[ 39.059418] ------------[ cut here ]------------ [ 39.060344] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.062351] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.063864] Modules linked in: [ 39.064473] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.067976] Tainted: [W]=WARN [ 39.068547] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.070120] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.071057] 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 [ 39.074254] RSP: 0018:ffff88801995fbc0 EFLAGS: 00010286 [ 39.075229] RAX: 0000000000000000 RBX: ffffed100332bf78 RCX: ffffffff813a4050 [ 39.076509] RDX: ffff88801704b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.077806] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100332bf2f [ 39.079082] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.080375] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801995fdf8 [ 39.081657] FS: 00007fee6ab7f900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.083098] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.084170] CR2: 00007fee6b0e54a6 CR3: 000000000b70f000 CR4: 0000000000350ef0 [ 39.085463] Call Trace: [ 39.085975] [ 39.086391] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.087298] ? __create_object+0x59/0x80 [ 39.088098] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.089080] __vmalloc_noprof+0x59/0x60 [ 39.089856] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.090740] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.091636] bpf_prog_alloc+0x39/0x200 [ 39.092387] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.093320] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.094226] do_seccomp+0x349/0x25e0 [ 39.094952] ? find_held_lock+0x2b/0x80 [ 39.095729] ? do_prlimit+0x310/0x610 [ 39.096425] ? __pfx_do_seccomp+0x10/0x10 [ 39.097219] ? do_raw_spin_unlock+0x53/0x220 [ 39.098484] ? _raw_spin_unlock+0x1e/0x40 [ 39.099284] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.100254] ? static_key_count+0x60/0x80 [ 39.101062] prctl_set_seccomp+0x4e/0x70 [ 39.101847] __do_sys_prctl+0xe6c/0x1d70 [ 39.102577] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.103441] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.104411] ? irqentry_exit+0xf3/0x650 [ 39.105183] do_syscall_64+0xbf/0x430 [ 39.105928] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.106877] RIP: 0033:0x7fee6b0715cd [ 39.107562] 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 [ 39.110749] RSP: 002b:00007fffbe4da260 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.112156] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fee6b0715cd [ 39.113004] RDX: 0000563be32abe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.113814] RBP: 00007fffbe4da2c0 R08: 0000000000000000 R09: 00007fffbe4d9960 [ 39.114595] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563be660aad0 [ 39.115418] R13: 00007fffbe4da6f0 R14: 0000563be660bbc0 R15: 0000563be661c780 [ 39.116253] [ 39.116523] irq event stamp: 2087 [ 39.116910] hardirqs last enabled at (2097): [] __up_console_sem+0x78/0x80 [ 39.117707] hardirqs last disabled at (2106): [] __up_console_sem+0x5d/0x80 [ 39.118472] softirqs last enabled at (2012): [] handle_softirqs+0x50c/0x770 [ 39.119288] softirqs last disabled at (2007): [] __irq_exit_rcu+0xc4/0x100 [ 39.120075] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.251589] ------------[ cut here ]------------ [ 42.252710] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.254882] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.256569] Modules linked in: [ 42.257623] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.260006] Tainted: [W]=WARN [ 42.260616] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.262242] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.263278] 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 [ 42.266725] RSP: 0018:ffff888016cffbc0 EFLAGS: 00010286 [ 42.267825] RAX: 0000000000000000 RBX: ffffed1002d9ff78 RCX: ffffffff813a4050 [ 42.269247] RDX: ffff888015e25340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.270652] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d9ff2f [ 42.272123] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.273578] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016cffdf8 [ 42.274986] FS: 00007f343d107900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.276605] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.277758] CR2: 00007ffe93a1fef7 CR3: 000000000e988000 CR4: 0000000000350ef0 [ 42.279193] Call Trace: [ 42.279748] [ 42.280218] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.281197] ? __create_object+0x59/0x80 [ 42.282051] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.283115] __vmalloc_noprof+0x59/0x60 [ 42.283957] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.284900] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.285919] bpf_prog_alloc+0x39/0x200 [ 42.286730] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.287781] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.288832] do_seccomp+0x349/0x25e0 [ 42.289753] ? find_held_lock+0x2b/0x80 [ 42.290774] ? do_prlimit+0x310/0x610 [ 42.291815] ? __pfx_do_seccomp+0x10/0x10 [ 42.292898] ? do_raw_spin_unlock+0x53/0x220 [ 42.294037] ? _raw_spin_unlock+0x1e/0x40 [ 42.295096] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.296413] ? static_key_count+0x60/0x80 [ 42.297294] prctl_set_seccomp+0x4e/0x70 [ 42.298183] __do_sys_prctl+0xe6c/0x1d70 [ 42.299039] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.300014] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.301072] ? irqentry_exit+0xf3/0x650 [ 42.301881] do_syscall_64+0xbf/0x430 [ 42.302628] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.303719] RIP: 0033:0x7f343d5f95cd [ 42.304484] 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 [ 42.307866] RSP: 002b:00007ffe93a1eae0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.309345] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f343d5f95cd [ 42.310732] RDX: 000055eaba6c8e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.312140] RBP: 00007ffe93a1eb40 R08: 0000000000000000 R09: 00007ffe93a1e1e0 [ 42.313350] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ead1521b10 [ 42.314563] R13: 00007ffe93a1ef70 R14: 000055ead15222b0 R15: 000055ead15366f0 [ 42.315777] [ 42.316200] irq event stamp: 3241 [ 42.316800] hardirqs last enabled at (3251): [] __up_console_sem+0x78/0x80 [ 42.318326] hardirqs last disabled at (3260): [] __up_console_sem+0x5d/0x80 [ 42.319934] softirqs last enabled at (3164): [] handle_softirqs+0x50c/0x770 [ 42.321395] softirqs last disabled at (3159): [] __irq_exit_rcu+0xc4/0x100 [ 42.322798] ---[ end trace 0000000000000000 ]--- [ 43.057486] ------------[ cut here ]------------ [ 43.058197] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.059581] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 43.060485] Modules linked in: [ 43.060871] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.062143] Tainted: [W]=WARN [ 43.062505] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.063592] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.064174] 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 [ 43.066194] RSP: 0018:ffff888016577bc0 EFLAGS: 00010286 [ 43.066777] RAX: 0000000000000000 RBX: ffffed1002caef78 RCX: ffffffff813a4050 [ 43.067531] RDX: ffff888015fe3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.068315] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002caef2f [ 43.069085] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.069853] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016577df8 [ 43.070590] FS: 00007fb2b1ff4900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.071464] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.072206] CR2: 00007fb2b24e6580 CR3: 000000000caeb000 CR4: 0000000000350ef0 [ 43.073122] Call Trace: [ 43.073395] [ 43.073638] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.074176] ? __create_object+0x59/0x80 [ 43.074751] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.075462] __vmalloc_noprof+0x59/0x60 [ 43.075903] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.076400] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.077072] bpf_prog_alloc+0x39/0x200 [ 43.077482] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.078084] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.078768] do_seccomp+0x349/0x25e0 [ 43.079168] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.079711] ? __pfx_do_seccomp+0x10/0x10 [ 43.080296] ? find_held_lock+0x2b/0x80 [ 43.080752] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.081301] ? static_key_count+0x60/0x80 [ 43.081770] prctl_set_seccomp+0x4e/0x70 [ 43.082200] __do_sys_prctl+0xe6c/0x1d70 [ 43.082636] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.083140] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.083791] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.084512] ? irqentry_exit+0xf3/0x650 [ 43.084972] do_syscall_64+0xbf/0x430 [ 43.085383] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.086073] RIP: 0033:0x7fb2b24e65cd [ 43.086466] 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 [ 43.088817] RSP: 002b:00007fff104465c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.089595] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb2b24e65cd [ 43.090340] RDX: 000055e1aa72be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.091221] RBP: 00007fff10446620 R08: 0000000000000000 R09: 00007fff10445cc0 [ 43.091978] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e1e3b822b0 [ 43.092753] R13: 00007fff10446a50 R14: 000055e1e3b84d20 R15: 000055e1e3b968d0 [ 43.093491] [ 43.093771] irq event stamp: 1721 [ 43.094134] hardirqs last enabled at (1729): [] __up_console_sem+0x78/0x80 [ 43.095315] hardirqs last disabled at (1740): [] __up_console_sem+0x5d/0x80 [ 43.096401] softirqs last enabled at (1220): [] handle_softirqs+0x50c/0x770 [ 43.097429] softirqs last disabled at (1193): [] __irq_exit_rcu+0xc4/0x100 [ 43.098495] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:47625' (ECDSA) to the list of known hosts. 2025/11/19 02:10:07 fuzzer started 2025/11/19 02:10:07 dialing manager at localhost:34383 2025/11/19 02:10:07 checking machine... 2025/11/19 02:10:07 checking revisions... [ 43.998942] kmemleak: Automatic memory scanning thread ended 2025/11/19 02:10:08 testing simple program... [ 44.092252] cgroup: Unknown subsys name 'net' [ 44.146283] cgroup: Unknown subsys name 'cpuset' [ 44.166267] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 02:10:07 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffffffff85c07ee8 RCX=0000000000000001 RDX=0000000000000000 RSI=ffffffff8135e7a2 RDI=ffffffff85e1ffe0 RBP=ffffffff85e1ffe0 RSP=ffff88806ce089b8 R8 =0000000000000001 R9 =ffff88806ce08ab0 R10=000000000003c9ed R11=000000000000d005 R12=ffffffff8135e7a2 R13=ffff88806ce08ab8 R14=ffffffff85c07ed8 R15=ffff88806ce08a70 RIP=ffffffff81528efc RFL=00000247 [---Z-PC] 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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe1600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f6a48fdc350 CR3=000000000d3fd000 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=8ae812618ebb919281440cbb8bf53d81 XMM02=0000000000303738ec2efd57dc4c00df XMM03=000000000030d3a8b441c53516d587b2 XMM04=c7cfc9ed39c40e5100000000000ae988 XMM05=750a3003ab79d9520000000000320638 XMM06=474038aa6c007e1f000000000031f6d8 XMM07=e042d86d42eb936e000000000030d628 XMM08=b441c53516d587b20000000000303798 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000003 RBX=0000000000000001 RCX=ffffffff84c6acde RDX=000000000003c6ac RSI=000000000003c6ac RDI=ffffffff86fb5608 RBP=ffff888014bff9b0 RSP=ffff888014bff8e8 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=00000000000c7d16 R12=ffff888014bff9b8 R13=ffff888014bff9a0 R14=ffff888014bff999 R15=ffff888014bff958 RIP=ffffffff8135e62a 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 00007f343d107900 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=00007ffe93a18000 CR3=000000000bb75000 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