[ 46.364389] ------------[ cut here ]------------ [ 46.365325] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.367729] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 46.369230] Modules linked in: [ 46.369873] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.371876] Tainted: [W]=WARN [ 46.372464] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.374186] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.375188] 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 [ 46.378417] RSP: 0018:ffff88800f55fbc0 EFLAGS: 00010286 [ 46.379422] RAX: 0000000000000000 RBX: ffffed1001eabf78 RCX: ffffffff813a4050 [ 46.380728] RDX: ffff88801943b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.382032] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001eabf2f [ 46.383332] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.384645] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f55fdf8 [ 46.385953] FS: 00007fb5938ba900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.387416] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.388504] CR2: 00007fff7adc4ef7 CR3: 000000000deee000 CR4: 0000000000350ef0 [ 46.389809] Call Trace: [ 46.390288] [ 46.390700] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.391615] ? __create_object+0x59/0x80 [ 46.392424] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.393417] __vmalloc_noprof+0x59/0x60 [ 46.394187] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.395072] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.396044] bpf_prog_alloc+0x39/0x200 [ 46.396738] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.397694] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.398613] do_seccomp+0x349/0x25e0 [ 46.399345] ? find_held_lock+0x2b/0x80 [ 46.400142] ? do_prlimit+0x310/0x610 [ 46.400917] ? __pfx_do_seccomp+0x10/0x10 [ 46.401679] ? do_raw_spin_unlock+0x53/0x220 [ 46.402512] ? _raw_spin_unlock+0x1e/0x40 [ 46.403305] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.404304] ? static_key_count+0x60/0x80 [ 46.405113] prctl_set_seccomp+0x4e/0x70 [ 46.405904] __do_sys_prctl+0xe6c/0x1d70 [ 46.406647] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.407526] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.408535] ? irqentry_exit+0xf3/0x650 [ 46.409312] do_syscall_64+0xbf/0x430 [ 46.410070] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.411054] RIP: 0033:0x7fb593dac5cd [ 46.411747] 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 [ 46.414467] RSP: 002b:00007fff7adc2830 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.415621] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb593dac5cd [ 46.416706] RDX: 000055ac0ab48e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.417803] RBP: 00007fff7adc2890 R08: 0000000000000000 R09: 00007fff7adc1f30 [ 46.418862] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ac3c0daad0 [ 46.419951] R13: 00007fff7adc2cc0 R14: 000055ac3c0dbbc0 R15: 000055ac3c0ec780 [ 46.421048] [ 46.421400] irq event stamp: 1819 [ 46.421949] hardirqs last enabled at (1829): [] __up_console_sem+0x78/0x80 [ 46.423249] hardirqs last disabled at (1838): [] __up_console_sem+0x5d/0x80 [ 46.424548] softirqs last enabled at (1756): [] handle_softirqs+0x50c/0x770 [ 46.425834] softirqs last disabled at (1751): [] __irq_exit_rcu+0xc4/0x100 [ 46.427111] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.739811] ------------[ cut here ]------------ [ 49.740500] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.742040] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 49.743157] Modules linked in: [ 49.743616] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.745202] Tainted: [W]=WARN [ 49.745549] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.746446] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.747002] 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 [ 49.748976] RSP: 0018:ffff888019787bc0 EFLAGS: 00010286 [ 49.749553] RAX: 0000000000000000 RBX: ffffed10032f0f78 RCX: ffffffff813a4050 [ 49.750337] RDX: ffff88801a8cb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.751113] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10032f0f2f [ 49.751887] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.752659] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019787df8 [ 49.753432] FS: 00007fcfc928f900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.754569] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.755361] CR2: 00007ffe1f882ef7 CR3: 000000000d235000 CR4: 0000000000350ef0 [ 49.756334] Call Trace: [ 49.756687] [ 49.757027] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.757684] ? __create_object+0x59/0x80 [ 49.758265] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.758997] __vmalloc_noprof+0x59/0x60 [ 49.759532] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.760201] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.760894] bpf_prog_alloc+0x39/0x200 [ 49.761413] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.762126] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.762666] do_seccomp+0x349/0x25e0 [ 49.763224] ? find_held_lock+0x2b/0x80 [ 49.763758] ? do_prlimit+0x310/0x610 [ 49.764322] ? __pfx_do_seccomp+0x10/0x10 [ 49.764898] ? do_raw_spin_unlock+0x53/0x220 [ 49.765477] ? _raw_spin_unlock+0x1e/0x40 [ 49.766052] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.766730] ? static_key_count+0x60/0x80 [ 49.767317] prctl_set_seccomp+0x4e/0x70 [ 49.767897] __do_sys_prctl+0xe6c/0x1d70 [ 49.768453] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.769093] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.769774] ? irqentry_exit+0xf3/0x650 [ 49.770342] do_syscall_64+0xbf/0x430 [ 49.770892] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.771573] RIP: 0033:0x7fcfc97815cd [ 49.772029] 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 [ 49.774457] RSP: 002b:00007ffe1f881620 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.775460] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fcfc97815cd [ 49.776553] RDX: 00005613f8cbee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.777482] RBP: 00007ffe1f881680 R08: 0000000000000000 R09: 00007ffe1f880d20 [ 49.778496] R10: 0000000000000000 R11: 0000000000000246 R12: 000056141f8d1bf0 [ 49.779262] R13: 00007ffe1f881ab0 R14: 000056141f8db380 R15: 000056141f8e6460 [ 49.780043] [ 49.780300] irq event stamp: 2229 [ 49.780662] hardirqs last enabled at (2237): [] __up_console_sem+0x78/0x80 [ 49.781588] hardirqs last disabled at (2246): [] __up_console_sem+0x5d/0x80 [ 49.782508] softirqs last enabled at (1868): [] handle_softirqs+0x50c/0x770 [ 49.783439] softirqs last disabled at (1861): [] __irq_exit_rcu+0xc4/0x100 [ 49.784367] ---[ end trace 0000000000000000 ]--- [ 50.554874] ------------[ cut here ]------------ [ 50.555733] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.557769] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 50.559223] Modules linked in: [ 50.559847] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.561840] Tainted: [W]=WARN [ 50.562378] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.563876] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.564746] 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 [ 50.567931] RSP: 0018:ffff88801ad67bc0 EFLAGS: 00010286 [ 50.568911] RAX: 0000000000000000 RBX: ffffed10035acf78 RCX: ffffffff813a4050 [ 50.570190] RDX: ffff888015fdd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.571454] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10035acf2f [ 50.572760] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.574039] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801ad67df8 [ 50.575314] FS: 00007f86e08d1900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.576751] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.577808] CR2: 00007f86e0dc3580 CR3: 000000002087c000 CR4: 0000000000350ef0 [ 50.579094] Call Trace: [ 50.579560] [ 50.580023] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.580913] ? __create_object+0x59/0x80 [ 50.581644] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.582593] __vmalloc_noprof+0x59/0x60 [ 50.583334] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.584202] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.585136] bpf_prog_alloc+0x39/0x200 [ 50.585868] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.586748] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.587645] do_seccomp+0x349/0x25e0 [ 50.588371] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.589270] ? __pfx_do_seccomp+0x10/0x10 [ 50.590059] ? find_held_lock+0x2b/0x80 [ 50.590824] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.591744] ? static_key_count+0x60/0x80 [ 50.592546] prctl_set_seccomp+0x4e/0x70 [ 50.593312] __do_sys_prctl+0xe6c/0x1d70 [ 50.594085] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.594928] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.595900] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.596883] ? irqentry_exit+0xf3/0x650 [ 50.597604] do_syscall_64+0xbf/0x430 [ 50.598340] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.599283] RIP: 0033:0x7f86e0dc35cd [ 50.599994] 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 [ 50.603125] RSP: 002b:00007fff64f9d5e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.604474] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f86e0dc35cd [ 50.605745] RDX: 000055d2df3afe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.607009] RBP: 00007fff64f9d640 R08: 0000000000000000 R09: 00007fff64f9cce0 [ 50.608299] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d2fcc64bf0 [ 50.609572] R13: 00007fff64f9da70 R14: 000055d2fcc6e380 R15: 000055d2fcc79460 [ 50.611063] [ 50.611484] irq event stamp: 1719 [ 50.612135] hardirqs last enabled at (1729): [] __up_console_sem+0x78/0x80 [ 50.613638] hardirqs last disabled at (1738): [] __up_console_sem+0x5d/0x80 [ 50.615161] softirqs last enabled at (1622): [] handle_softirqs+0x50c/0x770 [ 50.616696] softirqs last disabled at (1617): [] __irq_exit_rcu+0xc4/0x100 [ 50.618178] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:60610' (ECDSA) to the list of known hosts. 2025/11/17 19:50:44 fuzzer started 2025/11/17 19:50:44 dialing manager at localhost:37895 2025/11/17 19:50:44 checking machine... 2025/11/17 19:50:44 checking revisions... [ 51.475156] kmemleak: Automatic memory scanning thread ended 2025/11/17 19:50:45 testing simple program... [ 51.556276] cgroup: Unknown subsys name 'net' [ 51.602978] cgroup: Unknown subsys name 'cpuset' [ 51.614754] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 19:50:44 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=0000000000000001 RCX=ffffffff81528f47 RDX=0000000000000002 RSI=ffffffff86a2ee1c RDI=ffffffff866ca29c RBP=ffffffff866ca29c RSP=ffff88806ce089b8 R8 =ffffffff86a2ee1c R9 =0000000000000000 R10=000000000003c9ed R11=000000000000e7ba R12=ffffffff866ca2a4 R13=ffffffff866ca29c R14=ffffffff866ca29c R15=dffffc0000000000 RIP=ffffffff8135da9e RFL=00000212 [----A--] 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 00007fde4316a900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe7c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffddcc512d8 CR3=000000000d3f5000 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=ffffffffffffffffffffffffffffffff XMM01=30306234386136303638616663356134 XMM02=38303062343861363036386166633561 XMM03=2f6c616e72756f6a2f676f6c2f6e7572 XMM04=6cf475f907e428df00000000000ae988 XMM05=f3b6978195ea1a4a00000000003229c0 XMM06=474038aa6c007e1f0000000000321528 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=00000000000265d5 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=00000202 [-------] 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 fffffe1600000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe1f87b000 CR3=000000000e01b000 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=2033343a30353a393120373120766f4e XMM01=73732878696e755f6d6170203a5d3034 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3034325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732033343a30353a3931203731 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000