[ 47.118299] ------------[ cut here ]------------ [ 47.119230] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 47.121336] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234 [ 47.122825] Modules linked in: [ 47.123424] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 47.125476] Tainted: [W]=WARN [ 47.126082] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 47.127572] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 47.128508] 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 [ 47.131722] RSP: 0018:ffff8880158f7bc0 EFLAGS: 00010286 [ 47.132723] RAX: 0000000000000000 RBX: ffffed1002b1ef78 RCX: ffffffff813a4050 [ 47.134032] RDX: ffff88800f28d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 47.135330] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b1ef2f [ 47.136638] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 47.137937] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880158f7df8 [ 47.139240] FS: 00007fbabb69b900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 47.140712] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.141803] CR2: 00007ffcef988ef7 CR3: 0000000013bb4000 CR4: 0000000000350ef0 [ 47.143106] Call Trace: [ 47.143577] [ 47.144037] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 47.144949] ? __create_object+0x59/0x80 [ 47.145695] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 47.146676] __vmalloc_noprof+0x59/0x60 [ 47.147432] bpf_prog_alloc_no_stats+0x55/0x470 [ 47.148303] ? __pfx_seccomp_check_filter+0x10/0x10 [ 47.149265] bpf_prog_alloc+0x39/0x200 [ 47.150024] ? __pfx_seccomp_check_filter+0x10/0x10 [ 47.150972] bpf_prog_create_from_user+0xb2/0x2f0 [ 47.151888] do_seccomp+0x349/0x25e0 [ 47.152583] ? find_held_lock+0x2b/0x80 [ 47.153356] ? do_prlimit+0x310/0x610 [ 47.154106] ? __pfx_do_seccomp+0x10/0x10 [ 47.154903] ? do_raw_spin_unlock+0x53/0x220 [ 47.155700] ? _raw_spin_unlock+0x1e/0x40 [ 47.156500] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 47.157471] ? static_key_count+0x60/0x80 [ 47.158290] prctl_set_seccomp+0x4e/0x70 [ 47.159080] __do_sys_prctl+0xe6c/0x1d70 [ 47.159873] ? __pfx___do_sys_prctl+0x10/0x10 [ 47.160702] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 47.161684] ? irqentry_exit+0xf3/0x650 [ 47.162446] do_syscall_64+0xbf/0x430 [ 47.163198] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 47.164165] RIP: 0033:0x7fbabbb8d5cd [ 47.164888] 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 [ 47.168102] RSP: 002b:00007ffcef987e40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 47.169513] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbabbb8d5cd [ 47.170810] RDX: 000055de820d9e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 47.172108] RBP: 00007ffcef987ea0 R08: 0000000000000000 R09: 00007ffcef987540 [ 47.173421] R10: 0000000000000000 R11: 0000000000000246 R12: 000055de8de4b240 [ 47.174723] R13: 00007ffcef9882d0 R14: 000055de8de54380 R15: 000055de8de5f540 [ 47.176040] [ 47.176478] irq event stamp: 1707 [ 47.177135] hardirqs last enabled at (1717): [] __up_console_sem+0x78/0x80 [ 47.178684] hardirqs last disabled at (1726): [] __up_console_sem+0x5d/0x80 [ 47.180219] softirqs last enabled at (1646): [] handle_softirqs+0x50c/0x770 [ 47.181808] softirqs last disabled at (1641): [] __irq_exit_rcu+0xc4/0x100 [ 47.183346] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.793907] ------------[ cut here ]------------ [ 49.794823] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.796887] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 49.798347] Modules linked in: [ 49.798973] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.800964] Tainted: [W]=WARN [ 49.801536] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.803257] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.804248] 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 [ 49.807449] RSP: 0018:ffff8880164afbc0 EFLAGS: 00010286 [ 49.808444] RAX: 0000000000000000 RBX: ffffed1002c95f78 RCX: ffffffff813a4050 [ 49.809718] RDX: ffff888016785340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.811003] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c95f2f [ 49.812286] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.813589] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880164afdf8 [ 49.814865] FS: 00007fc7f4e25900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.816265] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.817320] CR2: 00007fc7f5317580 CR3: 000000000df9f000 CR4: 0000000000350ef0 [ 49.818580] Call Trace: [ 49.819085] [ 49.819494] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.820394] ? __create_object+0x59/0x80 [ 49.821164] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.822116] __vmalloc_noprof+0x59/0x60 [ 49.822862] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.823661] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.824586] bpf_prog_alloc+0x39/0x200 [ 49.825314] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.826220] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.827113] do_seccomp+0x349/0x25e0 [ 49.827818] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.828667] ? __pfx_do_seccomp+0x10/0x10 [ 49.829444] ? find_held_lock+0x2b/0x80 [ 49.830198] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.831163] ? static_key_count+0x60/0x80 [ 49.831958] prctl_set_seccomp+0x4e/0x70 [ 49.832687] __do_sys_prctl+0xe6c/0x1d70 [ 49.833467] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.834326] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.835282] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.836225] ? irqentry_exit+0xf3/0x650 [ 49.836995] do_syscall_64+0xbf/0x430 [ 49.837676] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.838606] RIP: 0033:0x7fc7f53175cd [ 49.839303] 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 [ 49.842445] RSP: 002b:00007ffebaa32490 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.843789] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc7f53175cd [ 49.845070] RDX: 000056548dc1ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.846330] RBP: 00007ffebaa324f0 R08: 0000000000000000 R09: 00007ffebaa31b90 [ 49.847591] R10: 0000000000000000 R11: 0000000000000246 R12: 000056549a256ad0 [ 49.848871] R13: 00007ffebaa32920 R14: 000056549a257bc0 R15: 000056549a268780 [ 49.850144] [ 49.850564] irq event stamp: 1841 [ 49.851214] hardirqs last enabled at (1851): [] __up_console_sem+0x78/0x80 [ 49.852719] hardirqs last disabled at (1860): [] __up_console_sem+0x5d/0x80 [ 49.854214] softirqs last enabled at (1494): [] handle_softirqs+0x50c/0x770 [ 49.855714] softirqs last disabled at (1489): [] __irq_exit_rcu+0xc4/0x100 [ 49.857130] ---[ end trace 0000000000000000 ]--- [ 50.630488] ------------[ cut here ]------------ [ 50.631248] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.633055] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 50.634264] Modules linked in: [ 50.634755] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.636731] Tainted: [W]=WARN [ 50.637249] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.638466] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.639227] 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 [ 50.641847] RSP: 0018:ffff8880170cfbc0 EFLAGS: 00010286 [ 50.642621] RAX: 0000000000000000 RBX: ffffed1002e19f78 RCX: ffffffff813a4050 [ 50.643659] RDX: ffff888009d55340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.644721] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e19f2f [ 50.645787] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.646834] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880170cfdf8 [ 50.647880] FS: 00007f69b687d900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.649071] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.649944] CR2: 00007ffef7667ef7 CR3: 000000000dbbc000 CR4: 0000000000350ef0 [ 50.651001] Call Trace: [ 50.651384] [ 50.651719] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.652470] ? __create_object+0x59/0x80 [ 50.653118] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.653921] __vmalloc_noprof+0x59/0x60 [ 50.654513] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.655232] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.656007] bpf_prog_alloc+0x39/0x200 [ 50.656591] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.657387] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.658154] do_seccomp+0x349/0x25e0 [ 50.658717] ? find_held_lock+0x2b/0x80 [ 50.659352] ? do_prlimit+0x310/0x610 [ 50.659975] ? __pfx_do_seccomp+0x10/0x10 [ 50.660599] ? do_raw_spin_unlock+0x53/0x220 [ 50.661307] ? _raw_spin_unlock+0x1e/0x40 [ 50.661968] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.662747] ? static_key_count+0x60/0x80 [ 50.663433] prctl_set_seccomp+0x4e/0x70 [ 50.664089] __do_sys_prctl+0xe6c/0x1d70 [ 50.664726] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.665444] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.666271] ? irqentry_exit+0xf3/0x650 [ 50.666925] do_syscall_64+0xbf/0x430 [ 50.667513] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.668337] RIP: 0033:0x7f69b6d6f5cd [ 50.668973] 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 [ 50.671667] RSP: 002b:00007ffef76660f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.672828] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f69b6d6f5cd [ 50.673923] RDX: 00005586270e7e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.674999] RBP: 00007ffef7666150 R08: 0000000000000000 R09: 00007ffef76657f0 [ 50.676089] R10: 0000000000000000 R11: 0000000000000246 R12: 000055865f0f42b0 [ 50.677190] R13: 00007ffef7666580 R14: 000055865f0f6d20 R15: 000055865f1088d0 [ 50.678274] [ 50.678633] irq event stamp: 1739 [ 50.679176] hardirqs last enabled at (1749): [] __up_console_sem+0x78/0x80 [ 50.680461] hardirqs last disabled at (1758): [] __up_console_sem+0x5d/0x80 [ 50.681747] softirqs last enabled at (1266): [] handle_softirqs+0x50c/0x770 [ 50.683066] softirqs last disabled at (1245): [] __irq_exit_rcu+0xc4/0x100 [ 50.684364] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:14374' (ECDSA) to the list of known hosts. 2025/11/17 10:05:33 fuzzer started 2025/11/17 10:05:33 dialing manager at localhost:37895 2025/11/17 10:05:33 checking machine... 2025/11/17 10:05:33 checking revisions... [ 51.567437] kmemleak: Automatic memory scanning thread ended 2025/11/17 10:05:33 testing simple program... [ 51.664923] cgroup: Unknown subsys name 'net' [ 51.728933] cgroup: Unknown subsys name 'cpuset' [ 51.741702] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 10:05:32 Registers: info registers vcpu 0 RAX=000000000003b9b9 RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffffffff0b80fc7 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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fc7f4dd901c CR3=000000000e389000 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=21df96e39c5b5aa5704cfd1df488e72a XMM02=eff9b2d0a8fce9cb00000000003070c8 XMM03=2c67c8bc2e329bc300000000003071f0 XMM04=473a616751b38ee700000000000ae988 XMM05=7f97d19b0d3bfb8a0000000000324388 XMM06=3aab7d274d61332e0000000000322db8 XMM07=fb795ef6d65770560000000000313668 XMM08=2c67c8bc2e329bc300000000003071f0 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=dffffc0000000000 RBX=0000000000000001 RCX=ffffffff86aaecd0 RDX=1ffff11002eb4f35 RSI=0000000000000000 RDI=0000000000000001 RBP=ffff8880175a79a8 RSP=ffff8880175a78e8 R8 =ffffffff86aaecd4 R9 =ffff8880175a7998 R10=000000000003c9ed R11=0000000000023cd8 R12=ffff8880175a79b8 R13=ffff8880175a79a0 R14=ffff8880175a7d58 R15=ffff8880175a7958 RIP=ffffffff8135f9f5 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 00007fc7f4e25900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe7c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fc7f53dd0b0 CR3=00000000201d2000 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=25252525252525252525252525252525 XMM01=000000000000000000000000000000ff XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=662079726f6d656d20666f2074756f00 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000