[ 39.028255] ------------[ cut here ]------------ [ 39.028836] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.030116] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.031024] Modules linked in: [ 39.031406] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.032661] Tainted: [W]=WARN [ 39.033036] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.033969] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.034512] 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 [ 39.036526] RSP: 0018:ffff88801631fbc0 EFLAGS: 00010286 [ 39.037152] RAX: 0000000000000000 RBX: ffffed1002c63f78 RCX: ffffffff813a4050 [ 39.037972] RDX: ffff888015a43780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.038784] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c63f2f [ 39.039572] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.040530] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801631fdf8 [ 39.041352] FS: 00007fa13007a900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.042256] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.042940] CR2: 00007ffceef0cef8 CR3: 000000000e185000 CR4: 0000000000350ef0 [ 39.043741] Call Trace: [ 39.044065] [ 39.044328] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.044903] ? __create_object+0x59/0x80 [ 39.045371] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.045989] __vmalloc_noprof+0x59/0x60 [ 39.046439] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.046993] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.047565] bpf_prog_alloc+0x39/0x200 [ 39.048040] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.048600] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.049176] do_seccomp+0x349/0x25e0 [ 39.049604] ? find_held_lock+0x2b/0x80 [ 39.050086] ? do_prlimit+0x310/0x610 [ 39.050530] ? __pfx_do_seccomp+0x10/0x10 [ 39.051037] ? do_raw_spin_unlock+0x53/0x220 [ 39.051536] ? _raw_spin_unlock+0x1e/0x40 [ 39.052033] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.052616] ? static_key_count+0x60/0x80 [ 39.053125] prctl_set_seccomp+0x4e/0x70 [ 39.053590] __do_sys_prctl+0xe6c/0x1d70 [ 39.054086] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.054602] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.055225] ? irqentry_exit+0xf3/0x650 [ 39.055686] do_syscall_64+0xbf/0x430 [ 39.056158] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.056731] RIP: 0033:0x7fa13056c5cd [ 39.057180] 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 [ 39.059195] RSP: 002b:00007ffceef0ba20 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.060073] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa13056c5cd [ 39.060889] RDX: 00005636f8b84e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.061672] RBP: 00007ffceef0ba80 R08: 0000000000000000 R09: 00007ffceef0b120 [ 39.062481] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563704e62ad0 [ 39.063305] R13: 00007ffceef0beb0 R14: 0000563704e63bc0 R15: 0000563704e74780 [ 39.064137] [ 39.064409] irq event stamp: 1729 [ 39.064822] hardirqs last enabled at (1739): [] __up_console_sem+0x78/0x80 [ 39.065785] hardirqs last disabled at (1748): [] sysvec_apic_timer_interrupt+0xf/0x80 [ 39.066839] softirqs last enabled at (1362): [] handle_softirqs+0x50c/0x770 [ 39.067837] softirqs last disabled at (1357): [] __irq_exit_rcu+0xc4/0x100 [ 39.068801] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.866656] ------------[ cut here ]------------ [ 41.867580] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.869581] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 41.871007] Modules linked in: [ 41.871604] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.873845] Tainted: [W]=WARN [ 41.874408] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.875916] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.876831] 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 [ 41.879996] RSP: 0018:ffff888019c67bc0 EFLAGS: 00010286 [ 41.880967] RAX: 0000000000000000 RBX: ffffed100338cf78 RCX: ffffffff813a4050 [ 41.882251] RDX: ffff88800f5b0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.883548] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100338cf2f [ 41.884816] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.886090] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019c67df8 [ 41.887402] FS: 00007f6239394900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 41.888867] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.889919] CR2: 00007f6239886580 CR3: 000000001fcb2000 CR4: 0000000000350ef0 [ 41.891202] Call Trace: [ 41.891662] [ 41.892119] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.893018] ? __create_object+0x59/0x80 [ 41.893735] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.894697] __vmalloc_noprof+0x59/0x60 [ 41.895473] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.896365] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.897287] bpf_prog_alloc+0x39/0x200 [ 41.898009] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.898925] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.899839] do_seccomp+0x349/0x25e0 [ 41.900517] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.901405] ? __pfx_do_seccomp+0x10/0x10 [ 41.902209] ? find_held_lock+0x2b/0x80 [ 41.902979] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.903957] ? static_key_count+0x60/0x80 [ 41.904711] prctl_set_seccomp+0x4e/0x70 [ 41.905473] __do_sys_prctl+0xe6c/0x1d70 [ 41.906260] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.907114] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.908066] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.909038] ? irqentry_exit+0xf3/0x650 [ 41.909809] do_syscall_64+0xbf/0x430 [ 41.910515] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.911503] RIP: 0033:0x7f62398865cd [ 41.912244] 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 [ 41.915505] RSP: 002b:00007ffcf8cdf3f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.916890] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f62398865cd [ 41.918201] RDX: 0000561cba2f6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.919535] RBP: 00007ffcf8cdf450 R08: 0000000000000000 R09: 00007ffcf8cdeaf0 [ 41.920843] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561cdbbc5b10 [ 41.922150] R13: 00007ffcf8cdf880 R14: 0000561cdbbc62b0 R15: 0000561cdbbda6f0 [ 41.923480] [ 41.923955] irq event stamp: 1797 [ 41.924563] hardirqs last enabled at (1805): [] __up_console_sem+0x78/0x80 [ 41.926123] hardirqs last disabled at (1814): [] __up_console_sem+0x5d/0x80 [ 41.927661] softirqs last enabled at (1764): [] handle_softirqs+0x50c/0x770 [ 41.929177] softirqs last disabled at (1759): [] __irq_exit_rcu+0xc4/0x100 [ 41.930677] ---[ end trace 0000000000000000 ]--- [ 42.753656] ------------[ cut here ]------------ [ 42.754422] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.756128] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 42.757329] Modules linked in: [ 42.757866] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.759534] Tainted: [W]=WARN [ 42.760044] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.761320] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.762102] 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 [ 42.764783] RSP: 0018:ffff888019c67bc0 EFLAGS: 00010286 [ 42.765560] RAX: 0000000000000000 RBX: ffffed100338cf78 RCX: ffffffff813a4050 [ 42.766620] RDX: ffff8880157c9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.767680] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100338cf2f [ 42.768752] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.769838] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019c67df8 [ 42.770917] FS: 00007fe66ae4f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.772128] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.773027] CR2: 00007ffde31e9ef8 CR3: 000000001fe6a000 CR4: 0000000000350ef0 [ 42.774104] Call Trace: [ 42.774488] [ 42.774870] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.775589] ? __create_object+0x59/0x80 [ 42.776238] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.777036] __vmalloc_noprof+0x59/0x60 [ 42.777636] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.778357] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.779134] bpf_prog_alloc+0x39/0x200 [ 42.779713] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.780481] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.781237] do_seccomp+0x349/0x25e0 [ 42.781837] ? find_held_lock+0x2b/0x80 [ 42.782429] ? do_prlimit+0x310/0x610 [ 42.783072] ? __pfx_do_seccomp+0x10/0x10 [ 42.783688] ? do_raw_spin_unlock+0x53/0x220 [ 42.784388] ? _raw_spin_unlock+0x1e/0x40 [ 42.785030] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.785829] ? static_key_count+0x60/0x80 [ 42.786468] prctl_set_seccomp+0x4e/0x70 [ 42.787132] __do_sys_prctl+0xe6c/0x1d70 [ 42.787747] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.788465] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.789274] ? irqentry_exit+0xf3/0x650 [ 42.789897] do_syscall_64+0xbf/0x430 [ 42.790474] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.791273] RIP: 0033:0x7fe66b3415cd [ 42.791864] 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 [ 42.794503] RSP: 002b:00007ffde31e8170 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.795646] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe66b3415cd [ 42.796718] RDX: 0000561cb263ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.797783] RBP: 00007ffde31e81d0 R08: 0000000000000000 R09: 00007ffde31e7870 [ 42.798854] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561ce108dbf0 [ 42.799935] R13: 00007ffde31e8600 R14: 0000561ce1097380 R15: 0000561ce10a2460 [ 42.801026] [ 42.801378] irq event stamp: 1789 [ 42.801935] hardirqs last enabled at (1799): [] __up_console_sem+0x78/0x80 [ 42.803207] hardirqs last disabled at (1808): [] __up_console_sem+0x5d/0x80 [ 42.804480] softirqs last enabled at (1398): [] handle_softirqs+0x50c/0x770 [ 42.805789] softirqs last disabled at (1383): [] __irq_exit_rcu+0xc4/0x100 [ 42.807078] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:53820' (ECDSA) to the list of known hosts. 2025/11/18 07:43:05 fuzzer started 2025/11/18 07:43:05 dialing manager at localhost:37895 2025/11/18 07:43:05 checking machine... 2025/11/18 07:43:05 checking revisions... [ 43.719287] kmemleak: Automatic memory scanning thread ended 2025/11/18 07:43:05 testing simple program... [ 43.808955] cgroup: Unknown subsys name 'net' [ 43.906744] cgroup: Unknown subsys name 'cpuset' [ 43.931664] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 07:43:04 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffffffff81618fa0 RCX=ffff8880162878ac RDX=1ffff11002c50f36 RSI=ffffffff83c6ac13 RDI=ffff888016287a20 RBP=ffff8880162879f0 RSP=ffff888016287948 R8 =0000000000000001 R9 =ffff888016287998 R10=000000000003c9ed R11=000000000009a692 R12=ffff888016287a20 R13=0000000000000000 R14=ffff88800f4d8000 R15=0000000000000d40 RIP=ffffffff81618faf RFL=00000282 [--S----] 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 00007f6239394900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f623994b618 CR3=000000001fd56000 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=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000023e69 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=00000206 [-----P-] 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 fffffe2800000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffddeae2518 CR3=000000000b8d4000 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=2034303a33343a373020383120766f4e XMM01=73732878696e755f6d6170203a5d3933 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3933325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732034303a33343a3730203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000