DUID 00:04:9a:9b:60:6a:39:26:c8:65:2f:c5:16:4d:58:03:30:c2 forked to background, child pid 3173 [ 22.990911][ T3174] 8021q: adding VLAN 0 to HW filter on device bond0 [ 23.004446][ T3174] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.43' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 45.862218][ T3498] loop0: detected capacity change from 0 to 1024 [ 45.885659][ T3498] ------------[ cut here ]------------ [ 45.891283][ T3498] kernel BUG at fs/hfsplus/xattr.c:175! [ 45.897179][ T3498] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 45.903252][ T3498] CPU: 0 PID: 3498 Comm: syz-executor182 Not tainted 5.15.118-syzkaller #0 [ 45.911829][ T3498] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 [ 45.921859][ T3498] RIP: 0010:__hfsplus_setxattr+0x22b3/0x22c0 [ 45.927838][ T3498] Code: e8 ff ff e8 6f cd d9 07 e8 3a bf 3e ff 4c 89 e7 48 c7 c6 40 49 9f 8a e8 2b 92 74 ff 0f 0b e8 24 bf 3e ff 0f 0b e8 1d bf 3e ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 90 55 53 89 f5 48 89 fb e8 04 [ 45.947420][ T3498] RSP: 0018:ffffc90002cbf4e0 EFLAGS: 00010293 [ 45.953464][ T3498] RAX: ffffffff82413b33 RBX: 0000000000010000 RCX: ffff888078760000 [ 45.961418][ T3498] RDX: 0000000000000000 RSI: 0000000000010000 RDI: 0000000000000000 [ 45.969365][ T3498] RBP: ffffc90002cbf970 R08: ffffffff82412254 R09: ffffed100f1b1558 [ 45.977316][ T3498] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888078d8aa30 [ 45.985264][ T3498] R13: dffffc0000000000 R14: 1ffff92000597eb4 R15: 0000000000000001 [ 45.993219][ T3498] FS: 0000555556ec1300(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 46.002132][ T3498] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.008697][ T3498] CR2: 0000000020001d54 CR3: 000000001e3f4000 CR4: 00000000003506f0 [ 46.016645][ T3498] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.024681][ T3498] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.032627][ T3498] Call Trace: [ 46.035884][ T3498] [ 46.038795][ T3498] ? __die_body+0x5e/0xa0 [ 46.043104][ T3498] ? die+0x83/0xb0 [ 46.046799][ T3498] ? do_trap+0x11e/0x350 [ 46.051018][ T3498] ? __hfsplus_setxattr+0x22b3/0x22c0 [ 46.056366][ T3498] ? __hfsplus_setxattr+0x22b3/0x22c0 [ 46.061717][ T3498] ? do_error_trap+0x13d/0x1e0 [ 46.066542][ T3498] ? __hfsplus_setxattr+0x22b3/0x22c0 [ 46.071898][ T3498] ? do_int3+0x30/0x30 [ 46.075950][ T3498] ? rcu_is_watching+0x11/0xa0 [ 46.080688][ T3498] ? handle_invalid_op+0x2c/0x40 [ 46.085599][ T3498] ? __hfsplus_setxattr+0x22b3/0x22c0 [ 46.090952][ T3498] ? exc_invalid_op+0x2f/0x40 [ 46.095605][ T3498] ? asm_exc_invalid_op+0x16/0x20 [ 46.100608][ T3498] ? __hfsplus_setxattr+0x9d4/0x22c0 [ 46.105874][ T3498] ? __hfsplus_setxattr+0x22b3/0x22c0 [ 46.111231][ T3498] ? __hfsplus_setxattr+0x22b3/0x22c0 [ 46.116580][ T3498] ? print_irqtrace_events+0x210/0x210 [ 46.122013][ T3498] ? do_raw_spin_unlock+0x137/0x8b0 [ 46.127188][ T3498] ? hfsplus_delete_all_attrs+0x3c0/0x3c0 [ 46.132883][ T3498] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 46.138749][ T3498] ? _raw_spin_unlock+0x40/0x40 [ 46.143572][ T3498] ? stack_trace_save+0x113/0x1c0 [ 46.148584][ T3498] ? hfsplus_setxattr+0x64/0xe0 [ 46.153409][ T3498] hfsplus_setxattr+0xac/0xe0 [ 46.158064][ T3498] hfsplus_trusted_setxattr+0x3c/0x50 [ 46.163414][ T3498] ? hfsplus_trusted_getxattr+0x40/0x40 [ 46.168936][ T3498] __vfs_setxattr+0x3e7/0x420 [ 46.173590][ T3498] __vfs_setxattr_noperm+0x12a/0x5e0 [ 46.178851][ T3498] vfs_setxattr+0x21d/0x420 [ 46.183336][ T3498] ? xattr_permission+0x4f0/0x4f0 [ 46.188338][ T3498] ? __might_fault+0xb4/0x110 [ 46.192991][ T3498] ? strncpy_from_user+0x209/0x370 [ 46.198082][ T3498] setxattr+0x27e/0x2e0 [ 46.202212][ T3498] ? path_setxattr+0x2a0/0x2a0 [ 46.206953][ T3498] ? preempt_count_add+0x8f/0x180 [ 46.211954][ T3498] ? __mnt_want_write+0x1e6/0x260 [ 46.217038][ T3498] path_setxattr+0x1bc/0x2a0 [ 46.221603][ T3498] ? simple_xattr_list_add+0xf0/0xf0 [ 46.226861][ T3498] ? syscall_enter_from_user_mode+0x2e/0x230 [ 46.232820][ T3498] __x64_sys_setxattr+0xb7/0xd0 [ 46.237658][ T3498] do_syscall_64+0x3d/0xb0 [ 46.242055][ T3498] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 46.247923][ T3498] RIP: 0033:0x7fbd54e43b29 [ 46.252315][ T3498] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 14 00 00 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 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 46.271895][ T3498] RSP: 002b:00007ffe2ea205f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc [ 46.280286][ T3498] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbd54e43b29 [ 46.288240][ T3498] RDX: 0000000000000000 RSI: 0000000020001d40 RDI: 0000000020001d00 [ 46.296186][ T3498] RBP: 00007fbd54e03130 R08: 0000000000000001 R09: 0000000000000000 [ 46.304136][ T3498] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fbd54e031c0 [ 46.312083][ T3498] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 46.320032][ T3498] [ 46.323028][ T3498] Modules linked in: [ 46.327164][ T3498] ---[ end trace a02300ecb433d3bc ]--- [ 46.332625][ T3498] RIP: 0010:__hfsplus_setxattr+0x22b3/0x22c0 [ 46.338856][ T3498] Code: e8 ff ff e8 6f cd d9 07 e8 3a bf 3e ff 4c 89 e7 48 c7 c6 40 49 9f 8a e8 2b 92 74 ff 0f 0b e8 24 bf 3e ff 0f 0b e8 1d bf 3e ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 90 55 53 89 f5 48 89 fb e8 04 [ 46.358484][ T3498] RSP: 0018:ffffc90002cbf4e0 EFLAGS: 00010293 [ 46.364569][ T3498] RAX: ffffffff82413b33 RBX: 0000000000010000 RCX: ffff888078760000 [ 46.372526][ T3498] RDX: 0000000000000000 RSI: 0000000000010000 RDI: 0000000000000000 [ 46.380507][ T3498] RBP: ffffc90002cbf970 R08: ffffffff82412254 R09: ffffed100f1b1558 [ 46.388547][ T3498] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888078d8aa30 [ 46.396547][ T3498] R13: dffffc0000000000 R14: 1ffff92000597eb4 R15: 0000000000000001 [ 46.404537][ T3498] FS: 0000555556ec1300(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 46.413472][ T3498] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.420050][ T3498] CR2: 0000000020001d54 CR3: 000000001e3f4000 CR4: 00000000003506f0 [ 46.428033][ T3498] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.436027][ T3498] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.444018][ T3498] Kernel panic - not syncing: Fatal exception [ 46.450283][ T3498] Kernel Offset: disabled [ 46.454594][ T3498] Rebooting in 86400 seconds..