[ 47.018806] ------------[ cut here ]------------ [ 47.019781] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 47.021895] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234 [ 47.023478] Modules linked in: [ 47.024096] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 47.026173] Tainted: [W]=WARN [ 47.026738] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 47.028276] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 47.029215] 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 [ 47.032482] RSP: 0018:ffff888016357bc0 EFLAGS: 00010286 [ 47.033503] RAX: 0000000000000000 RBX: ffffed1002c6af78 RCX: ffffffff813a4050 [ 47.034819] RDX: ffff88800f451bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 47.036174] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c6af2f [ 47.037496] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 47.038813] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016357df8 [ 47.040221] FS: 00007f1ff7b6f900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 47.041690] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.042788] CR2: 00007ffdb2195ef7 CR3: 000000000e73d000 CR4: 0000000000350ef0 [ 47.044161] Call Trace: [ 47.044629] [ 47.045069] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 47.045995] ? __create_object+0x59/0x80 [ 47.046814] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 47.047855] __vmalloc_noprof+0x59/0x60 [ 47.048642] bpf_prog_alloc_no_stats+0x55/0x470 [ 47.049547] ? __pfx_seccomp_check_filter+0x10/0x10 [ 47.050520] bpf_prog_alloc+0x39/0x200 [ 47.051328] ? __pfx_seccomp_check_filter+0x10/0x10 [ 47.052284] bpf_prog_create_from_user+0xb2/0x2f0 [ 47.053225] do_seccomp+0x349/0x25e0 [ 47.053926] ? find_held_lock+0x2b/0x80 [ 47.054701] ? do_prlimit+0x310/0x610 [ 47.055494] ? __pfx_do_seccomp+0x10/0x10 [ 47.056320] ? do_raw_spin_unlock+0x53/0x220 [ 47.057204] ? _raw_spin_unlock+0x1e/0x40 [ 47.057962] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 47.058951] ? static_key_count+0x60/0x80 [ 47.059788] prctl_set_seccomp+0x4e/0x70 [ 47.060607] __do_sys_prctl+0xe6c/0x1d70 [ 47.061416] ? __pfx___do_sys_prctl+0x10/0x10 [ 47.062323] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 47.063371] ? irqentry_exit+0xf3/0x650 [ 47.064132] do_syscall_64+0xbf/0x430 [ 47.064909] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 47.065908] RIP: 0033:0x7f1ff80615cd [ 47.066621] 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 [ 47.069904] RSP: 002b:00007ffdb2193c00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 47.071343] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1ff80615cd [ 47.072652] RDX: 00005631b519de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 47.073976] RBP: 00007ffdb2193c60 R08: 0000000000000000 R09: 00007ffdb2193300 [ 47.075329] R10: 0000000000000000 R11: 0000000000000246 R12: 00005631bc55fad0 [ 47.076645] R13: 00007ffdb2194090 R14: 00005631bc560bc0 R15: 00005631bc571780 [ 47.078001] [ 47.078477] irq event stamp: 1801 [ 47.079114] hardirqs last enabled at (1809): [] __up_console_sem+0x78/0x80 [ 47.080722] hardirqs last disabled at (1820): [] __up_console_sem+0x5d/0x80 [ 47.082326] softirqs last enabled at (1674): [] handle_softirqs+0x50c/0x770 [ 47.083817] softirqs last disabled at (1669): [] __irq_exit_rcu+0xc4/0x100 [ 47.085148] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 50.591914] ------------[ cut here ]------------ [ 50.592968] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.595376] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 50.597057] Modules linked in: [ 50.597786] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.600405] Tainted: [W]=WARN [ 50.601051] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.602842] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.603923] 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 [ 50.607560] RSP: 0018:ffff888016c07bc0 EFLAGS: 00010286 [ 50.608691] RAX: 0000000000000000 RBX: ffffed1002d80f78 RCX: ffffffff813a4050 [ 50.610196] RDX: ffff88800f525340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.611709] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d80f2f [ 50.613212] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.614706] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016c07df8 [ 50.616207] FS: 00007fd68764c900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.617865] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.619106] CR2: 00007ffd622efef7 CR3: 000000000e80f000 CR4: 0000000000350ef0 [ 50.620670] Call Trace: [ 50.621261] [ 50.621735] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.622780] ? __create_object+0x59/0x80 [ 50.623711] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.624852] __vmalloc_noprof+0x59/0x60 [ 50.625746] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.626751] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.627849] bpf_prog_alloc+0x39/0x200 [ 50.628710] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.629784] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.630831] do_seccomp+0x349/0x25e0 [ 50.631671] ? find_held_lock+0x2b/0x80 [ 50.632568] ? do_prlimit+0x310/0x610 [ 50.633459] ? __pfx_do_seccomp+0x10/0x10 [ 50.634408] ? do_raw_spin_unlock+0x53/0x220 [ 50.635427] ? _raw_spin_unlock+0x1e/0x40 [ 50.636367] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.637527] ? static_key_count+0x60/0x80 [ 50.638484] prctl_set_seccomp+0x4e/0x70 [ 50.639432] __do_sys_prctl+0xe6c/0x1d70 [ 50.640377] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.641408] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.642573] ? irqentry_exit+0xf3/0x650 [ 50.643512] do_syscall_64+0xbf/0x430 [ 50.644402] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.645551] RIP: 0033:0x7fd687b3e5cd [ 50.646393] 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 [ 50.650237] RSP: 002b:00007ffd622edf70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.651841] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd687b3e5cd [ 50.653329] RDX: 0000558d29fb3e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.654827] RBP: 00007ffd622edfd0 R08: 0000000000000000 R09: 00007ffd622ed670 [ 50.656295] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558d5bc15ad0 [ 50.657570] R13: 00007ffd622ee400 R14: 0000558d5bc16bc0 R15: 0000558d5bc27780 [ 50.658859] [ 50.659327] irq event stamp: 1875 [ 50.659930] hardirqs last enabled at (1883): [] __up_console_sem+0x78/0x80 [ 50.661459] hardirqs last disabled at (1892): [] __up_console_sem+0x5d/0x80 [ 50.662962] softirqs last enabled at (1796): [] handle_softirqs+0x50c/0x770 [ 50.664496] softirqs last disabled at (1791): [] __irq_exit_rcu+0xc4/0x100 [ 50.665995] ---[ end trace 0000000000000000 ]--- [ 51.464931] ------------[ cut here ]------------ [ 51.465852] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 51.467887] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 51.469341] Modules linked in: [ 51.469924] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 51.472232] Tainted: [W]=WARN [ 51.472834] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 51.474469] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 51.475473] 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 [ 51.478918] RSP: 0018:ffff888016f17bc0 EFLAGS: 00010286 [ 51.479996] RAX: 0000000000000000 RBX: ffffed1002de2f78 RCX: ffffffff813a4050 [ 51.481399] RDX: ffff88801591b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 51.482794] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002de2f2f [ 51.484203] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 51.485585] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016f17df8 [ 51.486970] FS: 00007f60763e6900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 51.488566] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.489705] CR2: 00007f60768d8580 CR3: 000000000fdad000 CR4: 0000000000350ef0 [ 51.491117] Call Trace: [ 51.491656] [ 51.492108] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 51.493090] ? __create_object+0x59/0x80 [ 51.493951] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 51.495022] __vmalloc_noprof+0x59/0x60 [ 51.495858] bpf_prog_alloc_no_stats+0x55/0x470 [ 51.496833] ? __pfx_seccomp_check_filter+0x10/0x10 [ 51.497861] bpf_prog_alloc+0x39/0x200 [ 51.498673] ? __pfx_seccomp_check_filter+0x10/0x10 [ 51.499718] bpf_prog_create_from_user+0xb2/0x2f0 [ 51.500704] do_seccomp+0x349/0x25e0 [ 51.501497] ? __pfx_css_rstat_updated+0x10/0x10 [ 51.502484] ? __pfx_do_seccomp+0x10/0x10 [ 51.503357] ? find_held_lock+0x2b/0x80 [ 51.504208] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 51.505267] ? static_key_count+0x60/0x80 [ 51.506099] prctl_set_seccomp+0x4e/0x70 [ 51.506956] __do_sys_prctl+0xe6c/0x1d70 [ 51.507837] ? __pfx___do_sys_prctl+0x10/0x10 [ 51.508771] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 51.509827] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 51.510887] ? irqentry_exit+0xf3/0x650 [ 51.511724] do_syscall_64+0xbf/0x430 [ 51.512535] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.513579] RIP: 0033:0x7f60768d85cd [ 51.514352] 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 [ 51.517831] RSP: 002b:00007ffc0b2433c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 51.519330] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f60768d85cd [ 51.520756] RDX: 000055eb4cce9e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 51.522166] RBP: 00007ffc0b243420 R08: 0000000000000000 R09: 00007ffc0b242ac0 [ 51.523577] R10: 0000000000000000 R11: 0000000000000246 R12: 000055eb86412ad0 [ 51.524995] R13: 00007ffc0b243850 R14: 000055eb86413bc0 R15: 000055eb86424780 [ 51.526442] [ 51.526922] irq event stamp: 1845 [ 51.527641] hardirqs last enabled at (1855): [] __up_console_sem+0x78/0x80 [ 51.529325] hardirqs last disabled at (1864): [] __up_console_sem+0x5d/0x80 [ 51.530972] softirqs last enabled at (1834): [] handle_softirqs+0x50c/0x770 [ 51.532516] softirqs last disabled at (1819): [] __irq_exit_rcu+0xc4/0x100 [ 51.533933] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:44889' (ECDSA) to the list of known hosts. 2025/11/18 03:40:46 fuzzer started 2025/11/18 03:40:46 dialing manager at localhost:37895 2025/11/18 03:40:46 checking machine... 2025/11/18 03:40:46 checking revisions... [ 52.462348] kmemleak: Automatic memory scanning thread ended 2025/11/18 03:40:46 testing simple program... [ 52.549754] cgroup: Unknown subsys name 'net' [ 52.626636] cgroup: Unknown subsys name 'cpuset' [ 52.645691] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 03:40:45 Registers: info registers vcpu 0 RAX=ffffffff81204b6a RBX=000000000000000d RCX=0000000000000000 RDX=0000000000000000 RSI=000000000000000d RDI=ffff888009627990 RBP=dffffc0000000000 RSP=ffff8880096278a0 R8 =ffffffff869d9f82 R9 =0000000000000000 R10=000000000003c9ed R11=000000000000054b R12=000000000000000d R13=0000000000000000 R14=ffff888009627928 R15=ffff88800944c140 RIP=ffffffff81619193 RFL=00000296 [--S-AP-] 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 fffffe3b00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fd687c040b0 CR3=000000000e728000 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=30343a333020383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3134325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320303830 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffff888016e3fca0 RBX=ffff888019289100 RCX=ffffffff81b7682a RDX=1ffff110027e047e RSI=ffffffff81bd51e3 RDI=ffff888013f023f0 RBP=1ffff11002dc7f81 RSP=ffff888016e3fc00 R8 =0000000000000000 R9 =ffffed100321f360 R10=0000000000000008 R11=0000000000000001 R12=00000000ffffff9c R13=ffff888016e3fde0 R14=0000000000000001 R15=0000000000000000 RIP=ffffffff81751c78 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 00007fd68764c900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd622e8000 CR3=000000000fc28000 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=635f6e6f69737365733a4d41503d706f XMM01=6f6c5f6d61702c78756e696c65735f6d XMM02=61702c74696d7265705f6d61702c7469 XMM03=655f6d61702c7374696d696c5f6d6170 XMM04=3d6c616e696d72657420322e322e302e XMM05=3d656d616e74736f682022646873732f XMM06=746f6f72223d746363612078756e696c XMM07=6e655f6d61702c7374696d696c5f6d61 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000