[ 46.598893] ------------[ cut here ]------------ [ 46.599806] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.601841] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 46.603324] Modules linked in: [ 46.603918] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.605911] Tainted: [W]=WARN [ 46.606502] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.607976] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.608894] 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 [ 46.612077] RSP: 0018:ffff888013c5fbc0 EFLAGS: 00010286 [ 46.613056] RAX: 0000000000000000 RBX: ffffed100278bf78 RCX: ffffffff813a4050 [ 46.614365] RDX: ffff88801642d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.615653] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100278bf2f [ 46.616941] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.618240] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888013c5fdf8 [ 46.619539] FS: 00007f86621af900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.620987] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.622072] CR2: 00007ffec2199ef7 CR3: 000000000d1cf000 CR4: 0000000000350ef0 [ 46.623364] Call Trace: [ 46.623830] [ 46.624283] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.625139] ? __create_object+0x59/0x80 [ 46.626207] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.627141] __vmalloc_noprof+0x59/0x60 [ 46.627902] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.628793] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.629745] bpf_prog_alloc+0x39/0x200 [ 46.630490] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.631424] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.632334] do_seccomp+0x349/0x25e0 [ 46.633005] ? find_held_lock+0x2b/0x80 [ 46.633777] ? do_prlimit+0x310/0x610 [ 46.634519] ? __pfx_do_seccomp+0x10/0x10 [ 46.635312] ? do_raw_spin_unlock+0x53/0x220 [ 46.636104] ? _raw_spin_unlock+0x1e/0x40 [ 46.636883] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.637858] ? static_key_count+0x60/0x80 [ 46.638663] prctl_set_seccomp+0x4e/0x70 [ 46.639442] __do_sys_prctl+0xe6c/0x1d70 [ 46.640230] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.641045] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.642018] ? irqentry_exit+0xf3/0x650 [ 46.642793] do_syscall_64+0xbf/0x430 [ 46.643540] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.644502] RIP: 0033:0x7f86626a15cd [ 46.645166] 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 [ 46.648392] RSP: 002b:00007ffec2197430 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.649775] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f86626a15cd [ 46.651063] RDX: 000055f005636e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.652352] RBP: 00007ffec2197490 R08: 0000000000000000 R09: 00007ffec2196b30 [ 46.653640] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f033ddcb10 [ 46.654935] R13: 00007ffec21978c0 R14: 000055f033ddd2b0 R15: 000055f033df16f0 [ 46.656235] [ 46.656663] irq event stamp: 1683 [ 46.657313] hardirqs last enabled at (1693): [] __up_console_sem+0x78/0x80 [ 46.658860] hardirqs last disabled at (1702): [] __up_console_sem+0x5d/0x80 [ 46.660385] softirqs last enabled at (1652): [] handle_softirqs+0x50c/0x770 [ 46.661949] softirqs last disabled at (1647): [] __irq_exit_rcu+0xc4/0x100 [ 46.663464] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.358908] ------------[ cut here ]------------ [ 49.359826] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.361788] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/239 [ 49.363244] Modules linked in: [ 49.363824] CPU: 0 UID: 104 PID: 239 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.365852] Tainted: [W]=WARN [ 49.366460] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.367907] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.368811] 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 [ 49.371972] RSP: 0018:ffff888016fdfbc0 EFLAGS: 00010286 [ 49.372931] RAX: 0000000000000000 RBX: ffffed1002dfbf78 RCX: ffffffff813a4050 [ 49.374242] RDX: ffff88800a3d0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.375522] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dfbf2f [ 49.376794] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.378100] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016fdfdf8 [ 49.379376] FS: 00007f38cd07b900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.380810] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.381924] CR2: 00007ffe19964ef7 CR3: 000000000bf5c000 CR4: 0000000000350ef0 [ 49.383203] Call Trace: [ 49.383662] [ 49.384071] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.384957] ? __create_object+0x59/0x80 [ 49.385768] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.386774] __vmalloc_noprof+0x59/0x60 [ 49.387530] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.388392] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.389342] bpf_prog_alloc+0x39/0x200 [ 49.390069] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.390998] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.391899] do_seccomp+0x349/0x25e0 [ 49.392619] ? find_held_lock+0x2b/0x80 [ 49.393375] ? do_prlimit+0x310/0x610 [ 49.394095] ? __pfx_do_seccomp+0x10/0x10 [ 49.394885] ? do_raw_spin_unlock+0x53/0x220 [ 49.395714] ? _raw_spin_unlock+0x1e/0x40 [ 49.396481] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.397433] ? static_key_count+0x60/0x80 [ 49.398267] prctl_set_seccomp+0x4e/0x70 [ 49.399000] __do_sys_prctl+0xe6c/0x1d70 [ 49.399796] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.400647] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.401607] ? irqentry_exit+0xf3/0x650 [ 49.402413] do_syscall_64+0xbf/0x430 [ 49.403117] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.404051] RIP: 0033:0x7f38cd56d5cd [ 49.404770] 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 [ 49.407953] RSP: 002b:00007ffe19962ae0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.409315] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f38cd56d5cd [ 49.410616] RDX: 000055a20475ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.411874] RBP: 00007ffe19962b40 R08: 0000000000000000 R09: 00007ffe199621e0 [ 49.413134] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a23d4672b0 [ 49.414447] R13: 00007ffe19962f70 R14: 000055a23d469d20 R15: 000055a23d47b8d0 [ 49.415732] [ 49.416151] irq event stamp: 1781 [ 49.416774] hardirqs last enabled at (1791): [] __up_console_sem+0x78/0x80 [ 49.418320] hardirqs last disabled at (1800): [] __up_console_sem+0x5d/0x80 [ 49.419826] softirqs last enabled at (1694): [] handle_softirqs+0x50c/0x770 [ 49.421342] softirqs last disabled at (1689): [] __irq_exit_rcu+0xc4/0x100 [ 49.422869] ---[ end trace 0000000000000000 ]--- [ 50.095772] ------------[ cut here ]------------ [ 50.096740] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.098813] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/246 [ 50.100306] Modules linked in: [ 50.100905] CPU: 0 UID: 104 PID: 246 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.102955] Tainted: [W]=WARN [ 50.103559] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.105035] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.106010] 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 [ 50.109221] RSP: 0018:ffff88801b40fbc0 EFLAGS: 00010286 [ 50.110238] RAX: 0000000000000000 RBX: ffffed1003681f78 RCX: ffffffff813a4050 [ 50.111545] RDX: ffff88800a3d3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.112831] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003681f2f [ 50.114151] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.115448] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801b40fdf8 [ 50.116735] FS: 00007f46b59a2900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.118225] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.119289] CR2: 00007f46b5e94580 CR3: 000000000f85a000 CR4: 0000000000350ef0 [ 50.120585] Call Trace: [ 50.121040] [ 50.121490] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.122411] ? __create_object+0x59/0x80 [ 50.123139] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.124104] __vmalloc_noprof+0x59/0x60 [ 50.124848] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.125711] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.126681] bpf_prog_alloc+0x39/0x200 [ 50.127414] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.128327] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.129221] do_seccomp+0x349/0x25e0 [ 50.129920] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.130827] ? __pfx_do_seccomp+0x10/0x10 [ 50.131615] ? find_held_lock+0x2b/0x80 [ 50.132379] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.133331] ? static_key_count+0x60/0x80 [ 50.134112] prctl_set_seccomp+0x4e/0x70 [ 50.134878] __do_sys_prctl+0xe6c/0x1d70 [ 50.135647] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.136494] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.137452] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.138448] ? irqentry_exit+0xf3/0x650 [ 50.139157] do_syscall_64+0xbf/0x430 [ 50.139889] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.140838] RIP: 0033:0x7f46b5e945cd [ 50.141530] 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 [ 50.144677] RSP: 002b:00007fff063fad70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.146059] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f46b5e945cd [ 50.147318] RDX: 000055839cedfe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.148587] RBP: 00007fff063fadd0 R08: 0000000000000000 R09: 00007fff063fa470 [ 50.149886] R10: 0000000000000000 R11: 0000000000000246 R12: 00005583a0bd3240 [ 50.151151] R13: 00007fff063fb200 R14: 00005583a0bd2bf0 R15: 00005583a0be74d0 [ 50.152454] [ 50.152878] irq event stamp: 1755 [ 50.153522] hardirqs last enabled at (1765): [] __up_console_sem+0x78/0x80 [ 50.155067] hardirqs last disabled at (1774): [] __up_console_sem+0x5d/0x80 [ 50.156576] softirqs last enabled at (1744): [] handle_softirqs+0x50c/0x770 [ 50.158143] softirqs last disabled at (1739): [] __irq_exit_rcu+0xc4/0x100 [ 50.159671] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:34348' (ECDSA) to the list of known hosts. 2025/11/18 20:25:12 fuzzer started 2025/11/18 20:25:12 dialing manager at localhost:34383 2025/11/18 20:25:12 checking machine... 2025/11/18 20:25:12 checking revisions... [ 51.044247] kmemleak: Automatic memory scanning thread ended 2025/11/18 20:25:12 testing simple program... [ 51.137913] cgroup: Unknown subsys name 'net' [ 51.215674] cgroup: Unknown subsys name 'cpuset' [ 51.230783] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 20:25:11 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=0000000000000000 RCX=0000000000000002 RDX=0000000000000000 RSI=ffffffff8135e4bd RDI=fffffbfff0bc3ffc RBP=ffffffff85e1ffe0 RSP=ffff88806ce08960 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000023e35 R12=0000000000000002 R13=ffffffff8135e4bd R14=0000000000000000 R15=ffff88806ce08a70 RIP=ffffffff81b2d29d RFL=00000297 [--S-APC] 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 00007f38cd07b900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f38cd045008 CR3=000000000eb5a000 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=0000000000000000 RBX=0000000395ce2df1 RCX=1ffff11002bc170a RDX=0000000000000000 RSI=ffff888016300080 RDI=ffff888015e0b850 RBP=ffff888015e0b800 RSP=ffff88800a40f450 R8 =0000000b9f5f14de R9 =ffff88806cf37500 R10=000000000000000d R11=0000000000000001 R12=0000000000000c00 R13=0000000000000c00 R14=ffff888016300080 R15=ffff88806cf37448 RIP=ffffffff814a6ed0 RFL=00000016 [----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 00007fd24d468700 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=00007ffc83838368 CR3=0000000009d3f000 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=35323a303220383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3833325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320363335 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000