[ 46.803623] ------------[ cut here ]------------ [ 46.804354] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.806045] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 46.807256] Modules linked in: [ 46.807774] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.809409] Tainted: [W]=WARN [ 46.809881] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.811106] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.811865] 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 [ 46.814515] RSP: 0018:ffff88801bc27bc0 EFLAGS: 00010286 [ 46.815286] RAX: 0000000000000000 RBX: ffffed1003784f78 RCX: ffffffff813a4050 [ 46.816355] RDX: ffff888017291bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.817412] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003784f2f [ 46.818495] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.819560] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801bc27df8 [ 46.820630] FS: 00007f468fbeb900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.821845] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.822747] CR2: 00007ffea1c16ef7 CR3: 000000000d2ad000 CR4: 0000000000350ef0 [ 46.823793] Call Trace: [ 46.824163] [ 46.824523] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.825204] ? __create_object+0x59/0x80 [ 46.825840] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.826615] __vmalloc_noprof+0x59/0x60 [ 46.827187] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.827895] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.828662] bpf_prog_alloc+0x39/0x200 [ 46.829236] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.830007] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.830759] do_seccomp+0x349/0x25e0 [ 46.831318] ? find_held_lock+0x2b/0x80 [ 46.831949] ? do_prlimit+0x310/0x610 [ 46.832557] ? __pfx_do_seccomp+0x10/0x10 [ 46.833178] ? do_raw_spin_unlock+0x53/0x220 [ 46.833884] ? _raw_spin_unlock+0x1e/0x40 [ 46.834532] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.835295] ? static_key_count+0x60/0x80 [ 46.835965] prctl_set_seccomp+0x4e/0x70 [ 46.836602] __do_sys_prctl+0xe6c/0x1d70 [ 46.837217] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.837941] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.838744] ? irqentry_exit+0xf3/0x650 [ 46.839339] do_syscall_64+0xbf/0x430 [ 46.839963] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.840746] RIP: 0033:0x7f46900dd5cd [ 46.841293] 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 [ 46.843939] RSP: 002b:00007ffea1c14d40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.845073] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f46900dd5cd [ 46.846148] RDX: 000055ba0bec3e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.847219] RBP: 00007ffea1c14da0 R08: 0000000000000000 R09: 00007ffea1c14440 [ 46.848285] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ba4186dad0 [ 46.849361] R13: 00007ffea1c151d0 R14: 000055ba4186ebc0 R15: 000055ba4187f780 [ 46.850463] [ 46.850816] irq event stamp: 1789 [ 46.851314] hardirqs last enabled at (1797): [] __up_console_sem+0x78/0x80 [ 46.852583] hardirqs last disabled at (1806): [] __up_console_sem+0x5d/0x80 [ 46.853853] softirqs last enabled at (1440): [] handle_softirqs+0x50c/0x770 [ 46.855137] softirqs last disabled at (1423): [] __irq_exit_rcu+0xc4/0x100 [ 46.856403] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.476897] ------------[ cut here ]------------ [ 49.477812] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.479731] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 49.481157] Modules linked in: [ 49.481798] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.483743] Tainted: [W]=WARN [ 49.484281] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.485660] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.486544] 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 [ 49.489572] RSP: 0018:ffff88801c567bc0 EFLAGS: 00010286 [ 49.490516] RAX: 0000000000000000 RBX: ffffed10038acf78 RCX: ffffffff813a4050 [ 49.491764] RDX: ffff88800e8d3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.492988] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10038acf2f [ 49.494225] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.495476] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801c567df8 [ 49.496698] FS: 00007f1854e71900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.498064] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.499074] CR2: 00007f1855363580 CR3: 00000000204c0000 CR4: 0000000000350ef0 [ 49.500335] Call Trace: [ 49.500831] [ 49.501227] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.502092] ? __create_object+0x59/0x80 [ 49.502827] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.503776] __vmalloc_noprof+0x59/0x60 [ 49.504500] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.505288] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.506165] bpf_prog_alloc+0x39/0x200 [ 49.506852] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.507765] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.508625] do_seccomp+0x349/0x25e0 [ 49.509263] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.510116] ? __pfx_do_seccomp+0x10/0x10 [ 49.510952] ? find_held_lock+0x2b/0x80 [ 49.511728] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.512661] ? static_key_count+0x60/0x80 [ 49.513376] prctl_set_seccomp+0x4e/0x70 [ 49.514105] __do_sys_prctl+0xe6c/0x1d70 [ 49.514823] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.515657] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.516561] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.517577] ? irqentry_exit+0xf3/0x650 [ 49.518610] do_syscall_64+0xbf/0x430 [ 49.519314] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.520201] RIP: 0033:0x7f18553635cd [ 49.520853] 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 [ 49.523886] RSP: 002b:00007ffd468a9690 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.525172] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f18553635cd [ 49.526440] RDX: 000055dfb8766e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.527676] RBP: 00007ffd468a96f0 R08: 0000000000000000 R09: 00007ffd468a8d90 [ 49.528882] R10: 0000000000000000 R11: 0000000000000246 R12: 000055dfe1d10ad0 [ 49.530084] R13: 00007ffd468a9b20 R14: 000055dfe1d11bc0 R15: 000055dfe1d22780 [ 49.531350] [ 49.531775] irq event stamp: 1789 [ 49.532341] hardirqs last enabled at (1797): [] __up_console_sem+0x78/0x80 [ 49.533753] hardirqs last disabled at (1806): [] __up_console_sem+0x5d/0x80 [ 49.535174] softirqs last enabled at (1746): [] handle_softirqs+0x50c/0x770 [ 49.536645] softirqs last disabled at (1741): [] __irq_exit_rcu+0xc4/0x100 [ 49.538063] ---[ end trace 0000000000000000 ]--- [ 50.272531] ------------[ cut here ]------------ [ 50.273510] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.275709] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 50.277303] Modules linked in: [ 50.278001] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.280483] Tainted: [W]=WARN [ 50.281087] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.282795] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.283786] 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 [ 50.287211] RSP: 0018:ffff8880169afbc0 EFLAGS: 00010286 [ 50.288260] RAX: 0000000000000000 RBX: ffffed1002d35f78 RCX: ffffffff813a4050 [ 50.289665] RDX: ffff888019b39bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.291052] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d35f2f [ 50.292462] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.293846] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880169afdf8 [ 50.295212] FS: 00007f947df6e900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.296792] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.297937] CR2: 00007f947e4d44a6 CR3: 0000000020605000 CR4: 0000000000350ef0 [ 50.299304] Call Trace: [ 50.299838] [ 50.300317] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.301321] ? __create_object+0x59/0x80 [ 50.302179] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.303239] __vmalloc_noprof+0x59/0x60 [ 50.304048] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.304988] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.306033] bpf_prog_alloc+0x39/0x200 [ 50.306828] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.307816] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.308780] do_seccomp+0x349/0x25e0 [ 50.309602] ? find_held_lock+0x2b/0x80 [ 50.310426] ? do_prlimit+0x310/0x610 [ 50.311173] ? __pfx_do_seccomp+0x10/0x10 [ 50.312006] ? do_raw_spin_unlock+0x53/0x220 [ 50.312897] ? _raw_spin_unlock+0x1e/0x40 [ 50.313785] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.314812] ? static_key_count+0x60/0x80 [ 50.315661] prctl_set_seccomp+0x4e/0x70 [ 50.316485] __do_sys_prctl+0xe6c/0x1d70 [ 50.317302] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.318231] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.319270] ? irqentry_exit+0xf3/0x650 [ 50.320080] do_syscall_64+0xbf/0x430 [ 50.320857] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.321919] RIP: 0033:0x7f947e4605cd [ 50.322619] 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 [ 50.325576] RSP: 002b:00007ffd58a37190 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.326867] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f947e4605cd [ 50.328060] RDX: 000055e840e8ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.329274] RBP: 00007ffd58a371f0 R08: 0000000000000000 R09: 00007ffd58a36890 [ 50.330508] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e857a75ad0 [ 50.331714] R13: 00007ffd58a37620 R14: 000055e857a76bc0 R15: 000055e857a87780 [ 50.332927] [ 50.333378] irq event stamp: 1857 [ 50.334011] hardirqs last enabled at (1867): [] __up_console_sem+0x78/0x80 [ 50.335448] hardirqs last disabled at (1876): [] __up_console_sem+0x5d/0x80 [ 50.336857] softirqs last enabled at (1780): [] handle_softirqs+0x50c/0x770 [ 50.338358] softirqs last disabled at (1775): [] __irq_exit_rcu+0xc4/0x100 [ 50.339805] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:41734' (ECDSA) to the list of known hosts. 2025/11/18 13:52:55 fuzzer started 2025/11/18 13:52:56 dialing manager at localhost:34383 2025/11/18 13:52:56 checking machine... 2025/11/18 13:52:56 checking revisions... [ 51.230475] kmemleak: Automatic memory scanning thread ended 2025/11/18 13:52:56 testing simple program... [ 51.332851] cgroup: Unknown subsys name 'net' [ 51.392990] cgroup: Unknown subsys name 'cpuset' [ 51.405606] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 13:52:55 Registers: info registers vcpu 0 RAX=0000000000041dcb RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f850 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 fffffe0b00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f598aff4048 CR3=000000000cdf5000 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=de9fd0ed2d2e28838d4ff0667400960e XMM02=0000000000303ad8eff9b2d0a8fce9cb XMM03=0000000000303ba82c67c8bc2e329bc3 XMM04=a8bb59196ee195d700000000000ae988 XMM05=420eea9274530f5400000000003207b0 XMM06=d74844bf967d85ba000000000031f5c8 XMM07=e042d86d42eb936e000000000030fa30 XMM08=5b2df13a761d1a5f0000000000303ba8 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffff888015f2b800 RBX=ffff8880161328c0 RCX=ffffffff8152d723 RDX=ffff8880158a0900 RSI=0000000000000000 RDI=ffff8880161328c0 RBP=ffff8880161328c0 RSP=ffff888009757bb8 R8 =0000000000000001 R9 =ffffed10012eaf68 R10=0000000000000003 R11=0000000000000001 R12=ffff8880070d1190 R13=0000000000000246 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff81b61af4 RFL=00000086 [--S--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 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5800000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd468a3000 CR3=0000000016968000 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