[ 46.214625] ------------[ cut here ]------------ [ 46.215109] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.216512] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 46.217224] Modules linked in: [ 46.217530] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.218501] Tainted: [W]=WARN [ 46.218772] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.219497] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.219951] 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 [ 46.221488] RSP: 0018:ffff88801a767bc0 EFLAGS: 00010286 [ 46.221969] RAX: 0000000000000000 RBX: ffffed10034ecf78 RCX: ffffffff813a4050 [ 46.222574] RDX: ffff88801aaf9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.223219] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034ecf2f [ 46.223818] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.224449] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a767df8 [ 46.225084] FS: 00007f5959c63900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.225763] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.226287] CR2: 00007f595a155580 CR3: 000000000df95000 CR4: 0000000000350ef0 [ 46.226912] Call Trace: [ 46.227148] [ 46.227347] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.227759] ? __create_object+0x59/0x80 [ 46.228148] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.228605] __vmalloc_noprof+0x59/0x60 [ 46.228977] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.229381] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.229811] bpf_prog_alloc+0x39/0x200 [ 46.230174] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.230603] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.231055] do_seccomp+0x349/0x25e0 [ 46.231384] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.231800] ? __pfx_do_seccomp+0x10/0x10 [ 46.232187] ? find_held_lock+0x2b/0x80 [ 46.232539] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.233016] ? static_key_count+0x60/0x80 [ 46.233386] prctl_set_seccomp+0x4e/0x70 [ 46.233739] __do_sys_prctl+0xe6c/0x1d70 [ 46.234129] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.234522] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.234995] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.235440] ? irqentry_exit+0xf3/0x650 [ 46.235788] do_syscall_64+0xbf/0x430 [ 46.236154] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.236592] RIP: 0033:0x7f595a1555cd [ 46.236930] 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 [ 46.238456] RSP: 002b:00007fffc216de90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.239129] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f595a1555cd [ 46.239724] RDX: 000055ad8c08de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.240537] RBP: 00007fffc216def0 R08: 0000000000000000 R09: 00007fffc216d590 [ 46.241169] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ad9685cb10 [ 46.241764] R13: 00007fffc216e320 R14: 000055ad9685d2b0 R15: 000055ad968716f0 [ 46.242401] [ 46.242607] irq event stamp: 1741 [ 46.242919] hardirqs last enabled at (1751): [] __up_console_sem+0x78/0x80 [ 46.243640] hardirqs last disabled at (1758): [] __up_console_sem+0x5d/0x80 [ 46.244380] softirqs last enabled at (1702): [] handle_softirqs+0x50c/0x770 [ 46.245127] softirqs last disabled at (1691): [] __irq_exit_rcu+0xc4/0x100 [ 46.245838] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 48.608107] ------------[ cut here ]------------ [ 48.608650] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.609852] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 48.610720] Modules linked in: [ 48.611111] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 48.612314] Tainted: [W]=WARN [ 48.612645] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.613522] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.614067] 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 [ 48.615998] RSP: 0018:ffff8880164efbc0 EFLAGS: 00010286 [ 48.616561] RAX: 0000000000000000 RBX: ffffed1002c9df78 RCX: ffffffff813a4050 [ 48.617334] RDX: ffff888015abd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.618102] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c9df2f [ 48.618836] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.619622] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880164efdf8 [ 48.620403] FS: 00007f45ac1bb900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 48.621281] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.621924] CR2: 00007ffe09a74ef7 CR3: 000000000be17000 CR4: 0000000000350ef0 [ 48.622674] Call Trace: [ 48.622992] [ 48.623242] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.623752] ? __create_object+0x59/0x80 [ 48.624248] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.624813] __vmalloc_noprof+0x59/0x60 [ 48.625270] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.625766] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.626338] bpf_prog_alloc+0x39/0x200 [ 48.626755] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.627316] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.627826] do_seccomp+0x349/0x25e0 [ 48.628279] ? find_held_lock+0x2b/0x80 [ 48.628712] ? do_prlimit+0x310/0x610 [ 48.629160] ? __pfx_do_seccomp+0x10/0x10 [ 48.629612] ? do_raw_spin_unlock+0x53/0x220 [ 48.630112] ? _raw_spin_unlock+0x1e/0x40 [ 48.630562] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.631153] ? static_key_count+0x60/0x80 [ 48.631608] prctl_set_seccomp+0x4e/0x70 [ 48.632090] __do_sys_prctl+0xe6c/0x1d70 [ 48.632539] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.633062] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.633614] ? irqentry_exit+0xf3/0x650 [ 48.634069] do_syscall_64+0xbf/0x430 [ 48.634486] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.635073] RIP: 0033:0x7f45ac6ad5cd [ 48.635471] 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 [ 48.637393] RSP: 002b:00007ffe09a73360 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.638216] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f45ac6ad5cd [ 48.639000] RDX: 000055a9f0e76e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.639742] RBP: 00007ffe09a733c0 R08: 0000000000000000 R09: 00007ffe09a72a60 [ 48.640526] R10: 0000000000000000 R11: 0000000000000246 R12: 000055aa2e9e1ad0 [ 48.641308] R13: 00007ffe09a737f0 R14: 000055aa2e9e2bc0 R15: 000055aa2e9f3780 [ 48.642090] [ 48.642347] irq event stamp: 1655 [ 48.642711] hardirqs last enabled at (1663): [] __up_console_sem+0x78/0x80 [ 48.643638] hardirqs last disabled at (1672): [] __up_console_sem+0x5d/0x80 [ 48.644397] softirqs last enabled at (1170): [] handle_softirqs+0x50c/0x770 [ 48.645056] softirqs last disabled at (1161): [] __irq_exit_rcu+0xc4/0x100 [ 48.645677] ---[ end trace 0000000000000000 ]--- [ 49.355615] ------------[ cut here ]------------ [ 49.356388] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.358048] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 49.359257] Modules linked in: [ 49.359745] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.361398] Tainted: [W]=WARN [ 49.361893] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.363167] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.363941] 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 [ 49.366569] RSP: 0018:ffff888016e47bc0 EFLAGS: 00010286 [ 49.367395] RAX: 0000000000000000 RBX: ffffed1002dc8f78 RCX: ffffffff813a4050 [ 49.368456] RDX: ffff88801583b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.369515] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dc8f2f [ 49.370589] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.371673] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016e47df8 [ 49.372743] FS: 00007fab6eb77900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.373942] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.374778] CR2: 00007ffe2d43bef7 CR3: 000000000df6a000 CR4: 0000000000350ef0 [ 49.375849] Call Trace: [ 49.376259] [ 49.376601] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.377330] ? __create_object+0x59/0x80 [ 49.377994] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.378755] __vmalloc_noprof+0x59/0x60 [ 49.379398] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.380130] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.380897] bpf_prog_alloc+0x39/0x200 [ 49.381481] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.382242] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.383007] do_seccomp+0x349/0x25e0 [ 49.383611] ? find_held_lock+0x2b/0x80 [ 49.384247] ? do_prlimit+0x310/0x610 [ 49.384823] ? __pfx_do_seccomp+0x10/0x10 [ 49.385476] ? do_raw_spin_unlock+0x53/0x220 [ 49.386167] ? _raw_spin_unlock+0x1e/0x40 [ 49.386777] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.387593] ? static_key_count+0x60/0x80 [ 49.388260] prctl_set_seccomp+0x4e/0x70 [ 49.388897] __do_sys_prctl+0xe6c/0x1d70 [ 49.389506] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.390210] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.391025] ? irqentry_exit+0xf3/0x650 [ 49.391622] do_syscall_64+0xbf/0x430 [ 49.392232] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.393022] RIP: 0033:0x7fab6f0695cd [ 49.393577] 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 [ 49.396210] RSP: 002b:00007ffe2d43a040 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.397354] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fab6f0695cd [ 49.398420] RDX: 000055ee2d5b1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.399504] RBP: 00007ffe2d43a0a0 R08: 0000000000000000 R09: 00007ffe2d439740 [ 49.400574] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ee3612fad0 [ 49.401639] R13: 00007ffe2d43a4d0 R14: 000055ee36130bc0 R15: 000055ee36141780 [ 49.402725] [ 49.403117] irq event stamp: 1741 [ 49.403615] hardirqs last enabled at (1749): [] __up_console_sem+0x78/0x80 [ 49.404903] hardirqs last disabled at (1766): [] __up_console_sem+0x5d/0x80 [ 49.406185] softirqs last enabled at (1764): [] handle_softirqs+0x50c/0x770 [ 49.407490] softirqs last disabled at (1757): [] __irq_exit_rcu+0xc4/0x100 [ 49.408995] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:5042' (ECDSA) to the list of known hosts. 2025/11/19 02:11:09 fuzzer started 2025/11/19 02:11:09 dialing manager at localhost:34383 2025/11/19 02:11:09 checking machine... 2025/11/19 02:11:09 checking revisions... [ 50.248926] kmemleak: Automatic memory scanning thread ended 2025/11/19 02:11:09 testing simple program... [ 50.343757] cgroup: Unknown subsys name 'net' [ 50.404675] cgroup: Unknown subsys name 'cpuset' [ 50.418037] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 02:11:09 Registers: info registers vcpu 0 RAX=0000000000040d85 RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffffffff0b80fc7 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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe0600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007faaf0795000 CR3=000000000dd7a000 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=2038303a31313a323020393120766f4e XMM01=73732878696e755f6d6170203a5d3134 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3134325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732038303a31313a3230203931 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=0000000000000000 RCX=ffffffff83ee2d2a RDX=ffffed1001400211 RSI=0000000000000004 RDI=ffff88800a001080 RBP=ffff88800a001000 RSP=ffff88801ba2faa8 R8 =0000000000000001 R9 =ffffed1001400210 R10=ffff88800a001083 R11=0000000000000001 R12=0000000000000001 R13=00000000000000f1 R14=ffff888009924000 R15=ffff88800a001560 RIP=ffffffff83ee2d33 RFL=00000202 [-------] 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 00007f45ac1bb900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe3d00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe09a6d000 CR3=0000000013d23000 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=6720646572637465733a4d41503d706f 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