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AJvYcCXH1Q0XoCrznuNyzEfLkgCZ9cVsodvKY0VZo+OofTqhz3ayAMfIrD0jdsmi7QUNsbMvyuzCrSoMIGCCTQM=@vger.kernel.org X-Gm-Message-State: AOJu0Yy9+j7oH0sxYXKeWn8+HvNBmgjrDxBywDyUpCygOIw5EoZJbgPd rkIB/G08DyGyO4xfBuwtpCkXBYziOn/QHt0BGHYQR7veiW6qOjXwJngtZT+BaB8+g2HEbzF88jj IEAxqUD/MI8uz4rL3sZfPvecMJtPhkNF87UkzZMZdhooSJluWtUNsVvdb/6A= X-Google-Smtp-Source: AGHT+IHJ/kiU+00Ot/jVBP6Jrzir+XyPJHpVfxqaCSmXRDkSDPkmqDfXXezpXeSExh6Sa1nC2Gx1jj40L3bUZuwlnni5wTi1qJJN Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1988:b0:3e5:3521:46e3 with SMTP id e9e14a558f8ab-3e9228e492amr165022355ab.23.1756371004507; Thu, 28 Aug 2025 01:50:04 -0700 (PDT) Date: Thu, 28 Aug 2025 01:50:04 -0700 In-Reply-To: <20250828073832.5955-1-hdanton@sina.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <68b0183c.a00a0220.1337b0.0005.GAE@google.com> Subject: Re: [syzbot] [mm?] WARNING in copy_process From: syzbot To: hdanton@sina.com, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Hello, syzbot tried to test the proposed patch but the build/boot failed: [ 24.839186][ T1] evm: security.SMACK64MMAP (disabled) [ 24.844657][ T1] evm: security.apparmor [ 24.848870][ T1] evm: security.ima [ 24.852666][ T1] evm: security.capability [ 24.857068][ T1] evm: HMAC attrs: 0x1 [ 24.863496][ T1] PM: Magic number: 5:98:676 [ 24.868417][ T1] vidtv vidtv.0: hash matches [ 24.873486][ T1] vtconsole vtcon1: hash matches [ 24.878824][ T1] netconsole: network logging started [ 24.885707][ T1] gtp: GTP module loaded (pdp ctx size 128 bytes) [ 24.898123][ T1] rdma_rxe: loaded [ 24.903786][ T1] cfg80211: Loading compiled-in X.509 certificates for= regulatory database [ 24.914903][ T1] Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 24.923018][ T1] Loaded X.509 cert 'wens: 61c038651aabdcf94bd0ac7ff06= c7248db18c600' [ 24.932846][ T1] clk: Disabling unused clocks [ 24.936188][ T1074] faux_driver regulatory: Direct firmware load for reg= ulatory.db failed with error -2 [ 24.937797][ T1] ALSA device list: [ 24.947507][ T1074] faux_driver regulatory: Falling back to sysfs fallba= ck for: regulatory.db [ 24.951295][ T1] #0: Dummy 1 [ 24.963561][ T1] #1: Loopback 1 [ 24.967283][ T1] #2: Virtual MIDI Card 1 [ 24.975146][ T1] check access for rdinit=3D/init failed: -2, ignoring [ 24.981931][ T1] md: Waiting for all devices to be available before a= utodetect [ 24.989601][ T1] md: If you don't use raid, use raid=3Dnoautodetect [ 24.996129][ T1] md: Autodetecting RAID arrays. [ 25.001152][ T1] md: autorun ... [ 25.004810][ T1] md: ... autorun DONE. [ 25.148807][ T1] EXT4-fs (sda1): orphan cleanup on readonly fs [ 25.157214][ T1] EXT4-fs (sda1): mounted filesystem 4f91c6db-4997-4bb= 4-91b8-7e83a20c1bf1 ro with ordered data mode. Quota mode: none. [ 25.169949][ T1] VFS: Mounted root (ext4 filesystem) readonly on devi= ce 8:1. [ 25.179896][ T1] devtmpfs: mounted [ 25.258340][ T1] Freeing unused kernel image (initmem) memory: 26240K [ 25.269309][ T1] Write protecting the kernel read-only data: 215040k [ 25.289080][ T1] Freeing unused kernel image (text/rodata gap) memory= : 1324K [ 25.302433][ T1] Freeing unused kernel image (rodata/data gap) memory= : 1172K [ 25.415374][ T1] x86/mm: Checked W+X mappings: passed, no W+X pages f= ound. [ 25.423477][ T1] x86/mm: Checking user space page tables [ 25.519340][ T1] x86/mm: Checked W+X mappings: passed, no W+X pages f= ound. [ 25.532019][ T1] Failed to set sysctl parameter 'max_rcu_stall_to_pan= ic=3D1': parameter not found [ 25.541904][ T1] Run /sbin/init as init process [ 25.827231][ T5199] mount (5199) used greatest stack depth: 23848 bytes = left [ 25.868863][ T5200] EXT4-fs (sda1): re-mounted 4f91c6db-4997-4bb4-91b8-7= e83a20c1bf1 r/w. mount: mounting devtmpfs on /dev failed: Device or resource busy mount: mounting smackfs on /sys/fs/smackfs failed: No such file or director= y mount: mounting selinuxfs on /sys/fs/selinux failed: No such file or direct= ory [ 26.015900][ T5204] mount (5204) used greatest stack depth: 21672 bytes = left Starting syslogd: OK Starting acpid: OK Starting klogd: OK Running sysctl: [ 26.784555][ T5232] logger (5232) used greatest stack de= pth: 20968 bytes left OK Populating /dev using udev: [ 27.037193][ T5234] udevd[5234]: starting ve= rsion 3.2.14 [ 27.218556][ T5235] udevd[5235]: starting eudev-3.2.14 [ 27.226019][ T5234] udevd (5234) used greatest stack depth: 18584 bytes = left done Starting system message bus: done Starting iptables: OK Starting network: OK Starting dhcpcd... dhcpcd-10.2.0 starting dev: loaded udev no interfaces have a carrier [ 49.923153][ T5530] 8021q: adding VLAN 0 to HW filter on device bond0 [ 49.941046][ T5530] eql: remember to turn off Van-Jacobson compression o= n your slave devices Starting crond: OK Starting sshd: OK syzkaller syzkaller login: [ 61.193277][ T49] ------------[ cut here ]-----------= - [ 61.199021][ T49] WARNING: ./include/linux/backing-dev.h:243 at __foli= o_start_writeback+0x9d5/0xb70, CPU#1: kworker/u8:3/49 [ 61.211060][ T49] Modules linked in: [ 61.215644][ T49] CPU: 1 UID: 0 PID: 49 Comm: kworker/u8:3 Not tainted= syzkaller #0 PREEMPT(full)=20 [ 61.225807][ T49] Hardware name: Google Google Compute Engine/Google C= ompute Engine, BIOS Google 07/12/2025 [ 61.236905][ T49] Workqueue: writeback wb_workfn (flush-8:0) [ 61.243497][ T49] RIP: 0010:__folio_start_writeback+0x9d5/0xb70 [ 61.250271][ T49] Code: 28 4c 89 f8 48 c1 e8 03 42 80 3c 28 00 74 08 4= c 89 ff e8 0e 02 2a 00 49 8b 07 25 ff 3f 00 00 e9 1b fa ff ff e8 8c f7 c5 f= f 90 <0f> 0b 90 e9 d6 fb ff ff e8 7e f7 c5 ff 48 c7 c7 e0 fe 5f 8e 4c 89 [ 61.270834][ T49] RSP: 0018:ffffc90000b96ea0 EFLAGS: 00010293 [ 61.277505][ T49] RAX: ffffffff81fb0bb4 RBX: ffffea000507ff40 RCX: fff= f888021ee9e00 [ 61.286051][ T49] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000= 0000000000000 [ 61.294530][ T49] RBP: ffffc90000b97010 R08: ffffc90000b96f97 R09: 000= 0000000000000 [ 61.302593][ T49] R10: ffffc90000b96f80 R11: fffff52000172df3 R12: fff= fea000507ff48 [ 61.310575][ T49] R13: 0000000000000000 R14: ffff88802330fb80 R15: fff= f88802330f960 [ 61.318618][ T49] FS: 0000000000000000(0000) GS:ffff8881258ba000(0000= ) knlGS:0000000000000000 [ 61.327639][ T49] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.334313][ T49] CR2: 00007f5df5d7c368 CR3: 000000000e338000 CR4: 000= 00000003526f0 [ 61.342341][ T49] Call Trace: [ 61.345632][ T49] [ 61.348570][ T49] ? folio_clear_dirty_for_io+0x226/0x880 [ 61.354381][ T49] ? __pfx___folio_start_writeback+0x10/0x10 [ 61.360382][ T49] ? __pfx_folio_clear_dirty_for_io+0x10/0x10 [ 61.366955][ T49] ? stack_trace_save+0x9c/0xe0 [ 61.371876][ T49] __block_write_full_folio+0x75f/0xe10 [ 61.377524][ T49] ? __pfx_blkdev_get_block+0x10/0x10 [ 61.382990][ T49] blkdev_writepages+0xd1/0x170 [ 61.388034][ T49] ? __pfx_blkdev_writepages+0x10/0x10 [ 61.393613][ T49] ? __pfx_blkdev_writepages+0x10/0x10 [ 61.399100][ T49] do_writepages+0x32e/0x550 [ 61.403771][ T49] __writeback_single_inode+0x145/0xff0 [ 61.409342][ T49] ? wbc_attach_and_unlock_inode+0x3f0/0x5d0 [ 61.415796][ T49] writeback_sb_inodes+0x6c7/0x1010 [ 61.421052][ T49] ? __pfx_writeback_sb_inodes+0x10/0x10 [ 61.426785][ T49] ? __pfx_down_read_trylock+0x10/0x10 [ 61.432326][ T49] ? __pfx___up_read+0x10/0x10 [ 61.437121][ T49] __writeback_inodes_wb+0x111/0x240 [ 61.442532][ T49] wb_writeback+0x44f/0xaf0 [ 61.447153][ T49] ? queue_io+0x301/0x590 [ 61.451514][ T49] ? __pfx_wb_writeback+0x10/0x10 [ 61.456660][ T49] wb_workfn+0xaef/0xef0 [ 61.461023][ T49] ? __pfx_wb_workfn+0x10/0x10 [ 61.465874][ T49] ? __lock_acquire+0xab9/0xd20 [ 61.470765][ T49] ? process_scheduled_works+0x9ef/0x17b0 [ 61.476587][ T49] ? _raw_spin_unlock_irq+0x23/0x50 [ 61.481819][ T49] ? process_scheduled_works+0x9ef/0x17b0 [ 61.487604][ T49] ? process_scheduled_works+0x9ef/0x17b0 [ 61.493412][ T49] process_scheduled_works+0xade/0x17b0 [ 61.499293][ T49] ? __pfx_process_scheduled_works+0x10/0x10 [ 61.505356][ T49] worker_thread+0x8a0/0xda0 [ 61.510083][ T49] kthread+0x70e/0x8a0 [ 61.514242][ T49] ? __pfx_worker_thread+0x10/0x10 [ 61.519371][ T49] ? __pfx_kthread+0x10/0x10 [ 61.524014][ T49] ? _raw_spin_unlock_irq+0x23/0x50 [ 61.529226][ T49] ? lockdep_hardirqs_on+0x9c/0x150 [ 61.534487][ T49] ? __pfx_kthread+0x10/0x10 [ 61.539097][ T49] ret_from_fork+0x47c/0x820 [ 61.543750][ T49] ? __pfx_ret_from_fork+0x10/0x10 [ 61.548892][ T49] ? __switch_to_asm+0x39/0x70 [ 61.554159][ T49] ? __switch_to_asm+0x33/0x70 [ 61.558943][ T49] ? __pfx_kthread+0x10/0x10 [ 61.563593][ T49] ret_from_fork_asm+0x1a/0x30 [ 61.568400][ T49] [ 61.571434][ T49] Kernel panic - not syncing: kernel: panic_on_warn se= t ... [ 61.578719][ T49] CPU: 1 UID: 0 PID: 49 Comm: kworker/u8:3 Not tainted= syzkaller #0 PREEMPT(full)=20 [ 61.588013][ T49] Hardware name: Google Google Compute Engine/Google C= ompute Engine, BIOS Google 07/12/2025 [ 61.598086][ T49] Workqueue: writeback wb_workfn (flush-8:0) [ 61.604111][ T49] Call Trace: [ 61.607477][ T49] [ 61.610398][ T49] dump_stack_lvl+0x99/0x250 [ 61.615000][ T49] ? __asan_memcpy+0x40/0x70 [ 61.619582][ T49] ? __pfx_dump_stack_lvl+0x10/0x10 [ 61.624789][ T49] ? __pfx__printk+0x10/0x10 [ 61.629419][ T49] vpanic+0x229/0x6d0 [ 61.633483][ T49] ? __pfx_vpanic+0x10/0x10 [ 61.637984][ T49] ? is_bpf_text_address+0x292/0x2b0 [ 61.643263][ T49] ? is_bpf_text_address+0x26/0x2b0 [ 61.648458][ T49] panic+0xb9/0xc0 [ 61.652212][ T49] ? __pfx_panic+0x10/0x10 [ 61.656633][ T49] ? ret_from_fork_asm+0x1a/0x30 [ 61.661566][ T49] __warn+0x334/0x4c0 [ 61.665629][ T49] ? __folio_start_writeback+0x9d5/0xb70 [ 61.671259][ T49] ? __folio_start_writeback+0x9d5/0xb70 [ 61.676881][ T49] report_bug+0x2be/0x4f0 [ 61.681209][ T49] ? __folio_start_writeback+0x9d5/0xb70 [ 61.686829][ T49] ? __folio_start_writeback+0x9d5/0xb70 [ 61.692461][ T49] ? __folio_start_writeback+0x9d7/0xb70 [ 61.698092][ T49] handle_bug+0x84/0x160 [ 61.702333][ T49] exc_invalid_op+0x1a/0x50 [ 61.706834][ T49] asm_exc_invalid_op+0x1a/0x20 [ 61.711672][ T49] RIP: 0010:__folio_start_writeback+0x9d5/0xb70 [ 61.717906][ T49] Code: 28 4c 89 f8 48 c1 e8 03 42 80 3c 28 00 74 08 4= c 89 ff e8 0e 02 2a 00 49 8b 07 25 ff 3f 00 00 e9 1b fa ff ff e8 8c f7 c5 f= f 90 <0f> 0b 90 e9 d6 fb ff ff e8 7e f7 c5 ff 48 c7 c7 e0 fe 5f 8e 4c 89 [ 61.737513][ T49] RSP: 0018:ffffc90000b96ea0 EFLAGS: 00010293 [ 61.743575][ T49] RAX: ffffffff81fb0bb4 RBX: ffffea000507ff40 RCX: fff= f888021ee9e00 [ 61.751536][ T49] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000= 0000000000000 [ 61.759496][ T49] RBP: ffffc90000b97010 R08: ffffc90000b96f97 R09: 000= 0000000000000 [ 61.767548][ T49] R10: ffffc90000b96f80 R11: fffff52000172df3 R12: fff= fea000507ff48 [ 61.775511][ T49] R13: 0000000000000000 R14: ffff88802330fb80 R15: fff= f88802330f960 [ 61.783661][ T49] ? __folio_start_writeback+0x9d4/0xb70 [ 61.789308][ T49] ? folio_clear_dirty_for_io+0x226/0x880 [ 61.795141][ T49] ? __pfx___folio_start_writeback+0x10/0x10 [ 61.801124][ T49] ? __pfx_folio_clear_dirty_for_io+0x10/0x10 [ 61.807192][ T49] ? stack_trace_save+0x9c/0xe0 [ 61.812048][ T49] __block_write_full_folio+0x75f/0xe10 [ 61.817587][ T49] ? __pfx_blkdev_get_block+0x10/0x10 [ 61.822951][ T49] blkdev_writepages+0xd1/0x170 [ 61.827793][ T49] ? __pfx_blkdev_writepages+0x10/0x10 [ 61.833265][ T49] ? __pfx_blkdev_writepages+0x10/0x10 [ 61.838887][ T49] do_writepages+0x32e/0x550 [ 61.843486][ T49] __writeback_single_inode+0x145/0xff0 [ 61.849028][ T49] ? wbc_attach_and_unlock_inode+0x3f0/0x5d0 [ 61.855009][ T49] writeback_sb_inodes+0x6c7/0x1010 [ 61.860230][ T49] ? __pfx_writeback_sb_inodes+0x10/0x10 [ 61.865887][ T49] ? __pfx_down_read_trylock+0x10/0x10 [ 61.871340][ T49] ? __pfx___up_read+0x10/0x10 [ 61.876121][ T49] __writeback_inodes_wb+0x111/0x240 [ 61.881420][ T49] wb_writeback+0x44f/0xaf0 [ 61.885923][ T49] ? queue_io+0x301/0x590 [ 61.890250][ T49] ? __pfx_wb_writeback+0x10/0x10 [ 61.895299][ T49] wb_workfn+0xaef/0xef0 [ 61.899543][ T49] ? __pfx_wb_workfn+0x10/0x10 [ 61.904300][ T49] ? __lock_acquire+0xab9/0xd20 [ 61.909152][ T49] ? process_scheduled_works+0x9ef/0x17b0 [ 61.914872][ T49] ? _raw_spin_unlock_irq+0x23/0x50 [ 61.920061][ T49] ? process_scheduled_works+0x9ef/0x17b0 [ 61.925769][ T49] ? process_scheduled_works+0x9ef/0x17b0 [ 61.931508][ T49] process_scheduled_works+0xade/0x17b0 [ 61.937069][ T49] ? __pfx_process_scheduled_works+0x10/0x10 [ 61.943066][ T49] worker_thread+0x8a0/0xda0 [ 61.947677][ T49] kthread+0x70e/0x8a0 [ 61.951745][ T49] ? __pfx_worker_thread+0x10/0x10 [ 61.956848][ T49] ? __pfx_kthread+0x10/0x10 [ 61.961434][ T49] ? _raw_spin_unlock_irq+0x23/0x50 [ 61.967056][ T49] ? lockdep_hardirqs_on+0x9c/0x150 [ 61.972244][ T49] ? __pfx_kthread+0x10/0x10 [ 61.976831][ T49] ret_from_fork+0x47c/0x820 [ 61.981502][ T49] ? __pfx_ret_from_fork+0x10/0x10 [ 61.987052][ T49] ? __switch_to_asm+0x39/0x70 [ 61.991803][ T49] ? __switch_to_asm+0x33/0x70 [ 61.996560][ T49] ? __pfx_kthread+0x10/0x10 [ 62.001202][ T49] ret_from_fork_asm+0x1a/0x30 [ 62.005975][ T49] [ 62.009227][ T49] Kernel Offset: disabled [ 62.013542][ T49] Rebooting in 86400 seconds.. syzkaller build log: go env (err=3D) AR=3D'ar' CC=3D'gcc' CGO_CFLAGS=3D'-O2 -g' CGO_CPPFLAGS=3D'' CGO_CXXFLAGS=3D'-O2 -g' CGO_ENABLED=3D'1' CGO_FFLAGS=3D'-O2 -g' CGO_LDFLAGS=3D'-O2 -g' CXX=3D'g++' GCCGO=3D'gccgo' GO111MODULE=3D'auto' GOAMD64=3D'v1' GOARCH=3D'amd64' GOAUTH=3D'netrc' GOBIN=3D'' GOCACHE=3D'/syzkaller/.cache/go-build' GOCACHEPROG=3D'' GODEBUG=3D'' GOENV=3D'/syzkaller/.config/go/env' GOEXE=3D'' GOEXPERIMENT=3D'' GOFIPS140=3D'off' GOFLAGS=3D'' GOGCCFLAGS=3D'-fPIC -m64 -pthread -Wl,--no-gc-sections -fmessage-length=3D0= -ffile-prefix-map=3D/tmp/go-build4186761874=3D/tmp/go-build -gno-record-gc= c-switches' GOHOSTARCH=3D'amd64' GOHOSTOS=3D'linux' GOINSECURE=3D'' GOMOD=3D'/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/go.= mod' GOMODCACHE=3D'/syzkaller/jobs-2/linux/gopath/pkg/mod' GONOPROXY=3D'' GONOSUMDB=3D'' GOOS=3D'linux' GOPATH=3D'/syzkaller/jobs-2/linux/gopath' GOPRIVATE=3D'' GOPROXY=3D'https://proxy.golang.org,direct' GOROOT=3D'/usr/local/go' GOSUMDB=3D'sum.golang.org' GOTELEMETRY=3D'local' GOTELEMETRYDIR=3D'/syzkaller/.config/go/telemetry' GOTMPDIR=3D'' GOTOOLCHAIN=3D'auto' GOTOOLDIR=3D'/usr/local/go/pkg/tool/linux_amd64' GOVCS=3D'' GOVERSION=3D'go1.24.4' GOWORK=3D'' PKG_CONFIG=3D'pkg-config' git status (err=3D) HEAD detached at e12e5ba469 nothing to commit, working tree clean tput: No value for $TERM and no -T specified tput: No value for $TERM and no -T specified Makefile:31: run command via tools/syz-env for best compatibility, see: Makefile:32: https://github.com/google/syzkaller/blob/master/docs/contribut= ing.md#using-syz-env go list -f '{{.Stale}}' -ldflags=3D"-s -w -X github.com/google/syzkaller/pr= og.GitRevision=3De12e5ba469cd05aa76330394486b1f2a24dd4ef6 -X github.com/goo= gle/syzkaller/prog.gitRevisionDate=3D20250826-131543" ./sys/syz-sysgen | g= rep -q false || go install -ldflags=3D"-s -w -X github.com/google/syzkaller= /prog.GitRevision=3De12e5ba469cd05aa76330394486b1f2a24dd4ef6 -X github.com/= google/syzkaller/prog.gitRevisionDate=3D20250826-131543" ./sys/syz-sysgen make .descriptions tput: No value for $TERM and no -T specified tput: No value for $TERM and no -T specified Makefile:31: run command via tools/syz-env for best compatibility, see: Makefile:32: https://github.com/google/syzkaller/blob/master/docs/contribut= ing.md#using-syz-env bin/syz-sysgen touch .descriptions GOOS=3Dlinux GOARCH=3Damd64 go build -ldflags=3D"-s -w -X github.com/google= /syzkaller/prog.GitRevision=3De12e5ba469cd05aa76330394486b1f2a24dd4ef6 -X g= ithub.com/google/syzkaller/prog.gitRevisionDate=3D20250826-131543" -o ./bi= n/linux_amd64/syz-execprog github.com/google/syzkaller/tools/syz-execprog mkdir -p ./bin/linux_amd64 g++ -o ./bin/linux_amd64/syz-executor executor/executor.cc \ -m64 -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wfr= ame-larger-than=3D16384 -Wno-stringop-overflow -Wno-array-bounds -Wno-forma= t-overflow -Wno-unused-but-set-variable -Wno-unused-command-line-argument -= static-pie -std=3Dc++17 -I. -Iexecutor/_include -DGOOS_linux=3D1 -DGOARCH= _amd64=3D1 \ -DHOSTGOOS_linux=3D1 -DGIT_REVISION=3D\"e12e5ba469cd05aa76330394486b1f2a24= dd4ef6\" /usr/bin/ld: /tmp/ccdzFu7W.o: in function `Connection::Connect(char const*,= char const*)': executor.cc:(.text._ZN10Connection7ConnectEPKcS1_[_ZN10Connection7ConnectEP= KcS1_]+0x104): warning: Using 'gethostbyname' in statically linked applicat= ions requires at runtime the shared libraries from the glibc version used f= or linking Error text is too large and was truncated, full error text is at: https://syzkaller.appspot.com/x/error.txt?x=3D131edc62580000 Tested on: commit: 8cd53fb4 Add linux-next specific files for 20250828 git tree: linux-next kernel config: https://syzkaller.appspot.com/x/.config?x=3Db2dd1e2b1175b2b= e dashboard link: https://syzkaller.appspot.com/bug?extid=3D69c74d38464686431= 506 compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-= 1~exp1~20250616065826.132), Debian LLD 20.1.7 patch: https://syzkaller.appspot.com/x/patch.diff?x=3D17487c425800= 00