[ 45.587416] ------------[ cut here ]------------ [ 45.588345] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.590350] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 45.591788] Modules linked in: [ 45.592435] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 45.594425] Tainted: [W]=WARN [ 45.595016] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.596693] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.597662] 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 [ 45.600808] RSP: 0018:ffff88801564fbc0 EFLAGS: 00010286 [ 45.601765] RAX: 0000000000000000 RBX: ffffed1002ac9f78 RCX: ffffffff813a4050 [ 45.603045] RDX: ffff888018215340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.604338] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ac9f2f [ 45.605618] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.606891] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801564fdf8 [ 45.608171] FS: 00007f7ede96f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 45.609591] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.610787] CR2: 00007ffc656a7ef8 CR3: 0000000013270000 CR4: 0000000000350ef0 Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 45.613282] Call Trace: [ 45.613745] [ 45.614192] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.615094] ? __create_object+0x59/0x80 [ 45.615815] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.616785] __vmalloc_noprof+0x59/0x60 [ 45.617540] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.618407] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.619340] bpf_prog_alloc+0x39/0x200 [ 45.620076] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.621003] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.621865] do_seccomp+0x349/0x25e0 [ 45.622575] ? find_held_lock+0x2b/0x80 [ 45.623309] ? do_prlimit+0x310/0x610 [ 45.624049] ? __pfx_do_seccomp+0x10/0x10 [ 45.624789] ? do_raw_spin_unlock+0x53/0x220 [ 45.625597] ? _raw_spin_unlock+0x1e/0x40 [ 45.626360] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.627316] ? static_key_count+0x60/0x80 [ 45.628134] prctl_set_seccomp+0x4e/0x70 [ 45.628874] __do_sys_prctl+0xe6c/0x1d70 [ 45.629662] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.630509] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.631467] ? irqentry_exit+0xf3/0x650 [ 45.632234] do_syscall_64+0xbf/0x430 [ 45.632962] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.633870] RIP: 0033:0x7f7edee615cd [ 45.634569] 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 [ 45.637699] RSP: 002b:00007ffc656a5e30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.639028] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7edee615cd [ 45.640297] RDX: 000055d32ad78e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.641558] RBP: 00007ffc656a5e90 R08: 0000000000000000 R09: 00007ffc656a5530 [ 45.642823] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d36558cad0 [ 45.644099] R13: 00007ffc656a62c0 R14: 000055d36558dbc0 R15: 000055d36559e780 [ 45.645381] [ 45.645796] irq event stamp: 1883 [ 45.646437] hardirqs last enabled at (1893): [] __up_console_sem+0x78/0x80 [ 45.647945] hardirqs last disabled at (1902): [] __up_console_sem+0x5d/0x80 [ 45.649448] softirqs last enabled at (1734): [] handle_softirqs+0x50c/0x770 [ 45.650979] softirqs last disabled at (1729): [] __irq_exit_rcu+0xc4/0x100 [ 45.652468] ---[ end trace 0000000000000000 ]--- [ 48.579851] ------------[ cut here ]------------ [ 48.580624] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.582411] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 48.583610] Modules linked in: [ 48.584136] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 48.585761] Tainted: [W]=WARN [ 48.586247] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.587653] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.588476] 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 [ 48.591084] RSP: 0018:ffff888018057bc0 EFLAGS: 00010286 [ 48.591859] RAX: 0000000000000000 RBX: ffffed100300af78 RCX: ffffffff813a4050 [ 48.592939] RDX: ffff88801b505340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.594005] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100300af2f [ 48.595062] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.596127] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018057df8 [ 48.597194] FS: 00007f805ef68900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 48.598372] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.599239] CR2: 00007fffc6e7aef8 CR3: 0000000009bd1000 CR4: 0000000000350ef0 [ 48.600306] Call Trace: [ 48.600699] [ 48.601071] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.601780] ? __create_object+0x59/0x80 [ 48.602422] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.603227] __vmalloc_noprof+0x59/0x60 [ 48.603815] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.604551] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.605322] bpf_prog_alloc+0x39/0x200 [ 48.605894] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.606672] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.607418] do_seccomp+0x349/0x25e0 [ 48.608020] ? find_held_lock+0x2b/0x80 [ 48.608618] ? do_prlimit+0x310/0x610 [ 48.609232] ? __pfx_do_seccomp+0x10/0x10 [ 48.609840] ? do_raw_spin_unlock+0x53/0x220 [ 48.610526] ? _raw_spin_unlock+0x1e/0x40 [ 48.611173] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.612004] ? static_key_count+0x60/0x80 [ 48.612630] prctl_set_seccomp+0x4e/0x70 [ 48.613266] __do_sys_prctl+0xe6c/0x1d70 [ 48.613875] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.614570] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.615362] ? irqentry_exit+0xf3/0x650 [ 48.616003] do_syscall_64+0xbf/0x430 [ 48.616579] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.617364] RIP: 0033:0x7f805f45a5cd [ 48.617906] 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 [ 48.620540] RSP: 002b:00007fffc6e78e70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.621666] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f805f45a5cd [ 48.622716] RDX: 00005555b8619e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.623768] RBP: 00007fffc6e78ed0 R08: 0000000000000000 R09: 00007fffc6e78570 [ 48.624831] R10: 0000000000000000 R11: 0000000000000246 R12: 00005555f2f99240 [ 48.625888] R13: 00007fffc6e79300 R14: 00005555f2fa2380 R15: 00005555f2fad540 [ 48.626960] [ 48.627308] irq event stamp: 1875 [ 48.627812] hardirqs last enabled at (1883): [] __up_console_sem+0x78/0x80 [ 48.629073] hardirqs last disabled at (1892): [] __up_console_sem+0x5d/0x80 [ 48.630314] softirqs last enabled at (1798): [] handle_softirqs+0x50c/0x770 [ 48.631578] softirqs last disabled at (1785): [] __irq_exit_rcu+0xc4/0x100 [ 48.632831] ---[ end trace 0000000000000000 ]--- [ 49.375340] ------------[ cut here ]------------ [ 49.376259] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.378204] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/247 [ 49.379594] Modules linked in: [ 49.380218] CPU: 0 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.382120] Tainted: [W]=WARN [ 49.382645] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.384060] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.384886] 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 [ 49.387949] RSP: 0018:ffff888009f3fbc0 EFLAGS: 00010286 [ 49.388844] RAX: 0000000000000000 RBX: ffffed10013e7f78 RCX: ffffffff813a4050 [ 49.390084] RDX: ffff88801b098000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.391311] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10013e7f2f [ 49.392565] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.393783] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888009f3fdf8 [ 49.395018] FS: 00007f066278f900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.396406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.397425] CR2: 00007ffcc2d83ef8 CR3: 0000000013432000 CR4: 0000000000350ef0 [ 49.398661] Call Trace: [ 49.399148] [ 49.399540] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.400416] ? __create_object+0x59/0x80 [ 49.401162] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.402099] __vmalloc_noprof+0x59/0x60 [ 49.402787] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.403626] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.404527] bpf_prog_alloc+0x39/0x200 [ 49.405233] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.406113] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.406991] do_seccomp+0x349/0x25e0 [ 49.407636] ? find_held_lock+0x2b/0x80 [ 49.408375] ? do_prlimit+0x310/0x610 [ 49.409084] ? __pfx_do_seccomp+0x10/0x10 [ 49.409798] ? do_raw_spin_unlock+0x53/0x220 [ 49.410611] ? _raw_spin_unlock+0x1e/0x40 [ 49.411351] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.412287] ? static_key_count+0x60/0x80 [ 49.413069] prctl_set_seccomp+0x4e/0x70 [ 49.413770] __do_sys_prctl+0xe6c/0x1d70 [ 49.414520] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.415354] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.416298] ? irqentry_exit+0xf3/0x650 [ 49.417033] do_syscall_64+0xbf/0x430 [ 49.417695] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.418608] RIP: 0033:0x7f0662c815cd [ 49.419287] 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 [ 49.422331] RSP: 002b:00007ffcc2d81980 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.423678] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0662c815cd [ 49.424962] RDX: 0000560523a2be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.426247] RBP: 00007ffcc2d819e0 R08: 0000000000000000 R09: 00007ffcc2d81080 [ 49.427525] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560526318b10 [ 49.428840] R13: 00007ffcc2d81e10 R14: 00005605263192b0 R15: 000056052632d6f0 [ 49.430154] [ 49.430576] irq event stamp: 1725 [ 49.431229] hardirqs last enabled at (1741): [] __up_console_sem+0x78/0x80 [ 49.432783] hardirqs last disabled at (1750): [] __up_console_sem+0x5d/0x80 [ 49.434303] softirqs last enabled at (1738): [] handle_softirqs+0x50c/0x770 [ 49.435855] softirqs last disabled at (1769): [] __irq_exit_rcu+0xc4/0x100 [ 49.437387] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:29200' (ECDSA) to the list of known hosts. 2025/11/18 05:16:24 fuzzer started 2025/11/18 05:16:24 dialing manager at localhost:37895 2025/11/18 05:16:24 checking machine... 2025/11/18 05:16:24 checking revisions... [ 50.320229] kmemleak: Automatic memory scanning thread ended 2025/11/18 05:16:24 testing simple program... [ 50.410457] cgroup: Unknown subsys name 'net' [ 50.476537] cgroup: Unknown subsys name 'cpuset' [ 50.495258] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 05:16:23 Registers: info registers vcpu 0 RAX=000000000004a0cf 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 fffffe4500000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffcc9513ae8 CR3=000000000c3ad000 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=2033323a36313a353020383120766f4e XMM01=6964206465766965636552203a5d3933 XMM02=6f63736964203a31313a303430323520 XMM03=7266207463656e6e6f63736964206465 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732033323a36313a3530203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=1ffff110029cdf26 RCX=ffffffff84c5409b RDX=ffff888014c0b780 RSI=ffffffff84c4f24e RDI=ffff888014e6f950 RBP=0000000000000320 RSP=ffff888014e6f8d8 R8 =0000000000000001 R9 =fffffbfff0cc9eca R10=0000000000000000 R11=0000000000000001 R12=ffff888014e6f950 R13=0000000000000000 R14=00000000000000ff R15=ffff888009a57500 RIP=ffffffff81751cbb RFL=00000046 [---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 00007f23b85f7900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5100000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f23b7d0d000 CR3=000000000e8d6000 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=64657669656365523d4547415353454d XMM01=352074726f7020322e322e302e303120 XMM02=63736964203a31313a30343032352074 XMM03=66207463656e6e6f6373696420646576 XMM04=b5ea93bfb1715dad00000000000ae988 XMM05=1319e678c5640f8a000000000031fc78 XMM06=ae874397eddf6935000000000031fbe0 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000