[ 39.097616] ------------[ cut here ]------------ [ 39.098377] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.100013] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.101230] Modules linked in: [ 39.101724] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.103389] Tainted: [W]=WARN [ 39.103845] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.105060] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.105814] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 39.108462] RSP: 0018:ffff888017307bc0 EFLAGS: 00010286 [ 39.109283] RAX: 0000000000000000 RBX: ffffed1002e60f78 RCX: ffffffff813a4050 [ 39.110360] RDX: ffff8880162c0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.111445] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e60f2f [ 39.112522] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.113614] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017307df8 [ 39.114674] FS: 00007f45d0cfd900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.115915] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.116815] CR2: 00007ffee5d20ef8 CR3: 000000000f97d000 CR4: 0000000000350ef0 [ 39.117896] Call Trace: [ 39.118331] [ 39.118671] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.119416] ? __create_object+0x59/0x80 [ 39.120033] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.120847] __vmalloc_noprof+0x59/0x60 [ 39.121478] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.122214] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.122940] bpf_prog_alloc+0x39/0x200 [ 39.123553] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.124327] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.125052] do_seccomp+0x349/0x25e0 [ 39.125657] ? find_held_lock+0x2b/0x80 [ 39.126295] ? do_prlimit+0x310/0x610 [ 39.126874] ? __pfx_do_seccomp+0x10/0x10 [ 39.127530] ? do_raw_spin_unlock+0x53/0x220 [ 39.128218] ? _raw_spin_unlock+0x1e/0x40 [ 39.128840] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.129641] ? static_key_count+0x60/0x80 [ 39.130315] prctl_set_seccomp+0x4e/0x70 [ 39.130922] __do_sys_prctl+0xe6c/0x1d70 [ 39.131575] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.132317] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.133137] ? irqentry_exit+0xf3/0x650 [ 39.133732] do_syscall_64+0xbf/0x430 [ 39.134346] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.135093] RIP: 0033:0x7f45d11ef5cd [ 39.135693] 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 [ 39.138328] RSP: 002b:00007ffee5d1e460 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.139474] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f45d11ef5cd [ 39.140565] RDX: 0000555d3f4a2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.141632] RBP: 00007ffee5d1e4c0 R08: 0000000000000000 R09: 00007ffee5d1db60 [ 39.142695] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555d79df7b10 [ 39.143765] R13: 00007ffee5d1e8f0 R14: 0000555d79df82b0 R15: 0000555d79e0c6f0 [ 39.144859] [ 39.145243] irq event stamp: 1705 [ 39.145747] hardirqs last enabled at (1713): [] __up_console_sem+0x78/0x80 [ 39.147005] hardirqs last disabled at (1722): [] __up_console_sem+0x5d/0x80 [ 39.148268] softirqs last enabled at (1344): [] handle_softirqs+0x50c/0x770 [ 39.149575] softirqs last disabled at (1741): [] __irq_exit_rcu+0xc4/0x100 [ 39.150836] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.203046] ------------[ cut here ]------------ [ 42.203985] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.206155] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.207772] Modules linked in: [ 42.208455] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.210504] Tainted: [W]=WARN [ 42.211077] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.212651] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.213610] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 42.216890] RSP: 0018:ffff88801ac17bc0 EFLAGS: 00010286 [ 42.217901] RAX: 0000000000000000 RBX: ffffed1003582f78 RCX: ffffffff813a4050 [ 42.219234] RDX: ffff888015c91bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.220603] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003582f2f [ 42.221925] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.223247] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801ac17df8 [ 42.224681] FS: 00007f8d8c286900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.226454] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.227752] CR2: 00007f8d8c778580 CR3: 000000001fa6b000 CR4: 0000000000350ef0 [ 42.229305] Call Trace: [ 42.229785] [ 42.230253] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.231177] ? __create_object+0x59/0x80 [ 42.231921] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.232780] __vmalloc_noprof+0x59/0x60 [ 42.233420] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.234155] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.234929] bpf_prog_alloc+0x39/0x200 [ 42.235573] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.236368] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.237149] do_seccomp+0x349/0x25e0 [ 42.237722] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.238507] ? __pfx_do_seccomp+0x10/0x10 [ 42.239168] ? find_held_lock+0x2b/0x80 [ 42.239779] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.240620] ? static_key_count+0x60/0x80 [ 42.241300] prctl_set_seccomp+0x4e/0x70 [ 42.241926] __do_sys_prctl+0xe6c/0x1d70 [ 42.242615] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.243360] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.244195] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.245004] ? irqentry_exit+0xf3/0x650 [ 42.245672] do_syscall_64+0xbf/0x430 [ 42.246304] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.247086] RIP: 0033:0x7f8d8c7785cd [ 42.247713] 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 [ 42.250421] RSP: 002b:00007ffeeb569890 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.251603] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8d8c7785cd [ 42.252729] RDX: 000055fa89cace00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.253825] RBP: 00007ffeeb5698f0 R08: 0000000000000000 R09: 00007ffeeb568f90 [ 42.254925] R10: 0000000000000000 R11: 0000000000000246 R12: 000055fac7561ad0 [ 42.256009] R13: 00007ffeeb569d20 R14: 000055fac7562bc0 R15: 000055fac7573780 [ 42.257173] [ 42.257545] irq event stamp: 1767 [ 42.258053] hardirqs last enabled at (1775): [] __up_console_sem+0x78/0x80 [ 42.259372] hardirqs last disabled at (1800): [] __up_console_sem+0x5d/0x80 [ 42.260690] softirqs last enabled at (1798): [] handle_softirqs+0x50c/0x770 [ 42.262013] softirqs last disabled at (1783): [] __irq_exit_rcu+0xc4/0x100 [ 42.263355] ---[ end trace 0000000000000000 ]--- [ 42.993048] ------------[ cut here ]------------ [ 42.993957] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.995996] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 42.997508] Modules linked in: [ 42.998141] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.000069] Tainted: [W]=WARN [ 43.000670] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.002127] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.002992] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 43.006144] RSP: 0018:ffff88801af97bc0 EFLAGS: 00010286 [ 43.007069] RAX: 0000000000000000 RBX: ffffed10035f2f78 RCX: ffffffff813a4050 [ 43.008378] RDX: ffff8880174d8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.009660] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10035f2f2f [ 43.010930] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.012195] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801af97df8 [ 43.013483] FS: 00007f6bbd91c900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.014917] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.015975] CR2: 00007fff603f2ef8 CR3: 000000001f2d0000 CR4: 0000000000350ef0 [ 43.017256] Call Trace: [ 43.017714] [ 43.018161] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.018999] ? __create_object+0x59/0x80 [ 43.019771] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.020743] __vmalloc_noprof+0x59/0x60 [ 43.021495] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.022367] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.023297] bpf_prog_alloc+0x39/0x200 [ 43.023978] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.024926] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.025827] do_seccomp+0x349/0x25e0 [ 43.026546] ? find_held_lock+0x2b/0x80 [ 43.027308] ? do_prlimit+0x310/0x610 [ 43.027996] ? __pfx_do_seccomp+0x10/0x10 [ 43.028791] ? do_raw_spin_unlock+0x53/0x220 [ 43.029607] ? _raw_spin_unlock+0x1e/0x40 [ 43.030385] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.031355] ? static_key_count+0x60/0x80 [ 43.032149] prctl_set_seccomp+0x4e/0x70 [ 43.032879] __do_sys_prctl+0xe6c/0x1d70 [ 43.033657] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.034522] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.035485] ? irqentry_exit+0xf3/0x650 [ 43.036247] do_syscall_64+0xbf/0x430 [ 43.036959] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.037901] RIP: 0033:0x7f6bbde0e5cd [ 43.038592] 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 [ 43.041738] RSP: 002b:00007fff603f1600 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.043077] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6bbde0e5cd [ 43.044360] RDX: 000055e9040ede00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.045646] RBP: 00007fff603f1660 R08: 0000000000000000 R09: 00007fff603f0d00 [ 43.046924] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e93378bad0 [ 43.048200] R13: 00007fff603f1a90 R14: 000055e93378cbc0 R15: 000055e93379d780 [ 43.049512] [ 43.049932] irq event stamp: 1735 [ 43.050583] hardirqs last enabled at (1745): [] __up_console_sem+0x78/0x80 [ 43.052088] hardirqs last disabled at (1754): [] __up_console_sem+0x5d/0x80 [ 43.053632] softirqs last enabled at (1618): [] handle_softirqs+0x50c/0x770 [ 43.055155] softirqs last disabled at (1613): [] __irq_exit_rcu+0xc4/0x100 [ 43.056671] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:18537' (ECDSA) to the list of known hosts. 2025/11/18 22:40:55 fuzzer started 2025/11/18 22:40:55 dialing manager at localhost:34383 2025/11/18 22:40:55 checking machine... 2025/11/18 22:40:55 checking revisions... [ 43.920863] kmemleak: Automatic memory scanning thread ended 2025/11/18 22:40:55 testing simple program... [ 44.025682] cgroup: Unknown subsys name 'net' [ 44.082975] cgroup: Unknown subsys name 'cpuset' [ 44.101539] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 22:40:54 Registers: info registers vcpu 0 RAX=ffffffffffffffff RBX=ffff88801b4afc08 RCX=ffff88801b4af73c RDX=0000000000000000 RSI=ffffffff85e1ffe0 RDI=ffff8880176c41d8 RBP=ffffffff85e1ffe0 RSP=ffff88801b4af730 R8 =0000000000000001 R9 =ffff88801b4af828 R10=000000000003c9ed R11=00000000000293d4 R12=ffffffff8135e7a2 R13=0000000000000206 R14=ffff8880176c3780 R15=0000000000000001 RIP=ffffffff81528fc6 RFL=00000046 [---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 00007f8d8c286900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fe1772ec528 CR3=000000001f979000 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=563412feff00545000000000000080fe XMM01=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000002305b RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 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 fffffe6a00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffeeb563000 CR3=000000001f979000 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=635f6e6f69737365733a4d41503d706f XMM01=6f6c5f6d61702c78756e696c65735f6d XMM02=61702c74696d7265705f6d61702c7469 XMM03=655f6d61702c7374696d696c5f6d6170 XMM04=3d6c616e696d72657420322e322e302e XMM05=3d656d616e74736f682022646873732f XMM06=746f6f72223d746363612078756e696c XMM07=6e655f6d61702c7374696d696c5f6d61 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000