[ 47.047929] ------------[ cut here ]------------ [ 47.048893] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 47.050884] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 47.052383] Modules linked in: [ 47.052966] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 47.054926] Tainted: [W]=WARN [ 47.055519] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 47.057010] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 47.057929] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 47.061127] RSP: 0018:ffff888017bc7bc0 EFLAGS: 00010286 [ 47.062105] RAX: 0000000000000000 RBX: ffffed1002f78f78 RCX: ffffffff813a4050 [ 47.063387] RDX: ffff888009a68000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 47.064679] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f78f2f [ 47.065971] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 47.067250] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017bc7df8 [ 47.068556] FS: 00007f4a3af53900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 47.069996] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.071074] CR2: 00007f4a3b445580 CR3: 000000000ba68000 CR4: 0000000000350ef0 [ 47.072379] Call Trace: [ 47.072852] [ 47.073304] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 47.074162] ? __create_object+0x59/0x80 [ 47.074954] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 47.075942] __vmalloc_noprof+0x59/0x60 [ 47.076707] bpf_prog_alloc_no_stats+0x55/0x470 [ 47.077573] ? __pfx_seccomp_check_filter+0x10/0x10 [ 47.078532] bpf_prog_alloc+0x39/0x200 [ 47.079223] ? __pfx_seccomp_check_filter+0x10/0x10 [ 47.080167] bpf_prog_create_from_user+0xb2/0x2f0 [ 47.081073] do_seccomp+0x349/0x25e0 [ 47.081799] ? __pfx_css_rstat_updated+0x10/0x10 [ 47.082712] ? __pfx_do_seccomp+0x10/0x10 [ 47.083504] ? find_held_lock+0x2b/0x80 [ 47.084230] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 47.085205] ? static_key_count+0x60/0x80 [ 47.086014] prctl_set_seccomp+0x4e/0x70 [ 47.086801] __do_sys_prctl+0xe6c/0x1d70 [ 47.087591] ? __pfx___do_sys_prctl+0x10/0x10 [ 47.088457] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 47.089430] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 47.090404] ? irqentry_exit+0xf3/0x650 [ 47.091130] do_syscall_64+0xbf/0x430 [ 47.091887] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 47.092840] RIP: 0033:0x7f4a3b4455cd [ 47.093544] 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 [ 47.096740] RSP: 002b:00007ffc604876e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 47.098114] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4a3b4455cd [ 47.099398] RDX: 000056034b154e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 47.100697] RBP: 00007ffc60487740 R08: 0000000000000000 R09: 00007ffc60486de0 [ 47.101995] R10: 0000000000000000 R11: 0000000000000246 R12: 000056036de02240 [ 47.103277] R13: 00007ffc60487b70 R14: 000056036de01bf0 R15: 000056036de164d0 [ 47.104571] [ 47.104986] irq event stamp: 1765 [ 47.105638] hardirqs last enabled at (1775): [] __up_console_sem+0x78/0x80 [ 47.107164] hardirqs last disabled at (1784): [] __up_console_sem+0x5d/0x80 [ 47.108716] softirqs last enabled at (1732): [] handle_softirqs+0x50c/0x770 [ 47.110278] softirqs last disabled at (1727): [] __irq_exit_rcu+0xc4/0x100 [ 47.111795] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 50.166202] ------------[ cut here ]------------ [ 50.166971] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.168655] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 50.169845] Modules linked in: [ 50.170359] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.172014] Tainted: [W]=WARN [ 50.172508] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.173720] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.174459] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 50.177141] RSP: 0018:ffff888017027bc0 EFLAGS: 00010286 [ 50.177958] RAX: 0000000000000000 RBX: ffffed1002e04f78 RCX: ffffffff813a4050 [ 50.179026] RDX: ffff888015c90000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.180105] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e04f2f [ 50.181234] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.182473] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017027df8 [ 50.183551] FS: 00007f6083b4f900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.184774] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.185679] CR2: 00007fffecd26ef7 CR3: 000000000d8db000 CR4: 0000000000350ef0 [ 50.186765] Call Trace: [ 50.187157] [ 50.187538] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.188306] ? __create_object+0x59/0x80 [ 50.188922] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.189734] __vmalloc_noprof+0x59/0x60 [ 50.190361] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.191052] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.191832] bpf_prog_alloc+0x39/0x200 [ 50.192973] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.193776] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.194520] do_seccomp+0x349/0x25e0 [ 50.195072] ? find_held_lock+0x2b/0x80 [ 50.195692] ? do_prlimit+0x310/0x610 [ 50.196325] ? __pfx_do_seccomp+0x10/0x10 [ 50.196944] ? do_raw_spin_unlock+0x53/0x220 [ 50.197626] ? _raw_spin_unlock+0x1e/0x40 [ 50.198242] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.199047] ? static_key_count+0x60/0x80 [ 50.199709] prctl_set_seccomp+0x4e/0x70 [ 50.200348] __do_sys_prctl+0xe6c/0x1d70 [ 50.200970] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.201677] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.202509] ? irqentry_exit+0xf3/0x650 [ 50.203296] do_syscall_64+0xbf/0x430 [ 50.203884] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.204670] RIP: 0033:0x7f60840415cd [ 50.205217] 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 [ 50.207870] RSP: 002b:00007fffecd25d70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.209007] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f60840415cd [ 50.210076] RDX: 000055bb6c06ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.211129] RBP: 00007fffecd25dd0 R08: 0000000000000000 R09: 00007fffecd25470 [ 50.212198] R10: 0000000000000000 R11: 0000000000000246 R12: 000055bb913a7b10 [ 50.213272] R13: 00007fffecd26200 R14: 000055bb913a82b0 R15: 000055bb913bc6f0 [ 50.214527] [ 50.214890] irq event stamp: 1813 [ 50.215431] hardirqs last enabled at (1823): [] __up_console_sem+0x78/0x80 [ 50.216717] hardirqs last disabled at (1832): [] __up_console_sem+0x5d/0x80 [ 50.217989] softirqs last enabled at (1802): [] handle_softirqs+0x50c/0x770 [ 50.219287] softirqs last disabled at (1789): [] __irq_exit_rcu+0xc4/0x100 [ 50.220561] ---[ end trace 0000000000000000 ]--- [ 51.016792] ------------[ cut here ]------------ [ 51.017559] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 51.019250] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/247 [ 51.020488] Modules linked in: [ 51.020991] CPU: 0 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 51.022654] Tainted: [W]=WARN [ 51.023115] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 51.024344] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 51.025070] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 51.027764] RSP: 0018:ffff88801763fbc0 EFLAGS: 00010286 [ 51.028591] RAX: 0000000000000000 RBX: ffffed1002ec7f78 RCX: ffffffff813a4050 [ 51.029676] RDX: ffff888014a38000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 51.030751] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ec7f2f [ 51.031843] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 51.032929] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801763fdf8 [ 51.034010] FS: 00007f1ec499d900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 51.035217] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.036127] CR2: 00007ffd5f7f1ef7 CR3: 0000000020d51000 CR4: 0000000000350ef0 [ 51.037210] Call Trace: [ 51.037628] [ 51.037971] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 51.038743] ? __create_object+0x59/0x80 [ 51.039402] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 51.040182] __vmalloc_noprof+0x59/0x60 [ 51.040832] bpf_prog_alloc_no_stats+0x55/0x470 [ 51.041557] ? __pfx_seccomp_check_filter+0x10/0x10 [ 51.042385] bpf_prog_alloc+0x39/0x200 [ 51.042971] ? __pfx_seccomp_check_filter+0x10/0x10 [ 51.043761] bpf_prog_create_from_user+0xb2/0x2f0 [ 51.044521] do_seccomp+0x349/0x25e0 [ 51.045086] ? find_held_lock+0x2b/0x80 [ 51.045724] ? do_prlimit+0x310/0x610 [ 51.046352] ? __pfx_do_seccomp+0x10/0x10 [ 51.046974] ? do_raw_spin_unlock+0x53/0x220 [ 51.047718] ? _raw_spin_unlock+0x1e/0x40 [ 51.048792] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 51.049950] ? static_key_count+0x60/0x80 [ 51.050895] prctl_set_seccomp+0x4e/0x70 [ 51.051804] __do_sys_prctl+0xe6c/0x1d70 [ 51.052747] ? __pfx___do_sys_prctl+0x10/0x10 [ 51.053577] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 51.054503] ? irqentry_exit+0xf3/0x650 [ 51.055190] do_syscall_64+0xbf/0x430 [ 51.055919] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.056834] RIP: 0033:0x7f1ec4e8f5cd [ 51.057508] 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 [ 51.060571] RSP: 002b:00007ffd5f7ef370 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 51.061900] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1ec4e8f5cd [ 51.063146] RDX: 000055c07b958e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 51.064398] RBP: 00007ffd5f7ef3d0 R08: 0000000000000000 R09: 00007ffd5f7eea70 [ 51.065653] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c0b84dc240 [ 51.066891] R13: 00007ffd5f7ef800 R14: 000055c0b84e5380 R15: 000055c0b84f0540 [ 51.068160] [ 51.068609] irq event stamp: 1793 [ 51.069190] hardirqs last enabled at (1801): [] __up_console_sem+0x78/0x80 [ 51.070658] hardirqs last disabled at (1810): [] __up_console_sem+0x5d/0x80 [ 51.072161] softirqs last enabled at (1760): [] handle_softirqs+0x50c/0x770 [ 51.073651] softirqs last disabled at (1755): [] __irq_exit_rcu+0xc4/0x100 [ 51.075110] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:52540' (ECDSA) to the list of known hosts. 2025/11/19 05:13:47 fuzzer started 2025/11/19 05:13:47 dialing manager at localhost:34383 2025/11/19 05:13:47 checking machine... 2025/11/19 05:13:47 checking revisions... [ 51.957776] kmemleak: Automatic memory scanning thread ended 2025/11/19 05:13:48 testing simple program... [ 52.030370] cgroup: Unknown subsys name 'net' [ 52.076353] cgroup: Unknown subsys name 'cpuset' [ 52.094726] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 05:13:47 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000002 RCX=0000000000000001 RDX=0000000000000000 RSI=ffffffff85e1ff20 RDI=ffff888014a3c200 RBP=ffffffff85e1ff20 RSP=ffff888014bf7a98 R8 =0000000000000000 R9 =fffffbfff0cc9f0a R10=0000000000010000 R11=0000000000000000 R12=ffff888014a3b780 R13=ffff888014a3c1d8 R14=00000000ffffffff R15=ffff888014a3c200 RIP=ffffffff84c72160 RFL=00000046 [---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 =0000 0000000000000000 00000000 00000000 DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f5fffae5900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3d00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f5fff1fb0a8 CR3=000000000cf2b000 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=b143d8629a825da30b41cc2be890c4dc XMM02=eff9b2d0a8fce9cb0000000000302d40 XMM03=2c67c8bc2e329bc30000000000302e68 XMM04=0742ca176a494fa700000000000ae988 XMM05=3b64fc65d2516510000000000031f6a8 XMM06=8fede82a5ad58cbe000000000031e210 XMM07=fb795ef6d6577056000000000030dda0 XMM08=2c67c8bc2e329bc30000000000302e68 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=dffffc0000000000 RBX=ffff8880e548f000 RCX=0000000000000002 RDX=0000000000000000 RSI=0000000000000000 RDI=ffff88806cf31cd0 RBP=ffffffff85e1ffe0 RSP=ffff88800c9f7688 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=000000000009a526 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=ffff88800c9f7780 RIP=ffffffff815bd130 RFL=00000216 [----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 00007f6083b4f900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe0b00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fffecd1f000 CR3=0000000020c15000 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