[ 39.283749] ------------[ cut here ]------------ [ 39.284665] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.286644] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234 [ 39.288125] Modules linked in: [ 39.288703] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.290666] Tainted: [W]=WARN [ 39.291264] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.292731] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.293637] 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 [ 39.296755] RSP: 0018:ffff888016157bc0 EFLAGS: 00010286 [ 39.297720] RAX: 0000000000000000 RBX: ffffed1002c2af78 RCX: ffffffff813a4050 [ 39.298987] RDX: ffff88800f0d8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.300265] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c2af2f [ 39.301534] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.302794] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016157df8 [ 39.304075] FS: 00007f6d244a5900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.305490] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.307310] CR2: 00007f6d24997580 CR3: 000000000d91e000 CR4: 0000000000350ef0 [ 39.308618] Call Trace: [ 39.309116] [ 39.309520] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.310400] ? __create_object+0x59/0x80 [ 39.311184] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.312175] __vmalloc_noprof+0x59/0x60 [ 39.312874] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.313742] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.314674] bpf_prog_alloc+0x39/0x200 [ 39.315401] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.316346] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.317487] do_seccomp+0x349/0x25e0 [ 39.318241] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.319181] ? __pfx_do_seccomp+0x10/0x10 [ 39.319949] ? find_held_lock+0x2b/0x80 [ 39.320735] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.321708] ? static_key_count+0x60/0x80 [ 39.322547] prctl_set_seccomp+0x4e/0x70 [ 39.323320] __do_sys_prctl+0xe6c/0x1d70 [ 39.324150] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.324961] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.325912] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.326842] ? irqentry_exit+0xf3/0x650 [ 39.327605] do_syscall_64+0xbf/0x430 [ 39.328335] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.329271] RIP: 0033:0x7f6d249975cd [ 39.329905] 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 [ 39.332990] RSP: 002b:00007ffd7de1df50 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.334335] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d249975cd [ 39.335602] RDX: 0000559b0f35fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.336876] RBP: 00007ffd7de1dfb0 R08: 0000000000000000 R09: 00007ffd7de1d650 [ 39.338131] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559b3d041ad0 [ 39.339391] R13: 00007ffd7de1e3e0 R14: 0000559b3d042bc0 R15: 0000559b3d053780 [ 39.340665] [ 39.341134] irq event stamp: 1785 [ 39.341729] hardirqs last enabled at (1793): [] __up_console_sem+0x78/0x80 [ 39.343211] hardirqs last disabled at (1802): [] __up_console_sem+0x5d/0x80 [ 39.344730] softirqs last enabled at (1762): [] handle_softirqs+0x50c/0x770 [ 39.346217] softirqs last disabled at (1757): [] __irq_exit_rcu+0xc4/0x100 [ 39.347688] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.783474] ------------[ cut here ]------------ [ 42.784459] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.786538] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 42.788094] Modules linked in: [ 42.788692] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.790728] Tainted: [W]=WARN [ 42.791356] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.792894] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.793823] 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 [ 42.797052] RSP: 0018:ffff8880172b7bc0 EFLAGS: 00010286 [ 42.797982] RAX: 0000000000000000 RBX: ffffed1002e56f78 RCX: ffffffff813a4050 [ 42.799297] RDX: ffff88800ef90000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.800623] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e56f2f [ 42.801928] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.803265] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880172b7df8 [ 42.804587] FS: 00007fc9c76df900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.806015] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.807080] CR2: 00007fc9c7c454a6 CR3: 000000001fb3d000 CR4: 0000000000350ef0 [ 42.808398] Call Trace: [ 42.808860] [ 42.809301] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.810198] ? __create_object+0x59/0x80 [ 42.810947] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.811976] __vmalloc_noprof+0x59/0x60 [ 42.812751] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.813612] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.814577] bpf_prog_alloc+0x39/0x200 [ 42.815305] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.816284] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.817191] do_seccomp+0x349/0x25e0 [ 42.817875] ? find_held_lock+0x2b/0x80 [ 42.818646] ? do_prlimit+0x310/0x610 [ 42.819391] ? __pfx_do_seccomp+0x10/0x10 [ 42.820214] ? do_raw_spin_unlock+0x53/0x220 [ 42.821022] ? _raw_spin_unlock+0x1e/0x40 [ 42.821828] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.822844] ? static_key_count+0x60/0x80 [ 42.823704] prctl_set_seccomp+0x4e/0x70 [ 42.824524] __do_sys_prctl+0xe6c/0x1d70 [ 42.825325] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.826188] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.827215] ? irqentry_exit+0xf3/0x650 [ 42.828012] do_syscall_64+0xbf/0x430 [ 42.828771] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.829739] RIP: 0033:0x7fc9c7bd15cd [ 42.830470] 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 [ 42.833769] RSP: 002b:00007fffde32d0d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.835150] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc9c7bd15cd [ 42.836459] RDX: 0000561e9351ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.837756] RBP: 00007fffde32d130 R08: 0000000000000000 R09: 00007fffde32c7d0 [ 42.839110] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561ebe011bf0 [ 42.840468] R13: 00007fffde32d560 R14: 0000561ebe01b380 R15: 0000561ebe026460 [ 42.841788] [ 42.842271] irq event stamp: 1733 [ 42.842920] hardirqs last enabled at (1741): [] __up_console_sem+0x78/0x80 [ 42.844529] hardirqs last disabled at (1750): [] __up_console_sem+0x5d/0x80 [ 42.846064] softirqs last enabled at (1700): [] handle_softirqs+0x50c/0x770 [ 42.847620] softirqs last disabled at (1695): [] __irq_exit_rcu+0xc4/0x100 [ 42.849143] ---[ end trace 0000000000000000 ]--- [ 43.625739] ------------[ cut here ]------------ [ 43.626668] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.628710] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 43.630156] Modules linked in: [ 43.630737] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.632750] Tainted: [W]=WARN [ 43.633353] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.634843] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.635781] 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 [ 43.638971] RSP: 0018:ffff88801761fbc0 EFLAGS: 00010286 [ 43.639963] RAX: 0000000000000000 RBX: ffffed1002ec3f78 RCX: ffffffff813a4050 [ 43.641259] RDX: ffff88800ef93780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.642564] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ec3f2f [ 43.643858] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.645149] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801761fdf8 [ 43.646441] FS: 00007fda80755900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.647886] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.648994] CR2: 00007fda80c47580 CR3: 000000001fbe4000 CR4: 0000000000350ef0 [ 43.650278] Call Trace: [ 43.650736] [ 43.651180] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.652084] ? __create_object+0x59/0x80 [ 43.652815] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.653769] __vmalloc_noprof+0x59/0x60 [ 43.654509] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.655371] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.656317] bpf_prog_alloc+0x39/0x200 [ 43.657000] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.657944] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.658861] do_seccomp+0x349/0x25e0 [ 43.659600] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.660523] ? __pfx_do_seccomp+0x10/0x10 [ 43.661327] ? find_held_lock+0x2b/0x80 [ 43.662098] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.663015] ? static_key_count+0x60/0x80 [ 43.663817] prctl_set_seccomp+0x4e/0x70 [ 43.664604] __do_sys_prctl+0xe6c/0x1d70 [ 43.665380] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.666225] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.667191] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.668177] ? irqentry_exit+0xf3/0x650 [ 43.668920] do_syscall_64+0xbf/0x430 [ 43.669661] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.670617] RIP: 0033:0x7fda80c475cd [ 43.671315] 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 [ 43.674530] RSP: 002b:00007fff7c56d5d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.675893] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fda80c475cd [ 43.677215] RDX: 000055bba0525e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.678505] RBP: 00007fff7c56d630 R08: 0000000000000000 R09: 00007fff7c56ccd0 [ 43.679803] R10: 0000000000000000 R11: 0000000000000246 R12: 000055bbcb80a2b0 [ 43.681110] R13: 00007fff7c56da60 R14: 000055bbcb80cd20 R15: 000055bbcb81e8d0 [ 43.682427] [ 43.682860] irq event stamp: 1723 [ 43.683520] hardirqs last enabled at (1733): [] __up_console_sem+0x78/0x80 [ 43.685080] hardirqs last disabled at (1742): [] __up_console_sem+0x5d/0x80 [ 43.686631] softirqs last enabled at (1702): [] handle_softirqs+0x50c/0x770 [ 43.688202] softirqs last disabled at (1697): [] __irq_exit_rcu+0xc4/0x100 [ 43.689718] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:5095' (ECDSA) to the list of known hosts. 2025/11/18 22:35:23 fuzzer started 2025/11/18 22:35:23 dialing manager at localhost:34383 2025/11/18 22:35:23 checking machine... 2025/11/18 22:35:23 checking revisions... [ 44.569155] kmemleak: Automatic memory scanning thread ended 2025/11/18 22:35:23 testing simple program... [ 44.653397] cgroup: Unknown subsys name 'net' [ 44.713960] cgroup: Unknown subsys name 'cpuset' [ 44.732795] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 22:35:22 Registers: info registers vcpu 0 RAX=0000000000020000 RBX=ffff888015fa1bc0 RCX=0000000000000000 RDX=0000000000020005 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffff888015fa2618 RSP=ffff8880161576f8 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=ffff888015fa2618 R13=0000000000000000 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff815270cc RFL=00000006 [-----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 00007fc9c76df900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4900000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fffde327000 CR3=000000001fbe3000 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=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=0000000000000007 RBX=ffff888014331e18 RCX=ffffffff8152da53 RDX=0000000000000000 RSI=0000000000000004 RDI=ffff888014331e18 RBP=ffff888014331e18 RSP=ffff888015f9f8d0 R8 =0000000000000001 R9 =ffffed1002bf3f13 R10=0000000000000001 R11=0000000000000001 R12=0000000000000001 R13=ffff888015f9fc40 R14=ffff888015f9fc48 R15=ffff888015f9fc38 RIP=ffffffff81b2dfa8 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 00007f6bbc9d9900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe7400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f6bbc0f2000 CR3=000000000dde6000 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=ffffffffffffffffffffffffffffffff XMM01=30306234386136303638616663356134 XMM02=38303062343861363036386166633561 XMM03=2f6c616e72756f6a2f676f6c2f6e7572 XMM04=806274301638057900000000000ae988 XMM05=bf20037a28f5f6360000000000322f78 XMM06=090f1556b20111b30000000000321e30 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000