[ 39.436638] ------------[ cut here ]------------ [ 39.437507] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.439450] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.440856] Modules linked in: [ 39.441455] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.443652] Tainted: [W]=WARN [ 39.444195] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.445718] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.446613] 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 [ 39.449698] RSP: 0018:ffff88800c8afbc0 EFLAGS: 00010286 [ 39.450665] RAX: 0000000000000000 RBX: ffffed1001915f78 RCX: ffffffff813a4050 [ 39.451913] RDX: ffff8880150a3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.453175] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001915f2f [ 39.454450] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.455694] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800c8afdf8 [ 39.456951] FS: 00007f14695d0900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.458360] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.459395] CR2: 00007f1469b364a6 CR3: 000000000bdec000 CR4: 0000000000350ef0 [ 39.460647] Call Trace: [ 39.461108] [ 39.461512] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.462385] ? __create_object+0x59/0x80 [ 39.463146] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.464086] __vmalloc_noprof+0x59/0x60 [ 39.464838] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.465689] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.466602] bpf_prog_alloc+0x39/0x200 [ 39.467282] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.468185] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.469077] do_seccomp+0x349/0x25e0 [ 39.469788] ? irqentry_exit+0x17b/0x650 [ 39.470496] ? trace_irq_disable.constprop.0+0xc2/0x100 [ 39.471447] ? __pfx_do_seccomp+0x10/0x10 [ 39.472204] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.473123] ? static_key_count+0x60/0x80 [ 39.474223] prctl_set_seccomp+0x4e/0x70 [ 39.475089] __do_sys_prctl+0xe6c/0x1d70 [ 39.475918] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.476841] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.477898] ? irqentry_exit+0xf3/0x650 [ 39.478710] do_syscall_64+0xbf/0x430 [ 39.479444] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.480460] RIP: 0033:0x7f1469ac25cd [ 39.481228] 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 [ 39.484592] RSP: 002b:00007ffed5a1a250 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.486055] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1469ac25cd [ 39.487412] RDX: 000056367974ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.488823] RBP: 00007ffed5a1a2b0 R08: 0000000000000000 R09: 00007ffed5a19950 [ 39.490201] R10: 0000000000000000 R11: 0000000000000246 R12: 00005636b289bad0 [ 39.491557] R13: 00007ffed5a1a6e0 R14: 00005636b289cbc0 R15: 00005636b28ad780 [ 39.492961] [ 39.493428] irq event stamp: 1789 [ 39.494132] hardirqs last enabled at (1799): [] __up_console_sem+0x78/0x80 [ 39.495809] hardirqs last disabled at (1822): [] __up_console_sem+0x5d/0x80 [ 39.497446] softirqs last enabled at (1820): [] handle_softirqs+0x50c/0x770 [ 39.499101] softirqs last disabled at (1807): [] __irq_exit_rcu+0xc4/0x100 [ 39.500692] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.753340] ------------[ cut here ]------------ [ 42.754276] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.756256] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/243 [ 42.757712] Modules linked in: [ 42.758315] CPU: 1 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.760304] Tainted: [W]=WARN [ 42.760893] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.762369] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.763301] 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 [ 42.766480] RSP: 0018:ffff88801635fbc0 EFLAGS: 00010286 [ 42.767466] RAX: 0000000000000000 RBX: ffffed1002c6bf78 RCX: ffffffff813a4050 [ 42.768759] RDX: ffff8880189e5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.770067] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c6bf2f [ 42.771361] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.772634] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801635fdf8 [ 42.773948] FS: 00007fb15cdc4900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.775419] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.776468] CR2: 00007fb15d2b6580 CR3: 000000001fd57000 CR4: 0000000000350ef0 [ 42.777773] Call Trace: [ 42.778241] [ 42.778696] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.779557] ? __create_object+0x59/0x80 [ 42.780344] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.781330] __vmalloc_noprof+0x59/0x60 [ 42.782083] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.782963] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.783900] bpf_prog_alloc+0x39/0x200 [ 42.784648] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.785555] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.786466] do_seccomp+0x349/0x25e0 [ 42.787180] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.788081] ? __pfx_do_seccomp+0x10/0x10 [ 42.788873] ? find_held_lock+0x2b/0x80 [ 42.789638] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.790612] ? static_key_count+0x60/0x80 [ 42.791376] prctl_set_seccomp+0x4e/0x70 [ 42.792151] __do_sys_prctl+0xe6c/0x1d70 [ 42.792929] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.793803] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.794789] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.795770] ? irqentry_exit+0xf3/0x650 [ 42.796493] do_syscall_64+0xbf/0x430 [ 42.797247] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.798208] RIP: 0033:0x7fb15d2b65cd [ 42.798913] 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 [ 42.802106] RSP: 002b:00007ffec70b15c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.803482] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb15d2b65cd [ 42.804782] RDX: 000055f8b560ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.806086] RBP: 00007ffec70b1620 R08: 0000000000000000 R09: 00007ffec70b0cc0 [ 42.807364] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f8de461ad0 [ 42.809068] R13: 00007ffec70b1a50 R14: 000055f8de462bc0 R15: 000055f8de473780 [ 42.810385] [ 42.810854] irq event stamp: 1701 [ 42.811473] hardirqs last enabled at (1709): [] __up_console_sem+0x78/0x80 [ 42.812989] hardirqs last disabled at (1718): [] __up_console_sem+0x5d/0x80 [ 42.814531] softirqs last enabled at (1622): [] handle_softirqs+0x50c/0x770 [ 42.816097] softirqs last disabled at (1613): [] __irq_exit_rcu+0xc4/0x100 [ 42.817607] ---[ end trace 0000000000000000 ]--- [ 43.681969] ------------[ cut here ]------------ [ 43.682915] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.684903] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/251 [ 43.686430] Modules linked in: [ 43.687077] CPU: 0 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.689044] Tainted: [W]=WARN [ 43.689648] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.691117] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.692046] 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 [ 43.695229] RSP: 0018:ffff8880176efbc0 EFLAGS: 00010286 [ 43.696212] RAX: 0000000000000000 RBX: ffffed1002eddf78 RCX: ffffffff813a4050 [ 43.697499] RDX: ffff888018b71bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.698778] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002eddf2f [ 43.700027] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.701311] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880176efdf8 [ 43.702593] FS: 00007f4512e44900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.704018] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.705072] CR2: 00007f4513336580 CR3: 000000000c47c000 CR4: 0000000000350ef0 [ 43.706350] Call Trace: [ 43.706859] [ 43.707270] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.708158] ? __create_object+0x59/0x80 [ 43.708941] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.709914] __vmalloc_noprof+0x59/0x60 [ 43.710670] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.711490] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.712412] bpf_prog_alloc+0x39/0x200 [ 43.713141] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.714073] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.714972] do_seccomp+0x349/0x25e0 [ 43.715676] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.716523] ? __pfx_do_seccomp+0x10/0x10 [ 43.717322] ? find_held_lock+0x2b/0x80 [ 43.718073] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.719012] ? static_key_count+0x60/0x80 [ 43.719812] prctl_set_seccomp+0x4e/0x70 [ 43.720529] __do_sys_prctl+0xe6c/0x1d70 [ 43.721316] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.722158] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.723111] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.724079] ? irqentry_exit+0xf3/0x650 [ 43.724844] do_syscall_64+0xbf/0x430 [ 43.725534] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.726465] RIP: 0033:0x7f45133365cd [ 43.727163] 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 [ 43.730295] RSP: 002b:00007ffff3b48630 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.731650] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f45133365cd [ 43.732925] RDX: 000055b129864e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.734213] RBP: 00007ffff3b48690 R08: 0000000000000000 R09: 00007ffff3b47d30 [ 43.735477] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b13b4e3ad0 [ 43.736760] R13: 00007ffff3b48ac0 R14: 000055b13b4e4bc0 R15: 000055b13b4f5780 [ 43.738058] [ 43.738477] irq event stamp: 1773 [ 43.739129] hardirqs last enabled at (1783): [] __up_console_sem+0x78/0x80 [ 43.740635] hardirqs last disabled at (1792): [] __up_console_sem+0x5d/0x80 [ 43.742141] softirqs last enabled at (1752): [] handle_softirqs+0x50c/0x770 [ 43.743656] softirqs last disabled at (1747): [] __irq_exit_rcu+0xc4/0x100 [ 43.745143] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:40107' (ECDSA) to the list of known hosts. 2025/11/18 19:21:02 fuzzer started 2025/11/18 19:21:02 dialing manager at localhost:34383 2025/11/18 19:21:02 checking machine... 2025/11/18 19:21:02 checking revisions... [ 44.651957] kmemleak: Automatic memory scanning thread ended 2025/11/18 19:21:02 testing simple program... [ 44.735509] cgroup: Unknown subsys name 'net' [ 44.791285] cgroup: Unknown subsys name 'cpuset' [ 44.808443] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 19:21:01 Registers: info registers vcpu 0 RAX=ffffea0000657701 RBX=0000000000000000 RCX=ffffea0000657740 RDX=0000000000000000 RSI=ffff8880195dd780 RDI=ffff888009462280 RBP=ffffffff815d6c98 RSP=ffff88806ce08de8 R8 =0000000000000178 R9 =0000000000000178 R10=ffffffff8664f857 R11=0000000000000000 R12=ffff8880195dd780 R13=0000000000000000 R14=ffff8880195dd780 R15=ffff888009462280 RIP=ffffffff81b2a09c 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4f00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f4a3e704000 CR3=000000000fb14000 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=98a631b75230fab0854d6f8677f5bd8a XMM02=2c67c8bc2e329bc30000000000303d30 XMM03=fb795ef6d6577056000000000030f998 XMM04=b323767edd55b06100000000000ae988 XMM05=14648eaa1277bab10000000000320078 XMM06=817b8945e9d50373000000000031ff00 XMM07=e042d86d42eb936e000000000030fc18 XMM08=d10855a60a99deef0000000000303d90 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffffffff81a8b3bc RBX=ffffffff81619130 RCX=ffff88801652f414 RDX=1ffff11002ca5ea3 RSI=ffffffff81a8b3bc RDI=ffff88801652f588 RBP=ffff88801652f558 RSP=ffff88801652f4b8 R8 =0000000000000001 R9 =ffff88801652f500 R10=000000000003c9ed R11=000000000002308d R12=ffff88801652f588 R13=0000000000000000 R14=ffff8880158e0000 R15=ffff888008c41780 RIP=ffffffff81619130 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 00007fb15cdc4900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fb15cda3020 CR3=000000001fd25000 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