[ 39.150626] ------------[ cut here ]------------ [ 39.151218] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.152495] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.153402] Modules linked in: [ 39.153766] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.155034] Tainted: [W]=WARN [ 39.155382] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.156298] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.156878] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 39.158883] RSP: 0018:ffff888017b2fbc0 EFLAGS: 00010286 [ 39.159465] RAX: 0000000000000000 RBX: ffffed1002f65f78 RCX: ffffffff813a4050 [ 39.160262] RDX: ffff88801a21b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.161071] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f65f2f [ 39.161879] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.162657] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017b2fdf8 [ 39.163463] FS: 00007f0ce6260900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.164368] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.165046] CR2: 00007ffcb37deef7 CR3: 000000000e192000 CR4: 0000000000350ef0 [ 39.165862] Call Trace: [ 39.166159] [ 39.166415] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.166992] ? __create_object+0x59/0x80 [ 39.167466] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.168083] __vmalloc_noprof+0x59/0x60 [ 39.168535] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.169093] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.169652] bpf_prog_alloc+0x39/0x200 [ 39.170124] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.170686] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.171255] do_seccomp+0x349/0x25e0 [ 39.171684] ? find_held_lock+0x2b/0x80 [ 39.172165] ? do_prlimit+0x310/0x610 [ 39.172608] ? __pfx_do_seccomp+0x10/0x10 [ 39.173116] ? do_raw_spin_unlock+0x53/0x220 [ 39.173614] ? _raw_spin_unlock+0x1e/0x40 [ 39.174105] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.174686] ? static_key_count+0x60/0x80 [ 39.175191] prctl_set_seccomp+0x4e/0x70 [ 39.175655] __do_sys_prctl+0xe6c/0x1d70 [ 39.176157] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.176680] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.177292] ? irqentry_exit+0xf3/0x650 [ 39.177749] do_syscall_64+0xbf/0x430 [ 39.178211] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.178812] RIP: 0033:0x7f0ce67525cd [ 39.179235] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 39.181246] RSP: 002b:00007ffcb37dc810 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.182111] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0ce67525cd [ 39.182926] RDX: 000055ff63fb3e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.183701] RBP: 00007ffcb37dc870 R08: 0000000000000000 R09: 00007ffcb37dbf10 [ 39.184507] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ff8ddbaad0 [ 39.185331] R13: 00007ffcb37dcca0 R14: 000055ff8ddbbbc0 R15: 000055ff8ddcc780 [ 39.186159] [ 39.186428] irq event stamp: 1657 [ 39.186839] hardirqs last enabled at (1667): [] __up_console_sem+0x78/0x80 [ 39.187799] hardirqs last disabled at (1676): [] __up_console_sem+0x5d/0x80 [ 39.188736] softirqs last enabled at (318): [] handle_softirqs+0x50c/0x770 [ 39.189703] softirqs last disabled at (313): [] __irq_exit_rcu+0xc4/0x100 [ 39.190650] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.388653] ------------[ cut here ]------------ [ 41.389442] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.391085] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 41.392296] Modules linked in: [ 41.392841] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.394685] Tainted: [W]=WARN [ 41.395237] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.396466] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.397245] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 41.399860] RSP: 0018:ffff888016697bc0 EFLAGS: 00010286 [ 41.400637] RAX: 0000000000000000 RBX: ffffed1002cd2f78 RCX: ffffffff813a4050 [ 41.401709] RDX: ffff88801898b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.402791] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cd2f2f [ 41.403850] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.404919] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016697df8 [ 41.405991] FS: 00007ff8f620a900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.407189] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.408070] CR2: 00007ffd621f8ef7 CR3: 000000002132b000 CR4: 0000000000350ef0 [ 41.409151] Call Trace: [ 41.409543] [ 41.409918] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.410631] ? __create_object+0x59/0x80 [ 41.411279] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.412091] __vmalloc_noprof+0x59/0x60 [ 41.412698] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.413422] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.414204] bpf_prog_alloc+0x39/0x200 [ 41.414823] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.415557] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.416306] do_seccomp+0x349/0x25e0 [ 41.416930] ? find_held_lock+0x2b/0x80 [ 41.417526] ? do_prlimit+0x310/0x610 [ 41.418142] ? __pfx_do_seccomp+0x10/0x10 [ 41.418764] ? do_raw_spin_unlock+0x53/0x220 [ 41.419473] ? _raw_spin_unlock+0x1e/0x40 [ 41.420133] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.420949] ? static_key_count+0x60/0x80 [ 41.421581] prctl_set_seccomp+0x4e/0x70 [ 41.422233] __do_sys_prctl+0xe6c/0x1d70 [ 41.422896] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.423575] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.424476] ? irqentry_exit+0xf3/0x650 [ 41.425155] do_syscall_64+0xbf/0x430 [ 41.425738] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.426531] RIP: 0033:0x7ff8f66fc5cd [ 41.427106] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 41.429742] RSP: 002b:00007ffd621f7e80 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.430897] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff8f66fc5cd [ 41.431989] RDX: 0000561d64199e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.433072] RBP: 00007ffd621f7ee0 R08: 0000000000000000 R09: 00007ffd621f7580 [ 41.434137] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561d93989bf0 [ 41.435205] R13: 00007ffd621f8310 R14: 0000561d93993380 R15: 0000561d9399e460 [ 41.436286] [ 41.436642] irq event stamp: 2167 [ 41.437188] hardirqs last enabled at (2177): [] __up_console_sem+0x78/0x80 [ 41.438472] hardirqs last disabled at (2186): [] __up_console_sem+0x5d/0x80 [ 41.439737] softirqs last enabled at (2136): [] handle_softirqs+0x50c/0x770 [ 41.441054] softirqs last disabled at (2131): [] __irq_exit_rcu+0xc4/0x100 [ 41.442315] ---[ end trace 0000000000000000 ]--- [ 42.133860] ------------[ cut here ]------------ [ 42.134419] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.135699] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 42.136696] Modules linked in: [ 42.137133] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.138399] Tainted: [W]=WARN [ 42.138755] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.139681] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.140277] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 42.142284] RSP: 0018:ffff888018b27bc0 EFLAGS: 00010286 [ 42.142915] RAX: 0000000000000000 RBX: ffffed1003164f78 RCX: ffffffff813a4050 [ 42.143681] RDX: ffff888015a99bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.144496] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003164f2f [ 42.145321] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.146128] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018b27df8 [ 42.146951] FS: 00007f882bbb1900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.147869] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.148504] CR2: 00007f882c0a3580 CR3: 00000000212cf000 CR4: 0000000000350ef0 [ 42.149327] Call Trace: [ 42.149622] [ 42.149915] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.150450] ? __create_object+0x59/0x80 [ 42.150950] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.151528] __vmalloc_noprof+0x59/0x60 [ 42.152028] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.152549] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.153153] bpf_prog_alloc+0x39/0x200 [ 42.153597] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.154182] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.154722] do_seccomp+0x349/0x25e0 [ 42.155181] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.155721] ? __pfx_do_seccomp+0x10/0x10 [ 42.156226] ? find_held_lock+0x2b/0x80 [ 42.156692] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.157308] ? static_key_count+0x60/0x80 [ 42.157814] prctl_set_seccomp+0x4e/0x70 [ 42.158272] __do_sys_prctl+0xe6c/0x1d70 [ 42.158733] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.159279] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.159888] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.160463] ? irqentry_exit+0xf3/0x650 [ 42.160961] do_syscall_64+0xbf/0x430 [ 42.161400] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.162006] RIP: 0033:0x7f882c0a35cd [ 42.162422] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 42.164402] RSP: 002b:00007fff8be72150 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.165287] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f882c0a35cd [ 42.166093] RDX: 0000561c23e01e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.166901] RBP: 00007fff8be721b0 R08: 0000000000000000 R09: 00007fff8be71850 [ 42.167675] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561c63caaad0 [ 42.168481] R13: 00007fff8be725e0 R14: 0000561c63cabbc0 R15: 0000561c63cbc780 [ 42.169304] [ 42.169571] irq event stamp: 1677 [ 42.169984] hardirqs last enabled at (1687): [] __up_console_sem+0x78/0x80 [ 42.170932] hardirqs last disabled at (1696): [] __up_console_sem+0x5d/0x80 [ 42.171883] softirqs last enabled at (1202): [] handle_softirqs+0x50c/0x770 [ 42.172860] softirqs last disabled at (1183): [] __irq_exit_rcu+0xc4/0x100 [ 42.173816] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:27692' (ECDSA) to the list of known hosts. 2025/11/18 00:33:56 fuzzer started 2025/11/18 00:33:57 dialing manager at localhost:37895 2025/11/18 00:33:57 checking machine... 2025/11/18 00:33:57 checking revisions... [ 43.012681] kmemleak: Automatic memory scanning thread ended 2025/11/18 00:33:57 testing simple program... [ 43.142855] cgroup: Unknown subsys name 'net' [ 43.195692] cgroup: Unknown subsys name 'cpuset' [ 43.209591] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 00:33:56 Registers: info registers vcpu 0 RAX=1ffff1100138b7eb RBX=ffff88801677faa0 RCX=ffff888009c5bf00 RDX=0000000000000000 RSI=0000000000000840 RDI=0000000000000dc0 RBP=ffff88800944cc80 RSP=ffff88801677f9f8 R8 =ffff888009c5bf00 R9 =ffffed100426c9c8 R10=0000000000000000 R11=0000000000000000 R12=ffffea000084d900 R13=0000000000000008 R14=dffffc0000000000 R15=ffff888009c5bf58 RIP=ffffffff81b57369 RFL=00000246 [---Z-P-] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007ff8f620a900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe7c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ff8f61e9020 CR3=000000000d84d000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000017619 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000202 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=1 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=0000561d939eb000 CR3=000000000dafa000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=33333a303020383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3034325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320343533 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000