[ 38.957092] ------------[ cut here ]------------ [ 38.958028] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.960113] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 38.961559] Modules linked in: [ 38.962176] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.964162] Tainted: [W]=WARN [ 38.964751] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.966205] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.967140] 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 [ 38.970319] RSP: 0018:ffff888016fbfbc0 EFLAGS: 00010286 [ 38.971299] RAX: 0000000000000000 RBX: ffffed1002df7f78 RCX: ffffffff813a4050 [ 38.972567] RDX: ffff88801a7d8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.973880] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002df7f2f [ 38.975174] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.976452] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016fbfdf8 [ 38.977872] FS: 00007fcb49487900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.979318] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 38.981544] CR2: 00007fff34ccaef7 CR3: 000000000bce5000 CR4: 0000000000350ef0 [ 38.982834] Call Trace: [ 38.983307] [ 38.983765] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.984646] ? __create_object+0x59/0x80 [ 38.985365] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.986328] __vmalloc_noprof+0x59/0x60 [ 38.987081] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.987947] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.988866] bpf_prog_alloc+0x39/0x200 [ 38.989544] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.990472] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.991384] do_seccomp+0x349/0x25e0 [ 38.992102] ? find_held_lock+0x2b/0x80 [ 38.992863] ? do_prlimit+0x310/0x610 [ 38.993554] ? __pfx_do_seccomp+0x10/0x10 [ 38.994332] ? do_raw_spin_unlock+0x53/0x220 [ 38.995172] ? _raw_spin_unlock+0x1e/0x40 [ 38.995964] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.996938] ? static_key_count+0x60/0x80 [ 38.997739] prctl_set_seccomp+0x4e/0x70 [ 38.998459] __do_sys_prctl+0xe6c/0x1d70 [ 38.999254] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.000106] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.001057] ? irqentry_exit+0xf3/0x650 [ 39.001833] do_syscall_64+0xbf/0x430 [ 39.002511] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.003449] RIP: 0033:0x7fcb499795cd [ 39.004140] 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 [ 39.007303] RSP: 002b:00007fff34cc9bf0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.008664] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fcb499795cd [ 39.009936] RDX: 0000555b54467e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.011209] RBP: 00007fff34cc9c50 R08: 0000000000000000 R09: 00007fff34cc92f0 [ 39.012506] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555b77a13240 [ 39.013777] R13: 00007fff34cca080 R14: 0000555b77a1c380 R15: 0000555b77a27540 [ 39.015089] [ 39.015528] irq event stamp: 1807 [ 39.016180] hardirqs last enabled at (1817): [] __up_console_sem+0x78/0x80 [ 39.017707] hardirqs last disabled at (1826): [] __up_console_sem+0x5d/0x80 [ 39.019233] softirqs last enabled at (1746): [] handle_softirqs+0x50c/0x770 [ 39.020767] softirqs last disabled at (1739): [] __irq_exit_rcu+0xc4/0x100 [ 39.022264] ---[ end trace 0000000000000000 ]--- [ 42.160308] ------------[ cut here ]------------ [ 42.160754] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.161701] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/243 [ 42.162347] Modules linked in: [ 42.162633] CPU: 0 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.163526] Tainted: [W]=WARN [ 42.163792] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.164448] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.164868] 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 [ 42.166323] RSP: 0018:ffff8880171d7bc0 EFLAGS: 00010286 [ 42.166766] RAX: 0000000000000000 RBX: ffffed1002e3af78 RCX: ffffffff813a4050 [ 42.167342] RDX: ffff88801a7d9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.167929] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e3af2f [ 42.168496] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.169077] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880171d7df8 [ 42.169657] FS: 00007ff5fbe37900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.170300] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.170783] CR2: 00007ffc059c7ef7 CR3: 000000000c218000 CR4: 0000000000350ef0 [ 42.171368] Call Trace: [ 42.171595] [ 42.171785] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.172173] ? __create_object+0x59/0x80 [ 42.172513] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.172954] __vmalloc_noprof+0x59/0x60 [ 42.173282] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.173673] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.174080] bpf_prog_alloc+0x39/0x200 [ 42.174394] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.174812] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.175206] do_seccomp+0x349/0x25e0 [ 42.175521] ? find_held_lock+0x2b/0x80 [ 42.175863] ? do_prlimit+0x310/0x610 [ 42.176185] ? __pfx_do_seccomp+0x10/0x10 [ 42.176524] ? do_raw_spin_unlock+0x53/0x220 [ 42.176903] ? _raw_spin_unlock+0x1e/0x40 [ 42.177240] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.177677] ? static_key_count+0x60/0x80 [ 42.178027] prctl_set_seccomp+0x4e/0x70 [ 42.178362] __do_sys_prctl+0xe6c/0x1d70 [ 42.178715] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.179089] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.179516] ? irqentry_exit+0xf3/0x650 [ 42.179864] do_syscall_64+0xbf/0x430 [ 42.180184] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.180618] RIP: 0033:0x7ff5fc3295cd [ 42.180924] 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 [ 42.182386] RSP: 002b:00007ffc059c5ae0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.183009] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff5fc3295cd [ 42.183606] RDX: 0000555d21504e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.184181] RBP: 00007ffc059c5b40 R08: 0000000000000000 R09: 00007ffc059c51e0 [ 42.184760] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555d4efb2ad0 [ 42.185329] R13: 00007ffc059c5f70 R14: 0000555d4efb3bc0 R15: 0000555d4efc4780 [ 42.185918] [ 42.186112] irq event stamp: 1617 [ 42.186391] hardirqs last enabled at (1625): [] __up_console_sem+0x78/0x80 [ 42.187085] hardirqs last disabled at (1634): [] __up_console_sem+0x5d/0x80 [ 42.187785] softirqs last enabled at (1130): [] handle_softirqs+0x50c/0x770 [ 42.188470] softirqs last disabled at (1125): [] __irq_exit_rcu+0xc4/0x100 [ 42.189163] ---[ end trace 0000000000000000 ]--- [ 42.750689] ------------[ cut here ]------------ [ 42.751553] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.753523] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/251 [ 42.755134] Modules linked in: [ 42.755819] CPU: 1 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.757673] Tainted: [W]=WARN [ 42.758182] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.759566] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.760395] 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 [ 42.763369] RSP: 0018:ffff8880171c7bc0 EFLAGS: 00010286 [ 42.764295] RAX: 0000000000000000 RBX: ffffed1002e38f78 RCX: ffffffff813a4050 [ 42.765497] RDX: ffff888015ac1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.766689] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e38f2f [ 42.767897] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.769084] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880171c7df8 [ 42.770288] FS: 00007f30b2b02900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.771638] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.772650] CR2: 00007f30b2ff4580 CR3: 00000000204a2000 CR4: 0000000000350ef0 [ 42.773851] Call Trace: [ 42.774306] [ 42.774752] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.775638] ? __create_object+0x59/0x80 [ 42.776348] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.777292] __vmalloc_noprof+0x59/0x60 [ 42.778037] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.778904] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.779822] bpf_prog_alloc+0x39/0x200 [ 42.780489] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.781395] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.782270] do_seccomp+0x349/0x25e0 [ 42.782972] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.783866] ? __pfx_do_seccomp+0x10/0x10 [ 42.784635] ? find_held_lock+0x2b/0x80 [ 42.785324] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.786259] ? static_key_count+0x60/0x80 [ 42.787049] prctl_set_seccomp+0x4e/0x70 [ 42.787821] __do_sys_prctl+0xe6c/0x1d70 [ 42.788544] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.789379] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.790319] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.791260] ? irqentry_exit+0xf3/0x650 [ 42.792015] do_syscall_64+0xbf/0x430 [ 42.792744] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.793677] RIP: 0033:0x7f30b2ff45cd [ 42.794318] 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 [ 42.797439] RSP: 002b:00007ffcdc367140 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.798779] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f30b2ff45cd [ 42.800037] RDX: 000055ee5988de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.801275] RBP: 00007ffcdc3671a0 R08: 0000000000000000 R09: 00007ffcdc366840 [ 42.802530] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ee5aca8ad0 [ 42.803803] R13: 00007ffcdc3675d0 R14: 000055ee5aca9bc0 R15: 000055ee5acba780 [ 42.805079] [ 42.805486] irq event stamp: 1845 [ 42.806121] hardirqs last enabled at (1855): [] __up_console_sem+0x78/0x80 [ 42.807631] hardirqs last disabled at (1870): [] __up_console_sem+0x5d/0x80 [ 42.808993] softirqs last enabled at (1868): [] handle_softirqs+0x50c/0x770 [ 42.810362] softirqs last disabled at (1863): [] __irq_exit_rcu+0xc4/0x100 [ 42.811726] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:45094' (ECDSA) to the list of known hosts. 2025/11/17 10:26:49 fuzzer started 2025/11/17 10:26:50 dialing manager at localhost:37895 2025/11/17 10:26:50 checking machine... 2025/11/17 10:26:50 checking revisions... [ 43.627504] kmemleak: Automatic memory scanning thread ended 2025/11/17 10:26:50 testing simple program... [ 43.726237] cgroup: Unknown subsys name 'net' [ 43.814051] cgroup: Unknown subsys name 'cpuset' [ 43.825320] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 10:26:49 Registers: info registers vcpu 0 RAX=ffff8880158ed340 RBX=ffffffff81618fa0 RCX=ffff88806ce08b08 RDX=0000000000000070 RSI=0000000000000000 RDI=ffff88806ce08a70 RBP=ffff8880158ed340 RSP=ffff88806ce08a38 R8 =0000000000000007 R9 =0000000000000001 R10=ffffed1003129d49 R11=0000000000000000 R12=0000000000000000 R13=ffff88806ce08a98 R14=ffff8880158ed340 R15=ffff88806ce08a70 RIP=ffffffff81360962 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 00007ff5fbe37900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe0b00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ff5fbdfc008 CR3=000000002058c000 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=ffffffff81b2a3f3 RBX=ffffffff81618fa0 RCX=ffff888009757794 RDX=1ffff110012eaf13 RSI=ffffffff81b2a3f3 RDI=ffff888009757908 RBP=ffff8880097578d8 RSP=ffff888009757838 R8 =ffffffff86ab8c8e R9 =ffff888009757880 R10=000000000003c9ed R11=0000000000025776 R12=ffff888009757908 R13=0000000000000000 R14=ffff8880096fb780 R15=ffff888008c4b780 RIP=ffffffff81618fa0 RFL=00000286 [--S--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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5000000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fff317b9eb8 CR3=000000000da6a000 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=726f53839a6c8ab6354bbf95248b24e4 XMM02=2c67c8bc2e329bc300000000003036f0 XMM03=fb795ef6d657705600000000003108e8 XMM04=c3271664d75e74c200000000000ae988 XMM05=34e2aca8200776a50000000000322038 XMM06=817b8945e9d5037300000000003210d8 XMM07=e042d86d42eb936e00000000003112d0 XMM08=9841925d4d8448770000000000303750 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000