[ 46.288756] ------------[ cut here ]------------ [ 46.289483] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.291196] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234 [ 46.292433] Modules linked in: [ 46.292990] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.294656] Tainted: [W]=WARN [ 46.295114] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.296363] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.297128] 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 [ 46.299758] RSP: 0018:ffff888019b77bc0 EFLAGS: 00010286 [ 46.300536] RAX: 0000000000000000 RBX: ffffed100336ef78 RCX: ffffffff813a4050 [ 46.301602] RDX: ffff888015df8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.302695] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100336ef2f [ 46.303771] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.304842] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019b77df8 [ 46.305922] FS: 00007fad435c9900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.307120] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.308016] CR2: 00007ffff7e50ef7 CR3: 000000000e8fc000 CR4: 0000000000350ef0 [ 46.309081] Call Trace: [ 46.309474] [ 46.309862] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.310576] ? __create_object+0x59/0x80 [ 46.311231] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.312044] __vmalloc_noprof+0x59/0x60 [ 46.312674] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.313359] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.314142] bpf_prog_alloc+0x39/0x200 [ 46.314757] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.315499] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.316253] do_seccomp+0x349/0x25e0 [ 46.316848] ? find_held_lock+0x2b/0x80 [ 46.317440] ? do_prlimit+0x310/0x610 [ 46.318060] ? __pfx_do_seccomp+0x10/0x10 [ 46.318718] ? do_raw_spin_unlock+0x53/0x220 [ 46.319372] ? _raw_spin_unlock+0x1e/0x40 [ 46.320033] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.320835] ? static_key_count+0x60/0x80 [ 46.321466] prctl_set_seccomp+0x4e/0x70 [ 46.322119] __do_sys_prctl+0xe6c/0x1d70 [ 46.322761] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.323447] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.324252] ? irqentry_exit+0xf3/0x650 [ 46.324883] do_syscall_64+0xbf/0x430 [ 46.325462] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.326254] RIP: 0033:0x7fad43abb5cd [ 46.326831] 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 [ 46.329459] RSP: 002b:00007ffff7e4fc90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.330608] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fad43abb5cd [ 46.331695] RDX: 00005634598bfe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.332759] RBP: 00007ffff7e4fcf0 R08: 0000000000000000 R09: 00007ffff7e4f390 [ 46.333841] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563480b7ead0 [ 46.334907] R13: 00007ffff7e50120 R14: 0000563480b7fbc0 R15: 0000563480b90780 [ 46.336009] [ 46.336366] irq event stamp: 1725 [ 46.336919] hardirqs last enabled at (1735): [] __up_console_sem+0x78/0x80 [ 46.338192] hardirqs last disabled at (1744): [] __up_console_sem+0x5d/0x80 [ 46.339474] softirqs last enabled at (1318): [] handle_softirqs+0x50c/0x770 [ 46.340759] softirqs last disabled at (1303): [] __irq_exit_rcu+0xc4/0x100 [ 46.342029] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.503433] ------------[ cut here ]------------ [ 49.503887] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.504863] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 49.505524] Modules linked in: [ 49.505826] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.506883] Tainted: [W]=WARN [ 49.507145] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.507848] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.508256] 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 [ 49.509748] RSP: 0018:ffff888016a57bc0 EFLAGS: 00010286 [ 49.510181] RAX: 0000000000000000 RBX: ffffed1002d4af78 RCX: ffffffff813a4050 [ 49.510777] RDX: ffff888015a60000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.511352] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d4af2f [ 49.511964] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.512536] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016a57df8 [ 49.513135] FS: 00007fb9bb21b900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.513804] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.514276] CR2: 00007fb9bb7814a6 CR3: 000000000e91b000 CR4: 0000000000350ef0 [ 49.514874] Call Trace: [ 49.515088] [ 49.515278] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.515706] ? __create_object+0x59/0x80 [ 49.516053] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.516481] __vmalloc_noprof+0x59/0x60 [ 49.516834] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.517220] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.517651] bpf_prog_alloc+0x39/0x200 [ 49.517972] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.518383] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.518800] do_seccomp+0x349/0x25e0 [ 49.519112] ? find_held_lock+0x2b/0x80 [ 49.519450] ? do_prlimit+0x310/0x610 [ 49.519800] ? __pfx_do_seccomp+0x10/0x10 [ 49.520145] ? do_raw_spin_unlock+0x53/0x220 [ 49.520511] ? _raw_spin_unlock+0x1e/0x40 [ 49.520878] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.521305] ? static_key_count+0x60/0x80 [ 49.521682] prctl_set_seccomp+0x4e/0x70 [ 49.522019] __do_sys_prctl+0xe6c/0x1d70 [ 49.522360] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.522758] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.523183] ? irqentry_exit+0xf3/0x650 [ 49.523523] do_syscall_64+0xbf/0x430 [ 49.523868] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.524291] RIP: 0033:0x7fb9bb70d5cd [ 49.524594] 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 [ 49.526061] RSP: 002b:00007fffac4aef30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.526695] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb9bb70d5cd [ 49.527265] RDX: 000055a1ba029e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.527866] RBP: 00007fffac4aef90 R08: 0000000000000000 R09: 00007fffac4ae630 [ 49.528438] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a1f623aad0 [ 49.529031] R13: 00007fffac4af3c0 R14: 000055a1f623bbc0 R15: 000055a1f624c780 [ 49.529608] [ 49.529827] irq event stamp: 1757 [ 49.530104] hardirqs last enabled at (1765): [] __up_console_sem+0x78/0x80 [ 49.530812] hardirqs last disabled at (1774): [] __up_console_sem+0x5d/0x80 [ 49.531502] softirqs last enabled at (1316): [] handle_softirqs+0x50c/0x770 [ 49.532216] softirqs last disabled at (1267): [] __irq_exit_rcu+0xc4/0x100 [ 49.532916] ---[ end trace 0000000000000000 ]--- [ 50.275497] ------------[ cut here ]------------ [ 50.276423] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.278450] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 50.279903] Modules linked in: [ 50.280483] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.282493] Tainted: [W]=WARN [ 50.283103] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.284593] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.285511] 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 [ 50.288914] RSP: 0018:ffff88801c33fbc0 EFLAGS: 00010286 [ 50.289976] RAX: 0000000000000000 RBX: ffffed1003867f78 RCX: ffffffff813a4050 [ 50.291272] RDX: ffff888015af5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.292583] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003867f2f [ 50.293871] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.295162] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801c33fdf8 [ 50.296456] FS: 00007fbb9b8e1900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.297913] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.298999] CR2: 00007fbb9bdd3580 CR3: 000000000e640000 CR4: 0000000000350ef0 [ 50.300303] Call Trace: [ 50.300819] [ 50.301229] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.302136] ? __create_object+0x59/0x80 [ 50.302921] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.303921] __vmalloc_noprof+0x59/0x60 [ 50.304685] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.305526] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.306490] bpf_prog_alloc+0x39/0x200 [ 50.307223] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.308164] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.309075] do_seccomp+0x349/0x25e0 [ 50.309791] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.310699] ? __pfx_do_seccomp+0x10/0x10 [ 50.311453] ? find_held_lock+0x2b/0x80 [ 50.312214] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.313189] ? static_key_count+0x60/0x80 [ 50.314001] prctl_set_seccomp+0x4e/0x70 [ 50.314783] __do_sys_prctl+0xe6c/0x1d70 [ 50.315533] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.316395] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.317364] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.318338] ? irqentry_exit+0xf3/0x650 [ 50.319110] do_syscall_64+0xbf/0x430 [ 50.319861] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.320813] RIP: 0033:0x7fbb9bdd35cd [ 50.321495] 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 [ 50.324704] RSP: 002b:00007ffdf4515f10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.326068] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbb9bdd35cd [ 50.327351] RDX: 000056357f54ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.328651] RBP: 00007ffdf4515f70 R08: 0000000000000000 R09: 00007ffdf4515610 [ 50.329949] R10: 0000000000000000 R11: 0000000000000246 R12: 000056358f130ad0 [ 50.331234] R13: 00007ffdf45163a0 R14: 000056358f131bc0 R15: 000056358f142780 [ 50.332555] [ 50.333030] irq event stamp: 1835 [ 50.333699] hardirqs last enabled at (1845): [] __up_console_sem+0x78/0x80 [ 50.335244] hardirqs last disabled at (1854): [] __up_console_sem+0x5d/0x80 [ 50.336785] softirqs last enabled at (1756): [] handle_softirqs+0x50c/0x770 [ 50.338349] softirqs last disabled at (1751): [] __irq_exit_rcu+0xc4/0x100 [ 50.339876] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:45894' (ECDSA) to the list of known hosts. 2025/11/18 06:54:38 fuzzer started 2025/11/18 06:54:38 dialing manager at localhost:37895 2025/11/18 06:54:38 checking machine... 2025/11/18 06:54:38 checking revisions... [ 51.241893] kmemleak: Automatic memory scanning thread ended 2025/11/18 06:54:38 testing simple program... [ 51.314358] cgroup: Unknown subsys name 'net' [ 51.374381] cgroup: Unknown subsys name 'cpuset' [ 51.394986] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 06:54:38 Registers: info registers vcpu 0 RAX=0000000000044733 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=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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000055a1f6256fd4 CR3=000000000e5c3000 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=4d73f5047c4a4787f74b6a9dd776d4aa XMM02=0000000000305c90d59e07bde36eea69 XMM03=0000000000305db8ec2efd57dc4c00df XMM04=b12cf1505741d23000000000000ae988 XMM05=5bb4616f5bc198940000000000323b30 XMM06=474038aa6c007e1f0000000000321e48 XMM07=fb795ef6d657705600000000003123b0 XMM08=2c67c8bc2e329bc30000000000305db8 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=1ffff1100371eeff RBX=0000000000000002 RCX=0000000000000001 RDX=0000000000000000 RSI=000000000000000d RDI=ffff88801b8f77f8 RBP=dffffc0000000000 RSP=ffff88801b8f7758 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=000000000000000d R13=0000000000000000 R14=ffff88801b8f77e8 R15=ffff8880096c7b40 RIP=ffffffff8161914a 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 00007fb9bb21b900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fffac4a9000 CR3=000000000e1eb000 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