 0033:0x46748a [ 455.251347] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 455.270255] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 455.277977] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 455.285270] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 455.292551] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 455.299831] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 455.307115] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 [ 455.360184] EXT4-fs (loop2): failed to initialize mballoc (-12) [ 455.366708] EXT4-fs (loop2): mount failed 09:29:01 executing program 2 (fault-call:0 fault-nth:87): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:29:01 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100014072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:29:01 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000300000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:01 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000034000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:01 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70060000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:01 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700000006c0000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:01 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000740000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 455.529757] FAULT_INJECTION: forcing a failure. [ 455.529757] name failslab, interval 1, probability 0, space 0, times 0 [ 455.580638] CPU: 1 PID: 27533 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 455.588564] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 455.597943] Call Trace: [ 455.600549] dump_stack+0x1fc/0x2ef [ 455.604199] should_fail.cold+0xa/0xf [ 455.608014] ? setup_fault_attr+0x200/0x200 [ 455.612350] ? lock_acquire+0x170/0x3c0 [ 455.616340] __should_failslab+0x115/0x180 [ 455.620595] should_failslab+0x5/0x10 [ 455.624400] __kmalloc+0x2ab/0x3c0 09:29:01 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100033072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:29:01 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70070000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:01 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000fffffffffffff000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 455.627943] ? ext4_mb_init+0x114/0x1790 [ 455.632016] ext4_mb_init+0x114/0x1790 [ 455.635912] ? ext4_setup_super+0x5f3/0x9f0 [ 455.640243] ext4_fill_super+0x7308/0xc820 [ 455.644509] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 455.649624] ? snprintf+0xbb/0xf0 [ 455.653094] ? wait_for_completion_io+0x10/0x10 [ 455.657773] ? set_blocksize+0x163/0x3f0 [ 455.661847] mount_bdev+0x2fc/0x3b0 [ 455.665485] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 455.670605] mount_fs+0xa3/0x310 [ 455.673986] vfs_kern_mount.part.0+0x68/0x470 09:29:01 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70080000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:01 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000001", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 455.678495] do_mount+0x113c/0x2f10 [ 455.682131] ? cmp_ex_sort+0xc0/0xc0 [ 455.685856] ? __do_page_fault+0x180/0xd60 [ 455.690104] ? copy_mount_string+0x40/0x40 [ 455.694354] ? memset+0x20/0x40 [ 455.697646] ? copy_mount_options+0x26f/0x380 [ 455.702158] ksys_mount+0xcf/0x130 [ 455.705716] __x64_sys_mount+0xba/0x150 [ 455.709697] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 455.714290] do_syscall_64+0xf9/0x620 [ 455.718105] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 455.723296] RIP: 0033:0x46748a [ 455.726495] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 455.745415] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 455.753135] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 455.760413] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 455.767688] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 455.774961] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 455.782234] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 09:29:01 executing program 2 (fault-call:0 fault-nth:88): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:29:01 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000002", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:01 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700a0000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:01 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000400000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:01 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700000007a0000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:01 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100052072cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 455.880331] EXT4-fs (loop2): failed to initialize mballoc (-12) [ 455.887620] EXT4-fs (loop2): mount failed 09:29:02 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700c0000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:02 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000500000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:02 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000003", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:02 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005042cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:29:02 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000810000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 456.107218] FAULT_INJECTION: forcing a failure. [ 456.107218] name failslab, interval 1, probability 0, space 0, times 0 [ 456.173913] CPU: 0 PID: 27579 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 456.181839] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 456.191238] Call Trace: [ 456.193859] dump_stack+0x1fc/0x2ef [ 456.197506] should_fail.cold+0xa/0xf [ 456.201330] ? setup_fault_attr+0x200/0x200 [ 456.205667] ? lock_acquire+0x170/0x3c0 [ 456.209660] __should_failslab+0x115/0x180 [ 456.213925] should_failslab+0x5/0x10 [ 456.217735] __kmalloc+0x2ab/0x3c0 09:29:02 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000600000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 456.221283] ? ext4_mb_init+0x114/0x1790 [ 456.225356] ext4_mb_init+0x114/0x1790 [ 456.229258] ? ext4_setup_super+0x5f3/0x9f0 [ 456.233596] ext4_fill_super+0x7308/0xc820 [ 456.237875] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 456.242991] ? snprintf+0xbb/0xf0 [ 456.246466] ? wait_for_completion_io+0x10/0x10 [ 456.251146] ? set_blocksize+0x163/0x3f0 [ 456.255219] mount_bdev+0x2fc/0x3b0 [ 456.258857] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 456.263973] mount_fs+0xa3/0x310 [ 456.267352] vfs_kern_mount.part.0+0x68/0x470 [ 456.271862] do_mount+0x113c/0x2f10 [ 456.275502] ? cmp_ex_sort+0xc0/0xc0 [ 456.279234] ? __do_page_fault+0x180/0xd60 [ 456.283482] ? copy_mount_string+0x40/0x40 [ 456.287737] ? memset+0x20/0x40 [ 456.291032] ? copy_mount_options+0x26f/0x380 [ 456.295544] ksys_mount+0xcf/0x130 [ 456.299099] __x64_sys_mount+0xba/0x150 [ 456.303087] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 456.307682] do_syscall_64+0xf9/0x620 [ 456.311498] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 456.316695] RIP: 0033:0x46748a [ 456.319898] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 456.338812] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 456.346539] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 456.353821] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 456.361156] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 456.368437] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 456.375700] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 [ 456.398376] EXT4-fs (loop2): failed to initialize mballoc (-12) [ 456.404805] EXT4-fs (loop2): mount failed 09:29:02 executing program 2 (fault-call:0 fault-nth:89): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:29:02 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000700000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:02 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700e0000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:02 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005082cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:29:02 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000004", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:02 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000003970000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:02 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000800000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:02 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700f0000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:02 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005102cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:29:02 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70ffffff9e0000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:02 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000005", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 456.600202] FAULT_INJECTION: forcing a failure. [ 456.600202] name failslab, interval 1, probability 0, space 0, times 0 [ 456.661751] CPU: 0 PID: 27626 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 456.669675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 456.679042] Call Trace: [ 456.681655] dump_stack+0x1fc/0x2ef [ 456.685301] should_fail.cold+0xa/0xf [ 456.689119] ? setup_fault_attr+0x200/0x200 [ 456.693455] ? lock_acquire+0x170/0x3c0 [ 456.697449] __should_failslab+0x115/0x180 [ 456.701704] should_failslab+0x5/0x10 [ 456.705518] __kmalloc+0x2ab/0x3c0 [ 456.709070] ? ext4_mb_init+0x92/0x1790 [ 456.713055] ? ext4_commit_super+0x6f1/0xb70 [ 456.717478] ext4_mb_init+0x92/0x1790 [ 456.721292] ? ext4_setup_super+0x5f3/0x9f0 [ 456.725634] ext4_fill_super+0x7308/0xc820 [ 456.729911] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 456.735035] ? snprintf+0xbb/0xf0 [ 456.738504] ? wait_for_completion_io+0x10/0x10 [ 456.743178] ? set_blocksize+0x163/0x3f0 [ 456.747251] mount_bdev+0x2fc/0x3b0 [ 456.750891] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 456.756007] mount_fs+0xa3/0x310 [ 456.759391] vfs_kern_mount.part.0+0x68/0x470 [ 456.763911] do_mount+0x113c/0x2f10 [ 456.767549] ? cmp_ex_sort+0xc0/0xc0 [ 456.771276] ? __do_page_fault+0x180/0xd60 [ 456.775527] ? copy_mount_string+0x40/0x40 [ 456.779783] ? memset+0x20/0x40 [ 456.783079] ? copy_mount_options+0x26f/0x380 [ 456.787595] ksys_mount+0xcf/0x130 [ 456.791146] __x64_sys_mount+0xba/0x150 [ 456.795130] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 456.799724] do_syscall_64+0xf9/0x620 [ 456.803538] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 456.808734] RIP: 0033:0x46748a [ 456.811934] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 456.830846] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 456.838575] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 456.845859] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 456.853151] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 09:29:02 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000a00000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 456.860432] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 456.867711] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 [ 456.911125] EXT4-fs (loop2): failed to initialize mballoc (-12) [ 456.917383] EXT4-fs (loop2): mount failed 09:29:02 executing program 2 (fault-call:0 fault-nth:90): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:29:02 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000c00000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:02 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000006", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:02 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70fffffff00000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:02 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005142cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:29:02 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70100000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:03 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70480000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:03 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700000fffe0000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:03 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000e00000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:03 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000007", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:03 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005382cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 457.111939] FAULT_INJECTION: forcing a failure. [ 457.111939] name failslab, interval 1, probability 0, space 0, times 0 [ 457.163373] CPU: 0 PID: 27671 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 457.171302] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 457.180670] Call Trace: [ 457.183274] dump_stack+0x1fc/0x2ef [ 457.186923] should_fail.cold+0xa/0xf [ 457.190735] ? setup_fault_attr+0x200/0x200 [ 457.195074] ? lock_acquire+0x170/0x3c0 [ 457.199067] __should_failslab+0x115/0x180 [ 457.203322] should_failslab+0x5/0x10 [ 457.207145] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 457.212273] __kmalloc_node+0x38/0x70 [ 457.216095] kvmalloc_node+0x61/0xf0 [ 457.219826] ext4_mb_alloc_groupinfo+0x112/0x4b0 [ 457.224601] ext4_mb_init+0x985/0x1790 [ 457.228512] ext4_fill_super+0x7308/0xc820 [ 457.232789] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 457.237903] ? snprintf+0xbb/0xf0 [ 457.241377] ? wait_for_completion_io+0x10/0x10 [ 457.246058] ? set_blocksize+0x163/0x3f0 [ 457.250136] mount_bdev+0x2fc/0x3b0 [ 457.253780] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 457.258898] mount_fs+0xa3/0x310 [ 457.262285] vfs_kern_mount.part.0+0x68/0x470 [ 457.266799] do_mount+0x113c/0x2f10 [ 457.270441] ? cmp_ex_sort+0xc0/0xc0 [ 457.274170] ? __do_page_fault+0x180/0xd60 [ 457.278422] ? copy_mount_string+0x40/0x40 [ 457.282675] ? memset+0x20/0x40 [ 457.286002] ? copy_mount_options+0x26f/0x380 [ 457.290515] ksys_mount+0xcf/0x130 [ 457.294160] __x64_sys_mount+0xba/0x150 [ 457.298155] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 457.302750] do_syscall_64+0xf9/0x620 [ 457.306564] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 457.311759] RIP: 0033:0x46748a [ 457.314964] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 457.333876] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 457.341594] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 457.348871] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 457.356152] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 09:29:03 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005522cbd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 457.363430] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 457.370713] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 [ 457.401392] EXT4-fs (loop2): can't allocate buddy meta group [ 457.413972] EXT4-fs (loop2): failed to initialize mballoc (-12) [ 457.426608] EXT4-fs (loop2): mount failed 09:29:03 executing program 2 (fault-call:0 fault-nth:91): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:29:03 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000f00000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:03 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd704c0000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:03 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000008", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:03 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000000fff0000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:03 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="500000001000050752bd70000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:29:03 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000001000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:03 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000f0ffff0000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:03 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70600000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:03 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000000000000000000f", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:03 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd0a000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 457.625046] FAULT_INJECTION: forcing a failure. [ 457.625046] name failslab, interval 1, probability 0, space 0, times 0 [ 457.679510] CPU: 1 PID: 27716 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 457.687439] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 457.696803] Call Trace: [ 457.699416] dump_stack+0x1fc/0x2ef [ 457.703066] should_fail.cold+0xa/0xf [ 457.706880] ? setup_fault_attr+0x200/0x200 [ 457.711222] ? __kmalloc_node+0x38/0x70 [ 457.715222] __should_failslab+0x115/0x180 [ 457.719473] should_failslab+0x5/0x10 [ 457.723286] kmem_cache_alloc+0x277/0x370 09:29:03 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000006000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 457.727439] ? ext4_sync_fs+0x8d0/0x8d0 [ 457.731430] ext4_alloc_inode+0x1a/0x630 [ 457.735498] ? ext4_sync_fs+0x8d0/0x8d0 [ 457.739475] alloc_inode+0x5d/0x180 [ 457.743105] new_inode+0x1d/0xf0 [ 457.746471] ext4_mb_init+0xa89/0x1790 [ 457.750377] ext4_fill_super+0x7308/0xc820 [ 457.754681] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 457.759796] ? snprintf+0xbb/0xf0 [ 457.763268] ? wait_for_completion_io+0x10/0x10 [ 457.767946] ? set_blocksize+0x163/0x3f0 [ 457.772029] mount_bdev+0x2fc/0x3b0 [ 457.775669] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 457.780786] mount_fs+0xa3/0x310 [ 457.784169] vfs_kern_mount.part.0+0x68/0x470 [ 457.788684] do_mount+0x113c/0x2f10 [ 457.792320] ? cmp_ex_sort+0xc0/0xc0 [ 457.796047] ? __do_page_fault+0x180/0xd60 [ 457.800298] ? copy_mount_string+0x40/0x40 [ 457.804554] ? memset+0x20/0x40 [ 457.807847] ? copy_mount_options+0x26f/0x380 [ 457.812363] ksys_mount+0xcf/0x130 [ 457.815929] __x64_sys_mount+0xba/0x150 [ 457.819924] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 457.824522] do_syscall_64+0xf9/0x620 [ 457.828345] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 457.833540] RIP: 0033:0x46748a [ 457.836739] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 457.855649] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 457.863369] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 457.870647] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 457.877928] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 457.885218] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 457.892497] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 [ 457.903722] EXT4-fs (loop2): can't get new inode [ 457.921025] EXT4-fs (loop2): failed to initialize mballoc (-12) [ 457.927730] EXT4-fs (loop2): mount failed 09:29:03 executing program 2 (fault-call:0 fault-nth:92): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:29:03 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70680000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:03 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000081", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:03 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd707fffffff0000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:03 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000586500000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:03 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd25000000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:29:04 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd709effffff0000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:04 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd706c0000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:04 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000008100000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:04 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000000000000000029b", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:04 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70020000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 458.107767] FAULT_INJECTION: forcing a failure. [ 458.107767] name failslab, interval 1, probability 0, space 0, times 0 [ 458.178482] CPU: 0 PID: 27755 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 458.186413] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 458.195780] Call Trace: [ 458.198396] dump_stack+0x1fc/0x2ef [ 458.202049] should_fail.cold+0xa/0xf [ 458.205872] ? setup_fault_attr+0x200/0x200 [ 458.210207] ? ext4_mb_add_groupinfo+0x364/0xe90 [ 458.214981] __should_failslab+0x115/0x180 [ 458.219329] should_failslab+0x5/0x10 [ 458.223152] kmem_cache_alloc+0x277/0x370 [ 458.227314] ext4_mb_add_groupinfo+0x3ea/0xe90 [ 458.231917] ext4_mb_init+0xb58/0x1790 [ 458.235851] ext4_fill_super+0x7308/0xc820 [ 458.240124] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 458.245242] ? snprintf+0xbb/0xf0 [ 458.248735] ? wait_for_completion_io+0x10/0x10 [ 458.253423] ? set_blocksize+0x163/0x3f0 [ 458.257503] mount_bdev+0x2fc/0x3b0 [ 458.261142] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 458.266256] mount_fs+0xa3/0x310 [ 458.269640] vfs_kern_mount.part.0+0x68/0x470 [ 458.274242] do_mount+0x113c/0x2f10 [ 458.277881] ? cmp_ex_sort+0xc0/0xc0 [ 458.281612] ? __do_page_fault+0x180/0xd60 [ 458.285861] ? copy_mount_string+0x40/0x40 [ 458.290114] ? memset+0x20/0x40 [ 458.293403] ? copy_mount_options+0x26f/0x380 [ 458.297919] ksys_mount+0xcf/0x130 [ 458.301476] __x64_sys_mount+0xba/0x150 [ 458.305466] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 458.310062] do_syscall_64+0xf9/0x620 [ 458.313875] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 458.319071] RIP: 0033:0x46748a [ 458.322272] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 458.341182] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 458.348912] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 458.356191] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 458.363474] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 458.370758] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 09:29:04 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70f0ffffff0000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 458.378038] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 [ 458.435836] EXT4-fs (loop2): can't allocate buddy mem [ 458.445877] EXT4-fs (loop2): failed to initialize mballoc (-12) [ 458.453508] EXT4-fs (loop2): mount failed 09:29:04 executing program 2 (fault-call:0 fault-nth:93): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:29:04 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000040000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:04 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70740000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:04 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000ffffa88800000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:04 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70030000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:29:04 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700000000000ffffff9e", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:04 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000038d00000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:04 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd707a0000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:04 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70040000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 458.626578] FAULT_INJECTION: forcing a failure. [ 458.626578] name failslab, interval 1, probability 0, space 0, times 0 [ 458.651814] CPU: 1 PID: 27805 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 458.659744] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 458.669106] Call Trace: [ 458.671720] dump_stack+0x1fc/0x2ef 09:29:04 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700000000000fffffff0", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 458.675366] should_fail.cold+0xa/0xf [ 458.679182] ? setup_fault_attr+0x200/0x200 [ 458.683517] ? __kmalloc_node+0x38/0x70 [ 458.687515] __should_failslab+0x115/0x180 [ 458.691764] should_failslab+0x5/0x10 [ 458.695576] kmem_cache_alloc+0x277/0x370 [ 458.699740] ? ext4_sync_fs+0x8d0/0x8d0 [ 458.703736] ext4_alloc_inode+0x1a/0x630 [ 458.707812] ? ext4_sync_fs+0x8d0/0x8d0 [ 458.711801] alloc_inode+0x5d/0x180 [ 458.715438] new_inode+0x1d/0xf0 [ 458.718816] ext4_mb_init+0xa89/0x1790 [ 458.722723] ext4_fill_super+0x7308/0xc820 09:29:04 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000ffffff9e00000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 458.726997] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 458.732124] ? snprintf+0xbb/0xf0 [ 458.735596] ? wait_for_completion_io+0x10/0x10 [ 458.740406] ? set_blocksize+0x163/0x3f0 [ 458.744487] mount_bdev+0x2fc/0x3b0 [ 458.748128] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 458.753244] mount_fs+0xa3/0x310 [ 458.756628] vfs_kern_mount.part.0+0x68/0x470 [ 458.761144] do_mount+0x113c/0x2f10 [ 458.764786] ? cmp_ex_sort+0xc0/0xc0 [ 458.768515] ? __do_page_fault+0x180/0xd60 [ 458.772767] ? copy_mount_string+0x40/0x40 09:29:04 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70f00000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 458.777024] ? memset+0x20/0x40 [ 458.780327] ? copy_mount_options+0x26f/0x380 [ 458.784843] ksys_mount+0xcf/0x130 [ 458.788405] __x64_sys_mount+0xba/0x150 [ 458.792396] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 458.796990] do_syscall_64+0xf9/0x620 [ 458.800806] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 458.806001] RIP: 0033:0x46748a [ 458.809197] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 458.828107] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 458.835831] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 458.843242] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 458.850523] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 458.857812] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 458.865097] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 09:29:04 executing program 2 (fault-call:0 fault-nth:94): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:29:04 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000003400000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:04 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000000000000000fffe", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:04 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000300000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:05 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70050000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:29:05 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000fffffff000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 458.954200] EXT4-fs (loop2): can't get new inode [ 458.964345] EXT4-fs (loop2): failed to initialize mballoc (-12) [ 458.983446] EXT4-fs (loop2): mount failed 09:29:05 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000fff", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:05 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70fffffffffffff00000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:05 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70060000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:29:05 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70a50300000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:05 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000fffe00000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 459.172856] FAULT_INJECTION: forcing a failure. [ 459.172856] name failslab, interval 1, probability 0, space 0, times 0 [ 459.235458] CPU: 0 PID: 27846 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 459.243382] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 459.252754] Call Trace: [ 459.255370] dump_stack+0x1fc/0x2ef [ 459.259014] should_fail.cold+0xa/0xf [ 459.262829] ? setup_fault_attr+0x200/0x200 [ 459.267157] ? lock_acquire+0x170/0x3c0 [ 459.271147] __should_failslab+0x115/0x180 [ 459.275393] should_failslab+0x5/0x10 [ 459.279205] kmem_cache_alloc+0x277/0x370 [ 459.283370] __kernfs_new_node+0xd2/0x680 [ 459.287533] ? __mutex_lock+0x3a8/0x1260 [ 459.291611] ? kernfs_dop_revalidate+0x3a0/0x3a0 [ 459.296376] ? kernfs_activate+0x2c/0x1d0 [ 459.300533] ? lock_downgrade+0x720/0x720 [ 459.304691] ? kernfs_add_one+0x51/0x4c0 [ 459.308769] ? __mutex_add_waiter+0x160/0x160 [ 459.313280] ? __mutex_unlock_slowpath+0xea/0x610 [ 459.318140] kernfs_new_node+0x92/0x120 [ 459.322134] __kernfs_create_file+0x51/0x340 [ 459.326564] sysfs_add_file_mode_ns+0x226/0x540 [ 459.331251] sysfs_create_file_ns+0x131/0x1b0 [ 459.335848] ? sysfs_add_file_mode_ns+0x540/0x540 [ 459.340704] ? sysfs_create_mount_point+0xb0/0xb0 [ 459.345562] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 459.350603] kobject_add_internal+0x4f0/0x9c0 [ 459.355120] kobject_init_and_add+0x101/0x160 [ 459.359631] ? kobject_create_and_add+0xb0/0xb0 [ 459.364313] ? wait_for_completion_io+0x10/0x10 [ 459.369000] ? __lockdep_init_map+0x100/0x5a0 [ 459.373508] ? __lockdep_init_map+0x100/0x5a0 [ 459.378011] ext4_register_sysfs+0xb5/0x270 09:29:05 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000100", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 459.382347] ext4_fill_super+0x7bcb/0xc820 [ 459.386615] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 459.391735] ? snprintf+0xbb/0xf0 [ 459.395211] ? wait_for_completion_io+0x10/0x10 [ 459.399889] ? set_blocksize+0x163/0x3f0 [ 459.403963] mount_bdev+0x2fc/0x3b0 [ 459.407598] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 459.412713] mount_fs+0xa3/0x310 [ 459.416096] vfs_kern_mount.part.0+0x68/0x470 [ 459.420606] do_mount+0x113c/0x2f10 [ 459.424250] ? cmp_ex_sort+0xc0/0xc0 [ 459.427972] ? __do_page_fault+0x180/0xd60 [ 459.432191] ? copy_mount_string+0x40/0x40 [ 459.436416] ? memset+0x20/0x40 [ 459.439744] ? copy_mount_options+0x26f/0x380 [ 459.444279] ksys_mount+0xcf/0x130 [ 459.447803] __x64_sys_mount+0xba/0x150 [ 459.451844] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 459.456463] do_syscall_64+0xf9/0x620 [ 459.460257] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 459.465430] RIP: 0033:0x46748a [ 459.468607] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 459.487506] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 459.495198] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 459.502450] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 459.509801] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 459.517094] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 459.524393] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 [ 459.602847] kobject_add_internal failed for loop2 (error: -12 parent: ext4) [ 459.610587] EXT4-fs (loop2): mount failed 09:29:05 executing program 2 (fault-call:0 fault-nth:95): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:29:05 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000200", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:05 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd7000000000007fffffff", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:05 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70070000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:29:05 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000500000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:05 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700000000fff00000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 459.726050] validate_nla: 103 callbacks suppressed [ 459.726061] netlink: 'syz-executor.0': attribute type 5 has an invalid length. [ 459.742320] netlink: 'syz-executor.3': attribute type 5 has an invalid length. [ 459.751466] netlink: 'syz-executor.1': attribute type 5 has an invalid length. [ 459.763826] FAULT_INJECTION: forcing a failure. [ 459.763826] name failslab, interval 1, probability 0, space 0, times 0 09:29:05 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700000f0ffffffffffff", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:05 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000600000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 459.775384] netlink: 'syz-executor.4': attribute type 5 has an invalid length. [ 459.797929] netlink: 'syz-executor.5': attribute type 5 has an invalid length. 09:29:05 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000300", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 459.821614] netlink: 'syz-executor.1': attribute type 5 has an invalid length. [ 459.838220] CPU: 1 PID: 27894 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 459.846150] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 459.855540] Call Trace: [ 459.858143] dump_stack+0x1fc/0x2ef [ 459.861795] should_fail.cold+0xa/0xf [ 459.865616] ? setup_fault_attr+0x200/0x200 [ 459.869949] ? lock_acquire+0x170/0x3c0 09:29:05 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70080000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 459.873939] __should_failslab+0x115/0x180 [ 459.878184] should_failslab+0x5/0x10 [ 459.881993] __kmalloc_track_caller+0x2a6/0x3c0 [ 459.886687] ? kstrdup_const+0x53/0x80 [ 459.890588] ? kstrdup+0x36/0x70 [ 459.893969] kstrdup+0x36/0x70 [ 459.897177] kstrdup_const+0x53/0x80 [ 459.900906] __kernfs_new_node+0x9b/0x680 [ 459.905077] ? kernfs_dop_revalidate+0x3a0/0x3a0 [ 459.909846] ? mark_held_locks+0xf0/0xf0 [ 459.913930] ? kasan_kmalloc+0x139/0x160 [ 459.918015] ? should_fail+0x142/0x7b0 09:29:05 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000400", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 459.921894] netlink: 'syz-executor.5': attribute type 5 has an invalid length. [ 459.929269] ? fs_reclaim_release+0xd0/0x110 [ 459.933704] kernfs_create_dir_ns+0x9e/0x230 [ 459.938132] sysfs_create_dir_ns+0x127/0x280 [ 459.942565] ? sysfs_create_mount_point+0xb0/0xb0 [ 459.947423] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 459.952455] ? check_preemption_disabled+0x41/0x280 [ 459.957495] kobject_add_internal+0x2a5/0x9c0 [ 459.962021] kobject_init_and_add+0x101/0x160 [ 459.966535] ? kobject_create_and_add+0xb0/0xb0 [ 459.971230] ? wait_for_completion_io+0x10/0x10 [ 459.975917] ? __lockdep_init_map+0x100/0x5a0 [ 459.980425] ? __lockdep_init_map+0x100/0x5a0 [ 459.984943] ext4_register_sysfs+0xb5/0x270 [ 459.989282] ext4_fill_super+0x7bcb/0xc820 [ 459.993564] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 459.998684] ? snprintf+0xbb/0xf0 [ 460.002155] ? wait_for_completion_io+0x10/0x10 [ 460.003763] netlink: 'syz-executor.3': attribute type 5 has an invalid length. [ 460.006829] ? set_blocksize+0x163/0x3f0 [ 460.006850] mount_bdev+0x2fc/0x3b0 [ 460.006867] ? ext4_calculate_overhead+0x11c0/0x11c0 09:29:06 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000700000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 460.016436] netlink: 'syz-executor.0': attribute type 5 has an invalid length. [ 460.018300] mount_fs+0xa3/0x310 [ 460.018321] vfs_kern_mount.part.0+0x68/0x470 [ 460.018338] do_mount+0x113c/0x2f10 [ 460.018354] ? cmp_ex_sort+0xc0/0xc0 [ 460.018370] ? __do_page_fault+0x180/0xd60 [ 460.018383] ? copy_mount_string+0x40/0x40 [ 460.018403] ? memset+0x20/0x40 [ 460.018420] ? copy_mount_options+0x26f/0x380 [ 460.065858] ksys_mount+0xcf/0x130 [ 460.069419] __x64_sys_mount+0xba/0x150 [ 460.073415] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 460.078016] do_syscall_64+0xf9/0x620 [ 460.081836] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 460.087045] RIP: 0033:0x46748a [ 460.090246] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 460.109157] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 460.116882] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 460.124254] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 460.131636] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 460.138933] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 460.146195] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 [ 460.157796] kobject_add_internal failed for loop2 (error: -12 parent: ext4) [ 460.165232] EXT4-fs (loop2): mount failed [ 460.193784] netlink: 'syz-executor.1': attribute type 5 has an invalid length. 09:29:06 executing program 2 (fault-call:0 fault-nth:96): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:29:06 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000002000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:06 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700088a8ffff00000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:06 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700a0000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:29:06 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000a00000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:06 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000500", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:06 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000003000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:06 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700000f0ffff00000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:06 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000600", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 460.363632] FAULT_INJECTION: forcing a failure. [ 460.363632] name failslab, interval 1, probability 0, space 0, times 0 09:29:06 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000c00000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:06 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700c0000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) [ 460.437968] CPU: 0 PID: 27936 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 460.445895] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 460.455258] Call Trace: [ 460.457863] dump_stack+0x1fc/0x2ef [ 460.461519] should_fail.cold+0xa/0xf [ 460.465340] ? setup_fault_attr+0x200/0x200 [ 460.469677] ? lock_acquire+0x170/0x3c0 [ 460.473683] __should_failslab+0x115/0x180 [ 460.477933] should_failslab+0x5/0x10 [ 460.481745] kmem_cache_alloc+0x277/0x370 [ 460.485905] __kernfs_new_node+0xd2/0x680 [ 460.490065] ? kernfs_dop_revalidate+0x3a0/0x3a0 [ 460.494838] ? __mutex_unlock_slowpath+0xea/0x610 [ 460.499695] ? wait_for_completion_io+0x10/0x10 [ 460.504377] ? kernfs_next_descendant_post+0x19c/0x290 [ 460.509674] kernfs_new_node+0x92/0x120 [ 460.513672] __kernfs_create_file+0x51/0x340 [ 460.518098] sysfs_add_file_mode_ns+0x226/0x540 [ 460.522792] sysfs_create_file_ns+0x131/0x1b0 [ 460.527302] ? sysfs_add_file_mode_ns+0x540/0x540 [ 460.532156] ? sysfs_create_mount_point+0xb0/0xb0 [ 460.537012] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 460.542051] kobject_add_internal+0x4f0/0x9c0 [ 460.546595] kobject_init_and_add+0x101/0x160 [ 460.551101] ? kobject_create_and_add+0xb0/0xb0 [ 460.555794] ? wait_for_completion_io+0x10/0x10 [ 460.560478] ? __lockdep_init_map+0x100/0x5a0 [ 460.564986] ? __lockdep_init_map+0x100/0x5a0 [ 460.569503] ext4_register_sysfs+0xb5/0x270 [ 460.573844] ext4_fill_super+0x7bcb/0xc820 [ 460.578119] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 460.583233] ? snprintf+0xbb/0xf0 [ 460.586705] ? wait_for_completion_io+0x10/0x10 [ 460.591383] ? set_blocksize+0x163/0x3f0 [ 460.595456] mount_bdev+0x2fc/0x3b0 [ 460.599093] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 460.604210] mount_fs+0xa3/0x310 [ 460.607590] vfs_kern_mount.part.0+0x68/0x470 [ 460.612100] do_mount+0x113c/0x2f10 [ 460.615738] ? cmp_ex_sort+0xc0/0xc0 [ 460.619465] ? __do_page_fault+0x180/0xd60 [ 460.623716] ? copy_mount_string+0x40/0x40 [ 460.627972] ? memset+0x20/0x40 [ 460.631266] ? copy_mount_options+0x26f/0x380 [ 460.635786] ksys_mount+0xcf/0x130 [ 460.639340] __x64_sys_mount+0xba/0x150 [ 460.643330] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 460.647924] do_syscall_64+0xf9/0x620 [ 460.651760] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 460.656954] RIP: 0033:0x46748a [ 460.660154] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 460.679065] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 09:29:06 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000700", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 460.686792] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 460.694205] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 460.701535] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 460.708964] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 460.716248] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 [ 460.751939] kobject_add_internal failed for loop2 (error: -12 parent: ext4) [ 460.759387] EXT4-fs (loop2): mount failed 09:29:06 executing program 2 (fault-call:0 fault-nth:97): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000000040)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000011e00)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)={[{@inode_readahead_blks={'inode_readahead_blks'}}]}) 09:29:06 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70007fffffff00000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:06 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700e0000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:29:06 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000e00000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:06 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000004000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:06 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000800", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:06 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000005000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:06 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70009effffff00000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:06 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000000000000000f00", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:06 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd700f0000000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) socket$netlink(0x10, 0x3, 0x0) 09:29:06 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000f00000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) 09:29:06 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="50000000100005072cbd70000006000000000000", @ANYRES32=0x0, @ANYBLOB="653506009d1300001c0012800c0001006d6163766c616e000c00028008000100080000000a000500110000000000000008000a00"], 0x50}}, 0x0) [ 460.967419] FAULT_INJECTION: forcing a failure. [ 460.967419] name failslab, interval 1, probability 0, space 0, times 0 [ 461.015605] CPU: 1 PID: 27988 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 461.023533] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 461.033038] Call Trace: [ 461.035646] dump_stack+0x1fc/0x2ef [ 461.039291] should_fail.cold+0xa/0xf [ 461.043103] ? setup_fault_attr+0x200/0x200 [ 461.047438] ? lock_acquire+0x170/0x3c0 [ 461.051427] __should_failslab+0x115/0x180 [ 461.055675] should_failslab+0x5/0x10 [ 461.059486] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 461.064611] __kmalloc_node+0x38/0x70 [ 461.068432] kvmalloc_node+0x61/0xf0 [ 461.072160] ext4_alloc_flex_bg_array+0x1b8/0x620 [ 461.077055] ext4_fill_super+0xbddf/0xc820 [ 461.081329] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 461.086452] ? snprintf+0xbb/0xf0 [ 461.090014] ? wait_for_completion_io+0x10/0x10 [ 461.094695] ? set_blocksize+0x163/0x3f0 [ 461.098775] mount_bdev+0x2fc/0x3b0 [ 461.102413] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 461.107533] mount_fs+0xa3/0x310 [ 461.110925] vfs_kern_mount.part.0+0x68/0x470 [ 461.115437] do_mount+0x113c/0x2f10 [ 461.119079] ? cmp_ex_sort+0xc0/0xc0 [ 461.122806] ? __do_page_fault+0x180/0xd60 [ 461.127053] ? copy_mount_string+0x40/0x40 [ 461.131312] ? memset+0x20/0x40 [ 461.134611] ? copy_mount_options+0x26f/0x380 [ 461.139119] ksys_mount+0xcf/0x130 [ 461.142670] __x64_sys_mount+0xba/0x150 [ 461.146656] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 461.151249] do_syscall_64+0xf9/0x620 [ 461.155062] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 461.160388] RIP: 0033:0x46748a [ 461.163603] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 461.182517] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 461.190241] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 461.197614] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 461.204900] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 461.212190] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 461.219473] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 [ 461.249305] EXT4-fs (loop2): not enough memory for 1 flex groups [ 461.261091] EXT4-fs (loop2): unable to initialize flex_bg meta info! [ 461.267822] EXT4-fs (loop2): mount failed [ 461.275127] kasan: CONFIG_KASAN_INLINE enabled [ 461.286316] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 461.320061] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 461.326334] CPU: 1 PID: 27988 Comm: syz-executor.2 Not tainted 4.19.179-syzkaller #0 [ 461.334217] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 461.343595] RIP: 0010:mount_fs+0xe0/0x310 [ 461.347749] Code: 81 fc 00 f0 ff ff 0f 87 eb 01 00 00 e8 f9 0c bf ff 49 8d bc 24 c8 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 ed 01 00 00 4d 8b ac 24 c8 00 00 00 4d 85 ed 0f [ 461.366648] RSP: 0018:ffff88804344fce0 EFLAGS: 00010202 [ 461.371999] RAX: dffffc0000000000 RBX: ffffffff8a0a8d00 RCX: ffffc90012b71000 [ 461.379258] RDX: 0000000000000019 RSI: ffffffff81a353b7 RDI: 00000000000000c8 [ 461.386568] RBP: 0000000000000000 R08: 0000000000400000 R09: fffffffffffff000 [ 461.393823] R10: 0000000000000007 R11: 0000000000000000 R12: 0000000000000000 [ 461.401079] R13: ffff888094a767c0 R14: 0000000000000000 R15: ffff8880a8505000 [ 461.408332] FS: 00007f4784cfd700(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 [ 461.416539] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 461.422403] CR2: 0000000000540198 CR3: 000000009274c000 CR4: 00000000001406e0 [ 461.429681] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 461.436941] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 461.444201] Call Trace: [ 461.446782] vfs_kern_mount.part.0+0x68/0x470 [ 461.451286] do_mount+0x113c/0x2f10 [ 461.454894] ? cmp_ex_sort+0xc0/0xc0 [ 461.458601] ? __do_page_fault+0x180/0xd60 [ 461.462830] ? copy_mount_string+0x40/0x40 [ 461.467068] ? memset+0x20/0x40 [ 461.470331] ? copy_mount_options+0x26f/0x380 [ 461.474808] ksys_mount+0xcf/0x130 [ 461.478342] __x64_sys_mount+0xba/0x150 [ 461.482312] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 461.486878] do_syscall_64+0xf9/0x620 [ 461.490663] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 461.495852] RIP: 0033:0x46748a [ 461.499041] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 461.517952] RSP: 002b:00007f4784cfcfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 461.525645] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046748a [ 461.532915] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f4784cfd000 [ 461.540168] RBP: 00007f4784cfd040 R08: 00007f4784cfd040 R09: 0000000020000000 [ 461.547420] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 461.554673] R13: 0000000020000100 R14: 00007f4784cfd000 R15: 0000000020000580 [ 461.561946] Modules linked in: [ 461.565941] ---[ end trace 9c52866af9c6a9d9 ]--- [ 461.571129] RIP: 0010:mount_fs+0xe0/0x310 [ 461.575289] Code: 81 fc 00 f0 ff ff 0f 87 eb 01 00 00 e8 f9 0c bf ff 49 8d bc 24 c8 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 ed 01 00 00 4d 8b ac 24 c8 00 00 00 4d 85 ed 0f [ 461.594401] RSP: 0018:ffff88804344fce0 EFLAGS: 00010202 [ 461.599827] RAX: dffffc0000000000 RBX: ffffffff8a0a8d00 RCX: ffffc90012b71000 [ 461.607091] RDX: 0000000000000019 RSI: ffffffff81a353b7 RDI: 00000000000000c8 [ 461.615093] RBP: 0000000000000000 R08: 0000000000400000 R09: fffffffffffff000 [ 461.622427] R10: 0000000000000007 R11: 0000000000000000 R12: 0000000000000000 [ 461.629756] R13: ffff888094a767c0 R14: 0000000000000000 R15: ffff8880a8505000 [ 461.637017] FS: 00007f4784cfd700(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 [ 461.645276] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 461.651243] CR2: 0000000000540198 CR3: 000000009274c000 CR4: 00000000001406e0 [ 461.658566] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 461.665828] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 461.673484] Kernel panic - not syncing: Fatal exception [ 461.679434] Kernel Offset: disabled [ 461.683047] Rebooting in 86400 seconds..