[ 39.148688] ------------[ cut here ]------------ [ 39.149641] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.151715] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.153167] Modules linked in: [ 39.153812] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.155908] Tainted: [W]=WARN [ 39.156513] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.158006] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.158932] 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 [ 39.162146] RSP: 0018:ffff888017027bc0 EFLAGS: 00010286 [ 39.163137] RAX: 0000000000000000 RBX: ffffed1002e04f78 RCX: ffffffff813a4050 [ 39.164419] RDX: ffff8880171f9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.165716] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e04f2f [ 39.167008] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.168298] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017027df8 [ 39.169613] FS: 00007f56024eb900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.171054] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.172117] CR2: 00007ffdd7eadef8 CR3: 000000000dce0000 CR4: 0000000000350ef0 [ 39.173417] Call Trace: [ 39.173893] [ 39.174354] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.175213] ? __create_object+0x59/0x80 [ 39.175998] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.176969] __vmalloc_noprof+0x59/0x60 [ 39.177743] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.178613] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.179552] bpf_prog_alloc+0x39/0x200 [ 39.180297] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.181178] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.182101] do_seccomp+0x349/0x25e0 [ 39.182821] ? find_held_lock+0x2b/0x80 [ 39.183600] ? do_prlimit+0x310/0x610 [ 39.184360] ? __pfx_do_seccomp+0x10/0x10 [ 39.185100] ? do_raw_spin_unlock+0x53/0x220 [ 39.185944] ? _raw_spin_unlock+0x1e/0x40 [ 39.186733] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.187704] ? static_key_count+0x60/0x80 [ 39.188504] prctl_set_seccomp+0x4e/0x70 [ 39.189235] __do_sys_prctl+0xe6c/0x1d70 [ 39.190060] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.190919] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.191879] ? irqentry_exit+0xf3/0x650 [ 39.192655] do_syscall_64+0xbf/0x430 [ 39.193413] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.194384] RIP: 0033:0x7f56029dd5cd [ 39.195050] 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 [ 39.198225] RSP: 002b:00007ffdd7eac940 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.199639] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f56029dd5cd [ 39.200931] RDX: 000055a19fd52e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.202232] RBP: 00007ffdd7eac9a0 R08: 0000000000000000 R09: 00007ffdd7eac040 [ 39.203537] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a1ceb63bf0 [ 39.204817] R13: 00007ffdd7eacdd0 R14: 000055a1ceb6d380 R15: 000055a1ceb78460 [ 39.206149] [ 39.206624] irq event stamp: 1737 [ 39.207236] hardirqs last enabled at (1745): [] __up_console_sem+0x78/0x80 [ 39.208793] hardirqs last disabled at (1756): [] __up_console_sem+0x5d/0x80 [ 39.210354] softirqs last enabled at (1582): [] handle_softirqs+0x50c/0x770 [ 39.211909] softirqs last disabled at (1577): [] __irq_exit_rcu+0xc4/0x100 [ 39.213421] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.666785] ------------[ cut here ]------------ [ 42.667548] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.669186] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.670458] Modules linked in: [ 42.670946] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.672776] Tainted: [W]=WARN [ 42.673234] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.674542] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.675299] 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 [ 42.677933] RSP: 0018:ffff88801711fbc0 EFLAGS: 00010286 [ 42.678748] RAX: 0000000000000000 RBX: ffffed1002e23f78 RCX: ffffffff813a4050 [ 42.679812] RDX: ffff88800f261bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.680878] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e23f2f [ 42.681952] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.683024] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801711fdf8 [ 42.684090] FS: 00007fb7ba216900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.685313] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.686155] CR2: 00007fb7ba708580 CR3: 000000000de90000 CR4: 0000000000350ef0 [ 42.687216] Call Trace: [ 42.687628] [ 42.687967] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.688707] ? __create_object+0x59/0x80 [ 42.689368] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.690141] __vmalloc_noprof+0x59/0x60 [ 42.690771] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.691499] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.692228] bpf_prog_alloc+0x39/0x200 [ 42.692846] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.693629] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.694379] do_seccomp+0x349/0x25e0 [ 42.694938] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.695682] ? __pfx_do_seccomp+0x10/0x10 [ 42.696334] ? find_held_lock+0x2b/0x80 [ 42.696925] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.697737] ? static_key_count+0x60/0x80 [ 42.698406] prctl_set_seccomp+0x4e/0x70 [ 42.699009] __do_sys_prctl+0xe6c/0x1d70 [ 42.699666] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.700381] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.701137] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.701947] ? irqentry_exit+0xf3/0x650 [ 42.702581] do_syscall_64+0xbf/0x430 [ 42.703162] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.703949] RIP: 0033:0x7fb7ba7085cd [ 42.704533] 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 [ 42.707159] RSP: 002b:00007ffddc0ef450 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.708285] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb7ba7085cd [ 42.709353] RDX: 0000561037456e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.710421] RBP: 00007ffddc0ef4b0 R08: 0000000000000000 R09: 00007ffddc0eeb50 [ 42.711487] R10: 0000000000000000 R11: 0000000000000246 R12: 000056106be9dad0 [ 42.712549] R13: 00007ffddc0ef8e0 R14: 000056106be9ebc0 R15: 000056106beaf780 [ 42.713633] [ 42.713983] irq event stamp: 1831 [ 42.714518] hardirqs last enabled at (1841): [] __up_console_sem+0x78/0x80 [ 42.715779] hardirqs last disabled at (1850): [] __up_console_sem+0x5d/0x80 [ 42.717044] softirqs last enabled at (1380): [] handle_softirqs+0x50c/0x770 [ 42.718338] softirqs last disabled at (1359): [] __irq_exit_rcu+0xc4/0x100 [ 42.719595] ---[ end trace 0000000000000000 ]--- [ 43.491724] ------------[ cut here ]------------ [ 43.492757] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.494969] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 43.496643] Modules linked in: [ 43.497353] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.499564] Tainted: [W]=WARN [ 43.500178] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.501825] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.502827] 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 [ 43.506339] RSP: 0018:ffff888015ef7bc0 EFLAGS: 00010286 [ 43.507436] RAX: 0000000000000000 RBX: ffffed1002bdef78 RCX: ffffffff813a4050 [ 43.508859] RDX: ffff8880171e0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.510292] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bdef2f [ 43.511713] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.513148] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015ef7df8 [ 43.514592] FS: 00007fd0a2dbf900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.516161] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.517323] CR2: 00007ffc63cdfef8 CR3: 000000000f984000 CR4: 0000000000350ef0 [ 43.518737] Call Trace: [ 43.519296] [ 43.519757] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.520756] ? __create_object+0x59/0x80 [ 43.521640] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.522722] __vmalloc_noprof+0x59/0x60 [ 43.523573] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.524547] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.525594] bpf_prog_alloc+0x39/0x200 [ 43.526417] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.527450] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.528457] do_seccomp+0x349/0x25e0 [ 43.529209] ? find_held_lock+0x2b/0x80 [ 43.530070] ? do_prlimit+0x310/0x610 [ 43.530896] ? __pfx_do_seccomp+0x10/0x10 [ 43.531769] ? do_raw_spin_unlock+0x53/0x220 [ 43.532696] ? _raw_spin_unlock+0x1e/0x40 [ 43.533579] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.534655] ? static_key_count+0x60/0x80 [ 43.535563] prctl_set_seccomp+0x4e/0x70 [ 43.536433] __do_sys_prctl+0xe6c/0x1d70 [ 43.537310] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.538222] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.539337] ? irqentry_exit+0xf3/0x650 [ 43.540128] do_syscall_64+0xbf/0x430 [ 43.540939] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.541993] RIP: 0033:0x7fd0a32b15cd [ 43.542767] 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 [ 43.546314] RSP: 002b:00007ffc63cdde10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.547875] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd0a32b15cd [ 43.549338] RDX: 000056508b429e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.550813] RBP: 00007ffc63cdde70 R08: 0000000000000000 R09: 00007ffc63cdd510 [ 43.552286] R10: 0000000000000000 R11: 0000000000000246 R12: 000056508d00eb10 [ 43.553751] R13: 00007ffc63cde2a0 R14: 000056508d00f2b0 R15: 000056508d0236f0 [ 43.555020] [ 43.555470] irq event stamp: 1775 [ 43.556066] hardirqs last enabled at (1783): [] __up_console_sem+0x78/0x80 [ 43.557573] hardirqs last disabled at (1792): [] __up_console_sem+0x5d/0x80 [ 43.559048] softirqs last enabled at (1696): [] handle_softirqs+0x50c/0x770 [ 43.560537] softirqs last disabled at (1681): [] __irq_exit_rcu+0xc4/0x100 [ 43.561999] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:28531' (ECDSA) to the list of known hosts. 2025/11/19 06:12:20 fuzzer started 2025/11/19 06:12:20 dialing manager at localhost:34383 2025/11/19 06:12:20 checking machine... 2025/11/19 06:12:20 checking revisions... [ 44.449908] kmemleak: Automatic memory scanning thread ended 2025/11/19 06:12:20 testing simple program... [ 44.529236] cgroup: Unknown subsys name 'net' [ 44.593095] cgroup: Unknown subsys name 'cpuset' [ 44.605216] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 06:12:19 Registers: info registers vcpu 0 RAX=000000000000009b RBX=0000000000000040 RCX=0000000000000006 RDX=0000000000000006 RSI=ffff88801b094200 RDI=ffff88801b093780 RBP=ffff88801b093780 RSP=ffff888019f37580 R8 =0000000000000000 R9 =000000000000009b R10=0000000000000001 R11=0000000000000000 R12=0000000000000006 R13=0000000000000000 R14=ffff88801b094200 R15=0000000000040000 RIP=ffffffff81526594 RFL=00000003 [------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 00007fb7ba216900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2500000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffddc0e9000 CR3=000000000e060000 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=635f6e6f69737365733a4d41503d706f XMM01=6f6c5f6d61702c78756e696c65735f6d XMM02=61702c74696d7265705f6d61702c7469 XMM03=655f6d61702c7374696d696c5f6d6170 XMM04=3d6c616e696d72657420322e322e302e XMM05=3d656d616e74736f682022646873732f XMM06=746f6f72223d746363612078756e696c XMM07=6e655f6d61702c7374696d696c5f6d61 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000002a34d 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 fffffe6b00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fb7ba7cd618 CR3=000000000da90000 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=32313a363020393120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3034325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320343539 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000