[ 39.164291] ------------[ cut here ]------------ [ 39.165328] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.167907] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.169585] Modules linked in: [ 39.170300] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.172530] Tainted: [W]=WARN [ 39.173167] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.174814] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.175840] 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 [ 39.179434] RSP: 0018:ffff888016647bc0 EFLAGS: 00010286 [ 39.180525] RAX: 0000000000000000 RBX: ffffed1002cc8f78 RCX: ffffffff813a4050 [ 39.181987] RDX: ffff888016cbb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.183421] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cc8f2f [ 39.184858] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.186290] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016647df8 [ 39.187726] FS: 00007f91a8a4a900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.189342] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.190517] CR2: 00007ffee0101ef7 CR3: 000000000e142000 CR4: 0000000000350ef0 [ 39.191942] Call Trace: [ 39.192504] [ 39.192969] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.193968] ? __create_object+0x59/0x80 [ 39.194836] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.195907] __vmalloc_noprof+0x59/0x60 [ 39.196762] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.197732] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.198766] bpf_prog_alloc+0x39/0x200 [ 39.199583] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.200625] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.201636] do_seccomp+0x349/0x25e0 [ 39.202429] ? find_held_lock+0x2b/0x80 [ 39.203218] ? do_prlimit+0x310/0x610 [ 39.204042] ? __pfx_do_seccomp+0x10/0x10 [ 39.204927] ? do_raw_spin_unlock+0x53/0x220 [ 39.205845] ? _raw_spin_unlock+0x1e/0x40 [ 39.206702] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.207758] ? static_key_count+0x60/0x80 [ 39.208677] prctl_set_seccomp+0x4e/0x70 [ 39.209548] __do_sys_prctl+0xe6c/0x1d70 [ 39.210410] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.211354] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.212422] ? irqentry_exit+0xf3/0x650 [ 39.213268] do_syscall_64+0xbf/0x430 [ 39.214034] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.215070] RIP: 0033:0x7f91a8f3c5cd [ 39.215828] 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 [ 39.219308] RSP: 002b:00007ffee01008d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.220810] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f91a8f3c5cd [ 39.222203] RDX: 000055669ad82e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.223609] RBP: 00007ffee0100930 R08: 0000000000000000 R09: 00007ffee00fffd0 [ 39.225008] R10: 0000000000000000 R11: 0000000000000246 R12: 00005566cf561ad0 [ 39.226390] R13: 00007ffee0100d60 R14: 00005566cf562bc0 R15: 00005566cf573780 [ 39.227792] [ 39.228290] irq event stamp: 1739 [ 39.228944] hardirqs last enabled at (1747): [] __up_console_sem+0x78/0x80 [ 39.230386] hardirqs last disabled at (1756): [] __up_console_sem+0x5d/0x80 [ 39.231827] softirqs last enabled at (1492): [] handle_softirqs+0x50c/0x770 [ 39.233319] softirqs last disabled at (1483): [] __irq_exit_rcu+0xc4/0x100 [ 39.234764] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.609756] ------------[ cut here ]------------ [ 41.610709] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.612846] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 41.614334] Modules linked in: [ 41.614932] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.618428] Tainted: [W]=WARN [ 41.619000] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.620616] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.621598] 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 [ 41.624885] RSP: 0018:ffff88801b307bc0 EFLAGS: 00010286 [ 41.625887] RAX: 0000000000000000 RBX: ffffed1003660f78 RCX: ffffffff813a4050 [ 41.627201] RDX: ffff88801872b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.628575] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003660f2f [ 41.629901] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.631201] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801b307df8 [ 41.632569] FS: 00007fbbc1315900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.634053] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.635129] CR2: 00007fbbc1807580 CR3: 00000000205be000 CR4: 0000000000350ef0 [ 41.636480] Call Trace: [ 41.636967] [ 41.637426] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.638338] ? __create_object+0x59/0x80 [ 41.639088] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.640118] __vmalloc_noprof+0x59/0x60 [ 41.640966] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.641858] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.642806] bpf_prog_alloc+0x39/0x200 [ 41.643560] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.644552] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.645495] do_seccomp+0x349/0x25e0 [ 41.646183] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.647090] ? __pfx_do_seccomp+0x10/0x10 [ 41.647891] ? find_held_lock+0x2b/0x80 [ 41.648718] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.649749] ? static_key_count+0x60/0x80 [ 41.650572] prctl_set_seccomp+0x4e/0x70 [ 41.651366] __do_sys_prctl+0xe6c/0x1d70 [ 41.652122] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.653025] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.654045] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.655036] ? irqentry_exit+0xf3/0x650 [ 41.655819] do_syscall_64+0xbf/0x430 [ 41.656574] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.657605] RIP: 0033:0x7fbbc18075cd [ 41.658332] 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 [ 41.661638] RSP: 002b:00007ffe0a9395a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.663071] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbbc18075cd [ 41.664381] RDX: 000055e5dc09de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.665707] RBP: 00007ffe0a939600 R08: 0000000000000000 R09: 00007ffe0a938ca0 [ 41.666815] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e5fd838ad0 [ 41.667913] R13: 00007ffe0a939a30 R14: 000055e5fd839bc0 R15: 000055e5fd84a780 [ 41.669070] [ 41.669480] irq event stamp: 2069 [ 41.669996] hardirqs last enabled at (2077): [] __up_console_sem+0x78/0x80 [ 41.671303] hardirqs last disabled at (2086): [] __up_console_sem+0x5d/0x80 [ 41.672610] softirqs last enabled at (2006): [] handle_softirqs+0x50c/0x770 [ 41.673983] softirqs last disabled at (2001): [] __irq_exit_rcu+0xc4/0x100 [ 41.675293] ---[ end trace 0000000000000000 ]--- [ 42.290912] ------------[ cut here ]------------ [ 42.292145] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.294764] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 42.296615] Modules linked in: [ 42.297445] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.300498] Tainted: [W]=WARN [ 42.301629] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.303539] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.304755] 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 [ 42.308848] RSP: 0018:ffff888015c7fbc0 EFLAGS: 00010286 [ 42.310126] RAX: 0000000000000000 RBX: ffffed1002b8ff78 RCX: ffffffff813a4050 [ 42.311788] RDX: ffff88801868b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.313385] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b8ff2f [ 42.314679] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.315955] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015c7fdf8 [ 42.317256] FS: 00007f034706a900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.318678] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.319733] CR2: 00007f03475d04a6 CR3: 000000000def0000 CR4: 0000000000350ef0 [ 42.321012] Call Trace: [ 42.321524] [ 42.321939] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.322839] ? __create_object+0x59/0x80 [ 42.323618] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.324616] __vmalloc_noprof+0x59/0x60 [ 42.325518] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.326378] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.327310] bpf_prog_alloc+0x39/0x200 [ 42.328017] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.328977] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.330259] do_seccomp+0x349/0x25e0 [ 42.331066] ? find_held_lock+0x2b/0x80 [ 42.331844] ? do_prlimit+0x310/0x610 [ 42.332609] ? __pfx_do_seccomp+0x10/0x10 [ 42.333443] ? do_raw_spin_unlock+0x53/0x220 [ 42.334288] ? _raw_spin_unlock+0x1e/0x40 [ 42.335046] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.336029] ? static_key_count+0x60/0x80 [ 42.336878] prctl_set_seccomp+0x4e/0x70 [ 42.337757] __do_sys_prctl+0xe6c/0x1d70 [ 42.338772] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.339633] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.340623] ? irqentry_exit+0xf3/0x650 [ 42.341412] do_syscall_64+0xbf/0x430 [ 42.342121] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.343084] RIP: 0033:0x7f034755c5cd [ 42.343799] 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 [ 42.346576] RSP: 002b:00007ffff5158190 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.347456] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f034755c5cd [ 42.348275] RDX: 00005640bf634e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.349077] RBP: 00007ffff51581f0 R08: 0000000000000000 R09: 00007ffff5157890 [ 42.349898] R10: 0000000000000000 R11: 0000000000000246 R12: 00005640ebf5dad0 [ 42.350716] R13: 00007ffff5158620 R14: 00005640ebf5ebc0 R15: 00005640ebf6f780 [ 42.351549] [ 42.351821] irq event stamp: 1881 [ 42.352206] hardirqs last enabled at (1889): [] __up_console_sem+0x78/0x80 [ 42.353187] hardirqs last disabled at (1898): [] __up_console_sem+0x5d/0x80 [ 42.354166] softirqs last enabled at (1726): [] handle_softirqs+0x50c/0x770 [ 42.355152] softirqs last disabled at (1721): [] __irq_exit_rcu+0xc4/0x100 [ 42.356111] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:56729' (ECDSA) to the list of known hosts. 2025/11/17 11:36:27 fuzzer started 2025/11/17 11:36:27 dialing manager at localhost:37895 2025/11/17 11:36:27 checking machine... 2025/11/17 11:36:27 checking revisions... [ 43.285059] kmemleak: Automatic memory scanning thread ended 2025/11/17 11:36:27 testing simple program... [ 43.358673] cgroup: Unknown subsys name 'net' [ 43.417396] cgroup: Unknown subsys name 'cpuset' [ 43.428725] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 11:36:26 Registers: info registers vcpu 0 RAX=ffffffff81b61825 RBX=ffffffff81618fa0 RCX=ffff888016947724 RDX=1ffff11002d28f05 RSI=ffffffff81b61825 RDI=ffff888016947898 RBP=ffff888016947868 RSP=ffff8880169477c0 R8 =ffffffff86a49c3a R9 =ffff888016947810 R10=000000000003c9ed R11=0000000000012f69 R12=ffff888016947898 R13=0000000000000000 R14=ffff88800f09d340 R15=ffff888008c41780 RIP=ffffffff84c99a2a RFL=00000282 [--S----] 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 00007fbbc1315900 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=00007fbbc12e4008 CR3=000000000bc66000 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=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000001c3d7 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffff110012ddfd2 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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4000000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f74e9a8d000 CR3=000000000b739000 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=51b8a801415c67856246f363b61703cf XMM02=2c67c8bc2e329bc30000000000307e70 XMM03=fb795ef6d65770560000000000311890 XMM04=3184dc1a474cb47800000000000ae988 XMM05=07c8bb74b6c04a440000000000321b10 XMM06=d74844bf967d85ba0000000000321998 XMM07=e042d86d42eb936e00000000003122d0 XMM08=8ba49619fc6dea3b0000000000307ed0 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000