[ 39.296470] ------------[ cut here ]------------ [ 39.297382] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.299627] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/231 [ 39.301119] Modules linked in: [ 39.301703] CPU: 1 UID: 104 PID: 231 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.303956] Tainted: [W]=WARN [ 39.304522] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.306190] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.307121] 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 [ 39.310337] RSP: 0018:ffff8880167afbc0 EFLAGS: 00010286 [ 39.311320] RAX: 0000000000000000 RBX: ffffed1002cf5f78 RCX: ffffffff813a4050 [ 39.312603] RDX: ffff888015913780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.313881] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cf5f2f [ 39.315166] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.316463] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880167afdf8 [ 39.317735] FS: 00007f0c67e5f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.319175] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.320254] CR2: 00007ffe0e818ef8 CR3: 000000000cab6000 CR4: 0000000000350ef0 [ 39.321544] Call Trace: [ 39.322040] [ 39.322458] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.323354] ? __create_object+0x59/0x80 [ 39.324130] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.325109] __vmalloc_noprof+0x59/0x60 [ 39.325885] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.326706] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.327644] bpf_prog_alloc+0x39/0x200 [ 39.328378] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.329302] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.330217] do_seccomp+0x349/0x25e0 [ 39.330931] ? find_held_lock+0x2b/0x80 [ 39.331643] ? do_prlimit+0x310/0x610 [ 39.332392] ? __pfx_do_seccomp+0x10/0x10 [ 39.333175] ? do_raw_spin_unlock+0x53/0x220 [ 39.333996] ? _raw_spin_unlock+0x1e/0x40 [ 39.334725] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.335680] ? static_key_count+0x60/0x80 [ 39.336493] prctl_set_seccomp+0x4e/0x70 [ 39.337271] __do_sys_prctl+0xe6c/0x1d70 [ 39.338054] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.338915] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.339884] ? irqentry_exit+0xf3/0x650 [ 39.340635] do_syscall_64+0xbf/0x430 [ 39.341371] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.342323] RIP: 0033:0x7f0c683515cd [ 39.343024] 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 [ 39.346220] RSP: 002b:00007ffe0e817c90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.347553] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0c683515cd [ 39.348854] RDX: 000055e19c315e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.350112] RBP: 00007ffe0e817cf0 R08: 0000000000000000 R09: 00007ffe0e817390 [ 39.351373] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e1bbff6b10 [ 39.352640] R13: 00007ffe0e818120 R14: 000055e1bbff72b0 R15: 000055e1bc00b6f0 [ 39.353924] [ 39.354343] irq event stamp: 1801 [ 39.354981] hardirqs last enabled at (1811): [] __up_console_sem+0x78/0x80 [ 39.356491] hardirqs last disabled at (1820): [] __up_console_sem+0x5d/0x80 [ 39.357984] softirqs last enabled at (1336): [] handle_softirqs+0x50c/0x770 [ 39.359491] softirqs last disabled at (1293): [] __irq_exit_rcu+0xc4/0x100 [ 39.360994] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.175898] ------------[ cut here ]------------ [ 42.176620] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.178203] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/239 [ 42.179374] Modules linked in: [ 42.179874] CPU: 1 UID: 104 PID: 239 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.181463] Tainted: [W]=WARN [ 42.182187] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.183657] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.184497] 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 [ 42.187091] RSP: 0018:ffff88801a49fbc0 EFLAGS: 00010286 [ 42.188162] RAX: 0000000000000000 RBX: ffffed1003493f78 RCX: ffffffff813a4050 [ 42.189219] RDX: ffff88800acf0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.190241] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003493f2f [ 42.191265] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.192297] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a49fdf8 [ 42.193323] FS: 00007f5d06816900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.194475] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.195350] CR2: 00007f5d06d08580 CR3: 000000001f6db000 CR4: 0000000000350ef0 [ 42.196392] Call Trace: [ 42.196763] [ 42.197129] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.197811] ? __create_object+0x59/0x80 [ 42.198449] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.199363] __vmalloc_noprof+0x59/0x60 [ 42.200045] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.200787] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.201597] bpf_prog_alloc+0x39/0x200 [ 42.202279] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.203172] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.204038] do_seccomp+0x349/0x25e0 [ 42.204697] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.205584] ? __pfx_do_seccomp+0x10/0x10 [ 42.206337] ? find_held_lock+0x2b/0x80 [ 42.207103] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.208037] ? static_key_count+0x60/0x80 [ 42.208745] prctl_set_seccomp+0x4e/0x70 [ 42.209496] __do_sys_prctl+0xe6c/0x1d70 [ 42.210257] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.211083] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.211980] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.212925] ? irqentry_exit+0xf3/0x650 [ 42.213565] do_syscall_64+0xbf/0x430 [ 42.214221] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.215093] RIP: 0033:0x7f5d06d085cd [ 42.215720] 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 [ 42.218711] RSP: 002b:00007ffebe62f9b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.220025] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5d06d085cd [ 42.221231] RDX: 000055cb972d6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.222492] RBP: 00007ffebe62fa10 R08: 0000000000000000 R09: 00007ffebe62f0b0 [ 42.223743] R10: 0000000000000000 R11: 0000000000000246 R12: 000055cbb21a4bf0 [ 42.224992] R13: 00007ffebe62fe40 R14: 000055cbb21ae380 R15: 000055cbb21b9460 [ 42.226150] [ 42.226508] irq event stamp: 1801 [ 42.227054] hardirqs last enabled at (1811): [] __up_console_sem+0x78/0x80 [ 42.228332] hardirqs last disabled at (1820): [] __up_console_sem+0x5d/0x80 [ 42.229610] softirqs last enabled at (1790): [] handle_softirqs+0x50c/0x770 [ 42.230906] softirqs last disabled at (1785): [] __irq_exit_rcu+0xc4/0x100 [ 42.232160] ---[ end trace 0000000000000000 ]--- [ 42.800417] ------------[ cut here ]------------ [ 42.801380] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.803348] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/247 [ 42.804794] Modules linked in: [ 42.805434] CPU: 0 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.807395] Tainted: [W]=WARN [ 42.807986] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.809457] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.810372] 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 [ 42.813488] RSP: 0018:ffff88801a76fbc0 EFLAGS: 00010286 [ 42.814481] RAX: 0000000000000000 RBX: ffffed10034edf78 RCX: ffffffff813a4050 [ 42.815752] RDX: ffff88801b538000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.817024] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034edf2f [ 42.818294] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.819568] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a76fdf8 [ 42.820860] FS: 00007fbe3b3e9900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.822293] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.823352] CR2: 00007ffe9b9fcef8 CR3: 000000000cb62000 CR4: 0000000000350ef0 [ 42.824631] Call Trace: [ 42.825141] [ 42.825551] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.826450] ? __create_object+0x59/0x80 [ 42.827233] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.828191] __vmalloc_noprof+0x59/0x60 [ 42.828957] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.829772] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.830695] bpf_prog_alloc+0x39/0x200 [ 42.831414] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.832350] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.833248] do_seccomp+0x349/0x25e0 [ 42.833964] ? find_held_lock+0x2b/0x80 [ 42.834679] ? do_prlimit+0x310/0x610 [ 42.835417] ? __pfx_do_seccomp+0x10/0x10 [ 42.836198] ? do_raw_spin_unlock+0x53/0x220 [ 42.837042] ? _raw_spin_unlock+0x1e/0x40 [ 42.837782] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.838732] ? static_key_count+0x60/0x80 [ 42.839532] prctl_set_seccomp+0x4e/0x70 [ 42.840318] __do_sys_prctl+0xe6c/0x1d70 [ 42.841107] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.841953] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.842916] ? irqentry_exit+0xf3/0x650 [ 42.843634] do_syscall_64+0xbf/0x430 [ 42.844377] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.845329] RIP: 0033:0x7fbe3b8db5cd [ 42.846029] 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 [ 42.849158] RSP: 002b:00007ffe9b9fb560 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.850512] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbe3b8db5cd [ 42.851783] RDX: 0000563d3d371e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.853073] RBP: 00007ffe9b9fb5c0 R08: 0000000000000000 R09: 00007ffe9b9fac60 [ 42.854353] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563d58124ad0 [ 42.855636] R13: 00007ffe9b9fb9f0 R14: 0000563d58125bc0 R15: 0000563d58136780 [ 42.856931] [ 42.857348] irq event stamp: 1783 [ 42.857979] hardirqs last enabled at (1793): [] __up_console_sem+0x78/0x80 [ 42.859466] hardirqs last disabled at (1802): [] __up_console_sem+0x5d/0x80 [ 42.860983] softirqs last enabled at (1762): [] handle_softirqs+0x50c/0x770 [ 42.862507] softirqs last disabled at (1757): [] __irq_exit_rcu+0xc4/0x100 [ 42.864012] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:28312' (ECDSA) to the list of known hosts. 2025/11/19 00:03:37 fuzzer started 2025/11/19 00:03:37 dialing manager at localhost:34383 2025/11/19 00:03:37 checking machine... 2025/11/19 00:03:37 checking revisions... [ 43.682207] kmemleak: Automatic memory scanning thread ended 2025/11/19 00:03:37 testing simple program... [ 43.757052] cgroup: Unknown subsys name 'net' [ 43.808808] cgroup: Unknown subsys name 'cpuset' [ 43.827613] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 00:03:36 Registers: info registers vcpu 0 RAX=0000000080010101 RBX=0000000000000000 RCX=ffffffff81633348 RDX=ffff888009611bc0 RSI=ffffffff81633474 RDI=0000000000000007 RBP=7fffffffffffffff RSP=ffff88806ce08c58 R8 =0000000000000001 R9 =0000000000000000 R10=7fffffffffffffff R11=0000000000000001 R12=0000000000000001 R13=003b9aca00000000 R14=00000000000b7c62 R15=0000000000362160 RIP=ffffffff81751e21 RFL=00000002 [-------] 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 fffffe4c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f5d067e5008 CR3=000000001f69a000 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 info registers vcpu 1 RAX=0000000000023c69 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 fffffe4000000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe4be59938 CR3=000000000c4d3000 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=28c087c16785368df84404487ca00e9f XMM02=00000000003054b0eff9b2d0a8fce9cb XMM03=00000000003055802c67c8bc2e329bc3 XMM04=368ceacd82aa840500000000000ae988 XMM05=0b39c798a71319b60000000000322380 XMM06=a0629c6407875250000000000031c380 XMM07=e042d86d42eb936e0000000000312cf0 XMM08=ef654183ce8f7ab50000000000305580 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000