Warning: Permanently added '10.128.0.166' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 51.365696][ T8454] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 51.374871][ T8454] ext4 filesystem being mounted at /root/file0 supports timestamps until 2038 (0x7fffffff) [ 51.394862][ T8454] ------------[ cut here ]------------ [ 51.400555][ T8454] WARNING: CPU: 1 PID: 8454 at fs/ext4/xattr.c:1640 ext4_xattr_set_entry+0x30d0/0x3860 [ 51.417422][ T8454] Modules linked in: [ 51.431711][ T8454] CPU: 1 PID: 8454 Comm: syz-executor801 Not tainted 5.10.0-rc7-syzkaller #0 [ 51.441207][ T8454] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.451529][ T8454] RIP: 0010:ext4_xattr_set_entry+0x30d0/0x3860 [ 51.459035][ T8454] Code: ff ff ff eb 05 e8 20 ad 5c ff 49 bd 00 00 00 00 00 fc ff df 48 8b 1c 24 48 8b ac 24 90 00 00 00 e9 b9 fd ff ff e8 00 ad 5c ff <0f> 0b e9 a1 d6 ff ff 48 8b 7c 24 78 4c 89 e6 e8 5c 81 c8 ff 49 8d [ 51.478820][ T8454] RSP: 0018:ffffc9000142f718 EFLAGS: 00010293 [ 51.484998][ T8454] RAX: ffffffff82187230 RBX: 0000000000000000 RCX: ffff88801abc1a40 [ 51.492988][ T8454] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 51.501118][ T8454] RBP: 1ffff92000285f5d R08: ffffffff821848ca R09: ffffffff89600dd0 [ 51.509238][ T8454] R10: ffffffff89800000 R11: ffffffff898006be R12: 0000000000000001 [ 51.517368][ T8454] R13: dffffc0000000000 R14: ffffc9000142fae8 R15: ffff8880291d9020 [ 51.525467][ T8454] FS: 000000000151a880(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 51.534603][ T8454] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.541202][ T8454] CR2: 0000560573deec1e CR3: 00000000117d2000 CR4: 00000000001506e0 [ 51.549376][ T8454] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 51.557507][ T8454] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 51.565594][ T8454] Call Trace: [ 51.568990][ T8454] ? kzalloc+0x16/0x20 [ 51.573281][ T8454] ? ext4_xattr_block_set+0x77/0x3c50 [ 51.578945][ T8454] ext4_xattr_block_set+0x386/0x3c50 [ 51.584374][ T8454] ? ext4_xattr_ibody_find+0x218/0x990 [ 51.589877][ T8454] ext4_xattr_set_handle+0xead/0x1ed0 [ 51.595435][ T8454] ext4_xattr_set+0x1d8/0x310 [ 51.600161][ T8454] ? ext4_xattr_trusted_get+0x40/0x40 [ 51.605686][ T8454] __vfs_setxattr+0x3be/0x400 [ 51.610399][ T8454] __vfs_setxattr_noperm+0x11e/0x4b0 [ 51.615834][ T8454] vfs_setxattr+0xde/0x270 [ 51.620312][ T8454] setxattr+0x167/0x340 [ 51.624605][ T8454] ? preempt_count_add+0x66/0x130 [ 51.629670][ T8454] ? __mnt_want_write+0x1ee/0x270 [ 51.634936][ T8454] path_setxattr+0x109/0x1c0 [ 51.639567][ T8454] __x64_sys_lsetxattr+0xb4/0xd0 [ 51.644641][ T8454] do_syscall_64+0x2d/0x70 [ 51.649082][ T8454] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 51.655105][ T8454] RIP: 0033:0x4445a9 [ 51.659003][ T8454] Code: 8d d7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 5b d7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 51.678817][ T8454] RSP: 002b:00007ffd1c974678 EFLAGS: 00000246 ORIG_RAX: 00000000000000bd [ 51.687983][ T8454] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00000000004445a9 [ 51.696472][ T8454] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000020000140 [ 51.704870][ T8454] RBP: 00000000006cf018 R08: 0000000000000000 R09: 0000000000000000 [ 51.712884][ T8454] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402190 [ 51.721023][ T8454] R13: 0000000000402220 R14: 0000000000000000 R15: 0000000000000000 [ 51.729147][ T8454] Kernel panic - not syncing: panic_on_warn set ... [ 51.735741][ T8454] CPU: 1 PID: 8454 Comm: syz-executor801 Not tainted 5.10.0-rc7-syzkaller #0 [ 51.744502][ T8454] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.754545][ T8454] Call Trace: [ 51.757855][ T8454] dump_stack+0x137/0x1be [ 51.762190][ T8454] ? panic+0x1f3/0x800 [ 51.766248][ T8454] panic+0x291/0x800 [ 51.770274][ T8454] ? __warn+0x13e/0x270 [ 51.774441][ T8454] __warn+0x26a/0x270 [ 51.778554][ T8454] ? ext4_xattr_set_entry+0x30d0/0x3860 [ 51.784105][ T8454] ? ext4_xattr_set_entry+0x30d0/0x3860 [ 51.789649][ T8454] report_bug+0x1b1/0x2e0 [ 51.793981][ T8454] handle_bug+0x3d/0x70 [ 51.798144][ T8454] exc_invalid_op+0x16/0x40 [ 51.802676][ T8454] asm_exc_invalid_op+0x12/0x20 [ 51.807530][ T8454] RIP: 0010:ext4_xattr_set_entry+0x30d0/0x3860 [ 51.813673][ T8454] Code: ff ff ff eb 05 e8 20 ad 5c ff 49 bd 00 00 00 00 00 fc ff df 48 8b 1c 24 48 8b ac 24 90 00 00 00 e9 b9 fd ff ff e8 00 ad 5c ff <0f> 0b e9 a1 d6 ff ff 48 8b 7c 24 78 4c 89 e6 e8 5c 81 c8 ff 49 8d [ 51.833292][ T8454] RSP: 0018:ffffc9000142f718 EFLAGS: 00010293 [ 51.839382][ T8454] RAX: ffffffff82187230 RBX: 0000000000000000 RCX: ffff88801abc1a40 [ 51.847371][ T8454] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 51.855360][ T8454] RBP: 1ffff92000285f5d R08: ffffffff821848ca R09: ffffffff89600dd0 [ 51.863354][ T8454] R10: ffffffff89800000 R11: ffffffff898006be R12: 0000000000000001 [ 51.871335][ T8454] R13: dffffc0000000000 R14: ffffc9000142fae8 R15: ffff8880291d9020 [ 51.879347][ T8454] ? __do_softirq+0x6be/0x6be [ 51.884030][ T8454] ? __entry_text_end+0x1feca9/0x1feca9 [ 51.889583][ T8454] ? asm_sysvec_kvm_asyncpf_interrupt+0x20/0x20 [ 51.895826][ T8454] ? ext4_xattr_set_entry+0x76a/0x3860 [ 51.901290][ T8454] ? ext4_xattr_set_entry+0x30d0/0x3860 [ 51.906860][ T8454] ? ext4_xattr_set_entry+0x30d0/0x3860 [ 51.912425][ T8454] ? kzalloc+0x16/0x20 [ 51.916511][ T8454] ? ext4_xattr_block_set+0x77/0x3c50 [ 51.921910][ T8454] ext4_xattr_block_set+0x386/0x3c50 [ 51.927222][ T8454] ? ext4_xattr_ibody_find+0x218/0x990 [ 51.932692][ T8454] ext4_xattr_set_handle+0xead/0x1ed0 [ 51.938083][ T8454] ext4_xattr_set+0x1d8/0x310 [ 51.942781][ T8454] ? ext4_xattr_trusted_get+0x40/0x40 [ 51.948148][ T8454] __vfs_setxattr+0x3be/0x400 [ 51.952832][ T8454] __vfs_setxattr_noperm+0x11e/0x4b0 [ 51.958124][ T8454] vfs_setxattr+0xde/0x270 [ 51.962539][ T8454] setxattr+0x167/0x340 [ 51.966727][ T8454] ? preempt_count_add+0x66/0x130 [ 51.971759][ T8454] ? __mnt_want_write+0x1ee/0x270 [ 51.976802][ T8454] path_setxattr+0x109/0x1c0 [ 51.981415][ T8454] __x64_sys_lsetxattr+0xb4/0xd0 [ 51.986357][ T8454] do_syscall_64+0x2d/0x70 [ 51.991036][ T8454] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 51.997060][ T8454] RIP: 0033:0x4445a9 [ 52.000954][ T8454] Code: 8d d7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 5b d7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 52.020720][ T8454] RSP: 002b:00007ffd1c974678 EFLAGS: 00000246 ORIG_RAX: 00000000000000bd [ 52.029151][ T8454] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00000000004445a9 [ 52.037131][ T8454] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000020000140 [ 52.045297][ T8454] RBP: 00000000006cf018 R08: 0000000000000000 R09: 0000000000000000 [ 52.053571][ T8454] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402190 [ 52.061808][ T8454] R13: 0000000000402220 R14: 0000000000000000 R15: 0000000000000000 [ 52.070646][ T8454] Kernel Offset: disabled [ 52.075083][ T8454] Rebooting in 86400 seconds..