[ 38.838326] ------------[ cut here ]------------ [ 38.839271] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.841249] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 38.842729] Modules linked in: [ 38.843335] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 38.845334] Tainted: [W]=WARN [ 38.845937] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.847428] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.848334] 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 [ 38.851519] RSP: 0018:ffff88801a07fbc0 EFLAGS: 00010286 [ 38.852444] RAX: 0000000000000000 RBX: ffffed100340ff78 RCX: ffffffff813a4050 [ 38.853780] RDX: ffff888017a48000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.855048] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100340ff2f [ 38.856316] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.857572] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a07fdf8 [ 38.858830] FS: 00007fca9cca5900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.860254] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.861303] CR2: 00007fca9d197580 CR3: 000000000a0e5000 CR4: 0000000000350ef0 [ 38.862572] Call Trace: [ 38.863042] [ 38.863444] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.864340] ? __create_object+0x59/0x80 [ 38.865121] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.866088] __vmalloc_noprof+0x59/0x60 [ 38.866838] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.867712] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.868629] bpf_prog_alloc+0x39/0x200 [ 38.869311] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.870225] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.871125] do_seccomp+0x349/0x25e0 [ 38.871836] ? __pfx_css_rstat_updated+0x10/0x10 [ 38.872724] ? __pfx_do_seccomp+0x10/0x10 [ 38.873456] ? find_held_lock+0x2b/0x80 [ 38.874212] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.875168] ? static_key_count+0x60/0x80 [ 38.875962] prctl_set_seccomp+0x4e/0x70 [ 38.876738] __do_sys_prctl+0xe6c/0x1d70 [ 38.877510] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.878310] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.879283] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.880268] ? irqentry_exit+0xf3/0x650 [ 38.881031] do_syscall_64+0xbf/0x430 [ 38.881775] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.882734] RIP: 0033:0x7fca9d1975cd [ 38.883423] 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 [ 38.886640] RSP: 002b:00007ffffec9e230 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.888019] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fca9d1975cd [ 38.889303] RDX: 000055b0569a6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.890601] RBP: 00007ffffec9e290 R08: 0000000000000000 R09: 00007ffffec9d930 [ 38.891715] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b08c0a7ad0 [ 38.892532] R13: 00007ffffec9e6c0 R14: 000055b08c0a8bc0 R15: 000055b08c0b9780 [ 38.893324] [ 38.893625] irq event stamp: 1769 [ 38.894004] hardirqs last enabled at (1777): [] __up_console_sem+0x78/0x80 [ 38.894981] hardirqs last disabled at (1792): [] __up_console_sem+0x5d/0x80 [ 38.895938] softirqs last enabled at (1790): [] handle_softirqs+0x50c/0x770 [ 38.896871] softirqs last disabled at (1785): [] __irq_exit_rcu+0xc4/0x100 [ 38.897782] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.579417] ------------[ cut here ]------------ [ 41.580488] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.582758] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 41.584434] Modules linked in: [ 41.585161] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.587515] Tainted: [W]=WARN [ 41.588157] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.589841] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.590918] 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 [ 41.594611] RSP: 0018:ffff88801882fbc0 EFLAGS: 00010286 [ 41.595748] RAX: 0000000000000000 RBX: ffffed1003105f78 RCX: ffffffff813a4050 [ 41.597249] RDX: ffff888017519bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.598721] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003105f2f [ 41.600224] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.601709] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801882fdf8 [ 41.603225] FS: 00007f23b2178900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.605120] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.606326] CR2: 00007fff34e78ef7 CR3: 000000001a367000 CR4: 0000000000350ef0 [ 41.607799] Call Trace: [ 41.608328] [ 41.608904] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.610073] ? __create_object+0x59/0x80 [ 41.610993] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.612106] __vmalloc_noprof+0x59/0x60 [ 41.612970] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.613971] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.615067] bpf_prog_alloc+0x39/0x200 [ 41.615914] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.616991] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.618026] do_seccomp+0x349/0x25e0 [ 41.618892] ? find_held_lock+0x2b/0x80 [ 41.619776] ? do_prlimit+0x310/0x610 [ 41.620627] ? __pfx_do_seccomp+0x10/0x10 [ 41.621520] ? do_raw_spin_unlock+0x53/0x220 [ 41.622421] ? _raw_spin_unlock+0x1e/0x40 [ 41.623331] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.624442] ? static_key_count+0x60/0x80 [ 41.625355] prctl_set_seccomp+0x4e/0x70 [ 41.626244] __do_sys_prctl+0xe6c/0x1d70 [ 41.627162] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.628143] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.629247] ? irqentry_exit+0xf3/0x650 [ 41.630143] do_syscall_64+0xbf/0x430 [ 41.631017] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.632116] RIP: 0033:0x7f23b266a5cd [ 41.632931] 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 [ 41.636623] RSP: 002b:00007fff34e76c00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.638206] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f23b266a5cd [ 41.639705] RDX: 0000558e36db1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.641196] RBP: 00007fff34e76c60 R08: 0000000000000000 R09: 00007fff34e76300 [ 41.642684] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558e5a97fad0 [ 41.644121] R13: 00007fff34e77090 R14: 0000558e5a980bc0 R15: 0000558e5a991780 [ 41.645484] [ 41.645923] irq event stamp: 1707 [ 41.646585] hardirqs last enabled at (1717): [] __up_console_sem+0x78/0x80 [ 41.648169] hardirqs last disabled at (1726): [] __up_console_sem+0x5d/0x80 [ 41.649726] softirqs last enabled at (1470): [] handle_softirqs+0x50c/0x770 [ 41.651333] softirqs last disabled at (1461): [] __irq_exit_rcu+0xc4/0x100 [ 41.652894] ---[ end trace 0000000000000000 ]--- [ 42.390658] ------------[ cut here ]------------ [ 42.391613] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.393680] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 42.395140] Modules linked in: [ 42.395776] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.397758] Tainted: [W]=WARN [ 42.398314] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.399795] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.400711] 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 [ 42.403904] RSP: 0018:ffff88801a2efbc0 EFLAGS: 00010286 [ 42.404878] RAX: 0000000000000000 RBX: ffffed100345df78 RCX: ffffffff813a4050 [ 42.406164] RDX: ffff888018b05340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.407484] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100345df2f [ 42.408774] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.410062] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a2efdf8 [ 42.411359] FS: 00007f6951cde900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.412806] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.413863] CR2: 00007fff9993fef7 CR3: 000000001fbdd000 CR4: 0000000000350ef0 [ 42.415157] Call Trace: [ 42.415663] [ 42.416077] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.416973] ? __create_object+0x59/0x80 [ 42.417755] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.418924] __vmalloc_noprof+0x59/0x60 [ 42.419696] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.420562] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.421442] bpf_prog_alloc+0x39/0x200 [ 42.422164] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.423089] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.423973] do_seccomp+0x349/0x25e0 [ 42.424684] ? find_held_lock+0x2b/0x80 [ 42.425415] ? do_prlimit+0x310/0x610 [ 42.426149] ? __pfx_do_seccomp+0x10/0x10 [ 42.426930] ? do_raw_spin_unlock+0x53/0x220 [ 42.427735] ? _raw_spin_unlock+0x1e/0x40 [ 42.428499] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.429408] ? static_key_count+0x60/0x80 [ 42.430195] prctl_set_seccomp+0x4e/0x70 [ 42.430965] __do_sys_prctl+0xe6c/0x1d70 [ 42.431730] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.432580] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.433533] ? irqentry_exit+0xf3/0x650 [ 42.434266] do_syscall_64+0xbf/0x430 [ 42.435003] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.435931] RIP: 0033:0x7f69521d05cd [ 42.436606] 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 [ 42.440002] RSP: 002b:00007fff9993d310 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.441593] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f69521d05cd [ 42.442969] RDX: 000055668bd00e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.444513] RBP: 00007fff9993d370 R08: 0000000000000000 R09: 00007fff9993ca10 [ 42.445782] R10: 0000000000000000 R11: 0000000000000246 R12: 00005566c3bcaad0 [ 42.447060] R13: 00007fff9993d7a0 R14: 00005566c3bcbbc0 R15: 00005566c3bdc780 [ 42.448324] [ 42.448773] irq event stamp: 1751 [ 42.449377] hardirqs last enabled at (1759): [] __up_console_sem+0x78/0x80 [ 42.450871] hardirqs last disabled at (1768): [] __up_console_sem+0x5d/0x80 [ 42.452366] softirqs last enabled at (1718): [] handle_softirqs+0x50c/0x770 [ 42.453890] softirqs last disabled at (1713): [] __irq_exit_rcu+0xc4/0x100 [ 42.455324] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:54998' (ECDSA) to the list of known hosts. 2025/11/18 17:19:47 fuzzer started 2025/11/18 17:19:47 dialing manager at localhost:34383 2025/11/18 17:19:47 checking machine... 2025/11/18 17:19:47 checking revisions... [ 43.353759] kmemleak: Automatic memory scanning thread ended 2025/11/18 17:19:47 testing simple program... [ 43.429311] cgroup: Unknown subsys name 'net' [ 43.476714] cgroup: Unknown subsys name 'cpuset' [ 43.489344] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 17:19:46 Registers: info registers vcpu 0 RAX=ffffffff81b6219c RBX=ffffffff8672a234 RCX=ffffffff81b621ba RDX=0000000000000000 RSI=ffffffff86abec22 RDI=ffffffff8672a208 RBP=ffffffff8672a234 RSP=ffff88801619f400 R8 =ffffffff86abec22 R9 =0000000000000000 R10=000000000003c9ed R11=000000000002671b R12=ffffffff8672a234 R13=ffffffff8672a208 R14=ffffffff8672a230 R15=dffffc0000000000 RIP=ffffffff8135dac9 RFL=00000216 [----AP-] 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 =0000 0000000000000000 00000000 00000000 DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f4b02287900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5800000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f4b018ae000 CR3=000000000e5c8000 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=00000000002a7b702fccd54c36d8a3f3 XMM01=47b3909bbbd5508d404df72590690a4f XMM02=0000000000302180eff9b2d0a8fce9cb XMM03=00000000003022502c67c8bc2e329bc3 XMM04=b5a384fd8bdc8ce800000000000ae988 XMM05=9460e6a0b7ef7439000000000031fa48 XMM06=d96330e2d2db8632000000000031ebb0 XMM07=fb795ef6d6577056000000000030e260 XMM08=2c67c8bc2e329bc300000000003021f0 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffff888017809040 RBX=ffff888016bb4500 RCX=ffffffff8152d723 RDX=ffff888017800700 RSI=0000000000000000 RDI=ffff888017809040 RBP=ffff888017809040 RSP=ffff888009757b48 R8 =0000000000000001 R9 =ffffed10012eaf5a R10=0000000000000003 R11=0000000000000001 R12=ffff888016918880 R13=0000000000000246 R14=ffff888008c41780 R15=0000000000000000 RIP=ffffffff81b61af4 RFL=00000082 [--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 0000000000000000 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=00007fff34e70000 CR3=000000000b49b000 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