[ 39.313943] ------------[ cut here ]------------ [ 39.314536] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.315851] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.316783] Modules linked in: [ 39.317217] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.318496] Tainted: [W]=WARN [ 39.318884] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.319791] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.320400] 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 [ 39.322441] RSP: 0018:ffff88801869fbc0 EFLAGS: 00010286 [ 39.323069] RAX: 0000000000000000 RBX: ffffed10030d3f78 RCX: ffffffff813a4050 [ 39.323899] RDX: ffff888015f19bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.324702] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10030d3f2f [ 39.325545] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.326393] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801869fdf8 [ 39.327222] FS: 00007feb48147900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.328146] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.328848] CR2: 00007ffc0401def8 CR3: 000000000e3c2000 CR4: 0000000000350ef0 [ 39.329642] Call Trace: [ 39.329972] [ 39.330255] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.330791] ? __create_object+0x59/0x80 [ 39.331308] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.331925] __vmalloc_noprof+0x59/0x60 [ 39.332410] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.332976] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.333568] bpf_prog_alloc+0x39/0x200 [ 39.334035] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.334602] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.335195] do_seccomp+0x349/0x25e0 [ 39.335624] ? find_held_lock+0x2b/0x80 [ 39.336107] ? do_prlimit+0x310/0x610 [ 39.336581] ? __pfx_do_seccomp+0x10/0x10 [ 39.337086] ? do_raw_spin_unlock+0x53/0x220 [ 39.337600] ? _raw_spin_unlock+0x1e/0x40 [ 39.338101] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.338692] ? static_key_count+0x60/0x80 [ 39.339215] prctl_set_seccomp+0x4e/0x70 [ 39.339681] __do_sys_prctl+0xe6c/0x1d70 [ 39.340188] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.340732] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.341357] ? irqentry_exit+0xf3/0x650 [ 39.341842] do_syscall_64+0xbf/0x430 [ 39.342292] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.342906] RIP: 0033:0x7feb486395cd [ 39.343337] 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 [ 39.345296] RSP: 002b:00007ffc0401bda0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.345920] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007feb486395cd [ 39.346551] RDX: 00005650a1313e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.347290] RBP: 00007ffc0401be00 R08: 0000000000000000 R09: 00007ffc0401b4a0 [ 39.348028] R10: 0000000000000000 R11: 0000000000000246 R12: 00005650d1cdaad0 [ 39.348721] R13: 00007ffc0401c230 R14: 00005650d1cdbbc0 R15: 00005650d1cec780 [ 39.349463] [ 39.349699] irq event stamp: 1693 [ 39.350064] hardirqs last enabled at (1703): [] __up_console_sem+0x78/0x80 [ 39.350916] hardirqs last disabled at (1712): [] __up_console_sem+0x5d/0x80 [ 39.351730] softirqs last enabled at (1202): [] handle_softirqs+0x50c/0x770 [ 39.352553] softirqs last disabled at (1193): [] __irq_exit_rcu+0xc4/0x100 [ 39.353255] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.155688] ------------[ cut here ]------------ [ 42.156649] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.158680] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 42.160132] Modules linked in: [ 42.160745] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.162729] Tainted: [W]=WARN [ 42.163340] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.164804] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.165689] 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 [ 42.168831] RSP: 0018:ffff888019d97bc0 EFLAGS: 00010286 [ 42.169756] RAX: 0000000000000000 RBX: ffffed10033b2f78 RCX: ffffffff813a4050 [ 42.171050] RDX: ffff88801686b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.172344] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033b2f2f [ 42.173609] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.174897] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019d97df8 [ 42.176158] FS: 00007f7a2d8c6900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.177605] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.178646] CR2: 00007f7a2ddb8580 CR3: 000000000e398000 CR4: 0000000000350ef0 [ 42.179940] Call Trace: [ 42.180424] [ 42.180871] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.181716] ? __create_object+0x59/0x80 [ 42.182498] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.183451] __vmalloc_noprof+0x59/0x60 [ 42.184192] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.185090] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.186016] bpf_prog_alloc+0x39/0x200 [ 42.186696] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.187624] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.188532] do_seccomp+0x349/0x25e0 [ 42.189249] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.190152] ? __pfx_do_seccomp+0x10/0x10 [ 42.190920] ? find_held_lock+0x2b/0x80 [ 42.191624] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.192598] ? static_key_count+0x60/0x80 [ 42.193386] prctl_set_seccomp+0x4e/0x70 [ 42.194149] __do_sys_prctl+0xe6c/0x1d70 [ 42.194919] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.195714] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.196708] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.197670] ? irqentry_exit+0xf3/0x650 [ 42.198435] do_syscall_64+0xbf/0x430 [ 42.199167] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.200133] RIP: 0033:0x7f7a2ddb85cd [ 42.200848] 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 [ 42.204019] RSP: 002b:00007ffc88f8cda0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.205386] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7a2ddb85cd [ 42.206670] RDX: 000055db33b50e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.207949] RBP: 00007ffc88f8ce00 R08: 0000000000000000 R09: 00007ffc88f8c4a0 [ 42.209246] R10: 0000000000000000 R11: 0000000000000246 R12: 000055db52f64ad0 [ 42.210527] R13: 00007ffc88f8d230 R14: 000055db52f65bc0 R15: 000055db52f76780 [ 42.211838] [ 42.212277] irq event stamp: 1727 [ 42.212926] hardirqs last enabled at (1737): [] __up_console_sem+0x78/0x80 [ 42.214445] hardirqs last disabled at (1746): [] __up_console_sem+0x5d/0x80 [ 42.215964] softirqs last enabled at (1628): [] handle_softirqs+0x50c/0x770 [ 42.217508] softirqs last disabled at (1621): [] __irq_exit_rcu+0xc4/0x100 [ 42.219029] ---[ end trace 0000000000000000 ]--- [ 43.008996] ------------[ cut here ]------------ [ 43.009910] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.011912] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/247 [ 43.013359] Modules linked in: [ 43.013986] CPU: 0 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.016177] Tainted: [W]=WARN [ 43.016730] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.018252] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.019158] 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 [ 43.022283] RSP: 0018:ffff88801702fbc0 EFLAGS: 00010286 [ 43.023236] RAX: 0000000000000000 RBX: ffffed1002e05f78 RCX: ffffffff813a4050 [ 43.024512] RDX: ffff888019f45340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.025766] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e05f2f [ 43.027021] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.028290] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801702fdf8 [ 43.029538] FS: 00007fd564cfe900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.030952] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.032016] CR2: 00007ffe73536ef8 CR3: 000000000e2f3000 CR4: 0000000000350ef0 [ 43.033286] Call Trace: [ 43.033752] [ 43.034194] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.035080] ? __create_object+0x59/0x80 [ 43.035852] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.036765] __vmalloc_noprof+0x59/0x60 [ 43.037513] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.038371] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.039287] bpf_prog_alloc+0x39/0x200 [ 43.040024] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.040945] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.041787] do_seccomp+0x349/0x25e0 [ 43.042492] ? find_held_lock+0x2b/0x80 [ 43.043239] ? do_prlimit+0x310/0x610 [ 43.043968] ? __pfx_do_seccomp+0x10/0x10 [ 43.044716] ? do_raw_spin_unlock+0x53/0x220 [ 43.045565] ? _raw_spin_unlock+0x1e/0x40 [ 43.046336] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.047273] ? static_key_count+0x60/0x80 [ 43.048077] prctl_set_seccomp+0x4e/0x70 [ 43.048863] __do_sys_prctl+0xe6c/0x1d70 [ 43.049607] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.050466] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.051443] ? irqentry_exit+0xf3/0x650 [ 43.052205] do_syscall_64+0xbf/0x430 [ 43.052953] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.053906] RIP: 0033:0x7fd5651f05cd [ 43.054571] 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 [ 43.057888] RSP: 002b:00007ffe73535830 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.059526] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd5651f05cd [ 43.060850] RDX: 0000559ac7174e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.062126] RBP: 00007ffe73535890 R08: 0000000000000000 R09: 00007ffe73534f30 [ 43.063406] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559afbcd4ad0 [ 43.064698] R13: 00007ffe73535cc0 R14: 0000559afbcd5bc0 R15: 0000559afbce6780 [ 43.066207] [ 43.066869] irq event stamp: 1815 [ 43.067599] hardirqs last enabled at (1825): [] __up_console_sem+0x78/0x80 [ 43.069144] hardirqs last disabled at (1834): [] __up_console_sem+0x5d/0x80 [ 43.070671] softirqs last enabled at (1672): [] handle_softirqs+0x50c/0x770 [ 43.072221] softirqs last disabled at (1667): [] __irq_exit_rcu+0xc4/0x100 [ 43.073747] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:13506' (ECDSA) to the list of known hosts. 2025/11/18 11:00:51 fuzzer started 2025/11/18 11:00:51 dialing manager at localhost:34383 2025/11/18 11:00:51 checking machine... 2025/11/18 11:00:51 checking revisions... [ 43.966935] kmemleak: Automatic memory scanning thread ended 2025/11/18 11:00:51 testing simple program... [ 44.061062] cgroup: Unknown subsys name 'net' [ 44.120756] cgroup: Unknown subsys name 'cpuset' [ 44.142759] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 11:00:50 Registers: info registers vcpu 0 RAX=ffffffff81b2d5f9 RBX=ffffffff81619130 RCX=ffff88806ce08954 RDX=1ffff1100d9c114b RSI=ffffffff81b2d5f9 RDI=ffff88806ce08ac8 RBP=ffff88806ce08a98 RSP=ffff88806ce089f8 R8 =ffffffff86ab8458 R9 =ffff88806ce08a40 R10=000000000003c9ed R11=00000000000255cb R12=ffff88806ce08ac8 R13=0000000000000000 R14=ffff888015d7b780 R15=0000000000000000 RIP=ffffffff81619134 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 00007fcb80082900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe1600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=0000562606b13000 CR3=000000000d90a000 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=fcf2e42e86cf57d300000000000ae988 XMM05=83a79e659881af9d00000000003224d0 XMM06=dc32c59f3b07e9470000000000321270 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffffed1002b5da0c RBX=ffffed1002b5da0d RCX=ffffffff83eda602 RDX=ffffed1002b5da0d RSI=0000000000000008 RDI=ffff888015aed060 RBP=ffffed1002b5da0c RSP=ffff888009757b50 R8 =0000000000000000 R9 =ffffed1002b5da0c R10=ffff888015aed067 R11=0000000000000001 R12=ffff888015aed060 R13=ffffffff8899cb80 R14=ffffffff815d6c93 R15=0000000000000000 RIP=ffffffff81b2d1d1 RFL=00000246 [---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 =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 fffffe2300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f7a2d98244c CR3=000000001f36a000 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