[ 46.556598] ------------[ cut here ]------------ [ 46.557613] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.560275] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 46.561821] Modules linked in: [ 46.562548] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.564675] Tainted: [W]=WARN [ 46.565303] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.566877] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.567854] 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 [ 46.571368] RSP: 0018:ffff88801868fbc0 EFLAGS: 00010286 [ 46.572463] RAX: 0000000000000000 RBX: ffffed10030d1f78 RCX: ffffffff813a4050 [ 46.573911] RDX: ffff888015cb0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.575358] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10030d1f2f [ 46.576797] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.578235] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801868fdf8 [ 46.579686] FS: 00007fc8d6e5c900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.581305] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.582493] CR2: 00007fc8d73c24a6 CR3: 000000000c03c000 CR4: 0000000000350ef0 [ 46.583938] Call Trace: [ 46.584515] [ 46.584973] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.585980] ? __create_object+0x59/0x80 [ 46.586867] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.587965] __vmalloc_noprof+0x59/0x60 [ 46.588798] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.589778] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.590829] bpf_prog_alloc+0x39/0x200 [ 46.591658] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.592689] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.593680] do_seccomp+0x349/0x25e0 [ 46.594477] ? find_held_lock+0x2b/0x80 [ 46.595325] ? do_prlimit+0x310/0x610 [ 46.596148] ? __pfx_do_seccomp+0x10/0x10 [ 46.596976] ? do_raw_spin_unlock+0x53/0x220 [ 46.597891] ? _raw_spin_unlock+0x1e/0x40 [ 46.598762] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.599841] ? static_key_count+0x60/0x80 [ 46.600727] prctl_set_seccomp+0x4e/0x70 [ 46.601587] __do_sys_prctl+0xe6c/0x1d70 [ 46.602450] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.603415] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.604485] ? irqentry_exit+0xf3/0x650 [ 46.605331] do_syscall_64+0xbf/0x430 [ 46.606158] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.607259] RIP: 0033:0x7fc8d734e5cd [ 46.607992] 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 [ 46.611551] RSP: 002b:00007ffe9cd291b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.613052] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc8d734e5cd [ 46.614450] RDX: 0000555f9190ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.615714] RBP: 00007ffe9cd29210 R08: 0000000000000000 R09: 00007ffe9cd288b0 [ 46.616873] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555fa0484240 [ 46.618043] R13: 00007ffe9cd29640 R14: 0000555fa0483bf0 R15: 0000555fa04984d0 [ 46.619230] [ 46.619611] irq event stamp: 1743 [ 46.620194] hardirqs last enabled at (1753): [] __up_console_sem+0x78/0x80 [ 46.621565] hardirqs last disabled at (1762): [] __up_console_sem+0x5d/0x80 [ 46.622946] softirqs last enabled at (1636): [] handle_softirqs+0x50c/0x770 [ 46.624338] softirqs last disabled at (1631): [] __irq_exit_rcu+0xc4/0x100 [ 46.625691] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.879483] ------------[ cut here ]------------ [ 49.880669] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.882705] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 49.884165] Modules linked in: [ 49.884753] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.886751] Tainted: [W]=WARN [ 49.887364] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.888869] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.889783] 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 [ 49.892979] RSP: 0018:ffff888016effbc0 EFLAGS: 00010286 [ 49.893955] RAX: 0000000000000000 RBX: ffffed1002ddff78 RCX: ffffffff813a4050 [ 49.895247] RDX: ffff888015d53780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.896541] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ddff2f [ 49.897822] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.899123] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016effdf8 [ 49.900418] FS: 00007fe8e3a24900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.901858] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.902938] CR2: 00007fe8e3f16580 CR3: 0000000009cad000 CR4: 0000000000350ef0 [ 49.904247] Call Trace: [ 49.904708] [ 49.905161] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.906069] ? __create_object+0x59/0x80 [ 49.906812] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.907787] __vmalloc_noprof+0x59/0x60 [ 49.908540] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.909433] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.910371] bpf_prog_alloc+0x39/0x200 [ 49.911114] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.911992] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.912902] do_seccomp+0x349/0x25e0 [ 49.913613] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.914520] ? __pfx_do_seccomp+0x10/0x10 [ 49.915310] ? find_held_lock+0x2b/0x80 [ 49.916076] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.916991] ? static_key_count+0x60/0x80 [ 49.917805] prctl_set_seccomp+0x4e/0x70 [ 49.918577] __do_sys_prctl+0xe6c/0x1d70 [ 49.919367] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.920229] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.921204] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.922178] ? irqentry_exit+0xf3/0x650 [ 49.922925] do_syscall_64+0xbf/0x430 [ 49.923663] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.924624] RIP: 0033:0x7fe8e3f165cd [ 49.925340] 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 [ 49.928521] RSP: 002b:00007ffe88bbe700 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.929881] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe8e3f165cd [ 49.931181] RDX: 00005627b1c92e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.932465] RBP: 00007ffe88bbe760 R08: 0000000000000000 R09: 00007ffe88bbde00 [ 49.933751] R10: 0000000000000000 R11: 0000000000000246 R12: 00005627bbf81ad0 [ 49.935047] R13: 00007ffe88bbeb90 R14: 00005627bbf82bc0 R15: 00005627bbf93780 [ 49.936355] [ 49.936781] irq event stamp: 2819 [ 49.937418] hardirqs last enabled at (2829): [] __up_console_sem+0x78/0x80 [ 49.938949] hardirqs last disabled at (2838): [] __up_console_sem+0x5d/0x80 [ 49.940272] softirqs last enabled at (2354): [] handle_softirqs+0x50c/0x770 [ 49.941574] softirqs last disabled at (2349): [] __irq_exit_rcu+0xc4/0x100 [ 49.942854] ---[ end trace 0000000000000000 ]--- [ 50.757682] ------------[ cut here ]------------ [ 50.758604] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.760633] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 50.762085] Modules linked in: [ 50.762672] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.764865] Tainted: [W]=WARN [ 50.765512] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.766993] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.767906] 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 [ 50.771059] RSP: 0018:ffff88801729fbc0 EFLAGS: 00010286 [ 50.771981] RAX: 0000000000000000 RBX: ffffed1002e53f78 RCX: ffffffff813a4050 [ 50.773297] RDX: ffff88801aeab780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.774573] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e53f2f [ 50.775875] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.777156] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801729fdf8 [ 50.778444] FS: 00007fca7b81f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.779883] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.780931] CR2: 00007fffa8adeef7 CR3: 000000000d8b4000 CR4: 0000000000350ef0 [ 50.782200] Call Trace: [ 50.782656] [ 50.783125] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.783981] ? __create_object+0x59/0x80 [ 50.784765] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.785730] __vmalloc_noprof+0x59/0x60 [ 50.786482] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.787378] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.788307] bpf_prog_alloc+0x39/0x200 [ 50.788999] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.789920] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.790842] do_seccomp+0x349/0x25e0 [ 50.791560] ? find_held_lock+0x2b/0x80 [ 50.792312] ? do_prlimit+0x310/0x610 [ 50.793042] ? __pfx_do_seccomp+0x10/0x10 [ 50.793775] ? do_raw_spin_unlock+0x53/0x220 [ 50.794602] ? _raw_spin_unlock+0x1e/0x40 [ 50.795391] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.796341] ? static_key_count+0x60/0x80 [ 50.797149] prctl_set_seccomp+0x4e/0x70 [ 50.797868] __do_sys_prctl+0xe6c/0x1d70 [ 50.798653] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.799526] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.800501] ? irqentry_exit+0xf3/0x650 [ 50.801279] do_syscall_64+0xbf/0x430 [ 50.801976] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.802961] RIP: 0033:0x7fca7bd115cd [ 50.803675] 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 [ 50.806866] RSP: 002b:00007fffa8add470 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.808229] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fca7bd115cd [ 50.809511] RDX: 000055a528e57e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.810825] RBP: 00007fffa8add4d0 R08: 0000000000000000 R09: 00007fffa8adcb70 [ 50.812120] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a55cdc12b0 [ 50.813406] R13: 00007fffa8add900 R14: 000055a55cdc3d20 R15: 000055a55cdd58d0 [ 50.814721] [ 50.815188] irq event stamp: 1829 [ 50.815800] hardirqs last enabled at (1837): [] __up_console_sem+0x78/0x80 [ 50.817341] hardirqs last disabled at (1846): [] __up_console_sem+0x5d/0x80 [ 50.818882] softirqs last enabled at (1442): [] handle_softirqs+0x50c/0x770 [ 50.820445] softirqs last disabled at (1437): [] __irq_exit_rcu+0xc4/0x100 [ 50.821998] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:21268' (ECDSA) to the list of known hosts. 2025/11/17 12:07:16 fuzzer started 2025/11/17 12:07:16 dialing manager at localhost:37895 2025/11/17 12:07:16 checking machine... 2025/11/17 12:07:16 checking revisions... [ 51.737312] kmemleak: Automatic memory scanning thread ended 2025/11/17 12:07:16 testing simple program... [ 51.821987] cgroup: Unknown subsys name 'net' [ 51.893370] cgroup: Unknown subsys name 'cpuset' [ 51.907865] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 12:07:15 Registers: info registers vcpu 0 RAX=1ffff110012c4f39 RBX=000000000000000a RCX=0000000000000001 RDX=0000000000000000 RSI=000000000000000c RDI=ffff8880096279c8 RBP=dffffc0000000000 RSP=ffff8880096278e8 R8 =ffffffff869d9f82 R9 =0000000000000000 R10=000000000003c9ed R11=000000000000054b R12=000000000000000c R13=0000000000000000 R14=ffff888009627978 R15=ffff888008c4b780 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fe8e3fd9650 CR3=000000000b89b000 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=2035313a37303a323120373120766f4e XMM01=657463656e6e6f63736944203a5d3134 XMM02=302e303120746f6f722072657375206d XMM03=203a5d3134325b646873732072656c6c XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732035313a37303a3231203731 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000020000 RBX=ffff8880159d3780 RCX=0000000000000000 RDX=0000000000020005 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffff8880159d41d8 RSP=ffff88801c9d7c10 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=ffff8880159d41d8 R13=0000000000000000 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff815270cc RFL=00000006 [-----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 00007fe8e3a24900 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=00007ffe88bb8000 CR3=000000001fbc4000 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