[ 39.272181] ------------[ cut here ]------------ [ 39.272636] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.273613] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.274284] Modules linked in: [ 39.274587] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.275530] Tainted: [W]=WARN [ 39.275786] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.276462] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.276866] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 39.278337] RSP: 0018:ffff88800ebcfbc0 EFLAGS: 00010286 [ 39.278775] RAX: 0000000000000000 RBX: ffffed1001d79f78 RCX: ffffffff813a4050 [ 39.279377] RDX: ffff8880169f9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.279961] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001d79f2f [ 39.280553] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.281132] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800ebcfdf8 [ 39.281723] FS: 00007f9e1b65b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.282388] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.282862] CR2: 00007ffdabc45ef8 CR3: 000000000e06f000 CR4: 0000000000350ef0 [ 39.283461] Call Trace: [ 39.283677] [ 39.283868] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.284264] ? __create_object+0x59/0x80 [ 39.284623] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.285051] __vmalloc_noprof+0x59/0x60 [ 39.285400] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.285784] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.286196] bpf_prog_alloc+0x39/0x200 [ 39.286532] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.286946] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.287367] do_seccomp+0x349/0x25e0 [ 39.287685] ? find_held_lock+0x2b/0x80 [ 39.288015] ? do_prlimit+0x310/0x610 [ 39.288352] ? __pfx_do_seccomp+0x10/0x10 [ 39.288700] ? do_raw_spin_unlock+0x53/0x220 [ 39.289063] ? _raw_spin_unlock+0x1e/0x40 [ 39.289425] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.289850] ? static_key_count+0x60/0x80 [ 39.290204] prctl_set_seccomp+0x4e/0x70 [ 39.290553] __do_sys_prctl+0xe6c/0x1d70 [ 39.290894] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.291280] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.291724] ? irqentry_exit+0xf3/0x650 [ 39.292056] do_syscall_64+0xbf/0x430 [ 39.292393] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.292810] RIP: 0033:0x7f9e1bb4d5cd [ 39.293115] 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 [ 39.294575] RSP: 002b:00007ffdabc43d80 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.295187] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9e1bb4d5cd [ 39.295771] RDX: 000055bf7fbbae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.296352] RBP: 00007ffdabc43de0 R08: 0000000000000000 R09: 00007ffdabc43480 [ 39.296918] R10: 0000000000000000 R11: 0000000000000246 R12: 000055bf8a9bbad0 [ 39.297511] R13: 00007ffdabc44210 R14: 000055bf8a9bcbc0 R15: 000055bf8a9cd780 [ 39.298084] [ 39.298278] irq event stamp: 1649 [ 39.298575] hardirqs last enabled at (1659): [] __up_console_sem+0x78/0x80 [ 39.299259] hardirqs last disabled at (1666): [] __up_console_sem+0x5d/0x80 [ 39.299952] softirqs last enabled at (1332): [] handle_softirqs+0x50c/0x770 [ 39.300657] softirqs last disabled at (1327): [] __irq_exit_rcu+0xc4/0x100 [ 39.301349] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.356646] ------------[ cut here ]------------ [ 42.357610] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.359673] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.361138] Modules linked in: [ 42.361821] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.363838] Tainted: [W]=WARN [ 42.364438] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.365934] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.366856] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 42.370531] RSP: 0018:ffff8880162afbc0 EFLAGS: 00010286 [ 42.371515] RAX: 0000000000000000 RBX: ffffed1002c55f78 RCX: ffffffff813a4050 [ 42.372787] RDX: ffff888018aa0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.374054] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c55f2f [ 42.375343] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.376614] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880162afdf8 [ 42.377893] FS: 00007f029ca50900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.379354] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.380801] CR2: 00007ffe07a04ef8 CR3: 0000000021037000 CR4: 0000000000350ef0 [ 42.382182] Call Trace: [ 42.382681] [ 42.383098] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.384022] ? __create_object+0x59/0x80 [ 42.384922] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.385879] __vmalloc_noprof+0x59/0x60 [ 42.386616] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.387507] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.388459] bpf_prog_alloc+0x39/0x200 [ 42.389152] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.390069] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.390966] do_seccomp+0x349/0x25e0 [ 42.391674] ? find_held_lock+0x2b/0x80 [ 42.392426] ? do_prlimit+0x310/0x610 [ 42.393466] ? __pfx_do_seccomp+0x10/0x10 [ 42.394207] ? do_raw_spin_unlock+0x53/0x220 [ 42.395027] ? _raw_spin_unlock+0x1e/0x40 [ 42.395820] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.396773] ? static_key_count+0x60/0x80 [ 42.397561] prctl_set_seccomp+0x4e/0x70 [ 42.398276] __do_sys_prctl+0xe6c/0x1d70 [ 42.399048] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.399901] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.400855] ? irqentry_exit+0xf3/0x650 [ 42.401601] do_syscall_64+0xbf/0x430 [ 42.402287] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.403235] RIP: 0033:0x7f029cf425cd [ 42.403924] 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 [ 42.407020] RSP: 002b:00007ffe07a02700 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.408388] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f029cf425cd [ 42.409644] RDX: 000055576daf4e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.410920] RBP: 00007ffe07a02760 R08: 0000000000000000 R09: 00007ffe07a01e00 [ 42.412192] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555798645ad0 [ 42.413456] R13: 00007ffe07a02b90 R14: 0000555798646bc0 R15: 0000555798657780 [ 42.414770] [ 42.415193] irq event stamp: 1761 [ 42.415832] hardirqs last enabled at (1771): [] __up_console_sem+0x78/0x80 [ 42.417319] hardirqs last disabled at (1780): [] __up_console_sem+0x5d/0x80 [ 42.418813] softirqs last enabled at (1550): [] handle_softirqs+0x50c/0x770 [ 42.420381] softirqs last disabled at (1801): [] __irq_exit_rcu+0xc4/0x100 [ 42.421866] ---[ end trace 0000000000000000 ]--- [ 43.281882] ------------[ cut here ]------------ [ 43.283090] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.285680] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 43.287560] Modules linked in: [ 43.288382] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.291294] Tainted: [W]=WARN [ 43.292517] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.294391] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.295579] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 43.298815] RSP: 0018:ffff8880170b7bc0 EFLAGS: 00010286 [ 43.299819] RAX: 0000000000000000 RBX: ffffed1002e16f78 RCX: ffffffff813a4050 [ 43.301193] RDX: ffff888017291bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.302616] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e16f2f [ 43.303924] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.305184] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880170b7df8 [ 43.306461] FS: 00007fd131633900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.308003] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.309047] CR2: 00007fd131b25580 CR3: 000000000dea2000 CR4: 0000000000350ef0 [ 43.310304] Call Trace: [ 43.310799] [ 43.311216] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.312110] ? __create_object+0x59/0x80 [ 43.312864] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.313815] __vmalloc_noprof+0x59/0x60 [ 43.314566] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.315436] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.316309] bpf_prog_alloc+0x39/0x200 [ 43.317036] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.317947] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.318848] do_seccomp+0x349/0x25e0 [ 43.319571] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.320456] ? __pfx_do_seccomp+0x10/0x10 [ 43.321184] ? find_held_lock+0x2b/0x80 [ 43.321941] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.322915] ? static_key_count+0x60/0x80 [ 43.323952] prctl_set_seccomp+0x4e/0x70 [ 43.324753] __do_sys_prctl+0xe6c/0x1d70 [ 43.325537] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.326384] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.327365] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.328274] ? irqentry_exit+0xf3/0x650 [ 43.329021] do_syscall_64+0xbf/0x430 [ 43.329753] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.330694] RIP: 0033:0x7fd131b255cd [ 43.331421] 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 [ 43.334518] RSP: 002b:00007fff13491ec0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.335878] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd131b255cd [ 43.337147] RDX: 000055fd50456e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.338405] RBP: 00007fff13491f20 R08: 0000000000000000 R09: 00007fff134915c0 [ 43.339679] R10: 0000000000000000 R11: 0000000000000246 R12: 000055fd8ca932b0 [ 43.340738] R13: 00007fff13492350 R14: 000055fd8ca95d20 R15: 000055fd8caa78d0 [ 43.341809] [ 43.342157] irq event stamp: 1907 [ 43.342688] hardirqs last enabled at (1917): [] __up_console_sem+0x78/0x80 [ 43.343975] hardirqs last disabled at (1936): [] __up_console_sem+0x5d/0x80 [ 43.345238] softirqs last enabled at (1934): [] handle_softirqs+0x50c/0x770 [ 43.346505] softirqs last disabled at (1925): [] __irq_exit_rcu+0xc4/0x100 [ 43.347768] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:50488' (ECDSA) to the list of known hosts. 2025/11/17 18:05:02 fuzzer started 2025/11/17 18:05:03 dialing manager at localhost:37895 2025/11/17 18:05:03 checking machine... 2025/11/17 18:05:03 checking revisions... [ 44.253305] kmemleak: Automatic memory scanning thread ended 2025/11/17 18:05:03 testing simple program... [ 44.341225] cgroup: Unknown subsys name 'net' [ 44.403121] cgroup: Unknown subsys name 'cpuset' [ 44.422921] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 18:05:02 Registers: info registers vcpu 0 RAX=00000000e2e6e2e4 RBX=00000000ff24dd59 RCX=ffff888009446060 RDX=000000000000000a RSI=00000000d03d5614 RDI=0000000000000002 RBP=0000000000000000 RSP=ffff88806ce08b20 R8 =00000000d2dc3ec4 R9 =ffff88806bfdd590 R10=0000000000000001 R11=0000000000000001 R12=0000000000000000 R13=0000000000000000 R14=ffff88806ce08b88 R15=000000000000000a RIP=ffffffff82642466 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 00007f726295d900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4500000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f7262075018 CR3=000000000a1dd000 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=756f6a2f646d65747379732f6e75722f XMM01=00676f6c7379732f6c616e72756f6a2f XMM02=756f6a2f646d65747379732f6e75722f XMM03=006c616e72756f6a2f646d6574737973 XMM04=ebfd86b5622837a600000000000ae988 XMM05=28fd4b4dd8fea49b0000000000321568 XMM06=d96330e2d2db86320000000000320400 XMM07=fb795ef6d6577056000000000030fa00 XMM08=4f5453444600273d67736d000d0a0920 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=dffffc0000000000 RBX=0000000000000001 RCX=0000000000000001 RDX=1ffff110012eaf11 RSI=ffff888009757810 RDI=ffff888009757890 RBP=ffff8880097578d8 RSP=ffff888009757780 R8 =0000000000000001 R9 =ffff888009757880 R10=000000000003c9ed R11=0000000000006e2e R12=ffff8880097578a0 R13=ffff888009757888 R14=ffff888009757810 R15=ffff888009757840 RIP=ffffffff8135fb75 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4000000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe079fc000 CR3=0000000020bb9000 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=ffffffffffffffffffff000000000000 XMM01=000000000000003635006b6f6c6c756e XMM02=62003d73646e756f7200323135616873 XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=00000000000000000000000000202020 XMM09=ff0000ffffffffffff00000000ffffff XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000