[ 39.498418] ------------[ cut here ]------------ [ 39.499368] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.501397] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.502907] Modules linked in: [ 39.503545] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.505580] Tainted: [W]=WARN [ 39.506206] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.507692] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.508631] 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 [ 39.511822] RSP: 0018:ffff888016bb7bc0 EFLAGS: 00010286 [ 39.512819] RAX: 0000000000000000 RBX: ffffed1002d76f78 RCX: ffffffff813a4050 [ 39.514124] RDX: ffff888009d3b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.515439] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d76f2f [ 39.516728] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.518035] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016bb7df8 [ 39.519349] FS: 00007faa35390900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.520809] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.521908] CR2: 00007ffe71d7fef7 CR3: 000000000ed52000 CR4: 0000000000350ef0 [ 39.523248] Call Trace: [ 39.523714] [ 39.524191] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.525105] ? __create_object+0x59/0x80 [ 39.525838] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.527033] __vmalloc_noprof+0x59/0x60 [ 39.527828] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.528801] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.529830] bpf_prog_alloc+0x39/0x200 [ 39.530670] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.531691] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.532682] do_seccomp+0x349/0x25e0 [ 39.533480] ? find_held_lock+0x2b/0x80 [ 39.534333] ? do_prlimit+0x310/0x610 [ 39.535156] ? __pfx_do_seccomp+0x10/0x10 [ 39.536025] ? do_raw_spin_unlock+0x53/0x220 [ 39.536892] ? _raw_spin_unlock+0x1e/0x40 [ 39.537741] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.538828] ? static_key_count+0x60/0x80 [ 39.539718] prctl_set_seccomp+0x4e/0x70 [ 39.540576] __do_sys_prctl+0xe6c/0x1d70 [ 39.541448] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.542420] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.543412] ? irqentry_exit+0xf3/0x650 [ 39.544144] do_syscall_64+0xbf/0x430 [ 39.544797] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.545701] RIP: 0033:0x7faa358825cd [ 39.546387] 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 [ 39.549370] RSP: 002b:00007ffe71d7e120 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.550668] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007faa358825cd [ 39.551886] RDX: 000055d36de8ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.553081] RBP: 00007ffe71d7e180 R08: 0000000000000000 R09: 00007ffe71d7d820 [ 39.554287] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d3acce4ad0 [ 39.555482] R13: 00007ffe71d7e5b0 R14: 000055d3acce5bc0 R15: 000055d3accf6780 [ 39.556691] [ 39.557124] irq event stamp: 1795 [ 39.557684] hardirqs last enabled at (1803): [] __up_console_sem+0x78/0x80 [ 39.559111] hardirqs last disabled at (1812): [] __up_console_sem+0x5d/0x80 [ 39.560532] softirqs last enabled at (1732): [] handle_softirqs+0x50c/0x770 [ 39.561980] softirqs last disabled at (1727): [] __irq_exit_rcu+0xc4/0x100 [ 39.563403] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.652861] ------------[ cut here ]------------ [ 42.653770] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.655753] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 42.657196] Modules linked in: [ 42.657767] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.659692] Tainted: [W]=WARN [ 42.660280] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.661690] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.662749] 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 [ 42.665908] RSP: 0018:ffff888016c37bc0 EFLAGS: 00010286 [ 42.666860] RAX: 0000000000000000 RBX: ffffed1002d86f78 RCX: ffffffff813a4050 [ 42.668308] RDX: ffff888015a0d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.669629] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d86f2f [ 42.670892] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.672146] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016c37df8 [ 42.673389] FS: 00007f466e56a900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.674807] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.675837] CR2: 00007ffdd8d47ef7 CR3: 0000000009c9c000 CR4: 0000000000350ef0 [ 42.677091] Call Trace: [ 42.677551] [ 42.677990] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.678830] ? __create_object+0x59/0x80 [ 42.679599] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.680549] __vmalloc_noprof+0x59/0x60 [ 42.681284] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.682140] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.683052] bpf_prog_alloc+0x39/0x200 [ 42.683728] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.684623] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.685511] do_seccomp+0x349/0x25e0 [ 42.686224] ? find_held_lock+0x2b/0x80 [ 42.686973] ? do_prlimit+0x310/0x610 [ 42.687664] ? __pfx_do_seccomp+0x10/0x10 [ 42.688436] ? do_raw_spin_unlock+0x53/0x220 [ 42.689259] ? _raw_spin_unlock+0x1e/0x40 [ 42.690023] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.690973] ? static_key_count+0x60/0x80 [ 42.691708] prctl_set_seccomp+0x4e/0x70 [ 42.692460] __do_sys_prctl+0xe6c/0x1d70 [ 42.693236] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.694095] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.695052] ? irqentry_exit+0xf3/0x650 [ 42.695751] do_syscall_64+0xbf/0x430 [ 42.696461] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.697382] RIP: 0033:0x7f466ea5c5cd [ 42.698066] 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 [ 42.701144] RSP: 002b:00007ffdd8d46e20 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.702475] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f466ea5c5cd [ 42.703714] RDX: 000055eb53018e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.704963] RBP: 00007ffdd8d46e80 R08: 0000000000000000 R09: 00007ffdd8d46520 [ 42.706210] R10: 0000000000000000 R11: 0000000000000246 R12: 000055eb92154ad0 [ 42.707371] R13: 00007ffdd8d472b0 R14: 000055eb92155bc0 R15: 000055eb92166780 [ 42.708428] [ 42.708775] irq event stamp: 1871 [ 42.709306] hardirqs last enabled at (1881): [] __up_console_sem+0x78/0x80 [ 42.710561] hardirqs last disabled at (1890): [] __up_console_sem+0x5d/0x80 [ 42.711799] softirqs last enabled at (1484): [] handle_softirqs+0x50c/0x770 [ 42.713055] softirqs last disabled at (1475): [] __irq_exit_rcu+0xc4/0x100 [ 42.714295] ---[ end trace 0000000000000000 ]--- [ 43.593249] ------------[ cut here ]------------ [ 43.594184] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.596198] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 43.597622] Modules linked in: [ 43.598262] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.600290] Tainted: [W]=WARN [ 43.600853] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.602315] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.603225] 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 [ 43.606393] RSP: 0018:ffff88801746fbc0 EFLAGS: 00010286 [ 43.607370] RAX: 0000000000000000 RBX: ffffed1002e8df78 RCX: ffffffff813a4050 [ 43.608646] RDX: ffff888015b20000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.609904] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e8df2f [ 43.611183] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.612447] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801746fdf8 [ 43.613727] FS: 00007f3141a2f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.615167] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.616221] CR2: 00007ffd57f7cef7 CR3: 000000001e17a000 CR4: 0000000000350ef0 [ 43.617486] Call Trace: [ 43.617993] [ 43.618416] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.619302] ? __create_object+0x59/0x80 [ 43.620095] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.621070] __vmalloc_noprof+0x59/0x60 [ 43.621788] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.622671] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.623599] bpf_prog_alloc+0x39/0x200 [ 43.624345] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.625283] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.626201] do_seccomp+0x349/0x25e0 [ 43.626875] ? find_held_lock+0x2b/0x80 [ 43.627644] ? do_prlimit+0x310/0x610 [ 43.628405] ? __pfx_do_seccomp+0x10/0x10 [ 43.629189] ? do_raw_spin_unlock+0x53/0x220 [ 43.630020] ? _raw_spin_unlock+0x1e/0x40 [ 43.630776] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.631749] ? static_key_count+0x60/0x80 [ 43.632546] prctl_set_seccomp+0x4e/0x70 [ 43.633315] __do_sys_prctl+0xe6c/0x1d70 [ 43.634110] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.634923] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.635910] ? irqentry_exit+0xf3/0x650 [ 43.636683] do_syscall_64+0xbf/0x430 [ 43.637427] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.638396] RIP: 0033:0x7f3141f215cd [ 43.639115] 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 [ 43.642287] RSP: 002b:00007ffd57f7b300 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.643653] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3141f215cd [ 43.644959] RDX: 000055a7c5633e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.646271] RBP: 00007ffd57f7b360 R08: 0000000000000000 R09: 00007ffd57f7aa00 [ 43.647566] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a800dc1bf0 [ 43.648844] R13: 00007ffd57f7b790 R14: 000055a800dcb380 R15: 000055a800dd6460 [ 43.650173] [ 43.650608] irq event stamp: 1777 [ 43.651269] hardirqs last enabled at (1787): [] __up_console_sem+0x78/0x80 [ 43.652789] hardirqs last disabled at (1796): [] __up_console_sem+0x5d/0x80 [ 43.654344] softirqs last enabled at (1746): [] handle_softirqs+0x50c/0x770 [ 43.655710] softirqs last disabled at (1741): [] __irq_exit_rcu+0xc4/0x100 [ 43.656965] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:48230' (ECDSA) to the list of known hosts. 2025/11/19 02:15:42 fuzzer started 2025/11/19 02:15:42 dialing manager at localhost:34383 2025/11/19 02:15:42 checking machine... 2025/11/19 02:15:42 checking revisions... [ 44.564922] kmemleak: Automatic memory scanning thread ended 2025/11/19 02:15:42 testing simple program... [ 44.659088] cgroup: Unknown subsys name 'net' [ 44.735323] cgroup: Unknown subsys name 'cpuset' [ 44.752521] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 02:15:41 Registers: info registers vcpu 0 RAX=000000000003cd8b 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=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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5a00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f458c8a8000 CR3=000000000e24c000 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=27ea5674e859cb92ea4ddb9468b18b0c XMM02=ec2efd57dc4c00df0000000000302ee8 XMM03=dd7a8ec1e7abee030000000000302fb8 XMM04=9f9ac1d70d06aaf600000000000ae988 XMM05=07c8bb74b6c04a440000000000320020 XMM06=d74844bf967d85ba000000000031fea8 XMM07=e042d86d42eb936e000000000030dfc8 XMM08=dd7a8ec1e7abee030000000000302fb8 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=dffffc0000000000 RBX=ffff8880e548f000 RCX=0000000000000001 RDX=0000000000000000 RSI=ffff88800f2cfaf8 RDI=ffff88806cf31cd0 RBP=ffff88800f2c8000 RSP=ffff88800f2cf530 R8 =0000000000000001 R9 =ffff88800f2cf5f0 R10=000000000003c9ed R11=00000000000a23d8 R12=ffff88800f2cf601 R13=ffff88800f2cf5f8 R14=ffff88800f2cfaf8 R15=ffff88800f2cf5b0 RIP=ffffffff815bd130 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 00007f466e56a900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffdd8d40000 CR3=0000000019b93000 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=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000