[ 45.726066] ------------[ cut here ]------------ [ 45.727024] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.729095] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 45.730580] Modules linked in: [ 45.731220] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 45.733291] Tainted: [W]=WARN [ 45.733903] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.735734] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.736627] 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 [ 45.739986] RSP: 0018:ffff888017777bc0 EFLAGS: 00010286 [ 45.740999] RAX: 0000000000000000 RBX: ffffed1002eeef78 RCX: ffffffff813a4050 [ 45.742304] RDX: ffff888017458000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.743624] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002eeef2f [ 45.744964] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.746270] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017777df8 [ 45.747578] FS: 00007feae075a900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 45.749054] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.750131] CR2: 00007ffd16652ef7 CR3: 000000000ed33000 CR4: 0000000000350ef0 [ 45.751434] Call Trace: [ 45.751956] [ 45.752375] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.753283] ? __create_object+0x59/0x80 [ 45.754073] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.755067] __vmalloc_noprof+0x59/0x60 [ 45.755846] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.756743] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.757635] bpf_prog_alloc+0x39/0x200 [ 45.758389] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.759333] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.760253] do_seccomp+0x349/0x25e0 [ 45.760987] ? find_held_lock+0x2b/0x80 [ 45.761755] ? do_prlimit+0x310/0x610 [ 45.762462] ? __pfx_do_seccomp+0x10/0x10 [ 45.763252] ? do_raw_spin_unlock+0x53/0x220 [ 45.764092] ? _raw_spin_unlock+0x1e/0x40 [ 45.764884] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.765853] ? static_key_count+0x60/0x80 [ 45.766618] prctl_set_seccomp+0x4e/0x70 [ 45.767399] __do_sys_prctl+0xe6c/0x1d70 [ 45.768196] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.769054] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.770026] ? irqentry_exit+0xf3/0x650 [ 45.770798] do_syscall_64+0xbf/0x430 [ 45.771513] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.772479] RIP: 0033:0x7feae0c4c5cd [ 45.773194] 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 [ 45.776409] RSP: 002b:00007ffd166515f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.777761] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007feae0c4c5cd [ 45.779048] RDX: 00005584b59cbe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.780350] RBP: 00007ffd16651650 R08: 0000000000000000 R09: 00007ffd16650cf0 [ 45.781622] R10: 0000000000000000 R11: 0000000000000246 R12: 00005584edd71b10 [ 45.782934] R13: 00007ffd16651a80 R14: 00005584edd722b0 R15: 00005584edd866f0 [ 45.784155] [ 45.784447] irq event stamp: 1919 [ 45.784901] hardirqs last enabled at (1929): [] __up_console_sem+0x78/0x80 [ 45.785938] hardirqs last disabled at (1938): [] __up_console_sem+0x5d/0x80 [ 45.786981] softirqs last enabled at (1898): [] handle_softirqs+0x50c/0x770 [ 45.788025] softirqs last disabled at (1893): [] __irq_exit_rcu+0xc4/0x100 [ 45.788742] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.089532] ------------[ cut here ]------------ [ 49.090528] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.092737] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/239 [ 49.094310] Modules linked in: [ 49.094980] CPU: 1 UID: 104 PID: 239 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.097133] Tainted: [W]=WARN [ 49.097817] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.099743] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.100727] 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 [ 49.104143] RSP: 0018:ffff88800f347bc0 EFLAGS: 00010286 [ 49.105227] RAX: 0000000000000000 RBX: ffffed1001e68f78 RCX: ffffffff813a4050 [ 49.106885] RDX: ffff8880198bb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.108283] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e68f2f [ 49.109665] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.111051] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f347df8 [ 49.112433] FS: 00007f75d511a900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.113985] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.115123] CR2: 00007ffc1053aef7 CR3: 000000001f1d3000 CR4: 0000000000350ef0 [ 49.116514] Call Trace: [ 49.117057] [ 49.117501] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.118455] ? __create_object+0x59/0x80 [ 49.119322] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.120378] __vmalloc_noprof+0x59/0x60 [ 49.121196] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.122130] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.123124] bpf_prog_alloc+0x39/0x200 [ 49.123928] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.124937] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.125903] do_seccomp+0x349/0x25e0 [ 49.126631] ? find_held_lock+0x2b/0x80 [ 49.127439] ? do_prlimit+0x310/0x610 [ 49.128241] ? __pfx_do_seccomp+0x10/0x10 [ 49.129085] ? do_raw_spin_unlock+0x53/0x220 [ 49.129977] ? _raw_spin_unlock+0x1e/0x40 [ 49.130817] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.131867] ? static_key_count+0x60/0x80 [ 49.132731] prctl_set_seccomp+0x4e/0x70 [ 49.133525] __do_sys_prctl+0xe6c/0x1d70 [ 49.134359] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.135278] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.136329] ? irqentry_exit+0xf3/0x650 [ 49.137142] do_syscall_64+0xbf/0x430 [ 49.137932] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.138949] RIP: 0033:0x7f75d560c5cd [ 49.139704] 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 [ 49.143179] RSP: 002b:00007ffc10538590 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.144674] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f75d560c5cd [ 49.146069] RDX: 0000557298a92e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.147448] RBP: 00007ffc105385f0 R08: 0000000000000000 R09: 00007ffc10537c90 [ 49.148759] R10: 0000000000000000 R11: 0000000000000246 R12: 000055729c7372b0 [ 49.149913] R13: 00007ffc10538a20 R14: 000055729c739d20 R15: 000055729c74b8d0 [ 49.151086] [ 49.151468] irq event stamp: 1715 [ 49.152062] hardirqs last enabled at (1725): [] __up_console_sem+0x78/0x80 [ 49.153434] hardirqs last disabled at (1734): [] __up_console_sem+0x5d/0x80 [ 49.154804] softirqs last enabled at (1402): [] handle_softirqs+0x50c/0x770 [ 49.156205] softirqs last disabled at (1397): [] __irq_exit_rcu+0xc4/0x100 [ 49.157574] ---[ end trace 0000000000000000 ]--- [ 49.980059] ------------[ cut here ]------------ [ 49.980977] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.982960] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/246 [ 49.984428] Modules linked in: [ 49.985059] CPU: 1 UID: 104 PID: 246 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.987268] Tainted: [W]=WARN [ 49.987944] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.989421] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.990326] 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 [ 49.993530] RSP: 0018:ffff888013f5fbc0 EFLAGS: 00010286 [ 49.994496] RAX: 0000000000000000 RBX: ffffed10027ebf78 RCX: ffffffff813a4050 [ 49.995769] RDX: ffff888015b45340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.997060] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10027ebf2f [ 49.998337] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.999616] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888013f5fdf8 [ 50.000907] FS: 00007fb7804db900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.002342] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.003392] CR2: 00007ffeb34deef7 CR3: 0000000019d67000 CR4: 0000000000350ef0 [ 50.004683] Call Trace: [ 50.005146] [ 50.005550] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.006439] ? __create_object+0x59/0x80 [ 50.007219] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.008190] __vmalloc_noprof+0x59/0x60 [ 50.008942] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.009799] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.010722] bpf_prog_alloc+0x39/0x200 [ 50.011403] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.012323] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.013201] do_seccomp+0x349/0x25e0 [ 50.013899] ? find_held_lock+0x2b/0x80 [ 50.014609] ? do_prlimit+0x310/0x610 [ 50.015457] ? __pfx_do_seccomp+0x10/0x10 [ 50.016239] ? do_raw_spin_unlock+0x53/0x220 [ 50.017059] ? _raw_spin_unlock+0x1e/0x40 [ 50.017821] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.018772] ? static_key_count+0x60/0x80 [ 50.019525] prctl_set_seccomp+0x4e/0x70 [ 50.020293] __do_sys_prctl+0xe6c/0x1d70 [ 50.021047] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.021883] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.022829] ? irqentry_exit+0xf3/0x650 [ 50.023540] do_syscall_64+0xbf/0x430 [ 50.024271] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.025209] RIP: 0033:0x7fb7809cd5cd [ 50.025897] 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 [ 50.029302] RSP: 002b:00007ffeb34ddd50 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.030793] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb7809cd5cd [ 50.032178] RDX: 00005620c9772e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.033633] RBP: 00007ffeb34dddb0 R08: 0000000000000000 R09: 00007ffeb34dd450 [ 50.034925] R10: 0000000000000000 R11: 0000000000000246 R12: 00005620cb424ad0 [ 50.036214] R13: 00007ffeb34de1e0 R14: 00005620cb425bc0 R15: 00005620cb436780 [ 50.037486] [ 50.037943] irq event stamp: 1759 [ 50.038548] hardirqs last enabled at (1767): [] __up_console_sem+0x78/0x80 [ 50.040074] hardirqs last disabled at (1776): [] __up_console_sem+0x5d/0x80 [ 50.041672] softirqs last enabled at (1536): [] handle_softirqs+0x50c/0x770 [ 50.043484] softirqs last disabled at (1531): [] __irq_exit_rcu+0xc4/0x100 [ 50.045049] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:19469' (ECDSA) to the list of known hosts. 2025/11/18 12:24:37 fuzzer started 2025/11/18 12:24:37 dialing manager at localhost:34383 2025/11/18 12:24:37 checking machine... 2025/11/18 12:24:37 checking revisions... [ 50.925846] kmemleak: Automatic memory scanning thread ended 2025/11/18 12:24:38 testing simple program... [ 51.013720] cgroup: Unknown subsys name 'net' [ 51.090629] cgroup: Unknown subsys name 'cpuset' [ 51.115030] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 12:24:37 Registers: info registers vcpu 0 RAX=000000000004b151 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 fffffe5100000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000055a0e8a9a000 CR3=000000000d9b2000 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=dda2968686e52f9a70401d0b431bede9 XMM02=ec2efd57dc4c00df0000000000303d50 XMM03=6faccda63d9e24720000000000303e20 XMM04=42248da9097a65fa00000000000ae988 XMM05=d4ca83780df611510000000000321438 XMM06=8fede82a5ad58cbe000000000031feb8 XMM07=fb795ef6d6577056000000000030e670 XMM08=2c67c8bc2e329bc30000000000303dc0 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000002d68d 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 fffffe4400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f75d56cf650 CR3=0000000009c2a000 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=34323a323120383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3833325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320303937 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000