[ 46.557429] ------------[ cut here ]------------ [ 46.558363] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.560411] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234 [ 46.561899] Modules linked in: [ 46.562766] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.564842] Tainted: [W]=WARN [ 46.565452] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.566942] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.567870] 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 [ 46.571081] RSP: 0018:ffff88800e457bc0 EFLAGS: 00010286 [ 46.572072] RAX: 0000000000000000 RBX: ffffed1001c8af78 RCX: ffffffff813a4050 [ 46.573385] RDX: ffff888015fe1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.574668] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001c8af2f [ 46.575981] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.577288] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800e457df8 [ 46.578574] FS: 00007fbbb3156900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.580027] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.581106] CR2: 00007fbbb3648580 CR3: 000000001655f000 CR4: 0000000000350ef0 [ 46.582418] Call Trace: [ 46.582891] [ 46.583348] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.584250] ? __create_object+0x59/0x80 [ 46.585053] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.586049] __vmalloc_noprof+0x59/0x60 [ 46.586782] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.587662] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.588608] bpf_prog_alloc+0x39/0x200 [ 46.589383] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.590316] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.591238] do_seccomp+0x349/0x25e0 [ 46.591909] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.592815] ? __pfx_do_seccomp+0x10/0x10 [ 46.593612] ? find_held_lock+0x2b/0x80 [ 46.594387] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.595375] ? static_key_count+0x60/0x80 [ 46.596186] prctl_set_seccomp+0x4e/0x70 [ 46.596921] __do_sys_prctl+0xe6c/0x1d70 [ 46.597724] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.598593] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.599581] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.600556] ? irqentry_exit+0xf3/0x650 [ 46.601358] do_syscall_64+0xbf/0x430 [ 46.602094] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.603049] RIP: 0033:0x7fbbb36485cd [ 46.603715] 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 [ 46.606864] RSP: 002b:00007ffe0a357dd0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d Debian GNU/Linux[ 46.608213] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbbb36485cd 11 syzkaller tt[ 46.609714] RDX: 000055e1469c8e00 RSI: 0000000000000002 RDI: 0000000000000016 yS0[ 46.611181] RBP: 00007ffe0a357e30 R08: 0000000000000000 R09: 00007ffe0a3574d0 [ 46.612474] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e184136b10 [ 46.613779] R13: 00007ffe0a358260 R14: 000055e1841372b0 R15: 000055e18414b6f0 [ 46.615069] [ 46.615485] irq event stamp: 1807 [ 46.616135] hardirqs last enabled at (1817): [] __up_console_sem+0x78/0x80 [ 46.617658] hardirqs last disabled at (1826): [] __up_console_sem+0x5d/0x80 [ 46.619152] softirqs last enabled at (1786): [] handle_softirqs+0x50c/0x770 [ 46.620693] softirqs last disabled at (1771): [] __irq_exit_rcu+0xc4/0x100 [ 46.622213] ---[ end trace 0000000000000000 ]--- syzkaller login: [ 49.633307] ------------[ cut here ]------------ [ 49.634347] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.636217] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 49.637551] Modules linked in: [ 49.638077] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.639743] Tainted: [W]=WARN [ 49.640307] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.641737] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.642593] 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 [ 49.645450] RSP: 0018:ffff8880165afbc0 EFLAGS: 00010286 [ 49.646687] RAX: 0000000000000000 RBX: ffffed1002cb5f78 RCX: ffffffff813a4050 [ 49.647932] RDX: ffff88800f135340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.649175] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cb5f2f [ 49.650399] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.651544] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880165afdf8 [ 49.652693] FS: 00007fde94359900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.654046] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.654900] CR2: 00007ffe487feef8 CR3: 000000001fac7000 CR4: 0000000000350ef0 [ 49.655991] Call Trace: [ 49.656391] [ 49.656766] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.657658] ? __create_object+0x59/0x80 [ 49.658426] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.659269] __vmalloc_noprof+0x59/0x60 [ 49.659892] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.660688] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.661578] bpf_prog_alloc+0x39/0x200 [ 49.662272] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.663116] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.663847] do_seccomp+0x349/0x25e0 [ 49.664456] ? find_held_lock+0x2b/0x80 [ 49.665097] ? do_prlimit+0x310/0x610 [ 49.665710] ? __pfx_do_seccomp+0x10/0x10 [ 49.666367] ? do_raw_spin_unlock+0x53/0x220 [ 49.667065] ? _raw_spin_unlock+0x1e/0x40 [ 49.667690] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.668675] ? static_key_count+0x60/0x80 [ 49.669353] prctl_set_seccomp+0x4e/0x70 [ 49.670058] __do_sys_prctl+0xe6c/0x1d70 [ 49.670764] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.671583] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.672488] ? irqentry_exit+0xf3/0x650 [ 49.673205] do_syscall_64+0xbf/0x430 [ 49.673852] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.674761] RIP: 0033:0x7fde9484b5cd [ 49.675456] 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 [ 49.678500] RSP: 002b:00007ffe487fcc90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.679719] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fde9484b5cd [ 49.680871] RDX: 00005599b56c8e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.682164] RBP: 00007ffe487fccf0 R08: 0000000000000000 R09: 00007ffe487fc390 [ 49.683387] R10: 0000000000000000 R11: 0000000000000246 R12: 00005599d328abf0 [ 49.684536] R13: 00007ffe487fd120 R14: 00005599d3294380 R15: 00005599d329f460 [ 49.685762] [ 49.686187] irq event stamp: 1755 [ 49.686767] hardirqs last enabled at (1763): [] __up_console_sem+0x78/0x80 [ 49.688117] hardirqs last disabled at (1772): [] __up_console_sem+0x5d/0x80 [ 49.689399] softirqs last enabled at (1332): [] handle_softirqs+0x50c/0x770 [ 49.690750] softirqs last disabled at (1791): [] __irq_exit_rcu+0xc4/0x100 [ 49.692199] ---[ end trace 0000000000000000 ]--- [ 50.452716] ------------[ cut here ]------------ [ 50.453690] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.455689] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 50.457149] Modules linked in: [ 50.457739] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.459694] Tainted: [W]=WARN [ 50.460295] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.461766] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.462702] 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 [ 50.465889] RSP: 0018:ffff88801726fbc0 EFLAGS: 00010286 [ 50.466872] RAX: 0000000000000000 RBX: ffffed1002e4df78 RCX: ffffffff813a4050 [ 50.468144] RDX: ffff888015e71bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.469437] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e4df2f [ 50.470740] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.472020] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801726fdf8 [ 50.473325] FS: 00007f12791de900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.474778] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.475816] CR2: 00007ffcfae40ef8 CR3: 000000000df14000 CR4: 0000000000350ef0 [ 50.477087] Call Trace: [ 50.477559] [ 50.478012] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.478863] ? __create_object+0x59/0x80 [ 50.479634] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.480589] __vmalloc_noprof+0x59/0x60 [ 50.481340] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.482201] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.483123] bpf_prog_alloc+0x39/0x200 [ 50.483808] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.484723] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.485607] do_seccomp+0x349/0x25e0 [ 50.486310] ? find_held_lock+0x2b/0x80 [ 50.487065] ? do_prlimit+0x310/0x610 [ 50.487740] ? __pfx_do_seccomp+0x10/0x10 [ 50.488512] ? do_raw_spin_unlock+0x53/0x220 [ 50.489335] ? _raw_spin_unlock+0x1e/0x40 [ 50.490108] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.491055] ? static_key_count+0x60/0x80 [ 50.491806] prctl_set_seccomp+0x4e/0x70 [ 50.492561] __do_sys_prctl+0xe6c/0x1d70 [ 50.493356] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.494201] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.495161] ? irqentry_exit+0xf3/0x650 [ 50.495871] do_syscall_64+0xbf/0x430 [ 50.496598] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.497547] RIP: 0033:0x7f12796d05cd [ 50.498236] 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 [ 50.501346] RSP: 002b:00007ffcfae3ee10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.502684] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f12796d05cd [ 50.503947] RDX: 000055ad9c981e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.505250] RBP: 00007ffcfae3ee70 R08: 0000000000000000 R09: 00007ffcfae3e510 [ 50.506514] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ada93a8b10 [ 50.507769] R13: 00007ffcfae3f2a0 R14: 000055ada93a92b0 R15: 000055ada93bd6f0 [ 50.509037] [ 50.509459] irq event stamp: 1819 [ 50.510092] hardirqs last enabled at (1829): [] __up_console_sem+0x78/0x80 [ 50.511596] hardirqs last disabled at (1838): [] __up_console_sem+0x5d/0x80 [ 50.513087] softirqs last enabled at (1366): [] handle_softirqs+0x50c/0x770 [ 50.514606] softirqs last disabled at (1361): [] __irq_exit_rcu+0xc4/0x100 [ 50.516108] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:58813' (ECDSA) to the list of known hosts. 2025/11/19 01:51:11 fuzzer started 2025/11/19 01:51:12 dialing manager at localhost:34383 2025/11/19 01:51:12 checking machine... 2025/11/19 01:51:12 checking revisions... [ 51.397489] kmemleak: Automatic memory scanning thread ended 2025/11/19 01:51:12 testing simple program... [ 51.477510] cgroup: Unknown subsys name 'net' [ 51.537429] cgroup: Unknown subsys name 'cpuset' [ 51.550647] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 01:51:11 Registers: info registers vcpu 0 RAX=00000000ca2fd6eb RBX=0000000074c08c26 RCX=00000000cf6cdeae RDX=000000000000000b RSI=ffff88806ce08bfc RDI=0000000000000001 RBP=0000000000000001 RSP=ffff88806ce08b40 R8 =00000000994675d4 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000000 R13=0000000000000000 R14=ffff88806ce08ba8 R15=000000000000000b RIP=ffffffff82642b58 RFL=00000282 [--S----] 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 00007fde94359900 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=00007fde949110b0 CR3=000000000e585000 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=25252525252525252525252525252525 XMM01=000000000000000000000000000000ff XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=662079726f6d656d20666f2074756f00 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=00000000000253a5 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000206 [-----P-] 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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe6000000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f78c98276b0 CR3=000000000e0b7000 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=894ecf037e7eebb99d48becd6a7775e3 XMM02=0000000000305858ec2efd57dc4c00df XMM03=0000000000310c100f79fe843b9885c2 XMM04=fff5f7e47f37494300000000000ae988 XMM05=c17eb37c6f3f45c60000000000321998 XMM06=474038aa6c007e1f00000000003207b0 XMM07=e042d86d42eb936e0000000000310e90 XMM08=0f79fe843b9885c200000000003058b8 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000