[ 39.034766] ------------[ cut here ]------------ [ 39.035709] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.037760] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.039230] Modules linked in: [ 39.039892] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.041911] Tainted: [W]=WARN [ 39.042514] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.044015] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.044944] 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 [ 39.048130] RSP: 0018:ffff88801c117bc0 EFLAGS: 00010286 [ 39.049136] RAX: 0000000000000000 RBX: ffffed1003822f78 RCX: ffffffff813a4050 [ 39.050447] RDX: ffff888009a8d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.051769] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003822f2f [ 39.053079] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.054394] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801c117df8 [ 39.055707] FS: 00007f982837f900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.057184] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.058271] CR2: 00007f98288e54a6 CR3: 000000000e6d6000 CR4: 0000000000350ef0 [ 39.059576] Call Trace: [ 39.060042] [ 39.060497] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.061381] ? __create_object+0x59/0x80 [ 39.062183] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.063165] __vmalloc_noprof+0x59/0x60 [ 39.063944] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.064833] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.065789] bpf_prog_alloc+0x39/0x200 [ 39.066543] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.067480] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.068341] do_seccomp+0x349/0x25e0 [ 39.069076] ? find_held_lock+0x2b/0x80 [ 39.070276] ? do_prlimit+0x310/0x610 [ 39.071037] ? __pfx_do_seccomp+0x10/0x10 [ 39.071832] ? do_raw_spin_unlock+0x53/0x220 [ 39.072680] ? _raw_spin_unlock+0x1e/0x40 [ 39.073460] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.074382] ? static_key_count+0x60/0x80 [ 39.075205] prctl_set_seccomp+0x4e/0x70 [ 39.075979] __do_sys_prctl+0xe6c/0x1d70 [ 39.076779] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.077652] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.078642] ? irqentry_exit+0xf3/0x650 [ 39.079370] do_syscall_64+0xbf/0x430 [ 39.080113] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.081067] RIP: 0033:0x7f98288715cd [ 39.081802] 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 [ 39.085011] RSP: 002b:00007ffea2414fc0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.086396] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f98288715cd [ 39.087711] RDX: 0000561d7981ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.088992] RBP: 00007ffea2415020 R08: 0000000000000000 R09: 00007ffea24146c0 [ 39.090293] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561da0a01ad0 [ 39.091612] R13: 00007ffea2415450 R14: 0000561da0a02bc0 R15: 0000561da0a13780 [ 39.092915] [ 39.093356] irq event stamp: 1751 [ 39.094005] hardirqs last enabled at (1761): [] __up_console_sem+0x78/0x80 [ 39.095559] hardirqs last disabled at (1770): [] __up_console_sem+0x5d/0x80 [ 39.097089] softirqs last enabled at (1730): [] handle_softirqs+0x50c/0x770 [ 39.098656] softirqs last disabled at (1725): [] __irq_exit_rcu+0xc4/0x100 [ 39.100178] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.754104] ------------[ cut here ]------------ [ 41.754871] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.756557] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 41.757762] Modules linked in: [ 41.758259] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.759959] Tainted: [W]=WARN [ 41.760458] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.761685] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.762439] 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 [ 41.765065] RSP: 0018:ffff88801597fbc0 EFLAGS: 00010286 [ 41.765882] RAX: 0000000000000000 RBX: ffffed1002b2ff78 RCX: ffffffff813a4050 [ 41.766937] RDX: ffff888015ac0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.767994] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b2ff2f [ 41.769061] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.770129] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801597fdf8 [ 41.771192] FS: 00007f8bc24bc900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.772384] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.773279] CR2: 00007ffdd67e7ef7 CR3: 000000000e145000 CR4: 0000000000350ef0 [ 41.774367] Call Trace: [ 41.774784] [ 41.775123] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.775860] ? __create_object+0x59/0x80 [ 41.776505] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.777276] __vmalloc_noprof+0x59/0x60 [ 41.777909] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.778632] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.779371] bpf_prog_alloc+0x39/0x200 [ 41.779983] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.780747] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.781507] do_seccomp+0x349/0x25e0 [ 41.782068] ? find_held_lock+0x2b/0x80 [ 41.782699] ? do_prlimit+0x310/0x610 [ 41.783281] ? __pfx_do_seccomp+0x10/0x10 [ 41.783932] ? do_raw_spin_unlock+0x53/0x220 [ 41.784612] ? _raw_spin_unlock+0x1e/0x40 [ 41.785220] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.786026] ? static_key_count+0x60/0x80 [ 41.786680] prctl_set_seccomp+0x4e/0x70 [ 41.787283] __do_sys_prctl+0xe6c/0x1d70 [ 41.787925] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.788632] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.789450] ? irqentry_exit+0xf3/0x650 [ 41.790049] do_syscall_64+0xbf/0x430 [ 41.790656] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.791460] RIP: 0033:0x7f8bc29ae5cd [ 41.792010] 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 [ 41.794668] RSP: 002b:00007ffdd67e6e10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.795798] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8bc29ae5cd [ 41.796869] RDX: 000055d6427f1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.797942] RBP: 00007ffdd67e6e70 R08: 0000000000000000 R09: 00007ffdd67e6510 [ 41.799021] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d64d2bf2b0 [ 41.800357] R13: 00007ffdd67e72a0 R14: 000055d64d2c1d20 R15: 000055d64d2d38d0 [ 41.801635] [ 41.802075] irq event stamp: 1713 [ 41.802658] hardirqs last enabled at (1723): [] __up_console_sem+0x78/0x80 [ 41.804175] hardirqs last disabled at (1732): [] __up_console_sem+0x5d/0x80 [ 41.805452] softirqs last enabled at (1662): [] handle_softirqs+0x50c/0x770 [ 41.806743] softirqs last disabled at (1655): [] __irq_exit_rcu+0xc4/0x100 [ 41.808010] ---[ end trace 0000000000000000 ]--- [ 42.672927] ------------[ cut here ]------------ [ 42.673894] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.675936] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 42.677431] Modules linked in: [ 42.678018] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.680230] Tainted: [W]=WARN [ 42.680903] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.682384] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.683299] 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 [ 42.686478] RSP: 0018:ffff888019be7bc0 EFLAGS: 00010286 [ 42.687452] RAX: 0000000000000000 RBX: ffffed100337cf78 RCX: ffffffff813a4050 [ 42.688737] RDX: ffff888015f9d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.690032] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100337cf2f [ 42.691312] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.692609] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019be7df8 [ 42.693909] FS: 00007f3e38482900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.695343] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.696430] CR2: 00007f3e38974580 CR3: 000000001e06c000 CR4: 0000000000350ef0 [ 42.697736] Call Trace: [ 42.698200] [ 42.698663] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.699550] ? __create_object+0x59/0x80 [ 42.700295] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.701259] __vmalloc_noprof+0x59/0x60 [ 42.702040] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.702920] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.703854] bpf_prog_alloc+0x39/0x200 [ 42.704595] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.705531] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.706391] do_seccomp+0x349/0x25e0 [ 42.707126] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.708031] ? __pfx_do_seccomp+0x10/0x10 [ 42.708824] ? find_held_lock+0x2b/0x80 [ 42.709597] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.710569] ? static_key_count+0x60/0x80 [ 42.711328] prctl_set_seccomp+0x4e/0x70 [ 42.712118] __do_sys_prctl+0xe6c/0x1d70 [ 42.712910] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.713780] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.714747] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.715725] ? irqentry_exit+0xf3/0x650 [ 42.716494] do_syscall_64+0xbf/0x430 [ 42.717194] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.718174] RIP: 0033:0x7f3e389745cd [ 42.718888] 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 [ 42.722075] RSP: 002b:00007ffda38b4740 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.723452] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3e389745cd [ 42.724743] RDX: 0000564b80dc0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.726045] RBP: 00007ffda38b47a0 R08: 0000000000000000 R09: 00007ffda38b3e40 [ 42.727326] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564ba6da3ad0 [ 42.728612] R13: 00007ffda38b4bd0 R14: 0000564ba6da4bc0 R15: 0000564ba6db5780 [ 42.729862] [ 42.730216] irq event stamp: 1787 [ 42.730757] hardirqs last enabled at (1797): [] __up_console_sem+0x78/0x80 [ 42.732040] hardirqs last disabled at (1806): [] __up_console_sem+0x5d/0x80 [ 42.733310] softirqs last enabled at (1450): [] handle_softirqs+0x50c/0x770 [ 42.734629] softirqs last disabled at (1825): [] __irq_exit_rcu+0xc4/0x100 [ 42.735889] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:39866' (ECDSA) to the list of known hosts. 2025/11/18 02:33:13 fuzzer started 2025/11/18 02:33:13 dialing manager at localhost:37895 2025/11/18 02:33:13 checking machine... 2025/11/18 02:33:13 checking revisions... [ 43.559145] kmemleak: Automatic memory scanning thread ended 2025/11/18 02:33:13 testing simple program... [ 43.637747] cgroup: Unknown subsys name 'net' [ 43.696757] cgroup: Unknown subsys name 'cpuset' [ 43.713548] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 02:33:12 Registers: info registers vcpu 0 RAX=ffff888018639bc0 RBX=0000000000000000 RCX=0000000000000001 RDX=0000000000000000 RSI=ffffffff8135e4bd RDI=fffffbfff0bc3ffc RBP=ffffffff85e1ffe0 RSP=ffff888017b87798 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000028044 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=ffff888017b87888 RIP=ffffffff81529330 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 00007f8bc24bc900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4900000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f8bc2a71650 CR3=000000001f18d000 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=ffffffff00ffffffffffffffffffffff XMM01=707465675f6c697475646f6d6d61705f XMM02=ff000000000000ff0000000000ff0000 XMM03=66207463656e6e6f6373696420646576 XMM04=00000000000000000000000000000000 XMM05=00000000000000000000000000000000 XMM06=0d0c0f0e09080b0a0504070601000302 XMM07=00000000000000000000000000000000 XMM08=000a0d732a2e25006c61746166003367 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000006e2e RBX=0000000000000001 RCX=ffffffff81360ed1 RDX=0000000000006e2f RSI=000000000000360e RDI=ffffffff86a014da RBP=ffff888016bf7568 RSP=ffff888016bf7450 R8 =ffffffff86a014d4 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000006e2e R12=ffff888016bf7570 R13=ffff888016bf7558 R14=ffff888016bf7551 R15=ffff888016bf7510 RIP=ffffffff8135e6c9 RFL=00000283 [--S---C] 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=00007ffd189d9708 CR3=000000001f84d000 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=00007f761c8515100000561a6e004790 XMM02=6f6974707972636e6561737268746977 XMM03=00000000000000000000000000777074 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=ffffffffffff00ffffff00ffffff00ff XMM08=00002000000000202020002020200000 XMM09=ffffffffffff00ffffff00ffffff00ff XMM10=00002000000000202020002020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000